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authorGabor Juhos <juhosg@openwrt.org>2011-03-27 19:19:59 +0000
committerGabor Juhos <juhosg@openwrt.org>2011-03-27 19:19:59 +0000
commit9ef47853643cd78f497d58bb6b6f758d2008e081 (patch)
treef4c4ab453c35a6845b4158106bc4a67bf2658541
parent37d6d88869c5df7d01ed0e960be1d8ef6cee6271 (diff)
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ramips: define GPIO chips separately for each SoCs
SVN-Revision: 26326
-rw-r--r--target/linux/ramips/files/arch/mips/include/asm/mach-ralink/rt288x/ralink_soc.h6
-rw-r--r--target/linux/ramips/files/arch/mips/include/asm/mach-ralink/rt288x_regs.h1
-rw-r--r--target/linux/ramips/files/arch/mips/include/asm/mach-ralink/rt305x/ralink_soc.h6
-rw-r--r--target/linux/ramips/files/arch/mips/include/asm/mach-ralink/rt305x_regs.h2
-rw-r--r--target/linux/ramips/files/arch/mips/ralink/common/gpio.c75
-rw-r--r--target/linux/ramips/files/arch/mips/ralink/rt288x/rt288x.c73
-rw-r--r--target/linux/ramips/files/arch/mips/ralink/rt305x/rt305x.c73
7 files changed, 152 insertions, 84 deletions
diff --git a/target/linux/ramips/files/arch/mips/include/asm/mach-ralink/rt288x/ralink_soc.h b/target/linux/ramips/files/arch/mips/include/asm/mach-ralink/rt288x/ralink_soc.h
index 60ca647d8c..73301e239f 100644
--- a/target/linux/ramips/files/arch/mips/include/asm/mach-ralink/rt288x/ralink_soc.h
+++ b/target/linux/ramips/files/arch/mips/include/asm/mach-ralink/rt288x/ralink_soc.h
@@ -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 */
diff --git a/target/linux/ramips/files/arch/mips/include/asm/mach-ralink/rt288x_regs.h b/target/linux/ramips/files/arch/mips/include/asm/mach-ralink/rt288x_regs.h
index a95cb82963..2ae26ef8b5 100644
--- a/target/linux/ramips/files/arch/mips/include/asm/mach-ralink/rt288x_regs.h
+++ b/target/linux/ramips/files/arch/mips/include/asm/mach-ralink/rt288x_regs.h
@@ -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)
diff --git a/target/linux/ramips/files/arch/mips/include/asm/mach-ralink/rt305x/ralink_soc.h b/target/linux/ramips/files/arch/mips/include/asm/mach-ralink/rt305x/ralink_soc.h
index fd0e8b3048..c3206ec13e 100644
--- a/target/linux/ramips/files/arch/mips/include/asm/mach-ralink/rt305x/ralink_soc.h
+++ b/target/linux/ramips/files/arch/mips/include/asm/mach-ralink/rt305x/ralink_soc.h
@@ -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 */
diff --git a/target/linux/ramips/files/arch/mips/include/asm/mach-ralink/rt305x_regs.h b/target/linux/ramips/files/arch/mips/include/asm/mach-ralink/rt305x_regs.h
index c4964b0b45..5970f7851c 100644
--- a/target/linux/ramips/files/arch/mips/include/asm/mach-ralink/rt305x_regs.h
+++ b/target/linux/ramips/files/arch/mips/include/asm/mach-ralink/rt305x_regs.h
@@ -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)
diff --git a/target/linux/ramips/files/arch/mips/ralink/common/gpio.c b/target/linux/ramips/files/arch/mips/ralink/common/gpio.c
index ebaceead0e..feb6cc2ec9 100644
--- a/target/linux/ramips/files/arch/mips/ralink/common/gpio.c
+++ b/target/linux/ramips/files/arch/mips/ralink/common/gpio.c
@@ -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;
}
diff --git a/target/linux/ramips/files/arch/mips/ralink/rt288x/rt288x.c b/target/linux/ramips/files/arch/mips/ralink/rt288x/rt288x.c
index c87a360294..53b1a69114 100644
--- a/target/linux/ramips/files/arch/mips/ralink/rt288x/rt288x.c
+++ b/target/linux/ramips/files/arch/mips/ralink/rt288x/rt288x.c
@@ -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);
diff --git a/target/linux/ramips/files/arch/mips/ralink/rt305x/rt305x.c b/target/linux/ramips/files/arch/mips/ralink/rt305x/rt305x.c
index 70f548a11d..5916888f06 100644
--- a/target/linux/ramips/files/arch/mips/ralink/rt305x/rt305x.c
+++ b/target/linux/ramips/files/arch/mips/ralink/rt305x/rt305x.c
@@ -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);