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提交 d50673ed 编写于 作者: R Rob Herring
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Merge remote-tracking branch 'arm-soc/at91/base2+cleanup' into cleanup-base

上级 ab15e0e8 7eca30ae
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Showing with 2025 addition and 2944 deletion
Documentation/feature-removal-schedule.txt
浏览文件 @ d50673ed
......@@ -510,17 +510,3 @@ Why: The pci_scan_bus_parented() interface creates a new root bus. The
convert to using pci_scan_root_bus() so they can supply a list of
bus resources when the bus is created.
Who: Bjorn Helgaas <bhelgaas@google.com>
----------------------------
What: The CAP9 SoC family will be removed
When: 3.4
Files: arch/arm/mach-at91/at91cap9.c
arch/arm/mach-at91/at91cap9_devices.c
arch/arm/mach-at91/include/mach/at91cap9.h
arch/arm/mach-at91/include/mach/at91cap9_matrix.h
arch/arm/mach-at91/include/mach/at91cap9_ddrsdr.h
arch/arm/mach-at91/board-cap9adk.c
Why: The code is not actively maintained and platforms are now hard to find.
Who: Nicolas Ferre <nicolas.ferre@atmel.com>
Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
arch/arm/Kconfig
浏览文件 @ d50673ed
......@@ -327,7 +327,7 @@ config ARCH_AT91
select CLKDEV_LOOKUP
help
This enables support for systems based on the Atmel AT91RM9200,
AT91SAM9 and AT91CAP9 processors.
AT91SAM9 processors.
config ARCH_BCMRING
bool "Broadcom BCMRING"
......
arch/arm/Kconfig.debug
浏览文件 @ d50673ed
......@@ -86,7 +86,7 @@ choice
depends on HAVE_AT91_DBGU0
config AT91_DEBUG_LL_DBGU1
bool "Kernel low-level debugging on 9263, 9g45 and cap9"
bool "Kernel low-level debugging on 9263 and 9g45"
depends on HAVE_AT91_DBGU1
config DEBUG_CLPS711X_UART1
......
arch/arm/boot/dts/at91sam9g25ek.dts 0 → 100644
浏览文件 @ d50673ed
/*
* at91sam9g25ek.dts - Device Tree file for AT91SAM9G25-EK board
*
* Copyright (C) 2012 Atmel,
* 2012 Nicolas Ferre <nicolas.ferre@atmel.com>
*
* Licensed under GPLv2 or later.
*/
/dts-v1/;
/include/ "at91sam9x5.dtsi"
/include/ "at91sam9x5cm.dtsi"
/ {
model = "Atmel AT91SAM9G25-EK";
compatible = "atmel,at91sam9g25ek", "atmel,at91sam9x5ek", "atmel,at91sam9x5", "atmel,at91sam9";
chosen {
bootargs = "128M console=ttyS0,115200 mtdparts=atmel_nand:8M(bootstrap/uboot/kernel)ro,-(rootfs) root=/dev/mtdblock1 rw rootfstype=ubifs ubi.mtd=1 root=ubi0:rootfs";
};
ahb {
apb {
dbgu: serial@fffff200 {
status = "okay";
};
usart0: serial@f801c000 {
status = "okay";
};
macb0: ethernet@f802c000 {
phy-mode = "rmii";
status = "okay";
};
};
};
};
arch/arm/boot/dts/at91sam9x5.dtsi 0 → 100644
浏览文件 @ d50673ed
/*
* at91sam9x5.dtsi - Device Tree Include file for AT91SAM9x5 family SoC
* applies to AT91SAM9G15, AT91SAM9G25, AT91SAM9G35,
* AT91SAM9X25, AT91SAM9X35 SoC
*
* Copyright (C) 2012 Atmel,
* 2012 Nicolas Ferre <nicolas.ferre@atmel.com>
*
* Licensed under GPLv2 or later.
*/
/include/ "skeleton.dtsi"
/ {
model = "Atmel AT91SAM9x5 family SoC";
compatible = "atmel,at91sam9x5";
interrupt-parent = <&aic>;
aliases {
serial0 = &dbgu;
serial1 = &usart0;
serial2 = &usart1;
serial3 = &usart2;
gpio0 = &pioA;
gpio1 = &pioB;
gpio2 = &pioC;
gpio3 = &pioD;
tcb0 = &tcb0;
tcb1 = &tcb1;
};
cpus {
cpu@0 {
compatible = "arm,arm926ejs";
};
};
memory@20000000 {
reg = <0x20000000 0x10000000>;
};
ahb {
compatible = "simple-bus";
#address-cells = <1>;
#size-cells = <1>;
ranges;
apb {
compatible = "simple-bus";
#address-cells = <1>;
#size-cells = <1>;
ranges;
aic: interrupt-controller@fffff000 {
#interrupt-cells = <2>;
compatible = "atmel,at91rm9200-aic";
interrupt-controller;
interrupt-parent;
reg = <0xfffff000 0x200>;
};
pit: timer@fffffe30 {
compatible = "atmel,at91sam9260-pit";
reg = <0xfffffe30 0xf>;
interrupts = <1 4>;
};
tcb0: timer@f8008000 {
compatible = "atmel,at91sam9x5-tcb";
reg = <0xf8008000 0x100>;
interrupts = <17 4>;
};
tcb1: timer@f800c000 {
compatible = "atmel,at91sam9x5-tcb";
reg = <0xf800c000 0x100>;
interrupts = <17 4>;
};
dma0: dma-controller@ffffec00 {
compatible = "atmel,at91sam9g45-dma";
reg = <0xffffec00 0x200>;
interrupts = <20 4>;
};
dma1: dma-controller@ffffee00 {
compatible = "atmel,at91sam9g45-dma";
reg = <0xffffee00 0x200>;
interrupts = <21 4>;
};
pioA: gpio@fffff400 {
compatible = "atmel,at91rm9200-gpio";
reg = <0xfffff400 0x100>;
interrupts = <2 4>;
#gpio-cells = <2>;
gpio-controller;
};
pioB: gpio@fffff600 {
compatible = "atmel,at91rm9200-gpio";
reg = <0xfffff600 0x100>;
interrupts = <2 4>;
#gpio-cells = <2>;
gpio-controller;
};
pioC: gpio@fffff800 {
compatible = "atmel,at91rm9200-gpio";
reg = <0xfffff800 0x100>;
interrupts = <3 4>;
#gpio-cells = <2>;
gpio-controller;
};
pioD: gpio@fffffa00 {
compatible = "atmel,at91rm9200-gpio";
reg = <0xfffffa00 0x100>;
interrupts = <3 4>;
#gpio-cells = <2>;
gpio-controller;
};
dbgu: serial@fffff200 {
compatible = "atmel,at91sam9260-usart";
reg = <0xfffff200 0x200>;
interrupts = <1 4>;
status = "disabled";
};
usart0: serial@f801c000 {
compatible = "atmel,at91sam9260-usart";
reg = <0xf801c000 0x200>;
interrupts = <5 4>;
atmel,use-dma-rx;
atmel,use-dma-tx;
status = "disabled";
};
usart1: serial@f8020000 {
compatible = "atmel,at91sam9260-usart";
reg = <0xf8020000 0x200>;
interrupts = <6 4>;
atmel,use-dma-rx;
atmel,use-dma-tx;
status = "disabled";
};
usart2: serial@f8024000 {
compatible = "atmel,at91sam9260-usart";
reg = <0xf8024000 0x200>;
interrupts = <7 4>;
atmel,use-dma-rx;
atmel,use-dma-tx;
status = "disabled";
};
macb0: ethernet@f802c000 {
compatible = "cdns,at32ap7000-macb", "cdns,macb";
reg = <0xf802c000 0x100>;
interrupts = <24 4>;
status = "disabled";
};
macb1: ethernet@f8030000 {
compatible = "cdns,at32ap7000-macb", "cdns,macb";
reg = <0xf8030000 0x100>;
interrupts = <27 4>;
status = "disabled";
};
};
};
};
arch/arm/boot/dts/at91sam9x5cm.dtsi 0 → 100644
浏览文件 @ d50673ed
/*
* at91sam9x5cm.dtsi - Device Tree Include file for AT91SAM9x5 CPU Module
*
* Copyright (C) 2012 Atmel,
* 2012 Nicolas Ferre <nicolas.ferre@atmel.com>
*
* Licensed under GPLv2 or later.
*/
/ {
memory@20000000 {
reg = <0x20000000 0x8000000>;
};
};
arch/arm/configs/at91cap9_defconfig 已删除 100644 → 0
浏览文件 @ ab15e0e8
CONFIG_EXPERIMENTAL=y
# CONFIG_LOCALVERSION_AUTO is not set
# CONFIG_SWAP is not set
CONFIG_SYSVIPC=y
CONFIG_LOG_BUF_SHIFT=14
CONFIG_BLK_DEV_INITRD=y
CONFIG_SLAB=y
CONFIG_MODULES=y
CONFIG_MODULE_UNLOAD=y
# CONFIG_BLK_DEV_BSG is not set
# CONFIG_IOSCHED_DEADLINE is not set
# CONFIG_IOSCHED_CFQ is not set
CONFIG_ARCH_AT91=y
CONFIG_ARCH_AT91CAP9=y
CONFIG_MACH_AT91CAP9ADK=y
CONFIG_MTD_AT91_DATAFLASH_CARD=y
CONFIG_AT91_PROGRAMMABLE_CLOCKS=y
# CONFIG_ARM_THUMB is not set
CONFIG_AEABI=y
CONFIG_LEDS=y
CONFIG_LEDS_CPU=y
CONFIG_ZBOOT_ROM_TEXT=0x0
CONFIG_ZBOOT_ROM_BSS=0x0
CONFIG_CMDLINE="console=ttyS0,115200 root=/dev/ram0 rw"
CONFIG_FPE_NWFPE=y
CONFIG_NET=y
CONFIG_PACKET=y
CONFIG_UNIX=y
CONFIG_INET=y
CONFIG_IP_PNP=y
CONFIG_IP_PNP_BOOTP=y
CONFIG_IP_PNP_RARP=y
# CONFIG_INET_XFRM_MODE_TRANSPORT is not set
# CONFIG_INET_XFRM_MODE_TUNNEL is not set
# CONFIG_INET_XFRM_MODE_BEET is not set
# CONFIG_INET_LRO is not set
# CONFIG_INET_DIAG is not set
# CONFIG_IPV6 is not set
CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
CONFIG_MTD=y
CONFIG_MTD_CMDLINE_PARTS=y
CONFIG_MTD_CHAR=y
CONFIG_MTD_BLOCK=y
CONFIG_MTD_CFI=y
CONFIG_MTD_JEDECPROBE=y
CONFIG_MTD_CFI_AMDSTD=y
CONFIG_MTD_PHYSMAP=y
CONFIG_MTD_DATAFLASH=y
CONFIG_MTD_NAND=y
CONFIG_MTD_NAND_ATMEL=y
CONFIG_BLK_DEV_LOOP=y
CONFIG_BLK_DEV_RAM=y
CONFIG_BLK_DEV_RAM_SIZE=8192
CONFIG_SCSI=y
CONFIG_BLK_DEV_SD=y
CONFIG_SCSI_MULTI_LUN=y
CONFIG_NETDEVICES=y
CONFIG_MII=y
CONFIG_MACB=y
# CONFIG_INPUT_MOUSEDEV_PSAUX is not set
CONFIG_INPUT_EVDEV=y
# CONFIG_INPUT_KEYBOARD is not set
# CONFIG_INPUT_MOUSE is not set
CONFIG_INPUT_TOUCHSCREEN=y
CONFIG_TOUCHSCREEN_ADS7846=y
# CONFIG_SERIO is not set
CONFIG_SERIAL_ATMEL=y
CONFIG_SERIAL_ATMEL_CONSOLE=y
CONFIG_HW_RANDOM=y
CONFIG_I2C=y
CONFIG_I2C_CHARDEV=y
CONFIG_SPI=y
CONFIG_SPI_ATMEL=y
# CONFIG_HWMON is not set
CONFIG_WATCHDOG=y
CONFIG_WATCHDOG_NOWAYOUT=y
CONFIG_FB=y
CONFIG_FB_ATMEL=y
CONFIG_LOGO=y
# CONFIG_LOGO_LINUX_MONO is not set
# CONFIG_LOGO_LINUX_CLUT224 is not set
# CONFIG_USB_HID is not set
CONFIG_USB=y
CONFIG_USB_DEVICEFS=y
CONFIG_USB_MON=y
CONFIG_USB_OHCI_HCD=y
CONFIG_USB_STORAGE=y
CONFIG_USB_GADGET=y
CONFIG_USB_ETH=m
CONFIG_USB_FILE_STORAGE=m
CONFIG_MMC=y
CONFIG_MMC_AT91=m
CONFIG_RTC_CLASS=y
CONFIG_RTC_DRV_AT91SAM9=y
CONFIG_EXT2_FS=y
CONFIG_VFAT_FS=y
CONFIG_TMPFS=y
CONFIG_JFFS2_FS=y
CONFIG_CRAMFS=y
CONFIG_NFS_FS=y
CONFIG_ROOT_NFS=y
CONFIG_NLS_CODEPAGE_437=y
CONFIG_NLS_CODEPAGE_850=y
CONFIG_NLS_ISO8859_1=y
CONFIG_DEBUG_FS=y
CONFIG_DEBUG_KERNEL=y
CONFIG_DEBUG_INFO=y
CONFIG_DEBUG_USER=y
arch/arm/mach-at91/Kconfig
浏览文件 @ d50673ed
......@@ -102,13 +102,13 @@ config ARCH_AT91SAM9G45
select HAVE_AT91_DBGU1
select AT91_SAM9G45_RESET
config ARCH_AT91CAP9
bool "AT91CAP9"
config ARCH_AT91SAM9X5
bool "AT91SAM9x5 family"
select CPU_ARM926T
select GENERIC_CLOCKEVENTS
select HAVE_FB_ATMEL
select HAVE_NET_MACB
select HAVE_AT91_DBGU1
select HAVE_AT91_DBGU0
select AT91_SAM9G45_RESET
config ARCH_AT91X40
......@@ -447,21 +447,6 @@ endif
# ----------------------------------------------------------
if ARCH_AT91CAP9
comment "AT91CAP9 Board Type"
config MACH_AT91CAP9ADK
bool "Atmel AT91CAP9A-DK Evaluation Kit"
select HAVE_AT91_DATAFLASH_CARD
help
Select this if you are using Atmel's AT91CAP9A-DK Evaluation Kit.
<http://www.atmel.com/dyn/products/tools_card.asp?tool_id=4138>
endif
# ----------------------------------------------------------
if ARCH_AT91X40
comment "AT91X40 Board Type"
......@@ -544,7 +529,7 @@ config AT91_EARLY_DBGU0
depends on HAVE_AT91_DBGU0
config AT91_EARLY_DBGU1
bool "DBGU on 9263, 9g45 and cap9"
bool "DBGU on 9263 and 9g45"
depends on HAVE_AT91_DBGU1
config AT91_EARLY_USART0
......
arch/arm/mach-at91/Makefile
浏览文件 @ d50673ed
......@@ -20,7 +20,7 @@ obj-$(CONFIG_ARCH_AT91SAM9263) += at91sam9263.o at91sam926x_time.o at91sam9263_d
obj-$(CONFIG_ARCH_AT91SAM9RL) += at91sam9rl.o at91sam926x_time.o at91sam9rl_devices.o sam9_smc.o
obj-$(CONFIG_ARCH_AT91SAM9G20) += at91sam9260.o at91sam926x_time.o at91sam9260_devices.o sam9_smc.o
obj-$(CONFIG_ARCH_AT91SAM9G45) += at91sam9g45.o at91sam926x_time.o at91sam9g45_devices.o sam9_smc.o
obj-$(CONFIG_ARCH_AT91CAP9) += at91cap9.o at91sam926x_time.o at91cap9_devices.o sam9_smc.o
obj-$(CONFIG_ARCH_AT91SAM9X5) += at91sam9x5.o at91sam926x_time.o
obj-$(CONFIG_ARCH_AT91X40) += at91x40.o at91x40_time.o
# AT91RM9200 board-specific support
......@@ -81,9 +81,6 @@ obj-$(CONFIG_MACH_AT91SAM9M10G45EK) += board-sam9m10g45ek.o
# AT91SAM board with device-tree
obj-$(CONFIG_MACH_AT91SAM_DT) += board-dt.o
# AT91CAP9 board-specific support
obj-$(CONFIG_MACH_AT91CAP9ADK) += board-cap9adk.o
# AT91X40 board-specific support
obj-$(CONFIG_MACH_AT91EB01) += board-eb01.o
......
arch/arm/mach-at91/Makefile.boot
浏览文件 @ d50673ed
......@@ -3,11 +3,7 @@
# PARAMS_PHYS must be within 4MB of ZRELADDR
# INITRD_PHYS must be in RAM
ifeq ($(CONFIG_ARCH_AT91CAP9),y)
zreladdr-y += 0x70008000
params_phys-y := 0x70000100
initrd_phys-y := 0x70410000
else ifeq ($(CONFIG_ARCH_AT91SAM9G45),y)
ifeq ($(CONFIG_ARCH_AT91SAM9G45),y)
zreladdr-y += 0x70008000
params_phys-y := 0x70000100
initrd_phys-y := 0x70410000
......@@ -17,4 +13,10 @@ params_phys-y := 0x20000100
initrd_phys-y := 0x20410000
endif
dtb-$(CONFIG_MACH_AT91SAM_DT) += at91sam9m10g45ek.dtb usb_a9g20.dtb
# Keep dtb files sorted alphabetically for each SoC
# sam9g20
dtb-$(CONFIG_MACH_AT91SAM_DT) += usb_a9g20.dtb
# sam9g45
dtb-$(CONFIG_MACH_AT91SAM_DT) += at91sam9m10g45ek.dtb
# sam9x5
dtb-$(CONFIG_MACH_AT91SAM_DT) += at91sam9g25ek.dtb
arch/arm/mach-at91/at91cap9_devices.c 已删除 100644 → 0
浏览文件 @ ab15e0e8
此差异已折叠。
arch/arm/mach-at91/at91rm9200.c
浏览文件 @ d50673ed
......@@ -295,7 +295,7 @@ static void at91rm9200_idle(void)
* Disable the processor clock. The processor will be automatically
* re-enabled by an interrupt or by a reset.
*/
at91_sys_write(AT91_PMC_SCDR, AT91_PMC_PCK);
at91_pmc_write(AT91_PMC_SCDR, AT91_PMC_PCK);
}
static void at91rm9200_restart(char mode, const char *cmd)
......@@ -303,8 +303,8 @@ static void at91rm9200_restart(char mode, const char *cmd)
/*
* Perform a hardware reset with the use of the Watchdog timer.
*/
at91_sys_write(AT91_ST_WDMR, AT91_ST_RSTEN | AT91_ST_EXTEN | 1);
at91_sys_write(AT91_ST_CR, AT91_ST_WDRST);
at91_st_write(AT91_ST_WDMR, AT91_ST_RSTEN | AT91_ST_EXTEN | 1);
at91_st_write(AT91_ST_CR, AT91_ST_WDRST);
}
/* --------------------------------------------------------------------
......@@ -319,6 +319,8 @@ static void __init at91rm9200_map_io(void)
static void __init at91rm9200_ioremap_registers(void)
{
at91rm9200_ioremap_st(AT91RM9200_BASE_ST);
at91_ioremap_ramc(0, AT91RM9200_BASE_MC, 256);
}
static void __init at91rm9200_initialize(void)
......
arch/arm/mach-at91/at91rm9200_devices.c
浏览文件 @ d50673ed
......@@ -21,6 +21,7 @@
#include <mach/board.h>
#include <mach/at91rm9200.h>
#include <mach/at91rm9200_mc.h>
#include <mach/at91_ramc.h>
#include "generic.h"
......@@ -241,15 +242,15 @@ void __init at91_add_device_cf(struct at91_cf_data *data)
data->chipselect = 4; /* can only use EBI ChipSelect 4 */
/* CF takes over CS4, CS5, CS6 */
csa = at91_sys_read(AT91_EBI_CSA);
at91_sys_write(AT91_EBI_CSA, csa | AT91_EBI_CS4A_SMC_COMPACTFLASH);
csa = at91_ramc_read(0, AT91_EBI_CSA);
at91_ramc_write(0, AT91_EBI_CSA, csa | AT91_EBI_CS4A_SMC_COMPACTFLASH);
/*
* Static memory controller timing adjustments.
* REVISIT: these timings are in terms of MCK cycles, so
* when MCK changes (cpufreq etc) so must these values...
