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ramips: define GPIO chips separately for each SoCs 

SVN-Revision: 26326
owl
Gabor Juhos 2011-03-27 19:19:59 +00:00
parent 37d6d88869
commit 9ef4785364
7 changed files with 152 additions and 84 deletions
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6
target/linux/ramips/files/arch/mips/include/asm/mach-ralink/rt288x/ralink_soc.h
View File

@ -15,10 +15,4 @@
#define RALINK_SOC_MEM_SIZE_MIN (2 * 1024 * 1024)
#define RALINK_SOC_MEM_SIZE_MAX (128 * 1024 * 1024)
#define RALINK_SOC_GPIO_BASE 0x300600
#define RALINK_SOC_GPIO0_COUNT 24
#define RALINK_SOC_GPIO1_COUNT 16
#define RALINK_SOC_GPIO2_COUNT 32
#endif /* __RT288X_RALINK_SOC_H */

1
target/linux/ramips/files/arch/mips/include/asm/mach-ralink/rt288x_regs.h
View File

@ -37,6 +37,7 @@
#define RT2880_INTC_SIZE 0x100
#define RT2880_MEMC_SIZE 0x100
#define RT2880_UART0_SIZE 0x100
#define RT2880_PIO_SIZE 0x100
#define RT2880_UART1_SIZE 0x100
#define RT2880_FLASH1_SIZE (16 * 1024 * 1024)
#define RT2880_FLASH0_SIZE (4 * 1024 * 1024)

6
target/linux/ramips/files/arch/mips/include/asm/mach-ralink/rt305x/ralink_soc.h
View File

@ -15,10 +15,4 @@
#define RALINK_SOC_MEM_SIZE_MIN (2 * 1024 * 1024)
#define RALINK_SOC_MEM_SIZE_MAX (64 * 1024 * 1024)
#define RALINK_SOC_GPIO_BASE 0x10000600
#define RALINK_SOC_GPIO0_COUNT 24
#define RALINK_SOC_GPIO1_COUNT 16
#define RALINK_SOC_GPIO2_COUNT 12
#endif /* __RT288X_RALINK_SOC_H */

2
target/linux/ramips/files/arch/mips/include/asm/mach-ralink/rt305x_regs.h
View File

@ -20,6 +20,7 @@
#define RT305X_MEMC_BASE 0x10000300
#define RT305X_PCM_BASE 0x10000400
#define RT305X_UART0_BASE 0x10000500
#define RT305X_PIO_BASE 0x10000600
#define RT305X_GDMA_BASE 0x10000700
#define RT305X_NANDC_BASE 0x10000800
#define RT305X_I2C_BASE 0x10000900
@ -39,6 +40,7 @@
#define RT305X_INTC_SIZE 0x100
#define RT305X_MEMC_SIZE 0x100
#define RT305X_UART0_SIZE 0x100
#define RT305X_PIO_SIZE 0x100
#define RT305X_UART1_SIZE 0x100
#define RT305X_FLASH1_SIZE (16 * 1024 * 1024)
#define RT305X_FLASH0_SIZE (8 * 1024 * 1024)

