[PATCH 06/15] ARM i.MX: Use platform_device_id for gpio driver
Sascha Hauer
s.hauer at pengutronix.de
Wed Sep 12 16:06:38 EDT 2012
So we get the type of the gpio controller from the device
Signed-off-by: Sascha Hauer <s.hauer at pengutronix.de>
---
arch/arm/mach-imx/gpio.c | 72 +++++++++++++++++++++++++++++----------------
arch/arm/mach-imx/imx1.c | 8 ++---
arch/arm/mach-imx/imx21.c | 12 ++++----
arch/arm/mach-imx/imx25.c | 8 ++---
arch/arm/mach-imx/imx27.c | 15 +++++-----
arch/arm/mach-imx/imx31.c | 6 ++--
arch/arm/mach-imx/imx35.c | 6 ++--
arch/arm/mach-imx/imx51.c | 8 ++---
arch/arm/mach-imx/imx53.c | 14 ++++-----
arch/arm/mach-imx/imx6.c | 14 ++++-----
10 files changed, 91 insertions(+), 72 deletions(-)
diff --git a/arch/arm/mach-imx/gpio.c b/arch/arm/mach-imx/gpio.c
index 8d5d4ce..b7426fe 100644
--- a/arch/arm/mach-imx/gpio.c
+++ b/arch/arm/mach-imx/gpio.c
@@ -30,28 +30,28 @@
#include <gpio.h>
#include <init.h>
-#if defined CONFIG_ARCH_IMX1 || defined CONFIG_ARCH_IMX21 || defined CONFIG_ARCH_IMX27
-#define GPIO_DR 0x1c
-#define GPIO_GDIR 0x00
-#define GPIO_PSR 0x24
-#define GPIO_ICR1 0x28
-#define GPIO_ICR2 0x2C
-#define GPIO_IMR 0x30
-#define GPIO_ISR 0x34
-#else
-#define GPIO_DR 0x00
-#define GPIO_GDIR 0x04
-#define GPIO_PSR 0x08
-#define GPIO_ICR1 0x0C
-#define GPIO_ICR2 0x10
-#define GPIO_IMR 0x14
-#define GPIO_ISR 0x18
-#define GPIO_ISR 0x18
-#endif
-
struct imx_gpio_chip {
void __iomem *base;
struct gpio_chip chip;
+ struct imx_gpio_regs *regs;
+};
+
+struct imx_gpio_regs {
+ unsigned int dr;
+ unsigned int gdir;
+ unsigned int psr;
+};
+
+static struct imx_gpio_regs regs_imx1 = {
+ .dr = 0x1c,
+ .gdir = 0x00,
+ .psr = 0x24,
+};
+
+static struct imx_gpio_regs regs_imx31 = {
+ .dr = 0x00,
+ .gdir = 0x04,
+ .psr = 0x08,
};
static void imx_gpio_set_value(struct gpio_chip *chip, unsigned gpio, int value)
@@ -63,14 +63,14 @@ static void imx_gpio_set_value(struct gpio_chip *chip, unsigned gpio, int value)
if (!base)
return;
- val = readl(base + GPIO_DR);
+ val = readl(base + imxgpio->regs->dr);
if (value)
val |= 1 << gpio;
else
val &= ~(1 << gpio);
- writel(val, base + GPIO_DR);
+ writel(val, base + imxgpio->regs->dr);
}
static int imx_gpio_direction_input(struct gpio_chip *chip, unsigned gpio)
@@ -82,9 +82,9 @@ static int imx_gpio_direction_input(struct gpio_chip *chip, unsigned gpio)
if (!base)
return -EINVAL;
- val = readl(base + GPIO_GDIR);
+ val = readl(base + imxgpio->regs->gdir);
val &= ~(1 << gpio);
- writel(val, base + GPIO_GDIR);
+ writel(val, base + imxgpio->regs->gdir);
return 0;
}
@@ -98,9 +98,9 @@ static int imx_gpio_direction_output(struct gpio_chip *chip, unsigned gpio, int
gpio_set_value(gpio + chip->base, value);
- val = readl(base + GPIO_GDIR);
+ val = readl(base + imxgpio->regs->gdir);
val |= 1 << gpio;
- writel(val, base + GPIO_GDIR);
+ writel(val, base + imxgpio->regs->gdir);
return 0;
}
@@ -111,7 +111,7 @@ static int imx_gpio_get_value(struct gpio_chip *chip, unsigned gpio)
