static int smdk5410_vbus_ctrl(struct platform_device *pdev, int on)
{
int phy_num = pdev->id;
unsigned gpio;
int ret = -EINVAL;
if (phy_num == 0)
gpio = EXYNOS5410_GPK3(3);
else if (phy_num == 1)
gpio = EXYNOS5410_GPK2(7);
else
return ret;
ret = gpio_request(gpio, "UDRD3_VBUSCTRL_U3");
if (ret < 0) {
pr_err("failed to request UDRD3_%d_VBUSCTRL_U3\n",
phy_num);
return ret;
}
gpio_set_value(gpio, !!on);
gpio_free(gpio);
return ret;
}
static void __init __maybe_unused smdk5410_drd1_init(void)
{
/* Initialize DRD1 gpio */
if (gpio_request(EXYNOS5410_GPK2(4), "UDRD3_1_OVERCUR_U2")) {
pr_err("failed to request UDRD3_1_OVERCUR_U2\n");
} else {
s3c_gpio_cfgpin(EXYNOS5410_GPK2(4), (0x2 << 16));
s3c_gpio_setpull(EXYNOS5410_GPK2(4), S3C_GPIO_PULL_NONE);
gpio_free(EXYNOS5410_GPK2(4));
}
if (gpio_request(EXYNOS5410_GPK2(5), "UDRD3_1_OVERCUR_U3")) {
pr_err("failed to request UDRD3_1_OVERCUR_U3\n");
} else {
s3c_gpio_cfgpin(EXYNOS5410_GPK2(5), (0x2 << 20));
s3c_gpio_setpull(EXYNOS5410_GPK2(5), S3C_GPIO_PULL_NONE);
gpio_free(EXYNOS5410_GPK2(5));
}
if (gpio_request_one(EXYNOS5410_GPK2(6), GPIOF_OUT_INIT_LOW,
"UDRD3_1_VBUSCTRL_U2")) {
pr_err("failed to request UDRD3_1_VBUSCTRL_U2\n");
} else {
s3c_gpio_setpull(EXYNOS5410_GPK2(6), S3C_GPIO_PULL_NONE);
gpio_free(EXYNOS5410_GPK2(6));
}
if (gpio_request_one(EXYNOS5410_GPK2(7), GPIOF_OUT_INIT_LOW,
"UDRD3_1_VBUSCTRL_U3")) {
pr_err("failed to request UDRD3_1_VBUSCTRL_U3\n");
} else {
s3c_gpio_setpull(EXYNOS5410_GPK2(7), S3C_GPIO_PULL_NONE);
gpio_free(EXYNOS5410_GPK2(7));
}
#if defined(CONFIG_USB_EXYNOS5_USB3_DRD_CH1)
if (gpio_request_one(SMDK5410_ID1_GPIO, GPIOF_IN, "UDRD3_1_ID")) {
pr_err("failed to request UDRD3_1_ID\n");
smdk5410_drd_pdata.id_irq = -1;
} else {
s3c_gpio_cfgpin(SMDK5410_ID1_GPIO, S3C_GPIO_SFN(0xF));
s3c_gpio_setpull(SMDK5410_ID1_GPIO, S3C_GPIO_PULL_NONE);
gpio_free(SMDK5410_ID1_GPIO);
smdk5410_drd_pdata.id_irq = gpio_to_irq(SMDK5410_ID1_GPIO);
}
if (gpio_request_one(SMDK5410_VBUS1_GPIO, GPIOF_IN, "UDRD3_1_VBUS")) {
pr_err("failed to request UDRD3_1_VBUS\n");
smdk5410_drd_pdata.vbus_irq = -1;
} else {
s3c_gpio_cfgpin(SMDK5410_VBUS1_GPIO, S3C_GPIO_SFN(0xF));
s3c_gpio_setpull(SMDK5410_VBUS1_GPIO, S3C_GPIO_PULL_NONE);
gpio_free(SMDK5410_VBUS1_GPIO);
smdk5410_drd_pdata.vbus_irq = gpio_to_irq(SMDK5410_VBUS1_GPIO);
}
smdk5410_drd_pdata.quirks = 0;
#if !defined(CONFIG_USB_XHCI_EXYNOS)
smdk5410_drd_pdata.quirks |= FORCE_RUN_PERIPHERAL;
#endif
#else
smdk5410_drd_pdata.id_irq = -1;
smdk5410_drd_pdata.vbus_irq = -1;
smdk5410_drd_pdata.quirks = DUMMY_DRD;
#endif
exynos5_usb3_drd1_set_platdata(&smdk5410_drd_pdata);
}
static void __init universal5410_drd1_init(void)
{
/* Initialize DRD1 gpio */
if (gpio_request(EXYNOS5410_GPK2(4), "UDRD3_1_OVERCUR_U2"))
printk(KERN_ERR "failed to request UDRD3_1_OVERCUR_U2\n");
else {
s3c_gpio_cfgpin(EXYNOS5410_GPK2(4), (0x2 << 16));
s3c_gpio_setpull(EXYNOS5410_GPK2(4), S3C_GPIO_PULL_NONE);
gpio_free(EXYNOS5410_GPK2(4));
}
if (gpio_request(EXYNOS5410_GPK2(5), "UDRD3_1_OVERCUR_U3"))
printk(KERN_ERR "failed to request UDRD3_1_OVERCUR_U3\n");
else {
s3c_gpio_cfgpin(EXYNOS5410_GPK2(5), (0x2 << 20));
s3c_gpio_setpull(EXYNOS5410_GPK2(5), S3C_GPIO_PULL_NONE);
gpio_free(EXYNOS5410_GPK2(5));
}
if (gpio_request_one(EXYNOS5410_GPK2(6), GPIOF_OUT_INIT_LOW,
"UDRD3_1_VBUSCTRL_U2"))
