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提交 bcf8c7e7 编写于 作者: N Nicolas Ferre
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ARM: at91: remove at91sam9rl legacy board support 

Remove legacy support for at91sam9rl boards.
This include board files removal plus all legacy code for non DT boards
support.
Use the Device Tree for running this board with newer kernels.
Signed-off-by: NAlexandre Belloni <alexandre.belloni@free-electrons.com>
[nicolas.ferre@atmel.com: Add sentence about DT]
Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>
上级 4bf7753b
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arch/arm/configs/at91sam9rl_defconfig 已删除 100644 → 0
浏览文件 @ 4bf7753b
# 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_EMBEDDED=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_AT91SAM9RL=y
CONFIG_MACH_AT91SAM9RLEK=y
# CONFIG_ARM_THUMB is not set
CONFIG_AEABI=y
CONFIG_ZBOOT_ROM_TEXT=0x0
CONFIG_ZBOOT_ROM_BSS=0x0
CONFIG_CMDLINE="mem=64M console=ttyS0,115200 initrd=0x21100000,17105363 root=/dev/ram0 rw"
CONFIG_AUTO_ZRELADDR=y
CONFIG_NET=y
CONFIG_UNIX=y
CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
CONFIG_DEVTMPFS=y
CONFIG_DEVTMPFS_MOUNT=y
CONFIG_MTD=y
CONFIG_MTD_CMDLINE_PARTS=y
CONFIG_MTD_BLOCK=y
CONFIG_MTD_DATAFLASH=y
CONFIG_MTD_NAND=y
CONFIG_MTD_NAND_ATMEL=y
CONFIG_MTD_UBI=y
CONFIG_BLK_DEV_LOOP=y
CONFIG_BLK_DEV_RAM=y
CONFIG_BLK_DEV_RAM_COUNT=4
CONFIG_BLK_DEV_RAM_SIZE=24576
CONFIG_SCSI=y
CONFIG_BLK_DEV_SD=y
# CONFIG_INPUT_MOUSEDEV_PSAUX is not set
CONFIG_INPUT_MOUSEDEV_SCREEN_X=320
CONFIG_INPUT_MOUSEDEV_SCREEN_Y=240
CONFIG_INPUT_EVDEV=y
# CONFIG_INPUT_KEYBOARD is not set
# CONFIG_INPUT_MOUSE is not set
CONFIG_INPUT_TOUCHSCREEN=y
# CONFIG_SERIO is not set
CONFIG_SERIAL_ATMEL=y
CONFIG_SERIAL_ATMEL_CONSOLE=y
# CONFIG_HW_RANDOM is not set
CONFIG_I2C=y
CONFIG_I2C_CHARDEV=y
CONFIG_I2C_GPIO=y
CONFIG_SPI=y
CONFIG_SPI_ATMEL=y
CONFIG_POWER_SUPPLY=y
CONFIG_POWER_RESET=y
# CONFIG_HWMON is not set
CONFIG_WATCHDOG=y
CONFIG_WATCHDOG_NOWAYOUT=y
CONFIG_AT91SAM9X_WATCHDOG=y
CONFIG_FB=y
CONFIG_FB_ATMEL=y
CONFIG_USB_GADGET=y
CONFIG_USB_ATMEL_USBA=y
CONFIG_MMC=y
CONFIG_MMC_ATMELMCI=m
CONFIG_NEW_LEDS=y
CONFIG_LEDS_CLASS=y
CONFIG_LEDS_GPIO=y
CONFIG_LEDS_PWM=y
CONFIG_LEDS_TRIGGERS=y
CONFIG_LEDS_TRIGGER_HEARTBEAT=y
CONFIG_RTC_CLASS=y
CONFIG_RTC_DRV_AT91SAM9=y
CONFIG_IIO=y
CONFIG_AT91_ADC=y
CONFIG_PWM=y
CONFIG_PWM_ATMEL=y
CONFIG_EXT4_FS=y
CONFIG_VFAT_FS=y
CONFIG_TMPFS=y
CONFIG_UBIFS_FS=y
CONFIG_CRAMFS=y
CONFIG_NLS_CODEPAGE_437=y
CONFIG_NLS_CODEPAGE_850=y
CONFIG_NLS_ISO8859_1=y
CONFIG_NLS_ISO8859_15=y
CONFIG_NLS_UTF8=y
CONFIG_DEBUG_INFO=y
CONFIG_DEBUG_USER=y
CONFIG_DEBUG_LL=y
arch/arm/mach-at91/Kconfig.non_dt
浏览文件 @ bcf8c7e7
...@@ -33,12 +33,6 @@ config ARCH_AT91SAM9263 ...@@ -33,12 +33,6 @@ config ARCH_AT91SAM9263
select AT91_USE_OLD_CLK select AT91_USE_OLD_CLK
select OLD_IRQ_AT91 select OLD_IRQ_AT91
config ARCH_AT91SAM9RL
bool "AT91SAM9RL"
select SOC_AT91SAM9RL
select AT91_USE_OLD_CLK
select OLD_IRQ_AT91
endchoice endchoice
config ARCH_AT91SAM9G20 config ARCH_AT91SAM9G20
...@@ -281,19 +275,6 @@ endif ...@@ -281,19 +275,6 @@ endif
# ---------------------------------------------------------- # ----------------------------------------------------------
if ARCH_AT91SAM9RL
comment "AT91SAM9RL Board Type"
config MACH_AT91SAM9RLEK
bool "Atmel AT91SAM9RL-EK Evaluation Kit"
help
Select this if you are using Atmel's AT91SAM9RL-EK Evaluation Kit.
endif
# ----------------------------------------------------------
comment "AT91 Board Options" comment "AT91 Board Options"
config MTD_AT91_DATAFLASH_CARD config MTD_AT91_DATAFLASH_CARD
......
arch/arm/mach-at91/Makefile
浏览文件 @ bcf8c7e7
...@@ -24,7 +24,6 @@ obj-$(CONFIG_ARCH_AT91RM9200) += at91rm9200_devices.o ...@@ -24,7 +24,6 @@ obj-$(CONFIG_ARCH_AT91RM9200) += at91rm9200_devices.o
obj-$(CONFIG_ARCH_AT91SAM9260) += at91sam9260_devices.o obj-$(CONFIG_ARCH_AT91SAM9260) += at91sam9260_devices.o
obj-$(CONFIG_ARCH_AT91SAM9261) += at91sam9261_devices.o obj-$(CONFIG_ARCH_AT91SAM9261) += at91sam9261_devices.o
obj-$(CONFIG_ARCH_AT91SAM9263) += at91sam9263_devices.o obj-$(CONFIG_ARCH_AT91SAM9263) += at91sam9263_devices.o
obj-$(CONFIG_ARCH_AT91SAM9RL) += at91sam9rl_devices.o
# AT91RM9200 board-specific support # AT91RM9200 board-specific support
obj-$(CONFIG_MACH_ONEARM) += board-1arm.o obj-$(CONFIG_MACH_ONEARM) += board-1arm.o
...@@ -56,9 +55,6 @@ obj-$(CONFIG_MACH_AT91SAM9G10EK) += board-sam9261ek.o ...@@ -56,9 +55,6 @@ obj-$(CONFIG_MACH_AT91SAM9G10EK) += board-sam9261ek.o
# AT91SAM9263 board-specific support # AT91SAM9263 board-specific support
obj-$(CONFIG_MACH_AT91SAM9263EK) += board-sam9263ek.o obj-$(CONFIG_MACH_AT91SAM9263EK) += board-sam9263ek.o
# AT91SAM9RL board-specific support
obj-$(CONFIG_MACH_AT91SAM9RLEK) += board-sam9rlek.o
# AT91SAM9G20 board-specific support # AT91SAM9G20 board-specific support
obj-$(CONFIG_MACH_AT91SAM9G20EK) += board-sam9g20ek.o obj-$(CONFIG_MACH_AT91SAM9G20EK) += board-sam9g20ek.o
obj-$(CONFIG_MACH_CPU9G20) += board-cpu9krea.o obj-$(CONFIG_MACH_CPU9G20) += board-cpu9krea.o
......
arch/arm/mach-at91/at91sam9rl.c
浏览文件 @ bcf8c7e7
...@@ -9,284 +9,13 @@ ...@@ -9,284 +9,13 @@
* more details. * more details.
*/ */
#include <linux/module.h>
#include <linux/platform_device.h>
#include <linux/clk/at91_pmc.h>
#include <asm/proc-fns.h>
#include <asm/irq.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <asm/system_misc.h> #include <asm/system_misc.h>
#include <mach/cpu.h> #include <mach/cpu.h>
#include <mach/at91_dbgu.h> #include <mach/at91_dbgu.h>
#include <mach/at91sam9rl.h>
#include <mach/hardware.h> #include <mach/hardware.h>
#include "at91_aic.h"
#include "soc.h" #include "soc.h"
#include "generic.h" #include "generic.h"
#include "sam9_smc.h"
#include "pm.h"
/* --------------------------------------------------------------------
* Clocks
* -------------------------------------------------------------------- */
#if defined(CONFIG_OLD_CLK_AT91)
#include "clock.h"
/*
* The peripheral clocks.
