ARM: S5P64X0: Move GPIO support files for merge S5P64X0

This patch moves S5P6440 GPIO support files from mach-s5p6440
into the new mach-s5p64x0 for merge S5P6440 and S5P6450 SocS.
NOTE: Not supported S5P6450 GPIO yet. Will be supported soon.

Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>

2 files changed, 201 insertions, 0 deletions

diff --git a/arch/arm/mach-s5p64x0/include/mach/gpio.h b/arch/arm/mach-s5p64x0/include/mach/gpio.h
new file mode 100644
index 000000000000..5486c8f01f1d
--- /dev/null
+++ b/arch/arm/mach-s5p64x0/include/mach/gpio.h
@@ -0,0 +1,139 @@
+/* linux/arch/arm/mach-s5p64x0/include/mach/gpio.h
+ *
+ * Copyright (c) 2009-2010 Samsung Electronics Co., Ltd.
+ *              http://www.samsung.com
+ *
+ * S5P64X0 - 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)
+
+#define S5P6450_GPIO_A_NR       (6)
+#define S5P6450_GPIO_B_NR       (7)
+#define S5P6450_GPIO_C_NR       (8)
+#define S5P6450_GPIO_D_NR       (8)
+#define S5P6450_GPIO_F_NR       (2)
+#define S5P6450_GPIO_G_NR       (14)
+#define S5P6450_GPIO_H_NR       (10)
+#define S5P6450_GPIO_I_NR       (16)
+#define S5P6450_GPIO_J_NR       (12)
+#define S5P6450_GPIO_K_NR       (5)
+#define S5P6450_GPIO_N_NR       (16)
+#define S5P6450_GPIO_P_NR       (11)
+#define S5P6450_GPIO_Q_NR       (14)
+#define S5P6450_GPIO_R_NR       (15)
+#define S5P6450_GPIO_S_NR       (8)
+
+/* 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 S5P64X0_GPIO_NEXT(__gpio) \
+        ((__gpio##_START) + (__gpio##_NR) + CONFIG_S3C_GPIO_SPACE + 1)
+
+enum s5p6440_gpio_number {
+        S5P6440_GPIO_A_START    = 0,
+        S5P6440_GPIO_B_START    = S5P64X0_GPIO_NEXT(S5P6440_GPIO_A),
+        S5P6440_GPIO_C_START    = S5P64X0_GPIO_NEXT(S5P6440_GPIO_B),
+        S5P6440_GPIO_F_START    = S5P64X0_GPIO_NEXT(S5P6440_GPIO_C),
+        S5P6440_GPIO_G_START    = S5P64X0_GPIO_NEXT(S5P6440_GPIO_F),
+        S5P6440_GPIO_H_START    = S5P64X0_GPIO_NEXT(S5P6440_GPIO_G),
+        S5P6440_GPIO_I_START    = S5P64X0_GPIO_NEXT(S5P6440_GPIO_H),
+        S5P6440_GPIO_J_START    = S5P64X0_GPIO_NEXT(S5P6440_GPIO_I),
+        S5P6440_GPIO_N_START    = S5P64X0_GPIO_NEXT(S5P6440_GPIO_J),
+        S5P6440_GPIO_P_START    = S5P64X0_GPIO_NEXT(S5P6440_GPIO_N),
+        S5P6440_GPIO_R_START    = S5P64X0_GPIO_NEXT(S5P6440_GPIO_P),
+};
+
+enum s5p6450_gpio_number {
+        S5P6450_GPIO_A_START    = 0,
+        S5P6450_GPIO_B_START    = S5P64X0_GPIO_NEXT(S5P6450_GPIO_A),
+        S5P6450_GPIO_C_START    = S5P64X0_GPIO_NEXT(S5P6450_GPIO_B),
+        S5P6450_GPIO_D_START    = S5P64X0_GPIO_NEXT(S5P6450_GPIO_C),
+        S5P6450_GPIO_F_START    = S5P64X0_GPIO_NEXT(S5P6450_GPIO_D),
+        S5P6450_GPIO_G_START    = S5P64X0_GPIO_NEXT(S5P6450_GPIO_F),
+        S5P6450_GPIO_H_START    = S5P64X0_GPIO_NEXT(S5P6450_GPIO_G),
+        S5P6450_GPIO_I_START    = S5P64X0_GPIO_NEXT(S5P6450_GPIO_H),
+        S5P6450_GPIO_J_START    = S5P64X0_GPIO_NEXT(S5P6450_GPIO_I),
+        S5P6450_GPIO_K_START    = S5P64X0_GPIO_NEXT(S5P6450_GPIO_J),
+        S5P6450_GPIO_N_START    = S5P64X0_GPIO_NEXT(S5P6450_GPIO_K),
+        S5P6450_GPIO_P_START    = S5P64X0_GPIO_NEXT(S5P6450_GPIO_N),
+        S5P6450_GPIO_Q_START    = S5P64X0_GPIO_NEXT(S5P6450_GPIO_P),
+        S5P6450_GPIO_R_START    = S5P64X0_GPIO_NEXT(S5P6450_GPIO_Q),
+        S5P6450_GPIO_S_START    = S5P64X0_GPIO_NEXT(S5P6450_GPIO_R),
+};
+
+/* 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))
+
+#define S5P6450_GPA(_nr)        (S5P6450_GPIO_A_START + (_nr))
+#define S5P6450_GPB(_nr)        (S5P6450_GPIO_B_START + (_nr))
+#define S5P6450_GPC(_nr)        (S5P6450_GPIO_C_START + (_nr))
+#define S5P6450_GPD(_nr)        (S5P6450_GPIO_D_START + (_nr))
+#define S5P6450_GPF(_nr)        (S5P6450_GPIO_F_START + (_nr))
