Unverified Commit cf86e0ae authored by Shenghao Ding's avatar Shenghao Ding Committed by Mark Brown
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ASoC: tas2781: Fix occasional calibration failture 



The root cause is that TAS2781 internal register is not unlocked
before writing data into TAS2781_PRM_TEST_57_REG.

Fixes: 49e2e353 ("ASoC: tas2781: Add Calibration Kcontrols for Chromebook")
Signed-off-by: default avatarShenghao Ding <shenghao-ding@ti.com>
Link: https://patch.msgid.link/20241227074909.1974-1-shenghao-ding@ti.com


Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent b1d4ac91

sound/soc/codecs/tas2781-i2c.c

+1 −1
Original line number Diff line number Diff line
@@ -78,7 +78,7 @@ static const struct bulk_reg_val tas2781_cali_start_reg[] = { 
	X2781_CL_STT_VAL(TAS2781_PRM_INT_MASK_REG, 0xfe, false),

	X2781_CL_STT_VAL(TAS2781_PRM_CLK_CFG_REG, 0xdd, false),

	X2781_CL_STT_VAL(TAS2781_PRM_RSVD_REG, 0x20, false),

	X2781_CL_STT_VAL(TAS2781_PRM_TEST_57_REG, 0x14, false),

	X2781_CL_STT_VAL(TAS2781_PRM_TEST_57_REG, 0x14, true),

	X2781_CL_STT_VAL(TAS2781_PRM_TEST_62_REG, 0x45, true),

	X2781_CL_STT_VAL(TAS2781_PRM_PVDD_UVLO_REG, 0x03, false),

	X2781_CL_STT_VAL(TAS2781_PRM_CHNL_0_REG, 0xa8, false),