This patch enables Bluetooth support on ORIGEN board.
Signed-off-by: Sangwook sangwook.lee@linaro.org --- arch/arm/mach-exynos4/mach-origen.c | 32 ++++++++++++++++++++++++++++++++ 1 files changed, 32 insertions(+), 0 deletions(-)
diff --git a/arch/arm/mach-exynos4/mach-origen.c b/arch/arm/mach-exynos4/mach-origen.c index f80b563..f8c50d7 100644 --- a/arch/arm/mach-exynos4/mach-origen.c +++ b/arch/arm/mach-exynos4/mach-origen.c @@ -20,6 +20,7 @@ #include <linux/regulator/machine.h> #include <linux/mfd/max8997.h> #include <linux/lcd.h> +#include <linux/rfkill-gpio.h>
#include <asm/mach/arch.h> #include <asm/mach-types.h> @@ -232,6 +233,7 @@ static struct regulator_init_data __initdata max8997_ldo9_data = { .min_uV = 2800000, .max_uV = 2800000, .apply_uV = 1, + .always_on = 1, .valid_ops_mask = REGULATOR_CHANGE_STATUS, .state_mem = { .disabled = 1, @@ -275,6 +277,7 @@ static struct regulator_init_data __initdata max8997_ldo14_data = { .min_uV = 1800000, .max_uV = 1800000, .apply_uV = 1, + .always_on = 1, .valid_ops_mask = REGULATOR_CHANGE_STATUS, .state_mem = { .disabled = 1, @@ -290,6 +293,7 @@ static struct regulator_init_data __initdata max8997_ldo17_data = { .min_uV = 3300000, .max_uV = 3300000, .apply_uV = 1, + .always_on = 1, .valid_ops_mask = REGULATOR_CHANGE_STATUS, .state_mem = { .disabled = 1, @@ -588,6 +592,21 @@ static struct s3c_fb_platdata origen_lcd_pdata __initdata = { .setup_gpio = exynos4_fimd0_gpio_setup_24bpp, };
+/* Bluetooth rfkill gpio platform data */ +struct rfkill_gpio_platform_data origen_bt_pdata = { + .reset_gpio = EXYNOS4_GPX2(2), + .shutdown_gpio = -1, + .type = RFKILL_TYPE_BLUETOOTH, + .name = "origen-bt", +}; + +/* Bluetooth Platform device */ +static struct platform_device origen_device_bluetooth = { + .name = "rfkill_gpio", + .id = -1, + .dev.platform_data = &origen_bt_pdata, +}; + static struct platform_device *origen_devices[] __initdata = { &s3c_device_hsmmc2, &s3c_device_hsmmc0, @@ -615,6 +634,7 @@ static struct platform_device *origen_devices[] __initdata = { &exynos4_device_pd[PD_MFC], &origen_device_gpiokeys, &origen_lcd_hv070wsa, + &origen_device_bluetooth, };
/* LCD Backlight data */ @@ -628,6 +648,16 @@ static struct platform_pwm_backlight_data origen_bl_data = { .pwm_period_ns = 1000, };
+static void __init origen_bt_setup(void) +{ + gpio_request(EXYNOS4_GPA0(0), "GPIO BT_UART"); + /* 4 UART Pins configuration */ + s3c_gpio_cfgrange_nopull(EXYNOS4_GPA0(0), 4, S3C_GPIO_SFN(2)); + /* Setup BT Reset, this gpio will be requesed by rfkill-gpio */ + s3c_gpio_cfgpin(EXYNOS4_GPX2(2), S3C_GPIO_OUTPUT); + s3c_gpio_setpull(EXYNOS4_GPX2(2), S3C_GPIO_PULL_NONE); +} + static void s5p_tv_setup(void) { /* Direct HPD to HDMI chip */ @@ -687,6 +717,8 @@ static void __init origen_machine_init(void) s5p_device_mfc.dev.parent = &exynos4_device_pd[PD_MFC].dev;
samsung_bl_set(&origen_bl_gpio_info, &origen_bl_data); + + origen_bt_setup(); }
MACHINE_START(ORIGEN, "ORIGEN")