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-rw-r--r--arch/arm/include/asm/arch-s5pc1xx/gpio.h13
-rw-r--r--arch/arm/include/asm/arch-s5pc2xx/gpio.h29
2 files changed, 42 insertions, 0 deletions
diff --git a/arch/arm/include/asm/arch-s5pc1xx/gpio.h b/arch/arm/include/asm/arch-s5pc1xx/gpio.h
index 903de9c..76b901b 100644
--- a/arch/arm/include/asm/arch-s5pc1xx/gpio.h
+++ b/arch/arm/include/asm/arch-s5pc1xx/gpio.h
@@ -134,6 +134,19 @@ unsigned int s5p_gpio_get_value(struct s5p_gpio_bank *bank, int gpio);
void s5p_gpio_set_pull(struct s5p_gpio_bank *bank, int gpio, int mode);
void s5p_gpio_set_drv(struct s5p_gpio_bank *bank, int gpio, int mode);
void s5p_gpio_set_rate(struct s5p_gpio_bank *bank, int gpio, int mode);
+
+/* GPIO pins per bank */
+#define GPIO_PER_BANK 8
+
+static inline unsigned int s5p_gpio_base(int nr)
+{
+ return S5PC110_GPIO_BASE;
+}
+
+#define s5pc110_gpio_get_nr(bank, pin) \
+ ((((((unsigned int)&(((struct s5pc110_gpio *)S5PC110_GPIO_BASE)->bank))\
+ - S5PC110_GPIO_BASE) / sizeof(struct s5p_gpio_bank)) \
+ * GPIO_PER_BANK) + pin)
#endif
/* Pin configurations */
diff --git a/arch/arm/include/asm/arch-s5pc2xx/gpio.h b/arch/arm/include/asm/arch-s5pc2xx/gpio.h
index 8db5895..8be620c 100644
--- a/arch/arm/include/asm/arch-s5pc2xx/gpio.h
+++ b/arch/arm/include/asm/arch-s5pc2xx/gpio.h
@@ -88,6 +88,35 @@ unsigned int s5p_gpio_get_value(struct s5p_gpio_bank *bank, int gpio);
void s5p_gpio_set_pull(struct s5p_gpio_bank *bank, int gpio, int mode);
void s5p_gpio_set_drv(struct s5p_gpio_bank *bank, int gpio, int mode);
void s5p_gpio_set_rate(struct s5p_gpio_bank *bank, int gpio, int mode);
+
+/* GPIO pins per bank */
+#define GPIO_PER_BANK 8
+
+#define s5pc210_gpio_part1_get_nr(bank, pin) \
+ ((((((unsigned int) &(((struct s5pc210_gpio_part1 *) \
+ S5PC210_GPIO_PART1_BASE)->bank)) \
+ - S5PC210_GPIO_PART1_BASE) / sizeof(struct s5p_gpio_bank)) \
+ * GPIO_PER_BANK) + pin)
+
+#define GPIO_PART1_MAX ((sizeof(struct s5pc210_gpio_part1) \
+ / sizeof(struct s5p_gpio_bank)) * GPIO_PER_BANK)
+
+#define s5pc210_gpio_part2_get_nr(bank, pin) \
+ (((((((unsigned int) &(((struct s5pc210_gpio_part2 *) \
+ S5PC210_GPIO_PART2_BASE)->bank)) \
+ - S5PC210_GPIO_PART2_BASE) / sizeof(struct s5p_gpio_bank)) \
+ * GPIO_PER_BANK) + pin) + GPIO_PART1_MAX)
+
+static inline unsigned int s5p_gpio_base(int nr)
+{
+ if (nr < GPIO_PART1_MAX)
+ return S5PC210_GPIO_PART1_BASE;
+ else
+ return S5PC210_GPIO_PART2_BASE;
+
+ return 0;
+}
+
#endif
/* Pin configurations */