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Signed-off-by: Dmitry Torokhov --- sound/soc/codecs/ak5386.c | 30 ++++++++++++++---------------- 1 file changed, 14 insertions(+), 16 deletions(-) diff --git a/sound/soc/codecs/ak5386.c b/sound/soc/codecs/ak5386.c index 0c5e00679c7d..0562890b5dc7 100644 --- a/sound/soc/codecs/ak5386.c +++ b/sound/soc/codecs/ak5386.c @@ -6,11 +6,12 @@ * (c) 2013 Daniel Mack */ + +#include +#include #include #include #include -#include -#include #include #include #include @@ -21,7 +22,7 @@ static const char * const supply_names[] = { }; struct ak5386_priv { - int reset_gpio; + struct gpio_desc *reset_gpio; struct regulator_bulk_data supplies[ARRAY_SIZE(supply_names)]; }; @@ -111,8 +112,8 @@ static int ak5386_hw_params(struct snd_pcm_substream *substream, * the AK5386 in power-down mode (PDN pin = “L”). */ - if (gpio_is_valid(priv->reset_gpio)) - gpio_set_value(priv->reset_gpio, 1); + if (priv->reset_gpio) + gpiod_set_value(priv->reset_gpio, 0); return 0; } @@ -123,8 +124,8 @@ static int ak5386_hw_free(struct snd_pcm_substream *substream, struct snd_soc_component *component = dai->component; struct ak5386_priv *priv = snd_soc_component_get_drvdata(component); - if (gpio_is_valid(priv->reset_gpio)) - gpio_set_value(priv->reset_gpio, 0); + if (priv->reset_gpio) + gpiod_set_value(priv->reset_gpio, 1); return 0; } @@ -168,7 +169,6 @@ static int ak5386_probe(struct platform_device *pdev) if (!priv) return -ENOMEM; - priv->reset_gpio = -EINVAL; dev_set_drvdata(dev, priv); for (i = 0; i < ARRAY_SIZE(supply_names); i++) @@ -179,15 +179,13 @@ static int ak5386_probe(struct platform_device *pdev) if (ret < 0) return ret; - if (of_match_device(of_match_ptr(ak5386_dt_ids), dev)) - priv->reset_gpio = of_get_named_gpio(dev->of_node, - "reset-gpio", 0); + priv->reset_gpio = devm_gpiod_get_optional(dev, "reset", + GPIOD_OUT_HIGH); + ret = PTR_ERR_OR_ZERO(priv->reset_gpio); + if (ret) + return ret; - if (gpio_is_valid(priv->reset_gpio)) - if (devm_gpio_request_one(dev, priv->reset_gpio, - GPIOF_OUT_INIT_LOW, - "AK5386 Reset")) - priv->reset_gpio = -EINVAL; + gpiod_set_consumer_name(priv->reset_gpio, "AK5386 Reset"); return devm_snd_soc_register_component(dev, &soc_component_ak5386, &ak5386_dai, 1); From patchwork Wed Nov 16 05:38:08 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Torokhov X-Patchwork-Id: 13044411 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from alsa0.perex.cz (alsa0.perex.cz [77.48.224.243]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id E2AC0C433FE for ; Wed, 16 Nov 2022 05:39:26 +0000 (UTC) Received: from alsa1.perex.cz (alsa1.perex.cz [207.180.221.201]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by alsa0.perex.cz (Postfix) with ESMTPS id E991783B; Wed, 16 Nov 2022 06:38:34 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz E991783B DKIM-Signature: v=1; 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Tue, 15 Nov 2022 21:38:23 -0800 (PST) From: Dmitry Torokhov To: Mark Brown , Liam Girdwood Subject: [PATCH 02/11] ASoC: max98373: switch to using gpiod API Date: Tue, 15 Nov 2022 21:38:08 -0800 Message-Id: <20221116053817.2929810-2-dmitry.torokhov@gmail.com> X-Mailer: git-send-email 2.38.1.431.g37b22c650d-goog In-Reply-To: <20221116053817.2929810-1-dmitry.torokhov@gmail.com> References: <20221116053817.2929810-1-dmitry.torokhov@gmail.com> MIME-Version: 1.0 Cc: alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" Switch the driver from legacy gpio API that is deprecated to the newer gpiod API that respects line polarities described in ACPI/DT. Signed-off-by: Dmitry Torokhov --- sound/soc/codecs/max98373-i2c.c | 39 +++++++++++++++++++-------------- sound/soc/codecs/max98373.c | 18 --------------- sound/soc/codecs/max98373.h | 1 - 3 files changed, 22 insertions(+), 36 deletions(-) diff --git a/sound/soc/codecs/max98373-i2c.c b/sound/soc/codecs/max98373-i2c.c index 3e04c7f0cce4..969cdca83bc1 100644 --- a/sound/soc/codecs/max98373-i2c.c +++ b/sound/soc/codecs/max98373-i2c.c @@ -3,12 +3,12 @@ #include #include -#include +#include +#include #include #include #include #include -#include #include #include #include @@ -520,14 +520,13 @@ static int max98373_i2c_probe(struct i2c_client *i2c) int ret = 0; int reg = 0; int i; - struct max98373_priv *max98373 = NULL; + struct max98373_priv *max98373; + struct gpio_desc *reset_gpio; max98373 = devm_kzalloc(&i2c->dev, sizeof(*max98373), GFP_KERNEL); + if (!max98373) + return -ENOMEM; - if (!max98373) { - ret = -ENOMEM; - return ret; - } i2c_set_clientdata(i2c, max98373); /* update interleave mode info */ @@ -557,17 +556,23 @@ static int max98373_i2c_probe(struct i2c_client *i2c) max98373_slot_config(&i2c->dev, max98373); /* Power on device */ - if (gpio_is_valid(max98373->reset_gpio)) { - ret = devm_gpio_request(&i2c->dev, max98373->reset_gpio, - "MAX98373_RESET"); - if (ret) { - dev_err(&i2c->dev, "%s: Failed to request gpio %d\n", - __func__, max98373->reset_gpio); - return -EINVAL; - } - gpio_direction_output(max98373->reset_gpio, 0); + /* Acquire and assert reset line */ + reset_gpio = devm_gpiod_get_optional(&i2c->dev, "maxim,reset", + GPIOD_OUT_HIGH); + ret = PTR_ERR_OR_ZERO(reset_gpio); + if (ret) { + dev_err(&i2c->dev, "%s: Failed to request reset gpio: %d\n", + __func__, ret); + return ret; + } + + gpiod_set_consumer_name(reset_gpio, "MAX98373_RESET"); + + if (reset_gpio) { + /* Keep line asserted to reset device */ msleep(50); - gpio_direction_output(max98373->reset_gpio, 1); + /* Deassert reset line */ + gpiod_set_value_cansleep(reset_gpio, 0); msleep(20); } diff --git a/sound/soc/codecs/max98373.c b/sound/soc/codecs/max98373.c index f90a6a7ba83b..401546c1084e 100644 --- a/sound/soc/codecs/max98373.c +++ b/sound/soc/codecs/max98373.c @@ -12,9 +12,6 @@ #include #include #include -#include -#include -#include #include #include "max98373.h" @@ -478,21 +475,6 @@ void max98373_slot_config(struct device *dev, max98373->i_slot = value & 0xF; else max98373->i_slot = 1; - if (dev->of_node) { - max98373->reset_gpio = of_get_named_gpio(dev->of_node, - "maxim,reset-gpio", 0); - if (!gpio_is_valid(max98373->reset_gpio)) { - dev_err(dev, "Looking up %s property in node %s failed %d\n", - "maxim,reset-gpio", dev->of_node->full_name, - max98373->reset_gpio); - } else { - dev_dbg(dev, "maxim,reset-gpio=%d", - max98373->reset_gpio); - } - } else { - /* this makes reset_gpio as invalid */ - max98373->reset_gpio = -1; - } if (!device_property_read_u32(dev, "maxim,spkfb-slot-no", &value)) max98373->spkfb_slot = value & 0xF; diff --git a/sound/soc/codecs/max98373.h b/sound/soc/codecs/max98373.h index e1810b3b1620..7b259789e1be 100644 --- a/sound/soc/codecs/max98373.h +++ b/sound/soc/codecs/max98373.h @@ -213,7 +213,6 @@ struct max98373_cache { struct max98373_priv { struct regmap *regmap; - int reset_gpio; unsigned int v_slot; unsigned int i_slot; unsigned int spkfb_slot; From patchwork Wed Nov 16 05:38:09 2022 Content-Type: text/plain; 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Tue, 15 Nov 2022 21:38:25 -0800 (PST) Received: from dtor-ws.mtv.corp.google.com ([2620:15c:9d:2:2d36:e9a0:170b:669f]) by smtp.gmail.com with ESMTPSA id ik13-20020a170902ab0d00b0017834a6966csm10881038plb.176.2022.11.15.21.38.24 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 15 Nov 2022 21:38:24 -0800 (PST) From: Dmitry Torokhov To: Mark Brown , Liam Girdwood Subject: [PATCH 03/11] ASoC: tas5086: switch to using gpiod API Date: Tue, 15 Nov 2022 21:38:09 -0800 Message-Id: <20221116053817.2929810-3-dmitry.torokhov@gmail.com> X-Mailer: git-send-email 2.38.1.431.g37b22c650d-goog In-Reply-To: <20221116053817.2929810-1-dmitry.torokhov@gmail.com> References: <20221116053817.2929810-1-dmitry.torokhov@gmail.com> MIME-Version: 1.0 Cc: alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" Switch the driver from legacy gpio API that is deprecated to the newer gpiod API that respects line polarities described in ACPI/DT. Signed-off-by: Dmitry Torokhov --- sound/soc/codecs/tas5086.c | 32 ++++++++++++++------------------ 1 file changed, 14 insertions(+), 18 deletions(-) diff --git a/sound/soc/codecs/tas5086.c b/sound/soc/codecs/tas5086.c index 22143cc5afa7..66b22b800e01 100644 --- a/sound/soc/codecs/tas5086.c +++ b/sound/soc/codecs/tas5086.c @@ -24,14 +24,14 @@ #include #include #include -#include +#include +#include #include #include #include #include #include #include -#include #include #include #include @@ -246,7 +246,7 @@ struct tas5086_private { /* Current sample rate for de-emphasis control */ int rate; /* GPIO driving Reset pin, if any */ - int gpio_nreset; + struct gpio_desc *reset_gpio; struct regulator_bulk_data supplies[ARRAY_SIZE(supply_names)]; }; @@ -462,11 +462,11 @@ static int tas5086_mute_stream(struct snd_soc_dai *dai, int mute, int stream) static void tas5086_reset(struct tas5086_private *priv) { - if (gpio_is_valid(priv->gpio_nreset)) { + if (priv->reset_gpio) { /* Reset codec - minimum assertion time is 400ns */ - gpio_direction_output(priv->gpio_nreset, 0); + gpiod_set_value_cansleep(priv->reset_gpio, 1); udelay(1); - gpio_set_value(priv->gpio_nreset, 1); + gpiod_set_value_cansleep(priv->reset_gpio, 0); /* Codec needs ~15ms to wake up */ msleep(15); @@ -867,9 +867,10 @@ static void tas5086_remove(struct snd_soc_component *component) { struct tas5086_private *priv = snd_soc_component_get_drvdata(component); - if (gpio_is_valid(priv->gpio_nreset)) + if (priv->reset_gpio) { /* Set codec to the reset state */ - gpio_set_value(priv->gpio_nreset, 0); + gpiod_set_value_cansleep(priv->reset_gpio, 1); + } regulator_bulk_disable(ARRAY_SIZE(priv->supplies), priv->supplies); }; @@ -914,7 +915,6 @@ static int tas5086_i2c_probe(struct i2c_client *i2c) { struct tas5086_private *priv; struct device *dev = &i2c->dev; - int gpio_nreset = -EINVAL; int i, ret; priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL); @@ -940,16 +940,12 @@ static int tas5086_i2c_probe(struct i2c_client *i2c) i2c_set_clientdata(i2c, priv); - if (of_match_device(of_match_ptr(tas5086_dt_ids), dev)) { - struct device_node *of_node = dev->of_node; - gpio_nreset = of_get_named_gpio(of_node, "reset-gpio", 0); - } - - if (gpio_is_valid(gpio_nreset)) - if (devm_gpio_request(dev, gpio_nreset, "TAS5086 Reset")) - gpio_nreset = -EINVAL; + priv->reset_gpio = devm_gpiod_get(dev, "reset", GPIOD_OUT_LOW); + ret = PTR_ERR_OR_ZERO(priv->reset_gpio); + if (ret) + return ret; - priv->gpio_nreset = gpio_nreset; + gpiod_set_consumer_name(priv->reset_gpio, "TAS5086 Reset"); ret = regulator_bulk_enable(ARRAY_SIZE(priv->supplies), priv->supplies); if (ret < 0) { From patchwork Wed Nov 16 05:38:10 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Torokhov X-Patchwork-Id: 13044415 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from alsa0.perex.cz (alsa0.perex.cz [77.48.224.243]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 8D6D2C4332F for ; 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Tue, 15 Nov 2022 21:38:27 -0800 (PST) From: Dmitry Torokhov To: Mark Brown , Liam Girdwood Subject: [PATCH 04/11] ASoC: tpa6130a2: remove support for platform data Date: Tue, 15 Nov 2022 21:38:10 -0800 Message-Id: <20221116053817.2929810-4-dmitry.torokhov@gmail.com> X-Mailer: git-send-email 2.38.1.431.g37b22c650d-goog In-Reply-To: <20221116053817.2929810-1-dmitry.torokhov@gmail.com> References: <20221116053817.2929810-1-dmitry.torokhov@gmail.com> MIME-Version: 1.0 Cc: alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" There are no users of tpa6130a2_platform_data in the mainline kernel, remove it. Signed-off-by: Dmitry Torokhov --- include/sound/tpa6130a2-plat.h | 17 ----------------- sound/soc/codecs/tpa6130a2.c | 18 ++++-------------- 2 files changed, 4 insertions(+), 31 deletions(-) delete mode 100644 include/sound/tpa6130a2-plat.h diff --git a/include/sound/tpa6130a2-plat.h b/include/sound/tpa6130a2-plat.h deleted file mode 100644 index a60930e36e93..000000000000 --- a/include/sound/tpa6130a2-plat.h +++ /dev/null @@ -1,17 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * TPA6130A2 driver platform header - * - * Copyright (C) Nokia Corporation - * - * Author: Peter Ujfalusi - */ - -#ifndef TPA6130A2_PLAT_H -#define TPA6130A2_PLAT_H - -struct tpa6130a2_platform_data { - int power_gpio; -}; - -#endif diff --git a/sound/soc/codecs/tpa6130a2.c b/sound/soc/codecs/tpa6130a2.c index 8c00db32996b..5f00bfc32917 100644 --- a/sound/soc/codecs/tpa6130a2.c +++ b/sound/soc/codecs/tpa6130a2.c @@ -14,7 +14,6 @@ #include #include #include -#include #include #include #include @@ -218,16 +217,15 @@ MODULE_DEVICE_TABLE(i2c, tpa6130a2_id); static int tpa6130a2_probe(struct i2c_client *client) { - struct device *dev; + struct device *dev = &client->dev; struct tpa6130a2_data *data; - struct tpa6130a2_platform_data *pdata = client->dev.platform_data; - struct device_node *np = client->dev.of_node; const struct i2c_device_id *id; const char *regulator; unsigned int version; int ret; - dev = &client->dev; + if (!dev->of_node) + return -ENODEV; data = devm_kzalloc(&client->dev, sizeof(*data), GFP_KERNEL); if (!data) @@ -239,15 +237,7 @@ static int tpa6130a2_probe(struct i2c_client *client) if (IS_ERR(data->regmap)) return PTR_ERR(data->regmap); - if (pdata) { - data->power_gpio = pdata->power_gpio; - } else if (np) { - data->power_gpio = of_get_named_gpio(np, "power-gpio", 0); - } else { - dev_err(dev, "Platform data not set\n"); - dump_stack(); - return -ENODEV; - } + data->power_gpio = of_get_named_gpio(dev->of_node, "power-gpio", 0); i2c_set_clientdata(client, data); From patchwork Wed Nov 16 05:38:11 2022 Content-Type: text/plain; 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Tue, 15 Nov 2022 21:38:29 -0800 (PST) Received: from dtor-ws.mtv.corp.google.com ([2620:15c:9d:2:2d36:e9a0:170b:669f]) by smtp.gmail.com with ESMTPSA id ik13-20020a170902ab0d00b0017834a6966csm10881038plb.176.2022.11.15.21.38.28 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 15 Nov 2022 21:38:28 -0800 (PST) From: Dmitry Torokhov To: Mark Brown , Liam Girdwood Subject: [PATCH 05/11] ASoC: tpa6130a2: switch to using gpiod API Date: Tue, 15 Nov 2022 21:38:11 -0800 Message-Id: <20221116053817.2929810-5-dmitry.torokhov@gmail.com> X-Mailer: git-send-email 2.38.1.431.g37b22c650d-goog In-Reply-To: <20221116053817.2929810-1-dmitry.torokhov@gmail.com> References: <20221116053817.2929810-1-dmitry.torokhov@gmail.com> MIME-Version: 1.0 Cc: alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" Switch the driver from legacy gpio API that is deprecated to the newer gpiod API that respects line polarities described in ACPI/DT. Signed-off-by: Dmitry Torokhov --- sound/soc/codecs/tpa6130a2.c | 42 +++++++++++++++--------------------- 1 file changed, 17 insertions(+), 25 deletions(-) diff --git a/sound/soc/codecs/tpa6130a2.c b/sound/soc/codecs/tpa6130a2.c index 5f00bfc32917..696a27b472aa 100644 --- a/sound/soc/codecs/tpa6130a2.c +++ b/sound/soc/codecs/tpa6130a2.c @@ -9,15 +9,15 @@ #include #include +#include #include #include -#include +#include #include #include #include #include #include -#include #include #include "tpa6130a2.h" @@ -32,7 +32,7 @@ struct tpa6130a2_data { struct device *dev; struct regmap *regmap; struct regulator *supply; - int power_gpio; + struct gpio_desc *power_gpio; enum tpa_model id; }; @@ -48,8 +48,8 @@ static int tpa6130a2_power(struct tpa6130a2_data *data, bool enable) return ret; } /* Power on */ - if (data->power_gpio >= 0) - gpio_set_value(data->power_gpio, 1); + if (data->power_gpio) + gpiod_set_value(data->power_gpio, 1); /* Sync registers */ regcache_cache_only(data->regmap, false); @@ -58,8 +58,8 @@ static int tpa6130a2_power(struct tpa6130a2_data *data, bool enable) dev_err(data->dev, "Failed to sync registers: %d\n", ret); regcache_cache_only(data->regmap, true); - if (data->power_gpio >= 0) - gpio_set_value(data->power_gpio, 0); + if (data->power_gpio) + gpiod_set_value(data->power_gpio, 0); ret2 = regulator_disable(data->supply); if (ret2 != 0) dev_err(data->dev, @@ -75,8 +75,8 @@ static int tpa6130a2_power(struct tpa6130a2_data *data, bool enable) regcache_cache_only(data->regmap, true); /* Power off */ - if (data->power_gpio >= 0) - gpio_set_value(data->power_gpio, 0); + if (data->power_gpio) + gpiod_set_value(data->power_gpio, 0); ret = regulator_disable(data->supply); if (ret != 0) { @@ -224,37 +224,29 @@ static int tpa6130a2_probe(struct i2c_client *client) unsigned int version; int ret; - if (!dev->of_node) - return -ENODEV; - data = devm_kzalloc(&client->dev, sizeof(*data), GFP_KERNEL); if (!data) return -ENOMEM; + i2c_set_clientdata(client, data); data->dev = dev; data->regmap = devm_regmap_init_i2c(client, &tpa6130a2_regmap_config); if (IS_ERR(data->regmap)) return PTR_ERR(data->regmap); - data->power_gpio = of_get_named_gpio(dev->of_node, "power-gpio", 0); + data->power_gpio = devm_gpiod_get_optional(dev, "power", GPIOD_OUT_LOW); + ret = PTR_ERR_OR_ZERO(data->power_gpio); + if (ret) { + dev_err(dev, "Failed to request power GPIO: %d\n", ret); + return ret; + } - i2c_set_clientdata(client, data); + gpiod_set_consumer_name(data->power_gpio, "tpa6130a2 enable"); id = i2c_match_id(tpa6130a2_id, client); data->id = id->driver_data; - if (data->power_gpio >= 0) { - ret = devm_gpio_request(dev, data->power_gpio, - "tpa6130a2 enable"); - if (ret < 0) { - dev_err(dev, "Failed to request power GPIO (%d)\n", - data->power_gpio); - return ret; - } - gpio_direction_output(data->power_gpio, 0); - } - switch (data->id) { default: dev_warn(dev, "Unknown TPA model (%d). 