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media: i2c: max96712: add poc_en gpio conctrol for remote camera power suppply.

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1. poc_en gpio control remote camera 12V power supply: active high.
2. max96712_V11 board need to control poc_en for remote camera power supply.

Signed-off-by: Cai Wenzhong <cwz@rock-chips.com>
Change-Id: Ica5c446ce85877efd18ccca7180a8b18da609297
This commit is contained in:
Cai Wenzhong
2023-06-01 15:09:21 +08:00
committed by Tao Huang
parent 13639746fa
commit b41e989448
1 changed files with 13 additions and 0 deletions
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13
drivers/media/i2c/max96712.c
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@@ -129,6 +129,7 @@ struct max96712 {
struct gpio_desc *power_gpio;
struct gpio_desc *reset_gpio;
struct gpio_desc *pwdn_gpio;
struct gpio_desc *pocen_gpio;
struct gpio_desc *lock_gpio;
struct regulator_bulk_data supplies[MAX96712_NUM_SUPPLIES];
@@ -1334,6 +1335,11 @@ static int __max96712_power_on(struct max96712 *max96712)
usleep_range(5000, 10000);
}
if (!IS_ERR(max96712->pocen_gpio)) {
gpiod_set_value_cansleep(max96712->pocen_gpio, 1);
usleep_range(5000, 10000);
}
if (!IS_ERR_OR_NULL(max96712->pins_default)) {
ret = pinctrl_select_state(max96712->pinctrl,
max96712->pins_default);
@@ -1390,6 +1396,9 @@ static void __max96712_power_off(struct max96712 *max96712)
regulator_bulk_disable(MAX96712_NUM_SUPPLIES, max96712->supplies);
if (!IS_ERR(max96712->pocen_gpio))
gpiod_set_value_cansleep(max96712->pocen_gpio, 0);
if (!IS_ERR(max96712->power_gpio))
gpiod_set_value_cansleep(max96712->power_gpio, 0);
}
@@ -1724,6 +1733,10 @@ static int max96712_probe(struct i2c_client *client,
if (IS_ERR(max96712->pwdn_gpio))
dev_warn(dev, "Failed to get pwdn-gpios\n");
max96712->pocen_gpio = devm_gpiod_get(dev, "pocen", GPIOD_OUT_LOW);
if (IS_ERR(max96712->pocen_gpio))
dev_warn(dev, "Failed to get pocen-gpios\n");
max96712->lock_gpio = devm_gpiod_get(dev, "lock", GPIOD_IN);
if (IS_ERR(max96712->lock_gpio))
dev_warn(dev, "Failed to get lock-gpios\n");