*/
static struct clk pioA_clk = {
.name = "pioA_clk",
.pmc_mask = 1 << AT91SAM9RL_ID_PIOA,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk pioB_clk = {
.name = "pioB_clk",
.pmc_mask = 1 << AT91SAM9RL_ID_PIOB,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk pioC_clk = {
.name = "pioC_clk",
.pmc_mask = 1 << AT91SAM9RL_ID_PIOC,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk pioD_clk = {
.name = "pioD_clk",
.pmc_mask = 1 << AT91SAM9RL_ID_PIOD,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk usart0_clk = {
.name = "usart0_clk",
.pmc_mask = 1 << AT91SAM9RL_ID_US0,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk usart1_clk = {
.name = "usart1_clk",
.pmc_mask = 1 << AT91SAM9RL_ID_US1,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk usart2_clk = {
.name = "usart2_clk",
.pmc_mask = 1 << AT91SAM9RL_ID_US2,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk usart3_clk = {
.name = "usart3_clk",
.pmc_mask = 1 << AT91SAM9RL_ID_US3,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk mmc_clk = {
.name = "mci_clk",
.pmc_mask = 1 << AT91SAM9RL_ID_MCI,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk twi0_clk = {
.name = "twi0_clk",
.pmc_mask = 1 << AT91SAM9RL_ID_TWI0,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk twi1_clk = {
.name = "twi1_clk",
.pmc_mask = 1 << AT91SAM9RL_ID_TWI1,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk spi_clk = {
.name = "spi_clk",
.pmc_mask = 1 << AT91SAM9RL_ID_SPI,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk ssc0_clk = {
.name = "ssc0_clk",
.pmc_mask = 1 << AT91SAM9RL_ID_SSC0,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk ssc1_clk = {
.name = "ssc1_clk",
.pmc_mask = 1 << AT91SAM9RL_ID_SSC1,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk tc0_clk = {
.name = "tc0_clk",
.pmc_mask = 1 << AT91SAM9RL_ID_TC0,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk tc1_clk = {
.name = "tc1_clk",
.pmc_mask = 1 << AT91SAM9RL_ID_TC1,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk tc2_clk = {
.name = "tc2_clk",
.pmc_mask = 1 << AT91SAM9RL_ID_TC2,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk pwm_clk = {
.name = "pwm_clk",
.pmc_mask = 1 << AT91SAM9RL_ID_PWMC,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk tsc_clk = {
.name = "tsc_clk",
.pmc_mask = 1 << AT91SAM9RL_ID_TSC,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk dma_clk = {
.name = "dma_clk",
.pmc_mask = 1 << AT91SAM9RL_ID_DMA,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk udphs_clk = {
.name = "udphs_clk",
.pmc_mask = 1 << AT91SAM9RL_ID_UDPHS,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk lcdc_clk = {
.name = "lcdc_clk",
.pmc_mask = 1 << AT91SAM9RL_ID_LCDC,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk ac97_clk = {
.name = "ac97_clk",
.pmc_mask = 1 << AT91SAM9RL_ID_AC97C,
.type = CLK_TYPE_PERIPHERAL,
};
static struct clk adc_op_clk = {
.name = "adc_op_clk",
.type = CLK_TYPE_PERIPHERAL,
.rate_hz = 1000000,
};
static struct clk *periph_clocks[] __initdata = {
&pioA_clk,
&pioB_clk,
&pioC_clk,
&pioD_clk,
&usart0_clk,
&usart1_clk,
&usart2_clk,
&usart3_clk,
&mmc_clk,
&twi0_clk,
&twi1_clk,
&spi_clk,
&ssc0_clk,
&ssc1_clk,
&tc0_clk,
&tc1_clk,
&tc2_clk,
&pwm_clk,
&tsc_clk,
&dma_clk,
&udphs_clk,
&lcdc_clk,
&ac97_clk,
&adc_op_clk,
// irq0
};
static struct clk_lookup periph_clocks_lookups[] = {
CLKDEV_CON_DEV_ID("hclk", "at91sam9rl-lcdfb.0", &lcdc_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("t0_clk", "atmel_tcb.0", &tc0_clk),
CLKDEV_CON_DEV_ID("t1_clk", "atmel_tcb.0", &tc1_clk),
CLKDEV_CON_DEV_ID("t2_clk", "atmel_tcb.0", &tc2_clk),
CLKDEV_CON_DEV_ID("pclk", "at91rm9200_ssc.0", &ssc0_clk),
CLKDEV_CON_DEV_ID("pclk", "at91rm9200_ssc.1", &ssc1_clk),
CLKDEV_CON_DEV_ID("pclk", "fffc0000.ssc", &ssc0_clk),
CLKDEV_CON_DEV_ID("pclk", "fffc4000.ssc", &ssc1_clk),
CLKDEV_CON_DEV_ID(NULL, "i2c-at91sam9g20.0", &twi0_clk),
CLKDEV_CON_DEV_ID(NULL, "i2c-at91sam9g20.1", &twi1_clk),
CLKDEV_CON_DEV_ID(NULL, "at91sam9rl-pwm", &pwm_clk),
CLKDEV_CON_ID("pioA", &pioA_clk),
CLKDEV_CON_ID("pioB", &pioB_clk),
CLKDEV_CON_ID("pioC", &pioC_clk),
CLKDEV_CON_ID("pioD", &pioD_clk),
/* more lookup table for DT entries */
CLKDEV_CON_DEV_ID("usart", "fffff200.serial", &mck),
CLKDEV_CON_DEV_ID("usart", "fffb0000.serial", &usart0_clk),
CLKDEV_CON_DEV_ID("usart", "ffffb400.serial", &usart1_clk),
CLKDEV_CON_DEV_ID("usart", "ffffb800.serial", &usart2_clk),
CLKDEV_CON_DEV_ID("usart", "ffffbc00.serial", &usart3_clk),
CLKDEV_CON_DEV_ID("t0_clk", "fffa0000.timer", &tc0_clk),
CLKDEV_CON_DEV_ID("t1_clk", "fffa0000.timer", &tc1_clk),
CLKDEV_CON_DEV_ID("t2_clk", "fffa0000.timer", &tc2_clk),
CLKDEV_CON_DEV_ID("mci_clk", "fffa4000.mmc", &mmc_clk),
CLKDEV_CON_DEV_ID(NULL, "fffa8000.i2c", &twi0_clk),
CLKDEV_CON_DEV_ID(NULL, "fffac000.i2c", &twi1_clk),
CLKDEV_CON_DEV_ID(NULL, "fffc8000.pwm", &pwm_clk),
CLKDEV_CON_DEV_ID(NULL, "ffffc800.pwm", &pwm_clk),
CLKDEV_CON_DEV_ID(NULL, "fffff400.gpio", &pioA_clk),
CLKDEV_CON_DEV_ID(NULL, "fffff600.gpio", &pioB_clk),
CLKDEV_CON_DEV_ID(NULL, "fffff800.gpio", &pioC_clk),
CLKDEV_CON_DEV_ID(NULL, "fffffa00.gpio", &pioD_clk),
CLKDEV_CON_ID("adc_clk", &tsc_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),
CLKDEV_CON_DEV_ID("usart", "atmel_usart.4", &usart3_clk),
};
/*
* The two programmable clocks.
* You must configure pin multiplexing to bring these signals out.
