SAMSUNG: make s5p common gpio functions

Because of s5pc1xx gpio is same as s5p seires SoC,
move gpio functions to drvier/gpio/
and modify structure's name from s5pc1xx_ to s5p_.

Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>
diff --git a/arch/arm/cpu/arm_cortexa8/s5pc1xx/Makefile b/arch/arm/cpu/arm_cortexa8/s5pc1xx/Makefile
index 01c93fe..3785593 100644
--- a/arch/arm/cpu/arm_cortexa8/s5pc1xx/Makefile
+++ b/arch/arm/cpu/arm_cortexa8/s5pc1xx/Makefile
@@ -33,7 +33,6 @@
 
 COBJS	+= clock.o
 COBJS	+= cpu_info.o
-COBJS	+= gpio.o
 COBJS	+= sromc.o
 COBJS	+= timer.o
 
diff --git a/arch/arm/include/asm/arch-s5pc1xx/gpio.h b/arch/arm/include/asm/arch-s5pc1xx/gpio.h
index 8e4bb86..9a7faed 100644
--- a/arch/arm/include/asm/arch-s5pc1xx/gpio.h
+++ b/arch/arm/include/asm/arch-s5pc1xx/gpio.h
@@ -22,7 +22,7 @@
 #define __ASM_ARCH_GPIO_H
 
 #ifndef __ASSEMBLY__
-struct s5pc1xx_gpio_bank {
+struct s5p_gpio_bank {
 	unsigned int	con;
 	unsigned int	dat;
 	unsigned int	pull;
@@ -33,107 +33,107 @@
 };
 
 struct s5pc100_gpio {
-	struct s5pc1xx_gpio_bank gpio_a0;
-	struct s5pc1xx_gpio_bank gpio_a1;
-	struct s5pc1xx_gpio_bank gpio_b;
-	struct s5pc1xx_gpio_bank gpio_c;
-	struct s5pc1xx_gpio_bank gpio_d;
-	struct s5pc1xx_gpio_bank gpio_e0;
-	struct s5pc1xx_gpio_bank gpio_e1;
-	struct s5pc1xx_gpio_bank gpio_f0;
-	struct s5pc1xx_gpio_bank gpio_f1;
-	struct s5pc1xx_gpio_bank gpio_f2;
-	struct s5pc1xx_gpio_bank gpio_f3;
-	struct s5pc1xx_gpio_bank gpio_g0;
-	struct s5pc1xx_gpio_bank gpio_g1;
-	struct s5pc1xx_gpio_bank gpio_g2;
-	struct s5pc1xx_gpio_bank gpio_g3;
-	struct s5pc1xx_gpio_bank gpio_i;
-	struct s5pc1xx_gpio_bank gpio_j0;
-	struct s5pc1xx_gpio_bank gpio_j1;
-	struct s5pc1xx_gpio_bank gpio_j2;
-	struct s5pc1xx_gpio_bank gpio_j3;
-	struct s5pc1xx_gpio_bank gpio_j4;
-	struct s5pc1xx_gpio_bank gpio_k0;
-	struct s5pc1xx_gpio_bank gpio_k1;
-	struct s5pc1xx_gpio_bank gpio_k2;
-	struct s5pc1xx_gpio_bank gpio_k3;
-	struct s5pc1xx_gpio_bank gpio_l0;
-	struct s5pc1xx_gpio_bank gpio_l1;
-	struct s5pc1xx_gpio_bank gpio_l2;
-	struct s5pc1xx_gpio_bank gpio_l3;
-	struct s5pc1xx_gpio_bank gpio_l4;
-	struct s5pc1xx_gpio_bank gpio_h0;
-	struct s5pc1xx_gpio_bank gpio_h1;
-	struct s5pc1xx_gpio_bank gpio_h2;
-	struct s5pc1xx_gpio_bank gpio_h3;
+	struct s5p_gpio_bank gpio_a0;
+	struct s5p_gpio_bank gpio_a1;
+	struct s5p_gpio_bank gpio_b;
+	struct s5p_gpio_bank gpio_c;
+	struct s5p_gpio_bank gpio_d;
+	struct s5p_gpio_bank gpio_e0;
+	struct s5p_gpio_bank gpio_e1;
+	struct s5p_gpio_bank gpio_f0;
+	struct s5p_gpio_bank gpio_f1;
+	struct s5p_gpio_bank gpio_f2;
+	struct s5p_gpio_bank gpio_f3;
+	struct s5p_gpio_bank gpio_g0;
+	struct s5p_gpio_bank gpio_g1;
+	struct s5p_gpio_bank gpio_g2;
+	struct s5p_gpio_bank gpio_g3;
+	struct s5p_gpio_bank gpio_i;
+	struct s5p_gpio_bank gpio_j0;
+	struct s5p_gpio_bank gpio_j1;
+	struct s5p_gpio_bank gpio_j2;
+	struct s5p_gpio_bank gpio_j3;
+	struct s5p_gpio_bank gpio_j4;
+	struct s5p_gpio_bank gpio_k0;
+	struct s5p_gpio_bank gpio_k1;
+	struct s5p_gpio_bank gpio_k2;
+	struct s5p_gpio_bank gpio_k3;
+	struct s5p_gpio_bank gpio_l0;
+	struct s5p_gpio_bank gpio_l1;
+	struct s5p_gpio_bank gpio_l2;
+	struct s5p_gpio_bank gpio_l3;
+	struct s5p_gpio_bank gpio_l4;
+	struct s5p_gpio_bank gpio_h0;
+	struct s5p_gpio_bank gpio_h1;
+	struct s5p_gpio_bank gpio_h2;
+	struct s5p_gpio_bank gpio_h3;
 };
 