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Tue, 15 Nov 2022 21:38:30 -0800 (PST) From: Dmitry Torokhov To: Mark Brown , Liam Girdwood Subject: [PATCH 06/11] ASoC: tlv320aic32x4: remove support for platform data Date: Tue, 15 Nov 2022 21:38:12 -0800 Message-Id: <20221116053817.2929810-6-dmitry.torokhov@gmail.com> X-Mailer: git-send-email 2.38.1.431.g37b22c650d-goog In-Reply-To: <20221116053817.2929810-1-dmitry.torokhov@gmail.com> References: <20221116053817.2929810-1-dmitry.torokhov@gmail.com> MIME-Version: 1.0 Cc: alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" There are no users of aic32x4_pdata in the mainline kernel, remove it. Signed-off-by: Dmitry Torokhov --- include/sound/tlv320aic32x4.h | 52 -------------------------------- sound/soc/codecs/tlv320aic32x4.c | 14 +++------ sound/soc/codecs/tlv320aic32x4.h | 27 +++++++++++++++++ 3 files changed, 32 insertions(+), 61 deletions(-) delete mode 100644 include/sound/tlv320aic32x4.h diff --git a/include/sound/tlv320aic32x4.h b/include/sound/tlv320aic32x4.h deleted file mode 100644 index 0abf74d7edbd..000000000000 --- a/include/sound/tlv320aic32x4.h +++ /dev/null @@ -1,52 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * tlv320aic32x4.h -- TLV320AIC32X4 Soc Audio driver platform data - * - * Copyright 2011 Vista Silicon S.L. - * - * Author: Javier Martin - */ - -#ifndef _AIC32X4_PDATA_H -#define _AIC32X4_PDATA_H - -#define AIC32X4_PWR_MICBIAS_2075_LDOIN 0x00000001 -#define AIC32X4_PWR_AVDD_DVDD_WEAK_DISABLE 0x00000002 -#define AIC32X4_PWR_AIC32X4_LDO_ENABLE 0x00000004 -#define AIC32X4_PWR_CMMODE_LDOIN_RANGE_18_36 0x00000008 -#define AIC32X4_PWR_CMMODE_HP_LDOIN_POWERED 0x00000010 - -#define AIC32X4_MICPGA_ROUTE_LMIC_IN2R_10K 0x00000001 -#define AIC32X4_MICPGA_ROUTE_RMIC_IN1L_10K 0x00000002 - -/* GPIO API */ -#define AIC32X4_MFPX_DEFAULT_VALUE 0xff - -#define AIC32X4_MFP1_DIN_DISABLED 0 -#define AIC32X4_MFP1_DIN_ENABLED 0x2 -#define AIC32X4_MFP1_GPIO_IN 0x4 - -#define AIC32X4_MFP2_GPIO_OUT_LOW 0x0 -#define AIC32X4_MFP2_GPIO_OUT_HIGH 0x1 - -#define AIC32X4_MFP_GPIO_ENABLED 0x4 - -#define AIC32X4_MFP5_GPIO_DISABLED 0x0 -#define AIC32X4_MFP5_GPIO_INPUT 0x8 -#define AIC32X4_MFP5_GPIO_OUTPUT 0xc -#define AIC32X4_MFP5_GPIO_OUT_LOW 0x0 -#define AIC32X4_MFP5_GPIO_OUT_HIGH 0x1 - -struct aic32x4_setup_data { - unsigned int gpio_func[5]; -}; - -struct aic32x4_pdata { - struct aic32x4_setup_data *setup; - u32 power_cfg; - u32 micpga_routing; - bool swapdacs; - int rstn_gpio; -}; - -#endif diff --git a/sound/soc/codecs/tlv320aic32x4.c b/sound/soc/codecs/tlv320aic32x4.c index ffe1828a4b7e..2dd0fe255ee6 100644 --- a/sound/soc/codecs/tlv320aic32x4.c +++ b/sound/soc/codecs/tlv320aic32x4.c @@ -22,7 +22,6 @@ #include #include -#include #include #include #include @@ -33,6 +32,10 @@ #include "tlv320aic32x4.h" +struct aic32x4_setup_data { + unsigned int gpio_func[5]; +}; + struct aic32x4_priv { struct regmap *regmap; u32 power_cfg; @@ -1336,7 +1339,6 @@ static int aic32x4_setup_regulators(struct device *dev, int aic32x4_probe(struct device *dev, struct regmap *regmap) { struct aic32x4_priv *aic32x4; - struct aic32x4_pdata *pdata = dev->platform_data; struct device_node *np = dev->of_node; int ret; @@ -1353,13 +1355,7 @@ int aic32x4_probe(struct device *dev, struct regmap *regmap) dev_set_drvdata(dev, aic32x4); - if (pdata) { - aic32x4->power_cfg = pdata->power_cfg; - aic32x4->swapdacs = pdata->swapdacs; - aic32x4->micpga_routing = pdata->micpga_routing; - aic32x4->rstn_gpio = pdata->rstn_gpio; - aic32x4->mclk_name = "mclk"; - } else if (np) { + if (np) { ret = aic32x4_parse_dt(aic32x4, np); if (ret) { dev_err(dev, "Failed to parse DT node\n"); diff --git a/sound/soc/codecs/tlv320aic32x4.h b/sound/soc/codecs/tlv320aic32x4.h index 4de5bd9e8cc5..f0724b6b17ee 100644 --- a/sound/soc/codecs/tlv320aic32x4.h +++ b/sound/soc/codecs/tlv320aic32x4.h @@ -232,4 +232,31 @@ int aic32x4_register_clocks(struct device *dev, const char *mclk_name); #define AIC32X4_MAX_CODEC_CLKIN_FREQ 110000000 #define AIC32X4_MAX_PLL_CLKIN 20000000 +#define AIC32X4_PWR_MICBIAS_2075_LDOIN 0x00000001 +#define AIC32X4_PWR_AVDD_DVDD_WEAK_DISABLE 0x00000002 +#define AIC32X4_PWR_AIC32X4_LDO_ENABLE 0x00000004 +#define AIC32X4_PWR_CMMODE_LDOIN_RANGE_18_36 0x00000008 +#define AIC32X4_PWR_CMMODE_HP_LDOIN_POWERED 0x00000010 + +#define AIC32X4_MICPGA_ROUTE_LMIC_IN2R_10K 0x00000001 +#define AIC32X4_MICPGA_ROUTE_RMIC_IN1L_10K 0x00000002 + +/* GPIO API */ +#define AIC32X4_MFPX_DEFAULT_VALUE 0xff + +#define AIC32X4_MFP1_DIN_DISABLED 0 +#define AIC32X4_MFP1_DIN_ENABLED 0x2 +#define AIC32X4_MFP1_GPIO_IN 0x4 + +#define AIC32X4_MFP2_GPIO_OUT_LOW 0x0 +#define AIC32X4_MFP2_GPIO_OUT_HIGH 0x1 + +#define