linux-kernel - [PATCH v2 1/3] ASoC: codecs: rtq9128: Modify the chip initial setting

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Message-ID: <340c88ae78edeb76cde812453c9a72d28b73e9f4.1768180827.git.cy_huang@richtek.com>
Date: Mon, 12 Jan 2026 09:27:32 +0800
From: <cy_huang@...htek.com>
To: Mark Brown <broonie@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>
CC: Rob Herring <robh@...nel.org>, Conor Dooley <conor+dt@...nel.org>, "Liam
 Girdwood" <lgirdwood@...il.com>, ChiYuan Huang <cy_huang@...htek.com>,
	<musk_wang@...htek.com>, <roy_chiu@...htek.com>, <allen_lin@...htek.com>,
	<devicetree@...r.kernel.org>, <linux-sound@...r.kernel.org>,
	<linux-kernel@...r.kernel.org>
Subject: [PATCH v2 1/3] ASoC: codecs: rtq9128: Modify the chip initial setting

From: ChiYuan Huang <cy_huang@...htek.com>

Modify the chip initial setting to default enable DC load detection
function. This function is the chip specific feature that can detect
the output open/short.

Signed-off-by: ChiYuan Huang <cy_huang@...htek.com>
---
 sound/soc/codecs/rtq9128.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/sound/soc/codecs/rtq9128.c b/sound/soc/codecs/rtq9128.c
index 391cc03d687f..289bb3c04a90 100644
--- a/sound/soc/codecs/rtq9128.c
+++ b/sound/soc/codecs/rtq9128.c
@@ -352,7 +352,7 @@ static const struct snd_soc_dapm_route rtq9128_dapm_routes[] = {
 static const struct rtq9128_init_reg rtq9128_tka470b_tables[] = {
 	{ 0xA0, 0xEF },
 	{ 0x0D, 0x00 },
-	{ 0x03, 0x05 },
+	{ 0x03, 0x45 },
 	{ 0x05, 0x31 },
 	{ 0x06, 0x23 },
 	{ 0x70, 0x11 },
@@ -367,7 +367,7 @@ static const struct rtq9128_init_reg rtq9128_tka470b_tables[] = {
 
 static const struct rtq9128_init_reg rtq9128_dh_tables[] = {
 	{ 0x0F, 0x00 },
-	{ 0x03, 0x0D },
+	{ 0x03, 0x4D },
 	{ 0xB2, 0xFF },
 	{ 0xB3, 0xFF },
 	{ 0x30, 0x180 },
@@ -378,7 +378,7 @@ static const struct rtq9128_init_reg rtq9128_dh_tables[] = {
 
 static const struct rtq9128_init_reg rtq9128_dl_tables[] = {
 	{ 0x0F, 0x00 },
-	{ 0x03, 0x0D },
+	{ 0x03, 0x4D },
 	{ 0x30, 0x180 },
 	{ 0x8A, 0x55 },
 	{ 0x72, 0x00 },
-- 
2.34.1