*/
static struct clk pck0 = {
.name = "pck0",
.pmc_mask = AT91_PMC_PCK0,
.type = CLK_TYPE_PROGRAMMABLE,
.id = 0,
};
static struct clk pck1 = {
.name = "pck1",
.pmc_mask = AT91_PMC_PCK1,
.type = CLK_TYPE_PROGRAMMABLE,
.id = 1,
};
static void __init at91sam9rl_register_clocks(void)
{
int i;
for (i = 0; i < ARRAY_SIZE(periph_clocks); i++)
clk_register(periph_clocks[i]);
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);
}
#endif
/* --------------------------------------------------------------------
* GPIO
* -------------------------------------------------------------------- */
static struct at91_gpio_bank at91sam9rl_gpio[] __initdata = {
{
.id = AT91SAM9RL_ID_PIOA,
.regbase = AT91SAM9RL_BASE_PIOA,
}, {
.id = AT91SAM9RL_ID_PIOB,
.regbase = AT91SAM9RL_BASE_PIOB,
}, {
.id = AT91SAM9RL_ID_PIOC,
.regbase = AT91SAM9RL_BASE_PIOC,
}, {
.id = AT91SAM9RL_ID_PIOD,
.regbase = AT91SAM9RL_BASE_PIOD,
}
};
/* -------------------------------------------------------------------- /* --------------------------------------------------------------------
* AT91SAM9RL processor initialization * AT91SAM9RL processor initialization
...@@ -309,107 +38,14 @@ static void __init at91sam9rl_map_io(void) ...@@ -309,107 +38,14 @@ static void __init at91sam9rl_map_io(void)
at91_init_sram(0, AT91SAM9RL_SRAM_BASE, sram_size); at91_init_sram(0, AT91SAM9RL_SRAM_BASE, sram_size);
} }
static void __init at91sam9rl_ioremap_registers(void)
{
at91_ioremap_ramc(0, AT91SAM9RL_BASE_SDRAMC, 512);
at91sam926x_ioremap_pit(AT91SAM9RL_BASE_PIT);
at91sam9_ioremap_smc(0, AT91SAM9RL_BASE_SMC);
at91_ioremap_matrix(AT91SAM9RL_BASE_MATRIX);
at91_pm_set_standby(at91sam9_sdram_standby);
}
static void __init at91sam9rl_initialize(void) static void __init at91sam9rl_initialize(void)
{ {
arm_pm_idle = at91sam9_idle; arm_pm_idle = at91sam9_idle;
at91_sysirq_mask_rtc(AT91SAM9RL_BASE_RTC); at91_sysirq_mask_rtc(AT91SAM9RL_BASE_RTC);
at91_sysirq_mask_rtt(AT91SAM9RL_BASE_RTT); at91_sysirq_mask_rtt(AT91SAM9RL_BASE_RTT);
/* Register GPIO subsystem */
at91_gpio_init(at91sam9rl_gpio, 4);
}
static struct resource rstc_resources[] = {
[0] = {
.start = AT91SAM9RL_BASE_RSTC,
.end = AT91SAM9RL_BASE_RSTC + SZ_16 - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = AT91SAM9RL_BASE_SDRAMC,
.end = AT91SAM9RL_BASE_SDRAMC + SZ_512 - 1,
.flags = IORESOURCE_MEM,
},
};
static struct platform_device rstc_device = {
.name = "at91-sam9260-reset",
.resource = rstc_resources,
.num_resources = ARRAY_SIZE(rstc_resources),
};
static struct resource shdwc_resources[] = {
[0] = {
.start = AT91SAM9RL_BASE_SHDWC,
.end = AT91SAM9RL_BASE_SHDWC + SZ_16 - 1,
.flags = IORESOURCE_MEM,
},
};
static struct platform_device shdwc_device = {
.name = "at91-poweroff",
.resource = shdwc_resources,
.num_resources = ARRAY_SIZE(shdwc_resources),
};
static void __init at91sam9rl_register_devices(void)
{
platform_device_register(&rstc_device);
platform_device_register(&shdwc_device);
} }
/* --------------------------------------------------------------------
* Interrupt initialization
* -------------------------------------------------------------------- */
/*
* The default interrupt priority levels (0 = lowest, 7 = highest).
*/
static unsigned int at91sam9rl_default_irq_priority[NR_AIC_IRQS] __initdata = {
7, /* Advanced Interrupt Controller */
7, /* System Peripherals */
1, /* Parallel IO Controller A */
1, /* Parallel IO Controller B */
1, /* Parallel IO Controller C */
1, /* Parallel IO Controller D */
5, /* USART 0 */
5, /* USART 1 */
5, /* USART 2 */
5, /* USART 3 */
0, /* Multimedia Card Interface */
6, /* Two-Wire Interface 0 */
6, /* Two-Wire Interface 1 */
5, /* Serial Peripheral Interface */
4, /* Serial Synchronous Controller 0 */
4, /* Serial Synchronous Controller 1 */
0, /* Timer Counter 0 */
0, /* Timer Counter 1 */
0, /* Timer Counter 2 */
0,
0, /* Touch Screen Controller */
0, /* DMA Controller */
2, /* USB Device High speed port */
2, /* LCD Controller */
6, /* AC97 Controller */
0,
0,
0,
0,
0,
0,
0, /* Advanced Interrupt Controller */
};
static void __init at91sam9rl_init_time(void) static void __init at91sam9rl_init_time(void)
{ {
at91sam926x_pit_init(NR_IRQS_LEGACY + AT91_ID_SYS); at91sam926x_pit_init(NR_IRQS_LEGACY + AT91_ID_SYS);
...@@ -417,13 +53,6 @@ static void __init at91sam9rl_init_time(void) ...@@ -417,13 +53,6 @@ static void __init at91sam9rl_init_time(void)
AT91_SOC_START(at91sam9rl) AT91_SOC_START(at91sam9rl)
.map_io = at91sam9rl_map_io, .map_io = at91sam9rl_map_io,
.default_irq_priority = at91sam9rl_default_irq_priority,
.extern_irq = (1 << AT91SAM9RL_ID_IRQ0),
.ioremap_registers = at91sam9rl_ioremap_registers,
#if defined(CONFIG_OLD_CLK_AT91)
.register_clocks = at91sam9rl_register_clocks,
#endif
.register_devices = at91sam9rl_register_devices,
.init = at91sam9rl_initialize, .init = at91sam9rl_initialize,
.init_time = at91sam9rl_init_time, .init_time = at91sam9rl_init_time,
AT91_SOC_END AT91_SOC_END
arch/arm/mach-at91/at91sam9rl_devices.c 已删除 100644 → 0
浏览文件 @ 4bf7753b
/*
* Copyright (C) 2007 Atmel Corporation
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file COPYING in the main directory of this archive for
* more details.
*/
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <linux/dma-mapping.h>
#include <linux/gpio.h>
#include <linux/platform_device.h>
#include <linux/i2c-gpio.h>
#include <linux/fb.h>
#include <video/atmel_lcdc.h>
#include <mach/at91sam9rl.h>
#include <mach/at91sam9rl_matrix.h>
#include <mach/at91_matrix.h>
#include <mach/at91sam9_smc.h>
#include <mach/hardware.h>
#include <linux/platform_data/dma-atmel.h>
#include <linux/platform_data/at91_adc.h>
#include "board.h"
#include "generic.h"
#include "gpio.h"
/* --------------------------------------------------------------------
* HDMAC - AHB DMA Controller
* -------------------------------------------------------------------- */
#if defined(CONFIG_AT_HDMAC) || defined(CONFIG_AT_HDMAC_MODULE)
static u64 hdmac_dmamask = DMA_BIT_MASK(32);
static struct resource hdmac_resources[] = {
[0] = {
.start = AT91SAM9RL_BASE_DMA,
.end = AT91SAM9RL_BASE_DMA + SZ_512 - 1,
.flags = IORESOURCE_MEM,
},
[2] = {
.start = NR_IRQS_LEGACY + AT91SAM9RL_ID_DMA,
.end = NR_IRQS_LEGACY + AT91SAM9RL_ID_DMA,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device at_hdmac_device = {
.name = "at91sam9rl_dma",
.id = -1,
.dev = {
.dma_mask = &hdmac_dmamask,
.coherent_dma_mask = DMA_BIT_MASK(32),
},
.resource = hdmac_resources,
.num_resources = ARRAY_SIZE(hdmac_resources),
};
void __init at91_add_device_hdmac(void)
{
platform_device_register(&at_hdmac_device);
}
#else
void __init at91_add_device_hdmac(void) {}
#endif
/* --------------------------------------------------------------------
* USB HS Device (Gadget)
* -------------------------------------------------------------------- */
#if defined(CONFIG_USB_ATMEL_USBA) || defined(CONFIG_USB_ATMEL_USBA_MODULE)
static struct resource usba_udc_resources[] = {
[0] = {
.start = AT91SAM9RL_UDPHS_FIFO,
.end = AT91SAM9RL_UDPHS_FIFO + SZ_512K - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = AT91SAM9RL_BASE_UDPHS,
.end = AT91SAM9RL_BASE_UDPHS + SZ_1K - 1,
.flags = IORESOURCE_MEM,
},
[2] = {
.start = NR_IRQS_LEGACY + AT91SAM9RL_ID_UDPHS,
.end = NR_IRQS_LEGACY + AT91SAM9RL_ID_UDPHS,
.flags = IORESOURCE_IRQ,
},
};
#define EP(nam, idx, maxpkt, maxbk, dma, isoc) \
[idx] = { \
.name = nam, \
.index = idx, \
.fifo_size = maxpkt, \
.nr_banks = maxbk, \
.can_dma = dma, \
.can_isoc = isoc, \
}
static struct usba_ep_data usba_udc_ep[] __initdata = {
EP("ep0", 0, 64, 1, 0, 0),
EP("ep1", 1, 1024, 2, 1, 1),
EP("ep2", 2, 1024, 2, 1, 1),
EP("ep3", 3, 1024, 3, 1, 0),
EP("ep4", 4, 1024, 3, 1, 0),
EP("ep5", 5, 1024, 3, 1, 1),
EP("ep6", 6, 1024, 3, 1, 1),
};
#undef EP
/*
* pdata doesn't have room for any endpoints, so we need to
* append room for the ones we need right after it.
