u-boot/arch/arm/include/asm/arch-rockchip/gpio.h

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/* SPDX-License-Identifier: GPL-2.0+ */
/*
* (C) Copyright 2015 Google, Inc
*/
#ifndef _ASM_ARCH_GPIO_H
#define _ASM_ARCH_GPIO_H
struct rockchip_gpio_regs {
u32 swport_dr;
u32 swport_ddr;
u32 reserved0[(0x30 - 0x08) / 4];
u32 inten;
u32 intmask;
u32 inttype_level;
u32 int_polarity;
u32 int_status;
u32 int_rawstatus;
u32 debounce;
u32 porta_eoi;
u32 ext_port;
u32 reserved1[(0x60 - 0x54) / 4];
u32 ls_sync;
};
check_member(rockchip_gpio_regs, ls_sync, 0x60);
enum gpio_pu_pd {
GPIO_PULL_NORMAL = 0,
GPIO_PULL_UP,
GPIO_PULL_DOWN,
GPIO_PULL_REPEAT,
};
/* These defines are only used by spl_gpio.h */
enum {
/* Banks have 8 GPIOs, so 3 bits, and there are 4 banks, so 2 bits */
GPIO_BANK_SHIFT = 3,
GPIO_BANK_MASK = 3 << GPIO_BANK_SHIFT,
GPIO_OFFSET_MASK = 0x1f,
};
#define GPIO(bank, offset) ((bank) << GPIO_BANK_SHIFT | (offset))
enum gpio_bank_t {
BANK_A = 0,
BANK_B,
BANK_C,
BANK_D,
};
enum gpio_dir_t {
GPIO_INPUT = 0,
GPIO_OUTPUT,
};
#endif