AIC32X4_MFP_GPIO_ENABLED 0x4 + +#define AIC32X4_MFP5_GPIO_DISABLED 0x0 +#define AIC32X4_MFP5_GPIO_INPUT 0x8 +#define AIC32X4_MFP5_GPIO_OUTPUT 0xc +#define AIC32X4_MFP5_GPIO_OUT_LOW 0x0 +#define AIC32X4_MFP5_GPIO_OUT_HIGH 0x1 + #endif /* _TLV320AIC32X4_H */ From patchwork Wed Nov 16 05:38:13 2022 Content-Type: text/plain; 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Signed-off-by: Dmitry Torokhov --- sound/soc/codecs/tlv320aic32x4.c | 25 ++++++++++++------------- 1 file changed, 12 insertions(+), 13 deletions(-) diff --git a/sound/soc/codecs/tlv320aic32x4.c b/sound/soc/codecs/tlv320aic32x4.c index 2dd0fe255ee6..36a3b3eb4d56 100644 --- a/sound/soc/codecs/tlv320aic32x4.c +++ b/sound/soc/codecs/tlv320aic32x4.c @@ -13,9 +13,9 @@ #include #include #include +#include #include -#include -#include +#include #include #include #include @@ -41,7 +41,7 @@ struct aic32x4_priv { u32 power_cfg; u32 micpga_routing; bool swapdacs; - int rstn_gpio; + struct gpio_desc *reset_gpio; const char *mclk_name; struct regulator *supply_ldo; @@ -1230,7 +1230,6 @@ static int aic32x4_parse_dt(struct aic32x4_priv *aic32x4, aic32x4->swapdacs = false; aic32x4->micpga_routing = 0; - aic32x4->rstn_gpio = of_get_named_gpio(np, "reset-gpios", 0); if (of_property_read_u32_array(np, "aic32x4-gpio-func", aic32x4_setup->gpio_func, 5) >= 0) @@ -1365,16 +1364,16 @@ int aic32x4_probe(struct device *dev, struct regmap *regmap) aic32x4->power_cfg = 0; aic32x4->swapdacs = false; aic32x4->micpga_routing = 0; - aic32x4->rstn_gpio = -1; aic32x4->mclk_name = "mclk"; } - if (gpio_is_valid(aic32x4->rstn_gpio)) { - ret = devm_gpio_request_one(dev, aic32x4->rstn_gpio, - GPIOF_OUT_INIT_LOW, "tlv320aic32x4 rstn"); - if (ret != 0) - return ret; - } + aic32x4->reset_gpio = devm_gpiod_get_optional(dev, "reset", + GPIOD_OUT_HIGH); + ret = PTR_ERR_OR_ZERO(aic32x4->reset_gpio); + if (ret) + return ret; + + gpiod_set_consumer_name(aic32x4->reset_gpio, "tlv320aic32x4 rstn"); ret = aic32x4_setup_regulators(dev, aic32x4); if (ret) { @@ -1382,9 +1381,9 @@ int aic32x4_probe(struct device *dev, struct regmap *regmap) return ret; } - if (gpio_is_valid(aic32x4->rstn_gpio)) { + if (aic32x4->reset_gpio) { ndelay(10); - gpio_set_value_cansleep(aic32x4->rstn_gpio, 1); + gpiod_set_value_cansleep(aic32x4->reset_gpio, 0); mdelay(1); } From patchwork Wed Nov 16 05:38:14 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Torokhov X-Patchwork-Id: 13044421 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from alsa0.perex.cz (alsa0.perex.cz [77.48.224.243]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 457C6C4332F for ; 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Tue, 15 Nov 2022 21:38:34 -0800 (PST) From: Dmitry Torokhov To: Mark Brown , Liam Girdwood Subject: [PATCH 08/11] ASoC: dt-bindings: wcd9335: fix reset line polarity in example Date: Tue, 15 Nov 2022 21:38:14 -0800 Message-Id: <20221116053817.2929810-8-dmitry.torokhov@gmail.com> X-Mailer: git-send-email 2.38.1.431.g37b22c650d-goog In-Reply-To: <20221116053817.2929810-1-dmitry.torokhov@gmail.com> References: <20221116053817.2929810-1-dmitry.torokhov@gmail.com> MIME-Version: 1.0 Cc: Krzysztof Kozlowski , alsa-devel@alsa-project.org, Rob Herring , linux-kernel@vger.kernel.org, Krzysztof Kozlowski X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" When resetting the block, the reset line is being driven low and then high, which means that the line in DTS should be annotated as "active low". Fixes: 1877c9fda1b7 ("ASoC: dt-bindings: add dt bindings for wcd9335 audio codec") Acked-by: Krzysztof Kozlowski Signed-off-by: Dmitry Torokhov --- This was sent out previously as part of other series. Collected Krzysztof's ack. Documentation/devicetree/bindings/sound/qcom,wcd9335.txt | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/sound/qcom,wcd9335.txt b/Documentation/devicetree/bindings/sound/qcom,wcd9335.txt index 5d6ea66a863f..1f75feec3dec 100644 --- a/Documentation/devicetree/bindings/sound/qcom,wcd9335.txt +++ b/Documentation/devicetree/bindings/sound/qcom,wcd9335.txt @@ -109,7 +109,7 @@ audio-codec@1{ reg = <1 0>; interrupts = <&msmgpio 54 IRQ_TYPE_LEVEL_HIGH>; interrupt-names = "intr2" - reset-gpios = <&msmgpio 64 0>; + reset-gpios = <&msmgpio 64 GPIO_ACTIVE_LOW>; slim-ifc-dev = <&wc9335_ifd>; clock-names = "mclk", "native"; clocks = <&rpmcc RPM_SMD_DIV_CLK1>, From patchwork Wed Nov 16 05:38:15 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Torokhov