提交 809f36c6 编写于 作者: M Manuel Lauss 提交者: Ralf Baechle

MIPS: Alchemy: Au1300 SoC support

Add basic support for the Au1300 variant(s):
- New GPIO/Interrupt controller
- DBDMA ids
- USB setup
- MMC support
- enable various PSC drivers
- detection code.
Signed-off-by: NManuel Lauss <manuel.lauss@googlemail.com>
To: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/2866/Signed-off-by: NRalf Baechle <ralf@linux-mips.org>
上级 fb469f08
......@@ -2,6 +2,10 @@
config ALCHEMY_GPIOINT_AU1000
bool
# au1300-style GPIO/INT controller
config ALCHEMY_GPIOINT_AU1300
bool
# select this in your board config if you don't want to use the gpio
# namespace as documented in the manuals. In this case however you need
# to create the necessary gpio_* functions in your board code/headers!
......
......@@ -6,9 +6,10 @@
#
obj-y += prom.o time.o clocks.o platform.o power.o setup.o \
sleeper.o dma.o dbdma.o
sleeper.o dma.o dbdma.o vss.o
obj-$(CONFIG_ALCHEMY_GPIOINT_AU1000) += irq.o
obj-$(CONFIG_ALCHEMY_GPIOINT_AU1300) += gpioint.o
# optional gpiolib support
ifeq ($(CONFIG_ALCHEMY_GPIO_INDIRECT),)
......
......@@ -148,6 +148,50 @@ static dbdev_tab_t au1200_dbdev_tab[] __initdata = {
{ DSCR_CMD0_ALWAYS, DEV_FLAGS_ANYUSE, 0, 0, 0x00000000, 0, 0 },
};
static dbdev_tab_t au1300_dbdev_tab[] __initdata = {
{ AU1300_DSCR_CMD0_UART0_TX, DEV_FLAGS_OUT, 0, 8, 0x10100004, 0, 0 },
{ AU1300_DSCR_CMD0_UART0_RX, DEV_FLAGS_IN, 0, 8, 0x10100000, 0, 0 },
{ AU1300_DSCR_CMD0_UART1_TX, DEV_FLAGS_OUT, 0, 8, 0x10101004, 0, 0 },
{ AU1300_DSCR_CMD0_UART1_RX, DEV_FLAGS_IN, 0, 8, 0x10101000, 0, 0 },
{ AU1300_DSCR_CMD0_UART2_TX, DEV_FLAGS_OUT, 0, 8, 0x10102004, 0, 0 },
{ AU1300_DSCR_CMD0_UART2_RX, DEV_FLAGS_IN, 0, 8, 0x10102000, 0, 0 },
{ AU1300_DSCR_CMD0_UART3_TX, DEV_FLAGS_OUT, 0, 8, 0x10103004, 0, 0 },
{ AU1300_DSCR_CMD0_UART3_RX, DEV_FLAGS_IN, 0, 8, 0x10103000, 0, 0 },
{ AU1300_DSCR_CMD0_SDMS_TX0, DEV_FLAGS_OUT, 4, 8, 0x10600000, 0, 0 },
{ AU1300_DSCR_CMD0_SDMS_RX0, DEV_FLAGS_IN, 4, 8, 0x10600004, 0, 0 },
{ AU1300_DSCR_CMD0_SDMS_TX1, DEV_FLAGS_OUT, 8, 8, 0x10601000, 0, 0 },
{ AU1300_DSCR_CMD0_SDMS_RX1, DEV_FLAGS_IN, 8, 8, 0x10601004, 0, 0 },
{ AU1300_DSCR_CMD0_AES_RX, DEV_FLAGS_IN , 4, 32, 0x10300008, 0, 0 },
{ AU1300_DSCR_CMD0_AES_TX, DEV_FLAGS_OUT, 4, 32, 0x10300004, 0, 0 },
{ AU1300_DSCR_CMD0_PSC0_TX, DEV_FLAGS_OUT, 0, 16, 0x10a0001c, 0, 0 },
{ AU1300_DSCR_CMD0_PSC0_RX, DEV_FLAGS_IN, 0, 16, 0x10a0001c, 0, 0 },
{ AU1300_DSCR_CMD0_PSC1_TX, DEV_FLAGS_OUT, 0, 16, 0x10a0101c, 0, 0 },
{ AU1300_DSCR_CMD0_PSC1_RX, DEV_FLAGS_IN, 0, 16, 0x10a0101c, 0, 0 },
{ AU1300_DSCR_CMD0_PSC2_TX, DEV_FLAGS_OUT, 0, 16, 0x10a0201c, 0, 0 },
{ AU1300_DSCR_CMD0_PSC2_RX, DEV_FLAGS_IN, 0, 16, 0x10a0201c, 0, 0 },
{ AU1300_DSCR_CMD0_PSC3_TX, DEV_FLAGS_OUT, 0, 16, 0x10a0301c, 0, 0 },
{ AU1300_DSCR_CMD0_PSC3_RX, DEV_FLAGS_IN, 0, 16, 0x10a0301c, 0, 0 },
{ AU1300_DSCR_CMD0_LCD, DEV_FLAGS_ANYUSE, 0, 0, 0x00000000, 0, 0 },
{ AU1300_DSCR_CMD0_NAND_FLASH, DEV_FLAGS_IN, 0, 0, 0x00000000, 0, 0 },
{ AU1300_DSCR_CMD0_SDMS_TX2, DEV_FLAGS_OUT, 4, 8, 0x10602000, 0, 0 },
{ AU1300_DSCR_CMD0_SDMS_RX2, DEV_FLAGS_IN, 4, 8, 0x10602004, 0, 0 },
{ AU1300_DSCR_CMD0_CIM_SYNC, DEV_FLAGS_ANYUSE, 0, 0, 0x00000000, 0, 0 },
{ AU1300_DSCR_CMD0_UDMA, DEV_FLAGS_ANYUSE, 0, 32, 0x14001810, 0, 0 },
{ AU1300_DSCR_CMD0_DMA_REQ0, 0, 0, 0, 0x00000000, 0, 0 },
{ AU1300_DSCR_CMD0_DMA_REQ1, 0, 0, 0, 0x00000000, 0, 0 },
{ DSCR_CMD0_THROTTLE, DEV_FLAGS_ANYUSE, 0, 0, 0x00000000, 0, 0 },
{ DSCR_CMD0_ALWAYS, DEV_FLAGS_ANYUSE, 0, 0, 0x00000000, 0, 0 },
};
/* 32 predefined plus 32 custom */
#define DBDEV_TAB_SIZE 64
......@@ -1038,6 +1082,8 @@ static int __init alchemy_dbdma_init(void)
return dbdma_setup(AU1550_DDMA_INT, au1550_dbdev_tab);
case ALCHEMY_CPU_AU1200:
return dbdma_setup(AU1200_DDMA_INT, au1200_dbdev_tab);
case ALCHEMY_CPU_AU1300:
return dbdma_setup(AU1300_DDMA_INT, au1300_dbdev_tab);
}
return 0;
}
......
/*
* gpioint.c - Au1300 GPIO+Interrupt controller (I call it "GPIC") support.
*
* Copyright (c) 2009-2011 Manuel Lauss <manuel.lauss@googlemail.com>
*
* licensed under the GPLv2.
*/
#include <linux/io.h>
#include <linux/interrupt.h>
#include <linux/module.h>
#include <linux/slab.h>
#include <linux/syscore_ops.h>
#include <linux/types.h>
#include <asm/irq_cpu.h>
#include <asm/mach-au1x00/au1000.h>
#include <asm/mach-au1x00/gpio-au1300.h>
static int au1300_gpic_settype(struct irq_data *d, unsigned int type);
/* setup for known onchip sources */
struct gpic_devint_data {
int irq; /* linux IRQ number */
int type; /* IRQ_TYPE_ */
int prio; /* irq priority, 0 highest, 3 lowest */
int internal; /* internal source (no ext. pin)? */
};
static const struct gpic_devint_data au1300_devints[] __initdata = {
/* multifunction: gpio pin or device */
{ AU1300_UART1_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0, },
{ AU1300_UART2_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0, },
{ AU1300_UART3_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0, },
{ AU1300_SD1_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0, },
{ AU1300_SD2_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0, },
{ AU1300_PSC0_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0, },
{ AU1300_PSC1_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0, },
{ AU1300_PSC2_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0, },
{ AU1300_PSC3_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0, },
{ AU1300_NAND_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0, },
/* au1300 internal */
{ AU1300_DDMA_INT, IRQ_TYPE_LEVEL_HIGH, 1, 1, },
{ AU1300_MMU_INT, IRQ_TYPE_LEVEL_HIGH, 1, 1, },
{ AU1300_MPU_INT, IRQ_TYPE_LEVEL_HIGH, 1, 1, },
{ AU1300_GPU_INT, IRQ_TYPE_LEVEL_HIGH, 1, 1, },
{ AU1300_UDMA_INT, IRQ_TYPE_LEVEL_HIGH, 1, 1, },
{ AU1300_TOY_INT, IRQ_TYPE_EDGE_RISING, 1, 1, },
{ AU1300_TOY_MATCH0_INT, IRQ_TYPE_EDGE_RISING, 1, 1, },
{ AU1300_TOY_MATCH1_INT, IRQ_TYPE_EDGE_RISING, 1, 1, },
{ AU1300_TOY_MATCH2_INT, IRQ_TYPE_EDGE_RISING, 1, 1, },
{ AU1300_RTC_INT, IRQ_TYPE_EDGE_RISING, 1, 1, },
{ AU1300_RTC_MATCH0_INT, IRQ_TYPE_EDGE_RISING, 1, 1, },
{ AU1300_RTC_MATCH1_INT, IRQ_TYPE_EDGE_RISING, 1, 1, },
{ AU1300_RTC_MATCH2_INT, IRQ_TYPE_EDGE_RISING, 0, 1, },
{ AU1300_UART0_INT, IRQ_TYPE_LEVEL_HIGH, 1, 1, },
{ AU1300_SD0_INT, IRQ_TYPE_LEVEL_HIGH, 1, 1, },
{ AU1300_USB_INT, IRQ_TYPE_LEVEL_HIGH, 1, 1, },
{ AU1300_LCD_INT, IRQ_TYPE_LEVEL_HIGH, 1, 1, },
{ AU1300_BSA_INT, IRQ_TYPE_LEVEL_HIGH, 1, 1, },
{ AU1300_MPE_INT, IRQ_TYPE_EDGE_RISING, 1, 1, },
{ AU1300_ITE_INT, IRQ_TYPE_LEVEL_HIGH, 1, 1, },
{ AU1300_AES_INT, IRQ_TYPE_LEVEL_HIGH, 1, 1, },
{ AU1300_CIM_INT, IRQ_TYPE_LEVEL_HIGH, 1, 1, },
{ -1, }, /* terminator */
};
/*
* au1300_gpic_chgcfg - change PIN configuration.
* @gpio: pin to change (0-based GPIO number from datasheet).
