From: Daniel Kurtz <djkurtz@chromium.org> To: unlisted-recipients:; (no To-header on input) Cc: Dylan Reid <dgreid@chromium.org>, Jimmy Cheng-Yi Chiang <cychiang@google.com>, Akshu Agrawal <akshu.agrawal@amd.com>, Daniel Kurtz <djkurtz@chromium.org>, Liam Girdwood <lgirdwood@gmail.com>, Mark Brown <broonie@kernel.org>, Jaroslav Kysela <perex@perex.cz>, Takashi Iwai <tiwai@suse.com>, Alex Deucher <alexander.deucher@amd.com>, "Mukunda, Vijendar" <Vijendar.Mukunda@amd.com>, Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>, Wei Yongjun <weiyongjun1@huawei.com>, alsa-devel@alsa-project.org (moderated list:SOUND - SOC LAYER / DYNAMIC AUDIO POWER MANAGEM...), linux-kernel@vger.kernel.org (open list) Subject: [PATCH 2/2] ASoC: AMD: Add an always on fixed 1.8V regulator for da7219 VDDIO Date: Tue, 17 Jul 2018 18:49:09 -0600 [thread overview] Message-ID: <20180718004909.213735-3-djkurtz@chromium.org> (raw) In-Reply-To: <20180718004909.213735-1-djkurtz@chromium.org> From: Akshu Agrawal <akshu.agrawal@amd.com> DA7219's VDDIO for our platform need to be configured for 1.8V. Hence we register a fixed 1.8V voltage regulator in the machine driver. Change-Id: I65fd93e1dd37c3e0d38265b4b1492ea53b93afd4 Signed-off-by: Akshu Agrawal <akshu.agrawal@amd.com> Signed-off-by: Daniel Kurtz <djkurtz@chromium.org> --- sound/soc/amd/Kconfig | 1 + sound/soc/amd/acp-da7219-max98357a.c | 14 ++++++++++++++ 2 files changed, 15 insertions(+) diff --git a/sound/soc/amd/Kconfig b/sound/soc/amd/Kconfig index 6cbf9cf4d1a4c2..58c1dcb4d2550f 100644 --- a/sound/soc/amd/Kconfig +++ b/sound/soc/amd/Kconfig @@ -8,6 +8,7 @@ config SND_SOC_AMD_CZ_DA7219MX98357_MACH select SND_SOC_DA7219 select SND_SOC_MAX98357A select SND_SOC_ADAU7002 + select REGULATOR depends on SND_SOC_AMD_ACP && I2C help This option enables machine driver for DA7219 and MAX9835. diff --git a/sound/soc/amd/acp-da7219-max98357a.c b/sound/soc/amd/acp-da7219-max98357a.c index ccddc6650b9c79..6ea0f42f5b7692 100644 --- a/sound/soc/amd/acp-da7219-max98357a.c +++ b/sound/soc/amd/acp-da7219-max98357a.c @@ -32,6 +32,8 @@ #include <linux/clk.h> #include <linux/gpio.h> #include <linux/module.h> +#include <linux/regulator/fixed.h> +#include <linux/regulator/machine.h> #include <linux/i2c.h> #include <linux/input.h> #include <linux/acpi.h> @@ -278,11 +280,23 @@ static struct snd_soc_card cz_card = { .num_controls = ARRAY_SIZE(cz_mc_controls), }; +static struct regulator_consumer_supply acp_da7219_supplies[] = { + REGULATOR_SUPPLY("VDDIO", "i2c-DLGS7219:00") +}; + static int cz_probe(struct platform_device *pdev) { int ret; struct snd_soc_card *card; struct acp_platform_info *machine; + struct platform_device *reg; + + reg = regulator_register_always_on(0, "fixed-1.8V", + acp_da7219_supplies, + ARRAY_SIZE(acp_da7219_supplies), + 1800000); + if (!reg) + return -ENOMEM; machine = devm_kzalloc(&pdev->dev, sizeof(struct acp_platform_info), GFP_KERNEL); -- 2.18.0.203.gfac676dfb9-goog
WARNING: multiple messages have this Message-ID (diff)