void __iomem *base = imxgpio->base;
u32 val;
- val = readl(base + GPIO_PSR);
+ val = readl(base + imxgpio->regs->psr);
return val & (1 << gpio) ? 1 : 0;
}
@@ -126,6 +126,12 @@ static struct gpio_ops imx_gpio_ops = {
static int imx_gpio_probe(struct device_d *dev)
{
struct imx_gpio_chip *imxgpio;
+ struct imx_gpio_regs *regs;
+ int ret;
+
+ ret = dev_get_drvdata(dev, (unsigned long *)®s);
+ if (ret)
+ return ret;
imxgpio = xzalloc(sizeof(*imxgpio));
imxgpio->base = dev_request_mem_region(dev, 0);
@@ -133,6 +139,7 @@ static int imx_gpio_probe(struct device_d *dev)
imxgpio->chip.base = -1;
imxgpio->chip.ngpio = 32;
imxgpio->chip.dev = dev;
+ imxgpio->regs = regs;
gpiochip_add(&imxgpio->chip);
dev_info(dev, "probed gpiochip%d with base %d\n", dev->id, imxgpio->chip.base);
@@ -140,9 +147,22 @@ static int imx_gpio_probe(struct device_d *dev)
return 0;
}
+static struct platform_device_id imx_gpio_ids[] = {
+ {
+ .name = "imx1-gpio",
+ .driver_data = (unsigned long)®s_imx1,
+ }, {
+ .name = "imx31-gpio",
+ .driver_data = (unsigned long)®s_imx31,
+ }, {
+ /* sentinel */
+ },
+};
+
static struct driver_d imx_gpio_driver = {
.name = "imx-gpio",
.probe = imx_gpio_probe,
+ .id_table = imx_gpio_ids,
};
static int imx_gpio_add(void)
diff --git a/arch/arm/mach-imx/imx1.c b/arch/arm/mach-imx/imx1.c
index 5a000bc..a81b244 100644
--- a/arch/arm/mach-imx/imx1.c
+++ b/arch/arm/mach-imx/imx1.c
@@ -20,10 +20,10 @@
static int imx1_init(void)
{
- add_generic_device("imx-gpio", 0, NULL, 0x0021c000, 0x100, IORESOURCE_MEM, NULL);
- add_generic_device("imx-gpio", 1, NULL, 0x0021c100, 0x100, IORESOURCE_MEM, NULL);
- add_generic_device("imx-gpio", 2, NULL, 0x0021c200, 0x100, IORESOURCE_MEM, NULL);
- add_generic_device("imx-gpio", 3, NULL, 0x0021c300, 0x100, IORESOURCE_MEM, NULL);
+ add_generic_device("imx1-gpio", 0, NULL, 0x0021c000, 0x100, IORESOURCE_MEM, NULL);
+ add_generic_device("imx1-gpio", 1, NULL, 0x0021c100, 0x100, IORESOURCE_MEM, NULL);
+ add_generic_device("imx1-gpio", 2, NULL, 0x0021c200, 0x100, IORESOURCE_MEM, NULL);
+ add_generic_device("imx1-gpio", 3, NULL, 0x0021c300, 0x100, IORESOURCE_MEM, NULL);
return 0;
}
diff --git a/arch/arm/mach-imx/imx21.c b/arch/arm/mach-imx/imx21.c
index 85590ee..619a826 100644
--- a/arch/arm/mach-imx/imx21.c
+++ b/arch/arm/mach-imx/imx21.c
@@ -28,12 +28,12 @@ int imx_silicon_revision(void)
static int imx21_init(void)
{
- add_generic_device("imx-gpio", 0, NULL, 0x10015000, 0x100, IORESOURCE_MEM, NULL);
- add_generic_device("imx-gpio", 1, NULL, 0x10015100, 0x100, IORESOURCE_MEM, NULL);
- add_generic_device("imx-gpio", 2, NULL, 0x10015200, 0x100, IORESOURCE_MEM, NULL);
- add_generic_device("imx-gpio", 3, NULL, 0x10015300, 0x100, IORESOURCE_MEM, NULL);
- add_generic_device("imx-gpio", 4, NULL, 0x10015400, 0x100, IORESOURCE_MEM, NULL);
- add_generic_device("imx-gpio", 5, NULL, 0x10015500, 0x100, IORESOURCE_MEM, NULL);
+ add_generic_device("imx1-gpio", 0, NULL, 0x10015000, 0x100, IORESOURCE_MEM, NULL);