*/
at91_sys_write(AT91_SMC_CSR(4),
at91_ramc_write(0, AT91_SMC_CSR(4),
AT91_SMC_ACSS_STD
| AT91_SMC_DBW_16
| AT91_SMC_BAT
......@@ -407,11 +408,11 @@ void __init at91_add_device_nand(struct atmel_nand_data *data)
return;
/* enable the address range of CS3 */
csa = at91_sys_read(AT91_EBI_CSA);
at91_sys_write(AT91_EBI_CSA, csa | AT91_EBI_CS3A_SMC_SMARTMEDIA);
csa = at91_ramc_read(0, AT91_EBI_CSA);
at91_ramc_write(0, AT91_EBI_CSA, csa | AT91_EBI_CS3A_SMC_SMARTMEDIA);
/* set the bus interface characteristics */
at91_sys_write(AT91_SMC_CSR(3), AT91_SMC_ACSS_STD | AT91_SMC_DBW_8 | AT91_SMC_WSEN
at91_ramc_write(0, AT91_SMC_CSR(3), AT91_SMC_ACSS_STD | AT91_SMC_DBW_8 | AT91_SMC_WSEN
| AT91_SMC_NWS_(5)
| AT91_SMC_TDF_(1)
| AT91_SMC_RWSETUP_(0) /* tDS Data Set up Time 30 - ns */
......@@ -1114,7 +1115,6 @@ static inline void configure_usart3_pins(unsigned pins)
}
static struct platform_device *__initdata at91_uarts[ATMEL_MAX_UART]; /* the UARTs to use */
struct platform_device *atmel_default_console_device; /* the serial console device */
void __init at91_register_uart(unsigned id, unsigned portnr, unsigned pins)
{
......
arch/arm/mach-at91/at91rm9200_time.c
浏览文件 @ d50673ed
......@@ -43,9 +43,9 @@ static inline unsigned long read_CRTR(void)
{
unsigned long x1, x2;
x1 = at91_sys_read(AT91_ST_CRTR);
x1 = at91_st_read(AT91_ST_CRTR);
do {
x2 = at91_sys_read(AT91_ST_CRTR);
x2 = at91_st_read(AT91_ST_CRTR);
if (x1 == x2)
break;
x1 = x2;
......@@ -58,7 +58,7 @@ static inline unsigned long read_CRTR(void)
*/
static irqreturn_t at91rm9200_timer_interrupt(int irq, void *dev_id)
{
u32 sr = at91_sys_read(AT91_ST_SR) & irqmask;
u32 sr = at91_st_read(AT91_ST_SR) & irqmask;
/*
* irqs should be disabled here, but as the irq is shared they are only
......@@ -110,22 +110,22 @@ static void
clkevt32k_mode(enum clock_event_mode mode, struct clock_event_device *dev)
{
/* Disable and flush pending timer interrupts */
at91_sys_write(AT91_ST_IDR, AT91_ST_PITS | AT91_ST_ALMS);
(void) at91_sys_read(AT91_ST_SR);
at91_st_write(AT91_ST_IDR, AT91_ST_PITS | AT91_ST_ALMS);
at91_st_read(AT91_ST_SR);
last_crtr = read_CRTR();
switch (mode) {
case CLOCK_EVT_MODE_PERIODIC:
/* PIT for periodic irqs; fixed rate of 1/HZ */
irqmask = AT91_ST_PITS;
at91_sys_write(AT91_ST_PIMR, RM9200_TIMER_LATCH);
at91_st_write(AT91_ST_PIMR, RM9200_TIMER_LATCH);
break;
case CLOCK_EVT_MODE_ONESHOT:
/* ALM for oneshot irqs, set by next_event()
* before 32 seconds have passed
*/
irqmask = AT91_ST_ALMS;
at91_sys_write(AT91_ST_RTAR, last_crtr);
at91_st_write(AT91_ST_RTAR, last_crtr);
break;
case CLOCK_EVT_MODE_SHUTDOWN:
case CLOCK_EVT_MODE_UNUSED:
......@@ -133,7 +133,7 @@ clkevt32k_mode(enum clock_event_mode mode, struct clock_event_device *dev)
irqmask = 0;
break;
}
at91_sys_write(AT91_ST_IER, irqmask);
at91_st_write(AT91_ST_IER, irqmask);
}
static int
......@@ -156,12 +156,12 @@ clkevt32k_next_event(unsigned long delta, struct clock_event_device *dev)
alm = read_CRTR();
/* Cancel any pending alarm; flush any pending IRQ */
at91_sys_write(AT91_ST_RTAR, alm);
(void) at91_sys_read(AT91_ST_SR);
at91_st_write(AT91_ST_RTAR, alm);
at91_st_read(AT91_ST_SR);
/* Schedule alarm by writing RTAR. */
alm += delta;
at91_sys_write(AT91_ST_RTAR, alm);
at91_st_write(AT91_ST_RTAR, alm);
return status;
}
......@@ -175,15 +175,24 @@ static struct clock_event_device clkevt = {
.set_mode = clkevt32k_mode,
};
void __iomem *at91_st_base;
void __init at91rm9200_ioremap_st(u32 addr)
{
at91_st_base = ioremap(addr, 256);
if (!at91_st_base)
panic("Impossible to ioremap ST\n");
}
/*
* ST (system timer) module supports both clockevents and clocksource.
*/
void __init at91rm9200_timer_init(void)
{
/* Disable all timer interrupts, and clear any pending ones */
at91_sys_write(AT91_ST_IDR,
at91_st_write(AT91_ST_IDR,
AT91_ST_PITS | AT91_ST_WDOVF | AT91_ST_RTTINC | AT91_ST_ALMS);
(void) at91_sys_read(AT91_ST_SR);
at91_st_read(AT91_ST_SR);
/* Make IRQs happen for the system timer */
setup_irq(AT91_ID_SYS, &at91rm9200_timer_irq);
......@@ -192,7 +201,7 @@ void __init at91rm9200_timer_init(void)
* directly for the clocksource and all clockevents, after adjusting
* its prescaler from the 1 Hz default.
*/
at91_sys_write(AT91_ST_RTMR, 1);
at91_st_write(AT91_ST_RTMR, 1);
/* Setup timer clockevent, with minimum of two ticks (important!!) */
clkevt.mult = div_sc(AT91_SLOW_CLOCK, NSEC_PER_SEC, clkevt.shift);
......
arch/arm/mach-at91/at91sam9260.c
浏览文件 @ d50673ed
......@@ -310,34 +310,27 @@ static void __init at91sam9xe_map_io(void)
static void __init at91sam9260_map_io(void)
{
if (cpu_is_at91sam9xe()) {
if (cpu_is_at91sam9xe())
at91sam9xe_map_io();
} else if (cpu_is_at91sam9g20()) {
at91_init_sram(0, AT91SAM9G20_SRAM0_BASE, AT91SAM9G20_SRAM0_SIZE);
at91_init_sram(1, AT91SAM9G20_SRAM1_BASE, AT91SAM9G20_SRAM1_SIZE);
} else {
at91_init_sram(0, AT91SAM9260_SRAM0_BASE, AT91SAM9260_SRAM0_SIZE);
at91_init_sram(1, AT91SAM9260_SRAM1_BASE, AT91SAM9260_SRAM1_SIZE);
}
else if (cpu_is_at91sam9g20())
at91_init_sram(0, AT91SAM9G20_SRAM_BASE, AT91SAM9G20_SRAM_SIZE);
else
at91_init_sram(0, AT91SAM9260_SRAM_BASE, AT91SAM9260_SRAM_SIZE);
}
static void __init at91sam9260_ioremap_registers(void)
{
at91_ioremap_shdwc(AT91SAM9260_BASE_SHDWC);
at91_ioremap_rstc(AT91SAM9260_BASE_RSTC);
at91_ioremap_ramc(0, AT91SAM9260_BASE_SDRAMC, 512);
at91sam926x_ioremap_pit(AT91SAM9260_BASE_PIT);
at91sam9_ioremap_smc(0, AT91SAM9260_BASE_SMC);
}
static void at91sam9260_idle(void)
{
at91_sys_write(AT91_PMC_SCDR, AT91_PMC_PCK);
cpu_do_idle();
at91_ioremap_matrix(AT91SAM9260_BASE_MATRIX);
}
static void __init at91sam9260_initialize(void)
{
arm_pm_idle = at91sam9260_idle;
arm_pm_idle = at91sam9_idle;
arm_pm_restart = at91sam9_alt_restart;
at91_extern_irq = (1 << AT91SAM9260_ID_IRQ0) | (1 << AT91SAM9260_ID_IRQ1)
| (1 << AT91SAM9260_ID_IRQ2);
......
arch/arm/mach-at91/at91sam9260_devices.c
浏览文件 @ d50673ed
......@@ -21,6 +21,7 @@
#include <mach/cpu.h>
#include <mach/at91sam9260.h>
#include <mach/at91sam9260_matrix.h>
#include <mach/at91_matrix.h>
#include <mach/at91sam9_smc.h>
#include "generic.h"
......@@ -422,8 +423,8 @@ void __init at91_add_device_nand(struct atmel_nand_data *data)
if (!data)
return;
csa = at91_sys_read(AT91_MATRIX_EBICSA);
at91_sys_write(AT91_MATRIX_EBICSA, csa | AT91_MATRIX_CS3A_SMC_SMARTMEDIA);
csa = at91_matrix_read(AT91_MATRIX_EBICSA);
at91_matrix_write(AT91_MATRIX_EBICSA, csa | AT91_MATRIX_CS3A_SMC_SMARTMEDIA);
/* enable pin */
if (gpio_is_valid(data->enable_pin))
......@@ -717,18 +718,42 @@ static struct resource rtt_resources[] = {
.start = AT91SAM9260_BASE_RTT,
.end = AT91SAM9260_BASE_RTT + SZ_16 - 1,
.flags = IORESOURCE_MEM,
}
}, {
.flags = IORESOURCE_MEM,
},
};
static struct platform_device at91sam9260_rtt_device = {
.name = "at91_rtt",
.id = 0,
.resource = rtt_resources,
.num_resources = ARRAY_SIZE(rtt_resources),
};
#if IS_ENABLED(CONFIG_RTC_DRV_AT91SAM9)
static void __init at91_add_device_rtt_rtc(void)
{
at91sam9260_rtt_device.name = "rtc-at91sam9";
/*
* The second resource is needed:
* GPBR will serve as the storage for RTC time offset
*/
at91sam9260_rtt_device.num_resources = 2;
rtt_resources[1].start = AT91SAM9260_BASE_GPBR +
4 * CONFIG_RTC_DRV_AT91SAM9_GPBR;
rtt_resources[1].end = rtt_resources[1].start + 3;
}
#else
static void __init at91_add_device_rtt_rtc(void)
{
/* Only one resource is needed: RTT not used as RTC */
at91sam9260_rtt_device.num_resources = 1;
}
#endif
static void __init at91_add_device_rtt(void)
{
at91_add_device_rtt_rtc();
platform_device_register(&at91sam9260_rtt_device);
}
......@@ -1139,7 +1164,6 @@ static inline void configure_usart5_pins(void)
}
static struct platform_device *__initdata at91_uarts[ATMEL_MAX_UART]; /* the UARTs to use */
struct platform_device *atmel_default_console_device; /* the serial console device */
void __init at91_register_uart(unsigned id, unsigned portnr, unsigned pins)
{
......@@ -1265,7 +1289,7 @@ void __init at91_add_device_cf(struct at91_cf_data *data)
if (!data)
return;
csa = at91_sys_read(AT91_MATRIX_EBICSA);
csa = at91_matrix_read(AT91_MATRIX_EBICSA);
switch (data->chipselect) {
case 4:
......@@ -1288,7 +1312,7 @@ void __init at91_add_device_cf(struct at91_cf_data *data)
return;
}
at91_sys_write(AT91_MATRIX_EBICSA, csa);
at91_matrix_write(AT91_MATRIX_EBICSA, csa);
if (gpio_is_valid(data->rst_pin)) {
at91_set_multi_drive(data->rst_pin, 0);
......
arch/arm/mach-at91/at91sam9261.c
浏览文件 @ d50673ed
......@@ -283,19 +283,15 @@ static void __init at91sam9261_ioremap_registers(void)
{
at91_ioremap_shdwc(AT91SAM9261_BASE_SHDWC);
at91_ioremap_rstc(AT91SAM9261_BASE_RSTC);
at91_ioremap_ramc(0, AT91SAM9261_BASE_SDRAMC, 512);
at91sam926x_ioremap_pit(AT91SAM9261_BASE_PIT);
at91sam9_ioremap_smc(0, AT91SAM9261_BASE_SMC);
}
static void at91sam9261_idle(void)
{
at91_sys_write(AT91_PMC_SCDR, AT91_PMC_PCK);
cpu_do_idle();
at91_ioremap_matrix(AT91SAM9261_BASE_MATRIX);
}
static void __init at91sam9261_initialize(void)
{
arm_pm_idle = at91sam9261_idle;
arm_pm_idle = at91sam9_idle;
arm_pm_restart = at91sam9_alt_restart;
at91_extern_irq = (1 << AT91SAM9261_ID_IRQ0) | (1 << AT91SAM9261_ID_IRQ1)
| (1 << AT91SAM9261_ID_IRQ2);
......
arch/arm/mach-at91/at91sam9261_devices.c
浏览文件 @ d50673ed
......@@ -24,6 +24,7 @@
#include <mach/board.h>
#include <mach/at91sam9261.h>
#include <mach/at91sam9261_matrix.h>
#include <mach/at91_matrix.h>
#include <mach/at91sam9_smc.h>
#include "generic.h"
......@@ -236,8 +237,8 @@ void __init at91_add_device_nand(struct atmel_nand_data *data)
if (!data)
return;
csa = at91_sys_read(AT91_MATRIX_EBICSA);
at91_sys_write(AT91_MATRIX_EBICSA, csa | AT91_MATRIX_CS3A_SMC_SMARTMEDIA);
csa = at91_matrix_read(AT91_MATRIX_EBICSA);
at91_matrix_write(AT91_MATRIX_EBICSA, csa | AT91_MATRIX_CS3A_SMC_SMARTMEDIA);
/* enable pin */
if (gpio_is_valid(data->enable_pin))
......@@ -603,6 +604,8 @@ static struct resource rtt_resources[] = {
.start = AT91SAM9261_BASE_RTT,
.end = AT91SAM9261_BASE_RTT + SZ_16 - 1,
.flags = IORESOURCE_MEM,
}, {
.flags = IORESOURCE_MEM,
}
};
......@@ -610,11 +613,32 @@ static struct platform_device at91sam9261_rtt_device = {
.name = "at91_rtt",
.id = 0,
.resource = rtt_resources,
.num_resources = ARRAY_SIZE(rtt_resources),
};
#if IS_ENABLED(CONFIG_RTC_DRV_AT91SAM9)
static void __init at91_add_device_rtt_rtc(void)
{
at91sam9261_rtt_device.name = "rtc-at91sam9";
/*
* The second resource is needed:
* GPBR will serve as the storage for RTC time offset
*/
at91sam9261_rtt_device.num_resources = 2;
rtt_resources[1].start = AT91SAM9261_BASE_GPBR +
4 * CONFIG_RTC_DRV_AT91SAM9_GPBR;
rtt_resources[1].end = rtt_resources[1].start + 3;
}
#else
static void __init at91_add_device_rtt_rtc(void)
{
/* Only one resource is needed: RTT not used as RTC */
at91sam9261_rtt_device.num_resources = 1;
}
#endif
static void __init at91_add_device_rtt(void)
{
at91_add_device_rtt_rtc();
platform_device_register(&at91sam9261_rtt_device);
}
......@@ -991,7 +1015,6 @@ static inline void configure_usart2_pins(unsigned pins)
}
static struct platform_device *__initdata at91_uarts[ATMEL_MAX_UART]; /* the UARTs to use */
struct platform_device *atmel_default_console_device; /* the serial console device */
void __init at91_register_uart(unsigned id, unsigned portnr, unsigned pins)
{
......
arch/arm/mach-at91/at91sam9263.c
浏览文件 @ d50673ed
......@@ -303,20 +303,17 @@ static void __init at91sam9263_ioremap_registers(void)
{
at91_ioremap_shdwc(AT91SAM9263_BASE_SHDWC);
at91_ioremap_rstc(AT91SAM9263_BASE_RSTC);
at91_ioremap_ramc(0, AT91SAM9263_BASE_SDRAMC0, 512);
at91_ioremap_ramc(1, AT91SAM9263_BASE_SDRAMC1, 512);
at91sam926x_ioremap_pit(AT91SAM9263_BASE_PIT);
at91sam9_ioremap_smc(0, AT91SAM9263_BASE_SMC0);
at91sam9_ioremap_smc(1, AT91SAM9263_BASE_SMC1);
}
static void at91sam9263_idle(void)
{
at91_sys_write(AT91_PMC_SCDR, AT91_PMC_PCK);
cpu_do_idle();
at91_ioremap_matrix(AT91SAM9263_BASE_MATRIX);
}
static void __init at91sam9263_initialize(void)
{
arm_pm_idle = at91sam9263_idle;
arm_pm_idle = at91sam9_idle;
arm_pm_restart = at91sam9_alt_restart;
at91_extern_irq = (1 << AT91SAM9263_ID_IRQ0) | (1 << AT91SAM9263_ID_IRQ1);
......
arch/arm/mach-at91/at91sam9263_devices.c
浏览文件 @ d50673ed
......@@ -23,6 +23,7 @@
#include <mach/board.h>
#include <mach/at91sam9263.h>
#include <mach/at91sam9263_matrix.h>
#include <mach/at91_matrix.h>
#include <mach/at91sam9_smc.h>
#include "generic.h"
......@@ -409,7 +410,7 @@ void __init at91_add_device_cf(struct at91_cf_data *data)
* we assume SMC timings are configured by board code,
* except True IDE where timings are controlled by driver
*/
ebi0_csa = at91_sys_read(AT91_MATRIX_EBI0CSA);
ebi0_csa = at91_matrix_read(AT91_MATRIX_EBI0CSA);
switch (data->chipselect) {
case 4:
at91_set_A_periph(AT91_PIN_PD6, 0); /* EBI0_NCS4/CFCS0 */
......@@ -428,7 +429,7 @@ void __init at91_add_device_cf(struct at91_cf_data *data)
data->chipselect);
return;
}
at91_sys_write(AT91_MATRIX_EBI0CSA, ebi0_csa);
at91_matrix_write(AT91_MATRIX_EBI0CSA, ebi0_csa);
if (gpio_is_valid(data->det_pin)) {
at91_set_gpio_input(data->det_pin, 1);
......@@ -496,8 +497,8 @@ void __init at91_add_device_nand(struct atmel_nand_data *data)
if (!data)
return;
csa = at91_sys_read(AT91_MATRIX_EBI0CSA);
at91_sys_write(AT91_MATRIX_EBI0CSA, csa | AT91_MATRIX_EBI0_CS3A_SMC_SMARTMEDIA);
csa = at91_matrix_read(AT91_MATRIX_EBI0CSA);
at91_matrix_write(AT91_MATRIX_EBI0CSA, csa | AT91_MATRIX_EBI0_CS3A_SMC_SMARTMEDIA);
/* enable pin */
if (gpio_is_valid(data->enable_pin))
......@@ -891,7 +892,8 @@ static struct platform_device at91sam9263_isi_device = {
.num_resources = ARRAY_SIZE(isi_resources),
};
void __init at91_add_device_isi(void)
void __init at91_add_device_isi(struct isi_platform_data *data,
bool use_pck_as_mck)
{
at91_set_A_periph(AT91_PIN_PE0, 0); /* ISI_D0 */
at91_set_A_periph(AT91_PIN_PE1, 0); /* ISI_D1 */
......@@ -904,14 +906,20 @@ void __init at91_add_device_isi(void)
at91_set_A_periph(AT91_PIN_PE8, 0); /* ISI_PCK */
at91_set_A_periph(AT91_PIN_PE9, 0); /* ISI_HSYNC */
at91_set_A_periph(AT91_PIN_PE10, 0); /* ISI_VSYNC */
at91_set_B_periph(AT91_PIN_PE11, 0); /* ISI_MCK (PCK3) */
at91_set_B_periph(AT91_PIN_PE12, 0); /* ISI_PD8 */
at91_set_B_periph(AT91_PIN_PE13, 0); /* ISI_PD9 */
at91_set_B_periph(AT91_PIN_PE14, 0); /* ISI_PD10 */
at91_set_B_periph(AT91_PIN_PE15, 0); /* ISI_PD11 */
if (use_pck_as_mck) {
at91_set_B_periph(AT91_PIN_PE11, 0); /* ISI_MCK (PCK3) */
/* TODO: register the PCK for ISI_MCK and set its parent */
}
}
#else
void __init at91_add_device_isi(void) {}
void __init at91_add_device_isi(struct isi_platform_data *data,
bool use_pck_as_mck) {}
#endif
......@@ -959,6 +967,8 @@ static struct resource rtt0_resources[] = {
.start = AT91SAM9263_BASE_RTT0,
.end = AT91SAM9263_BASE_RTT0 + SZ_16 - 1,
.flags = IORESOURCE_MEM,
}, {
.flags = IORESOURCE_MEM,
}
};
......@@ -966,7 +976,6 @@ static struct platform_device at91sam9263_rtt0_device = {
.name = "at91_rtt",
.id = 0,
.resource = rtt0_resources,
.num_resources = ARRAY_SIZE(rtt0_resources),
};
static struct resource rtt1_resources[] = {
......@@ -974,6 +983,8 @@ static struct resource rtt1_resources[] = {
.start = AT91SAM9263_BASE_RTT1,
.end = AT91SAM9263_BASE_RTT1 + SZ_16 - 1,
.flags = IORESOURCE_MEM,
}, {
.flags = IORESOURCE_MEM,
}
};
......@@ -981,11 +992,53 @@ static struct platform_device at91sam9263_rtt1_device = {
.name = "at91_rtt",
.id = 1,
.resource = rtt1_resources,
.num_resources = ARRAY_SIZE(rtt1_resources),
};
#if IS_ENABLED(CONFIG_RTC_DRV_AT91SAM9)
static void __init at91_add_device_rtt_rtc(void)
{
struct platform_device *pdev;
struct resource *r;
switch (CONFIG_RTC_DRV_AT91SAM9_RTT) {
case 0:
/*
* The second resource is needed only for the chosen RTT:
* GPBR will serve as the storage for RTC time offset
*/
at91sam9263_rtt0_device.num_resources = 2;
at91sam9263_rtt1_device.num_resources = 1;
pdev = &at91sam9263_rtt0_device;
r = rtt0_resources;
break;
case 1:
at91sam9263_rtt0_device.num_resources = 1;
at91sam9263_rtt1_device.num_resources = 2;
pdev = &at91sam9263_rtt1_device;
r = rtt1_resources;
break;
default:
pr_err("at91sam9263: only supports 2 RTT (%d)\n",
CONFIG_RTC_DRV_AT91SAM9_RTT);
return;
}
pdev->name = "rtc-at91sam9";
r[1].start = AT91SAM9263_BASE_GPBR + 4 * CONFIG_RTC_DRV_AT91SAM9_GPBR;
r[1].end = r[1].start + 3;
}
#else
static void __init at91_add_device_rtt_rtc(void)
{
/* Only one resource is needed: RTT not used as RTC */
at91sam9263_rtt0_device.num_resources = 1;
at91sam9263_rtt1_device.num_resources = 1;
}
#endif
static void __init at91_add_device_rtt(void)
{
at91_add_device_rtt_rtc();
platform_device_register(&at91sam9263_rtt0_device);
platform_device_register(&at91sam9263_rtt1_device);
}
......@@ -1371,7 +1424,6 @@ static inline void configure_usart2_pins(unsigned pins)
}
static struct platform_device *__initdata at91_uarts[ATMEL_MAX_UART]; /* the UARTs to use */
struct platform_device *atmel_default_console_device; /* the serial console device */
void __init at91_register_uart(unsigned id, unsigned portnr, unsigned pins)
{
......
arch/arm/mach-at91/at91sam9_alt_reset.S
浏览文件 @ d50673ed
......@@ -15,16 +15,17 @@
#include <linux/linkage.h>
#include <mach/hardware.h>
#include <mach/at91sam9_sdramc.h>
#include <mach/at91_ramc.h>
#include <mach/at91_rstc.h>
.arm
.globl at91sam9_alt_restart
at91sam9_alt_restart: ldr r0, .at91_va_base_sdramc @ preload constants
ldr r1, =at91_rstc_base
ldr r1, [r1]
at91sam9_alt_restart: ldr r0, =at91_ramc_base @ preload constants
ldr r0, [r0]
ldr r4, =at91_rstc_base
ldr r1, [r4]
mov r2, #1
mov r3, #AT91_SDRAMC_LPCB_POWER_DOWN
......@@ -37,6 +38,3 @@ at91sam9_alt_restart: ldr r0, .at91_va_base_sdramc @ preload constants
str r4, [r1, #AT91_RSTC_CR] @ reset processor
b .