From: Daniel Kurtz <djkurtz@chromium.org> Cc: Dylan Reid <dgreid@chromium.org>, Jimmy Cheng-Yi Chiang <cychiang@google.com>, Akshu Agrawal <akshu.agrawal@amd.com>, Daniel Kurtz <djkurtz@chromium.org>, Liam Girdwood <lgirdwood@gmail.com>, Mark Brown <broonie@kernel.org>, Jaroslav Kysela <perex@perex.cz>, Takashi Iwai <tiwai@suse.com>, Alex Deucher <alexander.deucher@amd.com>, "Mukunda, Vijendar" <Vijendar.Mukunda@amd.com>, Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>, Wei Yongjun <weiyongjun1@huawei.com>, "moderated list:SOUND - SOC LAYER / DYNAMIC AUDIO POWER MANAGEM..." <alsa-devel@alsa-project.org>, open list <linux-kernel@vger.kernel.org> Subject: [PATCH 2/2] ASoC: AMD: Add an always on fixed 1.8V regulator for da7219 VDDIO Date: Tue, 17 Jul 2018 18:49:09 -0600 [thread overview] Message-ID: <20180718004909.213735-3-djkurtz@chromium.org> (raw) In-Reply-To: <20180718004909.213735-1-djkurtz@chromium.org> From: Akshu Agrawal <akshu.agrawal@amd.com> DA7219's VDDIO for our platform need to be configured for 1.8V. Hence we register a fixed 1.8V voltage regulator in the machine driver. Change-Id: I65fd93e1dd37c3e0d38265b4b1492ea53b93afd4 Signed-off-by: Akshu Agrawal <akshu.agrawal@amd.com> Signed-off-by: Daniel Kurtz <djkurtz@chromium.org> --- sound/soc/amd/Kconfig | 1 + sound/soc/amd/acp-da7219-max98357a.c | 14 ++++++++++++++ 2 files changed, 15 insertions(+) diff --git a/sound/soc/amd/Kconfig b/sound/soc/amd/Kconfig index 6cbf9cf4d1a4c2..58c1dcb4d2550f 100644 --- a/sound/soc/amd/Kconfig +++ b/sound/soc/amd/Kconfig @@ -8,6 +8,7 @@ config SND_SOC_AMD_CZ_DA7219MX98357_MACH select SND_SOC_DA7219 select SND_SOC_MAX98357A select SND_SOC_ADAU7002 + select REGULATOR depends on SND_SOC_AMD_ACP && I2C help This option enables machine driver for DA7219 and MAX9835. diff --git a/sound/soc/amd/acp-da7219-max98357a.c b/sound/soc/amd/acp-da7219-max98357a.c index ccddc6650b9c79..6ea0f42f5b7692 100644 --- a/sound/soc/amd/acp-da7219-max98357a.c +++ b/sound/soc/amd/acp-da7219-max98357a.c @@ -32,6 +32,8 @@ #include <linux/clk.h> #include <linux/gpio.h> #include <linux/module.h> +#include <linux/regulator/fixed.h> +#include <linux/regulator/machine.h> #include <linux/i2c.h> #include <linux/input.h> #include <linux/acpi.h> @@ -278,11 +280,23 @@ static struct snd_soc_card cz_card = { .num_controls = ARRAY_SIZE(cz_mc_controls), }; +static struct regulator_consumer_supply acp_da7219_supplies[] = { + REGULATOR_SUPPLY("VDDIO", "i2c-DLGS7219:00") +}; + static int cz_probe(struct platform_device *pdev) { int ret; struct snd_soc_card *card; struct acp_platform_info *machine; + struct platform_device *reg; + + reg = regulator_register_always_on(0, "fixed-1.8V", + acp_da7219_supplies, + ARRAY_SIZE(acp_da7219_supplies), + 1800000); + if (!reg) + return -ENOMEM; machine = devm_kzalloc(&pdev->dev, sizeof(struct acp_platform_info), GFP_KERNEL); -- 2.18.0.203.gfac676dfb9-goog
next prev parent reply other threads:[~2018-07-18 0:49 UTC|newest] Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top [not found] <20180718004909.213735-1-djkurtz@chromium.org> 2018-07-18 0:49 ` [PATCH 1/2] regulator: allow drivers in modules to register fixed regulators Daniel Kurtz 2018-07-18 10:42 ` Mark Brown 2018-07-18 0:49 ` Daniel Kurtz [this message] 2018-07-18 0:49 ` [PATCH 2/2] ASoC: AMD: Add an always on fixed 1.8V regulator for da7219 VDDIO Daniel Kurtz 2018-07-18 10:46 ` Mark Brown 2018-07-18 10:46 ` Mark Brown
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