* @clr: clear all bits set in 'clr'.
* @set: set these bits.
*
* modifies a pins' configuration register, bits set in @clr will
* be cleared in the register, bits in @set will be set.
*/
static inline void au1300_gpic_chgcfg(unsigned int gpio,
unsigned long clr,
unsigned long set)
{
void __iomem *r = AU1300_GPIC_ADDR;
unsigned long l;
r += gpio * 4; /* offset into pin config array */
l = __raw_readl(r + AU1300_GPIC_PINCFG);
l &= ~clr;
l |= set;
__raw_writel(l, r + AU1300_GPIC_PINCFG);
wmb();
}
/*
* au1300_pinfunc_to_gpio - assign a pin as GPIO input (GPIO ctrl).
* @pin: pin (0-based GPIO number from datasheet).
*
* Assigns a GPIO pin to the GPIO controller, so its level can either
* be read or set through the generic GPIO functions.
* If you need a GPOUT, use au1300_gpio_set_value(pin, 0/1).
* REVISIT: is this function really necessary?
*/
void au1300_pinfunc_to_gpio(enum au1300_multifunc_pins gpio)
{
au1300_gpio_direction_input(gpio + AU1300_GPIO_BASE);
}
EXPORT_SYMBOL_GPL(au1300_pinfunc_to_gpio);
/*
* au1300_pinfunc_to_dev - assign a pin to the device function.
* @pin: pin (0-based GPIO number from datasheet).
*
* Assigns a GPIO pin to its associated device function; the pin will be
* driven by the device and not through GPIO functions.
*/
void au1300_pinfunc_to_dev(enum au1300_multifunc_pins gpio)
{
void __iomem *r = AU1300_GPIC_ADDR;
unsigned long bit;
r += GPIC_GPIO_BANKOFF(gpio);
bit = GPIC_GPIO_TO_BIT(gpio);
__raw_writel(bit, r + AU1300_GPIC_DEVSEL);
wmb();
}
EXPORT_SYMBOL_GPL(au1300_pinfunc_to_dev);
/*
* au1300_set_irq_priority - set internal priority of IRQ.
* @irq: irq to set priority (linux irq number).
* @p: priority (0 = highest, 3 = lowest).
*/
void au1300_set_irq_priority(unsigned int irq, int p)
{
irq -= ALCHEMY_GPIC_INT_BASE;
au1300_gpic_chgcfg(irq, GPIC_CFG_IL_MASK, GPIC_CFG_IL_SET(p));
}
EXPORT_SYMBOL_GPL(au1300_set_irq_priority);
/*
* au1300_set_dbdma_gpio - assign a gpio to one of the DBDMA triggers.
* @dchan: dbdma trigger select (0, 1).
* @gpio: pin to assign as trigger.
*
* DBDMA controller has 2 external trigger sources; this function
* assigns a GPIO to the selected trigger.
*/
void au1300_set_dbdma_gpio(int dchan, unsigned int gpio)
{
unsigned long r;
if ((dchan >= 0) && (dchan <= 1)) {
r = __raw_readl(AU1300_GPIC_ADDR + AU1300_GPIC_DMASEL);
r &= ~(0xff << (8 * dchan));
r |= (gpio & 0x7f) << (8 * dchan);
__raw_writel(r, AU1300_GPIC_ADDR + AU1300_GPIC_DMASEL);
wmb();
}
}
/**********************************************************************/
static inline void gpic_pin_set_idlewake(unsigned int gpio, int allow)
{
au1300_gpic_chgcfg(gpio, GPIC_CFG_IDLEWAKE,
allow ? GPIC_CFG_IDLEWAKE : 0);
}
static void au1300_gpic_mask(struct irq_data *d)
{
void __iomem *r = AU1300_GPIC_ADDR;
unsigned long bit, irq = d->irq;
irq -= ALCHEMY_GPIC_INT_BASE;
r += GPIC_GPIO_BANKOFF(irq);
bit = GPIC_GPIO_TO_BIT(irq);
__raw_writel(bit, r + AU1300_GPIC_IDIS);
wmb();
gpic_pin_set_idlewake(irq, 0);
}
static void au1300_gpic_unmask(struct irq_data *d)
{
void __iomem *r = AU1300_GPIC_ADDR;
unsigned long bit, irq = d->irq;
irq -= ALCHEMY_GPIC_INT_BASE;
gpic_pin_set_idlewake(irq, 1);
r += GPIC_GPIO_BANKOFF(irq);
bit = GPIC_GPIO_TO_BIT(irq);
__raw_writel(bit, r + AU1300_GPIC_IEN);
wmb();
}
static void au1300_gpic_maskack(struct irq_data *d)
{
void __iomem *r = AU1300_GPIC_ADDR;
unsigned long bit, irq = d->irq;
irq -= ALCHEMY_GPIC_INT_BASE;
r += GPIC_GPIO_BANKOFF(irq);
bit = GPIC_GPIO_TO_BIT(irq);
__raw_writel(bit, r + AU1300_GPIC_IPEND); /* ack */
__raw_writel(bit, r + AU1300_GPIC_IDIS); /* mask */
wmb();
gpic_pin_set_idlewake(irq, 0);
}
static void au1300_gpic_ack(struct irq_data *d)
{
void __iomem *r = AU1300_GPIC_ADDR;
unsigned long bit, irq = d->irq;
irq -= ALCHEMY_GPIC_INT_BASE;
r += GPIC_GPIO_BANKOFF(irq);
bit = GPIC_GPIO_TO_BIT(irq);
__raw_writel(bit, r + AU1300_GPIC_IPEND); /* ack */
wmb();
}
static struct irq_chip au1300_gpic = {
.name = "GPIOINT",
.irq_ack = au1300_gpic_ack,
.irq_mask = au1300_gpic_mask,
.irq_mask_ack = au1300_gpic_maskack,
.irq_unmask = au1300_gpic_unmask,
.irq_set_type = au1300_gpic_settype,
};
static int au1300_gpic_settype(struct irq_data *d, unsigned int type)
{
unsigned long s;
unsigned char *name = NULL;
irq_flow_handler_t hdl = NULL;
switch (type) {
case IRQ_TYPE_LEVEL_HIGH:
s = GPIC_CFG_IC_LEVEL_HIGH;
name = "high";
hdl = handle_level_irq;
break;
case IRQ_TYPE_LEVEL_LOW:
s = GPIC_CFG_IC_LEVEL_LOW;
name = "low";
hdl = handle_level_irq;
break;
case IRQ_TYPE_EDGE_RISING:
s = GPIC_CFG_IC_EDGE_RISE;
name = "posedge";
hdl = handle_edge_irq;
break;
case IRQ_TYPE_EDGE_FALLING:
s = GPIC_CFG_IC_EDGE_FALL;
name = "negedge";
hdl = handle_edge_irq;
break;
case IRQ_TYPE_EDGE_BOTH:
s = GPIC_CFG_IC_EDGE_BOTH;
name = "bothedge";
hdl = handle_edge_irq;
break;
case IRQ_TYPE_NONE:
s = GPIC_CFG_IC_OFF;
name = "disabled";
hdl = handle_level_irq;
break;
default:
return -EINVAL;
}
__irq_set_chip_handler_name_locked(d->irq, &au1300_gpic, hdl, name);
au1300_gpic_chgcfg(d->irq - ALCHEMY_GPIC_INT_BASE, GPIC_CFG_IC_MASK, s);
return 0;
}
static void __init alchemy_gpic_init_irq(const struct gpic_devint_data *dints)
{
int i;
void __iomem *bank_base;
mips_cpu_irq_init();
/* disable & ack all possible interrupt sources */
for (i = 0; i < 4; i++) {
bank_base = AU1300_GPIC_ADDR + (i * 4);
__raw_writel(~0UL, bank_base + AU1300_GPIC_IDIS);
wmb();
__raw_writel(~0UL, bank_base + AU1300_GPIC_IPEND);
wmb();
}
/* register an irq_chip for them, with 2nd highest priority */
for (i = ALCHEMY_GPIC_INT_BASE; i <= ALCHEMY_GPIC_INT_LAST; i++) {
au1300_set_irq_priority(i, 1);
au1300_gpic_settype(irq_get_irq_data(i), IRQ_TYPE_NONE);
}
/* setup known on-chip sources */
while ((i = dints->irq) != -1) {
au1300_gpic_settype(irq_get_irq_data(i), dints->type);
au1300_set_irq_priority(i, dints->prio);
if (dints->internal)
au1300_pinfunc_to_dev(i - ALCHEMY_GPIC_INT_BASE);
dints++;
}
set_c0_status(IE_IRQ0 | IE_IRQ1 | IE_IRQ2 | IE_IRQ3);
}
static unsigned long alchemy_gpic_pmdata[ALCHEMY_GPIC_INT_NUM + 6];
static int alchemy_gpic_suspend(void)
{
void __iomem *base = (void __iomem *)KSEG1ADDR(AU1300_GPIC_PHYS_ADDR);
int i;
/* save 4 interrupt mask status registers */
alchemy_gpic_pmdata[0] = __raw_readl(base + AU1300_GPIC_IEN + 0x0);
alchemy_gpic_pmdata[1] = __raw_readl(base + AU1300_GPIC_IEN + 0x4);
alchemy_gpic_pmdata[2] = __raw_readl(base + AU1300_GPIC_IEN + 0x8);
alchemy_gpic_pmdata[3] = __raw_readl(base + AU1300_GPIC_IEN + 0xc);
/* save misc register(s) */
alchemy_gpic_pmdata[4] = __raw_readl(base + AU1300_GPIC_DMASEL);
/* molto silenzioso */
__raw_writel(~0UL, base + AU1300_GPIC_IDIS + 0x0);
__raw_writel(~0UL, base + AU1300_GPIC_IDIS + 0x4);
__raw_writel(~0UL, base + AU1300_GPIC_IDIS + 0x8);
__raw_writel(~0UL, base + AU1300_GPIC_IDIS + 0xc);
wmb();
/* save pin/int-type configuration */
base += AU1300_GPIC_PINCFG;
for (i = 0; i < ALCHEMY_GPIC_INT_NUM; i++)
alchemy_gpic_pmdata[i + 5] = __raw_readl(base + (i << 2));
wmb();
return 0;
}
static void alchemy_gpic_resume(void)
{
void __iomem *base = (void __iomem *)KSEG1ADDR(AU1300_GPIC_PHYS_ADDR);
int i;
/* disable all first */
__raw_writel(~0UL, base + AU1300_GPIC_IDIS + 0x0);
__raw_writel(~0UL, base + AU1300_GPIC_IDIS + 0x4);
__raw_writel(~0UL, base + AU1300_GPIC_IDIS + 0x8);
__raw_writel(~0UL, base + AU1300_GPIC_IDIS + 0xc);
wmb();
/* restore pin/int-type configurations */
base += AU1300_GPIC_PINCFG;
for (i = 0; i < ALCHEMY_GPIC_INT_NUM; i++)
__raw_writel(alchemy_gpic_pmdata[i + 5], base + (i << 2));
wmb();
/* restore misc register(s) */
base = (void __iomem *)KSEG1ADDR(AU1300_GPIC_PHYS_ADDR);
__raw_writel(alchemy_gpic_pmdata[4], base + AU1300_GPIC_DMASEL);
wmb();
/* finally restore masks */
__raw_writel(alchemy_gpic_pmdata[0], base + AU1300_GPIC_IEN + 0x0);
__raw_writel(alchemy_gpic_pmdata[1], base + AU1300_GPIC_IEN + 0x4);
__raw_writel(alchemy_gpic_pmdata[2], base + AU1300_GPIC_IEN + 0x8);
__raw_writel(alchemy_gpic_pmdata[3], base + AU1300_GPIC_IEN + 0xc);
wmb();
}
static struct syscore_ops alchemy_gpic_pmops = {
.suspend = alchemy_gpic_suspend,
.resume = alchemy_gpic_resume,
};
/**********************************************************************/
void __init arch_init_irq(void)
{
switch (alchemy_get_cputype()) {
case ALCHEMY_CPU_AU1300:
alchemy_gpic_init_irq(&au1300_devints[0]);
register_syscore_ops(&alchemy_gpic_pmops);
break;
}
}
#define CAUSEF_GPIC (CAUSEF_IP2 | CAUSEF_IP3 | CAUSEF_IP4 | CAUSEF_IP5)
void plat_irq_dispatch(void)
{
unsigned long i, c = read_c0_cause() & read_c0_status();
if (c & CAUSEF_IP7) /* c0 timer */
do_IRQ(MIPS_CPU_IRQ_BASE + 7);
else if (likely(c & CAUSEF_GPIC)) {
i = __raw_readl(AU1300_GPIC_ADDR + AU1300_GPIC_PRIENC);
do_IRQ(i + ALCHEMY_GPIC_INT_BASE);
} else
spurious_interrupt();
}
......@@ -27,6 +27,7 @@
* CONFIG_ALCHEMY_GPIO_INDIRECT=n, otherwise compilation will fail!
