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>

3 files changed, 96 insertions, 240 deletions

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 @@ SOBJS	+= reset.o
 
 COBJS	+= clock.o
 COBJS	+= cpu_info.o
-COBJS	+= gpio.o
 COBJS	+= sromc.o
 COBJS	+= timer.o
 
diff --git a/arch/arm/cpu/arm_cortexa8/s5pc1xx/gpio.c b/arch/arm/cpu/arm_cortexa8/s5pc1xx/gpio.c
deleted file mode 100644
index a97244b..0000000
--- a/arch/arm/cpu/arm_cortexa8/s5pc1xx/gpio.c
+++ /dev/null
@@ -1,143 +0,0 @@
-/*
- * (C) Copyright 2009 Samsung Electronics
- * Minkyu Kang <mk7.kang@samsung.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#include <common.h>
-#include <asm/io.h>
-#include <asm/arch/gpio.h>
-
-#define CON_MASK(x)		(0xf << ((x) << 2))
-#define CON_SFR(x, v)		((v) << ((x) << 2))
-
-#define DAT_MASK(x)		(0x1 << (x))
-#define DAT_SET(x)		(0x1 << (x))
-
-#define PULL_MASK(x)		(0x3 << ((x) << 1))
-#define PULL_MODE(x, v)		((v) << ((x) << 1))
-
-#define DRV_MASK(x)		(0x3 << ((x) << 1))
-#define DRV_SET(x, m)		((m) << ((x) << 1))
-#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)
-{
-	unsigned int value;
-
-	value = readl(&bank->con);
-	value &= ~CON_MASK(gpio);
-	value |= CON_SFR(gpio, cfg);
-	writel(value, &bank->con);
-}
-
-void gpio_direction_output(struct s5pc1xx_gpio_bank *bank, int gpio, int en)
-{
-	unsigned int value;
-
-	gpio_cfg_pin(bank, gpio, GPIO_OUTPUT);
-
-	value = readl(&bank->dat);
-	value &= ~DAT_MASK(gpio);
-	if (en)
-		value |= DAT_SET(gpio);
-	writel(value, &bank->dat);
-}
-
-void gpio_direction_input(struct s5pc1xx_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)
-{
-	unsigned int value;
-
-	value = readl(&bank->dat);
-	value &= ~DAT_MASK(gpio);
-	if (en)
-		value |= DAT_SET(gpio);
-	writel(value, &bank->dat);
-}
-
-unsigned int gpio_get_value(struct s5pc1xx_gpio_bank *bank, int gpio)
-{
-	unsigned int value;
-
-	value = readl(&bank->dat);
-	return !!(value & DAT_MASK(gpio));
-}
-
-void gpio_set_pull(struct s5pc1xx_gpio_bank *bank, int gpio, int mode)
-{
-	unsigned int value;
-
-	value = readl(&bank->pull);
-	value &= ~PULL_MASK(gpio);
-
-	switch (mode) {
-	case GPIO_PULL_DOWN:
-	case GPIO_PULL_UP:
-		value |= PULL_MODE(gpio, mode);
-		break;
-	default:
-		return;
-	}
-
-	writel(value, &bank->pull);
-}
-
-void gpio_set_drv(struct s5pc1xx_gpio_bank *bank, int gpio, int mode)
-{
-	unsigned int value;
-
-	value = readl(&bank->drv);
-	value &= ~DRV_MASK(gpio);
-
-	switch (mode) {
-	case GPIO_DRV_1X:
-	case GPIO_DRV_2X:
-	case GPIO_DRV_3X:
-	case GPIO_DRV_4X:
-		value |= DRV_SET(gpio, mode);
-		break;
-	default:
-		return;
-	}
-
-	writel(value, &bank->drv);
-}
-
-void gpio_set_rate(struct s5pc1xx_gpio_bank *bank, int gpio, int mode)
-{
-	unsigned int value;
-
-	value = readl(&bank->drv);
-	value &= ~RATE_MASK(gpio);
-
-	switch (mode) {
-	case GPIO_DRV_FAST:
-	case GPIO_DRV_SLOW:
-		value |= RATE_SET(gpio);
-		break;
-	default:
-		return;
-	}
-
-	writel(value, &bank->drv);
-}
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 s5pc1xx_gpio_bank {
 };
 
 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 */