Unverified Commit 24f398e7 authored by Trevor Wu's avatar Trevor Wu Committed by Mark Brown
Browse files

ASoC: mediatek: mt6359: add mtkaif gpio setting 



Add mtkaif gpio driving to increase signal strength and smt setting to
prevent from overshooting.

Signed-off-by: default avatarTrevor Wu <trevor.wu@mediatek.com>
Link: https://lore.kernel.org/r/20230508071532.21665-4-trevor.wu@mediatek.com


Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent acd4d219

sound/soc/codecs/mt6359.c

+16 −0
Original line number Diff line number Diff line
@@ -18,6 +18,20 @@ 


#include "mt6359.h"



static void mt6359_set_gpio_smt(struct mt6359_priv *priv)

{

	/* set gpio SMT mode */

	regmap_update_bits(priv->regmap, MT6359_SMT_CON1, 0x3ff0, 0x3ff0);

}



static void mt6359_set_gpio_driving(struct mt6359_priv *priv)

{

	/* 8:4mA(default), a:8mA, c:12mA, e:16mA */

	regmap_update_bits(priv->regmap, MT6359_DRV_CON2, 0xffff, 0x8888);

	regmap_update_bits(priv->regmap, MT6359_DRV_CON3, 0xffff, 0x8888);

	regmap_update_bits(priv->regmap, MT6359_DRV_CON4, 0x00ff, 0x88);

}



static void mt6359_set_playback_gpio(struct mt6359_priv *priv)

{

	/* set gpio mosi mode, clk / data mosi */
@@ -2745,6 +2759,8 @@ static int mt6359_codec_init_reg(struct snd_soc_component *cmpnt) 
			   0x1 << RG_AUDLOLSCDISABLE_VAUDP32_SFT);



	/* set gpio */

	mt6359_set_gpio_smt(priv);

	mt6359_set_gpio_driving(priv);

	mt6359_reset_playback_gpio(priv);

	mt6359_reset_capture_gpio(priv);