From 5f2ef5dad7e5afd3b52a273819fe7c69679e2cac Mon Sep 17 00:00:00 2001 From: Ondrej Jirman Date: Thu, 7 Sep 2023 22:58:22 +0200 Subject: [PATCH 361/480] ASoC: codecs: rt5640: Add support for power supplies Signed-off-by: Ondrej Jirman --- sound/soc/codecs/rt5640.c | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/sound/soc/codecs/rt5640.c b/sound/soc/codecs/rt5640.c index 8a919efd733b..49502d2a9cc0 100644 --- a/sound/soc/codecs/rt5640.c +++ b/sound/soc/codecs/rt5640.c @@ -17,6 +17,7 @@ #include #include #include +#include #include #include #include @@ -38,6 +39,13 @@ #define RT5640_PR_BASE (RT5640_PR_RANGE_BASE + (0 * RT5640_PR_SPACING)) +static const char *const rt5640_supply_names[] = { + "avdd", + "cpvdd", + "dbvdd", + "spkvdd", +}; + static const struct regmap_range_cfg rt5640_ranges[] = { { .name = "PR", .range_min = RT5640_PR_BASE, .range_max = RT5640_PR_BASE + 0xb4, @@ -3028,6 +3036,14 @@ static int rt5640_i2c_probe(struct i2c_client *i2c) msleep(400); } + ret = devm_regulator_bulk_get_enable(&i2c->dev, + ARRAY_SIZE(rt5640_supply_names), + rt5640_supply_names); + if (ret) { + dev_err(&i2c->dev, "Failed to request supplies: %d\n", ret); + return ret; + } + rt5640->regmap = devm_regmap_init_i2c(i2c, &rt5640_regmap); if (IS_ERR(rt5640->regmap)) { ret = PTR_ERR(rt5640->regmap); -- 2.49.0