[PATCH] ASoC: rt1015: modify calibration sequence for better performance

[Jack Yu]

Hi Mark,

Could you please help review below patch? 
Thanks a lot!

Regards,
Jack

-----Original Message-----
From: Jack Yu 
Sent: Tuesday, December 22, 2020 11:15 AM
To: broonie at kernel.org; lgirdwood at gmail.com
Cc: alsa-devel at alsa-project.org; lars at metafoo.de; flove at realtek.com; kenny_chen at realtek.com; kent_chen at realtek.com; oder_chiou at realtek.com; shumingf at realtek.com; derek.fang at realtek.com; jack.yu at realtek.com
Subject: [PATCH] ASoC: rt1015: modify calibration sequence for better performance

New calibration sequence to fix power issue in idle state.

Signed-off-by: Jack Yu <jack.yu at realtek.com>
---
 sound/soc/codecs/rt1015.c | 40 ++++++++++-----------------------------
 1 file changed, 10 insertions(+), 30 deletions(-)

diff --git a/sound/soc/codecs/rt1015.c b/sound/soc/codecs/rt1015.c index 32e6bcf763d1..5fdf7bbfd375 100644
--- a/sound/soc/codecs/rt1015.c
+++ b/sound/soc/codecs/rt1015.c
@@ -497,40 +497,20 @@ static void rt1015_calibrate(struct rt1015_priv *rt1015)
 	snd_soc_dapm_mutex_lock(&component->dapm);
 	regcache_cache_bypass(regmap, true);
 
-	regmap_write(regmap, RT1015_PWR9, 0xAA60);
-	regmap_write(regmap, RT1015_PWR_STATE_CTRL, 0x0089);
-	regmap_write(regmap, RT1015_PWR_STATE_CTRL, 0x008A);
-	regmap_write(regmap, RT1015_PWR_STATE_CTRL, 0x008C);
-	regmap_write(regmap, RT1015_PWR_STATE_CTRL, 0x008D);
-	regmap_write(regmap, RT1015_PWR4, 0x80B2);
-	regmap_write(regmap, RT1015_CLASSD_SEQ, 0x5797);
-	regmap_write(regmap, RT1015_CLSD_INTERNAL8, 0x2100);
-	regmap_write(regmap, RT1015_CLSD_INTERNAL9, 0x0100);
-	regmap_write(regmap, RT1015_PWR5, 0x2175);
-	regmap_write(regmap, RT1015_MIXER1, 0x005D);
-	regmap_write(regmap, RT1015_CLSD_INTERNAL1, 0x00A1);
-	regmap_write(regmap, RT1015_CLSD_INTERNAL2, 0x12F7);
-	regmap_write(regmap, RT1015_DC_CALIB_CLSD1, 0x1205);
-	msleep(200);
-	regmap_write(regmap, RT1015_CLSD_INTERNAL8, 0x2000);
-	regmap_write(regmap, RT1015_CLSD_INTERNAL9, 0x0180);
-	regmap_write(regmap, RT1015_CLSD_INTERNAL1, 0x00A1);
-	regmap_write(regmap, RT1015_DC_CALIB_CLSD1, 0x0A05);
-	msleep(200);
+	regmap_write(regmap, RT1015_CLK_DET, 0x0000);
 	regmap_write(regmap, RT1015_PWR4, 0x00B2);
+	regmap_write(regmap, RT1015_PWR_STATE_CTRL, 0x0009);
+	msleep(100);
+	regmap_write(regmap, RT1015_PWR_STATE_CTRL, 0x000A);
+	msleep(100);
+	regmap_write(regmap, RT1015_PWR_STATE_CTRL, 0x000C);
+	msleep(100);
 	regmap_write(regmap, RT1015_CLSD_INTERNAL8, 0x2028);
 	regmap_write(regmap, RT1015_CLSD_INTERNAL9, 0x0140);
-	regmap_write(regmap, RT1015_PWR5, 0x0175);
-	regmap_write(regmap, RT1015_CLSD_INTERNAL1, 0x1721);
-	regmap_write(regmap, RT1015_CLASSD_SEQ, 0x570E);
-	regmap_write(regmap, RT1015_MIXER1, 0x203D);
-	regmap_write(regmap, RT1015_DC_CALIB_CLSD1, 0x5A01);
-	regmap_write(regmap, RT1015_CLSD_INTERNAL2, 0x12FF);
-	regmap_write(regmap, RT1015_GAT_BOOST, 0x0eFE);
-	regmap_write(regmap, RT1015_PWR_STATE_CTRL, 0x008E);
-	regmap_write(regmap, RT1015_PWR_STATE_CTRL, 0x0088);
+	regmap_write(regmap, RT1015_PWR_STATE_CTRL, 0x000D);
+	msleep(300);
+	regmap_write(regmap, RT1015_PWR_STATE_CTRL, 0x0008);
 	regmap_write(regmap, RT1015_SYS_RST1, 0x05F5);
-	regmap_write(regmap, RT1015_SYS_RST2, 0x0b9a);
 
 	regcache_cache_bypass(regmap, false);
 	regcache_mark_dirty(regmap);
--
2.29.0

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