* au1000 SoC have only one GPIO block : GPIO1
* Au1100, Au15x0, Au12x0 have a second one : GPIO2
* Au1300 is totally different: 1 block with up to 128 GPIOs
*/
#include <linux/init.h>
......@@ -35,6 +36,7 @@
#include <linux/types.h>
#include <linux/gpio.h>
#include <asm/mach-au1x00/gpio-au1000.h>
#include <asm/mach-au1x00/gpio-au1300.h>
static int gpio2_get(struct gpio_chip *chip, unsigned offset)
{
......@@ -115,6 +117,43 @@ struct gpio_chip alchemy_gpio_chip[] = {
},
};
static int alchemy_gpic_get(struct gpio_chip *chip, unsigned int off)
{
return au1300_gpio_get_value(off + AU1300_GPIO_BASE);
}
static void alchemy_gpic_set(struct gpio_chip *chip, unsigned int off, int v)
{
au1300_gpio_set_value(off + AU1300_GPIO_BASE, v);
}
static int alchemy_gpic_dir_input(struct gpio_chip *chip, unsigned int off)
{
return au1300_gpio_direction_input(off + AU1300_GPIO_BASE);
}
static int alchemy_gpic_dir_output(struct gpio_chip *chip, unsigned int off,
int v)
{
return au1300_gpio_direction_output(off + AU1300_GPIO_BASE, v);
}
static int alchemy_gpic_gpio_to_irq(struct gpio_chip *chip, unsigned int off)
{
return au1300_gpio_to_irq(off + AU1300_GPIO_BASE);
}
static struct gpio_chip au1300_gpiochip = {
.label = "alchemy-gpic",
.direction_input = alchemy_gpic_dir_input,
.direction_output = alchemy_gpic_dir_output,
.get = alchemy_gpic_get,
.set = alchemy_gpic_set,
.to_irq = alchemy_gpic_gpio_to_irq,
.base = AU1300_GPIO_BASE,
.ngpio = AU1300_GPIO_NUM,
};
static int __init alchemy_gpiochip_init(void)
{
int ret = 0;
......@@ -127,6 +166,9 @@ static int __init alchemy_gpiochip_init(void)
ret = gpiochip_add(&alchemy_gpio_chip[0]);
ret |= gpiochip_add(&alchemy_gpio_chip[1]);
break;
case ALCHEMY_CPU_AU1300:
ret = gpiochip_add(&au1300_gpiochip);
break;
}
return ret;
}
......
......@@ -82,6 +82,12 @@ static struct plat_serial8250_port au1x00_uart_data[][4] __initdata = {
PORT(AU1000_UART0_PHYS_ADDR, AU1200_UART0_INT),
PORT(AU1000_UART1_PHYS_ADDR, AU1200_UART1_INT),
},
[ALCHEMY_CPU_AU1300] = {
PORT(AU1300_UART0_PHYS_ADDR, AU1300_UART0_INT),
PORT(AU1300_UART1_PHYS_ADDR, AU1300_UART1_INT),
PORT(AU1300_UART2_PHYS_ADDR, AU1300_UART2_INT),
PORT(AU1300_UART3_PHYS_ADDR, AU1300_UART3_INT),
},
};
static struct platform_device au1xx0_uart_device = {
......@@ -122,10 +128,12 @@ static unsigned long alchemy_ohci_data[][2] __initdata = {
[ALCHEMY_CPU_AU1100] = { AU1000_USB_OHCI_PHYS_ADDR, AU1100_USB_HOST_INT },
[ALCHEMY_CPU_AU1550] = { AU1550_USB_OHCI_PHYS_ADDR, AU1550_USB_HOST_INT },
[ALCHEMY_CPU_AU1200] = { AU1200_USB_OHCI_PHYS_ADDR, AU1200_USB_INT },
[ALCHEMY_CPU_AU1300] = { AU1300_USB_OHCI0_PHYS_ADDR, AU1300_USB_INT },
};
static unsigned long alchemy_ehci_data[][2] __initdata = {
[ALCHEMY_CPU_AU1200] = { AU1200_USB_EHCI_PHYS_ADDR, AU1200_USB_INT },
[ALCHEMY_CPU_AU1300] = { AU1300_USB_EHCI_PHYS_ADDR, AU1300_USB_INT },
};
static int __init _new_usbres(struct resource **r, struct platform_device **d)
......@@ -169,8 +177,8 @@ static void __init alchemy_setup_usb(int ctype)
printk(KERN_INFO "Alchemy USB: cannot add OHCI0\n");
/* setup EHCI0: Au1200 */
if (ctype == ALCHEMY_CPU_AU1200) {
/* setup EHCI0: Au1200/Au1300 */
if ((ctype == ALCHEMY_CPU_AU1200) || (ctype == ALCHEMY_CPU_AU1300)) {
if (_new_usbres(&res, &pdev))
return;
......@@ -187,6 +195,25 @@ static void __init alchemy_setup_usb(int ctype)
if (platform_device_register(pdev))
printk(KERN_INFO "Alchemy USB: cannot add EHCI0\n");
}
/* Au1300: OHCI1 */
if (ctype == ALCHEMY_CPU_AU1300) {
if (_new_usbres(&res, &pdev))
return;
res[0].start = AU1300_USB_OHCI1_PHYS_ADDR;
res[0].end = res[0].start + 0x100 - 1;
res[0].flags = IORESOURCE_MEM;
res[1].start = AU1300_USB_INT;
res[1].end = res[1].start;
res[1].flags = IORESOURCE_IRQ;
pdev->name = "au1xxx-ohci";
pdev->id = 1;
pdev->dev.dma_mask = &alchemy_ohci_dmamask;
if (platform_device_register(pdev))
printk(KERN_INFO "Alchemy USB: cannot add OHCI1\n");
}
}
/* Macro to help defining the Ethernet MAC resources */
......
......@@ -126,6 +126,9 @@ void au_sleep(void)
case ALCHEMY_CPU_AU1200:
alchemy_sleep_au1550();
break;
case ALCHEMY_CPU_AU1300:
alchemy_sleep_au1300();
break;
}
restore_core_regs();
......
......@@ -153,6 +153,79 @@ LEAF(alchemy_sleep_au1550)
END(alchemy_sleep_au1550)
/* sleepcode for Au1300 memory controller type */
LEAF(alchemy_sleep_au1300)
SETUP_SLEEP
/* cache following instructions, as memory gets put to sleep */
la t0, 2f
la t1, 4f
subu t2, t1, t0
.set mips3
1: cache 0x14, 0(t0)
subu t2, t2, 32
bgez t2, 1b
addu t0, t0, 32
.set mips0
2: lui a0, 0xb400 /* mem_xxx */
/* disable all ports in mem_sdportcfga */
sw zero, 0x868(a0) /* mem_sdportcfga */
sync
/* disable ODT */
li t0, 0x03010000
sw t0, 0x08d8(a0) /* mem_sdcmd0 */
sw t0, 0x08dc(a0) /* mem_sdcmd1 */
sync
/* precharge */
li t0, 0x23000400
sw t0, 0x08dc(a0) /* mem_sdcmd1 */
sw t0, 0x08d8(a0) /* mem_sdcmd0 */
sync
/* auto refresh */
sw zero, 0x08c8(a0) /* mem_sdautoref */
sync
/* block access to the DDR */
lw t0, 0x0848(a0) /* mem_sdconfigb */
li t1, (1 << 7 | 0x3F)
or t0, t0, t1
sw t0, 0x0848(a0) /* mem_sdconfigb */
sync
/* issue the Self Refresh command */
li t0, 0x10000000
sw t0, 0x08dc(a0) /* mem_sdcmd1 */
sw t0, 0x08d8(a0) /* mem_sdcmd0 */
sync
/* wait for sdram to enter self-refresh mode */
lui t0, 0x0300
3: lw t1, 0x0850(a0) /* mem_sdstat */
and t2, t1, t0
bne t2, t0, 3b
nop
/* disable SDRAM clocks */
li t0, ~(3<<28)
lw t1, 0x0840(a0) /* mem_sdconfiga */
and t1, t1, t0 /* clear CE[1:0] */
sw t1, 0x0840(a0) /* mem_sdconfiga */
sync
DO_SLEEP
4:
END(alchemy_sleep_au1300)
/* This is where we return upon wakeup.
* Reload all of the registers and return.
......
......@@ -178,6 +178,7 @@ static int alchemy_m2inttab[] __initdata = {
AU1100_RTC_MATCH2_INT,
AU1550_RTC_MATCH2_INT,
AU1200_RTC_MATCH2_INT,
AU1300_RTC_MATCH2_INT,
};
void __init plat_time_init(void)
......
/*
* Au1300 media block power gating (VSS)
*
* This is a stop-gap solution until I have the clock framework integration
* ready. This stuff here really must be handled transparently when clocks
* for various media blocks are enabled/disabled.