+ add_generic_device("imx1-gpio", 1, NULL, 0x10015100, 0x100, IORESOURCE_MEM, NULL);
+ add_generic_device("imx1-gpio", 2, NULL, 0x10015200, 0x100, IORESOURCE_MEM, NULL);
+ add_generic_device("imx1-gpio", 3, NULL, 0x10015300, 0x100, IORESOURCE_MEM, NULL);
+ add_generic_device("imx1-gpio", 4, NULL, 0x10015400, 0x100, IORESOURCE_MEM, NULL);
+ add_generic_device("imx1-gpio", 5, NULL, 0x10015500, 0x100, IORESOURCE_MEM, NULL);
return 0;
}
diff --git a/arch/arm/mach-imx/imx25.c b/arch/arm/mach-imx/imx25.c
index d605022..183a492 100644
--- a/arch/arm/mach-imx/imx25.c
+++ b/arch/arm/mach-imx/imx25.c
@@ -48,10 +48,10 @@ static int imx25_init(void)
add_generic_device("imx_iim", 0, NULL, IMX_IIM_BASE, SZ_4K,
IORESOURCE_MEM, &imx25_iim_pdata);
- add_generic_device("imx-gpio", 0, NULL, 0x53fcc000, 0x1000, IORESOURCE_MEM, NULL);
- add_generic_device("imx-gpio", 1, NULL, 0x53fd0000, 0x1000, IORESOURCE_MEM, NULL);
- add_generic_device("imx-gpio", 2, NULL, 0x53fa4000, 0x1000, IORESOURCE_MEM, NULL);
- add_generic_device("imx-gpio", 3, NULL, 0x53f9c000, 0x1000, IORESOURCE_MEM, NULL);
+ add_generic_device("imx31-gpio", 0, NULL, 0x53fcc000, 0x1000, IORESOURCE_MEM, NULL);
+ add_generic_device("imx31-gpio", 1, NULL, 0x53fd0000, 0x1000, IORESOURCE_MEM, NULL);
+ add_generic_device("imx31-gpio", 2, NULL, 0x53fa4000, 0x1000, IORESOURCE_MEM, NULL);
+ add_generic_device("imx31-gpio", 3, NULL, 0x53f9c000, 0x1000, IORESOURCE_MEM, NULL);
return 0;
}
coredevice_initcall(imx25_init);
diff --git a/arch/arm/mach-imx/imx27.c b/arch/arm/mach-imx/imx27.c
index c6e6942..8f0461d 100644
--- a/arch/arm/mach-imx/imx27.c
+++ b/arch/arm/mach-imx/imx27.c
@@ -72,13 +72,12 @@ static int imx27_init(void)
IORESOURCE_MEM, NULL);
imx27_init_max();
-
- add_generic_device("imx-gpio", 0, NULL, 0x10015000, 0x100, IORESOURCE_MEM, NULL);
- add_generic_device("imx-gpio", 1, NULL, 0x10015100, 0x100, IORESOURCE_MEM, NULL);
- add_generic_device("imx-gpio", 2, NULL, 0x10015200, 0x100, IORESOURCE_MEM, NULL);
- add_generic_device("imx-gpio", 3, NULL, 0x10015300, 0x100, IORESOURCE_MEM, NULL);
- add_generic_device("imx-gpio", 4, NULL, 0x10015400, 0x100, IORESOURCE_MEM, NULL);
- add_generic_device("imx-gpio", 5, NULL, 0x10015500, 0x100, IORESOURCE_MEM, NULL);
+ add_generic_device("imx1-gpio", 0, NULL, 0x10015000, 0x100, IORESOURCE_MEM, NULL);
+ add_generic_device("imx1-gpio", 1, NULL, 0x10015100, 0x100, IORESOURCE_MEM, NULL);
+ add_generic_device("imx1-gpio", 2, NULL, 0x10015200, 0x100, IORESOURCE_MEM, NULL);
+ add_generic_device("imx1-gpio", 3, NULL, 0x10015300, 0x100, IORESOURCE_MEM, NULL);
+ add_generic_device("imx1-gpio", 4, NULL, 0x10015400, 0x100, IORESOURCE_MEM, NULL);
+ add_generic_device("imx1-gpio", 5, NULL, 0x10015500, 0x100, IORESOURCE_MEM, NULL);
return 0;
}
-coredevice_initcall(imx27_init);
+console_initcall(imx27_init);
diff --git a/arch/arm/mach-imx/imx31.c b/arch/arm/mach-imx/imx31.c
index 90dc4e3..faad11e 100644
