diff options
Diffstat (limited to 'arch/arm/mach-exynos/grande-jack.c')
| -rw-r--r-- | arch/arm/mach-exynos/grande-jack.c | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/arch/arm/mach-exynos/grande-jack.c b/arch/arm/mach-exynos/grande-jack.c new file mode 100644 index 0000000..99cb0fe --- /dev/null +++ b/arch/arm/mach-exynos/grande-jack.c @@ -0,0 +1,51 @@ +/* arch/arm/mach-exynos/grande-jack.c + * + * Copyright (C) 2012 Samsung Electronics Co, Ltd + * + * Based on mach-exynos/mach-grande.c + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include <mach/gpio-midas.h> +#include <linux/input.h> +#include <linux/platform_device.h> +#include <linux/sec_jack.h> + +static void sec_set_jack_micbias(bool on) +{ + gpio_set_value(GPIO_MIC_BIAS_EN, on); +} + +static struct sec_jack_platform_data sec_jack_data = { + .set_micbias_state = sec_set_jack_micbias, +}; + +static struct platform_device sec_device_jack = { + .name = "sec_jack", + .id = 1, /* will be used also for gpio_event id */ + .dev.platform_data = &sec_jack_data, +}; +void __init grande_jack_init(void) +{ + /* Ear Microphone BIAS */ + int err; + err = gpio_request(GPIO_MIC_BIAS_EN, "EAR MIC"); + if (err) { + pr_err(KERN_ERR "GPIO_MIC_BIAS_EN GPIO set error!\n"); + return; + } + gpio_direction_output(GPIO_MIC_BIAS_EN, 1); + gpio_set_value(GPIO_MIC_BIAS_EN, 0); + gpio_free(GPIO_MIC_BIAS_EN); + + platform_device_register(&sec_device_jack); +} + |