*/
#include <linux/module.h>
#include <linux/spinlock.h>
#include <asm/mach-au1x00/au1000.h>
#define VSS_GATE 0x00 /* gate wait timers */
#define VSS_CLKRST 0x04 /* clock/block control */
#define VSS_FTR 0x08 /* footers */
#define VSS_ADDR(blk) (KSEG1ADDR(AU1300_VSS_PHYS_ADDR) + (blk * 0x0c))
static DEFINE_SPINLOCK(au1300_vss_lock);
/* enable a block as outlined in the databook */
static inline void __enable_block(int block)
{
void __iomem *base = (void __iomem *)VSS_ADDR(block);
__raw_writel(3, base + VSS_CLKRST); /* enable clock, assert reset */
wmb();
__raw_writel(0x01fffffe, base + VSS_GATE); /* maximum setup time */
wmb();
/* enable footers in sequence */
__raw_writel(0x01, base + VSS_FTR);
wmb();
__raw_writel(0x03, base + VSS_FTR);
wmb();
__raw_writel(0x07, base + VSS_FTR);
wmb();
__raw_writel(0x0f, base + VSS_FTR);
wmb();
__raw_writel(0x01ffffff, base + VSS_GATE); /* start FSM too */
wmb();
__raw_writel(2, base + VSS_CLKRST); /* deassert reset */
wmb();
__raw_writel(0x1f, base + VSS_FTR); /* enable isolation cells */
wmb();
}
/* disable a block as outlined in the databook */
static inline void __disable_block(int block)
{
void __iomem *base = (void __iomem *)VSS_ADDR(block);
__raw_writel(0x0f, base + VSS_FTR); /* disable isolation cells */
wmb();
__raw_writel(0, base + VSS_GATE); /* disable FSM */
wmb();
__raw_writel(3, base + VSS_CLKRST); /* assert reset */
wmb();
__raw_writel(1, base + VSS_CLKRST); /* disable clock */
wmb();
__raw_writel(0, base + VSS_FTR); /* disable all footers */
wmb();
}
void au1300_vss_block_control(int block, int enable)
{
unsigned long flags;
if (alchemy_get_cputype() != ALCHEMY_CPU_AU1300)
return;
/* only one block at a time */
spin_lock_irqsave(&au1300_vss_lock, flags);
if (enable)
__enable_block(block);
else
__disable_block(block);
spin_unlock_irqrestore(&au1300_vss_lock, flags);
}
EXPORT_SYMBOL_GPL(au1300_vss_block_control);
......@@ -169,6 +169,7 @@
#define PRID_IMP_NETLOGIC_XLS412B 0x4c00
#define PRID_IMP_NETLOGIC_XLS408B 0x4e00
#define PRID_IMP_NETLOGIC_XLS404B 0x4f00
#define PRID_IMP_NETLOGIC_AU13XX 0x8000
/*
* Definitions for 7:0 on legacy processors
......
......@@ -136,6 +136,7 @@ static inline int au1xxx_cpu_needs_config_od(void)
#define ALCHEMY_CPU_AU1100 2
#define ALCHEMY_CPU_AU1550 3
#define ALCHEMY_CPU_AU1200 4
#define ALCHEMY_CPU_AU1300 5
static inline int alchemy_get_cputype(void)
{
......@@ -156,6 +157,9 @@ static inline int alchemy_get_cputype(void)
case 0x05030000:
return ALCHEMY_CPU_AU1200;
break;
case 0x800c0000:
return ALCHEMY_CPU_AU1300;
break;
}
return ALCHEMY_CPU_UNKNOWN;
......@@ -166,6 +170,7 @@ static inline int alchemy_get_uarts(int type)
{
switch (type) {
case ALCHEMY_CPU_AU1000:
case ALCHEMY_CPU_AU1300:
return 4;
case ALCHEMY_CPU_AU1500:
case ALCHEMY_CPU_AU1200:
......@@ -243,6 +248,7 @@ extern unsigned long au1xxx_calc_clock(void);
/* PM: arch/mips/alchemy/common/sleeper.S, power.c, irq.c */
void alchemy_sleep_au1000(void);
void alchemy_sleep_au1550(void);
void alchemy_sleep_au1300(void);
void au_sleep(void);
/* USB: drivers/usb/host/alchemy-common.c */
......@@ -251,6 +257,7 @@ enum alchemy_usb_block {
ALCHEMY_USB_UDC0,
ALCHEMY_USB_EHCI0,
ALCHEMY_USB_OTG0,
ALCHEMY_USB_OHCI1,
};
int alchemy_usb_control(int block, int enable);
......@@ -263,14 +270,92 @@ struct alchemy_pci_platdata {
unsigned long pci_cfg_clr;
};
/* SOC Interrupt numbers */
/* Multifunction pins: Each of these pins can either be assigned to the
* GPIO controller or a on-chip peripheral.
* Call "au1300_pinfunc_to_dev()" or "au1300_pinfunc_to_gpio()" to
* assign one of these to either the GPIO controller or the device.
*/
enum au1300_multifunc_pins {
/* wake-from-str pins 0-3 */
AU1300_PIN_WAKE0 = 0, AU1300_PIN_WAKE1, AU1300_PIN_WAKE2,
AU1300_PIN_WAKE3,
/* external clock sources for PSCs: 4-5 */
AU1300_PIN_EXTCLK0, AU1300_PIN_EXTCLK1,
/* 8bit MMC interface on SD0: 6-9 */
AU1300_PIN_SD0DAT4, AU1300_PIN_SD0DAT5, AU1300_PIN_SD0DAT6,
AU1300_PIN_SD0DAT7,
/* aux clk input for freqgen 3: 10 */
AU1300_PIN_FG3AUX,
/* UART1 pins: 11-18 */
AU1300_PIN_U1RI, AU1300_PIN_U1DCD, AU1300_PIN_U1DSR,
AU1300_PIN_U1CTS, AU1300_PIN_U1RTS, AU1300_PIN_U1DTR,
AU1300_PIN_U1RX, AU1300_PIN_U1TX,
/* UART0 pins: 19-24 */
AU1300_PIN_U0RI, AU1300_PIN_U0DCD, AU1300_PIN_U0DSR,
AU1300_PIN_U0CTS, AU1300_PIN_U0RTS, AU1300_PIN_U0DTR,
/* UART2: 25-26 */
AU1300_PIN_U2RX, AU1300_PIN_U2TX,
/* UART3: 27-28 */
AU1300_PIN_U3RX, AU1300_PIN_U3TX,
/* LCD controller PWMs, ext pixclock: 29-31 */
AU1300_PIN_LCDPWM0, AU1300_PIN_LCDPWM1, AU1300_PIN_LCDCLKIN,
/* SD1 interface: 32-37 */
AU1300_PIN_SD1DAT0, AU1300_PIN_SD1DAT1, AU1300_PIN_SD1DAT2,
AU1300_PIN_SD1DAT3, AU1300_PIN_SD1CMD, AU1300_PIN_SD1CLK,
/* SD2 interface: 38-43 */
AU1300_PIN_SD2DAT0, AU1300_PIN_SD2DAT1, AU1300_PIN_SD2DAT2,
AU1300_PIN_SD2DAT3, AU1300_PIN_SD2CMD, AU1300_PIN_SD2CLK,
/* PSC0/1 clocks: 44-45 */
AU1300_PIN_PSC0CLK, AU1300_PIN_PSC1CLK,
/* PSCs: 46-49/50-53/54-57/58-61 */
AU1300_PIN_PSC0SYNC0, AU1300_PIN_PSC0SYNC1, AU1300_PIN_PSC0D0,
AU1300_PIN_PSC0D1,
AU1300_PIN_PSC1SYNC0, AU1300_PIN_PSC1SYNC1, AU1300_PIN_PSC1D0,
AU1300_PIN_PSC1D1,
AU1300_PIN_PSC2SYNC0, AU1300_PIN_PSC2SYNC1, AU1300_PIN_PSC2D0,
AU1300_PIN_PSC2D1,
AU1300_PIN_PSC3SYNC0, AU1300_PIN_PSC3SYNC1, AU1300_PIN_PSC3D0,
AU1300_PIN_PSC3D1,
/* PCMCIA interface: 62-70 */
AU1300_PIN_PCE2, AU1300_PIN_PCE1, AU1300_PIN_PIOS16,
AU1300_PIN_PIOR, AU1300_PIN_PWE, AU1300_PIN_PWAIT,
AU1300_PIN_PREG, AU1300_PIN_POE, AU1300_PIN_PIOW,
/* camera interface H/V sync inputs: 71-72 */
AU1300_PIN_CIMLS, AU1300_PIN_CIMFS,
/* PSC2/3 clocks: 73-74 */
AU1300_PIN_PSC2CLK, AU1300_PIN_PSC3CLK,
};
/* GPIC (Au1300) pin management: arch/mips/alchemy/common/gpioint.c */
extern void au1300_pinfunc_to_gpio(enum au1300_multifunc_pins gpio);
extern void au1300_pinfunc_to_dev(enum au1300_multifunc_pins gpio);
extern void au1300_set_irq_priority(unsigned int irq, int p);
extern void au1300_set_dbdma_gpio(int dchan, unsigned int gpio);
/* Au1300 allows to disconnect certain blocks from internal power supply */
enum au1300_vss_block {
AU1300_VSS_MPE = 0,
AU1300_VSS_BSA,
AU1300_VSS_GPE,
AU1300_VSS_MGP,
};
extern void au1300_vss_block_control(int block, int enable);
/* SOC Interrupt numbers */
/* Au1000-style (IC0/1): 2 controllers with 32 sources each */
#define AU1000_INTC0_INT_BASE (MIPS_CPU_IRQ_BASE + 8)
#define AU1000_INTC0_INT_LAST (AU1000_INTC0_INT_BASE + 31)
#define AU1000_INTC1_INT_BASE (AU1000_INTC0_INT_LAST + 1)
#define AU1000_INTC1_INT_LAST (AU1000_INTC1_INT_BASE + 31)
#define AU1000_MAX_INTR AU1000_INTC1_INT_LAST
/* Au1300-style (GPIC): 1 controller with up to 128 sources */
#define ALCHEMY_GPIC_INT_BASE (MIPS_CPU_IRQ_BASE + 8)
#define ALCHEMY_GPIC_INT_NUM 128
#define ALCHEMY_GPIC_INT_LAST (ALCHEMY_GPIC_INT_BASE + ALCHEMY_GPIC_INT_NUM - 1)
