diff options
author | Ben Dooks <ben-linux@fluff.org> | 2008-10-31 16:14:30 +0000 |
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committer | Ben Dooks <ben-linux@fluff.org> | 2008-12-15 23:33:08 +0000 |
commit | efd3a8eb150e383305c36eedc78c29cab910158e (patch) | |
tree | 753acca32e85261e471849b31dc9a2145ac00fe5 /arch/arm/mach-s3c6400/include | |
parent | 39057f237dc9aff2a5ea41995029eeef7b677fae (diff) |
[ARM] S3C64XX: Add gpio bank numbering
Define the gpio numbers for the S3C64XX GPIO banks
available on the S3C6400 and S3C6410.
Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Diffstat (limited to 'arch/arm/mach-s3c6400/include')
-rw-r--r-- | arch/arm/mach-s3c6400/include/mach/gpio.h | 72 |
1 files changed, 71 insertions, 1 deletions
diff --git a/arch/arm/mach-s3c6400/include/mach/gpio.h b/arch/arm/mach-s3c6400/include/mach/gpio.h index 8b4254a23d9..8600c818a46 100644 --- a/arch/arm/mach-s3c6400/include/mach/gpio.h +++ b/arch/arm/mach-s3c6400/include/mach/gpio.h @@ -17,6 +17,76 @@ #define gpio_cansleep __gpio_cansleep #define gpio_to_irq __gpio_to_irq -#define ARCH_NR_GPIOS 188 +/* GPIO bank sizes */ +#define S3C64XX_GPIO_A_NR (8) +#define S3C64XX_GPIO_B_NR (7) +#define S3C64XX_GPIO_C_NR (8) +#define S3C64XX_GPIO_D_NR (5) +#define S3C64XX_GPIO_E_NR (5) +#define S3C64XX_GPIO_F_NR (16) +#define S3C64XX_GPIO_G_NR (7) +#define S3C64XX_GPIO_H_NR (10) +#define S3C64XX_GPIO_I_NR (16) +#define S3C64XX_GPIO_J_NR (12) +#define S3C64XX_GPIO_K_NR (16) +#define S3C64XX_GPIO_L_NR (15) +#define S3C64XX_GPIO_M_NR (6) +#define S3C64XX_GPIO_N_NR (16) +#define S3C64XX_GPIO_O_NR (16) +#define S3C64XX_GPIO_P_NR (15) +#define S3C64XX_GPIO_Q_NR (9) + +/* GPIO bank numbes */ + +/* 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 S3C64XX_GPIO_NEXT(__gpio) \ + ((__gpio##_START) + (__gpio##_NR) + CONFIG_S3C_GPIO_SPACE + 1) + +enum s3c_gpio_number { + S3C64XX_GPIO_A_START = 0, + S3C64XX_GPIO_B_START = S3C64XX_GPIO_NEXT(S3C64XX_GPIO_A), + S3C64XX_GPIO_C_START = S3C64XX_GPIO_NEXT(S3C64XX_GPIO_B), + S3C64XX_GPIO_D_START = S3C64XX_GPIO_NEXT(S3C64XX_GPIO_C), + S3C64XX_GPIO_E_START = S3C64XX_GPIO_NEXT(S3C64XX_GPIO_D), + S3C64XX_GPIO_F_START = S3C64XX_GPIO_NEXT(S3C64XX_GPIO_E), + S3C64XX_GPIO_G_START = S3C64XX_GPIO_NEXT(S3C64XX_GPIO_F), + S3C64XX_GPIO_H_START = S3C64XX_GPIO_NEXT(S3C64XX_GPIO_G), + S3C64XX_GPIO_I_START = S3C64XX_GPIO_NEXT(S3C64XX_GPIO_H), + S3C64XX_GPIO_J_START = S3C64XX_GPIO_NEXT(S3C64XX_GPIO_I), + S3C64XX_GPIO_K_START = S3C64XX_GPIO_NEXT(S3C64XX_GPIO_J), + S3C64XX_GPIO_L_START = S3C64XX_GPIO_NEXT(S3C64XX_GPIO_K), + S3C64XX_GPIO_M_START = S3C64XX_GPIO_NEXT(S3C64XX_GPIO_L), + S3C64XX_GPIO_N_START = S3C64XX_GPIO_NEXT(S3C64XX_GPIO_M), + S3C64XX_GPIO_O_START = S3C64XX_GPIO_NEXT(S3C64XX_GPIO_N), + S3C64XX_GPIO_P_START = S3C64XX_GPIO_NEXT(S3C64XX_GPIO_O), + S3C64XX_GPIO_Q_START = S3C64XX_GPIO_NEXT(S3C64XX_GPIO_P), +}; + +/* S3C64XX GPIO number definitions. */ + +#define S3C64XX_GPA(_nr) (S3C64XX_GPIO_A_START + (_nr)) +#define S3C64XX_GPB(_nr) (S3C64XX_GPIO_B_START + (_nr)) +#define S3C64XX_GPC(_nr) (S3C64XX_GPIO_C_START + (_nr)) +#define S3C64XX_GPD(_nr) (S3C64XX_GPIO_D_START + (_nr)) +#define S3C64XX_GPE(_nr) (S3C64XX_GPIO_E_START + (_nr)) +#define S3C64XX_GPF(_nr) (S3C64XX_GPIO_F_START + (_nr)) +#define S3C64XX_GPG(_nr) (S3C64XX_GPIO_G_START + (_nr)) +#define S3C64XX_GPH(_nr) (S3C64XX_GPIO_H_START + (_nr)) +#define S3C64XX_GPI(_nr) (S3C64XX_GPIO_I_START + (_nr)) +#define S3C64XX_GPJ(_nr) (S3C64XX_GPIO_J_START + (_nr)) +#define S3C64XX_GPK(_nr) (S3C64XX_GPIO_K_START + (_nr)) +#define S3C64XX_GPL(_nr) (S3C64XX_GPIO_L_START + (_nr)) +#define S3C64XX_GPM(_nr) (S3C64XX_GPIO_M_START + (_nr)) +#define S3C64XX_GPN(_nr) (S3C64XX_GPIO_N_START + (_nr)) +#define S3C64XX_GPO(_nr) (S3C64XX_GPIO_O_START + (_nr)) +#define S3C64XX_GPP(_nr) (S3C64XX_GPIO_P_START + (_nr)) +#define S3C64XX_GPQ(_nr) (S3C64XX_GPIO_Q_START + (_nr)) + +/* define the number of gpios we need to the one after the GPQ() range */ +#define ARCH_NR_GPIOS (S3C64XX_GPQ(S3C64XX_GPIO_Q_NR) + 1) #include <asm-generic/gpio.h> |