printk(KERN_ERR "failed to request UDRD3_1_VBUSCTRL_U2\n");
else {
s3c_gpio_setpull(EXYNOS5410_GPK2(6), S3C_GPIO_PULL_NONE);
gpio_free(EXYNOS5410_GPK2(6));
}
if (gpio_request_one(EXYNOS5410_GPK2(7), GPIOF_OUT_INIT_LOW,
"UDRD3_1_VBUSCTRL_U3"))
printk(KERN_ERR "failed to request UDRD3_1_VBUSCTRL_U3\n");
else {
s3c_gpio_setpull(EXYNOS5410_GPK2(7), S3C_GPIO_PULL_NONE);
gpio_free(EXYNOS5410_GPK2(7));
}
#if !defined(CONFIG_USB_EXYNOS5_USB3_DRD_CH1)
universal5410_drd_pdata.quirks = DUMMY_DRD;
#elif defined(CONFIG_USB_EXYNOS_SS_UDC)
universal5410_drd_pdata.quirks |= FORCE_RUN_PERIPHERAL;
#endif
exynos5_usb3_drd1_set_platdata(&universal5410_drd_pdata);
}
.mosi = EXYNOS5410_GPB1(4),
.miso = EXYNOS5410_GPB1(3),
.num_chipselect = 1,
};
static struct platform_device s3c_device_spi_gpio = {
.name = "spi_gpio",
.id = YMU831_BUS_NUM,
.dev = {
.platform_data = &spi_gpio_data,
},
};
#elif defined(MODE_WM5102_I2C_EMUL)
#include <linux/i2c-gpio.h>
static struct i2c_gpio_platform_data gpio_i2c_data12 = {
.scl_pin = EXYNOS5410_GPK2(2),
.sda_pin = EXYNOS5410_GPK2(3),
};
struct platform_device s3c_device_i2c12 = {
.name = "i2c-gpio",
.id = 12,
.dev.platform_data = &gpio_i2c_data12,
};
static struct i2c_board_info i2c_devs12_emul[] __initdata = {
{
I2C_BOARD_INFO("wm5102", 0x1a),
.platform_data = &arizona_platform_data,
.irq = IRQ_EINT(21),
},
static void __init smdk5410_drd1_init(void)
{
/* Initialize DRD1 gpio */
if (gpio_request(EXYNOS5410_GPK2(4), "UDRD3_1_OVERCUR_U2")) {
pr_err("failed to request UDRD3_1_OVERCUR_U2\n");
} else {
s3c_gpio_cfgpin(EXYNOS5410_GPK2(4), (0x2 << 16));
s3c_gpio_setpull(EXYNOS5410_GPK2(4), S3C_GPIO_PULL_NONE);
gpio_free(EXYNOS5410_GPK2(4));
}
if (gpio_request(EXYNOS5410_GPK2(5), "UDRD3_1_OVERCUR_U3")) {
pr_err("failed to request UDRD3_1_OVERCUR_U3\n");
} else {
s3c_gpio_cfgpin(EXYNOS5410_GPK2(5), (0x2 << 20));
s3c_gpio_setpull(EXYNOS5410_GPK2(5), S3C_GPIO_PULL_NONE);
gpio_free(EXYNOS5410_GPK2(5));
}
if (gpio_request_one(EXYNOS5410_GPK2(6), GPIOF_OUT_INIT_LOW,
"UDRD3_1_VBUSCTRL_U2")) {
pr_err("failed to request UDRD3_1_VBUSCTRL_U2\n");
} else {
s3c_gpio_setpull(EXYNOS5410_GPK2(6), S3C_GPIO_PULL_NONE);
gpio_free(EXYNOS5410_GPK2(6));
}
if (gpio_request_one(EXYNOS5410_GPK2(7), GPIOF_OUT_INIT_LOW,
"UDRD3_1_VBUSCTRL_U3")) {
pr_err("failed to request UDRD3_1_VBUSCTRL_U3\n");
} else {
s3c_gpio_setpull(EXYNOS5410_GPK2(7), S3C_GPIO_PULL_NONE);
gpio_free(EXYNOS5410_GPK2(7));
}
if (gpio_request_one(SMDK5410_ID1_GPIO, GPIOF_IN, "UDRD3_1_ID")) {
pr_err("failed to request UDRD3_1_ID\n");
smdk5410_drd_pdata.id_irq = -1;
} else {
s3c_gpio_cfgpin(SMDK5410_ID1_GPIO, S3C_GPIO_SFN(0xF));
s3c_gpio_setpull(SMDK5410_ID1_GPIO, S3C_GPIO_PULL_DOWN);
gpio_free(SMDK5410_ID1_GPIO);
smdk5410_drd_pdata.id_irq = gpio_to_irq(SMDK5410_ID1_GPIO);
}
if (gpio_request_one(SMDK5410_VBUS1_GPIO, GPIOF_IN, "UDRD3_1_VBUS")) {
pr_err("failed to request UDRD3_1_VBUS\n");
smdk5410_drd_pdata.vbus_irq = -1;
} else {
s3c_gpio_cfgpin(SMDK5410_VBUS1_GPIO, S3C_GPIO_SFN(0xF));
s3c_gpio_setpull(SMDK5410_VBUS1_GPIO, S3C_GPIO_PULL_NONE);
gpio_free(SMDK5410_VBUS1_GPIO);
smdk5410_drd_pdata.vbus_irq = gpio_to_irq(SMDK5410_VBUS1_GPIO);
}
smdk5410_drd_pdata.quirks = 0;
smdk5410_drd_pdata.quirks |= FORCE_RUN_XHCI;
exynos5_usb3_drd1_set_platdata(&smdk5410_drd_pdata);
}
