linux-kernel - [PATCH 5.16 0500/1039] ASoC: mediatek: mt8195: correct default value

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Message-Id: <20220124184142.068350819@linuxfoundation.org>
Date:   Mon, 24 Jan 2022 19:38:09 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Trevor Wu <trevor.wu@...iatek.com>,
        Mark Brown <broonie@...nel.org>,
        Sasha Levin <sashal@...nel.org>
Subject: [PATCH 5.16 0500/1039] ASoC: mediatek: mt8195: correct default value

From: Trevor Wu <trevor.wu@...iatek.com>

[ Upstream commit 30e693ee82d20361f2caacca3b68c79e1a7cb16c ]

mt8195_cg_patch is used to reset the default value of audio cg, so the
register value could be consistent with CCF reference count.
Nevertheless, AUDIO_TOP_CON1[1:0] is used to control an internal mux,
and it's expected to keep the default value 0.

This patch corrects the default value in case an unexpected behavior
happens in the future.

Fixes: 6746cc8582599 ("ASoC: mediatek: mt8195: add platform driver")
Signed-off-by: Trevor Wu <trevor.wu@...iatek.com>
Link: https://lore.kernel.org/r/20211216022424.28470-1-trevor.wu@mediatek.com
Signed-off-by: Mark Brown <broonie@...nel.org>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 sound/soc/mediatek/mt8195/mt8195-afe-pcm.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sound/soc/mediatek/mt8195/mt8195-afe-pcm.c b/sound/soc/mediatek/mt8195/mt8195-afe-pcm.c
index 2bb05a828e8d2..15b4cae2524c1 100644
--- a/sound/soc/mediatek/mt8195/mt8195-afe-pcm.c
+++ b/sound/soc/mediatek/mt8195/mt8195-afe-pcm.c
@@ -3028,7 +3028,7 @@ static const struct reg_sequence mt8195_afe_reg_defaults[] = {
 
 static const struct reg_sequence mt8195_cg_patch[] = {
 	{ AUDIO_TOP_CON0, 0xfffffffb },
-	{ AUDIO_TOP_CON1, 0xfffffffa },
+	{ AUDIO_TOP_CON1, 0xfffffff8 },
 };
 
 static int mt8195_afe_init_registers(struct mtk_base_afe *afe)
-- 
2.34.1