Unverified Commit 8af6b229 authored by Codrin Ciubotariu's avatar Codrin Ciubotariu Committed by Mark Brown
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ASoC: codecs: ad193x: Reset used registers at probe 



Since the ad193x codecs have no software reset, we have to reinitialize the
registers after a hardware reset to assure no previous values are kept.

Signed-off-by: default avatarCodrin Ciubotariu <codrin.ciubotariu@microchip.com>
Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent bc0a5f43

sound/soc/codecs/ad193x.c

+10 −0
Original line number Diff line number Diff line
@@ -427,12 +427,22 @@ static void ad193x_reg_default_init(struct ad193x_priv *ad193x) 
		{  0, 0x99 },	/* PLL_CLK_CTRL0: pll input: mclki/xi 12.288Mhz */

		{  1, 0x04 },	/* PLL_CLK_CTRL1: no on-chip Vref */

		{  2, 0x40 },	/* DAC_CTRL0: TDM mode */

		{  3, 0x00 },	/* DAC_CTRL1: reset */

		{  4, 0x1A },	/* DAC_CTRL2: 48kHz de-emphasis, unmute dac */

		{  5, 0x00 },	/* DAC_CHNL_MUTE: unmute DAC channels */

		{  6, 0x00 },	/* DAC_L1_VOL: no attenuation */

		{  7, 0x00 },	/* DAC_R1_VOL: no attenuation */

		{  8, 0x00 },	/* DAC_L2_VOL: no attenuation */

		{  9, 0x00 },	/* DAC_R2_VOL: no attenuation */

		{ 10, 0x00 },	/* DAC_L3_VOL: no attenuation */

		{ 11, 0x00 },	/* DAC_R3_VOL: no attenuation */

		{ 12, 0x00 },	/* DAC_L4_VOL: no attenuation */

		{ 13, 0x00 },	/* DAC_R4_VOL: no attenuation */

	};

	const struct ad193x_reg_default reg_adc_init[] = {

		{ 14, 0x03 },	/* ADC_CTRL0: high-pass filter enable */

		{ 15, 0x43 },	/* ADC_CTRL1: sata delay=1, adc aux mode */

		{ 16, 0x00 },	/* ADC_CTRL2: reset */

	};

	int i;

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