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/* SPDX-License-Identifier: GPL-2.0+ */
/*
* OF helpers for the old of_mm_gpio_chip, used on ppc32 and nios2,
* do not use in new code.
*
* Copyright (c) 2007-2008 MontaVista Software, Inc.
*
* Author: Anton Vorontsov <avorontsov@ru.mvista.com>
*/
#ifndef __LINUX_GPIO_LEGACY_OF_MM_GPIO_CHIP_H
#define __LINUX_GPIO_LEGACY_OF_MM_GPIO_CHIP_H
#include <linux/gpio/driver.h>
#include <linux/of.h>
/*
* OF GPIO chip for memory mapped banks
*/
struct of_mm_gpio_chip {
struct gpio_chip gc;
void (*save_regs)(struct of_mm_gpio_chip *mm_gc);
void __iomem *regs;
};
static inline struct of_mm_gpio_chip *to_of_mm_gpio_chip(struct gpio_chip *gc)
{
return container_of(gc, struct of_mm_gpio_chip, gc);
}
extern int of_mm_gpiochip_add_data(struct device_node *np,
struct of_mm_gpio_chip *mm_gc,
void *data);
extern void of_mm_gpiochip_remove(struct of_mm_gpio_chip *mm_gc);
#endif /* __LINUX_GPIO_LEGACY_OF_MM_GPIO_CHIP_H */