 struct s5pc110_gpio {
-	struct s5pc1xx_gpio_bank gpio_a0;
-	struct s5pc1xx_gpio_bank gpio_a1;
-	struct s5pc1xx_gpio_bank gpio_b;
-	struct s5pc1xx_gpio_bank gpio_c0;
-	struct s5pc1xx_gpio_bank gpio_c1;
-	struct s5pc1xx_gpio_bank gpio_d0;
-	struct s5pc1xx_gpio_bank gpio_d1;
-	struct s5pc1xx_gpio_bank gpio_e0;
-	struct s5pc1xx_gpio_bank gpio_e1;
-	struct s5pc1xx_gpio_bank gpio_f0;
-	struct s5pc1xx_gpio_bank gpio_f1;
-	struct s5pc1xx_gpio_bank gpio_f2;
-	struct s5pc1xx_gpio_bank gpio_f3;
-	struct s5pc1xx_gpio_bank gpio_g0;
-	struct s5pc1xx_gpio_bank gpio_g1;
-	struct s5pc1xx_gpio_bank gpio_g2;
-	struct s5pc1xx_gpio_bank gpio_g3;
-	struct s5pc1xx_gpio_bank gpio_i;
-	struct s5pc1xx_gpio_bank gpio_j0;
-	struct s5pc1xx_gpio_bank gpio_j1;
-	struct s5pc1xx_gpio_bank gpio_j2;
-	struct s5pc1xx_gpio_bank gpio_j3;
-	struct s5pc1xx_gpio_bank gpio_j4;
-	struct s5pc1xx_gpio_bank gpio_mp0_1;
-	struct s5pc1xx_gpio_bank gpio_mp0_2;
-	struct s5pc1xx_gpio_bank gpio_mp0_3;
-	struct s5pc1xx_gpio_bank gpio_mp0_4;
-	struct s5pc1xx_gpio_bank gpio_mp0_5;
-	struct s5pc1xx_gpio_bank gpio_mp0_6;
-	struct s5pc1xx_gpio_bank gpio_mp0_7;
-	struct s5pc1xx_gpio_bank gpio_mp1_0;
-	struct s5pc1xx_gpio_bank gpio_mp1_1;
-	struct s5pc1xx_gpio_bank gpio_mp1_2;
-	struct s5pc1xx_gpio_bank gpio_mp1_3;
-	struct s5pc1xx_gpio_bank gpio_mp1_4;
-	struct s5pc1xx_gpio_bank gpio_mp1_5;
-	struct s5pc1xx_gpio_bank gpio_mp1_6;
-	struct s5pc1xx_gpio_bank gpio_mp1_7;
-	struct s5pc1xx_gpio_bank gpio_mp1_8;
-	struct s5pc1xx_gpio_bank gpio_mp2_0;
-	struct s5pc1xx_gpio_bank gpio_mp2_1;
-	struct s5pc1xx_gpio_bank gpio_mp2_2;
-	struct s5pc1xx_gpio_bank gpio_mp2_3;
-	struct s5pc1xx_gpio_bank gpio_mp2_4;
-	struct s5pc1xx_gpio_bank gpio_mp2_5;
-	struct s5pc1xx_gpio_bank gpio_mp2_6;
-	struct s5pc1xx_gpio_bank gpio_mp2_7;
-	struct s5pc1xx_gpio_bank gpio_mp2_8;
-	struct s5pc1xx_gpio_bank res1[48];
-	struct s5pc1xx_gpio_bank gpio_h0;
-	struct s5pc1xx_gpio_bank gpio_h1;
-	struct s5pc1xx_gpio_bank gpio_h2;
-	struct s5pc1xx_gpio_bank gpio_h3;
+	struct s5p_gpio_bank gpio_a0;
+	struct s5p_gpio_bank gpio_a1;
+	struct s5p_gpio_bank gpio_b;
+	struct s5p_gpio_bank gpio_c0;
+	struct s5p_gpio_bank gpio_c1;
+	struct s5p_gpio_bank gpio_d0;
+	struct s5p_gpio_bank gpio_d1;
+	struct s5p_gpio_bank gpio_e0;
+	struct s5p_gpio_bank gpio_e1;
+	struct s5p_gpio_bank gpio_f0;
+	struct s5p_gpio_bank gpio_f1;
+	struct s5p_gpio_bank gpio_f2;
+	struct s5p_gpio_bank gpio_f3;
+	struct s5p_gpio_bank gpio_g0;
+	struct s5p_gpio_bank gpio_g1;
+	struct s5p_gpio_bank gpio_g2;
+	struct s5p_gpio_bank gpio_g3;
+	struct s5p_gpio_bank gpio_i;
+	struct s5p_gpio_bank gpio_j0;
+	struct s5p_gpio_bank gpio_j1;
+	struct s5p_gpio_bank gpio_j2;
+	struct s5p_gpio_bank gpio_j3;
+	struct s5p_gpio_bank gpio_j4;
+	struct s5p_gpio_bank gpio_mp0_1;
+	struct s5p_gpio_bank gpio_mp0_2;
+	struct s5p_gpio_bank gpio_mp0_3;
+	struct s5p_gpio_bank gpio_mp0_4;
+	struct s5p_gpio_bank gpio_mp0_5;
+	struct s5p_gpio_bank gpio_mp0_6;
+	struct s5p_gpio_bank gpio_mp0_7;
+	struct s5p_gpio_bank gpio_mp1_0;
+	struct s5p_gpio_bank gpio_mp1_1;
+	struct s5p_gpio_bank gpio_mp1_2;
+	struct s5p_gpio_bank gpio_mp1_3;
+	struct s5p_gpio_bank gpio_mp1_4;
+	struct s5p_gpio_bank gpio_mp1_5;
+	struct s5p_gpio_bank gpio_mp1_6;
+	struct s5p_gpio_bank gpio_mp1_7;
+	struct s5p_gpio_bank gpio_mp1_8;
+	struct s5p_gpio_bank gpio_mp2_0;
+	struct s5p_gpio_bank gpio_mp2_1;
+	struct s5p_gpio_bank gpio_mp2_2;
+	struct s5p_gpio_bank gpio_mp2_3;
+	struct s5p_gpio_bank gpio_mp2_4;
+	struct s5p_gpio_bank gpio_mp2_5;
+	struct s5p_gpio_bank gpio_mp2_6;
+	struct s5p_gpio_bank gpio_mp2_7;
+	struct s5p_gpio_bank gpio_mp2_8;
+	struct s5p_gpio_bank res1[48];
+	struct s5p_gpio_bank gpio_h0;
+	struct s5p_gpio_bank gpio_h1;
+	struct s5p_gpio_bank gpio_h2;
+	struct s5p_gpio_bank gpio_h3;
 };
 
