MIPS: ath79: simplify ath79_gpio_function_* routines
Make ath79_gpio_function_{en,dis}able to be wrappers
around ath79_gpio_function_setup.
Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
Patchwork: http://patchwork.linux-mips.org/patch/4871/
Signed-off-by: John Crispin <blogic@openwrt.org>
diff --git a/arch/mips/ath79/gpio.c b/arch/mips/ath79/gpio.c
index 662a10e..b7ed207 100644
--- a/arch/mips/ath79/gpio.c
+++ b/arch/mips/ath79/gpio.c
@@ -154,34 +154,6 @@
return ath79_gpio_base + reg;
}
-void ath79_gpio_function_enable(u32 mask)
-{
- void __iomem *reg = ath79_gpio_get_function_reg();
- unsigned long flags;
-
- spin_lock_irqsave(&ath79_gpio_lock, flags);
-
- __raw_writel(__raw_readl(reg) | mask, reg);
- /* flush write */
- __raw_readl(reg);
-
- spin_unlock_irqrestore(&ath79_gpio_lock, flags);
-}
-
-void ath79_gpio_function_disable(u32 mask)
-{
- void __iomem *reg = ath79_gpio_get_function_reg();
- unsigned long flags;
-
- spin_lock_irqsave(&ath79_gpio_lock, flags);
-
- __raw_writel(__raw_readl(reg) & ~mask, reg);
- /* flush write */
- __raw_readl(reg);
-
- spin_unlock_irqrestore(&ath79_gpio_lock, flags);
-}
-
void ath79_gpio_function_setup(u32 set, u32 clear)
{
void __iomem *reg = ath79_gpio_get_function_reg();
@@ -196,6 +168,16 @@
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);
+}
+
void __init ath79_gpio_init(void)
{
int err;