linux/drivers/pinctrl/mediatek/pinctrl-moore.c

// SPDX-License-Identifier: GPL-2.0
/*
 * MediaTek Pinctrl Moore Driver, which implement the generic dt-binding
 * pinctrl-bindings.txt for MediaTek SoC.
 *
 * Copyright (C) 2017-2018 MediaTek Inc.
 * Author: Sean Wang <[email protected]>
 *
 */

#include <dt-bindings/pinctrl/mt65xx.h>
#include <linux/gpio/driver.h>

#include <linux/pinctrl/consumer.h>

#include "pinctrl-moore.h"

#define PINCTRL_PINCTRL_DEV …

/* Custom pinconf parameters */
#define MTK_PIN_CONFIG_TDSEL …
#define MTK_PIN_CONFIG_RDSEL …
#define MTK_PIN_CONFIG_PU_ADV …
#define MTK_PIN_CONFIG_PD_ADV …

static const struct pinconf_generic_params mtk_custom_bindings[] = …;

#ifdef CONFIG_DEBUG_FS
static const struct pin_config_item mtk_conf_items[] = …;
#endif

static int mtk_pinmux_set_mux(struct pinctrl_dev *pctldev,
			      unsigned int selector, unsigned int group)
{ … }

static int mtk_pinmux_gpio_request_enable(struct pinctrl_dev *pctldev,
					  struct pinctrl_gpio_range *range,
					  unsigned int pin)
{ … }

static int mtk_pinmux_gpio_set_direction(struct pinctrl_dev *pctldev,
					 struct pinctrl_gpio_range *range,
					 unsigned int pin, bool input)
{ … }

static int mtk_pinconf_get(struct pinctrl_dev *pctldev,
			   unsigned int pin, unsigned long *config)
{ … }

static int mtk_pinconf_set(struct pinctrl_dev *pctldev, unsigned int pin,
			   unsigned long *configs, unsigned int num_configs)
{ … }

static int mtk_pinconf_group_get(struct pinctrl_dev *pctldev,
				 unsigned int group, unsigned long *config)
{ … }

static int mtk_pinconf_group_set(struct pinctrl_dev *pctldev,
				 unsigned int group, unsigned long *configs,
				 unsigned int num_configs)
{ … }

static const struct pinctrl_ops mtk_pctlops = …;

static const struct pinmux_ops mtk_pmxops = …;

static const struct pinconf_ops mtk_confops = …;

static struct pinctrl_desc mtk_desc = …;

static int mtk_gpio_get(struct gpio_chip *chip, unsigned int gpio)
{ … }

static void mtk_gpio_set(struct gpio_chip *chip, unsigned int gpio, int value)
{ … }

static int mtk_gpio_direction_output(struct gpio_chip *chip, unsigned int gpio,
				     int value)
{ … }

static int mtk_gpio_to_irq(struct gpio_chip *chip, unsigned int offset)
{ … }

static int mtk_gpio_set_config(struct gpio_chip *chip, unsigned int offset,
			       unsigned long config)
{ … }

static int mtk_build_gpiochip(struct mtk_pinctrl *hw)
{ … }

static int mtk_build_groups(struct mtk_pinctrl *hw)
{ … }

static int mtk_build_functions(struct mtk_pinctrl *hw)
{ … }

int mtk_moore_pinctrl_probe(struct platform_device *pdev,
			    const struct mtk_pin_soc *soc)
{ … }