 /* functions */
-void gpio_cfg_pin(struct s5pc1xx_gpio_bank *bank, int gpio, int cfg);
-void gpio_direction_output(struct s5pc1xx_gpio_bank *bank, int gpio, int en);
-void gpio_direction_input(struct s5pc1xx_gpio_bank *bank, int gpio);
-void gpio_set_value(struct s5pc1xx_gpio_bank *bank, int gpio, int en);
-unsigned int gpio_get_value(struct s5pc1xx_gpio_bank *bank, int gpio);
-void gpio_set_pull(struct s5pc1xx_gpio_bank *bank, int gpio, int mode);
-void gpio_set_drv(struct s5pc1xx_gpio_bank *bank, int gpio, int mode);
-void gpio_set_rate(struct s5pc1xx_gpio_bank *bank, int gpio, int mode);
+void gpio_cfg_pin(struct s5p_gpio_bank *bank, int gpio, int cfg);
+void gpio_direction_output(struct s5p_gpio_bank *bank, int gpio, int en);
+void gpio_direction_input(struct s5p_gpio_bank *bank, int gpio);
+void gpio_set_value(struct s5p_gpio_bank *bank, int gpio, int en);
+unsigned int gpio_get_value(struct s5p_gpio_bank *bank, int gpio);
+void gpio_set_pull(struct s5p_gpio_bank *bank, int gpio, int mode);
+void gpio_set_drv(struct s5p_gpio_bank *bank, int gpio, int mode);
+void gpio_set_rate(struct s5p_gpio_bank *bank, int gpio, int mode);
 #endif
 
