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103 lines
3.2 KiB
103 lines
3.2 KiB
/* SPDX-License-Identifier: GPL-2.0 */ |
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/* |
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* Copyright (c) 2008 Simtec Electronics |
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* http://armlinux.simtec.co.uk/ |
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* Ben Dooks <[email protected]> |
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* |
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* S3C2410 - GPIO lib support |
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*/ |
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/* some boards require extra gpio capacity to support external |
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* devices that need GPIO. |
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*/ |
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#ifndef GPIO_SAMSUNG_S3C24XX_H |
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#define GPIO_SAMSUNG_S3C24XX_H |
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#include "map.h" |
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/* |
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* GPIO sizes for various SoCs: |
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* |
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* 2410 2412 2440 2443 2416 |
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* 2442 |
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* ---- ---- ---- ---- ---- |
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* A 23 22 25 16 27 |
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* B 11 11 11 11 11 |
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* C 16 16 16 16 16 |
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* D 16 16 16 16 16 |
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* E 16 16 16 16 16 |
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* F 8 8 8 8 8 |
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* G 16 16 16 16 8 |
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* H 11 11 11 15 15 |
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* J -- -- 13 16 -- |
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* K -- -- -- -- 16 |
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* L -- -- -- 15 14 |
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* M -- -- -- 2 2 |
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*/ |
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/* GPIO bank sizes */ |
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#define S3C2410_GPIO_A_NR (32) |
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#define S3C2410_GPIO_B_NR (32) |
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#define S3C2410_GPIO_C_NR (32) |
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#define S3C2410_GPIO_D_NR (32) |
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#define S3C2410_GPIO_E_NR (32) |
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#define S3C2410_GPIO_F_NR (32) |
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#define S3C2410_GPIO_G_NR (32) |
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#define S3C2410_GPIO_H_NR (32) |
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#define S3C2410_GPIO_J_NR (32) /* technically 16. */ |
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#define S3C2410_GPIO_K_NR (32) /* technically 16. */ |
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#define S3C2410_GPIO_L_NR (32) /* technically 15. */ |
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#define S3C2410_GPIO_M_NR (32) /* technically 2. */ |
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#if CONFIG_S3C_GPIO_SPACE != 0 |
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#error CONFIG_S3C_GPIO_SPACE cannot be nonzero at the moment |
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#endif |
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#define S3C2410_GPIO_NEXT(__gpio) \ |
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((__gpio##_START) + (__gpio##_NR) + CONFIG_S3C_GPIO_SPACE + 0) |
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#ifndef __ASSEMBLY__ |
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enum s3c_gpio_number { |
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S3C2410_GPIO_A_START = 0, |
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S3C2410_GPIO_B_START = S3C2410_GPIO_NEXT(S3C2410_GPIO_A), |
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S3C2410_GPIO_C_START = S3C2410_GPIO_NEXT(S3C2410_GPIO_B), |
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S3C2410_GPIO_D_START = S3C2410_GPIO_NEXT(S3C2410_GPIO_C), |
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S3C2410_GPIO_E_START = S3C2410_GPIO_NEXT(S3C2410_GPIO_D), |
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S3C2410_GPIO_F_START = S3C2410_GPIO_NEXT(S3C2410_GPIO_E), |
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S3C2410_GPIO_G_START = S3C2410_GPIO_NEXT(S3C2410_GPIO_F), |
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S3C2410_GPIO_H_START = S3C2410_GPIO_NEXT(S3C2410_GPIO_G), |
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S3C2410_GPIO_J_START = S3C2410_GPIO_NEXT(S3C2410_GPIO_H), |
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S3C2410_GPIO_K_START = S3C2410_GPIO_NEXT(S3C2410_GPIO_J), |
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S3C2410_GPIO_L_START = S3C2410_GPIO_NEXT(S3C2410_GPIO_K), |
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S3C2410_GPIO_M_START = S3C2410_GPIO_NEXT(S3C2410_GPIO_L), |
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}; |
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#endif /* __ASSEMBLY__ */ |
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/* S3C2410 GPIO number definitions. */ |
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#define S3C2410_GPA(_nr) (S3C2410_GPIO_A_START + (_nr)) |
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#define S3C2410_GPB(_nr) (S3C2410_GPIO_B_START + (_nr)) |
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#define S3C2410_GPC(_nr) (S3C2410_GPIO_C_START + (_nr)) |
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#define S3C2410_GPD(_nr) (S3C2410_GPIO_D_START + (_nr)) |
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#define S3C2410_GPE(_nr) (S3C2410_GPIO_E_START + (_nr)) |
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#define S3C2410_GPF(_nr) (S3C2410_GPIO_F_START + (_nr)) |
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#define S3C2410_GPG(_nr) (S3C2410_GPIO_G_START + (_nr)) |
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#define S3C2410_GPH(_nr) (S3C2410_GPIO_H_START + (_nr)) |
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#define S3C2410_GPJ(_nr) (S3C2410_GPIO_J_START + (_nr)) |
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#define S3C2410_GPK(_nr) (S3C2410_GPIO_K_START + (_nr)) |
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#define S3C2410_GPL(_nr) (S3C2410_GPIO_L_START + (_nr)) |
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#define S3C2410_GPM(_nr) (S3C2410_GPIO_M_START + (_nr)) |
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#ifdef CONFIG_CPU_S3C244X |
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#define S3C_GPIO_END (S3C2410_GPJ(0) + 32) |
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#elif defined(CONFIG_CPU_S3C2443) || defined(CONFIG_CPU_S3C2416) |
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#define S3C_GPIO_END (S3C2410_GPM(0) + 32) |
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#else |
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#define S3C_GPIO_END (S3C2410_GPH(0) + 32) |
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#endif |
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#endif /* GPIO_SAMSUNG_S3C24XX_H */
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