From: Arnd Bergmann arnd@arndb.de
The audio driver should not use a hardwired gpio number from the header. Change it to use a lookup table.
Cc: Philipp Zabel philipp.zabel@gmail.com Cc: Paul Parsons lost.distance@yahoo.com Acked-by: Mark Brown broonie@kernel.org Acked-by: Robert Jarzmik robert.jarzmik@free.fr Cc: alsa-devel@alsa-project.org Signed-off-by: Arnd Bergmann arnd@arndb.de --- arch/arm/mach-pxa/hx4700-pcmcia.c | 2 +- arch/arm/mach-pxa/hx4700.c | 16 ++++++++- arch/arm/mach-pxa/{include/mach => }/hx4700.h | 2 +- sound/soc/pxa/hx4700.c | 34 ++++++++----------- 4 files changed, 31 insertions(+), 23 deletions(-) rename arch/arm/mach-pxa/{include/mach => }/hx4700.h (99%)
diff --git a/arch/arm/mach-pxa/hx4700-pcmcia.c b/arch/arm/mach-pxa/hx4700-pcmcia.c index e8acbfc9ef6c..e2331dfe427d 100644 --- a/arch/arm/mach-pxa/hx4700-pcmcia.c +++ b/arch/arm/mach-pxa/hx4700-pcmcia.c @@ -10,7 +10,7 @@ #include <linux/irq.h>
#include <asm/mach-types.h> -#include <mach/hx4700.h> +#include "hx4700.h"
#include <pcmcia/soc_common.h>
diff --git a/arch/arm/mach-pxa/hx4700.c b/arch/arm/mach-pxa/hx4700.c index 140a44cb2989..2b7f37172725 100644 --- a/arch/arm/mach-pxa/hx4700.c +++ b/arch/arm/mach-pxa/hx4700.c @@ -41,7 +41,7 @@
#include "pxa27x.h" #include "addr-map.h" -#include <mach/hx4700.h> +#include "hx4700.h" #include <linux/platform_data/irda-pxaficp.h>
#include <sound/ak4641.h> @@ -834,6 +834,19 @@ static struct i2c_board_info i2c_board_info[] __initdata = { }, };
+static struct gpiod_lookup_table hx4700_audio_gpio_table = { + .dev_id = "hx4700-audio", + .table = { + GPIO_LOOKUP("gpio-pxa", GPIO75_HX4700_EARPHONE_nDET, + "earphone-ndet", GPIO_ACTIVE_HIGH), + GPIO_LOOKUP("gpio-pxa", GPIO92_HX4700_HP_DRIVER, + "hp-driver", GPIO_ACTIVE_HIGH), + GPIO_LOOKUP("gpio-pxa", GPIO107_HX4700_SPK_nSD, + "spk-nsd", GPIO_ACTIVE_HIGH), + { }, + }, +}; + static struct platform_device audio = { .name = "hx4700-audio", .id = -1, @@ -895,6 +908,7 @@ static void __init hx4700_init(void)
gpiod_add_lookup_table(&bq24022_gpiod_table); gpiod_add_lookup_table(&gpio_vbus_gpiod_table); + gpiod_add_lookup_table(&hx4700_audio_gpio_table); platform_add_devices(devices, ARRAY_SIZE(devices)); pwm_add_table(hx4700_pwm_lookup, ARRAY_SIZE(hx4700_pwm_lookup));
diff --git a/arch/arm/mach-pxa/include/mach/hx4700.h b/arch/arm/mach-pxa/hx4700.h similarity index 99% rename from arch/arm/mach-pxa/include/mach/hx4700.h rename to arch/arm/mach-pxa/hx4700.h index 0c30e6d9c660..ce2db33989e1 100644 --- a/arch/arm/mach-pxa/include/mach/hx4700.h +++ b/arch/arm/mach-pxa/hx4700.h @@ -10,7 +10,7 @@
#include <linux/gpio.h> #include <linux/mfd/asic3.h> -#include "irqs.h" /* PXA_NR_BUILTIN_GPIO */ +#include <mach/irqs.h> /* PXA_NR_BUILTIN_GPIO */