.at91_va_base_sdramc:
.word AT91_VA_BASE_SYS + AT91_SDRAMC0
arch/arm/mach-at91/at91sam9g45.c
浏览文件 @ d50673ed
......@@ -317,12 +317,6 @@ static struct at91_gpio_bank at91sam9g45_gpio[] __initdata = {
}
};
static void at91sam9g45_idle(void)
{
at91_sys_write(AT91_PMC_SCDR, AT91_PMC_PCK);
cpu_do_idle();
}
/* --------------------------------------------------------------------
* AT91SAM9G45 processor initialization
* -------------------------------------------------------------------- */
......@@ -337,13 +331,16 @@ static void __init at91sam9g45_ioremap_registers(void)
{
at91_ioremap_shdwc(AT91SAM9G45_BASE_SHDWC);
at91_ioremap_rstc(AT91SAM9G45_BASE_RSTC);
at91_ioremap_ramc(0, AT91SAM9G45_BASE_DDRSDRC1, 512);
at91_ioremap_ramc(1, AT91SAM9G45_BASE_DDRSDRC0, 512);
at91sam926x_ioremap_pit(AT91SAM9G45_BASE_PIT);
at91sam9_ioremap_smc(0, AT91SAM9G45_BASE_SMC);
at91_ioremap_matrix(AT91SAM9G45_BASE_MATRIX);
}
static void __init at91sam9g45_initialize(void)
{
arm_pm_idle = at91sam9g45_idle;
arm_pm_idle = at91sam9_idle;
arm_pm_restart = at91sam9g45_restart;
at91_extern_irq = (1 << AT91SAM9G45_ID_IRQ0);
......
arch/arm/mach-at91/at91sam9g45_devices.c
浏览文件 @ d50673ed
......@@ -14,6 +14,7 @@
#include <linux/dma-mapping.h>
#include <linux/gpio.h>
#include <linux/clk.h>
#include <linux/platform_device.h>
#include <linux/i2c-gpio.h>
#include <linux/atmel-mci.h>
......@@ -24,11 +25,15 @@
#include <mach/board.h>
#include <mach/at91sam9g45.h>
#include <mach/at91sam9g45_matrix.h>
#include <mach/at91_matrix.h>
#include <mach/at91sam9_smc.h>
#include <mach/at_hdmac.h>
#include <mach/atmel-mci.h>
#include <media/atmel-isi.h>
#include "generic.h"
#include "clock.h"
/* --------------------------------------------------------------------
......@@ -38,10 +43,6 @@
#if defined(CONFIG_AT_HDMAC) || defined(CONFIG_AT_HDMAC_MODULE)
static u64 hdmac_dmamask = DMA_BIT_MASK(32);
static struct at_dma_platform_data atdma_pdata = {
.nr_channels = 8,
};
static struct resource hdmac_resources[] = {
[0] = {
.start = AT91SAM9G45_BASE_DMA,
......@@ -56,12 +57,11 @@ static struct resource hdmac_resources[] = {
};
static struct platform_device at_hdmac_device = {
.name = "at_hdmac",
.name = "at91sam9g45_dma",
.id = -1,
.dev = {
.dma_mask = &hdmac_dmamask,
.coherent_dma_mask = DMA_BIT_MASK(32),
.platform_data = &atdma_pdata,
},
.resource = hdmac_resources,
.num_resources = ARRAY_SIZE(hdmac_resources),
......@@ -69,9 +69,15 @@ static struct platform_device at_hdmac_device = {
void __init at91_add_device_hdmac(void)
{
dma_cap_set(DMA_MEMCPY, atdma_pdata.cap_mask);
dma_cap_set(DMA_SLAVE, atdma_pdata.cap_mask);
platform_device_register(&at_hdmac_device);
#if defined(CONFIG_OF)
struct device_node *of_node =
of_find_node_by_name(NULL, "dma-controller");
if (of_node)
of_node_put(of_node);
else
#endif
platform_device_register(&at_hdmac_device);
}
#else
void __init at91_add_device_hdmac(void) {}
......@@ -552,8 +558,8 @@ void __init at91_add_device_nand(struct atmel_nand_data *data)
if (!data)
return;
csa = at91_sys_read(AT91_MATRIX_EBICSA);
at91_sys_write(AT91_MATRIX_EBICSA, csa | AT91_MATRIX_EBI_CS3A_SMC_SMARTMEDIA);
csa = at91_matrix_read(AT91_MATRIX_EBICSA);
at91_matrix_write(AT91_MATRIX_EBICSA, csa | AT91_MATRIX_EBI_CS3A_SMC_SMARTMEDIA);
/* enable pin */
if (gpio_is_valid(data->enable_pin))
......@@ -869,6 +875,96 @@ void __init at91_add_device_ac97(struct ac97c_platform_data *data)
void __init at91_add_device_ac97(struct ac97c_platform_data *data) {}
#endif
/* --------------------------------------------------------------------
* Image Sensor Interface
* -------------------------------------------------------------------- */
#if defined(CONFIG_VIDEO_ATMEL_ISI) || defined(CONFIG_VIDEO_ATMEL_ISI_MODULE)
static u64 isi_dmamask = DMA_BIT_MASK(32);
static struct isi_platform_data isi_data;
struct resource isi_resources[] = {
[0] = {
.start = AT91SAM9G45_BASE_ISI,
.end = AT91SAM9G45_BASE_ISI + SZ_16K - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = AT91SAM9G45_ID_ISI,
.end = AT91SAM9G45_ID_ISI,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device at91sam9g45_isi_device = {
.name = "atmel_isi",
.id = 0,
.dev = {
.dma_mask = &isi_dmamask,
.coherent_dma_mask = DMA_BIT_MASK(32),
.platform_data = &isi_data,
},
.resource = isi_resources,
.num_resources = ARRAY_SIZE(isi_resources),
};
static struct clk_lookup isi_mck_lookups[] = {
CLKDEV_CON_DEV_ID("isi_mck", "atmel_isi.0", NULL),
};
void __init at91_add_device_isi(struct isi_platform_data *data,
bool use_pck_as_mck)
{
struct clk *pck;
struct clk *parent;
if (!data)
return;
isi_data = *data;
at91_set_A_periph(AT91_PIN_PB20, 0); /* ISI_D0 */
at91_set_A_periph(AT91_PIN_PB21, 0); /* ISI_D1 */
at91_set_A_periph(AT91_PIN_PB22, 0); /* ISI_D2 */
at91_set_A_periph(AT91_PIN_PB23, 0); /* ISI_D3 */
at91_set_A_periph(AT91_PIN_PB24, 0); /* ISI_D4 */
at91_set_A_periph(AT91_PIN_PB25, 0); /* ISI_D5 */
at91_set_A_periph(AT91_PIN_PB26, 0); /* ISI_D6 */
at91_set_A_periph(AT91_PIN_PB27, 0); /* ISI_D7 */
at91_set_A_periph(AT91_PIN_PB28, 0); /* ISI_PCK */
at91_set_A_periph(AT91_PIN_PB30, 0); /* ISI_HSYNC */
at91_set_A_periph(AT91_PIN_PB29, 0); /* ISI_VSYNC */
at91_set_B_periph(AT91_PIN_PB8, 0); /* ISI_PD8 */
at91_set_B_periph(AT91_PIN_PB9, 0); /* ISI_PD9 */
at91_set_B_periph(AT91_PIN_PB10, 0); /* ISI_PD10 */
at91_set_B_periph(AT91_PIN_PB11, 0); /* ISI_PD11 */
platform_device_register(&at91sam9g45_isi_device);
if (use_pck_as_mck) {
at91_set_B_periph(AT91_PIN_PB31, 0); /* ISI_MCK (PCK1) */
pck = clk_get(NULL, "pck1");
parent = clk_get(NULL, "plla");
BUG_ON(IS_ERR(pck) || IS_ERR(parent));
if (clk_set_parent(pck, parent)) {
pr_err("Failed to set PCK's parent\n");
} else {
/* Register PCK as ISI_MCK */
isi_mck_lookups[0].clk = pck;
clkdev_add_table(isi_mck_lookups,
ARRAY_SIZE(isi_mck_lookups));
}
clk_put(pck);
clk_put(parent);
}
}
#else
void __init at91_add_device_isi(struct isi_platform_data *data,
bool use_pck_as_mck) {}
#endif
/* --------------------------------------------------------------------
* LCD Controller
......@@ -1098,6 +1194,8 @@ static struct resource rtt_resources[] = {
.start = AT91SAM9G45_BASE_RTT,
.end = AT91SAM9G45_BASE_RTT + SZ_16 - 1,
.flags = IORESOURCE_MEM,
}, {
.flags = IORESOURCE_MEM,
}
};
......@@ -1105,11 +1203,32 @@ static struct platform_device at91sam9g45_rtt_device = {
.name = "at91_rtt",
.id = 0,
.resource = rtt_resources,
.num_resources = ARRAY_SIZE(rtt_resources),
};
#if IS_ENABLED(CONFIG_RTC_DRV_AT91SAM9)
static void __init at91_add_device_rtt_rtc(void)
{
at91sam9g45_rtt_device.name = "rtc-at91sam9";
/*
* The second resource is needed:
* GPBR will serve as the storage for RTC time offset
*/
at91sam9g45_rtt_device.num_resources = 2;
rtt_resources[1].start = AT91SAM9G45_BASE_GPBR +
4 * CONFIG_RTC_DRV_AT91SAM9_GPBR;
rtt_resources[1].end = rtt_resources[1].start + 3;
}
#else
static void __init at91_add_device_rtt_rtc(void)
{
/* Only one resource is needed: RTT not used as RTC */
at91sam9g45_rtt_device.num_resources = 1;
}
#endif
static void __init at91_add_device_rtt(void)
{
at91_add_device_rtt_rtc();
platform_device_register(&at91sam9g45_rtt_device);
}
......@@ -1564,7 +1683,6 @@ static inline void configure_usart3_pins(unsigned pins)
}
static struct platform_device *__initdata at91_uarts[ATMEL_MAX_UART]; /* the UARTs to use */
struct platform_device *atmel_default_console_device; /* the serial console device */
void __init at91_register_uart(unsigned id, unsigned portnr, unsigned pins)
{
......
arch/arm/mach-at91/at91sam9g45_reset.S
浏览文件 @ d50673ed
......@@ -12,7 +12,7 @@
#include <linux/linkage.h>
#include <mach/hardware.h>
#include <mach/at91sam9_ddrsdr.h>
#include <mach/at91_ramc.h>
#include <mach/at91_rstc.h>
.arm
......@@ -20,9 +20,10 @@
.globl at91sam9g45_restart
at91sam9g45_restart:
ldr r0, .at91_va_base_sdramc0 @ preload constants
ldr r1, =at91_rstc_base
ldr r1, [r1]
ldr r5, =at91_ramc_base @ preload constants
ldr r0, [r5]
ldr r4, =at91_rstc_base
ldr r1, [r4]
mov r2, #1
mov r3, #AT91_DDRSDRC_LPCB_POWER_DOWN
......@@ -35,6 +36,3 @@ at91sam9g45_restart:
str r4, [r1, #AT91_RSTC_CR] @ reset processor
b .
.at91_va_base_sdramc0:
.word AT91_VA_BASE_SYS + AT91_DDRSDRC0
arch/arm/mach-at91/at91sam9rl.c
浏览文件 @ d50673ed
......@@ -288,19 +288,15 @@ static void __init at91sam9rl_ioremap_registers(void)
{
at91_ioremap_shdwc(AT91SAM9RL_BASE_SHDWC);
at91_ioremap_rstc(AT91SAM9RL_BASE_RSTC);
at91_ioremap_ramc(0, AT91SAM9RL_BASE_SDRAMC, 512);
at91sam926x_ioremap_pit(AT91SAM9RL_BASE_PIT);
at91sam9_ioremap_smc(0, AT91SAM9RL_BASE_SMC);
}
static void at91sam9rl_idle(void)
{
at91_sys_write(AT91_PMC_SCDR, AT91_PMC_PCK);
cpu_do_idle();
at91_ioremap_matrix(AT91SAM9RL_BASE_MATRIX);
}
static void __init at91sam9rl_initialize(void)
{
arm_pm_idle = at91sam9rl_idle;
arm_pm_idle = at91sam9_idle;
arm_pm_restart = at91sam9_alt_restart;
at91_extern_irq = (1 << AT91SAM9RL_ID_IRQ0);
......
arch/arm/mach-at91/at91sam9rl_devices.c
浏览文件 @ d50673ed
......@@ -20,6 +20,7 @@
#include <mach/board.h>
#include <mach/at91sam9rl.h>
#include <mach/at91sam9rl_matrix.h>
#include <mach/at91_matrix.h>
#include <mach/at91sam9_smc.h>
#include <mach/at_hdmac.h>
......@@ -33,10 +34,6 @@
#if defined(CONFIG_AT_HDMAC) || defined(CONFIG_AT_HDMAC_MODULE)
static u64 hdmac_dmamask = DMA_BIT_MASK(32);
static struct at_dma_platform_data atdma_pdata = {
.nr_channels = 2,
};
static struct resource hdmac_resources[] = {
[0] = {
.start = AT91SAM9RL_BASE_DMA,
......@@ -51,12 +48,11 @@ static struct resource hdmac_resources[] = {
};
static struct platform_device at_hdmac_device = {
.name = "at_hdmac",
.name = "at91sam9rl_dma",
.id = -1,
.dev = {
.dma_mask = &hdmac_dmamask,
.coherent_dma_mask = DMA_BIT_MASK(32),
.platform_data = &atdma_pdata,
},
.resource = hdmac_resources,
.num_resources = ARRAY_SIZE(hdmac_resources),
......@@ -64,7 +60,6 @@ static struct platform_device at_hdmac_device = {
void __init at91_add_device_hdmac(void)
{
dma_cap_set(DMA_MEMCPY, atdma_pdata.cap_mask);
platform_device_register(&at_hdmac_device);
}
#else
......@@ -271,8 +266,8 @@ void __init at91_add_device_nand(struct atmel_nand_data *data)
if (!data)
return;
csa = at91_sys_read(AT91_MATRIX_EBICSA);
at91_sys_write(AT91_MATRIX_EBICSA, csa | AT91_MATRIX_CS3A_SMC_SMARTMEDIA);
csa = at91_matrix_read(AT91_MATRIX_EBICSA);
at91_matrix_write(AT91_MATRIX_EBICSA, csa | AT91_MATRIX_CS3A_SMC_SMARTMEDIA);
/* enable pin */
if (gpio_is_valid(data->enable_pin))
......@@ -688,6 +683,8 @@ static struct resource rtt_resources[] = {
.start = AT91SAM9RL_BASE_RTT,
.end = AT91SAM9RL_BASE_RTT + SZ_16 - 1,
.flags = IORESOURCE_MEM,
}, {
.flags = IORESOURCE_MEM,
}
};
......@@ -695,11 +692,32 @@ static struct platform_device at91sam9rl_rtt_device = {
.name = "at91_rtt",
.id = 0,
.resource = rtt_resources,
.num_resources = ARRAY_SIZE(rtt_resources),
};
#if IS_ENABLED(CONFIG_RTC_DRV_AT91SAM9)
static void __init at91_add_device_rtt_rtc(void)
{
at91sam9rl_rtt_device.name = "rtc-at91sam9";
/*
* The second resource is needed:
* GPBR will serve as the storage for RTC time offset
*/
at91sam9rl_rtt_device.num_resources = 2;
rtt_resources[1].start = AT91SAM9RL_BASE_GPBR +
4 * CONFIG_RTC_DRV_AT91SAM9_GPBR;
rtt_resources[1].end = rtt_resources[1].start + 3;
}
#else
static void __init at91_add_device_rtt_rtc(void)
{
/* Only one resource is needed: RTT not used as RTC */
at91sam9rl_rtt_device.num_resources = 1;
}
#endif
static void __init at91_add_device_rtt(void)
{
at91_add_device_rtt_rtc();
platform_device_register(&at91sam9rl_rtt_device);
}
......@@ -1134,7 +1152,6 @@ static inline void configure_usart3_pins(unsigned pins)
}
static struct platform_device *__initdata at91_uarts[ATMEL_MAX_UART]; /* the UARTs to use */
struct platform_device *atmel_default_console_device; /* the serial console device */
void __init at91_register_uart(unsigned id, unsigned portnr, unsigned pins)
{
......
arch/arm/mach-at91/at91cap9.c → arch/arm/mach-at91/at91sam9x5.c
浏览文件 @ d50673ed
/*
* arch/arm/mach-at91/at91cap9.c
* Chip-specific setup code for the AT91SAM9x5 family
*
* Copyright (C) 2007 Stelian Pop <stelian.pop@leadtechdesign.com>
* Copyright (C) 2007 Lead Tech Design <www.leadtechdesign.com>
* Copyright (C) 2007 Atmel Corporation.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
* Copyright (C) 2010-2012 Atmel Corporation.
*
* Licensed under GPLv2 or later.
*/
#include <linux/module.h>
#include <linux/dma-mapping.h>
#include <asm/proc-fns.h>
#include <asm/irq.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <mach/cpu.h>
#include <mach/at91cap9.h>
#include <mach/at91sam9x5.h>
#include <mach/at91_pmc.h>
#include <mach/cpu.h>
#include <mach/board.h>
#include "soc.h"
#include "generic.h"
......@@ -35,208 +29,211 @@
/*
* The peripheral clocks.