--- a/arch/arm/mach-imx/imx31.c
+++ b/arch/arm/mach-imx/imx31.c
@@ -25,9 +25,9 @@ static int imx31_init(void)
add_generic_device("imx_iim", 0, NULL, IMX_IIM_BASE, SZ_4K,
IORESOURCE_MEM, NULL);
- add_generic_device("imx-gpio", 0, NULL, 0x53fcc000, 0x1000, IORESOURCE_MEM, NULL);
- add_generic_device("imx-gpio", 1, NULL, 0x53fd0000, 0x1000, IORESOURCE_MEM, NULL);
- add_generic_device("imx-gpio", 2, NULL, 0x53fa4000, 0x1000, IORESOURCE_MEM, NULL);
+ add_generic_device("imx31-gpio", 0, NULL, 0x53fcc000, 0x1000, IORESOURCE_MEM, NULL);
+ add_generic_device("imx31-gpio", 1, NULL, 0x53fd0000, 0x1000, IORESOURCE_MEM, NULL);
+ add_generic_device("imx31-gpio", 2, NULL, 0x53fa4000, 0x1000, IORESOURCE_MEM, NULL);
return 0;
}
diff --git a/arch/arm/mach-imx/imx35.c b/arch/arm/mach-imx/imx35.c
index efbee98..6952219 100644
--- a/arch/arm/mach-imx/imx35.c
+++ b/arch/arm/mach-imx/imx35.c
@@ -56,9 +56,9 @@ static int imx35_init(void)
add_generic_device("imx_iim", 0, NULL, IMX_IIM_BASE, SZ_4K,
IORESOURCE_MEM, NULL);
- add_generic_device("imx-gpio", 0, NULL, 0x53fcc000, 0x1000, IORESOURCE_MEM, NULL);
- add_generic_device("imx-gpio", 1, NULL, 0x53fd0000, 0x1000, IORESOURCE_MEM, NULL);
- add_generic_device("imx-gpio", 2, NULL, 0x53fa4000, 0x1000, IORESOURCE_MEM, NULL);
+ add_generic_device("imx31-gpio", 0, NULL, 0x53fcc000, 0x1000, IORESOURCE_MEM, NULL);
+ add_generic_device("imx31-gpio", 1, NULL, 0x53fd0000, 0x1000, IORESOURCE_MEM, NULL);
+ add_generic_device("imx31-gpio", 2, NULL, 0x53fa4000, 0x1000, IORESOURCE_MEM, NULL);
return 0;
}
diff --git a/arch/arm/mach-imx/imx51.c b/arch/arm/mach-imx/imx51.c
index e43cc65..6a394bf 100644
--- a/arch/arm/mach-imx/imx51.c
+++ b/arch/arm/mach-imx/imx51.c
@@ -78,10 +78,10 @@ static int imx51_init(void)
add_generic_device("imx_iim", 0, NULL, MX51_IIM_BASE_ADDR, SZ_4K,
IORESOURCE_MEM, NULL);
- add_generic_device("imx-gpio", 0, NULL, 0x73f84000, 0x1000, IORESOURCE_MEM, NULL);
- add_generic_device("imx-gpio", 1, NULL, 0x73f88000, 0x1000, IORESOURCE_MEM, NULL);
- add_generic_device("imx-gpio", 2, NULL, 0x73f8c000, 0x1000, IORESOURCE_MEM, NULL);
- add_generic_device("imx-gpio", 3, NULL, 0x73f90000, 0x1000, IORESOURCE_MEM, NULL);
+ add_generic_device("imx31-gpio", 0, NULL, 0x73f84000, 0x1000, IORESOURCE_MEM, NULL);
+ add_generic_device("imx31-gpio", 1, NULL, 0x73f88000, 0x1000, IORESOURCE_MEM, NULL);
+ add_generic_device("imx31-gpio", 2, NULL, 0x73f8c000, 0x1000, IORESOURCE_MEM, NULL);
+ add_generic_device("imx31-gpio", 3, NULL, 0x73f90000, 0x1000, IORESOURCE_MEM, NULL);
return 0;
}
diff --git a/arch/arm/mach-imx/imx53.c b/arch/arm/mach-imx/imx53.c
index cb94575..228e47d 100644
--- a/arch/arm/mach-imx/imx53.c
+++ b/arch/arm/mach-imx/imx53.c
@@ -74,13 +74,13 @@ static int imx53_init(void)
add_generic_device("imx_iim", 0, NULL, MX53_IIM_BASE_ADDR, SZ_4K,
IORESOURCE_MEM, NULL);
- add_generic_device("imx-gpio", 0, NULL, MX53_GPIO1_BASE_ADDR, 0x1000, IORESOURCE_MEM, NULL);
