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video: renesas-r69328: add power supplies

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Convert enable GPIO into a set of supplies.

Signed-off-by: Svyatoslav Ryhel <clamor95@gmail.com>
This commit is contained in:
Svyatoslav Ryhel 2025-03-04 21:29:01 +02:00
parent 4ecc5d5a39
commit 629290212f
1 changed files with 20 additions and 6 deletions
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26
drivers/video/renesas-r69328.c
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@ -32,9 +32,11 @@
#define R69328_POWER_SET 0xD1
struct renesas_r69328_priv {
struct udevice *vdd;
struct udevice *vddio;
struct udevice *backlight;
struct gpio_desc enable_gpio;
struct gpio_desc reset_gpio;
};
@ -159,10 +161,15 @@ static int renesas_r69328_of_to_plat(struct udevice *dev)
return ret;
}
ret = gpio_request_by_name(dev, "enable-gpios", 0,
&priv->enable_gpio, GPIOD_IS_OUT);
ret = device_get_supply_regulator(dev, "vdd-supply", &priv->vdd);
if (ret) {
log_err("could not decode enable-gpios (%d)\n", ret);
log_err("Cannot get vdd-supply: ret = %d\n", ret);
return ret;
}
ret = device_get_supply_regulator(dev, "vddio-supply", &priv->vddio);
if (ret) {
log_err("Cannot get vddio-supply: ret = %d\n", ret);
return ret;
}
@ -181,14 +188,21 @@ static int renesas_r69328_hw_init(struct udevice *dev)
struct renesas_r69328_priv *priv = dev_get_priv(dev);
int ret;
ret = dm_gpio_set_value(&priv->enable_gpio, 1);
ret = regulator_set_enable_if_allowed(priv->vddio, 1);
if (ret) {
log_debug("%s: error changing enable-gpios (%d)\n",
log_debug("%s: enabling vddio-supply failed (%d)\n",
__func__, ret);
return ret;
}
mdelay(5);
ret = regulator_set_enable_if_allowed(priv->vdd, 1);
if (ret) {
log_debug("%s: enabling vdd-supply failed (%d)\n",
__func__, ret);
return ret;
}
ret = dm_gpio_set_value(&priv->reset_gpio, 1);
if (ret) {
log_debug("%s: error entering reset (%d)\n",