static int veyron_init(void)
{
struct udevice *dev;
struct clk clk;
int ret;
ret = regulator_get_by_platname("vdd_arm", &dev);
if (ret)
return ret;
/* Slowly raise to max CPU voltage to prevent overshoot */
ret = regulator_set_value(dev, 1200000);
if (ret)
return ret;
udelay(175); /* Must wait for voltage to stabilize, 2mV/us */
ret = regulator_set_value(dev, 1400000);
if (ret)
return ret;
udelay(100); /* Must wait for voltage to stabilize, 2mV/us */
ret = rockchip_get_clk(&clk.dev);
if (ret)
return ret;
clk.id = PLL_APLL;
ret = clk_set_rate(&clk, 1800000000);
if (IS_ERR_VALUE(ret))
return ret;
return 0;
}
int board_usb_init(int index, enum usb_init_type init)
{
#ifdef CONFIG_CMD_USB
struct udevice *dev;
int ret;
/* Set Ref freq 0 => 24MHz, 1 => 26MHz*/
/* Odroid Us have it at 24MHz, Odroid Xs at 26MHz */
if (gd->board_type == ODROID_TYPE_U3)
gpio_direction_output(EXYNOS4X12_GPIO_X30, 0);
else
gpio_direction_output(EXYNOS4X12_GPIO_X30, 1);
/* Disconnect, Reset, Connect */
gpio_direction_output(EXYNOS4X12_GPIO_X34, 0);
gpio_direction_output(EXYNOS4X12_GPIO_X35, 0);
gpio_direction_output(EXYNOS4X12_GPIO_X35, 1);
gpio_direction_output(EXYNOS4X12_GPIO_X34, 1);
/* Power off and on BUCK8 for LAN9730 */
debug("LAN9730 - Turning power buck 8 OFF and ON.\n");
ret = regulator_get_by_platname("VCC_P3V3_2.85V", &dev);
if (ret) {
error("Regulator get error: %d", ret);
return ret;
}
ret = regulator_set_enable(dev, true);
if (ret) {
error("Regulator %s enable setting error: %d", dev->name, ret);
return ret;
}
ret = regulator_set_value(dev, 750000);
if (ret) {
error("Regulator %s value setting error: %d", dev->name, ret);
return ret;
}
ret = regulator_set_value(dev, 3300000);
if (ret) {
error("Regulator %s value setting error: %d", dev->name, ret);
return ret;
}
#endif
debug("USB_udc_probe\n");
return s3c_udc_probe(&s5pc210_otg_data);
}
static int veyron_init(void)
{
struct udevice *dev;
struct clk clk;
int ret;
ret = regulator_get_by_platname("vdd_arm", &dev);
if (ret) {
debug("Cannot set regulator name\n");
return ret;
}
/* Slowly raise to max CPU voltage to prevent overshoot */
ret = regulator_set_value(dev, 1200000);
if (ret)
return ret;
udelay(175); /* Must wait for voltage to stabilize, 2mV/us */
ret = regulator_set_value(dev, 1400000);
if (ret)
return ret;
udelay(100); /* Must wait for voltage to stabilize, 2mV/us */
ret = rockchip_get_clk(&clk.dev);
if (ret)
return ret;
clk.id = PLL_APLL;
ret = clk_set_rate(&clk, 1800000000);
if (IS_ERR_VALUE(ret))
return ret;
ret = regulator_get_by_platname("vcc33_sd", &dev);
if (ret) {
debug("Cannot get regulator name\n");
return ret;
}
ret = regulator_set_value(dev, 3300000);
if (ret)
return ret;
ret = regulators_enable_boot_on(false);
if (ret) {
debug("%s: Cannot enable boot on regulators\n", __func__);
return ret;
}
return 0;
}
static int exynos_set_regulator(const char *name, uint uv)
{
struct udevice *dev;
int ret;
ret = regulator_get_by_platname(name, &dev);
if (ret) {
debug("%s: Cannot find regulator %s\n", __func__, name);
return ret;
}
ret = regulator_set_value(dev, uv);
if (ret) {
debug("%s: Cannot set regulator %s\n", __func__, name);
return ret;
}
return 0;
}
/* Test regulator set and get Voltage method */
static int dm_test_power_regulator_set_get_voltage(struct unit_test_state *uts)
{
struct dm_regulator_uclass_platdata *uc_pdata;
struct udevice *dev;
const char *platname;
int val_set, val_get;
/* Set and get Voltage of BUCK1 - set to 'min' constraint */
platname = regulator_names[BUCK1][PLATNAME];
ut_assertok(regulator_get_by_platname(platname, &dev));
uc_pdata = dev_get_uclass_platdata(dev);
ut_assert(uc_pdata);
val_set = uc_pdata->min_uV;
ut_assertok(regulator_set_value(dev, val_set));
val_get = regulator_get_value(dev);
ut_assert(val_get >= 0);
ut_asserteq(val_set, val_get);
return 0;
}