X-Patchwork-Id: 13044417 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from alsa0.perex.cz (alsa0.perex.cz [77.48.224.243]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 2031BC4332F for ; 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Tue, 15 Nov 2022 21:38:36 -0800 (PST) From: Dmitry Torokhov To: Mark Brown , Liam Girdwood Subject: [PATCH 09/11] ASoC: wcd9335: switch to using gpiod API Date: Tue, 15 Nov 2022 21:38:15 -0800 Message-Id: <20221116053817.2929810-9-dmitry.torokhov@gmail.com> X-Mailer: git-send-email 2.38.1.431.g37b22c650d-goog In-Reply-To: <20221116053817.2929810-1-dmitry.torokhov@gmail.com> References: <20221116053817.2929810-1-dmitry.torokhov@gmail.com> MIME-Version: 1.0 Cc: alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" Switch the driver from legacy gpio API that is deprecated to the newer gpiod API that respects line polarities described in ACPI/DT. Also the old code did not actually request the reset line, but was toggling it directly; this has been fixed. Signed-off-by: Dmitry Torokhov --- sound/soc/codecs/wcd9335.c | 33 ++++++++++++++++++--------------- 1 file changed, 18 insertions(+), 15 deletions(-) diff --git a/sound/soc/codecs/wcd9335.c b/sound/soc/codecs/wcd9335.c index d2548fdf9ae5..27cbec3e6763 100644 --- a/sound/soc/codecs/wcd9335.c +++ b/sound/soc/codecs/wcd9335.c @@ -11,12 +11,13 @@ #include #include #include +#include +#include #include #include #include #include #include -#include #include #include #include @@ -329,7 +330,7 @@ struct wcd9335_codec { int comp_enabled[COMPANDER_MAX]; int intr1; - int reset_gpio; + struct gpio_desc *reset_gpio; struct regulator_bulk_data supplies[WCD9335_MAX_SUPPLY]; unsigned int rx_port_value[WCD9335_RX_MAX]; @@ -5032,25 +5033,27 @@ static const struct regmap_irq_chip wcd9335_regmap_irq1_chip = { static int wcd9335_parse_dt(struct wcd9335_codec *wcd) { struct device *dev = wcd->dev; - struct device_node *np = dev->of_node; int ret; - wcd->reset_gpio = of_get_named_gpio(np, "reset-gpios", 0); - if (wcd->reset_gpio < 0) { - dev_err(dev, "Reset GPIO missing from DT\n"); - return wcd->reset_gpio; + wcd->reset_gpio = devm_gpiod_get(dev, "reset", GPIOD_OUT_LOW); + ret = PTR_ERR_OR_ZERO(wcd->reset_gpio); + if (ret) { + dev_err(dev, "failed to request reset GPIO: %d\n", ret); + return ret; } wcd->mclk = devm_clk_get(dev, "mclk"); - if (IS_ERR(wcd->mclk)) { - dev_err(dev, "mclk not found\n"); - return PTR_ERR(wcd->mclk); + ret = PTR_ERR_OR_ZERO(wcd->mclk); + if (ret) { + dev_err(dev, "mclk not found: %d\n", ret); + return ret; } wcd->native_clk = devm_clk_get(dev, "slimbus"); - if (IS_ERR(wcd->native_clk)) { - dev_err(dev, "slimbus clock not found\n"); - return PTR_ERR(wcd->native_clk); + ret = PTR_ERR_OR_ZERO(wcd->native_clk); + if (ret) { + dev_err(dev, "slimbus clock not found: %d\n", ret); + return ret; } wcd->supplies[0].supply = "vdd-buck"; @@ -5088,9 +5091,9 @@ static int wcd9335_power_on_reset(struct wcd9335_codec *wcd) */ usleep_range(600, 650); - gpio_direction_output(wcd->reset_gpio, 0); + gpiod_set_value_cansleep(wcd->reset_gpio, 1); msleep(20); - gpio_set_value(wcd->reset_gpio, 1); + gpiod_set_value_cansleep(wcd->reset_gpio, 0); msleep(20); return 0; From patchwork Wed Nov 16 05:38:16 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Torokhov X-Patchwork-Id: 13044419 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from alsa0.perex.cz (alsa0.perex.cz [77.48.224.243]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 6ACC6C4332F for ; Wed, 16 Nov 2022 05:41:47 +0000 (UTC) Received: from alsa1.perex.cz (alsa1.perex.cz [207.180.221.201]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by alsa0.perex.cz (Postfix) with ESMTPS id 93DB116A1; Wed, 16 Nov 2022 06:40:55 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 93DB116A1 DKIM-Signature: v=1; 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Tue, 15 Nov 2022 21:38:38 -0800 (PST) From: Dmitry Torokhov To: Mark Brown , Liam Girdwood Subject: [PATCH 10/11] ASoC: dt-bindings: wcd938x: fix codec reset line polarity in example Date: Tue, 15 Nov 2022 21:38:16 -0800 Message-Id: <20221116053817.2929810-10-dmitry.torokhov@gmail.com> X-Mailer: git-send-email 2.38.1.431.g37b22c650d-goog In-Reply-To: <20221116053817.2929810-1-dmitry.torokhov@gmail.com> References: <20221116053817.2929810-1-dmitry.torokhov@gmail.com> MIME-Version: 1.0 Cc: Krzysztof Kozlowski , alsa-devel@alsa-project.org, Rob Herring , linux-kernel@vger.kernel.org, Krzysztof Kozlowski X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" The driver for the codec, when resetting the chip, first drives the line low, and then high. This means that the line is active low. Change the annotation in the example DTS accordingly. Acked-by: Krzysztof Kozlowski Signed-off-by: Dmitry Torokhov --- This was sent out previously as part of other series. Collected Krzysztof's ack and added missing include per Rob's feedback. Documentation/devicetree/bindings/sound/qcom,wcd938x.yaml | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/sound/qcom,wcd938x.yaml b/Documentation/devicetree/bindings/sound/qcom,wcd938x.yaml index 51547190f709..3cb542d559c6 100644 --- a/Documentation/devicetree/bindings/sound/qcom,wcd938x.yaml +++ b/Documentation/devicetree/bindings/sound/qcom,wcd938x.yaml @@ -110,9 +110,10 @@ additionalProperties: false examples: - | + #include codec { compatible = "qcom,wcd9380-codec"; - reset-gpios = <&tlmm 32 0>; + reset-gpios = <&tlmm 32 GPIO_ACTIVE_LOW>; #sound-dai-cells = <1>; qcom,tx-device = <&wcd938x_tx>; qcom,rx-device = <&wcd938x_rx>; From patchwork Wed Nov 16 05:38:17 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Torokhov X-Patchwork-Id: 13044418 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from alsa0.perex.cz (alsa0.perex.cz [77.48.224.243]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 612C2C4332F for ; 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Tue, 15 Nov 2022 21:38:40 -0800 (PST) From: Dmitry Torokhov To: Mark Brown , Liam Girdwood Subject: [PATCH 11/11] ASoC: wcd938x: switch to using gpiod API Date: Tue, 15 Nov 2022 21:38:17 -0800 Message-Id: <20221116053817.2929810-11-dmitry.torokhov@gmail.com> X-Mailer: git-send-email 2.38.1.431.g37b22c650d-goog In-Reply-To: <20221116053817.2929810-1-dmitry.torokhov@gmail.com> References: <20221116053817.2929810-1-dmitry.torokhov@gmail.com> MIME-Version: 1.0 Cc: alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" Switch the driver from legacy gpio API that is deprecated to the newer gpiod API that respects line polarities described in ACPI/DT. Signed-off-by: Dmitry Torokhov Reviewed-by: Krzysztof Kozlowski Tested-by: Krzysztof Kozlowski --- sound/soc/codecs/wcd938x.c | 29 ++++++++++++++++------------- 1 file changed, 16 insertions(+), 13 deletions(-) diff --git a/sound/soc/codecs/wcd938x.c b/sound/soc/codecs/wcd938x.c index aca06a4026f3..b85bc750c7e0 100644 --- a/sound/soc/codecs/wcd938x.c +++ b/sound/soc/codecs/wcd938x.c @@ -6,12 +6,14 @@ #include #include #include +#include #include +#include +#include #include #include #include #include -#include #include #include #include @@ -194,7 +196,7 @@ struct wcd938x_priv { int flyback_cur_det_disable; int ear_rx_path; int variant; - int reset_gpio; + struct gpio_desc *reset_gpio; struct gpio_desc *us_euro_gpio; u32 micb1_mv; u32 micb2_mv; @@ -4234,18 +4236,19 @@ static int wcd938x_populate_dt_data(struct wcd938x_priv *wcd938x, struct device struct wcd_mbhc_config *cfg = &wcd938x->mbhc_cfg; int ret; - wcd938x->reset_gpio = of_get_named_gpio(dev->of_node, "reset-gpios", 0); - if (wcd938x->reset_gpio < 0) { - dev_err(dev, "Failed to get reset gpio: err = %d\n", - wcd938x->reset_gpio); - return wcd938x->reset_gpio; + wcd938x->reset_gpio = devm_gpiod_get(dev, "reset", GPIOD_ASIS); + ret = PTR_ERR_OR_ZERO(wcd938x->reset_gpio); + if (ret) { + dev_err(dev, "Failed to get reset gpio: err = %d\n", ret); + return ret; } wcd938x->us_euro_gpio = devm_gpiod_get_optional(dev, "us-euro", GPIOD_OUT_LOW); - if (IS_ERR(wcd938x->us_euro_gpio)) { + ret = PTR_ERR_OR_ZERO(wcd938x->us_euro_gpio); + if (ret) { dev_err(dev, "us-euro swap Control GPIO not found\n"); - return PTR_ERR(wcd938x->us_euro_gpio); + return ret; } cfg->swap_gnd_mic = wcd938x_swap_gnd_mic; @@ -4285,11 +4288,11 @@ static int wcd938x_populate_dt_data(struct wcd938x_priv *wcd938x, struct device static int wcd938x_reset(struct wcd938x_priv *wcd938x) { - gpio_direction_output(wcd938x->reset_gpio, 0); - /* 20us sleep required after pulling the reset gpio to LOW */ + gpiod_set_value_cansleep(wcd938x->reset_gpio, 1); + /* 20us sleep required after asserting the reset gpio */ usleep_range(20, 30); - gpio_set_value(wcd938x->reset_gpio, 1); - /* 20us sleep required after pulling the reset gpio to HIGH */ + gpiod_set_value_cansleep(wcd938x->reset_gpio, 0); + /* 20us sleep required after releasing the reset gpio */ usleep_range(20, 30); return 0;