ASoC: rockchip: rk817-codec: optimize the reset operation

Binyuan Lan · ZhengShunQian · commit fca2fee17471 · 2018-09-26T09:23:09.000+08:00
Solve the problem of small recording amplitude in the first recording.

Change-Id: I268f56b1a2c5a16da958952fe06ce11ada1cf932
Signed-off-by: Binyuan Lan &lt;lby@rock-chips.com&gt;
diff --git a/sound/soc/codecs/rk817_codec.c b/sound/soc/codecs/rk817_codec.c
@@ -251,6 +251,14 @@ static int rk817_reset(struct snd_soc_codec *codec)
 {
 	snd_soc_write(codec, RK817_CODEC_DTOP_LPT_SRST, 0x40);
 	snd_soc_write(codec, RK817_CODEC_DDAC_POPD_DACST, 0x02);
+	snd_soc_write(codec, RK817_CODEC_DTOP_DIGEN_CLKE, 0x0f);
+	snd_soc_write(codec, RK817_CODEC_APLL_CFG0, 0x04);
+	snd_soc_write(codec, RK817_CODEC_APLL_CFG1, 0x58);
+	snd_soc_write(codec, RK817_CODEC_APLL_CFG2, 0x2d);
+	snd_soc_write(codec, RK817_CODEC_APLL_CFG3, 0x0c);
+	snd_soc_write(codec, RK817_CODEC_APLL_CFG4, 0xa5);
+	snd_soc_write(codec, RK817_CODEC_APLL_CFG5, 0x00);
+	snd_soc_write(codec, RK817_CODEC_DTOP_DIGEN_CLKE, 0x00);
 
 	return 0;
 }

Original file line number	Diff line number	Diff line change
`@@ -251,6 +251,14 @@ static int rk817_reset(struct snd_soc_codec *codec)`
`251`	`251`	`{`
`252`	`252`	`snd_soc_write(codec, RK817_CODEC_DTOP_LPT_SRST, 0x40);`
`253`	`253`	`snd_soc_write(codec, RK817_CODEC_DDAC_POPD_DACST, 0x02);`
	`254`	`+ snd_soc_write(codec, RK817_CODEC_DTOP_DIGEN_CLKE, 0x0f);`
	`255`	`+ snd_soc_write(codec, RK817_CODEC_APLL_CFG0, 0x04);`
	`256`	`+ snd_soc_write(codec, RK817_CODEC_APLL_CFG1, 0x58);`
	`257`	`+ snd_soc_write(codec, RK817_CODEC_APLL_CFG2, 0x2d);`
	`258`	`+ snd_soc_write(codec, RK817_CODEC_APLL_CFG3, 0x0c);`
	`259`	`+ snd_soc_write(codec, RK817_CODEC_APLL_CFG4, 0xa5);`
	`260`	`+ snd_soc_write(codec, RK817_CODEC_APLL_CFG5, 0x00);`
	`261`	`+ snd_soc_write(codec, RK817_CODEC_DTOP_DIGEN_CLKE, 0x00);`
`254`	`262`
`255`	`263`	`return 0;`
`256`	`264`	`}`