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path: root/drivers/gpio/gpio-samsung.c
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Diffstat (limited to 'drivers/gpio/gpio-samsung.c')
-rw-r--r--drivers/gpio/gpio-samsung.c67
1 files changed, 4 insertions, 63 deletions
diff --git a/drivers/gpio/gpio-samsung.c b/drivers/gpio/gpio-samsung.c
index b22ca7933745..a1392f47bbda 100644
--- a/drivers/gpio/gpio-samsung.c
+++ b/drivers/gpio/gpio-samsung.c
@@ -933,67 +933,6 @@ static void __init samsung_gpiolib_add(struct samsung_gpio_chip *chip)
s3c_gpiolib_track(chip);
}
-#if defined(CONFIG_PLAT_S3C24XX) && defined(CONFIG_OF)
-static int s3c24xx_gpio_xlate(struct gpio_chip *gc,
- const struct of_phandle_args *gpiospec, u32 *flags)
-{
- unsigned int pin;
-
- if (WARN_ON(gc->of_gpio_n_cells < 3))
- return -EINVAL;
-
- if (WARN_ON(gpiospec->args_count < gc->of_gpio_n_cells))
- return -EINVAL;
-
- if (gpiospec->args[0] > gc->ngpio)
- return -EINVAL;
-
- pin = gc->base + gpiospec->args[0];
-
- if (s3c_gpio_cfgpin(pin, S3C_GPIO_SFN(gpiospec->args[1])))
- pr_warn("gpio_xlate: failed to set pin function\n");
- if (s3c_gpio_setpull(pin, gpiospec->args[2] & 0xffff))
- pr_warn("gpio_xlate: failed to set pin pull up/down\n");
-
- if (flags)
- *flags = gpiospec->args[2] >> 16;
-
- return gpiospec->args[0];
-}
-
-static const struct of_device_id s3c24xx_gpio_dt_match[] __initdata = {
- { .compatible = "samsung,s3c24xx-gpio", },
- {}
-};
-
-static __init void s3c24xx_gpiolib_attach_ofnode(struct samsung_gpio_chip *chip,
- u64 base, u64 offset)
-{
- struct gpio_chip *gc = &chip->chip;
- u64 address;
-
- if (!of_have_populated_dt())
- return;
-
- address = chip->base ? base + ((u32)chip->base & 0xfff) : base + offset;
- gc->of_node = of_find_matching_node_by_address(NULL,
- s3c24xx_gpio_dt_match, address);
- if (!gc->of_node) {
- pr_info("gpio: device tree node not found for gpio controller"
- " with base address %08llx\n", address);
- return;
- }
- gc->of_gpio_n_cells = 3;
- gc->of_xlate = s3c24xx_gpio_xlate;
-}
-#else
-static __init void s3c24xx_gpiolib_attach_ofnode(struct samsung_gpio_chip *chip,
- u64 base, u64 offset)
-{
- return;
-}
-#endif /* defined(CONFIG_PLAT_S3C24XX) && defined(CONFIG_OF) */
-
static void __init s3c24xx_gpiolib_add_chips(struct samsung_gpio_chip *chip,
int nr_chips, void __iomem *base)
{
@@ -1018,8 +957,6 @@ static void __init s3c24xx_gpiolib_add_chips(struct samsung_gpio_chip *chip,
gc->direction_output = samsung_gpiolib_2bit_output;
samsung_gpiolib_add(chip);
-
- s3c24xx_gpiolib_attach_ofnode(chip, S3C24XX_PA_GPIO, i * 0x10);
}
}
@@ -3026,6 +2963,10 @@ static __init int samsung_gpiolib_init(void)
*/
struct device_node *pctrl_np;
static const struct of_device_id exynos_pinctrl_ids[] = {
+ { .compatible = "samsung,s3c2412-pinctrl", },
+ { .compatible = "samsung,s3c2416-pinctrl", },
+ { .compatible = "samsung,s3c2440-pinctrl", },
+ { .compatible = "samsung,s3c2450-pinctrl", },
{ .compatible = "samsung,exynos4210-pinctrl", },
{ .compatible = "samsung,exynos4x12-pinctrl", },
{ .compatible = "samsung,exynos5250-pinctrl", },