diff options
Diffstat (limited to 'arch/arm')
| -rw-r--r-- | arch/arm/mach-s5p64x0/Makefile | 4 | ||||
| -rw-r--r-- | arch/arm/mach-s5p64x0/gpio.c | 224 | ||||
| -rw-r--r-- | arch/arm/mach-s5p64x0/include/mach/regs-gpio.h | 57 |
3 files changed, 217 insertions, 68 deletions
diff --git a/arch/arm/mach-s5p64x0/Makefile b/arch/arm/mach-s5p64x0/Makefile index 2655829e6bf8..835d51b328f0 100644 --- a/arch/arm/mach-s5p64x0/Makefile +++ b/arch/arm/mach-s5p64x0/Makefile @@ -12,9 +12,9 @@ obj- := # Core support for S5P64X0 system -obj-$(CONFIG_ARCH_S5P64X0) += cpu.o init.o clock.o dma.o +obj-$(CONFIG_ARCH_S5P64X0) += cpu.o init.o clock.o dma.o gpio.o obj-$(CONFIG_ARCH_S5P64X0) += setup-i2c0.o -obj-$(CONFIG_CPU_S5P6440) += clock-s5p6440.o gpio.o +obj-$(CONFIG_CPU_S5P6440) += clock-s5p6440.o obj-$(CONFIG_CPU_S5P6450) += clock-s5p6450.o # machine support diff --git a/arch/arm/mach-s5p64x0/gpio.c b/arch/arm/mach-s5p64x0/gpio.c index 39159dd5a29a..17a2eee3da72 100644 --- a/arch/arm/mach-s5p64x0/gpio.c +++ b/arch/arm/mach-s5p64x0/gpio.c @@ -17,13 +17,12 @@ #include <mach/map.h> #include <mach/regs-gpio.h> +#include <mach/regs-clock.h> #include <plat/gpio-core.h> #include <plat/gpio-cfg.h> #include <plat/gpio-cfg-helpers.h> -/* To be implemented S5P6450 GPIO */ - /* * S5P6440 GPIO bank summary: * @@ -40,6 +39,25 @@ * P 8 2Bit Yes 8 * R 15 4Bit[2] Yes 8 * + * S5P6450 GPIO bank summary: + * + * Bank GPIOs Style SlpCon ExtInt Group + * A 6 4Bit Yes 1 + * B 7 4Bit Yes 1 + * C 8 4Bit Yes 2 + * D 8 4Bit Yes None + * F 2 2Bit Yes None + * G 14 4Bit[2] Yes 5 + * H 10 4Bit[2] Yes 6 + * I 16 2Bit Yes None + * J 12 2Bit Yes None + * K 5 4Bit Yes None + * N 16 2Bit No IRQ_EINT + * P 11 2Bit Yes 8 + * Q 14 2Bit Yes None + * R 15 4Bit[2] Yes None + * S 8 2Bit Yes None + * * [1] BANKF pins 14,15 do not form part of the external interrupt sources * [2] BANK has two control registers, GPxCON0 and GPxCON1 */ @@ -190,7 +208,7 @@ static struct s3c_gpio_cfg s5p64x0_gpio_cfgs[] = { static struct s3c_gpio_chip s5p6440_gpio_4bit[] = { { - .base = S5P6440_GPA_BASE, + .base = S5P64X0_GPA_BASE, .config = &s5p64x0_gpio_cfgs[1], .chip = { .base = S5P6440_GPA(0), @@ -198,7 +216,7 @@ static struct s3c_gpio_chip s5p6440_gpio_4bit[] = { .label = "GPA", }, }, { - .base = S5P6440_GPB_BASE, + .base = S5P64X0_GPB_BASE, .config = &s5p64x0_gpio_cfgs[1], .chip = { .base = S5P6440_GPB(0), @@ -206,7 +224,7 @@ static struct s3c_gpio_chip s5p6440_gpio_4bit[] = { .label = "GPB", }, }, { - .base = S5P6440_GPC_BASE, + .base = S5P64X0_GPC_BASE, .config = &s5p64x0_gpio_cfgs[1], .chip = { .base = S5P6440_GPC(0), @@ -214,7 +232,7 @@ static struct s3c_gpio_chip s5p6440_gpio_4bit[] = { .label = "GPC", }, }, { - .base = S5P6440_GPG_BASE, + .base = S5P64X0_GPG_BASE, .config = &s5p64x0_gpio_cfgs[1], .chip = { .base = S5P6440_GPG(0), @@ -226,7 +244,7 @@ static struct s3c_gpio_chip s5p6440_gpio_4bit[] = { static struct s3c_gpio_chip s5p6440_gpio_4bit2[] = { { - .base = S5P6440_GPH_BASE + 0x4, + .base = S5P64X0_GPH_BASE + 0x4, .config = &s5p64x0_gpio_cfgs[1], .chip = { .base = S5P6440_GPH(0), @@ -238,7 +256,7 @@ static struct s3c_gpio_chip s5p6440_gpio_4bit2[] = { static struct s3c_gpio_chip s5p6440_gpio_rbank_4bit2[] = { { - .base = S5P6440_GPR_BASE + 0x4, + .base = S5P64X0_GPR_BASE + 0x4, .config = &s5p64x0_gpio_cfgs[2], .chip = { .base = S5P6440_GPR(0), @@ -250,7 +268,7 @@ static struct s3c_gpio_chip s5p6440_gpio_rbank_4bit2[] = { static struct s3c_gpio_chip s5p6440_gpio_2bit[] = { { - .base = S5P6440_GPF_BASE, + .base = S5P64X0_GPF_BASE, .config = &s5p64x0_gpio_cfgs[5], .chip = { .base = S5P6440_GPF(0), @@ -258,7 +276,7 @@ static struct s3c_gpio_chip s5p6440_gpio_2bit[] = { .label = "GPF", }, }, { - .base = S5P6440_GPI_BASE, + .base = S5P64X0_GPI_BASE, .config = &s5p64x0_gpio_cfgs[3], .chip = { .base = S5P6440_GPI(0), @@ -266,7 +284,7 @@ static struct s3c_gpio_chip s5p6440_gpio_2bit[] = { .label = "GPI", }, }, { - .base = S5P6440_GPJ_BASE, + .base = S5P64X0_GPJ_BASE, .config = &s5p64x0_gpio_cfgs[3], .chip = { .base = S5P6440_GPJ(0), @@ -274,7 +292,7 @@ static struct s3c_gpio_chip s5p6440_gpio_2bit[] = { .label = "GPJ", }, }, { - .base = S5P6440_GPN_BASE, + .base = S5P64X0_GPN_BASE, .config = &s5p64x0_gpio_cfgs[4], .chip = { .base = S5P6440_GPN(0), @@ -282,7 +300,7 @@ static struct s3c_gpio_chip s5p6440_gpio_2bit[] = { .label = "GPN", }, }, { - .base = S5P6440_GPP_BASE, + .base = S5P64X0_GPP_BASE, .config = &s5p64x0_gpio_cfgs[5], .chip = { .base = S5P6440_GPP(0), @@ -292,6 +310,142 @@ static struct s3c_gpio_chip s5p6440_gpio_2bit[] = { }, }; +static struct s3c_gpio_chip s5p6450_gpio_4bit[] = { + { + .base = S5P64X0_GPA_BASE, + .config = &s5p64x0_gpio_cfgs[1], + .chip = { + .base = S5P6450_GPA(0), + .ngpio = S5P6450_GPIO_A_NR, + .label = "GPA", + }, + }, { + .base = S5P64X0_GPB_BASE, + .config = &s5p64x0_gpio_cfgs[1], + .chip = { + .base = S5P6450_GPB(0), + .ngpio = S5P6450_GPIO_B_NR, + .label = "GPB", + }, + }, { + .base = S5P64X0_GPC_BASE, + .config = &s5p64x0_gpio_cfgs[1], + .chip = { + .base = S5P6450_GPC(0), + .ngpio = S5P6450_GPIO_C_NR, + .label = "GPC", + }, + }, { + .base = S5P6450_GPD_BASE, + .config = &s5p64x0_gpio_cfgs[1], + .chip = { + .base = S5P6450_GPD(0), + .ngpio = S5P6450_GPIO_D_NR, + .label = "GPD", + }, + }, { + .base = S5P6450_GPK_BASE, + .config = &s5p64x0_gpio_cfgs[1], + .chip = { + .base = S5P6450_GPK(0), + .ngpio = S5P6450_GPIO_K_NR, + .label = "GPK", + }, + }, +}; + +static struct s3c_gpio_chip s5p6450_gpio_4bit2[] = { + { + .base = S5P64X0_GPG_BASE + 0x4, + .config = &s5p64x0_gpio_cfgs[1], + .chip = { + .base = S5P6450_GPG(0), + .ngpio = S5P6450_GPIO_G_NR, + .label = "GPG", + }, + }, { + .base = S5P64X0_GPH_BASE + 0x4, + .config = &s5p64x0_gpio_cfgs[1], + .chip = { + .base = S5P6450_GPH(0), + .ngpio = S5P6450_GPIO_H_NR, + .label = "GPH", + }, + }, +}; + +static struct s3c_gpio_chip s5p6450_gpio_rbank_4bit2[] = { + { + .base = S5P64X0_GPR_BASE + 0x4, + .config = &s5p64x0_gpio_cfgs[2], + .chip = { + .base = S5P6450_GPR(0), + .ngpio = S5P6450_GPIO_R_NR, + .label = "GPR", + }, + }, +}; + +static struct s3c_gpio_chip s5p6450_gpio_2bit[] = { + { + .base = S5P64X0_GPF_BASE, + .config = &s5p64x0_gpio_cfgs[5], + .chip = { + .base = S5P6450_GPF(0), + .ngpio = S5P6450_GPIO_F_NR, + .label = "GPF", + }, + }, { + .base = S5P64X0_GPI_BASE, + .config = &s5p64x0_gpio_cfgs[3], + .chip = { + .base = S5P6450_GPI(0), + .ngpio = S5P6450_GPIO_I_NR, + .label = "GPI", + }, + }, { + .base = S5P64X0_GPJ_BASE, + .config = &s5p64x0_gpio_cfgs[3], + .chip = { + .base = S5P6450_GPJ(0), + .ngpio = S5P6450_GPIO_J_NR, + .label = "GPJ", + }, + }, { + .base = S5P64X0_GPN_BASE, + .config = &s5p64x0_gpio_cfgs[4], + .chip = { + .base = S5P6450_GPN(0), + .ngpio = S5P6450_GPIO_N_NR, + .label = "GPN", + }, + }, { + .base = S5P64X0_GPP_BASE, + .config = &s5p64x0_gpio_cfgs[5], + .chip = { + .base = S5P6450_GPP(0), + .ngpio = S5P6450_GPIO_P_NR, + .label = "GPP", + }, + }, { + .base = S5P6450_GPQ_BASE, + .config = &s5p64x0_gpio_cfgs[4], + .chip = { + .base = S5P6450_GPQ(0), + .ngpio = S5P6450_GPIO_Q_NR, + .label = "GPQ", + }, + }, { + .base = S5P6450_GPS_BASE, + .config = &s5p64x0_gpio_cfgs[5], + .chip = { + .base = S5P6450_GPS(0), + .ngpio = S5P6450_GPIO_S_NR, + .label = "GPS", + }, + }, +}; + void __init s5p64x0_gpiolib_set_cfg(struct s3c_gpio_cfg *chipcfg, int nr_chips) { for (; nr_chips > 0; nr_chips--, chipcfg++) { @@ -317,26 +471,46 @@ static void __init s5p64x0_gpio_add_rbank_4bit2(struct s3c_gpio_chip *chip, } } -static int __init s5p6440_gpiolib_init(void) +static int __init s5p64x0_gpiolib_init(void) { - struct s3c_gpio_chip *chips = s5p6440_gpio_2bit; - int nr_chips = ARRAY_SIZE(s5p6440_gpio_2bit); + struct s3c_gpio_chip *s5p6440_chips = s5p6440_gpio_2bit; + int s5p6440_nr_chips = ARRAY_SIZE(s5p6440_gpio_2bit); + + struct