*/
static struct {
struct usba_platform_data pdata;
struct usba_ep_data ep[7];
} usba_udc_data;
static struct platform_device at91_usba_udc_device = {
.name = "atmel_usba_udc",
.id = -1,
.dev = {
.platform_data = &usba_udc_data.pdata,
},
.resource = usba_udc_resources,
.num_resources = ARRAY_SIZE(usba_udc_resources),
};
void __init at91_add_device_usba(struct usba_platform_data *data)
{
/*
* Invalid pins are 0 on AT91, but the usba driver is shared
* with AVR32, which use negative values instead. Once/if
* gpio_is_valid() is ported to AT91, revisit this code.
*/
usba_udc_data.pdata.vbus_pin = -EINVAL;
usba_udc_data.pdata.num_ep = ARRAY_SIZE(usba_udc_ep);
memcpy(usba_udc_data.ep, usba_udc_ep, sizeof(usba_udc_ep));
if (data && gpio_is_valid(data->vbus_pin)) {
at91_set_gpio_input(data->vbus_pin, 0);
at91_set_deglitch(data->vbus_pin, 1);
usba_udc_data.pdata.vbus_pin = data->vbus_pin;
}
/* Pullup pin is handled internally by USB device peripheral */
platform_device_register(&at91_usba_udc_device);
}
#else
void __init at91_add_device_usba(struct usba_platform_data *data) {}
#endif
/* --------------------------------------------------------------------
* MMC / SD
* -------------------------------------------------------------------- */
#if IS_ENABLED(CONFIG_MMC_ATMELMCI)
static u64 mmc_dmamask = DMA_BIT_MASK(32);
static struct mci_platform_data mmc_data;
static struct resource mmc_resources[] = {
[0] = {
.start = AT91SAM9RL_BASE_MCI,
.end = AT91SAM9RL_BASE_MCI + SZ_16K - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = NR_IRQS_LEGACY + AT91SAM9RL_ID_MCI,
.end = NR_IRQS_LEGACY + AT91SAM9RL_ID_MCI,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device at91sam9rl_mmc_device = {
.name = "atmel_mci",
.id = -1,
.dev = {
.dma_mask = &mmc_dmamask,
.coherent_dma_mask = DMA_BIT_MASK(32),
.platform_data = &mmc_data,
},
.resource = mmc_resources,
.num_resources = ARRAY_SIZE(mmc_resources),
};
void __init at91_add_device_mci(short mmc_id, struct mci_platform_data *data)
{
if (!data)
return;
if (data->slot[0].bus_width) {
/* input/irq */
if (gpio_is_valid(data->slot[0].detect_pin)) {
at91_set_gpio_input(data->slot[0].detect_pin, 1);
at91_set_deglitch(data->slot[0].detect_pin, 1);
}
if (gpio_is_valid(data->slot[0].wp_pin))
at91_set_gpio_input(data->slot[0].wp_pin, 1);
/* CLK */
at91_set_A_periph(AT91_PIN_PA2, 0);
/* CMD */
at91_set_A_periph(AT91_PIN_PA1, 1);
/* DAT0, maybe DAT1..DAT3 */
at91_set_A_periph(AT91_PIN_PA0, 1);
if (data->slot[0].bus_width == 4) {
at91_set_A_periph(AT91_PIN_PA3, 1);
at91_set_A_periph(AT91_PIN_PA4, 1);
at91_set_A_periph(AT91_PIN_PA5, 1);
}
mmc_data = *data;
platform_device_register(&at91sam9rl_mmc_device);
}
}
#else
void __init at91_add_device_mci(short mmc_id, struct mci_platform_data *data) {}
#endif
/* --------------------------------------------------------------------
* NAND / SmartMedia
* -------------------------------------------------------------------- */
#if defined(CONFIG_MTD_NAND_ATMEL) || defined(CONFIG_MTD_NAND_ATMEL_MODULE)
static struct atmel_nand_data nand_data;
#define NAND_BASE AT91_CHIPSELECT_3
static struct resource nand_resources[] = {
[0] = {
.start = NAND_BASE,
.end = NAND_BASE + SZ_256M - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = AT91SAM9RL_BASE_ECC,
.end = AT91SAM9RL_BASE_ECC + SZ_512 - 1,
.flags = IORESOURCE_MEM,
}
};
static struct platform_device atmel_nand_device = {
.name = "atmel_nand",
.id = -1,
.dev = {
.platform_data = &nand_data,
},
.resource = nand_resources,
.num_resources = ARRAY_SIZE(nand_resources),
};
void __init at91_add_device_nand(struct atmel_nand_data *data)
{
unsigned long csa;
if (!data)
return;
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))
at91_set_gpio_output(data->enable_pin, 1);
/* ready/busy pin */
if (gpio_is_valid(data->rdy_pin))
at91_set_gpio_input(data->rdy_pin, 1);
/* card detect pin */
if (gpio_is_valid(data->det_pin))
at91_set_gpio_input(data->det_pin, 1);
at91_set_A_periph(AT91_PIN_PB4, 0); /* NANDOE */
at91_set_A_periph(AT91_PIN_PB5, 0); /* NANDWE */
nand_data = *data;
platform_device_register(&atmel_nand_device);
}
#else
void __init at91_add_device_nand(struct atmel_nand_data *data) {}
#endif
/* --------------------------------------------------------------------
* TWI (i2c)
* -------------------------------------------------------------------- */
/*
* Prefer the GPIO code since the TWI controller isn't robust
* (gets overruns and underruns under load) and can only issue
* repeated STARTs in one scenario (the driver doesn't yet handle them).
*/
#if defined(CONFIG_I2C_GPIO) || defined(CONFIG_I2C_GPIO_MODULE)
static struct i2c_gpio_platform_data pdata = {
.sda_pin = AT91_PIN_PA23,
.sda_is_open_drain = 1,
.scl_pin = AT91_PIN_PA24,
.scl_is_open_drain = 1,
.udelay = 2, /* ~100 kHz */
};
static struct platform_device at91sam9rl_twi_device = {
.name = "i2c-gpio",
.id = 0,
.dev.platform_data = &pdata,
};
void __init at91_add_device_i2c(struct i2c_board_info *devices, int nr_devices)
{
at91_set_GPIO_periph(AT91_PIN_PA23, 1); /* TWD (SDA) */
at91_set_multi_drive(AT91_PIN_PA23, 1);
at91_set_GPIO_periph(AT91_PIN_PA24, 1); /* TWCK (SCL) */
at91_set_multi_drive(AT91_PIN_PA24, 1);
i2c_register_board_info(0, devices, nr_devices);
platform_device_register(&at91sam9rl_twi_device);
}
#elif defined(CONFIG_I2C_AT91) || defined(CONFIG_I2C_AT91_MODULE)
static struct resource twi_resources[] = {
[0] = {
.start = AT91SAM9RL_BASE_TWI0,
.end = AT91SAM9RL_BASE_TWI0 + SZ_16K - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = NR_IRQS_LEGACY + AT91SAM9RL_ID_TWI0,
.end = NR_IRQS_LEGACY + AT91SAM9RL_ID_TWI0,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device at91sam9rl_twi_device = {
.name = "i2c-at91sam9g20",
.id = 0,
.resource = twi_resources,
.num_resources = ARRAY_SIZE(twi_resources),
};
void __init at91_add_device_i2c(struct i2c_board_info *devices, int nr_devices)
{
/* pins used for TWI interface */
at91_set_A_periph(AT91_PIN_PA23, 0); /* TWD */
at91_set_multi_drive(AT91_PIN_PA23, 1);
at91_set_A_periph(AT91_PIN_PA24, 0); /* TWCK */
at91_set_multi_drive(AT91_PIN_PA24, 1);
i2c_register_board_info(0, devices, nr_devices);
platform_device_register(&at91sam9rl_twi_device);
}
#else
void __init at91_add_device_i2c(struct i2c_board_info *devices, int nr_devices) {}
#endif
/* --------------------------------------------------------------------
* SPI
* -------------------------------------------------------------------- */
#if defined(CONFIG_SPI_ATMEL) || defined(CONFIG_SPI_ATMEL_MODULE)
static u64 spi_dmamask = DMA_BIT_MASK(32);
static struct resource spi_resources[] = {
[0] = {
.start = AT91SAM9RL_BASE_SPI,
.end = AT91SAM9RL_BASE_SPI + SZ_16K - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = NR_IRQS_LEGACY + AT91SAM9RL_ID_SPI,