*/
static struct clk pioABCD_clk = {
.name = "pioABCD_clk",
.pmc_mask = 1 << AT91CAP9_ID_PIOABCD,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk mpb0_clk = {
.name = "mpb0_clk",
.pmc_mask = 1 << AT91CAP9_ID_MPB0,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk mpb1_clk = {
.name = "mpb1_clk",
.pmc_mask = 1 << AT91CAP9_ID_MPB1,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk mpb2_clk = {
.name = "mpb2_clk",
.pmc_mask = 1 << AT91CAP9_ID_MPB2,
static struct clk pioAB_clk = {
.name = "pioAB_clk",
.pmc_mask = 1 << AT91SAM9X5_ID_PIOAB,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk mpb3_clk = {
.name = "mpb3_clk",
.pmc_mask = 1 << AT91CAP9_ID_MPB3,
static struct clk pioCD_clk = {
.name = "pioCD_clk",
.pmc_mask = 1 << AT91SAM9X5_ID_PIOCD,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk mpb4_clk = {
.name = "mpb4_clk",
.pmc_mask = 1 << AT91CAP9_ID_MPB4,
static struct clk smd_clk = {
.name = "smd_clk",
.pmc_mask = 1 << AT91SAM9X5_ID_SMD,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk usart0_clk = {
.name = "usart0_clk",
.pmc_mask = 1 << AT91CAP9_ID_US0,
.pmc_mask = 1 << AT91SAM9X5_ID_USART0,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk usart1_clk = {
.name = "usart1_clk",
.pmc_mask = 1 << AT91CAP9_ID_US1,
.pmc_mask = 1 << AT91SAM9X5_ID_USART1,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk usart2_clk = {
.name = "usart2_clk",
.pmc_mask = 1 << AT91CAP9_ID_US2,
.pmc_mask = 1 << AT91SAM9X5_ID_USART2,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk mmc0_clk = {
.name = "mci0_clk",
.pmc_mask = 1 << AT91CAP9_ID_MCI0,
/* USART3 clock - Only for sam9g25/sam9x25 */
static struct clk usart3_clk = {
.name = "usart3_clk",
.pmc_mask = 1 << AT91SAM9X5_ID_USART3,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk mmc1_clk = {
.name = "mci1_clk",
.pmc_mask = 1 << AT91CAP9_ID_MCI1,
static struct clk twi0_clk = {
.name = "twi0_clk",
.pmc_mask = 1 << AT91SAM9X5_ID_TWI0,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk can_clk = {
.name = "can_clk",
.pmc_mask = 1 << AT91CAP9_ID_CAN,
static struct clk twi1_clk = {
.name = "twi1_clk",
.pmc_mask = 1 << AT91SAM9X5_ID_TWI1,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk twi_clk = {
.name = "twi_clk",
.pmc_mask = 1 << AT91CAP9_ID_TWI,
static struct clk twi2_clk = {
.name = "twi2_clk",
.pmc_mask = 1 << AT91SAM9X5_ID_TWI2,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk mmc0_clk = {
.name = "mci0_clk",
.pmc_mask = 1 << AT91SAM9X5_ID_MCI0,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk spi0_clk = {
.name = "spi0_clk",
.pmc_mask = 1 << AT91CAP9_ID_SPI0,
.pmc_mask = 1 << AT91SAM9X5_ID_SPI0,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk spi1_clk = {
.name = "spi1_clk",
.pmc_mask = 1 << AT91CAP9_ID_SPI1,
.pmc_mask = 1 << AT91SAM9X5_ID_SPI1,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk ssc0_clk = {
.name = "ssc0_clk",
.pmc_mask = 1 << AT91CAP9_ID_SSC0,
static struct clk uart0_clk = {
.name = "uart0_clk",
.pmc_mask = 1 << AT91SAM9X5_ID_UART0,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk ssc1_clk = {
.name = "ssc1_clk",
.pmc_mask = 1 << AT91CAP9_ID_SSC1,
static struct clk uart1_clk = {
.name = "uart1_clk",
.pmc_mask = 1 << AT91SAM9X5_ID_UART1,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk ac97_clk = {
.name = "ac97_clk",
.pmc_mask = 1 << AT91CAP9_ID_AC97C,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk tcb_clk = {
.name = "tcb_clk",
.pmc_mask = 1 << AT91CAP9_ID_TCB,
static struct clk tcb0_clk = {
.name = "tcb0_clk",
.pmc_mask = 1 << AT91SAM9X5_ID_TCB,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk pwm_clk = {
.name = "pwm_clk",
.pmc_mask = 1 << AT91CAP9_ID_PWMC,
.pmc_mask = 1 << AT91SAM9X5_ID_PWM,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk macb_clk = {
.name = "pclk",
.pmc_mask = 1 << AT91CAP9_ID_EMAC,
static struct clk adc_clk = {
.name = "adc_clk",
.pmc_mask = 1 << AT91SAM9X5_ID_ADC,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk dma0_clk = {
.name = "dma0_clk",
.pmc_mask = 1 << AT91SAM9X5_ID_DMA0,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk dma1_clk = {
.name = "dma1_clk",
.pmc_mask = 1 << AT91SAM9X5_ID_DMA1,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk aestdes_clk = {
.name = "aestdes_clk",
.pmc_mask = 1 << AT91CAP9_ID_AESTDES,
static struct clk uhphs_clk = {
.name = "uhphs_clk",
.pmc_mask = 1 << AT91SAM9X5_ID_UHPHS,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk adc_clk = {
.name = "adc_clk",
.pmc_mask = 1 << AT91CAP9_ID_ADC,
static struct clk udphs_clk = {
.name = "udphs_clk",
.pmc_mask = 1 << AT91SAM9X5_ID_UDPHS,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk isi_clk = {
.name = "isi_clk",
.pmc_mask = 1 << AT91CAP9_ID_ISI,
/* emac0 clock - Only for sam9g25/sam9x25/sam9g35/sam9x35 */
static struct clk macb0_clk = {
.name = "pclk",
.pmc_mask = 1 << AT91SAM9X5_ID_EMAC0,
.type = CLK_TYPE_PERIPHERAL,
};
/* lcd clock - Only for sam9g15/sam9g35/sam9x35 */
static struct clk lcdc_clk = {
.name = "lcdc_clk",
.pmc_mask = 1 << AT91CAP9_ID_LCDC,
.pmc_mask = 1 << AT91SAM9X5_ID_LCDC,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk dma_clk = {
.name = "dma_clk",
.pmc_mask = 1 << AT91CAP9_ID_DMA,
/* isi clock - Only for sam9g25 */
static struct clk isi_clk = {
.name = "isi_clk",
.pmc_mask = 1 << AT91SAM9X5_ID_ISI,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk udphs_clk = {
.name = "udphs_clk",
.pmc_mask = 1 << AT91CAP9_ID_UDPHS,
static struct clk mmc1_clk = {
.name = "mci1_clk",
.pmc_mask = 1 << AT91SAM9X5_ID_MCI1,
.type = CLK_TYPE_PERIPHERAL,
};
/* emac1 clock - Only for sam9x25 */
static struct clk macb1_clk = {
.name = "pclk",
.pmc_mask = 1 << AT91SAM9X5_ID_EMAC1,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk ssc_clk = {
.name = "ssc_clk",
.pmc_mask = 1 << AT91SAM9X5_ID_SSC,
.type = CLK_TYPE_PERIPHERAL,
};
/* can0 clock - Only for sam9x35 */
static struct clk can0_clk = {
.name = "can0_clk",
.pmc_mask = 1 << AT91SAM9X5_ID_CAN0,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk ohci_clk = {
.name = "ohci_clk",
.pmc_mask = 1 << AT91CAP9_ID_UHP,
/* can1 clock - Only for sam9x35 */
static struct clk can1_clk = {
.name = "can1_clk",
.pmc_mask = 1 << AT91SAM9X5_ID_CAN1,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk *periph_clocks[] __initdata = {
&pioABCD_clk,
&mpb0_clk,
&mpb1_clk,
&mpb2_clk,
&mpb3_clk,
&mpb4_clk,
&pioAB_clk,
&pioCD_clk,
&smd_clk,
&usart0_clk,
&usart1_clk,
&usart2_clk,
&twi0_clk,
&twi1_clk,
&twi2_clk,
&mmc0_clk,
&mmc1_clk,
&can_clk,
&twi_clk,
&spi0_clk,
&spi1_clk,
&ssc0_clk,
&ssc1_clk,
&ac97_clk,
&tcb_clk,
&uart0_clk,
&uart1_clk,
&tcb0_clk,
&pwm_clk,
&macb_clk,
&aestdes_clk,
&adc_clk,
&isi_clk,
&lcdc_clk,
&dma_clk,
&dma0_clk,
&dma1_clk,
&uhphs_clk,
&udphs_clk,
&ohci_clk,
// irq0 .. irq1
&mmc1_clk,
&ssc_clk,
// irq0
};
static struct clk_lookup periph_clocks_lookups[] = {
/* One additional fake clock for macb_hclk */
CLKDEV_CON_ID("hclk", &macb_clk),
CLKDEV_CON_DEV_ID("hclk", "atmel_usba_udc", &utmi_clk),
CLKDEV_CON_DEV_ID("pclk", "atmel_usba_udc", &udphs_clk),
CLKDEV_CON_DEV_ID("mci_clk", "at91_mci.0", &mmc0_clk),
CLKDEV_CON_DEV_ID("mci_clk", "at91_mci.1", &mmc1_clk),
CLKDEV_CON_DEV_ID("spi_clk", "atmel_spi.0", &spi0_clk),
CLKDEV_CON_DEV_ID("spi_clk", "atmel_spi.1", &spi1_clk),
CLKDEV_CON_DEV_ID("t0_clk", "atmel_tcb.0", &tcb_clk),
CLKDEV_CON_DEV_ID("pclk", "ssc.0", &ssc0_clk),
CLKDEV_CON_DEV_ID("pclk", "ssc.1", &ssc1_clk),
/* fake hclk clock */
CLKDEV_CON_DEV_ID("hclk", "at91_ohci", &ohci_clk),
CLKDEV_CON_ID("pioA", &pioABCD_clk),
CLKDEV_CON_ID("pioB", &pioABCD_clk),
CLKDEV_CON_ID("pioC", &pioABCD_clk),
CLKDEV_CON_ID("pioD", &pioABCD_clk),
};
static struct clk_lookup usart_clocks_lookups[] = {
CLKDEV_CON_DEV_ID("usart", "atmel_usart.0", &mck),
CLKDEV_CON_DEV_ID("usart", "atmel_usart.1", &usart0_clk),
CLKDEV_CON_DEV_ID("usart", "atmel_usart.2", &usart1_clk),
CLKDEV_CON_DEV_ID("usart", "atmel_usart.3", &usart2_clk),
/* lookup table for DT entries */
CLKDEV_CON_DEV_ID("usart", "fffff200.serial", &mck),
CLKDEV_CON_DEV_ID("usart", "f801c000.serial", &usart0_clk),
CLKDEV_CON_DEV_ID("usart", "f8020000.serial", &usart1_clk),
CLKDEV_CON_DEV_ID("usart", "f8024000.serial", &usart2_clk),
CLKDEV_CON_DEV_ID("usart", "f8028000.serial", &usart3_clk),
CLKDEV_CON_DEV_ID("t0_clk", "f8008000.timer", &tcb0_clk),
CLKDEV_CON_DEV_ID("t0_clk", "f800c000.timer", &tcb0_clk),
CLKDEV_CON_ID("pioA", &pioAB_clk),
CLKDEV_CON_ID("pioB", &pioAB_clk),
CLKDEV_CON_ID("pioC", &pioCD_clk),
CLKDEV_CON_ID("pioD", &pioCD_clk),
/* additional fake clock for macb_hclk */
CLKDEV_CON_DEV_ID("hclk", "f802c000.ethernet", &macb0_clk),
CLKDEV_CON_DEV_ID("hclk", "f8030000.ethernet", &macb1_clk),
};
/*
* The four programmable clocks.
* The two programmable clocks.
* You must configure pin multiplexing to bring these signals out.
*/
static struct clk pck0 = {
......@@ -251,20 +248,8 @@ static struct clk pck1 = {
.type = CLK_TYPE_PROGRAMMABLE,
.id = 1,
};
static struct clk pck2 = {
.name = "pck2",
.pmc_mask = AT91_PMC_PCK2,
.type = CLK_TYPE_PROGRAMMABLE,
.id = 2,
};
static struct clk pck3 = {
.name = "pck3",
.pmc_mask = AT91_PMC_PCK3,
.type = CLK_TYPE_PROGRAMMABLE,
.id = 3,
};
static void __init at91cap9_register_clocks(void)
static void __init at91sam9x5_register_clocks(void)
{
int i;
......@@ -273,132 +258,113 @@ static void __init at91cap9_register_clocks(void)
clkdev_add_table(periph_clocks_lookups,
ARRAY_SIZE(periph_clocks_lookups));
clkdev_add_table(usart_clocks_lookups,
ARRAY_SIZE(usart_clocks_lookups));
clk_register(&pck0);
clk_register(&pck1);
clk_register(&pck2);
clk_register(&pck3);
}
if (cpu_is_at91sam9g25()
|| cpu_is_at91sam9x25())
clk_register(&usart3_clk);
static struct clk_lookup console_clock_lookup;
if (cpu_is_at91sam9g25()
|| cpu_is_at91sam9x25()
|| cpu_is_at91sam9g35()
|| cpu_is_at91sam9x35())
clk_register(&macb0_clk);
void __init at91cap9_set_console_clock(int id)
{
if (id >= ARRAY_SIZE(usart_clocks_lookups))
return;
if (cpu_is_at91sam9g15()
|| cpu_is_at91sam9g35()
|| cpu_is_at91sam9x35())
clk_register(&lcdc_clk);
console_clock_lookup.con_id = "usart";
console_clock_lookup.clk = usart_clocks_lookups[id].clk;
clkdev_add(&console_clock_lookup);
}
if (cpu_is_at91sam9g25())
clk_register(&isi_clk);
/* --------------------------------------------------------------------
* GPIO
* -------------------------------------------------------------------- */
if (cpu_is_at91sam9x25())
clk_register(&macb1_clk);
static struct at91_gpio_bank at91cap9_gpio[] __initdata = {
{
.id = AT91CAP9_ID_PIOABCD,
.regbase = AT91CAP9_BASE_PIOA,
}, {
.id = AT91CAP9_ID_PIOABCD,
.regbase = AT91CAP9_BASE_PIOB,
}, {
.id = AT91CAP9_ID_PIOABCD,
.regbase = AT91CAP9_BASE_PIOC,
}, {
.id = AT91CAP9_ID_PIOABCD,
.regbase = AT91CAP9_BASE_PIOD,
if (cpu_is_at91sam9x25()
|| cpu_is_at91sam9x35()) {
clk_register(&can0_clk);
clk_register(&can1_clk);
}
};
static void at91cap9_idle(void)
{
at91_sys_write(AT91_PMC_SCDR, AT91_PMC_PCK);
cpu_do_idle();
clk_register(&pck0);
clk_register(&pck1);
}
/* --------------------------------------------------------------------
* AT91CAP9 processor initialization
* AT91SAM9x5 processor initialization
* -------------------------------------------------------------------- */
static void __init at91cap9_map_io(void)
static void __init at91sam9x5_map_io(void)
{
at91_init_sram(0, AT91CAP9_SRAM_BASE, AT91CAP9_SRAM_SIZE);
at91_init_sram(0, AT91SAM9X5_SRAM_BASE, AT91SAM9X5_SRAM_SIZE);
}
static void __init at91cap9_ioremap_registers(void)
static void __init at91sam9x5_ioremap_registers(void)
{
at91_ioremap_shdwc(AT91CAP9_BASE_SHDWC);
at91_ioremap_rstc(AT91CAP9_BASE_RSTC);
at91sam926x_ioremap_pit(AT91CAP9_BASE_PIT);
at91sam9_ioremap_smc(0, AT91CAP9_BASE_SMC);
if (of_at91sam926x_pit_init() < 0)
panic("Impossible to find PIT\n");
at91_ioremap_ramc(0, AT91SAM9X5_BASE_DDRSDRC0, 512);
}
static void __init at91cap9_initialize(void)
void __init at91sam9x5_initialize(void)
{
arm_pm_idle = at91cap9_idle;
arm_pm_restart = at91sam9g45_restart;
at91_extern_irq = (1 << AT91CAP9_ID_IRQ0) | (1 << AT91CAP9_ID_IRQ1);
/* Register GPIO subsystem */
at91_gpio_init(at91cap9_gpio, 4);
at91_extern_irq = (1 << AT91SAM9X5_ID_IRQ0);
/* Remember the silicon revision */
if (cpu_is_at91cap9_revB())
system_rev = 0xB;
else if (cpu_is_at91cap9_revC())
system_rev = 0xC;
/* Register GPIO subsystem (using DT) */
at91_gpio_init(NULL, 0);
}
/* --------------------------------------------------------------------
* Interrupt initialization
* AT91SAM9x5 devices (temporary before modification of code)
* -------------------------------------------------------------------- */
void __init at91_add_device_nand(struct atmel_nand_data *data) {}
/* --------------------------------------------------------------------
* Interrupt initialization
* -------------------------------------------------------------------- */
/*
* The default interrupt priority levels (0 = lowest, 7 = highest).
*/
static unsigned int at91cap9_default_irq_priority[NR_AIC_IRQS] __initdata = {
static unsigned int at91sam9x5_default_irq_priority[NR_AIC_IRQS] __initdata = {
7, /* Advanced Interrupt Controller (FIQ) */
7, /* System Peripherals */
1, /* Parallel IO Controller A, B, C and D */
0, /* MP Block Peripheral 0 */
0, /* MP Block Peripheral 1 */
0, /* MP Block Peripheral 2 */
0, /* MP Block Peripheral 3 */
0, /* MP Block Peripheral 4 */
1, /* Parallel IO Controller A and B */
1, /* Parallel IO Controller C and D */
4, /* Soft Modem */
5, /* USART 0 */
5, /* USART 1 */
5, /* USART 2 */
5, /* USART 3 */
6, /* Two-Wire Interface 0 */
6, /* Two-Wire Interface 1 */
6, /* Two-Wire Interface 2 */
0, /* Multimedia Card Interface 0 */
0, /* Multimedia Card Interface 1 */
3, /* CAN */
6, /* Two-Wire Interface */
5, /* Serial Peripheral Interface 0 */
5, /* Serial Peripheral Interface 1 */
4, /* Serial Synchronous Controller 0 */
4, /* Serial Synchronous Controller 1 */
5, /* AC97 Controller */
0, /* Timer Counter 0, 1 and 2 */
5, /* UART 0 */
5, /* UART 1 */
0, /* Timer Counter 0, 1, 2, 3, 4 and 5 */
0, /* Pulse Width Modulation Controller */
3, /* Ethernet */
0, /* Advanced Encryption Standard, Triple DES*/
0, /* Analog-to-Digital Converter */
0, /* Image Sensor Interface */
3, /* LCD Controller */
0, /* DMA Controller */
2, /* USB Device Port */
2, /* USB Host port */
0, /* ADC Controller */
0, /* DMA Controller 0 */
0, /* DMA Controller 1 */
2, /* USB Host High Speed port */
2, /* USB Device High speed port */
3, /* Ethernet MAC 0 */
3, /* LDC Controller or Image Sensor Interface */
0, /* Multimedia Card Interface 1 */
3, /* Ethernet MAC 1 */
4, /* Synchronous Serial Interface */
4, /* CAN Controller 0 */
4, /* CAN Controller 1 */
0, /* Advanced Interrupt Controller (IRQ0) */
0, /* Advanced Interrupt Controller (IRQ1) */
};
struct at91_init_soc __initdata at91cap9_soc = {
.map_io = at91cap9_map_io,
.default_irq_priority = at91cap9_default_irq_priority,
.ioremap_registers = at91cap9_ioremap_registers,
.register_clocks = at91cap9_register_clocks,
.init = at91cap9_initialize,
struct at91_init_soc __initdata at91sam9x5_soc = {
.map_io = at91sam9x5_map_io,
.default_irq_priority = at91sam9x5_default_irq_priority,
.ioremap_registers = at91sam9x5_ioremap_registers,
.register_clocks = at91sam9x5_register_clocks,
.init = at91sam9x5_initialize,
};
arch/arm/mach-at91/at91x40.c
浏览文件 @ d50673ed
......@@ -44,7 +44,7 @@ static void at91x40_idle(void)
* Disable the processor clock. The processor will be automatically
* re-enabled by an interrupt or by a reset.
*/
at91_sys_write(AT91_PS_CR, AT91_PS_CR_CPU);
__raw_writel(AT91_PS_CR_CPU, AT91_PS_CR);
cpu_do_idle();
}
......
arch/arm/mach-at91/at91x40_time.c
浏览文件 @ d50673ed
......@@ -28,6 +28,12 @@
#include <asm/mach/time.h>
#include <mach/at91_tc.h>
#define at91_tc_read(field) \
__raw_readl(AT91_TC + field)
#define at91_tc_write(field, value) \
__raw_writel(value, AT91_TC + field);
/*
* 3 counter/timer units present.
