Mt6359 platform device is instantiated by mfd_add_devices(). In the case, dev->of_node is NULL so that always fails to get the regulator_dev.
Use regualator-name "vaud18" that in dts node instead of "LDO_VAUD19-supply". So that we can get regulator_dev through regulator_lookup_by_name() directly.
Fixes: 64a70744b778 ("ASoC: Fix vaud18 power leakage of mt6359") Signed-off-by: Jiaxin Yu jiaxin.yu@mediatek.com --- sound/soc/codecs/mt6359.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-)
diff --git a/sound/soc/codecs/mt6359.c b/sound/soc/codecs/mt6359.c index d37dbd2b50c2..6de0d744fa9e 100644 --- a/sound/soc/codecs/mt6359.c +++ b/sound/soc/codecs/mt6359.c @@ -1943,7 +1943,6 @@ static const struct snd_soc_dapm_widget mt6359_dapm_widgets[] = { SND_SOC_DAPM_SUPPLY_S("CLK_BUF", SUPPLY_SEQ_CLK_BUF, MT6359_DCXO_CW12, RG_XO_AUDIO_EN_M_SFT, 0, NULL, 0), - SND_SOC_DAPM_REGULATOR_SUPPLY("LDO_VAUD18", 0, 0), SND_SOC_DAPM_SUPPLY_S("AUDGLB", SUPPLY_SEQ_AUD_GLB, MT6359_AUDDEC_ANA_CON13, RG_AUDGLB_PWRDN_VA32_SFT, 1, NULL, 0), @@ -1963,6 +1962,8 @@ static const struct snd_soc_dapm_widget mt6359_dapm_widgets[] = { SND_SOC_DAPM_SUPPLY_S("AUDIF_CK", SUPPLY_SEQ_TOP_CK, MT6359_AUD_TOP_CKPDN_CON0, RG_AUDIF_CK_PDN_SFT, 1, NULL, 0), + SND_SOC_DAPM_REGULATOR_SUPPLY("vaud18", 0, 0), + /* Digital Clock */ SND_SOC_DAPM_SUPPLY_S("AUDIO_TOP_AFE_CTL", SUPPLY_SEQ_AUD_TOP_LAST, MT6359_AUDIO_TOP_CON0, @@ -2312,7 +2313,7 @@ static int mt_dcc_clk_connect(struct snd_soc_dapm_widget *source, static const struct snd_soc_dapm_route mt6359_dapm_routes[] = { /* Capture */ {"AIFTX_Supply", NULL, "CLK_BUF"}, - {"AIFTX_Supply", NULL, "LDO_VAUD18"}, + {"AIFTX_Supply", NULL, "vaud18"}, {"AIFTX_Supply", NULL, "AUDGLB"}, {"AIFTX_Supply", NULL, "CLKSQ Audio"}, {"AIFTX_Supply", NULL, "AUD_CK"}, @@ -2440,7 +2441,7 @@ static const struct snd_soc_dapm_route mt6359_dapm_routes[] = {
/* DL Supply */ {"DL Power Supply", NULL, "CLK_BUF"}, - {"DL Power Supply", NULL, "LDO_VAUD18"}, + {"DL Power Supply", NULL, "vaud18"}, {"DL Power Supply", NULL, "AUDGLB"}, {"DL Power Supply", NULL, "CLKSQ Audio"}, {"DL Power Supply", NULL, "AUDNCP_CK"},