 /* Pin configurations */
diff --git a/drivers/gpio/Makefile b/drivers/gpio/Makefile
index d966082..528ca2e 100644
--- a/drivers/gpio/Makefile
+++ b/drivers/gpio/Makefile
@@ -29,6 +29,7 @@
 COBJS-$(CONFIG_KIRKWOOD_GPIO)	+= kw_gpio.o
 COBJS-$(CONFIG_MX31_GPIO)	+= mx31_gpio.o
 COBJS-$(CONFIG_PCA953X)		+= pca953x.o
+COBJS-$(CONFIG_S5PC1XX)		+= s5p_gpio.o
 
 COBJS	:= $(COBJS-y)
 SRCS 	:= $(COBJS:.o=.c)
diff --git a/arch/arm/cpu/arm_cortexa8/s5pc1xx/gpio.c b/drivers/gpio/s5p_gpio.c
similarity index 81%
rename from arch/arm/cpu/arm_cortexa8/s5pc1xx/gpio.c
rename to drivers/gpio/s5p_gpio.c
index a97244b..0439477 100644
--- a/arch/arm/cpu/arm_cortexa8/s5pc1xx/gpio.c
+++ b/drivers/gpio/s5p_gpio.c
@@ -36,7 +36,7 @@
 #define RATE_MASK(x)		(0x1 << (x + 16))
 #define RATE_SET(x)		(0x1 << (x + 16))
 
-void gpio_cfg_pin(struct s5pc1xx_gpio_bank *bank, int gpio, int cfg)
+void gpio_cfg_pin(struct s5p_gpio_bank *bank, int gpio, int cfg)
 {
 	unsigned int value;
 
@@ -46,7 +46,7 @@
 	writel(value, &bank->con);
 }
 
-void gpio_direction_output(struct s5pc1xx_gpio_bank *bank, int gpio, int en)
+void gpio_direction_output(struct s5p_gpio_bank *bank, int gpio, int en)
 {
 	unsigned int value;
 
@@ -59,12 +59,12 @@
 	writel(value, &bank->dat);
 }
 
-void gpio_direction_input(struct s5pc1xx_gpio_bank *bank, int gpio)
+void gpio_direction_input(struct s5p_gpio_bank *bank, int gpio)
 {
 	gpio_cfg_pin(bank, gpio, GPIO_INPUT);
 }
 
-void gpio_set_value(struct s5pc1xx_gpio_bank *bank, int gpio, int en)
+void gpio_set_value(struct s5p_gpio_bank *bank, int gpio, int en)
 {
 	unsigned int value;
 
@@ -75,7 +75,7 @@
 	writel(value, &bank->dat);
 }
 
-unsigned int gpio_get_value(struct s5pc1xx_gpio_bank *bank, int gpio)
+unsigned int gpio_get_value(struct s5p_gpio_bank *bank, int gpio)
 {
 	unsigned int value;
 
@@ -83,7 +83,7 @@
 	return !!(value & DAT_MASK(gpio));
 }
 
-void gpio_set_pull(struct s5pc1xx_gpio_bank *bank, int gpio, int mode)
+void gpio_set_pull(struct s5p_gpio_bank *bank, int gpio, int mode)
 {
 	unsigned int value;
 
@@ -102,7 +102,7 @@
 	writel(value, &bank->pull);
 }
 
-void gpio_set_drv(struct s5pc1xx_gpio_bank *bank, int gpio, int mode)
+void gpio_set_drv(struct s5p_gpio_bank *bank, int gpio, int mode)
 {
 	unsigned int value;
 
@@ -123,7 +123,7 @@
 	writel(value, &bank->drv);
 }
 
-void gpio_set_rate(struct s5pc1xx_gpio_bank *bank, int gpio, int mode)
+void gpio_set_rate(struct s5p_gpio_bank *bank, int gpio, int mode)
 {
 	unsigned int value;