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Tue, 10 Feb 2026 16:23:19 -0800 (PST) From: Yauhen Kharuzhy To: Oder Chiou , Liam Girdwood , Mark Brown Cc: Jaroslav Kysela , Takashi Iwai , linux-sound@vger.kernel.org, linux-kernel@vger.kernel.org, Hans de Goede , Yauhen Kharuzhy Subject: [PATCH 6/7] ASoC: rt5677: Reset the codec during probing Date: Wed, 11 Feb 2026 02:18:38 +0200 Message-ID: <20260211002255.4090440-7-jekhor@gmail.com> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20260211002255.4090440-1-jekhor@gmail.com> References: <20260211002255.4090440-1-jekhor@gmail.com> Precedence: bulk X-Mailing-List: linux-sound@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit To ensure that the codec is in a known state, reset it during driver initialization. Signed-off-by: Yauhen Kharuzhy --- sound/soc/codecs/rt5677.c | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) 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 -- 2.51.0