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Diffstat (limited to 'arch/arm/mach-s5p6440/include/mach/gpio.h')
-rw-r--r--arch/arm/mach-s5p6440/include/mach/gpio.h80
1 files changed, 80 insertions, 0 deletions
diff --git a/arch/arm/mach-s5p6440/include/mach/gpio.h b/arch/arm/mach-s5p6440/include/mach/gpio.h
new file mode 100644
index 0000000..2178383
--- /dev/null
+++ b/arch/arm/mach-s5p6440/include/mach/gpio.h
@@ -0,0 +1,80 @@
+/* linux/arch/arm/mach-s5p6440/include/mach/gpio.h
+ *
+ * Copyright (c) 2009 Samsung Electronics Co., Ltd.
+ * http://www.samsung.com/
+ *
+ * S5P6440 - GPIO lib support
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+*/
+
+#ifndef __ASM_ARCH_GPIO_H
+#define __ASM_ARCH_GPIO_H __FILE__
+
+#define gpio_get_value __gpio_get_value
+#define gpio_set_value __gpio_set_value
+#define gpio_cansleep __gpio_cansleep
+#define gpio_to_irq __gpio_to_irq
+
+/* GPIO bank sizes */
+#define S5P6440_GPIO_A_NR (6)
+#define S5P6440_GPIO_B_NR (7)
+#define S5P6440_GPIO_C_NR (8)
+#define S5P6440_GPIO_F_NR (2)
+#define S5P6440_GPIO_G_NR (7)
+#define S5P6440_GPIO_H_NR (10)
+#define S5P6440_GPIO_I_NR (16)
+#define S5P6440_GPIO_J_NR (12)
+#define S5P6440_GPIO_N_NR (16)
+#define S5P6440_GPIO_P_NR (8)
+#define S5P6440_GPIO_R_NR (15)
+
+/* GPIO bank numbers */
+
+/* CONFIG_S3C_GPIO_SPACE allows the user to select extra
+ * space for debugging purposes so that any accidental
+ * change from one gpio bank to another can be caught.
+*/
+#define S5P6440_GPIO_NEXT(__gpio) \
+ ((__gpio##_START) + (__gpio##_NR) + CONFIG_S3C_GPIO_SPACE + 1)
+
+enum s5p_gpio_number {
+ S5P6440_GPIO_A_START = 0,
+ S5P6440_GPIO_B_START = S5P6440_GPIO_NEXT(S5P6440_GPIO_A),
+ S5P6440_GPIO_C_START = S5P6440_GPIO_NEXT(S5P6440_GPIO_B),
+ S5P6440_GPIO_F_START = S5P6440_GPIO_NEXT(S5P6440_GPIO_C),
+ S5P6440_GPIO_G_START = S5P6440_GPIO_NEXT(S5P6440_GPIO_F),
+ S5P6440_GPIO_H_START = S5P6440_GPIO_NEXT(S5P6440_GPIO_G),
+ S5P6440_GPIO_I_START = S5P6440_GPIO_NEXT(S5P6440_GPIO_H),
+ S5P6440_GPIO_J_START = S5P6440_GPIO_NEXT(S5P6440_GPIO_I),
+ S5P6440_GPIO_N_START = S5P6440_GPIO_NEXT(S5P6440_GPIO_J),
+ S5P6440_GPIO_P_START = S5P6440_GPIO_NEXT(S5P6440_GPIO_N),
+ S5P6440_GPIO_R_START = S5P6440_GPIO_NEXT(S5P6440_GPIO_P),
+};
+
+/* S5P6440 GPIO number definitions. */
+#define S5P6440_GPA(_nr) (S5P6440_GPIO_A_START + (_nr))
+#define S5P6440_GPB(_nr) (S5P6440_GPIO_B_START + (_nr))
+#define S5P6440_GPC(_nr) (S5P6440_GPIO_C_START + (_nr))
+#define S5P6440_GPF(_nr) (S5P6440_GPIO_F_START + (_nr))
+#define S5P6440_GPG(_nr) (S5P6440_GPIO_G_START + (_nr))
+#define S5P6440_GPH(_nr) (S5P6440_GPIO_H_START + (_nr))
+#define S5P6440_GPI(_nr) (S5P6440_GPIO_I_START + (_nr))
+#define S5P6440_GPJ(_nr) (S5P6440_GPIO_J_START + (_nr))
+#define S5P6440_GPN(_nr) (S5P6440_GPIO_N_START + (_nr))
+#define S5P6440_GPP(_nr) (S5P6440_GPIO_P_START + (_nr))
+#define S5P6440_GPR(_nr) (S5P6440_GPIO_R_START + (_nr))
+
+/* the end of the S5P6440 specific gpios */
+#define S5P6440_GPIO_END (S5P6440_GPR(S5P6440_GPIO_R_NR) + 1)
+#define S3C_GPIO_END S5P6440_GPIO_END
+
+/* define the number of gpios we need to the one after the GPR() range */
+#define ARCH_NR_GPIOS (S5P6440_GPR(S5P6440_GPIO_R_NR) + \
+ CONFIG_SAMSUNG_GPIO_EXTRA + 1)
+
+#include <asm-generic/gpio.h>
+
+#endif /* __ASM_ARCH_GPIO_H */
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