*/
......@@ -37,12 +43,12 @@
static unsigned long at91x40_gettimeoffset(void)
{
return (at91_sys_read(AT91_TC + AT91_TC_CLK1BASE + AT91_TC_CV) * 1000000 / (AT91X40_MASTER_CLOCK / 128));
return (at91_tc_read(AT91_TC_CLK1BASE + AT91_TC_CV) * 1000000 / (AT91X40_MASTER_CLOCK / 128));
}
static irqreturn_t at91x40_timer_interrupt(int irq, void *dev_id)
{
at91_sys_read(AT91_TC + AT91_TC_CLK1BASE + AT91_TC_SR);
at91_tc_read(AT91_TC_CLK1BASE + AT91_TC_SR);
timer_tick();
return IRQ_HANDLED;
}
......@@ -57,20 +63,20 @@ void __init at91x40_timer_init(void)
{
unsigned int v;
at91_sys_write(AT91_TC + AT91_TC_BCR, 0);
v = at91_sys_read(AT91_TC + AT91_TC_BMR);
at91_tc_write(AT91_TC_BCR, 0);
v = at91_tc_read(AT91_TC_BMR);
v = (v & ~AT91_TC_TC1XC1S) | AT91_TC_TC1XC1S_NONE;
at91_sys_write(AT91_TC + AT91_TC_BMR, v);
at91_tc_write(AT91_TC_BMR, v);
at91_sys_write(AT91_TC + AT91_TC_CLK1BASE + AT91_TC_CCR, AT91_TC_CLKDIS);
at91_sys_write(AT91_TC + AT91_TC_CLK1BASE + AT91_TC_CMR, (AT91_TC_TIMER_CLOCK4 | AT91_TC_CPCTRG));
at91_sys_write(AT91_TC + AT91_TC_CLK1BASE + AT91_TC_IDR, 0xffffffff);
at91_sys_write(AT91_TC + AT91_TC_CLK1BASE + AT91_TC_RC, (AT91X40_MASTER_CLOCK / 128) / HZ - 1);
at91_sys_write(AT91_TC + AT91_TC_CLK1BASE + AT91_TC_IER, (1<<4));
at91_tc_write(AT91_TC_CLK1BASE + AT91_TC_CCR, AT91_TC_CLKDIS);
at91_tc_write(AT91_TC_CLK1BASE + AT91_TC_CMR, (AT91_TC_TIMER_CLOCK4 | AT91_TC_CPCTRG));
at91_tc_write(AT91_TC_CLK1BASE + AT91_TC_IDR, 0xffffffff);
at91_tc_write(AT91_TC_CLK1BASE + AT91_TC_RC, (AT91X40_MASTER_CLOCK / 128) / HZ - 1);
at91_tc_write(AT91_TC_CLK1BASE + AT91_TC_IER, (1<<4));
setup_irq(AT91X40_ID_TC1, &at91x40_timer_irq);
at91_sys_write(AT91_TC + AT91_TC_CLK1BASE + AT91_TC_CCR, (AT91_TC_SWTRG | AT91_TC_CLKEN));
at91_tc_write(AT91_TC_CLK1BASE + AT91_TC_CCR, (AT91_TC_SWTRG | AT91_TC_CLKEN));
}
struct sys_timer at91x40_timer = {
......
arch/arm/mach-at91/board-cap9adk.c 已删除 100644 → 0
浏览文件 @ ab15e0e8
/*
* linux/arch/arm/mach-at91/board-cap9adk.c
*
* Copyright (C) 2007 Stelian Pop <stelian.pop@leadtechdesign.com>
* Copyright (C) 2007 Lead Tech Design <www.leadtechdesign.com>
* Copyright (C) 2005 SAN People
* Copyright (C) 2007 Atmel Corporation.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <linux/types.h>
#include <linux/gpio.h>
#include <linux/init.h>
#include <linux/mm.h>
#include <linux/module.h>
#include <linux/platform_device.h>
#include <linux/spi/spi.h>
#include <linux/spi/ads7846.h>
#include <linux/fb.h>
#include <linux/mtd/physmap.h>
#include <video/atmel_lcdc.h>
#include <mach/hardware.h>
#include <asm/setup.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <mach/board.h>
#include <mach/at91cap9_matrix.h>
#include <mach/at91sam9_smc.h>
#include <mach/system_rev.h>
#include "sam9_smc.h"
#include "generic.h"
static void __init cap9adk_init_early(void)
{
/* Initialize processor: 12 MHz crystal */
at91_initialize(12000000);
/* Setup the LEDs: USER1 and USER2 LED for cpu/timer... */
at91_init_leds(AT91_PIN_PA10, AT91_PIN_PA11);
/* ... POWER LED always on */
at91_set_gpio_output(AT91_PIN_PC29, 1);
/* Setup the serial ports and console */
at91_register_uart(0, 0, 0); /* DBGU = ttyS0 */
at91_set_serial_console(0);
}
/*
* USB Host port
*/
static struct at91_usbh_data __initdata cap9adk_usbh_data = {
.ports = 2,
.vbus_pin = {-EINVAL, -EINVAL},
.overcurrent_pin= {-EINVAL, -EINVAL},
};
/*
* USB HS Device port
*/
static struct usba_platform_data __initdata cap9adk_usba_udc_data = {
.vbus_pin = AT91_PIN_PB31,
};
/*
* ADS7846 Touchscreen
*/
#if defined(CONFIG_TOUCHSCREEN_ADS7846) || defined(CONFIG_TOUCHSCREEN_ADS7846_MODULE)
static int ads7843_pendown_state(void)
{
return !at91_get_gpio_value(AT91_PIN_PC4); /* Touchscreen PENIRQ */
}
static struct ads7846_platform_data ads_info = {
.model = 7843,
.x_min = 150,
.x_max = 3830,
.y_min = 190,
.y_max = 3830,
.vref_delay_usecs = 100,
.x_plate_ohms = 450,
.y_plate_ohms = 250,
.pressure_max = 15000,
.debounce_max = 1,
.debounce_rep = 0,
.debounce_tol = (~0),
.get_pendown_state = ads7843_pendown_state,
};
static void __init cap9adk_add_device_ts(void)
{
at91_set_gpio_input(AT91_PIN_PC4, 1); /* Touchscreen PENIRQ */
at91_set_gpio_input(AT91_PIN_PC5, 1); /* Touchscreen BUSY */
}
#else
static void __init cap9adk_add_device_ts(void) {}
#endif
/*
* SPI devices.
*/
static struct spi_board_info cap9adk_spi_devices[] = {
#if defined(CONFIG_MTD_AT91_DATAFLASH_CARD)
{ /* DataFlash card */
.modalias = "mtd_dataflash",
.chip_select = 0,
.max_speed_hz = 15 * 1000 * 1000,
.bus_num = 0,
},
#endif
#if defined(CONFIG_TOUCHSCREEN_ADS7846) || defined(CONFIG_TOUCHSCREEN_ADS7846_MODULE)
{
.modalias = "ads7846",
.chip_select = 3, /* can be 2 or 3, depending on J2 jumper */
.max_speed_hz = 125000 * 26, /* (max sample rate @ 3V) * (cmd + data + overhead) */
.bus_num = 0,
.platform_data = &ads_info,
.irq = AT91_PIN_PC4,
},
#endif
};
/*
* MCI (SD/MMC)
*/
static struct at91_mmc_data __initdata cap9adk_mmc_data = {
.wire4 = 1,
.det_pin = -EINVAL,
.wp_pin = -EINVAL,
.vcc_pin = -EINVAL,
};
/*
* MACB Ethernet device
*/
static struct macb_platform_data __initdata cap9adk_macb_data = {
.phy_irq_pin = -EINVAL,
.is_rmii = 1,
};
/*
* NAND flash
*/
static struct mtd_partition __initdata cap9adk_nand_partitions[] = {
{
.name = "NAND partition",
.offset = 0,
.size = MTDPART_SIZ_FULL,
},
};
static struct atmel_nand_data __initdata cap9adk_nand_data = {
.ale = 21,
.cle = 22,
.det_pin = -EINVAL,
.rdy_pin = -EINVAL,
.enable_pin = AT91_PIN_PD15,
.parts = cap9adk_nand_partitions,
.num_parts = ARRAY_SIZE(cap9adk_nand_partitions),
};
static struct sam9_smc_config __initdata cap9adk_nand_smc_config = {
.ncs_read_setup = 1,
.nrd_setup = 2,
.ncs_write_setup = 1,
.nwe_setup = 2,
.ncs_read_pulse = 6,
.nrd_pulse = 4,
.ncs_write_pulse = 6,
.nwe_pulse = 4,
.read_cycle = 8,
.write_cycle = 8,
.mode = AT91_SMC_READMODE | AT91_SMC_WRITEMODE | AT91_SMC_EXNWMODE_DISABLE,
.tdf_cycles = 1,
};
static void __init cap9adk_add_device_nand(void)
{
unsigned long csa;
csa = at91_sys_read(AT91_MATRIX_EBICSA);
at91_sys_write(AT91_MATRIX_EBICSA, csa | AT91_MATRIX_EBI_VDDIOMSEL_3_3V);
cap9adk_nand_data.bus_width_16 = board_have_nand_16bit();
/* setup bus-width (8 or 16) */
if (cap9adk_nand_data.bus_width_16)
cap9adk_nand_smc_config.mode |= AT91_SMC_DBW_16;
else
cap9adk_nand_smc_config.mode |= AT91_SMC_DBW_8;
/* configure chip-select 3 (NAND) */
sam9_smc_configure(0, 3, &cap9adk_nand_smc_config);
at91_add_device_nand(&cap9adk_nand_data);
}
/*
* NOR flash
*/
static struct mtd_partition cap9adk_nor_partitions[] = {
{
.name = "NOR partition",
.offset = 0,
.size = MTDPART_SIZ_FULL,
},
};
static struct physmap_flash_data cap9adk_nor_data = {
.width = 2,
.parts = cap9adk_nor_partitions,
.nr_parts = ARRAY_SIZE(cap9adk_nor_partitions),
};
#define NOR_BASE AT91_CHIPSELECT_0
#define NOR_SIZE SZ_8M
static struct resource nor_flash_resources[] = {
{
.start = NOR_BASE,
.end = NOR_BASE + NOR_SIZE - 1,
.flags = IORESOURCE_MEM,
}
};
static struct platform_device cap9adk_nor_flash = {
.name = "physmap-flash",
.id = 0,
.dev = {
.platform_data = &cap9adk_nor_data,
},
.resource = nor_flash_resources,
.num_resources = ARRAY_SIZE(nor_flash_resources),
};
static struct sam9_smc_config __initdata cap9adk_nor_smc_config = {
.ncs_read_setup = 2,
.nrd_setup = 4,
.ncs_write_setup = 2,
.nwe_setup = 4,
.ncs_read_pulse = 10,
.nrd_pulse = 8,
.ncs_write_pulse = 10,
.nwe_pulse = 8,
.read_cycle = 16,
.write_cycle = 16,
.mode = AT91_SMC_READMODE | AT91_SMC_WRITEMODE | AT91_SMC_EXNWMODE_DISABLE | AT91_SMC_BAT_WRITE | AT91_SMC_DBW_16,
.tdf_cycles = 1,
};
static __init void cap9adk_add_device_nor(void)
{
unsigned long csa;
csa = at91_sys_read(AT91_MATRIX_EBICSA);
at91_sys_write(AT91_MATRIX_EBICSA, csa | AT91_MATRIX_EBI_VDDIOMSEL_3_3V);
/* configure chip-select 0 (NOR) */
sam9_smc_configure(0, 0, &cap9adk_nor_smc_config);
platform_device_register(&cap9adk_nor_flash);
}
/*
* LCD Controller
*/
#if defined(CONFIG_FB_ATMEL) || defined(CONFIG_FB_ATMEL_MODULE)
static struct fb_videomode at91_tft_vga_modes[] = {
{
.name = "TX09D50VM1CCA @ 60",
.refresh = 60,
.xres = 240, .yres = 320,
.pixclock = KHZ2PICOS(4965),
.left_margin = 1, .right_margin = 33,
.upper_margin = 1, .lower_margin = 0,
.hsync_len = 5, .vsync_len = 1,
.sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
.vmode = FB_VMODE_NONINTERLACED,
},
};
static struct fb_monspecs at91fb_default_monspecs = {
.manufacturer = "HIT",
.monitor = "TX09D70VM1CCA",
.modedb = at91_tft_vga_modes,
.modedb_len = ARRAY_SIZE(at91_tft_vga_modes),
.hfmin = 15000,
.hfmax = 64000,
.vfmin = 50,
.vfmax = 150,
};
#define AT91CAP9_DEFAULT_LCDCON2 (ATMEL_LCDC_MEMOR_LITTLE \
| ATMEL_LCDC_DISTYPE_TFT \
| ATMEL_LCDC_CLKMOD_ALWAYSACTIVE)
static void at91_lcdc_power_control(int on)
{
if (on)
at91_set_gpio_value(AT91_PIN_PC0, 0); /* power up */
else
at91_set_gpio_value(AT91_PIN_PC0, 1); /* power down */
}
/* Driver datas */
static struct atmel_lcdfb_info __initdata cap9adk_lcdc_data = {
.default_bpp = 16,
.default_dmacon = ATMEL_LCDC_DMAEN,
.default_lcdcon2 = AT91CAP9_DEFAULT_LCDCON2,
.default_monspecs = &at91fb_default_monspecs,
.atmel_lcdfb_power_control = at91_lcdc_power_control,
.guard_time = 1,
};
#else
static struct atmel_lcdfb_info __initdata cap9adk_lcdc_data;
#endif
/*
* AC97
*/
static struct ac97c_platform_data cap9adk_ac97_data = {
.reset_pin = -EINVAL,
};
static void __init cap9adk_board_init(void)
{
/* Serial */
at91_add_device_serial();
/* USB Host */
at91_add_device_usbh(&cap9adk_usbh_data);
/* USB HS */
at91_add_device_usba(&cap9adk_usba_udc_data);
/* SPI */
at91_add_device_spi(cap9adk_spi_devices, ARRAY_SIZE(cap9adk_spi_devices));
/* Touchscreen */
cap9adk_add_device_ts();
/* MMC */
at91_add_device_mmc(1, &cap9adk_mmc_data);
/* Ethernet */
at91_add_device_eth(&cap9adk_macb_data);
/* NAND */
cap9adk_add_device_nand();
/* NOR Flash */
cap9adk_add_device_nor();
/* I2C */
at91_add_device_i2c(NULL, 0);
/* LCD Controller */
at91_add_device_lcdc(&cap9adk_lcdc_data);
/* AC97 */
at91_add_device_ac97(&cap9adk_ac97_data);
}
MACHINE_START(AT91CAP9ADK, "Atmel AT91CAP9A-DK")
/* Maintainer: Stelian Pop <stelian.pop@leadtechdesign.com> */
.timer = &at91sam926x_timer,
.map_io = at91_map_io,
.init_early = cap9adk_init_early,
.init_irq = at91_init_irq_default,
.init_machine = cap9adk_board_init,
MACHINE_END
arch/arm/mach-at91/board-cpu9krea.c
浏览文件 @ d50673ed
......@@ -43,6 +43,7 @@
#include <mach/board.h>
#include <mach/at91sam9_smc.h>
#include <mach/at91sam9260_matrix.h>
#include <mach/at91_matrix.h>
#include "sam9_smc.h"
#include "generic.h"
......@@ -238,8 +239,8 @@ static __init void cpu9krea_add_device_nor(void)
{
unsigned long csa;
csa = at91_sys_read(AT91_MATRIX_EBICSA);
at91_sys_write(AT91_MATRIX_EBICSA, csa | AT91_MATRIX_VDDIOMSEL_3_3V);
csa = at91_matrix_read(AT91_MATRIX_EBICSA);
at91_matrix_write(AT91_MATRIX_EBICSA, csa | AT91_MATRIX_VDDIOMSEL_3_3V);
/* configure chip-select 0 (NOR) */
sam9_smc_configure(0, 0, &cpu9krea_nor_smc_config);
......
arch/arm/mach-at91/board-cpuat91.c
浏览文件 @ d50673ed
......@@ -38,6 +38,7 @@
#include <mach/board.h>
#include <mach/at91rm9200_mc.h>
#include <mach/at91_ramc.h>
#include <mach/cpu.h>
#include "generic.h"
......
arch/arm/mach-at91/board-dt.c
浏览文件 @ d50673ed
......@@ -38,12 +38,6 @@ static void __init ek_init_early(void)
{
/* Initialize processor: 12.000 MHz crystal */
at91_initialize(12000000);
/* DGBU on ttyS0. (Rx & Tx only) */
at91_register_uart(0, 0, 0);
/* set serial console to ttyS0 (ie, DBGU) */
at91_set_serial_console(0);
}
/* det_pin is not connected */
......@@ -109,6 +103,7 @@ static void __init at91_dt_device_init(void)
static const char *at91_dt_board_compat[] __initdata = {
"atmel,at91sam9m10g45ek",
"atmel,at91sam9x5ek",
"calao,usb-a9g20",
NULL
};
......
arch/arm/mach-at91/board-eco920.c
浏览文件 @ d50673ed
......@@ -26,6 +26,7 @@
#include <mach/board.h>
#include <mach/at91rm9200_mc.h>
#include <mach/at91_ramc.h>
#include <mach/cpu.h>
#include "generic.h"
......@@ -110,7 +111,7 @@ static void __init eco920_board_init(void)
at91_add_device_mmc(0, &eco920_mmc_data);
platform_device_register(&eco920_flash);
at91_sys_write(AT91_SMC_CSR(7), AT91_SMC_RWHOLD_(1)
at91_ramc_write(0, AT91_SMC_CSR(7), AT91_SMC_RWHOLD_(1)
| AT91_SMC_RWSETUP_(1)
| AT91_SMC_DBW_8
| AT91_SMC_WSEN
......@@ -122,7 +123,7 @@ static void __init eco920_board_init(void)
at91_set_deglitch(AT91_PIN_PA23, 1);
/* Initialization of the Static Memory Controller for Chip Select 3 */
at91_sys_write(AT91_SMC_CSR(3),
at91_ramc_write(0, AT91_SMC_CSR(3),
AT91_SMC_DBW_16 | /* 16 bit */
AT91_SMC_WSEN |
AT91_SMC_NWS_(5) | /* wait states */
......
arch/arm/mach-at91/board-flexibity.c
浏览文件 @ d50673ed
/*
* linux/arch/arm/mach-at91/board-flexibity.c
*
* Copyright (C) 2010 Flexibity
* Copyright (C) 2010-2011 Flexibity
* Copyright (C) 2005 SAN People
* Copyright (C) 2006 Atmel
*
......@@ -62,6 +62,13 @@ static struct at91_udc_data __initdata flexibity_udc_data = {
.pullup_pin = -EINVAL, /* pull-up driven by UDC */
};
/* I2C devices */
static struct i2c_board_info __initdata flexibity_i2c_devices[] = {
{
I2C_BOARD_INFO("ds1307", 0x68),
},
};
/* SPI devices */
static struct spi_board_info flexibity_spi_devices[] = {
{ /* DataFlash chip */
......@@ -141,6 +148,9 @@ static void __init flexibity_board_init(void)
at91_add_device_usbh(&flexibity_usbh_data);
/* USB Device */
at91_add_device_udc(&flexibity_udc_data);
/* I2C */
at91_add_device_i2c(flexibity_i2c_devices,
ARRAY_SIZE(flexibity_i2c_devices));
/* SPI */
at91_add_device_spi(flexibity_spi_devices,
ARRAY_SIZE(flexibity_spi_devices));
......
arch/arm/mach-at91/board-kb9202.c
浏览文件 @ d50673ed
......@@ -38,6 +38,7 @@
#include <mach/board.h>
#include <mach/cpu.h>
#include <mach/at91rm9200_mc.h>
#include <mach/at91_ramc.h>
#include "generic.h"
......
arch/arm/mach-at91/board-picotux200.c
浏览文件 @ d50673ed
......@@ -39,6 +39,7 @@
#include <mach/board.h>
#include <mach/at91rm9200_mc.h>
#include <mach/at91_ramc.h>
#include "generic.h"
......
arch/arm/mach-at91/board-rm9200dk.c
浏览文件 @ d50673ed
......@@ -41,6 +41,7 @@
#include <mach/hardware.h>
#include <mach/board.h>
#include <mach/at91rm9200_mc.h>
#include <mach/at91_ramc.h>
#include "generic.h"
......
arch/arm/mach-at91/board-rm9200ek.c
浏览文件 @ d50673ed
......@@ -41,6 +41,7 @@
#include <mach/hardware.h>
#include <mach/board.h>
#include <mach/at91rm9200_mc.h>
#include <mach/at91_ramc.h>
#include "generic.h"
......
arch/arm/mach-at91/board-sam9m10g45ek.c
浏览文件 @ d50673ed
......@@ -24,11 +24,13 @@
#include <linux/gpio_keys.h>
#include <linux/input.h>
#include <linux/leds.h>
#include <linux/clk.h>
#include <linux/atmel-mci.h>
#include <linux/delay.h>
#include <mach/hardware.h>
#include <video/atmel_lcdc.h>
#include <media/soc_camera.h>
#include <media/atmel-isi.h>
#include <asm/setup.h>
#include <asm/mach-types.h>
......@@ -184,6 +186,71 @@ static void __init ek_add_device_nand(void)
}
/*
* ISI
*/
static struct isi_platform_data __initdata isi_data = {
.frate = ISI_CFG1_FRATE_CAPTURE_ALL,
/* to use codec and preview path simultaneously */
.full_mode = 1,
.data_width_flags = ISI_DATAWIDTH_8 | ISI_DATAWIDTH_10,
/* ISI_MCK is provided by programmable clock or external clock */
.mck_hz = 25000000,
};
/*
* soc-camera OV2640
*/
#if defined(CONFIG_SOC_CAMERA_OV2640) || \
defined(CONFIG_SOC_CAMERA_OV2640_MODULE)
static unsigned long isi_camera_query_bus_param(struct soc_camera_link *link)
{
/* ISI board for ek using default 8-bits connection */
return SOCAM_DATAWIDTH_8;
}
static int i2c_camera_power(struct device *dev, int on)
{
/* enable or disable the camera */
pr_debug("%s: %s the camera\n", __func__, on ? "ENABLE" : "DISABLE");
at91_set_gpio_output(AT91_PIN_PD13, !on);
if (!on)
goto out;
/* If enabled, give a reset impulse */
at91_set_gpio_output(AT91_PIN_PD12, 0);
msleep(20);
at91_set_gpio_output(AT91_PIN_PD12, 1);
msleep(100);
out:
return 0;
}
static struct i2c_board_info i2c_camera = {
I2C_BOARD_INFO("ov2640", 0x30),
};
static struct soc_camera_link iclink_ov2640 = {
.bus_id = 0,
.board_info = &i2c_camera,
.i2c_adapter_id = 0,
.power = i2c_camera_power,
.query_bus_param = isi_camera_query_bus_param,
};
static struct platform_device isi_ov2640 = {
.name = "soc-camera-pdrv",
.id = 0,
.dev = {
.platform_data = &iclink_ov2640,
},
};
#endif
/*
* LCD Controller
*/
......@@ -377,7 +444,12 @@ static struct gpio_led ek_pwm_led[] = {
#endif
};
static struct platform_device *devices[] __initdata = {
#if defined(CONFIG_SOC_CAMERA_OV2640) || \
defined(CONFIG_SOC_CAMERA_OV2640_MODULE)
&isi_ov2640,
#endif
};
static void __init ek_board_init(void)
{
......@@ -399,6 +471,8 @@ static void __init ek_board_init(void)
ek_add_device_nand();
/* I2C */
at91_add_device_i2c(0, NULL, 0);
/* ISI, using programmable clock as ISI_MCK */
at91_add_device_isi(&isi_data, true);
/* LCD Controller */
at91_add_device_lcdc(&ek_lcdc_data);
/* Touch Screen */
......@@ -410,6 +484,8 @@ static void __init ek_board_init(void)
/* LEDs */
at91_gpio_leds(ek_leds, ARRAY_SIZE(ek_leds));
at91_pwm_leds(ek_pwm_led, ARRAY_SIZE(ek_pwm_led));
/* Other platform devices */
platform_add_devices(devices, ARRAY_SIZE(devices));
}
MACHINE_START(AT91SAM9M10G45EK, "Atmel AT91SAM9M10G45-EK")
......
