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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: Trevor Wu <trevor.wu@mediatek.com>
Link: https://lore.kernel.org/r/20230508071532.21665-4-trevor.wu@mediatek.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Trevor Wu 2023-05-08 15:15:31 +08:00 committed by Mark Brown
parent acd4d21979
commit 24f398e74b
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
1 changed files with 16 additions and 0 deletions
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16
sound/soc/codecs/mt6359.c
View File

@ -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);