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authorjuhosg <juhosg@3c298f89-4303-0410-b956-a3cf2f4a3e73>2011-03-27 19:19:59 +0000
committerjuhosg <juhosg@3c298f89-4303-0410-b956-a3cf2f4a3e73>2011-03-27 19:19:59 +0000
commit6513a4df99b1abdc062779feccb98fc6cc1f07e0 (patch)
tree9dd7c796674149dd2c6509f7fd076dadccbd898d /target/linux/ramips/files/arch/mips/ralink
parent5045f0c4dada84278362a62d9ce4187467487422 (diff)
ramips: define GPIO chips separately for each SoCs
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@26326 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux/ramips/files/arch/mips/ralink')
-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
3 files changed, 149 insertions, 72 deletions
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 ebaceead0..feb6cc2ec 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 c87a36029..53b1a6911 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 70f548a11..5916888f0 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);