arch/arm/mach-at91/board-yl-9200.c
浏览文件 @ d50673ed
......@@ -45,6 +45,7 @@
#include <mach/hardware.h>
#include <mach/board.h>
#include <mach/at91rm9200_mc.h>
#include <mach/at91_ramc.h>
#include <mach/cpu.h>
#include "generic.h"
......@@ -393,7 +394,7 @@ static void yl9200_init_video(void)
at91_set_A_periph(AT91_PIN_PC6, 0);
/* Initialization of the Static Memory Controller for Chip Select 2 */
at91_sys_write(AT91_SMC_CSR(2), AT91_SMC_DBW_16 /* 16 bit */
at91_ramc_write(0, AT91_SMC_CSR(2), AT91_SMC_DBW_16 /* 16 bit */
| AT91_SMC_WSEN | AT91_SMC_NWS_(0x4) /* wait states */
| AT91_SMC_TDF_(0x100) /* float time */
);
......
arch/arm/mach-at91/clock.c
浏览文件 @ d50673ed
......@@ -28,9 +28,12 @@
#include <mach/at91_pmc.h>
#include <mach/cpu.h>
#include <asm/proc-fns.h>
#include "clock.h"
#include "generic.h"
void __iomem *at91_pmc_base;
/*
* There's a lot more which can be done with clocks, including cpufreq
......@@ -47,26 +50,38 @@
/*
* Chips have some kind of clocks : group them by functionality
*/
#define cpu_has_utmi() ( cpu_is_at91cap9() \
|| cpu_is_at91sam9rl() \
|| cpu_is_at91sam9g45())
#define cpu_has_utmi() ( cpu_is_at91sam9rl() \
|| cpu_is_at91sam9g45() \
|| cpu_is_at91sam9x5())
#define cpu_has_800M_plla() ( cpu_is_at91sam9g20() \
|| cpu_is_at91sam9g45())
|| cpu_is_at91sam9g45() \
|| cpu_is_at91sam9x5())
#define cpu_has_300M_plla() (cpu_is_at91sam9g10())
#define cpu_has_pllb() (!(cpu_is_at91sam9rl() \
|| cpu_is_at91sam9g45()))
|| cpu_is_at91sam9g45() \
|| cpu_is_at91sam9x5()))
#define cpu_has_upll() (cpu_is_at91sam9g45())
#define cpu_has_upll() (cpu_is_at91sam9g45() \
|| cpu_is_at91sam9x5())
/* USB host HS & FS */
#define cpu_has_uhp() (!cpu_is_at91sam9rl())
/* USB device FS only */
#define cpu_has_udpfs() (!(cpu_is_at91sam9rl() \
|| cpu_is_at91sam9g45()))
|| cpu_is_at91sam9g45() \
|| cpu_is_at91sam9x5()))
#define cpu_has_plladiv2() (cpu_is_at91sam9g45() \
|| cpu_is_at91sam9x5())
#define cpu_has_mdiv3() (cpu_is_at91sam9g45() \
|| cpu_is_at91sam9x5())
#define cpu_has_alt_prescaler() (cpu_is_at91sam9x5())
static LIST_HEAD(clocks);
static DEFINE_SPINLOCK(clk_lock);
......@@ -111,11 +126,11 @@ static void pllb_mode(struct clk *clk, int is_on)
value = 0;
// REVISIT: Add work-around for AT91RM9200 Errata #26 ?
at91_sys_write(AT91_CKGR_PLLBR, value);
at91_pmc_write(AT91_CKGR_PLLBR, value);
do {
cpu_relax();
} while ((at91_sys_read(AT91_PMC_SR) & AT91_PMC_LOCKB) != is_on);
} while ((at91_pmc_read(AT91_PMC_SR) & AT91_PMC_LOCKB) != is_on);
}
static struct clk pllb = {
......@@ -130,31 +145,24 @@ static struct clk pllb = {
static void pmc_sys_mode(struct clk *clk, int is_on)
{
if (is_on)
at91_sys_write(AT91_PMC_SCER, clk->pmc_mask);
at91_pmc_write(AT91_PMC_SCER, clk->pmc_mask);
else
at91_sys_write(AT91_PMC_SCDR, clk->pmc_mask);
at91_pmc_write(AT91_PMC_SCDR, clk->pmc_mask);
}
static void pmc_uckr_mode(struct clk *clk, int is_on)
{
unsigned int uckr = at91_sys_read(AT91_CKGR_UCKR);
if (cpu_is_at91sam9g45()) {
if (is_on)
uckr |= AT91_PMC_BIASEN;
else
uckr &= ~AT91_PMC_BIASEN;
}
unsigned int uckr = at91_pmc_read(AT91_CKGR_UCKR);
if (is_on) {
is_on = AT91_PMC_LOCKU;
at91_sys_write(AT91_CKGR_UCKR, uckr | clk->pmc_mask);
at91_pmc_write(AT91_CKGR_UCKR, uckr | clk->pmc_mask);
} else
at91_sys_write(AT91_CKGR_UCKR, uckr & ~(clk->pmc_mask));
at91_pmc_write(AT91_CKGR_UCKR, uckr & ~(clk->pmc_mask));
do {
cpu_relax();
} while ((at91_sys_read(AT91_PMC_SR) & AT91_PMC_LOCKU) != is_on);
} while ((at91_pmc_read(AT91_PMC_SR) & AT91_PMC_LOCKU) != is_on);
}
/* USB function clocks (PLLB must be 48 MHz) */
......@@ -190,9 +198,9 @@ struct clk mck = {
static void pmc_periph_mode(struct clk *clk, int is_on)
{
if (is_on)
at91_sys_write(AT91_PMC_PCER, clk->pmc_mask);
at91_pmc_write(AT91_PMC_PCER, clk->pmc_mask);
else
at91_sys_write(AT91_PMC_PCDR, clk->pmc_mask);
at91_pmc_write(AT91_PMC_PCDR, clk->pmc_mask);
}
static struct clk __init *at91_css_to_clk(unsigned long css)
......@@ -210,11 +218,24 @@ static struct clk __init *at91_css_to_clk(unsigned long css)
return &utmi_clk;
else if (cpu_has_pllb())
return &pllb;
break;
/* alternate PMC: can use master clock */
case AT91_PMC_CSS_MASTER:
return &mck;
}
return NULL;
}
static int pmc_prescaler_divider(u32 reg)
{
if (cpu_has_alt_prescaler()) {
return 1 << ((reg & AT91_PMC_ALT_PRES) >> PMC_ALT_PRES_OFFSET);
} else {
return 1 << ((reg & AT91_PMC_PRES) >> PMC_PRES_OFFSET);
}
}
static void __clk_enable(struct clk *clk)
{
if (clk->parent)
......@@ -316,12 +337,22 @@ int clk_set_rate(struct clk *clk, unsigned long rate)
{
unsigned long flags;
unsigned prescale;
unsigned long prescale_offset, css_mask;
unsigned long actual;
if (!clk_is_programmable(clk))
return -EINVAL;
if (clk->users)
return -EBUSY;
if (cpu_has_alt_prescaler()) {
prescale_offset = PMC_ALT_PRES_OFFSET;
css_mask = AT91_PMC_ALT_PCKR_CSS;
} else {
prescale_offset = PMC_PRES_OFFSET;
css_mask = AT91_PMC_CSS;
}
spin_lock_irqsave(&clk_lock, flags);
actual = clk->parent->rate_hz;
......@@ -329,10 +360,10 @@ int clk_set_rate(struct clk *clk, unsigned long rate)
if (actual && actual <= rate) {
u32 pckr;
pckr = at91_sys_read(AT91_PMC_PCKR(clk->id));
pckr &= AT91_PMC_CSS; /* clock selection */
pckr |= prescale << 2;
at91_sys_write(AT91_PMC_PCKR(clk->id), pckr);
pckr = at91_pmc_read(AT91_PMC_PCKR(clk->id));
pckr &= css_mask; /* keep clock selection */
pckr |= prescale << prescale_offset;
at91_pmc_write(AT91_PMC_PCKR(clk->id), pckr);
clk->rate_hz = actual;
break;
}
......@@ -366,7 +397,7 @@ int clk_set_parent(struct clk *clk, struct clk *parent)
clk->rate_hz = parent->rate_hz;
clk->parent = parent;
at91_sys_write(AT91_PMC_PCKR(clk->id), parent->id);
at91_pmc_write(AT91_PMC_PCKR(clk->id), parent->id);
spin_unlock_irqrestore(&clk_lock, flags);
return 0;
......@@ -378,11 +409,17 @@ static void __init init_programmable_clock(struct clk *clk)
{
struct clk *parent;
u32 pckr;
unsigned int css_mask;
if (cpu_has_alt_prescaler())
css_mask = AT91_PMC_ALT_PCKR_CSS;
else
css_mask = AT91_PMC_CSS;
pckr = at91_sys_read(AT91_PMC_PCKR(clk->id));
parent = at91_css_to_clk(pckr & AT91_PMC_CSS);
pckr = at91_pmc_read(AT91_PMC_PCKR(clk->id));
parent = at91_css_to_clk(pckr & css_mask);
clk->parent = parent;
clk->rate_hz = parent->rate_hz / (1 << ((pckr & AT91_PMC_PRES) >> 2));
clk->rate_hz = parent->rate_hz / pmc_prescaler_divider(pckr);
}
#endif /* CONFIG_AT91_PROGRAMMABLE_CLOCKS */
......@@ -396,19 +433,24 @@ static int at91_clk_show(struct seq_file *s, void *unused)
u32 scsr, pcsr, uckr = 0, sr;
struct clk *clk;
seq_printf(s, "SCSR = %8x\n", scsr = at91_sys_read(AT91_PMC_SCSR));
seq_printf(s, "PCSR = %8x\n", pcsr = at91_sys_read(AT91_PMC_PCSR));
seq_printf(s, "MOR = %8x\n", at91_sys_read(AT91_CKGR_MOR));
seq_printf(s, "MCFR = %8x\n", at91_sys_read(AT91_CKGR_MCFR));
seq_printf(s, "PLLA = %8x\n", at91_sys_read(AT91_CKGR_PLLAR));
scsr = at91_pmc_read(AT91_PMC_SCSR);
pcsr = at91_pmc_read(AT91_PMC_PCSR);
sr = at91_pmc_read(AT91_PMC_SR);
seq_printf(s, "SCSR = %8x\n", scsr);
seq_printf(s, "PCSR = %8x\n", pcsr);
seq_printf(s, "MOR = %8x\n", at91_pmc_read(AT91_CKGR_MOR));
seq_printf(s, "MCFR = %8x\n", at91_pmc_read(AT91_CKGR_MCFR));
seq_printf(s, "PLLA = %8x\n", at91_pmc_read(AT91_CKGR_PLLAR));
if (cpu_has_pllb())
seq_printf(s, "PLLB = %8x\n", at91_sys_read(AT91_CKGR_PLLBR));
if (cpu_has_utmi())
seq_printf(s, "UCKR = %8x\n", uckr = at91_sys_read(AT91_CKGR_UCKR));
seq_printf(s, "MCKR = %8x\n", at91_sys_read(AT91_PMC_MCKR));
seq_printf(s, "PLLB = %8x\n", at91_pmc_read(AT91_CKGR_PLLBR));
if (cpu_has_utmi()) {
uckr = at91_pmc_read(AT91_CKGR_UCKR);
seq_printf(s, "UCKR = %8x\n", uckr);
}
seq_printf(s, "MCKR = %8x\n", at91_pmc_read(AT91_PMC_MCKR));
if (cpu_has_upll())
seq_printf(s, "USB = %8x\n", at91_sys_read(AT91_PMC_USB));
seq_printf(s, "SR = %8x\n", sr = at91_sys_read(AT91_PMC_SR));
seq_printf(s, "USB = %8x\n", at91_pmc_read(AT91_PMC_USB));
seq_printf(s, "SR = %8x\n", sr);
seq_printf(s, "\n");
......@@ -596,16 +638,14 @@ static void __init at91_pllb_usbfs_clock_init(unsigned long main_clock)
if (cpu_is_at91rm9200()) {
uhpck.pmc_mask = AT91RM9200_PMC_UHP;
udpck.pmc_mask = AT91RM9200_PMC_UDP;
at91_sys_write(AT91_PMC_SCER, AT91RM9200_PMC_MCKUDP);
at91_pmc_write(AT91_PMC_SCER, AT91RM9200_PMC_MCKUDP);
} else if (cpu_is_at91sam9260() || cpu_is_at91sam9261() ||
cpu_is_at91sam9263() || cpu_is_at91sam9g20() ||
cpu_is_at91sam9g10()) {
uhpck.pmc_mask = AT91SAM926x_PMC_UHP;
udpck.pmc_mask = AT91SAM926x_PMC_UDP;
} else if (cpu_is_at91cap9()) {
uhpck.pmc_mask = AT91CAP9_PMC_UHP;
}
at91_sys_write(AT91_CKGR_PLLBR, 0);
at91_pmc_write(AT91_CKGR_PLLBR, 0);
udpck.rate_hz = at91_usb_rate(&pllb, pllb.rate_hz, at91_pllb_usb_init);
uhpck.rate_hz = at91_usb_rate(&pllb, pllb.rate_hz, at91_pllb_usb_init);
......@@ -622,13 +662,13 @@ static void __init at91_upll_usbfs_clock_init(unsigned long main_clock)
/* Setup divider by 10 to reach 48 MHz */
usbr |= ((10 - 1) << 8) & AT91_PMC_OHCIUSBDIV;
at91_sys_write(AT91_PMC_USB, usbr);
at91_pmc_write(AT91_PMC_USB, usbr);
/* Now set uhpck values */
uhpck.parent = &utmi_clk;
uhpck.pmc_mask = AT91SAM926x_PMC_UHP;
uhpck.rate_hz = utmi_clk.rate_hz;
uhpck.rate_hz /= 1 + ((at91_sys_read(AT91_PMC_USB) & AT91_PMC_OHCIUSBDIV) >> 8);
uhpck.rate_hz /= 1 + ((at91_pmc_read(AT91_PMC_USB) & AT91_PMC_OHCIUSBDIV) >> 8);
}
int __init at91_clock_init(unsigned long main_clock)
......@@ -637,6 +677,10 @@ int __init at91_clock_init(unsigned long main_clock)
int i;
int pll_overclock = false;
at91_pmc_base = ioremap(AT91_PMC, 256);
if (!at91_pmc_base)
panic("Impossible to ioremap AT91_PMC 0x%x\n", AT91_PMC);
/*
* When the bootloader initialized the main oscillator correctly,
* there's no problem using the cycle counter. But if it didn't,
......@@ -645,14 +689,14 @@ int __init at91_clock_init(unsigned long main_clock)
*/
if (!main_clock) {
do {
tmp = at91_sys_read(AT91_CKGR_MCFR);
tmp = at91_pmc_read(AT91_CKGR_MCFR);
} while (!(tmp & AT91_PMC_MAINRDY));
main_clock = (tmp & AT91_PMC_MAINF) * (AT91_SLOW_CLOCK / 16);
}
main_clk.rate_hz = main_clock;
/* report if PLLA is more than mildly overclocked */
plla.rate_hz = at91_pll_rate(&plla, main_clock, at91_sys_read(AT91_CKGR_PLLAR));
plla.rate_hz = at91_pll_rate(&plla, main_clock, at91_pmc_read(AT91_CKGR_PLLAR));
if (cpu_has_300M_plla()) {
if (plla.rate_hz > 300000000)
pll_overclock = true;
......@@ -666,8 +710,8 @@ int __init at91_clock_init(unsigned long main_clock)
if (pll_overclock)
pr_info("Clocks: PLLA overclocked, %ld MHz\n", plla.rate_hz / 1000000);
if (cpu_is_at91sam9g45()) {
mckr = at91_sys_read(AT91_PMC_MCKR);
if (cpu_has_plladiv2()) {
mckr = at91_pmc_read(AT91_PMC_MCKR);
plla.rate_hz /= (1 << ((mckr & AT91_PMC_PLLADIV2) >> 12)); /* plla divisor by 2 */
}
......@@ -688,6 +732,10 @@ int __init at91_clock_init(unsigned long main_clock)
* (obtain the USB High Speed 480 MHz when input is 12 MHz)
*/
utmi_clk.rate_hz = 40 * utmi_clk.parent->rate_hz;
/* UTMI bias and PLL are managed at the same time */
if (cpu_has_upll())
utmi_clk.pmc_mask |= AT91_PMC_BIASEN;
}
/*
......@@ -703,10 +751,10 @@ int __init at91_clock_init(unsigned long main_clock)
* MCK and CPU derive from one of those primary clocks.
* For now, assume this parentage won't change.
*/
mckr = at91_sys_read(AT91_PMC_MCKR);
mckr = at91_pmc_read(AT91_PMC_MCKR);
mck.parent = at91_css_to_clk(mckr & AT91_PMC_CSS);
freq = mck.parent->rate_hz;
freq /= (1 << ((mckr & AT91_PMC_PRES) >> 2)); /* prescale */
freq /= pmc_prescaler_divider(mckr); /* prescale */
if (cpu_is_at91rm9200()) {
mck.rate_hz = freq / (1 + ((mckr & AT91_PMC_MDIV) >> 8)); /* mdiv */
} else if (cpu_is_at91sam9g20()) {
......@@ -714,13 +762,19 @@ int __init at91_clock_init(unsigned long main_clock)
freq / ((mckr & AT91_PMC_MDIV) >> 7) : freq; /* mdiv ; (x >> 7) = ((x >> 8) * 2) */
if (mckr & AT91_PMC_PDIV)
freq /= 2; /* processor clock division */
} else if (cpu_is_at91sam9g45()) {
} else if (cpu_has_mdiv3()) {
mck.rate_hz = (mckr & AT91_PMC_MDIV) == AT91SAM9_PMC_MDIV_3 ?
freq / 3 : freq / (1 << ((mckr & AT91_PMC_MDIV) >> 8)); /* mdiv */
} else {
mck.rate_hz = freq / (1 << ((mckr & AT91_PMC_MDIV) >> 8)); /* mdiv */
}
if (cpu_has_alt_prescaler()) {
/* Programmable clocks can use MCK */
mck.type |= CLK_TYPE_PRIMARY;
mck.id = 4;
}
/* Register the PMC's standard clocks */
for (i = 0; i < ARRAY_SIZE(standard_pmc_clocks); i++)
at91_clk_add(standard_pmc_clocks[i]);
......@@ -770,9 +824,15 @@ static int __init at91_clock_reset(void)
pr_debug("Clocks: disable unused %s\n", clk->name);
}
at91_sys_write(AT91_PMC_PCDR, pcdr);
at91_sys_write(AT91_PMC_SCDR, scdr);
at91_pmc_write(AT91_PMC_PCDR, pcdr);
at91_pmc_write(AT91_PMC_SCDR, scdr);
return 0;
}
late_initcall(at91_clock_reset);
void at91sam9_idle(void)
{
at91_pmc_write(AT91_PMC_SCDR, AT91_PMC_PCK);
cpu_do_idle();
}
arch/arm/mach-at91/cpuidle.c
浏览文件 @ d50673ed
......@@ -39,20 +39,15 @@ static int at91_enter_idle(struct cpuidle_device *dev,
{
struct timeval before, after;
int idle_time;
u32 saved_lpr;
local_irq_disable();
do_gettimeofday(&before);
if (index == 0)
/* Wait for interrupt state */
cpu_do_idle();
else if (index == 1) {
asm("b 1f; .align 5; 1:");
asm("mcr p15, 0, r0, c7, c10, 4"); /* drain write buffer */
saved_lpr = sdram_selfrefresh_enable();
cpu_do_idle();
sdram_selfrefresh_disable(saved_lpr);
}
else if (index == 1)
at91_standby();
do_gettimeofday(&after);
local_irq_enable();
idle_time = (after.tv_sec - before.tv_sec) * USEC_PER_SEC +
......
