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- /*
- * SPDX-License-Identifier: BSD-2-Clause
- *
- * Copyright (c) 2021 Western Digital Corporation or its affiliates.
- *
- * Authors:
- * Anup Patel <anup.patel@wdc.com>
- */
- #ifndef __FDT_GPIO_H__
- #define __FDT_GPIO_H__
- #include <sbi_utils/gpio/gpio.h>
- struct fdt_phandle_args;
- /** FDT based GPIO driver */
- struct fdt_gpio {
- const struct fdt_match *match_table;
- int (*xlate)(struct gpio_chip *chip,
- const struct fdt_phandle_args *pargs,
- struct gpio_pin *out_pin);
- int (*init)(void *fdt, int nodeoff, u32 phandle,
- const struct fdt_match *match);
- };
- /** Get a GPIO pin using "gpios" DT property of client DT node */
- int fdt_gpio_pin_get(void *fdt, int nodeoff, int index,
- struct gpio_pin *out_pin);
- /** Simple xlate function to convert two GPIO FDT cells into GPIO pin */
- int fdt_gpio_simple_xlate(struct gpio_chip *chip,
- const struct fdt_phandle_args *pargs,
- struct gpio_pin *out_pin);
- #endif
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