#define HX4700_ASIC3_GPIO_BASE PXA_NR_BUILTIN_GPIO #define HX4700_EGPIO_BASE (HX4700_ASIC3_GPIO_BASE + ASIC3_NUM_GPIOS) diff --git a/sound/soc/pxa/hx4700.c b/sound/soc/pxa/hx4700.c index 7334fac758de..e70dc38d9892 100644 --- a/sound/soc/pxa/hx4700.c +++ b/sound/soc/pxa/hx4700.c @@ -10,7 +10,7 @@ #include <linux/interrupt.h> #include <linux/platform_device.h> #include <linux/delay.h> -#include <linux/gpio.h> +#include <linux/gpio/consumer.h>
#include <sound/core.h> #include <sound/jack.h> @@ -18,10 +18,10 @@ #include <sound/pcm_params.h> #include <sound/soc.h>
-#include <mach/hx4700.h> #include <asm/mach-types.h> #include "pxa2xx-i2s.h"
+static struct gpio_desc *gpiod_hp_driver, *gpiod_spk_nsd; static struct snd_soc_jack hs_jack;
/* Headphones jack detection DAPM pin */ @@ -40,9 +40,8 @@ static struct snd_soc_jack_pin hs_jack_pin[] = {
/* Headphones jack detection GPIO */ static struct snd_soc_jack_gpio hs_jack_gpio = { - .gpio = GPIO75_HX4700_EARPHONE_nDET, .invert = true, - .name = "hp-gpio", + .name = "earphone-ndet", .report = SND_JACK_HEADPHONE, .debounce_time = 200, }; @@ -81,14 +80,14 @@ static const struct snd_soc_ops hx4700_ops = { static int hx4700_spk_power(struct snd_soc_dapm_widget *w, struct snd_kcontrol *k, int event) { - gpio_set_value(GPIO107_HX4700_SPK_nSD, !!SND_SOC_DAPM_EVENT_ON(event)); + gpiod_set_value(gpiod_spk_nsd, !!SND_SOC_DAPM_EVENT_ON(event)); return 0; }
static int hx4700_hp_power(struct snd_soc_dapm_widget *w, struct snd_kcontrol *k, int event) { - gpio_set_value(GPIO92_HX4700_HP_DRIVER, !!SND_SOC_DAPM_EVENT_ON(event)); + gpiod_set_value(gpiod_hp_driver, !!SND_SOC_DAPM_EVENT_ON(event)); return 0; }
@@ -162,11 +161,6 @@ static struct snd_soc_card snd_soc_card_hx4700 = { .fully_routed = true, };
-static struct gpio hx4700_audio_gpios[] = { - { GPIO107_HX4700_SPK_nSD, GPIOF_OUT_INIT_HIGH, "SPK_POWER" }, - { GPIO92_HX4700_HP_DRIVER, GPIOF_OUT_INIT_LOW, "EP_POWER" }, -}; - static int hx4700_audio_probe(struct platform_device *pdev) { int ret; @@ -174,26 +168,26 @@ static int hx4700_audio_probe(struct platform_device *pdev) if (!machine_is_h4700()) return -ENODEV;
- ret = gpio_request_array(hx4700_audio_gpios, - ARRAY_SIZE(hx4700_audio_gpios)); + gpiod_hp_driver = devm_gpiod_get(&pdev->dev, "hp-driver", GPIOD_OUT_HIGH); + ret = PTR_ERR_OR_ZERO(gpiod_hp_driver); + if (ret) + return ret; + gpiod_spk_nsd = devm_gpiod_get(&pdev->dev, "spk-nsd", GPIOD_OUT_HIGH); + ret = PTR_ERR_OR_ZERO(gpiod_spk_nsd); if (ret) return ret;
+ hs_jack_gpio.gpiod_dev = &pdev->dev; snd_soc_card_hx4700.dev = &pdev->dev; ret = devm_snd_soc_register_card(&pdev->dev, &snd_soc_card_hx4700); - if (ret) - gpio_free_array(hx4700_audio_gpios, - ARRAY_SIZE(hx4700_audio_gpios));
return ret; }
static int hx4700_audio_remove(struct platform_device *pdev) { - gpio_set_value(GPIO92_HX4700_HP_DRIVER, 0); - gpio_set_value(GPIO107_HX4700_SPK_nSD, 0); - - gpio_free_array(hx4700_audio_gpios, ARRAY_SIZE(hx4700_audio_gpios)); + gpiod_set_value(gpiod_hp_driver, 0); + gpiod_set_value(gpiod_spk_nsd, 0); return 0; }