This patch enables Bluetooth support on ORIGEN board.
Signed-off-by: Sangwook <sangwook....@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")
--
1.7.4.1
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