From: Lucas Tanure <tanureal@opensource.cirrus.com> To: James Schulman <james.schulman@cirrus.com>, David Rhodes <david.rhodes@cirrus.com>, Liam Girdwood <lgirdwood@gmail.com>, Mark Brown <broonie@kernel.org>, Jaroslav Kysela <perex@perex.cz>, Takashi Iwai <tiwai@suse.com> Cc: Richard Fitzgerald <rf@opensource.cirrus.com>, <alsa-devel@alsa-project.org>, <patches@opensource.cirrus.com>, <linux-kernel@vger.kernel.org>, Lucas Tanure <tanureal@opensource.cirrus.com> Subject: [PATCH v2 05/15] ASoC: cs42l42: Always wait at least 3ms after reset Date: Fri, 5 Mar 2021 17:34:32 +0000 [thread overview] Message-ID: <20210305173442.195740-6-tanureal@opensource.cirrus.com> (raw) In-Reply-To: <20210305173442.195740-1-tanureal@opensource.cirrus.com> This delay is part of the power-up sequence defined in the datasheet. A runtime_resume is a power-up so must also include the delay. Signed-off-by: Lucas Tanure <tanureal@opensource.cirrus.com> --- Changes in v2: - No changes sound/soc/codecs/cs42l42.c | 3 ++- sound/soc/codecs/cs42l42.h | 1 + 2 files changed, 3 insertions(+), 1 deletion(-) diff --git a/sound/soc/codecs/cs42l42.c b/sound/soc/codecs/cs42l42.c index eee3fc3200308..811b7b1c9732e 100644 --- a/sound/soc/codecs/cs42l42.c +++ b/sound/soc/codecs/cs42l42.c @@ -1756,7 +1756,7 @@ static int cs42l42_i2c_probe(struct i2c_client *i2c_client, dev_dbg(&i2c_client->dev, "Found reset GPIO\n"); gpiod_set_value_cansleep(cs42l42->reset_gpio, 1); } - mdelay(3); + usleep_range(CS42L42_BOOT_TIME_US, CS42L42_BOOT_TIME_US * 2); /* Request IRQ */ ret = devm_request_threaded_irq(&i2c_client->dev, @@ -1881,6 +1881,7 @@ static int cs42l42_runtime_resume(struct device *dev) } gpiod_set_value_cansleep(cs42l42->reset_gpio, 1); + usleep_range(CS42L42_BOOT_TIME_US, CS42L42_BOOT_TIME_US * 2); regcache_cache_only(cs42l42->regmap, false); regcache_sync(cs42l42->regmap); diff --git a/sound/soc/codecs/cs42l42.h b/sound/soc/codecs/cs42l42.h index 9b017b76828a4..866d7c873e3c9 100644 --- a/sound/soc/codecs/cs42l42.h +++ b/sound/soc/codecs/cs42l42.h @@ -740,6 +740,7 @@ #define CS42L42_FRAC2_VAL(val) (((val) & 0xff0000) >> 16) #define CS42L42_NUM_SUPPLIES 5 +#define CS42L42_BOOT_TIME_US 3000 static const char *const cs42l42_supply_names[CS42L42_NUM_SUPPLIES] = { "VA", -- 2.30.1
WARNING: multiple messages have this Message-ID (diff)
From: Lucas Tanure <tanureal@opensource.cirrus.com> To: James Schulman <james.schulman@cirrus.com>, David Rhodes <david.rhodes@cirrus.com>, Liam Girdwood <lgirdwood@gmail.com>, Mark Brown <broonie@kernel.org>, Jaroslav Kysela <perex@perex.cz>, Takashi Iwai <tiwai@suse.com> Cc: patches@opensource.cirrus.com, Richard Fitzgerald <rf@opensource.cirrus.com>, alsa-devel@alsa-project.org, Lucas Tanure <tanureal@opensource.cirrus.com>, linux-kernel@vger.kernel.org Subject: [PATCH v2 05/15] ASoC: cs42l42: Always wait at least 3ms after reset Date: Fri, 5 Mar 2021 17:34:32 +0000 [thread overview] Message-ID: <20210305173442.195740-6-tanureal@opensource.cirrus.com> (raw) In-Reply-To: <20210305173442.195740-1-tanureal@opensource.cirrus.com> This delay is part of the power-up sequence defined in the datasheet. A runtime_resume is a power-up so must also include the delay. Signed-off-by: Lucas Tanure <tanureal@opensource.cirrus.com> --- Changes in v2: - No changes sound/soc/codecs/cs42l42.c | 3 ++- sound/soc/codecs/cs42l42.h | 1 + 2 files changed, 3 insertions(+), 1 deletion(-) diff --git a/sound/soc/codecs/cs42l42.c b/sound/soc/codecs/cs42l42.c index eee3fc3200308..811b7b1c9732e 100644 --- a/sound/soc/codecs/cs42l42.c +++ b/sound/soc/codecs/cs42l42.c @@ -1756,7 +1756,7 @@ static int cs42l42_i2c_probe(struct i2c_client *i2c_client, dev_dbg(&i2c_client->dev, "Found reset GPIO\n"); gpiod_set_value_cansleep(cs42l42->reset_gpio, 1); } - mdelay(3); + usleep_range(CS42L42_BOOT_TIME_US, CS42L42_BOOT_TIME_US * 2); /* Request IRQ */ ret = devm_request_threaded_irq(&i2c_client->dev, @@ -1881,6 +1881,7 @@ static int cs42l42_runtime_resume(struct device *dev) } gpiod_set_value_cansleep(cs42l42->reset_gpio, 1); + usleep_range(CS42L42_BOOT_TIME_US, CS42L42_BOOT_TIME_US * 2); regcache_cache_only(cs42l42->regmap, false); regcache_sync(cs42l42->regmap); diff --git a/sound/soc/codecs/cs42l42.h b/sound/soc/codecs/cs42l42.h index 9b017b76828a4..866d7c873e3c9 100644 --- a/sound/soc/codecs/cs42l42.h +++ b/sound/soc/codecs/cs42l42.h @@ -740,6 +740,7 @@ #define CS42L42_FRAC2_VAL(val) (((val) & 0xff0000) >> 16) #define CS42L42_NUM_SUPPLIES 5 +#define CS42L42_BOOT_TIME_US 3000 static const char *const cs42l42_supply_names[CS42L42_NUM_SUPPLIES] = { "VA", -- 2.30.1
next prev parent reply other threads:[~2021-03-05 17:35 UTC|newest] Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-03-05 17:34 [PATCH v2 00/15] Report jack and button detection + Capture Support Lucas Tanure 2021-03-05 17:34 ` Lucas Tanure 2021-03-05 17:34 ` [PATCH v2 01/15] ASoC: cs42l42: Fix Bitclock polarity inversion Lucas Tanure 2021-03-05 17:34 ` Lucas Tanure 2021-03-05 17:34 ` [PATCH v2 02/15] ASoC: cs42l42: Fix channel width support Lucas Tanure 2021-03-05 17:34 ` Lucas Tanure 2021-03-05 17:34 ` [PATCH v2 03/15] ASoC: cs42l42: Fix mixer volume control Lucas Tanure 2021-03-05 17:34 ` Lucas Tanure 2021-03-05 17:34 ` [PATCH v2 04/15] ASoC: cs42l42: Don't enable/disable regulator at Bias Level Lucas Tanure 2021-03-05 17:34 ` Lucas Tanure 2021-03-05 17:34 ` Lucas Tanure [this message] 2021-03-05 17:34 ` [PATCH v2 05/15] ASoC: cs42l42: Always wait at least 3ms after reset Lucas Tanure 2021-03-05 17:34 ` [PATCH v2 06/15] ASoC: cs42l42: Remove power if the driver is being removed Lucas Tanure 2021-03-05 17:34 ` Lucas Tanure 2021-03-05 18:49 ` Mark Brown 2021-03-05 18:49 ` Mark Brown 2021-03-05 17:34 ` [PATCH v2 07/15] ASoC: cs42l42: Disable regulators if probe fails Lucas Tanure 2021-03-05 17:34 ` Lucas Tanure 2021-03-05 17:34 ` [PATCH v2 08/15] ASoC: cs42l42: Provide finer control on playback path Lucas Tanure 2021-03-05 17:34 ` Lucas Tanure 2021-03-05 17:34 ` [PATCH v2 09/15] ASoC: cs42l42: Set clock source for both ways of stream Lucas Tanure 2021-03-05 17:34 ` Lucas Tanure 2021-03-05 17:34 ` [PATCH v2 10/15] ASoC: cs42l42: Add Capture Support Lucas Tanure 2021-03-05 17:34 ` Lucas Tanure 2021-03-05 17:34 ` [PATCH v2 11/15] ASoC: cs42l42: Report jack and button detection Lucas Tanure 2021-03-05 17:34 ` Lucas Tanure 2021-03-05 17:34 ` [PATCH v2 12/15] ASoC: cs42l42: Use bclk from hw_params if set_sysclk was not called Lucas Tanure 2021-03-05 17:34 ` Lucas Tanure 2021-03-05 17:34 ` [PATCH v2 13/15] ASoC: cs42l42: Wait at least 150us after writing SCLK_PRESENT Lucas Tanure 2021-03-05 17:34 ` Lucas Tanure 2021-03-05 17:34 ` [PATCH v2 14/15] ASoC: cs42l42: Only start PLL if it is needed Lucas Tanure 2021-03-05 17:34 ` Lucas Tanure 2021-03-05 17:34 ` [PATCH v2 15/15] ASoC: cs42l42: Wait for PLL to lock before switching to it Lucas Tanure 2021-03-05 17:34 ` Lucas Tanure 2021-03-08 16:06 ` (subset) [PATCH v2 00/15] Report jack and button detection + Capture Support Mark Brown 2021-03-08 16:06 ` Mark Brown
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