enum soc_au1000_ints {
AU1000_FIRST_INT = AU1000_INTC0_INT_BASE,
AU1000_UART0_INT = AU1000_FIRST_INT,
......@@ -591,24 +676,77 @@ enum soc_au1200_ints {
#endif /* !defined (_LANGUAGE_ASSEMBLY) */
/* Au1300 peripheral interrupt numbers */
#define AU1300_FIRST_INT (ALCHEMY_GPIC_INT_BASE)
#define AU1300_UART1_INT (AU1300_FIRST_INT + 17)
#define AU1300_UART2_INT (AU1300_FIRST_INT + 25)
#define AU1300_UART3_INT (AU1300_FIRST_INT + 27)
#define AU1300_SD1_INT (AU1300_FIRST_INT + 32)
#define AU1300_SD2_INT (AU1300_FIRST_INT + 38)
#define AU1300_PSC0_INT (AU1300_FIRST_INT + 48)
#define AU1300_PSC1_INT (AU1300_FIRST_INT + 52)
#define AU1300_PSC2_INT (AU1300_FIRST_INT + 56)
#define AU1300_PSC3_INT (AU1300_FIRST_INT + 60)
#define AU1300_NAND_INT (AU1300_FIRST_INT + 62)
#define AU1300_DDMA_INT (AU1300_FIRST_INT + 75)
#define AU1300_MMU_INT (AU1300_FIRST_INT + 76)
#define AU1300_MPU_INT (AU1300_FIRST_INT + 77)
#define AU1300_GPU_INT (AU1300_FIRST_INT + 78)
#define AU1300_UDMA_INT (AU1300_FIRST_INT + 79)
#define AU1300_TOY_INT (AU1300_FIRST_INT + 80)
#define AU1300_TOY_MATCH0_INT (AU1300_FIRST_INT + 81)
#define AU1300_TOY_MATCH1_INT (AU1300_FIRST_INT + 82)
#define AU1300_TOY_MATCH2_INT (AU1300_FIRST_INT + 83)
#define AU1300_RTC_INT (AU1300_FIRST_INT + 84)
#define AU1300_RTC_MATCH0_INT (AU1300_FIRST_INT + 85)
#define AU1300_RTC_MATCH1_INT (AU1300_FIRST_INT + 86)
#define AU1300_RTC_MATCH2_INT (AU1300_FIRST_INT + 87)
#define AU1300_UART0_INT (AU1300_FIRST_INT + 88)
#define AU1300_SD0_INT (AU1300_FIRST_INT + 89)
#define AU1300_USB_INT (AU1300_FIRST_INT + 90)
#define AU1300_LCD_INT (AU1300_FIRST_INT + 91)
#define AU1300_BSA_INT (AU1300_FIRST_INT + 92)
#define AU1300_MPE_INT (AU1300_FIRST_INT + 93)
#define AU1300_ITE_INT (AU1300_FIRST_INT + 94)
#define AU1300_AES_INT (AU1300_FIRST_INT + 95)
#define AU1300_CIM_INT (AU1300_FIRST_INT + 96)
/**********************************************************************/
/*
* Physical base addresses for integrated peripherals
* 0..au1000 1..au1500 2..au1100 3..au1550 4..au1200
* 0..au1000 1..au1500 2..au1100 3..au1550 4..au1200 5..au1300
*/
#define AU1000_AC97_PHYS_ADDR 0x10000000 /* 012 */
#define AU1300_ROM_PHYS_ADDR 0x10000000 /* 5 */
#define AU1300_OTP_PHYS_ADDR 0x10002000 /* 5 */
#define AU1300_VSS_PHYS_ADDR 0x10003000 /* 5 */
#define AU1300_UART0_PHYS_ADDR 0x10100000 /* 5 */
#define AU1300_UART1_PHYS_ADDR 0x10101000 /* 5 */
#define AU1300_UART2_PHYS_ADDR 0x10102000 /* 5 */
#define AU1300_UART3_PHYS_ADDR 0x10103000 /* 5 */
#define AU1000_USB_OHCI_PHYS_ADDR 0x10100000 /* 012 */
#define AU1000_USB_UDC_PHYS_ADDR 0x10200000 /* 0123 */
#define AU1300_GPIC_PHYS_ADDR 0x10200000 /* 5 */
#define AU1000_IRDA_PHYS_ADDR 0x10300000 /* 02 */
#define AU1200_AES_PHYS_ADDR 0x10300000 /* 4 */
#define AU1200_AES_PHYS_ADDR 0x10300000 /* 45 */
#define AU1000_IC0_PHYS_ADDR 0x10400000 /* 01234 */
#define AU1300_GPU_PHYS_ADDR 0x10500000 /* 5 */
#define AU1000_MAC0_PHYS_ADDR 0x10500000 /* 023 */
#define AU1000_MAC1_PHYS_ADDR 0x10510000 /* 023 */
#define AU1000_MACEN_PHYS_ADDR 0x10520000 /* 023 */
#define AU1100_SD0_PHYS_ADDR 0x10600000 /* 24 */
#define AU1100_SD0_PHYS_ADDR 0x10600000 /* 245 */
#define AU1300_SD1_PHYS_ADDR 0x10601000 /* 5 */
#define AU1300_SD2_PHYS_ADDR 0x10602000 /* 5 */
#define AU1100_SD1_PHYS_ADDR 0x10680000 /* 24 */
#define AU1300_SYS_PHYS_ADDR 0x10900000 /* 5 */
#define AU1550_PSC2_PHYS_ADDR 0x10A00000 /* 3 */
#define AU1550_PSC3_PHYS_ADDR 0x10B00000 /* 3 */
#define AU1300_PSC0_PHYS_ADDR 0x10A00000 /* 5 */
#define AU1300_PSC1_PHYS_ADDR 0x10A01000 /* 5 */
#define AU1300_PSC2_PHYS_ADDR 0x10A02000 /* 5 */
#define AU1300_PSC3_PHYS_ADDR 0x10A03000 /* 5 */
#define AU1000_I2S_PHYS_ADDR 0x11000000 /* 02 */
#define AU1500_MAC0_PHYS_ADDR 0x11500000 /* 1 */
#define AU1500_MAC1_PHYS_ADDR 0x11510000 /* 1 */
......@@ -622,38 +760,97 @@ enum soc_au1200_ints {
#define AU1000_SSI1_PHYS_ADDR 0x11680000 /* 02 */
#define AU1500_GPIO2_PHYS_ADDR 0x11700000 /* 1234 */
#define AU1000_IC1_PHYS_ADDR 0x11800000 /* 01234 */
#define AU1000_SYS_PHYS_ADDR 0x11900000 /* 01234 */
#define AU1000_SYS_PHYS_ADDR 0x11900000 /* 012345 */
#define AU1550_PSC0_PHYS_ADDR 0x11A00000 /* 34 */
#define AU1550_PSC1_PHYS_ADDR 0x11B00000 /* 34 */
#define AU1000_MEM_PHYS_ADDR 0x14000000 /* 01234 */
#define AU1000_STATIC_MEM_PHYS_ADDR 0x14001000 /* 01234 */
#define AU1300_UDMA_PHYS_ADDR 0x14001800 /* 5 */
#define AU1000_DMA_PHYS_ADDR 0x14002000 /* 012 */
#define AU1550_DBDMA_PHYS_ADDR 0x14002000 /* 34 */
#define AU1550_DBDMA_CONF_PHYS_ADDR 0x14003000 /* 34 */
#define AU1550_DBDMA_PHYS_ADDR 0x14002000 /* 345 */
#define AU1550_DBDMA_CONF_PHYS_ADDR 0x14003000 /* 345 */
#define AU1000_MACDMA0_PHYS_ADDR 0x14004000 /* 0123 */
#define AU1000_MACDMA1_PHYS_ADDR 0x14004200 /* 0123 */
#define AU1200_CIM_PHYS_ADDR 0x14004000 /* 4 */
#define AU1200_CIM_PHYS_ADDR 0x14004000 /* 45 */
#define AU1500_PCI_PHYS_ADDR 0x14005000 /* 13 */
#define AU1550_PE_PHYS_ADDR 0x14008000 /* 3 */
#define AU1200_MAEBE_PHYS_ADDR 0x14010000 /* 4 */
#define AU1200_MAEFE_PHYS_ADDR 0x14012000 /* 4 */
#define AU1300_MAEITE_PHYS_ADDR 0x14010000 /* 5 */
#define AU1300_MAEMPE_PHYS_ADDR 0x14014000 /* 5 */
#define AU1550_USB_OHCI_PHYS_ADDR 0x14020000 /* 3 */
#define AU1200_USB_CTL_PHYS_ADDR 0x14020000 /* 4 */
#define AU1200_USB_OTG_PHYS_ADDR 0x14020020 /* 4 */
#define AU1200_USB_OHCI_PHYS_ADDR 0x14020100 /* 4 */
#define AU1200_USB_EHCI_PHYS_ADDR 0x14020200 /* 4 */
#define AU1200_USB_UDC_PHYS_ADDR 0x14022000 /* 4 */
#define AU1300_USB_EHCI_PHYS_ADDR 0x14020000 /* 5 */
#define AU1300_USB_OHCI0_PHYS_ADDR 0x14020400 /* 5 */
#define AU1300_USB_OHCI1_PHYS_ADDR 0x14020800 /* 5 */
#define AU1300_USB_CTL_PHYS_ADDR 0x14021000 /* 5 */
#define AU1300_USB_OTG_PHYS_ADDR 0x14022000 /* 5 */
#define AU1300_MAEBSA_PHYS_ADDR 0x14030000 /* 5 */
#define AU1100_LCD_PHYS_ADDR 0x15000000 /* 2 */
#define AU1200_LCD_PHYS_ADDR 0x15000000 /* 4 */
#define AU1200_LCD_PHYS_ADDR 0x15000000 /* 45 */
#define AU1500_PCI_MEM_PHYS_ADDR 0x400000000ULL /* 13 */
#define AU1500_PCI_IO_PHYS_ADDR 0x500000000ULL /* 13 */
#define AU1500_PCI_CONFIG0_PHYS_ADDR 0x600000000ULL /* 13 */
#define AU1500_PCI_CONFIG1_PHYS_ADDR 0x680000000ULL /* 13 */
#define AU1000_PCMCIA_IO_PHYS_ADDR 0xF00000000ULL /* 01234 */
#define AU1000_PCMCIA_ATTR_PHYS_ADDR 0xF40000000ULL /* 01234 */
#define AU1000_PCMCIA_MEM_PHYS_ADDR 0xF80000000ULL /* 01234 */
#define AU1000_PCMCIA_IO_PHYS_ADDR 0xF00000000ULL /* 012345 */
#define AU1000_PCMCIA_ATTR_PHYS_ADDR 0xF40000000ULL /* 012345 */
#define AU1000_PCMCIA_MEM_PHYS_ADDR 0xF80000000ULL /* 012345 */
/**********************************************************************/
/*
* Au1300 GPIO+INT controller (GPIC) register offsets and bits
* Registers are 128bits (0x10 bytes), divided into 4 "banks".
