diff options
| author | Christophe Branchereau <cbranchereau@gmail.com> | 2020-12-07 13:53:34 +0100 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2020-12-09 13:13:41 +0100 |
| commit | a346c77836183f6e3e054c5da022e0fde2773683 (patch) | |
| tree | 22eac0ddc278a3841953b4a4d6767365158ca5b6 /sound/soc/codecs/jz4770.c | |
| parent | ASoC: codecs/jz47xx: Use regmap_{set,clear}_bits (diff) | |
| download | linux-a346c77836183f6e3e054c5da022e0fde2773683.tar.xz linux-a346c77836183f6e3e054c5da022e0fde2773683.zip | |
ASoC: codecs/jz4770: Reset interrupt flags in bias PREPARE
In case a poll for RUP times out, we might be left with some IRQ flags
that should be cleared before the next power on.
Signed-off-by: Christophe Branchereau <cbranchereau@gmail.com>
Signed-off-by: Paul Cercueil <paul@crapouillou.net>
Link: https://lore.kernel.org/r/20201207125338.119397-2-paul@crapouillou.net
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/codecs/jz4770.c')
| -rw-r--r-- | sound/soc/codecs/jz4770.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/sound/soc/codecs/jz4770.c b/sound/soc/codecs/jz4770.c index c6b2043f31a9..002f2300e750 100644 --- a/sound/soc/codecs/jz4770.c +++ b/sound/soc/codecs/jz4770.c @@ -190,6 +190,9 @@ static int jz4770_codec_set_bias_level(struct snd_soc_component *codec, switch (level) { case SND_SOC_BIAS_PREPARE: + /* Reset all interrupt flags. */ + regmap_write(regmap, JZ4770_CODEC_REG_IFR, REG_IFR_ALL_MASK); + regmap_clear_bits(regmap, JZ4770_CODEC_REG_CR_VIC, REG_CR_VIC_SB); msleep(250); @@ -642,9 +645,6 @@ static void jz4770_codec_codec_init_regs(struct snd_soc_component *codec) /* Send collected updates. */ regcache_cache_only(regmap, false); regcache_sync(regmap); - - /* Reset all interrupt flags. */ - regmap_write(regmap, JZ4770_CODEC_REG_IFR, REG_IFR_ALL_MASK); } static int jz4770_codec_codec_probe(struct snd_soc_component *codec) |