arch/arm/mach-at91/generic.h
浏览文件 @ d50673ed
......@@ -28,6 +28,7 @@ extern void __init at91_aic_init(unsigned int priority[]);
/* Timer */
struct sys_timer;
extern void at91rm9200_ioremap_st(u32 addr);
extern struct sys_timer at91rm9200_timer;
extern void at91sam926x_ioremap_pit(u32 addr);
extern struct sys_timer at91sam926x_timer;
......@@ -45,7 +46,6 @@ extern void __init at91sam9261_set_console_clock(int id);
extern void __init at91sam9263_set_console_clock(int id);
extern void __init at91sam9rl_set_console_clock(int id);
extern void __init at91sam9g45_set_console_clock(int id);
extern void __init at91cap9_set_console_clock(int id);
#ifdef CONFIG_AT91_PMC_UNIT
extern int __init at91_clock_init(unsigned long main_clock);
#else
......@@ -57,6 +57,9 @@ struct device;
extern void at91_irq_suspend(void);
extern void at91_irq_resume(void);
/* idle */
extern void at91sam9_idle(void);
/* reset */
extern void at91_ioremap_rstc(u32 base_addr);
extern void at91sam9_alt_restart(char, const char *);
......@@ -65,6 +68,12 @@ extern void at91sam9g45_restart(char, const char *);
/* shutdown */
extern void at91_ioremap_shdwc(u32 base_addr);
/* Matrix */
extern void at91_ioremap_matrix(u32 base_addr);
/* Ram Controler */
extern void at91_ioremap_ramc(int id, u32 addr, u32 size);
/* GPIO */
#define AT91RM9200_PQFP 3 /* AT91RM9200 PQFP package has 3 banks */
#define AT91RM9200_BGA 4 /* AT91RM9200 BGA package has 4 banks */
......
arch/arm/mach-at91/include/mach/at91_matrix.h 0 → 100644
浏览文件 @ d50673ed
/*
* Copyright (C) 2011 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
*
* Under GPLv2
*/
#ifndef __MACH_AT91_MATRIX_H__
#define __MACH_AT91_MATRIX_H__
#ifndef __ASSEMBLY__
extern void __iomem *at91_matrix_base;
#define at91_matrix_read(field) \
__raw_readl(at91_matrix_base + field)
#define at91_matrix_write(field, value) \
__raw_writel(value, at91_matrix_base + field);
#else
.extern at91_matrix_base
#endif
#endif /* __MACH_AT91_MATRIX_H__ */
arch/arm/mach-at91/include/mach/at91_pmc.h
浏览文件 @ d50673ed
......@@ -16,17 +16,27 @@
#ifndef AT91_PMC_H
#define AT91_PMC_H
#define AT91_PMC_SCER (AT91_PMC + 0x00) /* System Clock Enable Register */
#define AT91_PMC_SCDR (AT91_PMC + 0x04) /* System Clock Disable Register */
#ifndef __ASSEMBLY__
extern void __iomem *at91_pmc_base;
#define AT91_PMC_SCSR (AT91_PMC + 0x08) /* System Clock Status Register */
#define at91_pmc_read(field) \
__raw_readl(at91_pmc_base + field)
#define at91_pmc_write(field, value) \
__raw_writel(value, at91_pmc_base + field)
#else
.extern at91_aic_base
#endif
#define AT91_PMC_SCER 0x00 /* System Clock Enable Register */
#define AT91_PMC_SCDR 0x04 /* System Clock Disable Register */
#define AT91_PMC_SCSR 0x08 /* System Clock Status Register */
#define AT91_PMC_PCK (1 << 0) /* Processor Clock */
#define AT91RM9200_PMC_UDP (1 << 1) /* USB Devcice Port Clock [AT91RM9200 only] */
#define AT91RM9200_PMC_MCKUDP (1 << 2) /* USB Device Port Master Clock Automatic Disable on Suspend [AT91RM9200 only] */
#define AT91CAP9_PMC_DDR (1 << 2) /* DDR Clock [CAP9 revC & some SAM9 only] */
#define AT91RM9200_PMC_UHP (1 << 4) /* USB Host Port Clock [AT91RM9200 only] */
#define AT91SAM926x_PMC_UHP (1 << 6) /* USB Host Port Clock [AT91SAM926x only] */
#define AT91CAP9_PMC_UHP (1 << 6) /* USB Host Port Clock [AT91CAP9 only] */
#define AT91SAM926x_PMC_UDP (1 << 7) /* USB Devcice Port Clock [AT91SAM926x only] */
#define AT91_PMC_PCK0 (1 << 8) /* Programmable Clock 0 */
#define AT91_PMC_PCK1 (1 << 9) /* Programmable Clock 1 */
......@@ -36,27 +46,31 @@
#define AT91_PMC_HCK0 (1 << 16) /* AHB Clock (USB host) [AT91SAM9261 only] */
#define AT91_PMC_HCK1 (1 << 17) /* AHB Clock (LCD) [AT91SAM9261 only] */
#define AT91_PMC_PCER (AT91_PMC + 0x10) /* Peripheral Clock Enable Register */
#define AT91_PMC_PCDR (AT91_PMC + 0x14) /* Peripheral Clock Disable Register */
#define AT91_PMC_PCSR (AT91_PMC + 0x18) /* Peripheral Clock Status Register */
#define AT91_PMC_PCER 0x10 /* Peripheral Clock Enable Register */
#define AT91_PMC_PCDR 0x14 /* Peripheral Clock Disable Register */
#define AT91_PMC_PCSR 0x18 /* Peripheral Clock Status Register */
#define AT91_CKGR_UCKR (AT91_PMC + 0x1C) /* UTMI Clock Register [some SAM9, CAP9] */
#define AT91_CKGR_UCKR 0x1C /* UTMI Clock Register [some SAM9] */
#define AT91_PMC_UPLLEN (1 << 16) /* UTMI PLL Enable */
#define AT91_PMC_UPLLCOUNT (0xf << 20) /* UTMI PLL Start-up Time */
#define AT91_PMC_BIASEN (1 << 24) /* UTMI BIAS Enable */
#define AT91_PMC_BIASCOUNT (0xf << 28) /* UTMI BIAS Start-up Time */
#define AT91_CKGR_MOR (AT91_PMC + 0x20) /* Main Oscillator Register [not on SAM9RL] */
#define AT91_PMC_MOSCEN (1 << 0) /* Main Oscillator Enable */
#define AT91_PMC_OSCBYPASS (1 << 1) /* Oscillator Bypass [SAM9x, CAP9] */
#define AT91_PMC_OSCOUNT (0xff << 8) /* Main Oscillator Start-up Time */
#define AT91_CKGR_MOR 0x20 /* Main Oscillator Register [not on SAM9RL] */
#define AT91_PMC_MOSCEN (1 << 0) /* Main Oscillator Enable */
#define AT91_PMC_OSCBYPASS (1 << 1) /* Oscillator Bypass */
#define AT91_PMC_MOSCRCEN (1 << 3) /* Main On-Chip RC Oscillator Enable [some SAM9] */
#define AT91_PMC_OSCOUNT (0xff << 8) /* Main Oscillator Start-up Time */
#define AT91_PMC_KEY (0x37 << 16) /* MOR Writing Key */
#define AT91_PMC_MOSCSEL (1 << 24) /* Main Oscillator Selection [some SAM9] */
#define AT91_PMC_CFDEN (1 << 25) /* Clock Failure Detector Enable [some SAM9] */
#define AT91_CKGR_MCFR (AT91_PMC + 0x24) /* Main Clock Frequency Register */
#define AT91_CKGR_MCFR 0x24 /* Main Clock Frequency Register */
#define AT91_PMC_MAINF (0xffff << 0) /* Main Clock Frequency */
#define AT91_PMC_MAINRDY (1 << 16) /* Main Clock Ready */
#define AT91_CKGR_PLLAR (AT91_PMC + 0x28) /* PLL A Register */
#define AT91_CKGR_PLLBR (AT91_PMC + 0x2c) /* PLL B Register */
#define AT91_CKGR_PLLAR 0x28 /* PLL A Register */
#define AT91_CKGR_PLLBR 0x2c /* PLL B Register */
#define AT91_PMC_DIV (0xff << 0) /* Divider */
#define AT91_PMC_PLLCOUNT (0x3f << 8) /* PLL Counter */
#define AT91_PMC_OUT (3 << 14) /* PLL Clock Frequency Range */
......@@ -67,27 +81,37 @@
#define AT91_PMC_USBDIV_4 (2 << 28)
#define AT91_PMC_USB96M (1 << 28) /* Divider by 2 Enable (PLLB only) */
#define AT91_PMC_MCKR (AT91_PMC + 0x30) /* Master Clock Register */
#define AT91_PMC_MCKR 0x30 /* Master Clock Register */
#define AT91_PMC_CSS (3 << 0) /* Master Clock Selection */
#define AT91_PMC_CSS_SLOW (0 << 0)
#define AT91_PMC_CSS_MAIN (1 << 0)
#define AT91_PMC_CSS_PLLA (2 << 0)
#define AT91_PMC_CSS_PLLB (3 << 0)
#define AT91_PMC_CSS_UPLL (3 << 0) /* [some SAM9 only] */
#define AT91_PMC_PRES (7 << 2) /* Master Clock Prescaler */
#define AT91_PMC_PRES_1 (0 << 2)
#define AT91_PMC_PRES_2 (1 << 2)
#define AT91_PMC_PRES_4 (2 << 2)
#define AT91_PMC_PRES_8 (3 << 2)
#define AT91_PMC_PRES_16 (4 << 2)
#define AT91_PMC_PRES_32 (5 << 2)
#define AT91_PMC_PRES_64 (6 << 2)
#define PMC_PRES_OFFSET 2
#define AT91_PMC_PRES (7 << PMC_PRES_OFFSET) /* Master Clock Prescaler */
#define AT91_PMC_PRES_1 (0 << PMC_PRES_OFFSET)
#define AT91_PMC_PRES_2 (1 << PMC_PRES_OFFSET)
#define AT91_PMC_PRES_4 (2 << PMC_PRES_OFFSET)
#define AT91_PMC_PRES_8 (3 << PMC_PRES_OFFSET)
#define AT91_PMC_PRES_16 (4 << PMC_PRES_OFFSET)
#define AT91_PMC_PRES_32 (5 << PMC_PRES_OFFSET)
#define AT91_PMC_PRES_64 (6 << PMC_PRES_OFFSET)
#define PMC_ALT_PRES_OFFSET 4
#define AT91_PMC_ALT_PRES (7 << PMC_ALT_PRES_OFFSET) /* Master Clock Prescaler [alternate location] */
#define AT91_PMC_ALT_PRES_1 (0 << PMC_ALT_PRES_OFFSET)
#define AT91_PMC_ALT_PRES_2 (1 << PMC_ALT_PRES_OFFSET)
#define AT91_PMC_ALT_PRES_4 (2 << PMC_ALT_PRES_OFFSET)
#define AT91_PMC_ALT_PRES_8 (3 << PMC_ALT_PRES_OFFSET)
#define AT91_PMC_ALT_PRES_16 (4 << PMC_ALT_PRES_OFFSET)
#define AT91_PMC_ALT_PRES_32 (5 << PMC_ALT_PRES_OFFSET)
#define AT91_PMC_ALT_PRES_64 (6 << PMC_ALT_PRES_OFFSET)
#define AT91_PMC_MDIV (3 << 8) /* Master Clock Division */
#define AT91RM9200_PMC_MDIV_1 (0 << 8) /* [AT91RM9200 only] */
#define AT91RM9200_PMC_MDIV_2 (1 << 8)
#define AT91RM9200_PMC_MDIV_3 (2 << 8)
#define AT91RM9200_PMC_MDIV_4 (3 << 8)
#define AT91SAM9_PMC_MDIV_1 (0 << 8) /* [SAM9,CAP9 only] */
#define AT91SAM9_PMC_MDIV_1 (0 << 8) /* [SAM9 only] */
#define AT91SAM9_PMC_MDIV_2 (1 << 8)
#define AT91SAM9_PMC_MDIV_4 (2 << 8)
#define AT91SAM9_PMC_MDIV_6 (3 << 8) /* [some SAM9 only] */
......@@ -99,35 +123,55 @@
#define AT91_PMC_PLLADIV2_OFF (0 << 12)
#define AT91_PMC_PLLADIV2_ON (1 << 12)
#define AT91_PMC_USB (AT91_PMC + 0x38) /* USB Clock Register [some SAM9 only] */
#define AT91_PMC_USB 0x38 /* USB Clock Register [some SAM9 only] */
#define AT91_PMC_USBS (0x1 << 0) /* USB OHCI Input clock selection */
#define AT91_PMC_USBS_PLLA (0 << 0)
#define AT91_PMC_USBS_UPLL (1 << 0)
#define AT91_PMC_OHCIUSBDIV (0xF << 8) /* Divider for USB OHCI Clock */
#define AT91_PMC_PCKR(n) (AT91_PMC + 0x40 + ((n) * 4)) /* Programmable Clock 0-N Registers */
#define AT91_PMC_SMD 0x3c /* Soft Modem Clock Register [some SAM9 only] */
#define AT91_PMC_SMDS (0x1 << 0) /* SMD input clock selection */
#define AT91_PMC_SMD_DIV (0x1f << 8) /* SMD input clock divider */
#define AT91_PMC_SMDDIV(n) (((n) << 8) & AT91_PMC_SMD_DIV)
#define AT91_PMC_PCKR(n) (0x40 + ((n) * 4)) /* Programmable Clock 0-N Registers */
#define AT91_PMC_ALT_PCKR_CSS (0x7 << 0) /* Programmable Clock Source Selection [alternate length] */
#define AT91_PMC_CSS_MASTER (4 << 0) /* [some SAM9 only] */
#define AT91_PMC_CSSMCK (0x1 << 8) /* CSS or Master Clock Selection */
#define AT91_PMC_CSSMCK_CSS (0 << 8)
#define AT91_PMC_CSSMCK_MCK (1 << 8)
#define AT91_PMC_IER (AT91_PMC + 0x60) /* Interrupt Enable Register */
#define AT91_PMC_IDR (AT91_PMC + 0x64) /* Interrupt Disable Register */
#define AT91_PMC_SR (AT91_PMC + 0x68) /* Status Register */
#define AT91_PMC_IER 0x60 /* Interrupt Enable Register */
#define AT91_PMC_IDR 0x64 /* Interrupt Disable Register */
#define AT91_PMC_SR 0x68 /* Status Register */
#define AT91_PMC_MOSCS (1 << 0) /* MOSCS Flag */
#define AT91_PMC_LOCKA (1 << 1) /* PLLA Lock */
#define AT91_PMC_LOCKB (1 << 2) /* PLLB Lock */
#define AT91_PMC_MCKRDY (1 << 3) /* Master Clock */
#define AT91_PMC_LOCKU (1 << 6) /* UPLL Lock [some SAM9, AT91CAP9 only] */
#define AT91_PMC_OSCSEL (1 << 7) /* Slow Clock Oscillator [AT91CAP9 revC only] */
#define AT91_PMC_LOCKU (1 << 6) /* UPLL Lock [some SAM9] */
#define AT91_PMC_PCK0RDY (1 << 8) /* Programmable Clock 0 */
#define AT91_PMC_PCK1RDY (1 << 9) /* Programmable Clock 1 */
#define AT91_PMC_PCK2RDY (1 << 10) /* Programmable Clock 2 */
#define AT91_PMC_PCK3RDY (1 << 11) /* Programmable Clock 3 */
#define AT91_PMC_IMR (AT91_PMC + 0x6c) /* Interrupt Mask Register */
#define AT91_PMC_MOSCSELS (1 << 16) /* Main Oscillator Selection [some SAM9] */
#define AT91_PMC_MOSCRCS (1 << 17) /* Main On-Chip RC [some SAM9] */
#define AT91_PMC_CFDEV (1 << 18) /* Clock Failure Detector Event [some SAM9] */
#define AT91_PMC_IMR 0x6c /* Interrupt Mask Register */
#define AT91_PMC_PROT 0xe4 /* Write Protect Mode Register [some SAM9] */
#define AT91_PMC_WPEN (0x1 << 0) /* Write Protect Enable */
#define AT91_PMC_WPKEY (0xffffff << 8) /* Write Protect Key */
#define AT91_PMC_PROTKEY (0x504d43 << 8) /* Activation Code */
#define AT91_PMC_PROT (AT91_PMC + 0xe4) /* Protect Register [AT91CAP9 revC only] */
#define AT91_PMC_PROTKEY 0x504d4301 /* Activation Code */
#define AT91_PMC_WPSR 0xe8 /* Write Protect Status Register [some SAM9] */
#define AT91_PMC_WPVS (0x1 << 0) /* Write Protect Violation Status */
#define AT91_PMC_WPVSRC (0xffff << 8) /* Write Protect Violation Source */
#define AT91_PMC_VER (AT91_PMC + 0xfc) /* PMC Module Version [AT91CAP9 only] */
#define AT91_PMC_PCR 0x10c /* Peripheral Control Register [some SAM9] */
#define AT91_PMC_PCR_PID (0x3f << 0) /* Peripheral ID */
#define AT91_PMC_PCR_CMD (0x1 << 12) /* Command */
#define AT91_PMC_PCR_DIV (0x3 << 16) /* Divisor Value */
#define AT91_PMC_PCRDIV(n) (((n) << 16) & AT91_PMC_PCR_DIV)
#define AT91_PMC_PCR_EN (0x1 << 28) /* Enable */
#endif
arch/arm/mach-at91/include/mach/at91_ramc.h 0 → 100644
浏览文件 @ d50673ed
/*
* Header file for the Atmel RAM Controller
*
* Copyright (C) 2011 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
*
* Under GPLv2 only
*/
#ifndef __AT91_RAMC_H__
#define __AT91_RAMC_H__
#ifndef __ASSEMBLY__
extern void __iomem *at91_ramc_base[];
#define at91_ramc_read(id, field) \
__raw_readl(at91_ramc_base[id] + field)
#define at91_ramc_write(id, field, value) \
__raw_writel(value, at91_ramc_base[id] + field)
#else
.extern at91_ramc_base
#endif
#define AT91_MEMCTRL_MC 0
#define AT91_MEMCTRL_SDRAMC 1
#define AT91_MEMCTRL_DDRSDR 2
#include <mach/at91rm9200_sdramc.h>
#include <mach/at91sam9_ddrsdr.h>
#include <mach/at91sam9_sdramc.h>
#endif /* __AT91_RAMC_H__ */
arch/arm/mach-at91/include/mach/at91_st.h
浏览文件 @ d50673ed
......@@ -16,34 +16,46 @@
#ifndef AT91_ST_H
#define AT91_ST_H
#define AT91_ST_CR (AT91_ST + 0x00) /* Control Register */
#ifndef __ASSEMBLY__
extern void __iomem *at91_st_base;
#define at91_st_read(field) \
__raw_readl(at91_st_base + field)
#define at91_st_write(field, value) \
__raw_writel(value, at91_st_base + field);
#else
.extern at91_st_base
#endif
#define AT91_ST_CR 0x00 /* Control Register */
#define AT91_ST_WDRST (1 << 0) /* Watchdog Timer Restart */
#define AT91_ST_PIMR (AT91_ST + 0x04) /* Period Interval Mode Register */
#define AT91_ST_PIMR 0x04 /* Period Interval Mode Register */
#define AT91_ST_PIV (0xffff << 0) /* Period Interval Value */
#define AT91_ST_WDMR (AT91_ST + 0x08) /* Watchdog Mode Register */
#define AT91_ST_WDMR 0x08 /* Watchdog Mode Register */
#define AT91_ST_WDV (0xffff << 0) /* Watchdog Counter Value */
#define AT91_ST_RSTEN (1 << 16) /* Reset Enable */
#define AT91_ST_EXTEN (1 << 17) /* External Signal Assertion Enable */
#define AT91_ST_RTMR (AT91_ST + 0x0c) /* Real-time Mode Register */
#define AT91_ST_RTMR 0x0c /* Real-time Mode Register */
#define AT91_ST_RTPRES (0xffff << 0) /* Real-time Prescalar Value */
#define AT91_ST_SR (AT91_ST + 0x10) /* Status Register */
#define AT91_ST_SR 0x10 /* Status Register */
#define AT91_ST_PITS (1 << 0) /* Period Interval Timer Status */
#define AT91_ST_WDOVF (1 << 1) /* Watchdog Overflow */
#define AT91_ST_RTTINC (1 << 2) /* Real-time Timer Increment */
#define AT91_ST_ALMS (1 << 3) /* Alarm Status */
#define AT91_ST_IER (AT91_ST + 0x14) /* Interrupt Enable Register */
#define AT91_ST_IDR (AT91_ST + 0x18) /* Interrupt Disable Register */
#define AT91_ST_IMR (AT91_ST + 0x1c) /* Interrupt Mask Register */
#define AT91_ST_IER 0x14 /* Interrupt Enable Register */
#define AT91_ST_IDR 0x18 /* Interrupt Disable Register */
#define AT91_ST_IMR 0x1c /* Interrupt Mask Register */
#define AT91_ST_RTAR (AT91_ST + 0x20) /* Real-time Alarm Register */
#define AT91_ST_RTAR 0x20 /* Real-time Alarm Register */
#define AT91_ST_ALMV (0xfffff << 0) /* Alarm Value */
#define AT91_ST_CRTR (AT91_ST + 0x24) /* Current Real-time Register */
#define AT91_ST_CRTR 0x24 /* Current Real-time Register */
#define AT91_ST_CRTV (0xfffff << 0) /* Current Real-Time Value */
#endif
arch/arm/mach-at91/include/mach/at91cap9.h 已删除 100644 → 0
浏览文件 @ ab15e0e8
/*
* arch/arm/mach-at91/include/mach/at91cap9.h
*
* Copyright (C) 2007 Stelian Pop <stelian.pop@leadtechdesign.com>
* Copyright (C) 2007 Lead Tech Design <www.leadtechdesign.com>
* Copyright (C) 2007 Atmel Corporation.
