ASoC: rt1320: fix random cycle mute issue

JIRA: https://issues.redhat.com/browse/RHEL-118909

commit f48d7a1
Author: Shuming Fan <shumingf@realtek.com>
Date: Thu Aug 7 17:24:32 2025 +0800

    ASoC: rt1320: fix random cycle mute issue

    This patch fixed the random cycle mute issue that occurs during long-time playback.

    Signed-off-by: Shuming Fan <shumingf@realtek.com>
    Link: https://patch.msgid.link/20250807092432.997989-1-shumingf@realtek.com
    Signed-off-by: Mark Brown <broonie@kernel.org>

Signed-off-by: Jaroslav Kysela <jkysela@redhat.com>

Author: jkysela-rh

sound/soc/codecs/rt1320-sdw.c

@@ -109,6 +109,7 @@ static const struct reg_sequence rt1320_blind_write[] = {
 	{ 0x0000d540, 0x01 },
 	{ 0xd172, 0x2a },
 	{ 0xc5d6, 0x01 },
+	{ 0xd478, 0xff },
 };
 
 static const struct reg_sequence rt1320_vc_blind_write[] = {
@@ -159,7 +160,7 @@ static const struct reg_sequence rt1320_vc_blind_write[] = {
 	{ 0xd471, 0x3a },
 	{ 0xd474, 0x11 },
 	{ 0xd475, 0x32 },
-	{ 0xd478, 0x64 },
+	{ 0xd478, 0xff },
 	{ 0xd479, 0x20 },
 	{ 0xd47a, 0x10 },
 	{ 0xd47c, 0xff },