75
target/linux/ramips/files/arch/mips/ralink/common/gpio.c
View File

@ -86,72 +86,6 @@ static int ramips_gpio_get(struct gpio_chip *chip, unsigned offset)
return !!(t & (1 << offset));
}
static struct ramips_gpio_chip ramips_gpio_chip0 = {
.chip = {
.label = "ramips-gpio0",
.base = 0,
.ngpio = RALINK_SOC_GPIO0_COUNT,
},
.regs = {
[RAMIPS_GPIO_REG_INT] = GPIO0_REG_INT,
[RAMIPS_GPIO_REG_EDGE] = GPIO0_REG_EDGE,
[RAMIPS_GPIO_REG_RENA] = GPIO0_REG_RENA,
[RAMIPS_GPIO_REG_FENA] = GPIO0_REG_FENA,
[RAMIPS_GPIO_REG_DATA] = GPIO0_REG_DATA,
[RAMIPS_GPIO_REG_DIR] = GPIO0_REG_DIR,
[RAMIPS_GPIO_REG_POL] = GPIO0_REG_POL,
[RAMIPS_GPIO_REG_SET] = GPIO0_REG_SET,
[RAMIPS_GPIO_REG_RESET] = GPIO0_REG_RESET,
[RAMIPS_GPIO_REG_TOGGLE] = GPIO0_REG_TOGGLE,
},
.map_base = RALINK_SOC_GPIO_BASE,
.map_size = PAGE_SIZE,
};
static struct ramips_gpio_chip ramips_gpio_chip1 = {
.chip = {
.label = "ramips-gpio1",
.base = 32,
.ngpio = RALINK_SOC_GPIO1_COUNT,
},
.regs = {
[RAMIPS_GPIO_REG_INT] = GPIO1_REG_INT,
[RAMIPS_GPIO_REG_EDGE] = GPIO1_REG_EDGE,
[RAMIPS_GPIO_REG_RENA] = GPIO1_REG_RENA,
[RAMIPS_GPIO_REG_FENA] = GPIO1_REG_FENA,
[RAMIPS_GPIO_REG_DATA] = GPIO1_REG_DATA,
[RAMIPS_GPIO_REG_DIR] = GPIO1_REG_DIR,
[RAMIPS_GPIO_REG_POL] = GPIO1_REG_POL,
[RAMIPS_GPIO_REG_SET] = GPIO1_REG_SET,
[RAMIPS_GPIO_REG_RESET] = GPIO1_REG_RESET,
[RAMIPS_GPIO_REG_TOGGLE] = GPIO1_REG_TOGGLE,
},
.map_base = RALINK_SOC_GPIO_BASE,
.map_size = PAGE_SIZE,
};
static struct ramips_gpio_chip ramips_gpio_chip2 = {
.chip = {
.label = "ramips-gpio2",
.base = 64,
.ngpio = RALINK_SOC_GPIO2_COUNT,
},
.regs = {
[RAMIPS_GPIO_REG_INT] = GPIO2_REG_INT,
[RAMIPS_GPIO_REG_EDGE] = GPIO2_REG_EDGE,
[RAMIPS_GPIO_REG_RENA] = GPIO2_REG_RENA,
[RAMIPS_GPIO_REG_FENA] = GPIO2_REG_FENA,
[RAMIPS_GPIO_REG_DATA] = GPIO2_REG_DATA,
[RAMIPS_GPIO_REG_DIR] = GPIO2_REG_DIR,
[RAMIPS_GPIO_REG_POL] = GPIO2_REG_POL,
[RAMIPS_GPIO_REG_SET] = GPIO2_REG_SET,
[RAMIPS_GPIO_REG_RESET] = GPIO2_REG_RESET,
[RAMIPS_GPIO_REG_TOGGLE] = GPIO2_REG_TOGGLE,
},
.map_base = RALINK_SOC_GPIO_BASE,
.map_size = PAGE_SIZE,
};
static __init void ramips_gpio_chip_add(struct ramips_gpio_chip *rg)
{
spin_lock_init(&rg->lock);
@ -169,11 +103,12 @@ static __init void ramips_gpio_chip_add(struct ramips_gpio_chip *rg)
gpiochip_add(&rg->chip);
}
__init int ramips_gpio_init(void)
__init int ramips_gpio_init(struct ramips_gpio_data *data)
{
ramips_gpio_chip_add(&ramips_gpio_chip0);
ramips_gpio_chip_add(&ramips_gpio_chip1);
ramips_gpio_chip_add(&ramips_gpio_chip2);
int i;
for (i = 0; i < data->num_chips; i++)
ramips_gpio_chip_add(&data->chips[i]);
return 0;
}

73
target/linux/ramips/files/arch/mips/ralink/rt288x/rt288x.c
View File

@ -43,6 +43,77 @@ void __init rt288x_detect_sys_type(void)
(id & CHIP_ID_REV_MASK));
}
static struct ramips_gpio_chip rt288x_gpio_chips[] = {
{
.chip = {
.label = "RT288X-GPIO0",
.base = 0,
.ngpio = 24,
},
.regs = {
[RAMIPS_GPIO_REG_INT] = 0x00,
[RAMIPS_GPIO_REG_EDGE] = 0x04,
[RAMIPS_GPIO_REG_RENA] = 0x08,
[RAMIPS_GPIO_REG_FENA] = 0x0c,
[RAMIPS_GPIO_REG_DATA] = 0x20,
[RAMIPS_GPIO_REG_DIR] = 0x24,
[RAMIPS_GPIO_REG_POL] = 0x28,
[RAMIPS_GPIO_REG_SET] = 0x2c,
[RAMIPS_GPIO_REG_RESET] = 0x30,
[RAMIPS_GPIO_REG_TOGGLE] = 0x34,
},
.map_base = RT2880_PIO_BASE,
.map_size = RT2880_PIO_SIZE,
},
{
.chip = {
.label = "RT288X-GPIO1",
.base = 24,
.ngpio = 16,
},
.regs = {
[RAMIPS_GPIO_REG_INT] = 0x38,
[RAMIPS_GPIO_REG_EDGE] = 0x3c,
[RAMIPS_GPIO_REG_RENA] = 0x40,
[RAMIPS_GPIO_REG_FENA] = 0x44,
[RAMIPS_GPIO_REG_DATA] = 0x48,
[RAMIPS_GPIO_REG_DIR] = 0x4c,
[RAMIPS_GPIO_REG_POL] = 0x50,
[RAMIPS_GPIO_REG_SET] = 0x54,
[RAMIPS_GPIO_REG_RESET] = 0x58,
[RAMIPS_GPIO_REG_TOGGLE] = 0x5c,
},
.map_base = RT2880_PIO_BASE,
.map_size = RT2880_PIO_SIZE,
},
{
.chip = {
.label = "RT288X-GPIO2",
.base = 40,
.ngpio = 32,
},
.regs = {
[RAMIPS_GPIO_REG_INT] = 0x60,
[RAMIPS_GPIO_REG_EDGE] = 0x64,
[RAMIPS_GPIO_REG_RENA] = 0x68,
[RAMIPS_GPIO_REG_FENA] = 0x6c,
[RAMIPS_GPIO_REG_DATA] = 0x70,
[RAMIPS_GPIO_REG_DIR] = 0x74,
[RAMIPS_GPIO_REG_POL] = 0x78,
[RAMIPS_GPIO_REG_SET] = 0x7c,
[RAMIPS_GPIO_REG_RESET] = 0x80,
[RAMIPS_GPIO_REG_TOGGLE] = 0x84,
},
.map_base = RT2880_PIO_BASE,
.map_size = RT2880_PIO_SIZE,
},
};
static struct ramips_gpio_data rt288x_gpio_data = {
.chips = rt288x_gpio_chips,
.num_chips = ARRAY_SIZE(rt288x_gpio_chips),
};
static void rt288x_gpio_reserve(int first, int last)
{
for (; first <= last; first++)
@ -53,7 +124,7 @@ void __init rt288x_gpio_init(u32 mode)
{
rt288x_sysc_wr(mode, SYSC_REG_GPIO_MODE);
ramips_gpio_init();
ramips_gpio_init(&rt288x_gpio_data);
if ((mode & RT2880_GPIO_MODE_I2C) == 0)
rt288x_gpio_reserve(1, 2);