*
* Common definitions.
* Based on AT91CAP9 datasheet revision B (Preliminary).
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*/
#ifndef AT91CAP9_H
#define AT91CAP9_H
/*
* Peripheral identifiers/interrupts.
*/
#define AT91CAP9_ID_PIOABCD 2 /* Parallel IO Controller A, B, C and D */
#define AT91CAP9_ID_MPB0 3 /* MP Block Peripheral 0 */
#define AT91CAP9_ID_MPB1 4 /* MP Block Peripheral 1 */
#define AT91CAP9_ID_MPB2 5 /* MP Block Peripheral 2 */
#define AT91CAP9_ID_MPB3 6 /* MP Block Peripheral 3 */
#define AT91CAP9_ID_MPB4 7 /* MP Block Peripheral 4 */
#define AT91CAP9_ID_US0 8 /* USART 0 */
#define AT91CAP9_ID_US1 9 /* USART 1 */
#define AT91CAP9_ID_US2 10 /* USART 2 */
#define AT91CAP9_ID_MCI0 11 /* Multimedia Card Interface 0 */
#define AT91CAP9_ID_MCI1 12 /* Multimedia Card Interface 1 */
#define AT91CAP9_ID_CAN 13 /* CAN */
#define AT91CAP9_ID_TWI 14 /* Two-Wire Interface */
#define AT91CAP9_ID_SPI0 15 /* Serial Peripheral Interface 0 */
#define AT91CAP9_ID_SPI1 16 /* Serial Peripheral Interface 0 */
#define AT91CAP9_ID_SSC0 17 /* Serial Synchronous Controller 0 */
#define AT91CAP9_ID_SSC1 18 /* Serial Synchronous Controller 1 */
#define AT91CAP9_ID_AC97C 19 /* AC97 Controller */
#define AT91CAP9_ID_TCB 20 /* Timer Counter 0, 1 and 2 */
#define AT91CAP9_ID_PWMC 21 /* Pulse Width Modulation Controller */
#define AT91CAP9_ID_EMAC 22 /* Ethernet */
#define AT91CAP9_ID_AESTDES 23 /* Advanced Encryption Standard, Triple DES */
#define AT91CAP9_ID_ADC 24 /* Analog-to-Digital Converter */
#define AT91CAP9_ID_ISI 25 /* Image Sensor Interface */
#define AT91CAP9_ID_LCDC 26 /* LCD Controller */
#define AT91CAP9_ID_DMA 27 /* DMA Controller */
#define AT91CAP9_ID_UDPHS 28 /* USB High Speed Device Port */
#define AT91CAP9_ID_UHP 29 /* USB Host Port */
#define AT91CAP9_ID_IRQ0 30 /* Advanced Interrupt Controller (IRQ0) */
#define AT91CAP9_ID_IRQ1 31 /* Advanced Interrupt Controller (IRQ1) */
/*
* User Peripheral physical base addresses.
*/
#define AT91CAP9_BASE_UDPHS 0xfff78000
#define AT91CAP9_BASE_TCB0 0xfff7c000
#define AT91CAP9_BASE_TC0 0xfff7c000
#define AT91CAP9_BASE_TC1 0xfff7c040
#define AT91CAP9_BASE_TC2 0xfff7c080
#define AT91CAP9_BASE_MCI0 0xfff80000
#define AT91CAP9_BASE_MCI1 0xfff84000
#define AT91CAP9_BASE_TWI 0xfff88000
#define AT91CAP9_BASE_US0 0xfff8c000
#define AT91CAP9_BASE_US1 0xfff90000
#define AT91CAP9_BASE_US2 0xfff94000
#define AT91CAP9_BASE_SSC0 0xfff98000
#define AT91CAP9_BASE_SSC1 0xfff9c000
#define AT91CAP9_BASE_AC97C 0xfffa0000
#define AT91CAP9_BASE_SPI0 0xfffa4000
#define AT91CAP9_BASE_SPI1 0xfffa8000
#define AT91CAP9_BASE_CAN 0xfffac000
#define AT91CAP9_BASE_PWMC 0xfffb8000
#define AT91CAP9_BASE_EMAC 0xfffbc000
#define AT91CAP9_BASE_ADC 0xfffc0000
#define AT91CAP9_BASE_ISI 0xfffc4000
/*
* System Peripherals (offset from AT91_BASE_SYS)
*/
#define AT91_BCRAMC (0xffffe400 - AT91_BASE_SYS)
#define AT91_DDRSDRC0 (0xffffe600 - AT91_BASE_SYS)
#define AT91_MATRIX (0xffffea00 - AT91_BASE_SYS)
#define AT91_PMC (0xfffffc00 - AT91_BASE_SYS)
#define AT91_GPBR (cpu_is_at91cap9_revB() ? \
(0xfffffd50 - AT91_BASE_SYS) : \
(0xfffffd60 - AT91_BASE_SYS))
#define AT91CAP9_BASE_ECC 0xffffe200
#define AT91CAP9_BASE_DMA 0xffffec00
#define AT91CAP9_BASE_SMC 0xffffe800
#define AT91CAP9_BASE_DBGU AT91_BASE_DBGU1
#define AT91CAP9_BASE_PIOA 0xfffff200
#define AT91CAP9_BASE_PIOB 0xfffff400
#define AT91CAP9_BASE_PIOC 0xfffff600
#define AT91CAP9_BASE_PIOD 0xfffff800
#define AT91CAP9_BASE_RSTC 0xfffffd00
#define AT91CAP9_BASE_SHDWC 0xfffffd10
#define AT91CAP9_BASE_RTT 0xfffffd20
#define AT91CAP9_BASE_PIT 0xfffffd30
#define AT91CAP9_BASE_WDT 0xfffffd40
#define AT91_USART0 AT91CAP9_BASE_US0
#define AT91_USART1 AT91CAP9_BASE_US1
#define AT91_USART2 AT91CAP9_BASE_US2
/*
* Internal Memory.
*/
#define AT91CAP9_SRAM_BASE 0x00100000 /* Internal SRAM base address */
#define AT91CAP9_SRAM_SIZE (32 * SZ_1K) /* Internal SRAM size (32Kb) */
#define AT91CAP9_ROM_BASE 0x00400000 /* Internal ROM base address */
#define AT91CAP9_ROM_SIZE (32 * SZ_1K) /* Internal ROM size (32Kb) */
#define AT91CAP9_LCDC_BASE 0x00500000 /* LCD Controller */
#define AT91CAP9_UDPHS_FIFO 0x00600000 /* USB High Speed Device Port */
#define AT91CAP9_UHP_BASE 0x00700000 /* USB Host controller */
#endif
arch/arm/mach-at91/include/mach/at91cap9_matrix.h 已删除 100644 → 0
浏览文件 @ ab15e0e8
/*
* arch/arm/mach-at91/include/mach/at91cap9_matrix.h
*
* Copyright (C) 2007 Stelian Pop <stelian.pop@leadtechdesign.com>
* Copyright (C) 2007 Lead Tech Design <www.leadtechdesign.com>
* Copyright (C) 2006 Atmel Corporation.
*
* Memory Controllers (MATRIX, EBI) - System peripherals registers.
* Based on AT91CAP9 datasheet revision B (Preliminary).
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*/
#ifndef AT91CAP9_MATRIX_H
#define AT91CAP9_MATRIX_H
#define AT91_MATRIX_MCFG0 (AT91_MATRIX + 0x00) /* Master Configuration Register 0 */
#define AT91_MATRIX_MCFG1 (AT91_MATRIX + 0x04) /* Master Configuration Register 1 */
#define AT91_MATRIX_MCFG2 (AT91_MATRIX + 0x08) /* Master Configuration Register 2 */
#define AT91_MATRIX_MCFG3 (AT91_MATRIX + 0x0C) /* Master Configuration Register 3 */
#define AT91_MATRIX_MCFG4 (AT91_MATRIX + 0x10) /* Master Configuration Register 4 */
#define AT91_MATRIX_MCFG5 (AT91_MATRIX + 0x14) /* Master Configuration Register 5 */
#define AT91_MATRIX_MCFG6 (AT91_MATRIX + 0x18) /* Master Configuration Register 6 */
#define AT91_MATRIX_MCFG7 (AT91_MATRIX + 0x1C) /* Master Configuration Register 7 */
#define AT91_MATRIX_MCFG8 (AT91_MATRIX + 0x20) /* Master Configuration Register 8 */
#define AT91_MATRIX_MCFG9 (AT91_MATRIX + 0x24) /* Master Configuration Register 9 */
#define AT91_MATRIX_MCFG10 (AT91_MATRIX + 0x28) /* Master Configuration Register 10 */
#define AT91_MATRIX_MCFG11 (AT91_MATRIX + 0x2C) /* Master Configuration Register 11 */
#define AT91_MATRIX_ULBT (7 << 0) /* Undefined Length Burst Type */
#define AT91_MATRIX_ULBT_INFINITE (0 << 0)
#define AT91_MATRIX_ULBT_SINGLE (1 << 0)
#define AT91_MATRIX_ULBT_FOUR (2 << 0)
#define AT91_MATRIX_ULBT_EIGHT (3 << 0)
#define AT91_MATRIX_ULBT_SIXTEEN (4 << 0)
#define AT91_MATRIX_SCFG0 (AT91_MATRIX + 0x40) /* Slave Configuration Register 0 */
#define AT91_MATRIX_SCFG1 (AT91_MATRIX + 0x44) /* Slave Configuration Register 1 */
#define AT91_MATRIX_SCFG2 (AT91_MATRIX + 0x48) /* Slave Configuration Register 2 */
#define AT91_MATRIX_SCFG3 (AT91_MATRIX + 0x4C) /* Slave Configuration Register 3 */
#define AT91_MATRIX_SCFG4 (AT91_MATRIX + 0x50) /* Slave Configuration Register 4 */
#define AT91_MATRIX_SCFG5 (AT91_MATRIX + 0x54) /* Slave Configuration Register 5 */
#define AT91_MATRIX_SCFG6 (AT91_MATRIX + 0x58) /* Slave Configuration Register 6 */
#define AT91_MATRIX_SCFG7 (AT91_MATRIX + 0x5C) /* Slave Configuration Register 7 */
#define AT91_MATRIX_SCFG8 (AT91_MATRIX + 0x60) /* Slave Configuration Register 8 */
#define AT91_MATRIX_SCFG9 (AT91_MATRIX + 0x64) /* Slave Configuration Register 9 */
#define AT91_MATRIX_SLOT_CYCLE (0xff << 0) /* Maximum Number of Allowed Cycles for a Burst */
#define AT91_MATRIX_DEFMSTR_TYPE (3 << 16) /* Default Master Type */
#define AT91_MATRIX_DEFMSTR_TYPE_NONE (0 << 16)
#define AT91_MATRIX_DEFMSTR_TYPE_LAST (1 << 16)
#define AT91_MATRIX_DEFMSTR_TYPE_FIXED (2 << 16)
#define AT91_MATRIX_FIXED_DEFMSTR (0xf << 18) /* Fixed Index of Default Master */
#define AT91_MATRIX_ARBT (3 << 24) /* Arbitration Type */
#define AT91_MATRIX_ARBT_ROUND_ROBIN (0 << 24)
#define AT91_MATRIX_ARBT_FIXED_PRIORITY (1 << 24)
#define AT91_MATRIX_PRAS0 (AT91_MATRIX + 0x80) /* Priority Register A for Slave 0 */
#define AT91_MATRIX_PRBS0 (AT91_MATRIX + 0x84) /* Priority Register B for Slave 0 */
#define AT91_MATRIX_PRAS1 (AT91_MATRIX + 0x88) /* Priority Register A for Slave 1 */
#define AT91_MATRIX_PRBS1 (AT91_MATRIX + 0x8C) /* Priority Register B for Slave 1 */
#define AT91_MATRIX_PRAS2 (AT91_MATRIX + 0x90) /* Priority Register A for Slave 2 */
#define AT91_MATRIX_PRBS2 (AT91_MATRIX + 0x94) /* Priority Register B for Slave 2 */
#define AT91_MATRIX_PRAS3 (AT91_MATRIX + 0x98) /* Priority Register A for Slave 3 */
#define AT91_MATRIX_PRBS3 (AT91_MATRIX + 0x9C) /* Priority Register B for Slave 3 */
#define AT91_MATRIX_PRAS4 (AT91_MATRIX + 0xA0) /* Priority Register A for Slave 4 */
#define AT91_MATRIX_PRBS4 (AT91_MATRIX + 0xA4) /* Priority Register B for Slave 4 */
#define AT91_MATRIX_PRAS5 (AT91_MATRIX + 0xA8) /* Priority Register A for Slave 5 */
#define AT91_MATRIX_PRBS5 (AT91_MATRIX + 0xAC) /* Priority Register B for Slave 5 */
#define AT91_MATRIX_PRAS6 (AT91_MATRIX + 0xB0) /* Priority Register A for Slave 6 */
#define AT91_MATRIX_PRBS6 (AT91_MATRIX + 0xB4) /* Priority Register B for Slave 6 */
#define AT91_MATRIX_PRAS7 (AT91_MATRIX + 0xB8) /* Priority Register A for Slave 7 */
#define AT91_MATRIX_PRBS7 (AT91_MATRIX + 0xBC) /* Priority Register B for Slave 7 */
#define AT91_MATRIX_PRAS8 (AT91_MATRIX + 0xC0) /* Priority Register A for Slave 8 */
#define AT91_MATRIX_PRBS8 (AT91_MATRIX + 0xC4) /* Priority Register B for Slave 8 */
#define AT91_MATRIX_PRAS9 (AT91_MATRIX + 0xC8) /* Priority Register A for Slave 9 */
#define AT91_MATRIX_PRBS9 (AT91_MATRIX + 0xCC) /* Priority Register B for Slave 9 */
#define AT91_MATRIX_M0PR (3 << 0) /* Master 0 Priority */
#define AT91_MATRIX_M1PR (3 << 4) /* Master 1 Priority */
#define AT91_MATRIX_M2PR (3 << 8) /* Master 2 Priority */
#define AT91_MATRIX_M3PR (3 << 12) /* Master 3 Priority */
#define AT91_MATRIX_M4PR (3 << 16) /* Master 4 Priority */
#define AT91_MATRIX_M5PR (3 << 20) /* Master 5 Priority */
#define AT91_MATRIX_M6PR (3 << 24) /* Master 6 Priority */
#define AT91_MATRIX_M7PR (3 << 28) /* Master 7 Priority */
#define AT91_MATRIX_M8PR (3 << 0) /* Master 8 Priority (in Register B) */
#define AT91_MATRIX_M9PR (3 << 4) /* Master 9 Priority (in Register B) */
#define AT91_MATRIX_M10PR (3 << 8) /* Master 10 Priority (in Register B) */
#define AT91_MATRIX_M11PR (3 << 12) /* Master 11 Priority (in Register B) */
#define AT91_MATRIX_MRCR (AT91_MATRIX + 0x100) /* Master Remap Control Register */
#define AT91_MATRIX_RCB0 (1 << 0) /* Remap Command for AHB Master 0 (ARM926EJ-S Instruction Master) */
#define AT91_MATRIX_RCB1 (1 << 1) /* Remap Command for AHB Master 1 (ARM926EJ-S Data Master) */
#define AT91_MATRIX_RCB2 (1 << 2)
#define AT91_MATRIX_RCB3 (1 << 3)
#define AT91_MATRIX_RCB4 (1 << 4)
#define AT91_MATRIX_RCB5 (1 << 5)
#define AT91_MATRIX_RCB6 (1 << 6)
#define AT91_MATRIX_RCB7 (1 << 7)
#define AT91_MATRIX_RCB8 (1 << 8)
#define AT91_MATRIX_RCB9 (1 << 9)
#define AT91_MATRIX_RCB10 (1 << 10)
#define AT91_MATRIX_RCB11 (1 << 11)
#define AT91_MPBS0_SFR (AT91_MATRIX + 0x114) /* MPBlock Slave 0 Special Function Register */
#define AT91_MPBS1_SFR (AT91_MATRIX + 0x11C) /* MPBlock Slave 1 Special Function Register */
#define AT91_MATRIX_UDPHS (AT91_MATRIX + 0x118) /* USBHS Special Function Register [AT91CAP9 only] */
#define AT91_MATRIX_SELECT_UDPHS (0 << 31) /* select High Speed UDP */
#define AT91_MATRIX_SELECT_UDP (1 << 31) /* select standard UDP */
#define AT91_MATRIX_UDPHS_BYPASS_LOCK (1 << 30) /* bypass lock bit */
#define AT91_MATRIX_EBICSA (AT91_MATRIX + 0x120) /* EBI Chip Select Assignment Register */
#define AT91_MATRIX_EBI_CS1A (1 << 1) /* Chip Select 1 Assignment */
#define AT91_MATRIX_EBI_CS1A_SMC (0 << 1)
#define AT91_MATRIX_EBI_CS1A_BCRAMC (1 << 1)
#define AT91_MATRIX_EBI_CS3A (1 << 3) /* Chip Select 3 Assignment */
#define AT91_MATRIX_EBI_CS3A_SMC (0 << 3)
#define AT91_MATRIX_EBI_CS3A_SMC_SMARTMEDIA (1 << 3)
#define AT91_MATRIX_EBI_CS4A (1 << 4) /* Chip Select 4 Assignment */
#define AT91_MATRIX_EBI_CS4A_SMC (0 << 4)
#define AT91_MATRIX_EBI_CS4A_SMC_CF1 (1 << 4)
#define AT91_MATRIX_EBI_CS5A (1 << 5) /* Chip Select 5 Assignment */
#define AT91_MATRIX_EBI_CS5A_SMC (0 << 5)
#define AT91_MATRIX_EBI_CS5A_SMC_CF2 (1 << 5)
#define AT91_MATRIX_EBI_DBPUC (1 << 8) /* Data Bus Pull-up Configuration */
#define AT91_MATRIX_EBI_DQSPDC (1 << 9) /* Data Qualifier Strobe Pull-Down Configuration */
#define AT91_MATRIX_EBI_VDDIOMSEL (1 << 16) /* Memory voltage selection */
#define AT91_MATRIX_EBI_VDDIOMSEL_1_8V (0 << 16)
#define AT91_MATRIX_EBI_VDDIOMSEL_3_3V (1 << 16)
#define AT91_MPBS2_SFR (AT91_MATRIX + 0x12C) /* MPBlock Slave 2 Special Function Register */
#define AT91_MPBS3_SFR (AT91_MATRIX + 0x130) /* MPBlock Slave 3 Special Function Register */
#define AT91_APB_SFR (AT91_MATRIX + 0x134) /* APB Bridge Special Function Register */
#endif
arch/arm/mach-at91/include/mach/at91rm9200_sdramc.h 0 → 100644
浏览文件 @ d50673ed
此差异已折叠。
arch/arm/mach-at91/include/mach/at91sam9_sdramc.h
浏览文件 @ d50673ed
......@@ -82,10 +82,4 @@
#define AT91_SDRAMC_MD_SDRAM 0
#define AT91_SDRAMC_MD_LOW_POWER_SDRAM 1
/* Register access macros */
#define at91_ramc_read(num, reg) \
at91_sys_read(AT91_SDRAMC##num + reg)
#define at91_ramc_write(num, reg, value) \
at91_sys_write(AT91_SDRAMC##num + reg, value)
#endif
arch/arm/mach-at91/include/mach/at91sam9x5.h 0 → 100644
浏览文件 @ d50673ed
此差异已折叠。
arch/arm/mach-at91/include/mach/at91sam9x5_matrix.h 0 → 100644
浏览文件 @ d50673ed
此差异已折叠。
arch/arm/mach-at91/pm.c
浏览文件 @ d50673ed
此差异已折叠。
arch/arm/mach-at91/pm.h
浏览文件 @ d50673ed
此差异已折叠。
arch/arm/mach-at91/pm_slowclock.S
浏览文件 @ d50673ed
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arch/arm/mach-at91/setup.c
浏览文件 @ d50673ed
此差异已折叠。
arch/arm/mach-at91/soc.h
浏览文件 @ d50673ed
此差异已折叠。
arch/avr32/mach-at32ap/at32ap700x.c
浏览文件 @ d50673ed
......@@ -1055,8 +1055,6 @@ struct platform_device *__init at32_add_device_usart(unsigned int id)
return at32_usarts[id];
}
struct platform_device *atmel_default_console_device;
void __init at32_setup_serial_console(unsigned int usart_id)
{
atmel_default_console_device = at32_usarts[usart_id];
......
drivers/mmc/host/at91_mci.c
浏览文件 @ d50673ed
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drivers/pcmcia/at91_cf.c
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drivers/rtc/rtc-at91sam9.c
浏览文件 @ d50673ed
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drivers/tty/serial/atmel_serial.c
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drivers/usb/gadget/Kconfig
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drivers/usb/gadget/at91_udc.c
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此差异已折叠。
drivers/usb/gadget/atmel_usba_udc.c
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drivers/watchdog/at91rm9200_wdt.c
浏览文件 @ d50673ed
此差异已折叠。
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