- add_generic_device("imx-gpio", 1, NULL, MX53_GPIO2_BASE_ADDR, 0x1000, IORESOURCE_MEM, NULL);
- add_generic_device("imx-gpio", 2, NULL, MX53_GPIO3_BASE_ADDR, 0x1000, IORESOURCE_MEM, NULL);
- add_generic_device("imx-gpio", 3, NULL, MX53_GPIO4_BASE_ADDR, 0x1000, IORESOURCE_MEM, NULL);
- add_generic_device("imx-gpio", 4, NULL, MX53_GPIO5_BASE_ADDR, 0x1000, IORESOURCE_MEM, NULL);
- add_generic_device("imx-gpio", 5, NULL, MX53_GPIO6_BASE_ADDR, 0x1000, IORESOURCE_MEM, NULL);
- add_generic_device("imx-gpio", 6, NULL, MX53_GPIO7_BASE_ADDR, 0x1000, IORESOURCE_MEM, NULL);
+ add_generic_device("imx31-gpio", 0, NULL, MX53_GPIO1_BASE_ADDR, 0x1000, IORESOURCE_MEM, NULL);
+ add_generic_device("imx31-gpio", 1, NULL, MX53_GPIO2_BASE_ADDR, 0x1000, IORESOURCE_MEM, NULL);
+ add_generic_device("imx31-gpio", 2, NULL, MX53_GPIO3_BASE_ADDR, 0x1000, IORESOURCE_MEM, NULL);
+ add_generic_device("imx31-gpio", 3, NULL, MX53_GPIO4_BASE_ADDR, 0x1000, IORESOURCE_MEM, NULL);
+ add_generic_device("imx31-gpio", 4, NULL, MX53_GPIO5_BASE_ADDR, 0x1000, IORESOURCE_MEM, NULL);
+ add_generic_device("imx31-gpio", 5, NULL, MX53_GPIO6_BASE_ADDR, 0x1000, IORESOURCE_MEM, NULL);
+ add_generic_device("imx31-gpio", 6, NULL, MX53_GPIO7_BASE_ADDR, 0x1000, IORESOURCE_MEM, NULL);
return 0;
}
coredevice_initcall(imx53_init);
diff --git a/arch/arm/mach-imx/imx6.c b/arch/arm/mach-imx/imx6.c
index c693724..085b5c8 100644
--- a/arch/arm/mach-imx/imx6.c
+++ b/arch/arm/mach-imx/imx6.c
@@ -58,13 +58,13 @@ void imx6_init_lowlevel(void)
static int imx6_init(void)
{
- add_generic_device("imx-gpio", 0, NULL, MX6_GPIO1_BASE_ADDR, 0x4000, IORESOURCE_MEM, NULL);
- add_generic_device("imx-gpio", 1, NULL, MX6_GPIO2_BASE_ADDR, 0x4000, IORESOURCE_MEM, NULL);
- add_generic_device("imx-gpio", 2, NULL, MX6_GPIO3_BASE_ADDR, 0x4000, IORESOURCE_MEM, NULL);
- add_generic_device("imx-gpio", 3, NULL, MX6_GPIO4_BASE_ADDR, 0x4000, IORESOURCE_MEM, NULL);
- add_generic_device("imx-gpio", 4, NULL, MX6_GPIO5_BASE_ADDR, 0x4000, IORESOURCE_MEM, NULL);
- add_generic_device("imx-gpio", 5, NULL, MX6_GPIO6_BASE_ADDR, 0x4000, IORESOURCE_MEM, NULL);
- add_generic_device("imx-gpio", 6, NULL, MX6_GPIO7_BASE_ADDR, 0x4000, IORESOURCE_MEM, NULL);
+ add_generic_device("imx31-gpio", 0, NULL, MX6_GPIO1_BASE_ADDR, 0x4000, IORESOURCE_MEM, NULL);
+ add_generic_device("imx31-gpio", 1, NULL, MX6_GPIO2_BASE_ADDR, 0x4000, IORESOURCE_MEM, NULL);
+ add_generic_device("imx31-gpio", 2, NULL, MX6_GPIO3_BASE_ADDR, 0x4000, IORESOURCE_MEM, NULL);
+ add_generic_device("imx31-gpio", 3, NULL, MX6_GPIO4_BASE_ADDR, 0x4000, IORESOURCE_MEM, NULL);
+ add_generic_device("imx31-gpio", 4, NULL, MX6_GPIO5_BASE_ADDR, 0x4000, IORESOURCE_MEM, NULL);
+ add_generic_device("imx31-gpio", 5, NULL, MX6_GPIO6_BASE_ADDR, 0x4000, IORESOURCE_MEM, NULL);
+ add_generic_device("imx31-gpio", 6, NULL, MX6_GPIO7_BASE_ADDR, 0x4000, IORESOURCE_MEM, NULL);
return 0;
}
--
1.7.10.4
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