73
target/linux/ramips/files/arch/mips/ralink/rt305x/rt305x.c
View File

@ -43,6 +43,77 @@ void __init rt305x_detect_sys_type(void)
(id & CHIP_ID_REV_MASK));
}
static struct ramips_gpio_chip rt305x_gpio_chips[] = {
{
.chip = {
.label = "RT305X-GPIO0",
.base = 0,
.ngpio = 24,
},
.regs = {
[RAMIPS_GPIO_REG_INT] = 0x00,
[RAMIPS_GPIO_REG_EDGE] = 0x04,
[RAMIPS_GPIO_REG_RENA] = 0x08,
[RAMIPS_GPIO_REG_FENA] = 0x0c,
[RAMIPS_GPIO_REG_DATA] = 0x20,
[RAMIPS_GPIO_REG_DIR] = 0x24,
[RAMIPS_GPIO_REG_POL] = 0x28,
[RAMIPS_GPIO_REG_SET] = 0x2c,
[RAMIPS_GPIO_REG_RESET] = 0x30,
[RAMIPS_GPIO_REG_TOGGLE] = 0x34,
},
.map_base = RT305X_PIO_BASE,
.map_size = RT305X_PIO_SIZE,
},
{
.chip = {
.label = "RT305X-GPIO1",
.base = 24,
.ngpio = 16,
},
.regs = {
[RAMIPS_GPIO_REG_INT] = 0x38,
[RAMIPS_GPIO_REG_EDGE] = 0x3c,
[RAMIPS_GPIO_REG_RENA] = 0x40,
[RAMIPS_GPIO_REG_FENA] = 0x44,
[RAMIPS_GPIO_REG_DATA] = 0x48,
[RAMIPS_GPIO_REG_DIR] = 0x4c,
[RAMIPS_GPIO_REG_POL] = 0x50,
[RAMIPS_GPIO_REG_SET] = 0x54,
[RAMIPS_GPIO_REG_RESET] = 0x58,
[RAMIPS_GPIO_REG_TOGGLE] = 0x5c,
},
.map_base = RT305X_PIO_BASE,
.map_size = RT305X_PIO_SIZE,
},
{
.chip = {
.label = "RT305X-GPIO2",
.base = 40,
.ngpio = 12,
},
.regs = {
[RAMIPS_GPIO_REG_INT] = 0x60,
[RAMIPS_GPIO_REG_EDGE] = 0x64,
[RAMIPS_GPIO_REG_RENA] = 0x68,
[RAMIPS_GPIO_REG_FENA] = 0x6c,
[RAMIPS_GPIO_REG_DATA] = 0x70,
[RAMIPS_GPIO_REG_DIR] = 0x74,
[RAMIPS_GPIO_REG_POL] = 0x78,
[RAMIPS_GPIO_REG_SET] = 0x7c,
[RAMIPS_GPIO_REG_RESET] = 0x80,
[RAMIPS_GPIO_REG_TOGGLE] = 0x84,
},
.map_base = RT305X_PIO_BASE,
.map_size = RT305X_PIO_SIZE,
},
};
static struct ramips_gpio_data rt305x_gpio_data = {
.chips = rt305x_gpio_chips,
.num_chips = ARRAY_SIZE(rt305x_gpio_chips),
};
static void rt305x_gpio_reserve(int first, int last)
{
for (; first <= last; first++)
@ -55,7 +126,7 @@ void __init rt305x_gpio_init(u32 mode)
rt305x_sysc_wr(mode, SYSC_REG_GPIO_MODE);
ramips_gpio_init();
ramips_gpio_init(&rt305x_gpio_data);
if ((mode & RT305X_GPIO_MODE_I2C) == 0)
rt305x_gpio_reserve(RT305X_GPIO_I2C_SD, RT305X_GPIO_I2C_SCLK);