linux-kernel - [PATCH 1/2] ASoC: codecs: aw88261: use dvdd-supply regulator

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Message-Id: <20260111-aw88261-dvdd-v1-1-83fa0850d561@machinesoul.in>
Date: Sun, 11 Jan 2026 15:40:30 +0530
From: Bharadwaj Raju via B4 Relay <devnull+bharadwaj.raju.machinesoul.in@...nel.org>
To: Liam Girdwood <lgirdwood@...il.com>, Mark Brown <broonie@...nel.org>, 
 Jaroslav Kysela <perex@...ex.cz>, Takashi Iwai <tiwai@...e.com>, 
 Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, Weidong Wang <wangweidong.a@...nic.com>
Cc: Bhushan Shah <bhushan.shah@...hinesoul.in>, 
 Luca Weiss <luca.weiss@...rphone.com>, 
 ~postmarketos/upstreaming@...ts.sr.ht, phone-devel@...r.kernel.org, 
 linux-sound@...r.kernel.org, linux-kernel@...r.kernel.org, 
 devicetree@...r.kernel.org, Bharadwaj Raju <bharadwaj.raju@...hinesoul.in>
Subject: [PATCH 1/2] ASoC: codecs: aw88261: use dvdd-supply regulator

From: Bharadwaj Raju <bharadwaj.raju@...hinesoul.in>

Enable the dvdd regulator on startup.

Signed-off-by: Bharadwaj Raju <bharadwaj.raju@...hinesoul.in>
---
 sound/soc/codecs/aw88261.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/sound/soc/codecs/aw88261.c b/sound/soc/codecs/aw88261.c
index 6bd6e7ffd1aa..9a2d167cf809 100644
--- a/sound/soc/codecs/aw88261.c
+++ b/sound/soc/codecs/aw88261.c
@@ -11,6 +11,7 @@
 #include <linux/i2c.h>
 #include <linux/firmware.h>
 #include <linux/regmap.h>
+#include <linux/regulator/consumer.h>
 #include <sound/soc.h>
 #include "aw88261.h"
 #include "aw88395/aw88395_data_type.h"
@@ -1295,6 +1296,10 @@ static int aw88261_init(struct aw88261 **aw88261, struct i2c_client *i2c, struct
 	unsigned int chip_id;
 	int ret;
 
+	ret = devm_regulator_get_enable(&i2c->dev, "dvdd");
+	if (ret)
+		return dev_err_probe(&i2c->dev, ret, "Failed to enable dvdd supply\n");
+
 	/* read chip id */
 	ret = regmap_read(regmap, AW88261_ID_REG, &chip_id);
 	if (ret) {

-- 
2.43.0