s3c_gpio_chip *s5p6450_chips = s5p6450_gpio_2bit; + int s5p6450_nr_chips = ARRAY_SIZE(s5p6450_gpio_2bit); + + unsigned int chipid; s5p64x0_gpiolib_set_cfg(s5p64x0_gpio_cfgs, ARRAY_SIZE(s5p64x0_gpio_cfgs)); + chipid = __raw_readl(S5P64X0_SYS_ID); + + if ((chipid & 0xff000) == 0x50000) { + for (; s5p6450_nr_chips > 0; s5p6450_nr_chips--, s5p6450_chips++) + s3c_gpiolib_add(s5p6450_chips); - for (; nr_chips > 0; nr_chips--, chips++) - s3c_gpiolib_add(chips); + samsung_gpiolib_add_4bit_chips(s5p6450_gpio_4bit, + ARRAY_SIZE(s5p6450_gpio_4bit)); - samsung_gpiolib_add_4bit_chips(s5p6440_gpio_4bit, - ARRAY_SIZE(s5p6440_gpio_4bit)); + samsung_gpiolib_add_4bit2_chips(s5p6450_gpio_4bit2, + ARRAY_SIZE(s5p6450_gpio_4bit2)); - samsung_gpiolib_add_4bit2_chips(s5p6440_gpio_4bit2, - ARRAY_SIZE(s5p6440_gpio_4bit2)); + s5p64x0_gpio_add_rbank_4bit2(s5p6450_gpio_rbank_4bit2, + ARRAY_SIZE(s5p6450_gpio_rbank_4bit2)); + } else { + for (; s5p6440_nr_chips > 0; s5p6440_nr_chips--, s5p6440_chips++) + s3c_gpiolib_add(s5p6440_chips); - s5p64x0_gpio_add_rbank_4bit2(s5p6440_gpio_rbank_4bit2, - ARRAY_SIZE(s5p6440_gpio_rbank_4bit2)); + samsung_gpiolib_add_4bit_chips(s5p6440_gpio_4bit, + ARRAY_SIZE(s5p6440_gpio_4bit)); + + samsung_gpiolib_add_4bit2_chips(s5p6440_gpio_4bit2, + ARRAY_SIZE(s5p6440_gpio_4bit2)); + + s5p64x0_gpio_add_rbank_4bit2(s5p6440_gpio_rbank_4bit2, + ARRAY_SIZE(s5p6440_gpio_rbank_4bit2)); + } return 0; } -arch_initcall(s5p6440_gpiolib_init); +arch_initcall(s5p64x0_gpiolib_init); diff --git a/arch/arm/mach-s5p64x0/include/mach/regs-gpio.h b/arch/arm/mach-s5p64x0/include/mach/regs-gpio.h index 85f448e20a8b..0953ef6b1c77 100644 --- a/arch/arm/mach-s5p64x0/include/mach/regs-gpio.h +++ b/arch/arm/mach-s5p64x0/include/mach/regs-gpio.h @@ -15,48 +15,23 @@ #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)) +#define S5P64X0_GPA_BASE (S5P_VA_GPIO + 0x0000) +#define S5P64X0_GPB_BASE (S5P_VA_GPIO + 0x0020) +#define S5P64X0_GPC_BASE (S5P_VA_GPIO + 0x0040) +#define S5P64X0_GPF_BASE (S5P_VA_GPIO + 0x00A0) +#define S5P64X0_GPG_BASE (S5P_VA_GPIO + 0x00C0) +#define S5P64X0_GPH_BASE (S5P_VA_GPIO + 0x00E0) +#define S5P64X0_GPI_BASE (S5P_VA_GPIO + 0x0100) +#define S5P64X0_GPJ_BASE (S5P_VA_GPIO + 0x0120) +#define S5P64X0_GPN_BASE (S5P_VA_GPIO + 0x0830) +#define S5P64X0_GPP_BASE (S5P_VA_GPIO + 0x0160) +#define S5P64X0_GPR_BASE (S5P_VA_GPIO + 0x0290) + +#define S5P6450_GPD_BASE (S5P_VA_GPIO + 0x0060) +#define S5P6450_GPK_BASE (S5P_VA_GPIO + 0x0140) +#define S5P6450_GPQ_BASE (S5P_VA_GPIO + 0x0180) +#define S5P6450_GPS_BASE (S5P_VA_GPIO + 0x0300) #endif /* __ASM_ARCH_REGS_GPIO_H */ |
