pdata.h (1576B)
1/* SPDX-License-Identifier: GPL-2.0-only */ 2/* 3 * Platform data for Cirrus Logic Madera codecs 4 * 5 * Copyright (C) 2015-2018 Cirrus Logic 6 */ 7 8#ifndef MADERA_PDATA_H 9#define MADERA_PDATA_H 10 11#include <linux/kernel.h> 12#include <linux/regulator/arizona-ldo1.h> 13#include <linux/regulator/arizona-micsupp.h> 14#include <linux/regulator/machine.h> 15#include <sound/madera-pdata.h> 16 17#define MADERA_MAX_MICBIAS 4 18#define MADERA_MAX_CHILD_MICBIAS 4 19 20#define MADERA_MAX_GPSW 2 21 22struct gpio_desc; 23struct pinctrl_map; 24 25/** 26 * struct madera_pdata - Configuration data for Madera devices 27 * 28 * @reset: GPIO controlling /RESET (NULL = none) 29 * @ldo1: Substruct of pdata for the LDO1 regulator 30 * @micvdd: Substruct of pdata for the MICVDD regulator 31 * @irq_flags: Mode for primary IRQ (defaults to active low) 32 * @gpio_base: Base GPIO number 33 * @gpio_configs: Array of GPIO configurations (See 34 * Documentation/driver-api/pin-control.rst) 35 * @n_gpio_configs: Number of entries in gpio_configs 36 * @gpsw: General purpose switch mode setting. Depends on the external 37 * hardware connected to the switch. (See the SW1_MODE field 38 * in the datasheet for the available values for your codec) 39 * @codec: Substruct of pdata for the ASoC codec driver 40 */ 41struct madera_pdata { 42 struct gpio_desc *reset; 43 44 struct arizona_ldo1_pdata ldo1; 45 struct arizona_micsupp_pdata micvdd; 46 47 unsigned int irq_flags; 48 int gpio_base; 49 50 const struct pinctrl_map *gpio_configs; 51 int n_gpio_configs; 52 53 u32 gpsw[MADERA_MAX_GPSW]; 54 55 struct madera_codec_pdata codec; 56}; 57 58#endif