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[198.145.29.99]) by mx.google.com with ESMTPS id a140si4241918pfa.211.2020.08.06.11.23.13 for (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Thu, 06 Aug 2020 11:23:13 -0700 (PDT) Received-SPF: pass (google.com: domain of krzk@kernel.org designates 198.145.29.99 as permitted sender) client-ip=198.145.29.99; Received: by mail.kernel.org (Postfix) id CBDC622DD3; Thu, 6 Aug 2020 18:23:13 +0000 (UTC) Received: from localhost.localdomain (unknown [194.230.155.117]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 8A2B522DBF; Thu, 6 Aug 2020 18:23:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1596738193; bh=BBg/4qmHoJQtQA51Qyk1peSStt8JWZO2uvgyLBA4Goc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=GGWLccR+znsLClyv1ArFPV7Yzj9VljgipB1KYiUEdCBiO2I8qnpHXq21yoWVTlSH3 3AQ/+CpVKta2K1SZXNlbBd5s3KPZAeFnQa4Ubst6lOoSZNntjNSLzXpE69mQ9ywYxr dutADTrPcIn7oGXhONatoO0GIu1Ot+3AjmSzIv/k= From: Krzysztof Kozlowski To: linux-kernel@vger.kernel.org Cc: Arnd Bergmann , Krzysztof Kozlowski , Russell King , Sangbeom Kim , Sylwester Nawrocki , Liam Girdwood , Mark Brown , Jaroslav Kysela , Takashi Iwai , linux-arm-kernel@lists.infradead.org, alsa-devel@alsa-project.org Subject: [PATCH v2 24/41] ASoC: samsung: h1940: turn into platform driver Date: Thu, 6 Aug 2020 20:20:41 +0200 Message-Id: <20200806182059.2431-24-krzk@kernel.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200806181932.2253-1-krzk@kernel.org> References: <20200806181932.2253-1-krzk@kernel.org> X-TUID: m2vO8q37TGi6 Sender: linux-samsung-soc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-samsung-soc@vger.kernel.org From: Arnd Bergmann Avoid machine specific headers by using a gpio lookup table combined with a platform_driver for this board. Signed-off-by: Arnd Bergmann Signed-off-by: Krzysztof Kozlowski --- arch/arm/mach-s3c24xx/mach-h1940.c | 18 ++++++++ sound/soc/samsung/h1940_uda1380.c | 71 ++++++++++-------------------- 2 files changed, 41 insertions(+), 48 deletions(-) diff --git a/arch/arm/mach-s3c24xx/mach-h1940.c b/arch/arm/mach-s3c24xx/mach-h1940.c index 9c71472c939f..c7269cd26ba8 100644 --- a/arch/arm/mach-s3c24xx/mach-h1940.c +++ b/arch/arm/mach-s3c24xx/mach-h1940.c @@ -474,6 +474,22 @@ static struct gpiod_lookup_table h1940_mmc_gpio_table = { }, }; +static struct gpiod_lookup_table h1940_audio_gpio_table = { + .dev_id = "h1940-audio", + .table = { + GPIO_LOOKUP("H1940_LATCH", + H1940_LATCH_AUDIO_POWER - H1940_LATCH_GPIO(0), + "speaker-power", GPIO_ACTIVE_HIGH), + GPIO_LOOKUP("GPIOG", 4, "hp", GPIO_ACTIVE_HIGH), + { }, + }, +}; + +static struct platform_device h1940_audio = { + .name = "h1940-audio", + .id = -1, +}; + static struct pwm_lookup h1940_pwm_lookup[] = { PWM_LOOKUP("samsung-pwm", 0, "pwm-backlight", NULL, 36296, PWM_POLARITY_NORMAL), @@ -650,6 +666,7 @@ static struct platform_device *h1940_devices[] __initdata = { &s3c_device_ts, &power_supply, &h1940_battery, + &h1940_audio, }; static void __init h1940_map_io(void) @@ -689,6 +706,7 @@ static void __init h1940_init(void) s3c24xx_fb_set_platdata(&h1940_fb_info); gpiod_add_lookup_table(&h1940_mmc_gpio_table); + gpiod_add_lookup_table(&h1940_audio_gpio_table); s3c24xx_mci_set_platdata(&h1940_mmc_cfg); s3c24xx_udc_set_platdata(&h1940_udc_cfg); s3c24xx_ts_set_platdata(&h1940_ts_cfg); diff --git a/sound/soc/samsung/h1940_uda1380.c b/sound/soc/samsung/h1940_uda1380.c index b8f0057a0510..8aa78ff640f5 100644 --- a/sound/soc/samsung/h1940_uda1380.c +++ b/sound/soc/samsung/h1940_uda1380.c @@ -15,9 +15,6 @@ #include #include "regs-iis.h" -#include - -#include #include "s3c24xx-i2s.h" static const unsigned int rates[] = { @@ -31,6 +28,8 @@ static const struct snd_pcm_hw_constraint_list hw_rates = { .list = rates, }; +static struct gpio_desc *gpiod_speaker_power; + static struct snd_soc_jack hp_jack; static struct snd_soc_jack_pin hp_jack_pins[] = { @@ -47,7 +46,6 @@ static struct snd_soc_jack_pin hp_jack_pins[] = { static struct snd_soc_jack_gpio hp_jack_gpios[] = { { - .gpio = S3C2410_GPG(4), .name = "hp-gpio", .report = SND_JACK_HEADPHONE, .invert = 1, @@ -123,9 +121,9 @@ static int h1940_spk_power(struct snd_soc_dapm_widget *w, struct snd_kcontrol *kcontrol, int event) { if (SND_SOC_DAPM_EVENT_ON(event)) - gpio_set_value(S3C_GPIO_END + 9, 1); + gpiod_set_value(gpiod_speaker_power, 1); else - gpio_set_value(S3C_GPIO_END + 9, 0); + gpiod_set_value(gpiod_speaker_power, 0); return 0; } @@ -151,8 +149,6 @@ static const struct snd_soc_dapm_route audio_map[] = { {"VINM", NULL, "Mic Jack"}, }; -static struct platform_device *s3c24xx_snd_device; - static int h1940_uda1380_init(struct snd_soc_pcm_runtime *rtd) { snd_soc_card_jack_new(rtd->card, "Headphone Jack", SND_JACK_HEADPHONE, @@ -194,55 +190,34 @@ static struct snd_soc_card h1940_asoc = { .num_dapm_routes = ARRAY_SIZE(audio_map), }; -static int __init h1940_init(void) +static int h1940_probe(struct platform_device *pdev) { - int ret; + struct device *dev = &pdev->dev; - if (!machine_is_h1940()) - return -ENODEV; + h1940_asoc.dev = dev; + hp_jack_gpios[0].gpiod_dev = dev; + gpiod_speaker_power = devm_gpiod_get(&pdev->dev, "speaker-power", + GPIOD_OUT_LOW); - /* configure some gpios */ - ret = gpio_request(S3C_GPIO_END + 9, "speaker-power"); - if (ret) - goto err_out; - - ret = gpio_direction_output(S3C_GPIO_END + 9, 0); - if (ret) - goto err_gpio; - - s3c24xx_snd_device = platform_device_alloc("soc-audio", -1); - if (!s3c24xx_snd_device) { - ret = -ENOMEM; - goto err_gpio; + if (IS_ERR(gpiod_speaker_power)) { + dev_err(dev, "Could not get gpio\n"); + return PTR_ERR(gpiod_speaker_power); } - platform_set_drvdata(s3c24xx_snd_device, &h1940_asoc); - ret = platform_device_add(s3c24xx_snd_device); - - if (ret) - goto err_plat; - - return 0; - -err_plat: - platform_device_put(s3c24xx_snd_device); -err_gpio: - gpio_free(S3C_GPIO_END + 9); - -err_out: - return ret; -} - -static void __exit h1940_exit(void) -{ - platform_device_unregister(s3c24xx_snd_device); - gpio_free(S3C_GPIO_END + 9); + return devm_snd_soc_register_card(dev, &h1940_asoc); } -module_init(h1940_init); -module_exit(h1940_exit); +static struct platform_driver h1940_audio_driver = { + .driver = { + .name = "h1940-audio", + .pm = &snd_soc_pm_ops, + }, + .probe = h1940_probe, +}; +module_platform_driver(h1940_audio_driver); /* Module information */ MODULE_AUTHOR("Arnaud Patard, Vasily Khoruzhick"); MODULE_DESCRIPTION("ALSA SoC H1940"); MODULE_LICENSE("GPL"); +MODULE_ALIAS("platform:h1940-audio");