diff options
Diffstat (limited to 'arch/arm/mach-s3c24xx/include/mach/gpio-nrs.h')
| -rw-r--r-- | arch/arm/mach-s3c24xx/include/mach/gpio-nrs.h | 118 |
1 files changed, 118 insertions, 0 deletions
diff --git a/arch/arm/mach-s3c24xx/include/mach/gpio-nrs.h b/arch/arm/mach-s3c24xx/include/mach/gpio-nrs.h new file mode 100644 index 00000000000..019ea86057f --- /dev/null +++ b/arch/arm/mach-s3c24xx/include/mach/gpio-nrs.h @@ -0,0 +1,118 @@ +/* arch/arm/mach-s3c2410/include/mach/gpio-nrs.h + * + * Copyright (c) 2008 Simtec Electronics + * http://armlinux.simtec.co.uk/ + * Ben Dooks <ben@simtec.co.uk> + * + * S3C2410 - GPIO bank numbering + * + * 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 __MACH_GPIONRS_H +#define __MACH_GPIONRS_H + +#define S3C2410_GPIONO(bank,offset) ((bank) + (offset)) + +#define S3C2410_GPIO_BANKG (32*6) +#define S3C2410_GPIO_BANKH (32*7) + +/* GPIO sizes for various SoCs: + * + * 2442 + * 2410 2412 2440 2443 2416 + * ---- ---- ---- ---- ---- + * A 23 22 25 16 25 + * B 11 11 11 11 9 + * C 16 15 16 16 16 + * D 16 16 16 16 16 + * E 16 16 16 16 16 + * F 8 8 8 8 8 + * G 16 16 16 16 8 + * H 11 11 9 15 15 + * J -- -- 13 16 -- + * K -- -- -- -- 16 + * L -- -- -- 15 7 + * M -- -- -- 2 2 + */ + +/* 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) +#define S3C2410_GPIO_J_NR (32) /* technically 16. */ +#define S3C2410_GPIO_K_NR (32) /* technically 16. */ +#define S3C2410_GPIO_L_NR (32) /* technically 15. */ +#define S3C2410_GPIO_M_NR (32) /* technically 2. */ + +#if CONFIG_S3C_GPIO_SPACE != 0 +#error CONFIG_S3C_GPIO_SPACE cannot be nonzero 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), + S3C2410_GPIO_J_START = S3C2410_GPIO_NEXT(S3C2410_GPIO_H), + S3C2410_GPIO_K_START = S3C2410_GPIO_NEXT(S3C2410_GPIO_J), + S3C2410_GPIO_L_START = S3C2410_GPIO_NEXT(S3C2410_GPIO_K), + S3C2410_GPIO_M_START = S3C2410_GPIO_NEXT(S3C2410_GPIO_L), +}; + +#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)) +#define S3C2410_GPJ(_nr) (S3C2410_GPIO_J_START + (_nr)) +#define S3C2410_GPK(_nr) (S3C2410_GPIO_K_START + (_nr)) +#define S3C2410_GPL(_nr) (S3C2410_GPIO_L_START + (_nr)) +#define S3C2410_GPM(_nr) (S3C2410_GPIO_M_START + (_nr)) + +/* compatibility until drivers can be modified */ + +#define S3C2410_GPA0 S3C2410_GPA(0) +#define S3C2410_GPA1 S3C2410_GPA(1) +#define S3C2410_GPA3 S3C2410_GPA(3) +#define S3C2410_GPA7 S3C2410_GPA(7) + +#define S3C2410_GPE0 S3C2410_GPE(0) +#define S3C2410_GPE1 S3C2410_GPE(1) +#define S3C2410_GPE2 S3C2410_GPE(2) +#define S3C2410_GPE3 S3C2410_GPE(3) +#define S3C2410_GPE4 S3C2410_GPE(4) +#define S3C2410_GPE5 S3C2410_GPE(5) +#define S3C2410_GPE6 S3C2410_GPE(6) +#define S3C2410_GPE7 S3C2410_GPE(7) +#define S3C2410_GPE8 S3C2410_GPE(8) +#define S3C2410_GPE9 S3C2410_GPE(9) +#define S3C2410_GPE10 S3C2410_GPE(10) + +#define S3C2410_GPH10 S3C2410_GPH(10) + +#endif /* __MACH_GPIONRS_H */ + |