kernel/include/linux/mfd/madera/pdata.h

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2024-07-22 17:22:30 +08:00
/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Platform data for Cirrus Logic Madera codecs
*
* Copyright (C) 2015-2018 Cirrus Logic
*/
#ifndef MADERA_PDATA_H
#define MADERA_PDATA_H
#include <linux/kernel.h>
#include <linux/regulator/arizona-ldo1.h>
#include <linux/regulator/arizona-micsupp.h>
#include <linux/regulator/machine.h>
#include <sound/madera-pdata.h>
#define MADERA_MAX_MICBIAS 4
#define MADERA_MAX_CHILD_MICBIAS 4
#define MADERA_MAX_GPSW 2
struct gpio_desc;
struct pinctrl_map;
/**
* struct madera_pdata - Configuration data for Madera devices
*
* @reset: GPIO controlling /RESET (NULL = none)
* @ldo1: Substruct of pdata for the LDO1 regulator
* @micvdd: Substruct of pdata for the MICVDD regulator
* @irq_flags: Mode for primary IRQ (defaults to active low)
* @gpio_base: Base GPIO number
* @gpio_configs: Array of GPIO configurations (See
* Documentation/driver-api/pin-control.rst)
* @n_gpio_configs: Number of entries in gpio_configs
* @gpsw: General purpose switch mode setting. Depends on the external
* hardware connected to the switch. (See the SW1_MODE field
* in the datasheet for the available values for your codec)
* @codec: Substruct of pdata for the ASoC codec driver
*/
struct madera_pdata {
struct gpio_desc *reset;
struct arizona_ldo1_pdata ldo1;
struct arizona_micsupp_pdata micvdd;
unsigned int irq_flags;
int gpio_base;
const struct pinctrl_map *gpio_configs;
int n_gpio_configs;
u32 gpsw[MADERA_MAX_GPSW];
struct madera_codec_pdata codec;
};
#endif