*/
#define AU1300_GPIC_PINVAL 0x0000
#define AU1300_GPIC_PINVALCLR 0x0010
#define AU1300_GPIC_IPEND 0x0020
#define AU1300_GPIC_PRIENC 0x0030
#define AU1300_GPIC_IEN 0x0040 /* int_mask in manual */
#define AU1300_GPIC_IDIS 0x0050 /* int_maskclr in manual */
#define AU1300_GPIC_DMASEL 0x0060
#define AU1300_GPIC_DEVSEL 0x0080
#define AU1300_GPIC_DEVCLR 0x0090
#define AU1300_GPIC_RSTVAL 0x00a0
/* pin configuration space. one 32bit register for up to 128 IRQs */
#define AU1300_GPIC_PINCFG 0x1000
#define GPIC_GPIO_TO_BIT(gpio) \
(1 << ((gpio) & 0x1f))
#define GPIC_GPIO_BANKOFF(gpio) \
(((gpio) >> 5) * 4)
/* Pin Control bits: who owns the pin, what does it do */
#define GPIC_CFG_PC_GPIN 0
#define GPIC_CFG_PC_DEV 1
#define GPIC_CFG_PC_GPOLOW 2
#define GPIC_CFG_PC_GPOHIGH 3
#define GPIC_CFG_PC_MASK 3
/* assign pin to MIPS IRQ line */
#define GPIC_CFG_IL_SET(x) (((x) & 3) << 2)
#define GPIC_CFG_IL_MASK (3 << 2)
/* pin interrupt type setup */
#define GPIC_CFG_IC_OFF (0 << 4)
#define GPIC_CFG_IC_LEVEL_LOW (1 << 4)
#define GPIC_CFG_IC_LEVEL_HIGH (2 << 4)
#define GPIC_CFG_IC_EDGE_FALL (5 << 4)
#define GPIC_CFG_IC_EDGE_RISE (6 << 4)
#define GPIC_CFG_IC_EDGE_BOTH (7 << 4)
#define GPIC_CFG_IC_MASK (7 << 4)
/* allow interrupt to wake cpu from 'wait' */
#define GPIC_CFG_IDLEWAKE (1 << 7)
/***********************************************************************/
/* Au1000 SDRAM memory controller register offsets */
#define AU1000_MEM_SDMODE0 0x0000
#define AU1000_MEM_SDMODE1 0x0004
......
......@@ -130,8 +130,10 @@ struct au1xmmc_platform_data {
#define SD_CONFIG2_DF (0x00000008)
#define SD_CONFIG2_DC (0x00000010)
#define SD_CONFIG2_xx2 (0x000000e0)
#define SD_CONFIG2_BB (0x00000080)
#define SD_CONFIG2_WB (0x00000100)
#define SD_CONFIG2_RW (0x00000200)
#define SD_CONFIG2_DP (0x00000400)
/*
......
......@@ -183,6 +183,37 @@ typedef volatile struct au1xxx_ddma_desc {
#define AU1200_DSCR_CMD0_PSC1_SYNC 25
#define AU1200_DSCR_CMD0_CIM_SYNC 26
#define AU1300_DSCR_CMD0_UART0_TX 0
#define AU1300_DSCR_CMD0_UART0_RX 1
#define AU1300_DSCR_CMD0_UART1_TX 2
#define AU1300_DSCR_CMD0_UART1_RX 3
#define AU1300_DSCR_CMD0_UART2_TX 4
#define AU1300_DSCR_CMD0_UART2_RX 5
#define AU1300_DSCR_CMD0_UART3_TX 6
#define AU1300_DSCR_CMD0_UART3_RX 7
#define AU1300_DSCR_CMD0_SDMS_TX0 8
#define AU1300_DSCR_CMD0_SDMS_RX0 9
#define AU1300_DSCR_CMD0_SDMS_TX1 10
#define AU1300_DSCR_CMD0_SDMS_RX1 11
#define AU1300_DSCR_CMD0_AES_TX 12
#define AU1300_DSCR_CMD0_AES_RX 13
#define AU1300_DSCR_CMD0_PSC0_TX 14
#define AU1300_DSCR_CMD0_PSC0_RX 15
#define AU1300_DSCR_CMD0_PSC1_TX 16
#define AU1300_DSCR_CMD0_PSC1_RX 17
#define AU1300_DSCR_CMD0_PSC2_TX 18
#define AU1300_DSCR_CMD0_PSC2_RX 19
#define AU1300_DSCR_CMD0_PSC3_TX 20
#define AU1300_DSCR_CMD0_PSC3_RX 21
#define AU1300_DSCR_CMD0_LCD 22
#define AU1300_DSCR_CMD0_NAND_FLASH 23
#define AU1300_DSCR_CMD0_SDMS_TX2 24
#define AU1300_DSCR_CMD0_SDMS_RX2 25
#define AU1300_DSCR_CMD0_CIM_SYNC 26
#define AU1300_DSCR_CMD0_UDMA 27
#define AU1300_DSCR_CMD0_DMA_REQ0 28
#define AU1300_DSCR_CMD0_DMA_REQ1 29
#define DSCR_CMD0_THROTTLE 30
#define DSCR_CMD0_ALWAYS 31
#define DSCR_NDEV_IDS 32
......
/*
* gpio-au1300.h -- GPIO control for Au1300 GPIC and compatibles.
*
* Copyright (c) 2009-2011 Manuel Lauss <manuel.lauss@googlemail.com>
*/
#ifndef _GPIO_AU1300_H_
#define _GPIO_AU1300_H_
#include <asm/addrspace.h>
#include <asm/io.h>
#include <asm/mach-au1x00/au1000.h>
/* with the current GPIC design, up to 128 GPIOs are possible.
* The only implementation so far is in the Au1300, which has 75 externally
* available GPIOs.
*/
#define AU1300_GPIO_BASE 0
#define AU1300_GPIO_NUM 75
#define AU1300_GPIO_MAX (AU1300_GPIO_BASE + AU1300_GPIO_NUM - 1)
#define AU1300_GPIC_ADDR \
(void __iomem *)KSEG1ADDR(AU1300_GPIC_PHYS_ADDR)
static inline int au1300_gpio_get_value(unsigned int gpio)
{
void __iomem *roff = AU1300_GPIC_ADDR;
int bit;
gpio -= AU1300_GPIO_BASE;
roff += GPIC_GPIO_BANKOFF(gpio);
bit = GPIC_GPIO_TO_BIT(gpio);
return __raw_readl(roff + AU1300_GPIC_PINVAL) & bit;
}
static inline int au1300_gpio_direction_input(unsigned int gpio)
{
void __iomem *roff = AU1300_GPIC_ADDR;
unsigned long bit;
gpio -= AU1300_GPIO_BASE;
roff += GPIC_GPIO_BANKOFF(gpio);
bit = GPIC_GPIO_TO_BIT(gpio);
__raw_writel(bit, roff + AU1300_GPIC_DEVCLR);
wmb();
return 0;
}
static inline int au1300_gpio_set_value(unsigned int gpio, int v)
{
void __iomem *roff = AU1300_GPIC_ADDR;
unsigned long bit;
gpio -= AU1300_GPIO_BASE;
roff += GPIC_GPIO_BANKOFF(gpio);
bit = GPIC_GPIO_TO_BIT(gpio);
__raw_writel(bit, roff + (v ? AU1300_GPIC_PINVAL
: AU1300_GPIC_PINVALCLR));
wmb();
return 0;
}
static inline int au1300_gpio_direction_output(unsigned int gpio, int v)
{
/* hw switches to output automatically */
return au1300_gpio_set_value(gpio, v);
}
static inline int au1300_gpio_to_irq(unsigned int gpio)
{
return AU1300_FIRST_INT + (gpio - AU1300_GPIO_BASE);
}
static inline int au1300_irq_to_gpio(unsigned int irq)
{
return (irq - AU1300_FIRST_INT) + AU1300_GPIO_BASE;
}
static inline int au1300_gpio_is_valid(unsigned int gpio)
{
int ret;
switch (alchemy_get_cputype()) {
case ALCHEMY_CPU_AU1300:
ret = ((gpio >= AU1300_GPIO_BASE) && (gpio <= AU1300_GPIO_MAX));
break;
default:
ret = 0;
}
return ret;
}
static inline int au1300_gpio_cansleep(unsigned int gpio)
{
return 0;
}
/* hardware remembers gpio 0-63 levels on powerup */
static inline int au1300_gpio_getinitlvl(unsigned int gpio)
{
void __iomem *roff = AU1300_GPIC_ADDR;
unsigned long v;
if (unlikely(gpio > 63))
return 0;
else if (gpio > 31) {
gpio -= 32;
roff += 4;
}
v = __raw_readl(roff + AU1300_GPIC_RSTVAL);
return (v >> gpio) & 1;
}
/**********************************************************************/
/* Linux gpio framework integration.
*
* 4 use cases of Alchemy GPIOS:
*(1) GPIOLIB=y, ALCHEMY_GPIO_INDIRECT=y:
* Board must register gpiochips.
*(2) GPIOLIB=y, ALCHEMY_GPIO_INDIRECT=n:
* A gpiochip for the 75 GPIOs is registered.
*
*(3) GPIOLIB=n, ALCHEMY_GPIO_INDIRECT=y:
* the boards' gpio.h must provide the linux gpio wrapper functions,
*
*(4) GPIOLIB=n, ALCHEMY_GPIO_INDIRECT=n:
* inlinable gpio functions are provided which enable access to the
* Au1300 gpios only by using the numbers straight out of the data-
* sheets.
* Cases 1 and 3 are intended for boards which want to provide their own
* GPIO namespace and -operations (i.e. for example you have 8 GPIOs
* which are in part provided by spare Au1300 GPIO pins and in part by
* an external FPGA but you still want them to be accssible in linux
* as gpio0-7. The board can of course use the alchemy_gpioX_* functions
* as required).
