ar71xx: use backported GPIO patches

Signed-off-by: Gabor Juhos <juhosg@openwrt.org>

SVN-Revision: 35875

target/linux/ar71xx/patches-3.8/007-MIPS-ath79-fix-GPIO-function-selection-for-AR934x-So.patch

@@ -1,10 +1,12 @@
-From 177dc53a07e2c660d1c1a6cec4576c802325e330 Mon Sep 17 00:00:00 2001
+From 2e6a41e0be6a09ed839e3afbe1fb413a015d8870 Mon Sep 17 00:00:00 2001
 From: Gabor Juhos <juhosg@openwrt.org>
-Date: Wed, 14 Nov 2012 09:02:01 +0100
+Date: Tue, 29 Jan 2013 08:19:12 +0000
 Subject: [PATCH] MIPS: ath79: fix GPIO function selection for AR934x SoCs
 
+commit 8838becdf5f7261d7f5dfbbe957fe9b9ed188aec upstream.
+
 GPIO function selection is not working on the AR934x
-SoCs because the offset of the  function selection
+SoCs because the offset of the function selection
 register is different on those.
 
 Add a helper routine which returns the correct
@@ -12,6 +14,8 @@ register address based on the SoC type, and use
 that in the 'ath79_gpio_function_*' routines.
 
 Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
+Patchwork: http://patchwork.linux-mips.org/patch/4870/
+Signed-off-by: John Crispin <blogic@openwrt.org>
 ---
  arch/mips/ath79/gpio.c                         |   38 ++++++++++++++++--------
  arch/mips/include/asm/mach-ath79/ar71xx_regs.h |    2 ++
@@ -95,7 +99,7 @@ Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
  }
 --- a/arch/mips/include/asm/mach-ath79/ar71xx_regs.h
 +++ b/arch/mips/include/asm/mach-ath79/ar71xx_regs.h
-@@ -521,6 +521,8 @@
+@@ -401,6 +401,8 @@
  #define AR71XX_GPIO_REG_INT_ENABLE	0x24
  #define AR71XX_GPIO_REG_FUNC		0x28
  

target/linux/ar71xx/patches-3.8/008-MIPS-ath79-simplify-ath79_gpio_function_-routines.patch

@@ -0,0 +1,72 @@
+From 6c888a88f2a9939182bf41151f079a6b59f1593c Mon Sep 17 00:00:00 2001
+From: Gabor Juhos <juhosg@openwrt.org>
+Date: Tue, 29 Jan 2013 08:19:13 +0000
+Subject: [PATCH] MIPS: ath79: simplify ath79_gpio_function_* routines
+
+commit f160a289e0e8848391f5ec48ff1a014b9c04b162 upstream.
+
+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>
+---
+ arch/mips/ath79/gpio.c |   30 ++++++------------------------
+ 1 file changed, 6 insertions(+), 24 deletions(-)
+
+--- a/arch/mips/ath79/gpio.c
++++ b/arch/mips/ath79/gpio.c
+@@ -154,46 +154,28 @@ static void __iomem *ath79_gpio_get_func
+ 	return ath79_gpio_base + reg;
+ }
+ 
+-void ath79_gpio_function_enable(u32 mask)
++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) | mask, reg);
++	__raw_writel((__raw_readl(reg) & ~clear) | set, reg);
+ 	/* flush write */
+ 	__raw_readl(reg);
+ 
+ 	spin_unlock_irqrestore(&ath79_gpio_lock, flags);
+ }
+ 
+-void ath79_gpio_function_disable(u32 mask)
++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);
++	ath79_gpio_function_setup(mask, 0);
+ }
+ 
+-void ath79_gpio_function_setup(u32 set, u32 clear)
++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) & ~clear) | set, reg);
+-	/* flush write */
+-	__raw_readl(reg);
+-
+-	spin_unlock_irqrestore(&ath79_gpio_lock, flags);
++	ath79_gpio_function_setup(0, mask);
+ }
+ 
+ void __init ath79_gpio_init(void)

target/linux/ar71xx/patches-3.8/164-MIPS-ath79-add-GPIO-setup-code-for-the-QCA955X-SoCs.patch

@@ -11,7 +11,7 @@ Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
 
 --- a/arch/mips/ath79/gpio.c
 +++ b/arch/mips/ath79/gpio.c
-@@ -198,12 +198,14 @@ void __init ath79_gpio_init(void)
+@@ -194,12 +194,14 @@ void __init ath79_gpio_init(void)
  		ath79_gpio_count = AR933X_GPIO_COUNT;
  	else if (soc_is_ar934x())
  		ath79_gpio_count = AR934X_GPIO_COUNT;
@@ -29,7 +29,7 @@ Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
  	}
 --- a/arch/mips/include/asm/mach-ath79/ar71xx_regs.h
 +++ b/arch/mips/include/asm/mach-ath79/ar71xx_regs.h
-@@ -507,6 +507,7 @@
+@@ -509,6 +509,7 @@
  #define AR913X_GPIO_COUNT		22
  #define AR933X_GPIO_COUNT		30
  #define AR934X_GPIO_COUNT		23

target/linux/ar71xx/patches-3.8/505-MIPS-ath79-add-ath79_gpio_function_select.patch

@@ -10,8 +10,8 @@
  #endif /* __ATH79_COMMON_H */
 --- a/arch/mips/ath79/gpio.c
 +++ b/arch/mips/ath79/gpio.c
-@@ -198,6 +198,34 @@ void ath79_gpio_function_setup(u32 set,
+@@ -180,6 +180,34 @@ void ath79_gpio_function_disable(u32 mas
- 	spin_unlock_irqrestore(&ath79_gpio_lock, flags);
+ 	ath79_gpio_function_setup(0, mask);
  }
  
 +void __init ath79_gpio_output_select(unsigned gpio, u8 val)