98 lines
3.5 KiB
C
98 lines
3.5 KiB
C
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/*
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* Copyright 2008 Openmoko, Inc.
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* Copyright 2008 Simtec Electronics
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* http://armlinux.simtec.co.uk/
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* Ben Dooks <ben@simtec.co.uk>
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*
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* S3C6400 - GPIO lib support
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#ifndef GPIO_SAMSUNG_S3C64XX_H
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#define GPIO_SAMSUNG_S3C64XX_H
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#ifdef CONFIG_GPIO_SAMSUNG
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/* GPIO bank sizes */
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#define S3C64XX_GPIO_A_NR (8)
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#define S3C64XX_GPIO_B_NR (7)
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#define S3C64XX_GPIO_C_NR (8)
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#define S3C64XX_GPIO_D_NR (5)
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#define S3C64XX_GPIO_E_NR (5)
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#define S3C64XX_GPIO_F_NR (16)
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#define S3C64XX_GPIO_G_NR (7)
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#define S3C64XX_GPIO_H_NR (10)
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#define S3C64XX_GPIO_I_NR (16)
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#define S3C64XX_GPIO_J_NR (12)
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#define S3C64XX_GPIO_K_NR (16)
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#define S3C64XX_GPIO_L_NR (15)
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#define S3C64XX_GPIO_M_NR (6)
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#define S3C64XX_GPIO_N_NR (16)
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#define S3C64XX_GPIO_O_NR (16)
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#define S3C64XX_GPIO_P_NR (15)
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#define S3C64XX_GPIO_Q_NR (9)
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/* GPIO bank numbes */
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/* CONFIG_S3C_GPIO_SPACE allows the user to select extra
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* space for debugging purposes so that any accidental
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* change from one gpio bank to another can be caught.
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*/
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#define S3C64XX_GPIO_NEXT(__gpio) \
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((__gpio##_START) + (__gpio##_NR) + CONFIG_S3C_GPIO_SPACE + 1)
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enum s3c_gpio_number {
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S3C64XX_GPIO_A_START = 0,
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S3C64XX_GPIO_B_START = S3C64XX_GPIO_NEXT(S3C64XX_GPIO_A),
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S3C64XX_GPIO_C_START = S3C64XX_GPIO_NEXT(S3C64XX_GPIO_B),
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S3C64XX_GPIO_D_START = S3C64XX_GPIO_NEXT(S3C64XX_GPIO_C),
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S3C64XX_GPIO_E_START = S3C64XX_GPIO_NEXT(S3C64XX_GPIO_D),
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S3C64XX_GPIO_F_START = S3C64XX_GPIO_NEXT(S3C64XX_GPIO_E),
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S3C64XX_GPIO_G_START = S3C64XX_GPIO_NEXT(S3C64XX_GPIO_F),
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S3C64XX_GPIO_H_START = S3C64XX_GPIO_NEXT(S3C64XX_GPIO_G),
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S3C64XX_GPIO_I_START = S3C64XX_GPIO_NEXT(S3C64XX_GPIO_H),
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S3C64XX_GPIO_J_START = S3C64XX_GPIO_NEXT(S3C64XX_GPIO_I),
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S3C64XX_GPIO_K_START = S3C64XX_GPIO_NEXT(S3C64XX_GPIO_J),
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S3C64XX_GPIO_L_START = S3C64XX_GPIO_NEXT(S3C64XX_GPIO_K),
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S3C64XX_GPIO_M_START = S3C64XX_GPIO_NEXT(S3C64XX_GPIO_L),
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S3C64XX_GPIO_N_START = S3C64XX_GPIO_NEXT(S3C64XX_GPIO_M),
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S3C64XX_GPIO_O_START = S3C64XX_GPIO_NEXT(S3C64XX_GPIO_N),
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S3C64XX_GPIO_P_START = S3C64XX_GPIO_NEXT(S3C64XX_GPIO_O),
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S3C64XX_GPIO_Q_START = S3C64XX_GPIO_NEXT(S3C64XX_GPIO_P),
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};
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/* S3C64XX GPIO number definitions. */
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#define S3C64XX_GPA(_nr) (S3C64XX_GPIO_A_START + (_nr))
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#define S3C64XX_GPB(_nr) (S3C64XX_GPIO_B_START + (_nr))
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#define S3C64XX_GPC(_nr) (S3C64XX_GPIO_C_START + (_nr))
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#define S3C64XX_GPD(_nr) (S3C64XX_GPIO_D_START + (_nr))
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#define S3C64XX_GPE(_nr) (S3C64XX_GPIO_E_START + (_nr))
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#define S3C64XX_GPF(_nr) (S3C64XX_GPIO_F_START + (_nr))
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#define S3C64XX_GPG(_nr) (S3C64XX_GPIO_G_START + (_nr))
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#define S3C64XX_GPH(_nr) (S3C64XX_GPIO_H_START + (_nr))
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#define S3C64XX_GPI(_nr) (S3C64XX_GPIO_I_START + (_nr))
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#define S3C64XX_GPJ(_nr) (S3C64XX_GPIO_J_START + (_nr))
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#define S3C64XX_GPK(_nr) (S3C64XX_GPIO_K_START + (_nr))
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#define S3C64XX_GPL(_nr) (S3C64XX_GPIO_L_START + (_nr))
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#define S3C64XX_GPM(_nr) (S3C64XX_GPIO_M_START + (_nr))
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#define S3C64XX_GPN(_nr) (S3C64XX_GPIO_N_START + (_nr))
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#define S3C64XX_GPO(_nr) (S3C64XX_GPIO_O_START + (_nr))
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#define S3C64XX_GPP(_nr) (S3C64XX_GPIO_P_START + (_nr))
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#define S3C64XX_GPQ(_nr) (S3C64XX_GPIO_Q_START + (_nr))
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/* the end of the S3C64XX specific gpios */
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#define S3C64XX_GPIO_END (S3C64XX_GPQ(S3C64XX_GPIO_Q_NR) + 1)
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#define S3C_GPIO_END S3C64XX_GPIO_END
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/* define the number of gpios we need to the one after the GPQ() range */
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#define GPIO_BOARD_START (S3C64XX_GPQ(S3C64XX_GPIO_Q_NR) + 1)
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#endif /* GPIO_SAMSUNG */
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#endif /* GPIO_SAMSUNG_S3C64XX_H */
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