.end = NR_IRQS_LEGACY + AT91SAM9RL_ID_SPI,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device at91sam9rl_spi_device = {
.name = "atmel_spi",
.id = 0,
.dev = {
.dma_mask = &spi_dmamask,
.coherent_dma_mask = DMA_BIT_MASK(32),
},
.resource = spi_resources,
.num_resources = ARRAY_SIZE(spi_resources),
};
static const unsigned spi_standard_cs[4] = { AT91_PIN_PA28, AT91_PIN_PB7, AT91_PIN_PD8, AT91_PIN_PD9 };
void __init at91_add_device_spi(struct spi_board_info *devices, int nr_devices)
{
int i;
unsigned long cs_pin;
at91_set_A_periph(AT91_PIN_PA25, 0); /* MISO */
at91_set_A_periph(AT91_PIN_PA26, 0); /* MOSI */
at91_set_A_periph(AT91_PIN_PA27, 0); /* SPCK */
/* Enable SPI chip-selects */
for (i = 0; i < nr_devices; i++) {
if (devices[i].controller_data)
cs_pin = (unsigned long) devices[i].controller_data;
else
cs_pin = spi_standard_cs[devices[i].chip_select];
if (!gpio_is_valid(cs_pin))
continue;
/* enable chip-select pin */
at91_set_gpio_output(cs_pin, 1);
/* pass chip-select pin to driver */
devices[i].controller_data = (void *) cs_pin;
}
spi_register_board_info(devices, nr_devices);
platform_device_register(&at91sam9rl_spi_device);
}
#else
void __init at91_add_device_spi(struct spi_board_info *devices, int nr_devices) {}
#endif
/* --------------------------------------------------------------------
* AC97
* -------------------------------------------------------------------- */
#if defined(CONFIG_SND_ATMEL_AC97C) || defined(CONFIG_SND_ATMEL_AC97C_MODULE)
static u64 ac97_dmamask = DMA_BIT_MASK(32);
static struct ac97c_platform_data ac97_data;
static struct resource ac97_resources[] = {
[0] = {
.start = AT91SAM9RL_BASE_AC97C,
.end = AT91SAM9RL_BASE_AC97C + SZ_16K - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = NR_IRQS_LEGACY + AT91SAM9RL_ID_AC97C,
.end = NR_IRQS_LEGACY + AT91SAM9RL_ID_AC97C,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device at91sam9rl_ac97_device = {
.name = "atmel_ac97c",
.id = 0,
.dev = {
.dma_mask = &ac97_dmamask,
.coherent_dma_mask = DMA_BIT_MASK(32),
.platform_data = &ac97_data,
},
.resource = ac97_resources,
.num_resources = ARRAY_SIZE(ac97_resources),
};
void __init at91_add_device_ac97(struct ac97c_platform_data *data)
{
if (!data)
return;
at91_set_A_periph(AT91_PIN_PD1, 0); /* AC97FS */
at91_set_A_periph(AT91_PIN_PD2, 0); /* AC97CK */
at91_set_A_periph(AT91_PIN_PD3, 0); /* AC97TX */
at91_set_A_periph(AT91_PIN_PD4, 0); /* AC97RX */
/* reset */
if (gpio_is_valid(data->reset_pin))
at91_set_gpio_output(data->reset_pin, 0);
ac97_data = *data;
platform_device_register(&at91sam9rl_ac97_device);
}
#else
void __init at91_add_device_ac97(struct ac97c_platform_data *data) {}
#endif
/* --------------------------------------------------------------------
* LCD Controller
* -------------------------------------------------------------------- */
#if defined(CONFIG_FB_ATMEL) || defined(CONFIG_FB_ATMEL_MODULE)
static u64 lcdc_dmamask = DMA_BIT_MASK(32);
static struct atmel_lcdfb_pdata lcdc_data;
static struct resource lcdc_resources[] = {
[0] = {
.start = AT91SAM9RL_LCDC_BASE,
.end = AT91SAM9RL_LCDC_BASE + SZ_4K - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = NR_IRQS_LEGACY + AT91SAM9RL_ID_LCDC,
.end = NR_IRQS_LEGACY + AT91SAM9RL_ID_LCDC,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device at91_lcdc_device = {
.name = "at91sam9rl-lcdfb",
.id = 0,
.dev = {
.dma_mask = &lcdc_dmamask,
.coherent_dma_mask = DMA_BIT_MASK(32),
.platform_data = &lcdc_data,
},
.resource = lcdc_resources,
.num_resources = ARRAY_SIZE(lcdc_resources),
};
void __init at91_add_device_lcdc(struct atmel_lcdfb_pdata *data)
{
if (!data) {
return;
}
at91_set_B_periph(AT91_PIN_PC1, 0); /* LCDPWR */
at91_set_A_periph(AT91_PIN_PC5, 0); /* LCDHSYNC */
at91_set_A_periph(AT91_PIN_PC6, 0); /* LCDDOTCK */
at91_set_A_periph(AT91_PIN_PC7, 0); /* LCDDEN */
at91_set_A_periph(AT91_PIN_PC3, 0); /* LCDCC */
at91_set_B_periph(AT91_PIN_PC9, 0); /* LCDD3 */
at91_set_B_periph(AT91_PIN_PC10, 0); /* LCDD4 */
at91_set_B_periph(AT91_PIN_PC11, 0); /* LCDD5 */
at91_set_B_periph(AT91_PIN_PC12, 0); /* LCDD6 */
at91_set_B_periph(AT91_PIN_PC13, 0); /* LCDD7 */
at91_set_B_periph(AT91_PIN_PC15, 0); /* LCDD11 */
at91_set_B_periph(AT91_PIN_PC16, 0); /* LCDD12 */
at91_set_B_periph(AT91_PIN_PC17, 0); /* LCDD13 */
at91_set_B_periph(AT91_PIN_PC18, 0); /* LCDD14 */
at91_set_B_periph(AT91_PIN_PC19, 0); /* LCDD15 */
at91_set_B_periph(AT91_PIN_PC20, 0); /* LCDD18 */
at91_set_B_periph(AT91_PIN_PC21, 0); /* LCDD19 */
at91_set_B_periph(AT91_PIN_PC22, 0); /* LCDD20 */
at91_set_B_periph(AT91_PIN_PC23, 0); /* LCDD21 */
at91_set_B_periph(AT91_PIN_PC24, 0); /* LCDD22 */
at91_set_B_periph(AT91_PIN_PC25, 0); /* LCDD23 */
lcdc_data = *data;
platform_device_register(&at91_lcdc_device);
}
#else
void __init at91_add_device_lcdc(struct atmel_lcdfb_pdata *data) {}
#endif
/* --------------------------------------------------------------------
* Timer/Counter block
* -------------------------------------------------------------------- */
#ifdef CONFIG_ATMEL_TCLIB
static struct resource tcb_resources[] = {
[0] = {
.start = AT91SAM9RL_BASE_TCB0,
.end = AT91SAM9RL_BASE_TCB0 + SZ_16K - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = NR_IRQS_LEGACY + AT91SAM9RL_ID_TC0,
.end = NR_IRQS_LEGACY + AT91SAM9RL_ID_TC0,
.flags = IORESOURCE_IRQ,
},
[2] = {
.start = NR_IRQS_LEGACY + AT91SAM9RL_ID_TC1,
.end = NR_IRQS_LEGACY + AT91SAM9RL_ID_TC1,
.flags = IORESOURCE_IRQ,
},
[3] = {
.start = NR_IRQS_LEGACY + AT91SAM9RL_ID_TC2,
.end = NR_IRQS_LEGACY + AT91SAM9RL_ID_TC2,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device at91sam9rl_tcb_device = {
.name = "atmel_tcb",
.id = 0,
.resource = tcb_resources,
.num_resources = ARRAY_SIZE(tcb_resources),
};
static void __init at91_add_device_tc(void)
{
platform_device_register(&at91sam9rl_tcb_device);
}
#else
static void __init at91_add_device_tc(void) { }
#endif
/* --------------------------------------------------------------------
* ADC and Touchscreen
* -------------------------------------------------------------------- */
#if IS_ENABLED(CONFIG_AT91_ADC)
static struct at91_adc_data adc_data;
static struct resource adc_resources[] = {
[0] = {
.start = AT91SAM9RL_BASE_TSC,
.end = AT91SAM9RL_BASE_TSC + SZ_16K - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = NR_IRQS_LEGACY + AT91SAM9RL_ID_TSC,
.end = NR_IRQS_LEGACY + AT91SAM9RL_ID_TSC,
.flags = IORESOURCE_IRQ,
}
};
static struct platform_device at91_adc_device = {
.name = "at91sam9rl-adc",
.id = -1,
.dev = {
.platform_data = &adc_data,
},
.resource = adc_resources,
.num_resources = ARRAY_SIZE(adc_resources),
};
static struct at91_adc_trigger at91_adc_triggers[] = {
[0] = {
.name = "external-rising",
.value = 1,
.is_external = true,
},
[1] = {
.name = "external-falling",
.value = 2,
.is_external = true,
},
[2] = {
.name = "external-any",
.value = 3,
.is_external = true,
},
[3] = {
.name = "continuous",
