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| author | Ben Dooks <ben-linux@fluff.org> | 2009-05-17 22:44:33 +0100 |
|---|---|---|
| committer | Ben Dooks <ben-linux@fluff.org> | 2009-05-18 16:26:03 +0100 |
| commit | 75cbcff3729fe2568dff38d16d6494f8fb7f59fe (patch) | |
| tree | 55d7eca0d47aa0ab2bf586d347f52a1baf8b30da | |
| parent | fda7b2b097fed9f88bc93ed3de0caea87ffe778e (diff) | |
| download | kernel_samsung_smdk4412-75cbcff3729fe2568dff38d16d6494f8fb7f59fe.zip kernel_samsung_smdk4412-75cbcff3729fe2568dff38d16d6494f8fb7f59fe.tar.gz kernel_samsung_smdk4412-75cbcff3729fe2568dff38d16d6494f8fb7f59fe.tar.bz2 | |
[ARM] S3C24XX: GPIO: Add S3C64XX style GPIO numbering
Move the new style of GPIO numbering by using a single
macro for each GPIO bank. This means S3C2410_GPA0 becomes
S3C2410_GPA(0), and so on.
Signed-off-by: Ben Dooks <ben-linux@fluff.org>
| -rw-r--r-- | arch/arm/mach-s3c2410/include/mach/gpio-nrs.h | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/arch/arm/mach-s3c2410/include/mach/gpio-nrs.h b/arch/arm/mach-s3c2410/include/mach/gpio-nrs.h index ce1ec69..5213e45 100644 --- a/arch/arm/mach-s3c2410/include/mach/gpio-nrs.h +++ b/arch/arm/mach-s3c2410/include/mach/gpio-nrs.h @@ -11,6 +11,9 @@ * published by the Free Software Foundation. */ +#ifndef __MACH_GPIONRS_H +#define __MACH_GPIONRS_H + #define S3C2410_GPIONO(bank,offset) ((bank) + (offset)) #define S3C2410_GPIO_BANKA (32*0) @@ -21,3 +24,49 @@ #define S3C2410_GPIO_BANKF (32*5) #define S3C2410_GPIO_BANKG (32*6) #define S3C2410_GPIO_BANKH (32*7) + +/* GPIO bank sizes */ +#define S3C2410_GPIO_A_NR (32) +#define S3C2410_GPIO_B_NR (32) +#define S3C2410_GPIO_C_NR (32) +#define S3C2410_GPIO_D_NR (32) +#define S3C2410_GPIO_E_NR (32) +#define S3C2410_GPIO_F_NR (32) +#define S3C2410_GPIO_G_NR (32) +#define S3C2410_GPIO_H_NR (32) + +#if CONFIG_S3C_GPIO_SPACE != 0 +#error CONFIG_S3C_GPIO_SPACE cannot be zero at the moment +#endif + +#define S3C2410_GPIO_NEXT(__gpio) \ + ((__gpio##_START) + (__gpio##_NR) + CONFIG_S3C_GPIO_SPACE + 0) + +#ifndef __ASSEMBLY__ + +enum s3c_gpio_number { + S3C2410_GPIO_A_START = 0, + S3C2410_GPIO_B_START = S3C2410_GPIO_NEXT(S3C2410_GPIO_A), + S3C2410_GPIO_C_START = S3C2410_GPIO_NEXT(S3C2410_GPIO_B), + S3C2410_GPIO_D_START = S3C2410_GPIO_NEXT(S3C2410_GPIO_C), + S3C2410_GPIO_E_START = S3C2410_GPIO_NEXT(S3C2410_GPIO_D), + S3C2410_GPIO_F_START = S3C2410_GPIO_NEXT(S3C2410_GPIO_E), + S3C2410_GPIO_G_START = S3C2410_GPIO_NEXT(S3C2410_GPIO_F), + S3C2410_GPIO_H_START = S3C2410_GPIO_NEXT(S3C2410_GPIO_G), +}; + +#endif /* __ASSEMBLY__ */ + +/* S3C2410 GPIO number definitions. */ + +#define S3C2410_GPA(_nr) (S3C2410_GPIO_A_START + (_nr)) +#define S3C2410_GPB(_nr) (S3C2410_GPIO_B_START + (_nr)) +#define S3C2410_GPC(_nr) (S3C2410_GPIO_C_START + (_nr)) +#define S3C2410_GPD(_nr) (S3C2410_GPIO_D_START + (_nr)) +#define S3C2410_GPE(_nr) (S3C2410_GPIO_E_START + (_nr)) +#define S3C2410_GPF(_nr) (S3C2410_GPIO_F_START + (_nr)) +#define S3C2410_GPG(_nr) (S3C2410_GPIO_G_START + (_nr)) +#define S3C2410_GPH(_nr) (S3C2410_GPIO_H_START + (_nr)) + +#endif /* __MACH_GPIONRS_H */ + |