diff options
| author | Yauhen Kharuzhy <jekhor@gmail.com> | 2026-02-11 03:18:38 +0300 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2026-02-23 02:52:12 +0300 |
| commit | 904e71d42505ca2af19b0031ffffefc8c1fefb48 (patch) | |
| tree | 53dcc3395d2a7a94aa16c1cec9c26ecdaf2dd4ae | |
| parent | 0cc00de3dd5b66c80e6ec1705ec929f4a45ffa1c (diff) | |
| download | linux-904e71d42505ca2af19b0031ffffefc8c1fefb48.tar.xz | |
ASoC: rt5677: Reset the codec during probing
To ensure that the codec is in a known state, reset it during driver
initialization.
Signed-off-by: Yauhen Kharuzhy <jekhor@gmail.com>
Link: https://patch.msgid.link/20260211002255.4090440-7-jekhor@gmail.com
Signed-off-by: Mark Brown <broonie@kernel.org>
| -rw-r--r-- | sound/soc/codecs/rt5677.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/sound/soc/codecs/rt5677.c b/sound/soc/codecs/rt5677.c index f56ac267f53b..60a93c3fe2e7 100644 --- a/sound/soc/codecs/rt5677.c +++ b/sound/soc/codecs/rt5677.c @@ -5581,14 +5581,21 @@ static int rt5677_i2c_probe(struct i2c_client *i2c) dev_err(&i2c->dev, "Failed to request POW_LDO2: %d\n", ret); return ret; } + rt5677->reset_pin = devm_gpiod_get_optional(&i2c->dev, - "realtek,reset", GPIOD_OUT_LOW); + "realtek,reset", GPIOD_OUT_HIGH); + if (IS_ERR(rt5677->reset_pin)) { ret = PTR_ERR(rt5677->reset_pin); dev_err(&i2c->dev, "Failed to request RESET: %d\n", ret); return ret; } + if (rt5677->reset_pin) { + msleep(1); + gpiod_set_value_cansleep(rt5677->reset_pin, 0); + } + if (rt5677->pow_ldo2 || rt5677->reset_pin) { /* Wait a while until I2C bus becomes available. The datasheet * does not specify the exact we should wait but startup |