.value = 6,
.is_external = false,
},
};
void __init at91_add_device_adc(struct at91_adc_data *data)
{
if (!data)
return;
if (test_bit(0, &data->channels_used))
at91_set_A_periph(AT91_PIN_PA17, 0);
if (test_bit(1, &data->channels_used))
at91_set_A_periph(AT91_PIN_PA18, 0);
if (test_bit(2, &data->channels_used))
at91_set_A_periph(AT91_PIN_PA19, 0);
if (test_bit(3, &data->channels_used))
at91_set_A_periph(AT91_PIN_PA20, 0);
if (test_bit(4, &data->channels_used))
at91_set_A_periph(AT91_PIN_PD6, 0);
if (test_bit(5, &data->channels_used))
at91_set_A_periph(AT91_PIN_PD7, 0);
if (data->use_external_triggers)
at91_set_A_periph(AT91_PIN_PB15, 0);
data->startup_time = 40;
data->trigger_number = 4;
data->trigger_list = at91_adc_triggers;
adc_data = *data;
platform_device_register(&at91_adc_device);
}
#else
void __init at91_add_device_adc(struct at91_adc_data *data) {}
#endif
/* --------------------------------------------------------------------
* RTC
* -------------------------------------------------------------------- */
#if defined(CONFIG_RTC_DRV_AT91RM9200) || defined(CONFIG_RTC_DRV_AT91RM9200_MODULE)
static struct platform_device at91sam9rl_rtc_device = {
.name = "at91_rtc",
.id = -1,
.num_resources = 0,
};
static void __init at91_add_device_rtc(void)
{
platform_device_register(&at91sam9rl_rtc_device);
}
#else
static void __init at91_add_device_rtc(void) {}
#endif
/* --------------------------------------------------------------------
* RTT
* -------------------------------------------------------------------- */
static struct resource rtt_resources[] = {
{
.start = AT91SAM9RL_BASE_RTT,
.end = AT91SAM9RL_BASE_RTT + SZ_16 - 1,
.flags = IORESOURCE_MEM,
}, {
.flags = IORESOURCE_MEM,
}, {
.flags = IORESOURCE_IRQ,
}
};
static struct platform_device at91sam9rl_rtt_device = {
.name = "at91_rtt",
.id = 0,
.resource = 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 = 3;
rtt_resources[1].start = AT91SAM9RL_BASE_GPBR +
4 * CONFIG_RTC_DRV_AT91SAM9_GPBR;
rtt_resources[1].end = rtt_resources[1].start + 3;
rtt_resources[2].start = NR_IRQS_LEGACY + AT91_ID_SYS;
rtt_resources[2].end = NR_IRQS_LEGACY + AT91_ID_SYS;
}
#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);
}
/* --------------------------------------------------------------------
* Watchdog
* -------------------------------------------------------------------- */
#if defined(CONFIG_AT91SAM9X_WATCHDOG) || defined(CONFIG_AT91SAM9X_WATCHDOG_MODULE)
static struct resource wdt_resources[] = {
{
.start = AT91SAM9RL_BASE_WDT,
.end = AT91SAM9RL_BASE_WDT + SZ_16 - 1,
.flags = IORESOURCE_MEM,
}
};
static struct platform_device at91sam9rl_wdt_device = {
.name = "at91_wdt",
.id = -1,
.resource = wdt_resources,
.num_resources = ARRAY_SIZE(wdt_resources),
};
static void __init at91_add_device_watchdog(void)
{
platform_device_register(&at91sam9rl_wdt_device);
}
#else
static void __init at91_add_device_watchdog(void) {}
#endif
/* --------------------------------------------------------------------
* PWM
* --------------------------------------------------------------------*/
#if IS_ENABLED(CONFIG_PWM_ATMEL)
static struct resource pwm_resources[] = {
[0] = {
.start = AT91SAM9RL_BASE_PWMC,
.end = AT91SAM9RL_BASE_PWMC + SZ_16K - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = NR_IRQS_LEGACY + AT91SAM9RL_ID_PWMC,
.end = NR_IRQS_LEGACY + AT91SAM9RL_ID_PWMC,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device at91sam9rl_pwm0_device = {
.name = "at91sam9rl-pwm",
.id = -1,
.resource = pwm_resources,
.num_resources = ARRAY_SIZE(pwm_resources),
};
void __init at91_add_device_pwm(u32 mask)
{
if (mask & (1 << AT91_PWM0))
at91_set_B_periph(AT91_PIN_PB8, 1); /* enable PWM0 */
if (mask & (1 << AT91_PWM1))
at91_set_B_periph(AT91_PIN_PB9, 1); /* enable PWM1 */
if (mask & (1 << AT91_PWM2))
at91_set_B_periph(AT91_PIN_PD5, 1); /* enable PWM2 */
if (mask & (1 << AT91_PWM3))
at91_set_B_periph(AT91_PIN_PD8, 1); /* enable PWM3 */
platform_device_register(&at91sam9rl_pwm0_device);
}
#else
void __init at91_add_device_pwm(u32 mask) {}
#endif
/* --------------------------------------------------------------------
* SSC -- Synchronous Serial Controller
* -------------------------------------------------------------------- */
#if defined(CONFIG_ATMEL_SSC) || defined(CONFIG_ATMEL_SSC_MODULE)
static u64 ssc0_dmamask = DMA_BIT_MASK(32);
static struct resource ssc0_resources[] = {
[0] = {
.start = AT91SAM9RL_BASE_SSC0,
.end = AT91SAM9RL_BASE_SSC0 + SZ_16K - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = NR_IRQS_LEGACY + AT91SAM9RL_ID_SSC0,
.end = NR_IRQS_LEGACY + AT91SAM9RL_ID_SSC0,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device at91sam9rl_ssc0_device = {
.name = "at91rm9200_ssc",
.id = 0,
.dev = {
.dma_mask = &ssc0_dmamask,
.coherent_dma_mask = DMA_BIT_MASK(32),
},
.resource = ssc0_resources,
.num_resources = ARRAY_SIZE(ssc0_resources),
};
static inline void configure_ssc0_pins(unsigned pins)
{
if (pins & ATMEL_SSC_TF)
at91_set_A_periph(AT91_PIN_PC0, 1);
if (pins & ATMEL_SSC_TK)
at91_set_A_periph(AT91_PIN_PC1, 1);
if (pins & ATMEL_SSC_TD)
at91_set_A_periph(AT91_PIN_PA15, 1);
if (pins & ATMEL_SSC_RD)
at91_set_A_periph(AT91_PIN_PA16, 1);
if (pins & ATMEL_SSC_RK)
at91_set_B_periph(AT91_PIN_PA10, 1);
if (pins & ATMEL_SSC_RF)
at91_set_B_periph(AT91_PIN_PA22, 1);
}
static u64 ssc1_dmamask = DMA_BIT_MASK(32);
static struct resource ssc1_resources[] = {
[0] = {
.start = AT91SAM9RL_BASE_SSC1,
.end = AT91SAM9RL_BASE_SSC1 + SZ_16K - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = NR_IRQS_LEGACY + AT91SAM9RL_ID_SSC1,
.end = NR_IRQS_LEGACY + AT91SAM9RL_ID_SSC1,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device at91sam9rl_ssc1_device = {
.name = "at91rm9200_ssc",
.id = 1,
.dev = {
.dma_mask = &ssc1_dmamask,
.coherent_dma_mask = DMA_BIT_MASK(32),
},
.resource = ssc1_resources,
.num_resources = ARRAY_SIZE(ssc1_resources),
};
static inline void configure_ssc1_pins(unsigned pins)
{
if (pins & ATMEL_SSC_TF)
at91_set_B_periph(AT91_PIN_PA29, 1);
if (pins & ATMEL_SSC_TK)
at91_set_B_periph(AT91_PIN_PA30, 1);
if (pins & ATMEL_SSC_TD)
at91_set_B_periph(AT91_PIN_PA13, 1);
if (pins & ATMEL_SSC_RD)
at91_set_B_periph(AT91_PIN_PA14, 1);
if (pins & ATMEL_SSC_RK)
at91_set_B_periph(AT91_PIN_PA9, 1);
if (pins & ATMEL_SSC_RF)
at91_set_B_periph(AT91_PIN_PA8, 1);
}
/*
* SSC controllers are accessed through library code, instead of any
* kind of all-singing/all-dancing driver. For example one could be
* used by a particular I2S audio codec's driver, while another one
* on the same system might be used by a custom data capture driver.
*/
void __init at91_add_device_ssc(unsigned id, unsigned pins)
{
struct platform_device *pdev;
/*
* NOTE: caller is responsible for passing information matching
* "pins" to whatever will be using each particular controller.
