linux/drivers/pinctrl/visconti/pinctrl-common.c

// SPDX-License-Identifier: GPL-2.0
/*
 * Copyright (c) 2020 TOSHIBA CORPORATION
 * Copyright (c) 2020 Toshiba Electronic Devices & Storage Corporation
 * Copyright (c) 2020 Nobuhiro Iwamatsu <[email protected]>
 */

#include <linux/init.h>
#include <linux/of.h>
#include <linux/io.h>
#include <linux/platform_device.h>
#include <linux/pinctrl/pinctrl.h>
#include <linux/pinctrl/pinmux.h>
#include <linux/pinctrl/pinconf.h>
#include <linux/pinctrl/pinconf-generic.h>
#include "pinctrl-common.h"
#include "../core.h"
#include "../pinconf.h"
#include "../pinctrl-utils.h"

#define DSEL_MASK …

/* private data */
struct visconti_pinctrl { … };

/* pinconf */
static int visconti_pin_config_set(struct pinctrl_dev *pctldev,
				  unsigned int _pin,
				  unsigned long *configs,
				  unsigned int num_configs)
{ … }

static int visconti_pin_config_group_set(struct pinctrl_dev *pctldev,
					unsigned int selector,
					unsigned long *configs,
					unsigned int num_configs)
{ … }
static const struct pinconf_ops visconti_pinconf_ops = …;

/* pinctrl */
static int visconti_get_groups_count(struct pinctrl_dev *pctldev)
{ … }

static const char *visconti_get_group_name(struct pinctrl_dev *pctldev,
					      unsigned int selector)
{ … }

static int visconti_get_group_pins(struct pinctrl_dev *pctldev,
				      unsigned int selector,
				      const unsigned int **pins,
				      unsigned int *num_pins)
{ … }

static const struct pinctrl_ops visconti_pinctrl_ops = …;

/* pinmux */
static int visconti_get_functions_count(struct pinctrl_dev *pctldev)
{ … }

static const char *visconti_get_function_name(struct pinctrl_dev *pctldev,
					     unsigned int selector)
{ … }

static int visconti_get_function_groups(struct pinctrl_dev *pctldev,
				       unsigned int selector,
				       const char * const **groups,
				       unsigned * const num_groups)
{ … }

static int visconti_set_mux(struct pinctrl_dev *pctldev,
			   unsigned int function, unsigned int group)
{ … }

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

static const struct pinmux_ops visconti_pinmux_ops = …;

int visconti_pinctrl_probe(struct platform_device *pdev,
			  const struct visconti_pinctrl_devdata *devdata)
{ … }