| /* |
| * (C) Copyright 2018 |
| * ASR Microelectronics (Shanghai) Co., Ltd. |
| * |
| * SPDX-License-Identifier: GPL-2.0+ |
| */ |
| |
| #ifndef _ASM_ARCH_GPIO_H |
| #define _ASM_ARCH_GPIO_H |
| |
| #include <asm/types.h> |
| #include <asm/arch/asr1802.h> |
| #include <mvgpio.h> |
| |
| #define GPIO_TO_REG(gp) (gp >> 5) |
| #define GPIO_TO_BIT(gp) (1 << (gp % 32)) |
| #define GPIO_VAL(gp, val) ((val >> (gp % 32)) & 0x01) |
| |
| static inline void *get_gpio_base(int bank) |
| { |
| const unsigned int offset[] = {0, 4, 8, 0x100}; |
| /* gpio register bank offset - refer Appendix A.36 */ |
| return (struct gpio_reg *)(ASR1802_GPIO_BASE + offset[bank]); |
| } |
| |
| #endif /* _ASM_ARCH_GPIO_H */ |
| |