*/
switch (id) {
case AT91SAM9RL_ID_SSC0:
pdev = &at91sam9rl_ssc0_device;
configure_ssc0_pins(pins);
break;
case AT91SAM9RL_ID_SSC1:
pdev = &at91sam9rl_ssc1_device;
configure_ssc1_pins(pins);
break;
default:
return;
}
platform_device_register(pdev);
}
#else
void __init at91_add_device_ssc(unsigned id, unsigned pins) {}
#endif
/* --------------------------------------------------------------------
* UART
* -------------------------------------------------------------------- */
#if defined(CONFIG_SERIAL_ATMEL)
static struct resource dbgu_resources[] = {
[0] = {
.start = AT91SAM9RL_BASE_DBGU,
.end = AT91SAM9RL_BASE_DBGU + SZ_512 - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = NR_IRQS_LEGACY + AT91_ID_SYS,
.end = NR_IRQS_LEGACY + AT91_ID_SYS,
.flags = IORESOURCE_IRQ,
},
};
static struct atmel_uart_data dbgu_data = {
.use_dma_tx = 0,
.use_dma_rx = 0, /* DBGU not capable of receive DMA */
};
static u64 dbgu_dmamask = DMA_BIT_MASK(32);
static struct platform_device at91sam9rl_dbgu_device = {
.name = "atmel_usart",
.id = 0,
.dev = {
.dma_mask = &dbgu_dmamask,
.coherent_dma_mask = DMA_BIT_MASK(32),
.platform_data = &dbgu_data,
},
.resource = dbgu_resources,
.num_resources = ARRAY_SIZE(dbgu_resources),
};
static inline void configure_dbgu_pins(void)
{
at91_set_A_periph(AT91_PIN_PA21, 0); /* DRXD */
at91_set_A_periph(AT91_PIN_PA22, 1); /* DTXD */
}
static struct resource uart0_resources[] = {
[0] = {
.start = AT91SAM9RL_BASE_US0,
.end = AT91SAM9RL_BASE_US0 + SZ_16K - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = NR_IRQS_LEGACY + AT91SAM9RL_ID_US0,
.end = NR_IRQS_LEGACY + AT91SAM9RL_ID_US0,
.flags = IORESOURCE_IRQ,
},
};
static struct atmel_uart_data uart0_data = {
.use_dma_tx = 1,
.use_dma_rx = 1,
};
static u64 uart0_dmamask = DMA_BIT_MASK(32);
static struct platform_device at91sam9rl_uart0_device = {
.name = "atmel_usart",
.id = 1,
.dev = {
.dma_mask = &uart0_dmamask,
.coherent_dma_mask = DMA_BIT_MASK(32),
.platform_data = &uart0_data,
},
.resource = uart0_resources,
.num_resources = ARRAY_SIZE(uart0_resources),
};
static inline void configure_usart0_pins(unsigned pins)
{
at91_set_A_periph(AT91_PIN_PA6, 1); /* TXD0 */
at91_set_A_periph(AT91_PIN_PA7, 0); /* RXD0 */
if (pins & ATMEL_UART_RTS)
at91_set_A_periph(AT91_PIN_PA9, 0); /* RTS0 */
if (pins & ATMEL_UART_CTS)
at91_set_A_periph(AT91_PIN_PA10, 0); /* CTS0 */
if (pins & ATMEL_UART_DSR)
at91_set_A_periph(AT91_PIN_PD14, 0); /* DSR0 */
if (pins & ATMEL_UART_DTR)
at91_set_A_periph(AT91_PIN_PD15, 0); /* DTR0 */
if (pins & ATMEL_UART_DCD)
at91_set_A_periph(AT91_PIN_PD16, 0); /* DCD0 */
if (pins & ATMEL_UART_RI)
at91_set_A_periph(AT91_PIN_PD17, 0); /* RI0 */
}
static struct resource uart1_resources[] = {
[0] = {
.start = AT91SAM9RL_BASE_US1,
.end = AT91SAM9RL_BASE_US1 + SZ_16K - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = NR_IRQS_LEGACY + AT91SAM9RL_ID_US1,
.end = NR_IRQS_LEGACY + AT91SAM9RL_ID_US1,
.flags = IORESOURCE_IRQ,
},
};
static struct atmel_uart_data uart1_data = {
.use_dma_tx = 1,
.use_dma_rx = 1,
};
static u64 uart1_dmamask = DMA_BIT_MASK(32);
static struct platform_device at91sam9rl_uart1_device = {
.name = "atmel_usart",
.id = 2,
.dev = {
.dma_mask = &uart1_dmamask,
.coherent_dma_mask = DMA_BIT_MASK(32),
.platform_data = &uart1_data,
},
.resource = uart1_resources,
.num_resources = ARRAY_SIZE(uart1_resources),
};
static inline void configure_usart1_pins(unsigned pins)
{
at91_set_A_periph(AT91_PIN_PA11, 1); /* TXD1 */
at91_set_A_periph(AT91_PIN_PA12, 0); /* RXD1 */
if (pins & ATMEL_UART_RTS)
at91_set_B_periph(AT91_PIN_PA18, 0); /* RTS1 */
if (pins & ATMEL_UART_CTS)
at91_set_B_periph(AT91_PIN_PA19, 0); /* CTS1 */
}
static struct resource uart2_resources[] = {
[0] = {
.start = AT91SAM9RL_BASE_US2,
.end = AT91SAM9RL_BASE_US2 + SZ_16K - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = NR_IRQS_LEGACY + AT91SAM9RL_ID_US2,
.end = NR_IRQS_LEGACY + AT91SAM9RL_ID_US2,
.flags = IORESOURCE_IRQ,
},
};
static struct atmel_uart_data uart2_data = {
.use_dma_tx = 1,
.use_dma_rx = 1,
};
static u64 uart2_dmamask = DMA_BIT_MASK(32);
static struct platform_device at91sam9rl_uart2_device = {
.name = "atmel_usart",
.id = 3,
.dev = {
.dma_mask = &uart2_dmamask,
.coherent_dma_mask = DMA_BIT_MASK(32),
.platform_data = &uart2_data,
},
.resource = uart2_resources,
.num_resources = ARRAY_SIZE(uart2_resources),
};
static inline void configure_usart2_pins(unsigned pins)
{
at91_set_A_periph(AT91_PIN_PA13, 1); /* TXD2 */
at91_set_A_periph(AT91_PIN_PA14, 0); /* RXD2 */
if (pins & ATMEL_UART_RTS)
at91_set_A_periph(AT91_PIN_PA29, 0); /* RTS2 */
if (pins & ATMEL_UART_CTS)
at91_set_A_periph(AT91_PIN_PA30, 0); /* CTS2 */
}
static struct resource uart3_resources[] = {
[0] = {
.start = AT91SAM9RL_BASE_US3,
.end = AT91SAM9RL_BASE_US3 + SZ_16K - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = NR_IRQS_LEGACY + AT91SAM9RL_ID_US3,
.end = NR_IRQS_LEGACY + AT91SAM9RL_ID_US3,
.flags = IORESOURCE_IRQ,
},
};
static struct atmel_uart_data uart3_data = {
.use_dma_tx = 1,
.use_dma_rx = 1,
};
static u64 uart3_dmamask = DMA_BIT_MASK(32);
static struct platform_device at91sam9rl_uart3_device = {
.name = "atmel_usart",
.id = 4,
.dev = {
.dma_mask = &uart3_dmamask,
.coherent_dma_mask = DMA_BIT_MASK(32),
.platform_data = &uart3_data,
},
.resource = uart3_resources,
.num_resources = ARRAY_SIZE(uart3_resources),
};
static inline void configure_usart3_pins(unsigned pins)
{
at91_set_A_periph(AT91_PIN_PB0, 1); /* TXD3 */
at91_set_A_periph(AT91_PIN_PB1, 0); /* RXD3 */
if (pins & ATMEL_UART_RTS)
at91_set_B_periph(AT91_PIN_PD4, 0); /* RTS3 */
if (pins & ATMEL_UART_CTS)
at91_set_B_periph(AT91_PIN_PD3, 0); /* CTS3 */
}
static struct platform_device *__initdata at91_uarts[ATMEL_MAX_UART]; /* the UARTs to use */
void __init at91_register_uart(unsigned id, unsigned portnr, unsigned pins)
{
struct platform_device *pdev;
struct atmel_uart_data *pdata;
switch (id) {
case 0: /* DBGU */
pdev = &at91sam9rl_dbgu_device;
configure_dbgu_pins();
break;
case AT91SAM9RL_ID_US0:
pdev = &at91sam9rl_uart0_device;
configure_usart0_pins(pins);
break;
case AT91SAM9RL_ID_US1:
pdev = &at91sam9rl_uart1_device;
configure_usart1_pins(pins);
break;
case AT91SAM9RL_ID_US2:
pdev = &at91sam9rl_uart2_device;
configure_usart2_pins(pins);
break;
case AT91SAM9RL_ID_US3:
pdev = &at91sam9rl_uart3_device;
configure_usart3_pins(pins);
break;
default:
return;
}
pdata = pdev->dev.platform_data;
pdata->num = portnr; /* update to mapped ID */
if (portnr < ATMEL_MAX_UART)
at91_uarts[portnr] = pdev;
}
void __init at91_add_device_serial(void)
{
int i;
for (i = 0; i < ATMEL_MAX_UART; i++) {
if (at91_uarts[i])
platform_device_register(at91_uarts[i]);
}
}
#else
void __init at91_register_uart(unsigned id, unsigned portnr, unsigned pins) {}
void __init at91_add_device_serial(void) {}
#endif
/* -------------------------------------------------------------------- */
/*
* These devices are always present and don't need any board-specific
* setup.
