mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-12-16 07:24:39 +08:00
b0bca3e4ee
This adds the pinctrl configuration for the CS47L15 codec to the madera pinctrl driver. Signed-off-by: Richard Fitzgerald <rf@opensource.cirrus.com> Signed-off-by: Charles Keepax <ckeepax@opensource.cirrus.com> Link: https://lore.kernel.org/r/20190722091015.20884-2-ckeepax@opensource.cirrus.com Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
41 lines
1.4 KiB
C
41 lines
1.4 KiB
C
// SPDX-License-Identifier: GPL-2.0-only
|
|
/*
|
|
* Pinctrl for Cirrus Logic CS47L15
|
|
*
|
|
* Copyright (C) 2018-2019 Cirrus Logic, Inc. and
|
|
* Cirrus Logic International Semiconductor Ltd.
|
|
*/
|
|
|
|
#include <linux/err.h>
|
|
#include <linux/mfd/madera/core.h>
|
|
|
|
#include "pinctrl-madera.h"
|
|
|
|
/*
|
|
* The alt func groups are the most commonly used functions we place these at
|
|
* the lower function indexes for convenience, and the less commonly used gpio
|
|
* functions at higher indexes.
|
|
*
|
|
* To stay consistent with the datasheet the function names are the same as
|
|
* the group names for that function's pins
|
|
*
|
|
* Note - all 1 less than in datasheet because these are zero-indexed
|
|
*/
|
|
static const unsigned int cs47l15_aif1_pins[] = { 0, 1, 2, 3 };
|
|
static const unsigned int cs47l15_aif2_pins[] = { 4, 5, 6, 7 };
|
|
static const unsigned int cs47l15_aif3_pins[] = { 8, 9, 10, 11 };
|
|
static const unsigned int cs47l15_spk1_pins[] = { 12, 13, 14 };
|
|
|
|
static const struct madera_pin_groups cs47l15_pin_groups[] = {
|
|
{ "aif1", cs47l15_aif1_pins, ARRAY_SIZE(cs47l15_aif1_pins) },
|
|
{ "aif2", cs47l15_aif2_pins, ARRAY_SIZE(cs47l15_aif2_pins) },
|
|
{ "aif3", cs47l15_aif3_pins, ARRAY_SIZE(cs47l15_aif3_pins) },
|
|
{ "pdmspk1", cs47l15_spk1_pins, ARRAY_SIZE(cs47l15_spk1_pins) },
|
|
};
|
|
|
|
const struct madera_pin_chip cs47l15_pin_chip = {
|
|
.n_pins = CS47L15_NUM_GPIOS,
|
|
.pin_groups = cs47l15_pin_groups,
|
|
.n_pin_groups = ARRAY_SIZE(cs47l15_pin_groups),
|
|
};
|