*/
#ifndef CONFIG_GPIOLIB
#ifdef CONFIG_ALCHEMY_GPIOINT_AU1300
#ifndef CONFIG_ALCHEMY_GPIO_INDIRECT /* case (4) */
static inline int gpio_direction_input(unsigned int gpio)
{
return au1300_gpio_direction_input(gpio);
}
static inline int gpio_direction_output(unsigned int gpio, int v)
{
return au1300_gpio_direction_output(gpio, v);
}
static inline int gpio_get_value(unsigned int gpio)
{
return au1300_gpio_get_value(gpio);
}
static inline void gpio_set_value(unsigned int gpio, int v)
{
au1300_gpio_set_value(gpio, v);
}
static inline int gpio_get_value_cansleep(unsigned gpio)
{
return gpio_get_value(gpio);
}
static inline void gpio_set_value_cansleep(unsigned gpio, int value)
{
gpio_set_value(gpio, value);
}
static inline int gpio_is_valid(unsigned int gpio)
{
return au1300_gpio_is_valid(gpio);
}
static inline int gpio_cansleep(unsigned int gpio)
{
return au1300_gpio_cansleep(gpio);
}
static inline int gpio_to_irq(unsigned int gpio)
{
return au1300_gpio_to_irq(gpio);
}
static inline int irq_to_gpio(unsigned int irq)
{
return au1300_irq_to_gpio(irq);
}
static inline int gpio_request(unsigned int gpio, const char *label)
{
return 0;
}
static inline void gpio_free(unsigned int gpio)
{
}
static inline int gpio_set_debounce(unsigned gpio, unsigned debounce)
{
return -ENOSYS;
}
static inline void gpio_unexport(unsigned gpio)
{
}
static inline int gpio_export(unsigned gpio, bool direction_may_change)
{
return -ENOSYS;
}
static inline int gpio_sysfs_set_active_low(unsigned gpio, int value)
{
return -ENOSYS;
}
static inline int gpio_export_link(struct device *dev, const char *name,
unsigned gpio)
{
return -ENOSYS;
}
#endif /* !CONFIG_ALCHEMY_GPIO_INDIRECT */
#endif /* CONFIG_ALCHEMY_GPIOINT_AU1300 */
#endif /* CONFIG GPIOLIB */
#endif /* _GPIO_AU1300_H_ */
......@@ -12,6 +12,7 @@
#include <asm/mach-au1x00/au1000.h>
#include <asm/mach-au1x00/gpio-au1000.h>
#include <asm/mach-au1x00/gpio-au1300.h>
/* On Au1000, Au1500 and Au1100 GPIOs won't work as inputs before
* SYS_PININPUTEN is written to at least once. On Au1550/Au1200/Au1300 this
......@@ -58,6 +59,8 @@ static inline int __au_irq_to_gpio(unsigned int irq)
switch (alchemy_get_cputype()) {
case ALCHEMY_CPU_AU1000...ALCHEMY_CPU_AU1200:
return alchemy_irq_to_gpio(irq);
case ALCHEMY_CPU_AU1300:
return au1300_irq_to_gpio(irq);
}
return -EINVAL;
}
......
......@@ -1014,6 +1014,13 @@ static inline void cpu_probe_netlogic(struct cpuinfo_mips *c, int cpu)
{
decode_configs(c);
if ((c->processor_id & 0xff00) == PRID_IMP_NETLOGIC_AU13XX) {
c->cputype = CPU_ALCHEMY;
__cpu_name[cpu] = "Au1300";
/* following stuff is not for Alchemy */
return;
}
c->options = (MIPS_CPU_TLB |
MIPS_CPU_4KEX |
MIPS_CPU_COUNTER |
......
......@@ -299,11 +299,11 @@ config I2C_AT91
unless your system can cope with those limitations.
config I2C_AU1550
tristate "Au1550/Au1200 SMBus interface"
tristate "Au1550/Au1200/Au1300 SMBus interface"
depends on MIPS_ALCHEMY
help
If you say yes to this option, support will be included for the
Au1550 and Au1200 SMBus interface.
Au1550/Au1200/Au1300 SMBus interface.
This driver can also be built as a module. If so, the module
will be called i2c-au1550.
......
......@@ -153,6 +153,7 @@ static inline int has_dbdma(void)
{
switch (alchemy_get_cputype()) {
case ALCHEMY_CPU_AU1200:
case ALCHEMY_CPU_AU1300:
return 1;
default:
return 0;
......@@ -768,11 +769,15 @@ static void au1xmmc_set_ios(struct mmc_host *mmc, struct mmc_ios *ios)
config2 = au_readl(HOST_CONFIG2(host));
switch (ios->bus_width) {
case MMC_BUS_WIDTH_8:
config2 |= SD_CONFIG2_BB;
break;
case MMC_BUS_WIDTH_4:
config2 &= ~SD_CONFIG2_BB;
config2 |= SD_CONFIG2_WB;
break;
case MMC_BUS_WIDTH_1:
config2 &= ~SD_CONFIG2_WB;
config2 &= ~(SD_CONFIG2_WB | SD_CONFIG2_BB);
break;
}
au_writel(config2, HOST_CONFIG2(host));
......@@ -943,7 +948,7 @@ static int __devinit au1xmmc_probe(struct platform_device *pdev)
struct mmc_host *mmc;
struct au1xmmc_host *host;
struct resource *r;
int ret;
int ret, iflag;
mmc = mmc_alloc_host(sizeof(struct au1xmmc_host), &pdev->dev);
if (!mmc) {
......@@ -982,37 +987,43 @@ static int __devinit au1xmmc_probe(struct platform_device *pdev)
dev_err(&pdev->dev, "no IRQ defined\n");
goto out3;
}
host->irq = r->start;
/* IRQ is shared among both SD controllers */
ret = request_irq(host->irq, au1xmmc_irq, IRQF_SHARED,
DRIVER_NAME, host);
if (ret) {
dev_err(&pdev->dev, "cannot grab IRQ\n");
goto out3;
}
mmc->ops = &au1xmmc_ops;
mmc->f_min = 450000;
mmc->f_max = 24000000;
mmc->max_blk_size = 2048;
mmc->max_blk_count = 512;
mmc->ocr_avail = AU1XMMC_OCR;
mmc->caps = MMC_CAP_4_BIT_DATA | MMC_CAP_SDIO_IRQ;
mmc->max_segs = AU1XMMC_DESCRIPTOR_COUNT;
iflag = IRQF_SHARED; /* Au1100/Au1200: one int for both ctrls */
switch (alchemy_get_cputype()) {
case ALCHEMY_CPU_AU1100:
mmc->max_seg_size = AU1100_MMC_DESCRIPTOR_SIZE;
mmc->max_segs = AU1XMMC_DESCRIPTOR_COUNT;
break;
case ALCHEMY_CPU_AU1200:
mmc->max_seg_size = AU1200_MMC_DESCRIPTOR_SIZE;
mmc->max_segs = AU1XMMC_DESCRIPTOR_COUNT;
break;
case ALCHEMY_CPU_AU1300:
iflag = 0; /* nothing is shared */
mmc->max_seg_size = AU1200_MMC_DESCRIPTOR_SIZE;
mmc->f_max = 52000000;
if (host->ioarea->start == AU1100_SD0_PHYS_ADDR)
mmc->caps |= MMC_CAP_8_BIT_DATA;
break;
}
mmc->max_blk_size = 2048;
mmc->max_blk_count = 512;
mmc->ocr_avail = AU1XMMC_OCR;
mmc->caps = MMC_CAP_4_BIT_DATA | MMC_CAP_SDIO_IRQ;
ret = request_irq(host->irq, au1xmmc_irq, iflag, DRIVER_NAME, host);
if (ret) {
dev_err(&pdev->dev, "cannot grab IRQ\n");
goto out3;
}
host->status = HOST_S_IDLE;
......
......@@ -87,12 +87,12 @@ config SPI_BFIN_SPORT
Enable support for a SPI bus via the Blackfin SPORT peripheral.
config SPI_AU1550
tristate "Au1550/Au12x0 SPI Controller"
tristate "Au1550/Au1200/Au1300 SPI Controller"
depends on MIPS_ALCHEMY && EXPERIMENTAL
select SPI_BITBANG
help
If you say yes to this option, support will be included for the
Au1550 SPI controller (may also work with Au1200,Au1210,Au1250).
PSC SPI controller found on Au1550, Au1200 and Au1300 series.
config SPI_BITBANG
tristate "Utilities for Bitbanging SPI masters"
......
......@@ -52,9 +52,263 @@
USBCFG_EBE | USBCFG_EME | USBCFG_OBE | \
USBCFG_OME)
/* Au1300 USB config registers */
#define USB_DWC_CTRL1 0x00
#define USB_DWC_CTRL2 0x04
#define USB_VBUS_TIMER 0x10
#define USB_SBUS_CTRL 0x14
#define USB_MSR_ERR 0x18
#define USB_DWC_CTRL3 0x1C
#define USB_DWC_CTRL4 0x20
#define USB_OTG_STATUS 0x28
#define USB_DWC_CTRL5 0x2C
#define USB_DWC_CTRL6 0x30
#define USB_DWC_CTRL7 0x34
#define USB_PHY_STATUS 0xC0
#define USB_INT_STATUS 0xC4
#define USB_INT_ENABLE 0xC8
#define USB_DWC_CTRL1_OTGD 0x04 /* set to DISable OTG */
#define USB_DWC_CTRL1_HSTRS 0x02 /* set to ENable EHCI */
#define USB_DWC_CTRL1_DCRS 0x01 /* set to ENable UDC */
#define USB_DWC_CTRL2_PHY1RS 0x04 /* set to enable PHY1 */
#define USB_DWC_CTRL2_PHY0RS 0x02 /* set to enable PHY0 */
#define USB_DWC_CTRL2_PHYRS 0x01 /* set to enable PHY */
#define USB_DWC_CTRL3_OHCI1_CKEN (1 << 19)
#define USB_DWC_CTRL3_OHCI0_CKEN (1 << 18)
#define USB_DWC_CTRL3_EHCI0_CKEN (1 << 17)
#define USB_DWC_CTRL3_OTG0_CKEN (1 << 16)
#define USB_SBUS_CTRL_SBCA 0x04 /* coherent access */
#define USB_INTEN_FORCE 0x20
#define USB_INTEN_PHY 0x10
#define USB_INTEN_UDC 0x08
#define USB_INTEN_EHCI 0x04
#define USB_INTEN_OHCI1 0x02
#define USB_INTEN_OHCI0 0x01
static DEFINE_SPINLOCK(alchemy_usb_lock);
static inline void __au1300_usb_phyctl(void __iomem *base, int enable)
{
unsigned long r, s;
r = __raw_readl(base + USB_DWC_CTRL2);
s = __raw_readl(base + USB_DWC_CTRL3);
s &= USB_DWC_CTRL3_OHCI1_CKEN | USB_DWC_CTRL3_OHCI0_CKEN |
USB_DWC_CTRL3_EHCI0_CKEN | USB_DWC_CTRL3_OTG0_CKEN;
if (enable) {
/* simply enable all PHYs */
r |= USB_DWC_CTRL2_PHY1RS | USB_DWC_CTRL2_PHY0RS |
USB_DWC_CTRL2_PHYRS;
__raw_writel(r, base + USB_DWC_CTRL2);
wmb();
} else if (!s) {
/* no USB block active, do disable all PHYs */
r &= ~(USB_DWC_CTRL2_PHY1RS | USB_DWC_CTRL2_PHY0RS |
USB_DWC_CTRL2_PHYRS);
__raw_writel(r, base + USB_DWC_CTRL2);
wmb();
}
}