+#define S5P6450_GPG(_nr)        (S5P6450_GPIO_G_START + (_nr))
+#define S5P6450_GPH(_nr)        (S5P6450_GPIO_H_START + (_nr))
+#define S5P6450_GPI(_nr)        (S5P6450_GPIO_I_START + (_nr))
+#define S5P6450_GPJ(_nr)        (S5P6450_GPIO_J_START + (_nr))
+#define S5P6450_GPK(_nr)        (S5P6450_GPIO_K_START + (_nr))
+#define S5P6450_GPN(_nr)        (S5P6450_GPIO_N_START + (_nr))
+#define S5P6450_GPP(_nr)        (S5P6450_GPIO_P_START + (_nr))
+#define S5P6450_GPQ(_nr)        (S5P6450_GPIO_Q_START + (_nr))
+#define S5P6450_GPR(_nr)        (S5P6450_GPIO_R_START + (_nr))
+#define S5P6450_GPS(_nr)        (S5P6450_GPIO_S_START + (_nr))
+
+/* the end of the S5P64X0 specific gpios */
+
+#define S5P6440_GPIO_END        (S5P6440_GPR(S5P6440_GPIO_R_NR) + 1)
+#define S5P6450_GPIO_END        (S5P6450_GPS(S5P6450_GPIO_S_NR) + 1)
+
+#define S5P64X0_GPIO_END        (S5P6440_GPIO_END > S5P6450_GPIO_END ?  \
+                                 S5P6440_GPIO_END : S5P6450_GPIO_END)
+
+#define S3C_GPIO_END            S5P64X0_GPIO_END
+
+/* define the number of gpios we need to the one after the last GPIO range */
+
+#define ARCH_NR_GPIOS           (S5P64X0_GPIO_END + CONFIG_SAMSUNG_GPIO_EXTRA)
+
+#include <asm-generic/gpio.h>
+
+#endif /* __ASM_ARCH_GPIO_H */
diff --git a/arch/arm/mach-s5p64x0/include/mach/regs-gpio.h b/arch/arm/mach-s5p64x0/include/mach/regs-gpio.h
new file mode 100644
index 000000000000..85f448e20a8b
--- /dev/null
+++ b/arch/arm/mach-s5p64x0/include/mach/regs-gpio.h
@@ -0,0 +1,62 @@
+/* linux/arch/arm/mach-s5p64x0/include/mach/regs-gpio.h
+ *
+ * Copyright (c) 2009-2010 Samsung Electronics Co., Ltd.
+ *              http://www.samsung.com
+ *
+ * S5P64X0 - GPIO register definitions
+ *
+ * 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_REGS_GPIO_H
+#define __ASM_ARCH_REGS_GPIO_H __FILE__
+
+#include <mach/map.h>
+
+/* Will be implemented S5P6442 GPIOlib */
+
+/* Base addresses for each of the banks */
+
+#define S5P6440_GPA_BASE                (S5P_VA_GPIO + 0x0000)
+#define S5P6440_GPB_BASE                (S5P_VA_GPIO + 0x0020)
+#define S5P6440_GPC_BASE                (S5P_VA_GPIO + 0x0040)
+#define S5P6440_GPF_BASE                (S5P_VA_GPIO + 0x00A0)
+#define S5P6440_GPG_BASE                (S5P_VA_GPIO + 0x00C0)
+#define S5P6440_GPH_BASE                (S5P_VA_GPIO + 0x00E0)
+#define S5P6440_GPI_BASE                (S5P_VA_GPIO + 0x0100)
+#define S5P6440_GPJ_BASE                (S5P_VA_GPIO + 0x0120)
+#define S5P6440_GPN_BASE                (S5P_VA_GPIO + 0x0830)
+#define S5P6440_GPP_BASE                (S5P_VA_GPIO + 0x0160)
+#define S5P6440_GPR_BASE                (S5P_VA_GPIO + 0x0290)
+
+#define S5P6440_EINT0CON0               (S5P_VA_GPIO + 0x900)
+#define S5P6440_EINT0FLTCON0            (S5P_VA_GPIO + 0x910)
+#define S5P6440_EINT0FLTCON1            (S5P_VA_GPIO + 0x914)
+#define S5P6440_EINT0MASK               (S5P_VA_GPIO + 0x920)
+#define S5P6440_EINT0PEND               (S5P_VA_GPIO + 0x924)
+
+/* for LCD */
+
+#define S5P6440_SPCON_LCD_SEL_RGB       (1 << 0)
+#define S5P6440_SPCON_LCD_SEL_MASK      (3 << 0)
+
+/*
+ * These set of macros are not really useful for the
+ * GPF/GPI/GPJ/GPN/GPP, useful for others set of GPIO's (4 bit)
+ */
+
+#define S5P6440_GPIO_CONMASK(__gpio)    (0xf << ((__gpio) * 4))
+#define S5P6440_GPIO_INPUT(__gpio)      (0x0 << ((__gpio) * 4))
+#define S5P6440_GPIO_OUTPUT(__gpio)     (0x1 << ((__gpio) * 4))
+
+/*
+ * Use these macros for GPF/GPI/GPJ/GPN/GPP set of GPIO (2 bit)
+ */
+
+#define S5P6440_GPIO2_CONMASK(__gpio)   (0x3 << ((__gpio) * 2))
+#define S5P6440_GPIO2_INPUT(__gpio)     (0x0 << ((__gpio) * 2))
+#define S5P6440_GPIO2_OUTPUT(__gpio)    (0x1 << ((__gpio) * 2))
+
+#endif /* __ASM_ARCH_REGS_GPIO_H */