diff options
Diffstat (limited to 'arch/mips/ath79/gpio.c')
| -rw-r--r-- | arch/mips/ath79/gpio.c | 43 |
1 files changed, 0 insertions, 43 deletions
diff --git a/arch/mips/ath79/gpio.c b/arch/mips/ath79/gpio.c index f59ccb26520a..c3c92eb56e04 100644 --- a/arch/mips/ath79/gpio.c +++ b/arch/mips/ath79/gpio.c @@ -24,8 +24,6 @@ #include <linux/of_device.h> #include <asm/mach-ath79/ar71xx_regs.h> -#include <asm/mach-ath79/ath79.h> -#include "common.h" static void __iomem *ath79_gpio_base; static u32 ath79_gpio_count; @@ -139,47 +137,6 @@ static struct gpio_chip ath79_gpio_chip = { .base = 0, }; -static void __iomem *ath79_gpio_get_function_reg(void) -{ - u32 reg = 0; - - if (soc_is_ar71xx() || - soc_is_ar724x() || - soc_is_ar913x() || - soc_is_ar933x()) - reg = AR71XX_GPIO_REG_FUNC; - else if (soc_is_ar934x()) - reg = AR934X_GPIO_REG_FUNC; - else - BUG(); - - return ath79_gpio_base + reg; -} - -void ath79_gpio_function_setup(u32 set, u32 clear) -{ - void __iomem *reg = ath79_gpio_get_function_reg(); - unsigned long flags; - - spin_lock_irqsave(&ath79_gpio_lock, flags); - - __raw_writel((__raw_readl(reg) & ~clear) | set, reg); - /* flush write */ - __raw_readl(reg); - - spin_unlock_irqrestore(&ath79_gpio_lock, flags); -} - -void ath79_gpio_function_enable(u32 mask) -{ - ath79_gpio_function_setup(mask, 0); -} - -void ath79_gpio_function_disable(u32 mask) -{ - ath79_gpio_function_setup(0, mask); -} - static const struct of_device_id ath79_gpio_of_match[] = { { .compatible = "qca,ar7100-gpio" }, { .compatible = "qca,ar9340-gpio" }, |