static inline void __au1300_ohci_control(void __iomem *base, int enable, int id)
{
unsigned long r;
if (enable) {
__raw_writel(1, base + USB_DWC_CTRL7); /* start OHCI clock */
wmb();
r = __raw_readl(base + USB_DWC_CTRL3); /* enable OHCI block */
r |= (id == 0) ? USB_DWC_CTRL3_OHCI0_CKEN
: USB_DWC_CTRL3_OHCI1_CKEN;
__raw_writel(r, base + USB_DWC_CTRL3);
wmb();
__au1300_usb_phyctl(base, enable); /* power up the PHYs */
r = __raw_readl(base + USB_INT_ENABLE);
r |= (id == 0) ? USB_INTEN_OHCI0 : USB_INTEN_OHCI1;
__raw_writel(r, base + USB_INT_ENABLE);
wmb();
/* reset the OHCI start clock bit */
__raw_writel(0, base + USB_DWC_CTRL7);
wmb();
} else {
r = __raw_readl(base + USB_INT_ENABLE);
r &= ~((id == 0) ? USB_INTEN_OHCI0 : USB_INTEN_OHCI1);
__raw_writel(r, base + USB_INT_ENABLE);
wmb();
r = __raw_readl(base + USB_DWC_CTRL3);
r &= ~((id == 0) ? USB_DWC_CTRL3_OHCI0_CKEN
: USB_DWC_CTRL3_OHCI1_CKEN);
__raw_writel(r, base + USB_DWC_CTRL3);
wmb();
__au1300_usb_phyctl(base, enable);
}
}
static inline void __au1300_ehci_control(void __iomem *base, int enable)
{
unsigned long r;
if (enable) {
r = __raw_readl(base + USB_DWC_CTRL3);
r |= USB_DWC_CTRL3_EHCI0_CKEN;
__raw_writel(r, base + USB_DWC_CTRL3);
wmb();
r = __raw_readl(base + USB_DWC_CTRL1);
r |= USB_DWC_CTRL1_HSTRS;
__raw_writel(r, base + USB_DWC_CTRL1);
wmb();
__au1300_usb_phyctl(base, enable);
r = __raw_readl(base + USB_INT_ENABLE);
r |= USB_INTEN_EHCI;
__raw_writel(r, base + USB_INT_ENABLE);
wmb();
} else {
r = __raw_readl(base + USB_INT_ENABLE);
r &= ~USB_INTEN_EHCI;
__raw_writel(r, base + USB_INT_ENABLE);
wmb();
r = __raw_readl(base + USB_DWC_CTRL1);
r &= ~USB_DWC_CTRL1_HSTRS;
__raw_writel(r, base + USB_DWC_CTRL1);
wmb();
r = __raw_readl(base + USB_DWC_CTRL3);
r &= ~USB_DWC_CTRL3_EHCI0_CKEN;
__raw_writel(r, base + USB_DWC_CTRL3);
wmb();
__au1300_usb_phyctl(base, enable);
}
}
static inline void __au1300_udc_control(void __iomem *base, int enable)
{
unsigned long r;
if (enable) {
r = __raw_readl(base + USB_DWC_CTRL1);
r |= USB_DWC_CTRL1_DCRS;
__raw_writel(r, base + USB_DWC_CTRL1);
wmb();
__au1300_usb_phyctl(base, enable);
r = __raw_readl(base + USB_INT_ENABLE);
r |= USB_INTEN_UDC;
__raw_writel(r, base + USB_INT_ENABLE);
wmb();
} else {
r = __raw_readl(base + USB_INT_ENABLE);
r &= ~USB_INTEN_UDC;
__raw_writel(r, base + USB_INT_ENABLE);
wmb();
r = __raw_readl(base + USB_DWC_CTRL1);
r &= ~USB_DWC_CTRL1_DCRS;
__raw_writel(r, base + USB_DWC_CTRL1);
wmb();
__au1300_usb_phyctl(base, enable);
}
}
static inline void __au1300_otg_control(void __iomem *base, int enable)
{
unsigned long r;
if (enable) {
r = __raw_readl(base + USB_DWC_CTRL3);
r |= USB_DWC_CTRL3_OTG0_CKEN;
__raw_writel(r, base + USB_DWC_CTRL3);
wmb();
r = __raw_readl(base + USB_DWC_CTRL1);
r &= ~USB_DWC_CTRL1_OTGD;
__raw_writel(r, base + USB_DWC_CTRL1);
wmb();
__au1300_usb_phyctl(base, enable);
} else {
r = __raw_readl(base + USB_DWC_CTRL1);
r |= USB_DWC_CTRL1_OTGD;
__raw_writel(r, base + USB_DWC_CTRL1);
wmb();
r = __raw_readl(base + USB_DWC_CTRL3);
r &= ~USB_DWC_CTRL3_OTG0_CKEN;
__raw_writel(r, base + USB_DWC_CTRL3);
wmb();
__au1300_usb_phyctl(base, enable);
}
}
static inline int au1300_usb_control(int block, int enable)
{
void __iomem *base =
(void __iomem *)KSEG1ADDR(AU1300_USB_CTL_PHYS_ADDR);
int ret = 0;
switch (block) {
case ALCHEMY_USB_OHCI0:
__au1300_ohci_control(base, enable, 0);
break;
case ALCHEMY_USB_OHCI1:
__au1300_ohci_control(base, enable, 1);
break;
case ALCHEMY_USB_EHCI0:
__au1300_ehci_control(base, enable);
break;
case ALCHEMY_USB_UDC0:
__au1300_udc_control(base, enable);
break;
case ALCHEMY_USB_OTG0:
__au1300_otg_control(base, enable);
break;
default:
ret = -ENODEV;
}
return ret;
}
static inline void au1300_usb_init(void)
{
void __iomem *base =
(void __iomem *)KSEG1ADDR(AU1300_USB_CTL_PHYS_ADDR);
/* set some sane defaults. Note: we don't fiddle with DWC_CTRL4
* here at all: Port 2 routing (EHCI or UDC) must be set either
* by boot firmware or platform init code; I can't autodetect
* a sane setting.
*/
__raw_writel(0, base + USB_INT_ENABLE); /* disable all USB irqs */
wmb();
__raw_writel(0, base + USB_DWC_CTRL3); /* disable all clocks */
wmb();
__raw_writel(~0, base + USB_MSR_ERR); /* clear all errors */
wmb();
__raw_writel(~0, base + USB_INT_STATUS); /* clear int status */
wmb();
/* set coherent access bit */
__raw_writel(USB_SBUS_CTRL_SBCA, base + USB_SBUS_CTRL);
wmb();
}
static inline void __au1200_ohci_control(void __iomem *base, int enable)
{
......@@ -233,6 +487,9 @@ int alchemy_usb_control(int block, int enable)
case ALCHEMY_CPU_AU1200:
ret = au1200_usb_control(block, enable);
break;
case ALCHEMY_CPU_AU1300:
ret = au1300_usb_control(block, enable);
break;
default:
ret = -ENODEV;
}
......@@ -281,6 +538,20 @@ static void au1200_usb_pm(int susp)
}
}
static void au1300_usb_pm(int susp)
{
void __iomem *base =
(void __iomem *)KSEG1ADDR(AU1300_USB_CTL_PHYS_ADDR);
/* remember Port2 routing */
if (susp) {
alchemy_usb_pmdata[0] = __raw_readl(base + USB_DWC_CTRL4);
} else {
au1300_usb_init();
__raw_writel(alchemy_usb_pmdata[0], base + USB_DWC_CTRL4);
wmb();
}
}
static void alchemy_usb_pm(int susp)
{
switch (alchemy_get_cputype()) {
......@@ -295,6 +566,9 @@ static void alchemy_usb_pm(int susp)
case ALCHEMY_CPU_AU1200:
au1200_usb_pm(susp);
break;
case ALCHEMY_CPU_AU1300:
au1300_usb_pm(susp);
break;
}
}
......@@ -328,6 +602,9 @@ static int __init alchemy_usb_init(void)
case ALCHEMY_CPU_AU1200:
au1200_usb_init();
break;
case ALCHEMY_CPU_AU1300:
au1300_usb_init();
break;
}
register_syscore_ops(&alchemy_usb_pm_ops);
......
......@@ -89,7 +89,7 @@ static const struct hc_driver ohci_au1xxx_hc_driver = {
static int ohci_hcd_au1xxx_drv_probe(struct platform_device *pdev)
{
int ret;
int ret, unit;
struct usb_hcd *hcd;
if (usb_disabled())
......@@ -120,7 +120,9 @@ static int ohci_hcd_au1xxx_drv_probe(struct platform_device *pdev)
goto err2;
}
if (alchemy_usb_control(ALCHEMY_USB_OHCI0, 1)) {
unit = (hcd->rsrc_start == AU1300_USB_OHCI1_PHYS_ADDR) ?
ALCHEMY_USB_OHCI1 : ALCHEMY_USB_OHCI0;
if (alchemy_usb_control(unit, 1)) {
printk(KERN_INFO "%s: controller init failed!\n", pdev->name);
ret = -ENODEV;
goto err3;
......@@ -135,7 +137,7 @@ static int ohci_hcd_au1xxx_drv_probe(struct platform_device *pdev)
return ret;
}
alchemy_usb_control(ALCHEMY_USB_OHCI0, 0);
alchemy_usb_control(unit, 0);
err3:
iounmap(hcd->regs);
err2:
......@@ -148,9 +150,12 @@ static int ohci_hcd_au1xxx_drv_probe(struct platform_device *pdev)
static int ohci_hcd_au1xxx_drv_remove(struct platform_device *pdev)
{
struct usb_hcd *hcd = platform_get_drvdata(pdev);
int unit;
unit = (hcd->rsrc_start == AU1300_USB_OHCI1_PHYS_ADDR) ?
ALCHEMY_USB_OHCI1 : ALCHEMY_USB_OHCI0;
usb_remove_hcd(hcd);
alchemy_usb_control(ALCHEMY_USB_OHCI0, 0);
alchemy_usb_control(unit, 0);
iounmap(hcd->regs);
release_mem_region(hcd->rsrc_start, hcd->rsrc_len);
usb_put_hcd(hcd);
......
......@@ -1763,16 +1763,16 @@ config FB_AU1100
au1100fb:panel=<name>.
config FB_AU1200
bool "Au1200 LCD Driver"
bool "Au1200/Au1300 LCD Driver"
depends on (FB = y) && MIPS_ALCHEMY
select FB_SYS_FILLRECT
select FB_SYS_COPYAREA
select FB_SYS_IMAGEBLIT
select FB_SYS_FOPS
help
This is the framebuffer driver for the AMD Au1200 SOC. It can drive
various panels and CRTs by passing in kernel cmd line option
au1200fb:panel=<name>.
This is the framebuffer driver for the Au1200/Au1300 SOCs.
It can drive various panels and CRTs by passing in kernel cmd line
option au1200fb:panel=<name>.
config FB_VT8500
bool "VT8500 LCD Driver"
......
##
## Au1200/Au1550 PSC + DBDMA
## Au1200/Au1550/Au1300 PSC + DBDMA
##
config SND_SOC_AU1XPSC
tristate "SoC Audio for Au1200/Au1250/Au1550"
tristate "SoC Audio for Au12xx/Au13xx/Au1550"
depends on MIPS_ALCHEMY
help
This option enables support for the Programmable Serial
Controllers in AC97 and I2S mode, and the Descriptor-Based DMA
Controller (DBDMA) as found on the Au1200/Au1250/Au1550 SoC.
Controller (DBDMA) as found on the Au12xx/Au13xx/Au1550 SoC.
config SND_SOC_AU1XPSC_I2S
tristate
......
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