*/
static int __init at91_add_standard_devices(void)
{
at91_add_device_hdmac();
at91_add_device_rtc();
at91_add_device_rtt();
at91_add_device_watchdog();
at91_add_device_tc();
return 0;
}
arch_initcall(at91_add_standard_devices);
arch/arm/mach-at91/board-sam9rlek.c 已删除 100644 → 0
浏览文件 @ 4bf7753b
/*
* Copyright (C) 2005 SAN People
* Copyright (C) 2007 Atmel Corporation
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file COPYING in the main directory of this archive for
* more details.
*/
#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/fb.h>
#include <linux/clk.h>
#include <linux/input.h>
#include <linux/gpio_keys.h>
#include <linux/platform_data/at91_adc.h>
#include <video/atmel_lcdc.h>
#include <asm/setup.h>
#include <asm/mach-types.h>
#include <asm/irq.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <asm/mach/irq.h>
#include <mach/hardware.h>
#include <mach/at91sam9_smc.h>
#include "at91_aic.h"
#include "board.h"
#include "sam9_smc.h"
#include "generic.h"
#include "gpio.h"
static void __init ek_init_early(void)
{
/* Initialize processor: 12.000 MHz crystal */
at91_initialize(12000000);
}
/*
* USB HS Device port
*/
static struct usba_platform_data __initdata ek_usba_udc_data = {
.vbus_pin = AT91_PIN_PA8,
};
/*
* MCI (SD/MMC)
*/
static struct mci_platform_data __initdata mci0_data = {
.slot[0] = {
.bus_width = 4,
.detect_pin = AT91_PIN_PA15,
.wp_pin = -EINVAL,
},
};
/*
* NAND flash
*/
static struct mtd_partition __initdata ek_nand_partition[] = {
{
.name = "Partition 1",
.offset = 0,
.size = SZ_256K,
},
{
.name = "Partition 2",
.offset = MTDPART_OFS_NXTBLK,
.size = MTDPART_SIZ_FULL,
},
};
static struct atmel_nand_data __initdata ek_nand_data = {
.ale = 21,
.cle = 22,
.det_pin = -EINVAL,
.rdy_pin = AT91_PIN_PD17,
.enable_pin = AT91_PIN_PB6,
.ecc_mode = NAND_ECC_SOFT,
.on_flash_bbt = 1,
.parts = ek_nand_partition,
.num_parts = ARRAY_SIZE(ek_nand_partition),
};
static struct sam9_smc_config __initdata ek_nand_smc_config = {
.ncs_read_setup = 0,
.nrd_setup = 1,
.ncs_write_setup = 0,
.nwe_setup = 1,
.ncs_read_pulse = 3,
.nrd_pulse = 3,
.ncs_write_pulse = 3,
.nwe_pulse = 3,
.read_cycle = 5,
.write_cycle = 5,
.mode = AT91_SMC_READMODE | AT91_SMC_WRITEMODE | AT91_SMC_EXNWMODE_DISABLE | AT91_SMC_DBW_8,
.tdf_cycles = 2,
};
static void __init ek_add_device_nand(void)
{
/* configure chip-select 3 (NAND) */
sam9_smc_configure(0, 3, &ek_nand_smc_config);
at91_add_device_nand(&ek_nand_data);
}
/*
* SPI devices
*/
static struct spi_board_info ek_spi_devices[] = {
{ /* DataFlash chip */
.modalias = "mtd_dataflash",
.chip_select = 0,
.max_speed_hz = 15 * 1000 * 1000,
.bus_num = 0,
},
};
/*
* 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 = "TX09D50VM1CCA",
.modedb = at91_tft_vga_modes,
.modedb_len = ARRAY_SIZE(at91_tft_vga_modes),
.hfmin = 15000,
.hfmax = 64000,
.vfmin = 50,
.vfmax = 150,
};
#define AT91SAM9RL_DEFAULT_LCDCON2 (ATMEL_LCDC_MEMOR_LITTLE \
| ATMEL_LCDC_DISTYPE_TFT \
| ATMEL_LCDC_CLKMOD_ALWAYSACTIVE)
static void at91_lcdc_power_control(struct atmel_lcdfb_pdata *pdata, int on)
{
if (on)
at91_set_gpio_value(AT91_PIN_PC1, 0); /* power up */
else
at91_set_gpio_value(AT91_PIN_PC1, 1); /* power down */
}
/* Driver datas */
static struct atmel_lcdfb_pdata __initdata ek_lcdc_data = {
.lcdcon_is_backlight = true,
.default_bpp = 16,
.default_dmacon = ATMEL_LCDC_DMAEN,
.default_lcdcon2 = AT91SAM9RL_DEFAULT_LCDCON2,
.default_monspecs = &at91fb_default_monspecs,
.atmel_lcdfb_power_control = at91_lcdc_power_control,
.guard_time = 1,
.lcd_wiring_mode = ATMEL_LCDC_WIRING_RGB,
};
#else
static struct atmel_lcdfb_pdata __initdata ek_lcdc_data;
#endif
/*
* AC97
* reset_pin is not connected: NRST
*/
static struct ac97c_platform_data ek_ac97_data = {
.reset_pin = -EINVAL,
};
/*
* LEDs
*/
static struct gpio_led ek_leds[] = {
{ /* "bottom" led, green, userled1 to be defined */
.name = "ds1",
.gpio = AT91_PIN_PD15,
.active_low = 1,
.default_trigger = "none",
},
{ /* "bottom" led, green, userled2 to be defined */
.name = "ds2",
.gpio = AT91_PIN_PD16,
.active_low = 1,
.default_trigger = "none",
},
{ /* "power" led, yellow */
.name = "ds3",
.gpio = AT91_PIN_PD14,
.default_trigger = "heartbeat",
}
};
/*
* ADC + Touchscreen
*/
static struct at91_adc_data ek_adc_data = {
.channels_used = BIT(0) | BIT(1) | BIT(2) | BIT(3) | BIT(4) | BIT(5),
.use_external_triggers = true,
.vref = 3300,
.touchscreen_type = ATMEL_ADC_TOUCHSCREEN_4WIRE,
};
/*
* GPIO Buttons
*/
#if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
static struct gpio_keys_button ek_buttons[] = {
{
.gpio = AT91_PIN_PB0,
.code = BTN_2,
.desc = "Right Click",
.active_low = 1,
.wakeup = 1,
},
{
.gpio = AT91_PIN_PB1,
.code = BTN_1,
.desc = "Left Click",
.active_low = 1,
.wakeup = 1,
}
};
static struct gpio_keys_platform_data ek_button_data = {
.buttons = ek_buttons,
.nbuttons = ARRAY_SIZE(ek_buttons),
};
static struct platform_device ek_button_device = {
.name = "gpio-keys",
.id = -1,
.num_resources = 0,
.dev = {
.platform_data = &ek_button_data,
}
};
static void __init ek_add_device_buttons(void)
{
at91_set_gpio_input(AT91_PIN_PB1, 1); /* btn1 */
at91_set_deglitch(AT91_PIN_PB1, 1);
at91_set_gpio_input(AT91_PIN_PB0, 1); /* btn2 */
at91_set_deglitch(AT91_PIN_PB0, 1);
platform_device_register(&ek_button_device);
}
#else
static void __init ek_add_device_buttons(void) {}
#endif
static void __init ek_board_init(void)
{
at91_register_devices();
/* Serial */
/* DBGU on ttyS0. (Rx & Tx only) */
at91_register_uart(0, 0, 0);
/* USART0 on ttyS1. (Rx, Tx, CTS, RTS) */
at91_register_uart(AT91SAM9RL_ID_US0, 1, ATMEL_UART_CTS | ATMEL_UART_RTS);
at91_add_device_serial();
/* USB HS */
at91_add_device_usba(&ek_usba_udc_data);
/* I2C */
at91_add_device_i2c(NULL, 0);
/* NAND */
ek_add_device_nand();
/* SPI */
at91_add_device_spi(ek_spi_devices, ARRAY_SIZE(ek_spi_devices));
/* MMC */
at91_add_device_mci(0, &mci0_data);
/* LCD Controller */
at91_add_device_lcdc(&ek_lcdc_data);
/* AC97 */
at91_add_device_ac97(&ek_ac97_data);
/* Touch Screen Controller + ADC */
at91_add_device_adc(&ek_adc_data);
/* LEDs */
at91_gpio_leds(ek_leds, ARRAY_SIZE(ek_leds));
/* Push Buttons */
ek_add_device_buttons();
}
MACHINE_START(AT91SAM9RLEK, "Atmel AT91SAM9RL-EK")
/* Maintainer: Atmel */
.init_time = at91_init_time,
.map_io = at91_map_io,
.handle_irq = at91_aic_handle_irq,
.init_early = ek_init_early,
.init_irq = at91_init_irq_default,
.init_machine = ek_board_init,
MACHINE_END
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