[PATCH 2/2] Input: goodix-berlin - fix vddio regulator references

Luca Weiss
2025-01-03T09:21:45Z

As per dt-bindings the property is called vddio-supply, so use the
correct name in the driver instead of iovdd. The datasheet also calls
the supply 'VDDIO'.

Fixes: 44362279bdd4 ("Input: add core support for Goodix Berlin Touchscreen IC")
Cc: stable@vger.kernel.org
Signed-off-by: Luca Weiss <luca.weiss@fairphone.com>
---
drivers/input/touchscreen/goodix_berlin_core.c | 24 ++++++++++++------------
1 file changed, 12 insertions(+), 12 deletions(-)

diff --git a/drivers/input/touchscreen/goodix_berlin_core.c b/drivers/input/touchscreen/goodix_berlin_core.c
index e273fb8edc6b92bcbad0fd35223a841d7da7d671..7f8cfdd106fae03a6b197582bca4eb61f80182c6 100644
--- a/drivers/input/touchscreen/goodix_berlin_core.c
+++ b/drivers/input/touchscreen/goodix_berlin_core.c
@@ -165,7 +165,7 @@ struct goodix_berlin_core {
struct device *dev;
struct regmap *regmap;
struct regulator *avdd;
- struct regulator *iovdd;
+ struct regulator *vddio;
struct gpio_desc *reset_gpio;
struct touchscreen_properties props;
struct goodix_berlin_fw_version fw_version;
@@ -248,19 +248,19 @@ static int goodix_berlin_power_on(struct goodix_berlin_core *cd)
{
int error;

- error = regulator_enable(cd->iovdd);
+ error = regulator_enable(cd->vddio);
if (error) {
- dev_err(cd->dev, "Failed to enable iovdd: %d\n", error);
+ dev_err(cd->dev, "Failed to enable vddio: %d\n", error);
return error;
}

- /* Vendor waits 3ms for IOVDD to settle */
+ /* Vendor waits 3ms for VDDIO to settle */
usleep_range(3000, 3100);

error = regulator_enable(cd->avdd);
if (error) {
dev_err(cd->dev, "Failed to enable avdd: %d\n", error);
- goto err_iovdd_disable;
+ goto err_vddio_disable;
}

/* Vendor waits 15ms for AVDD to settle */
@@ -283,8 +283,8 @@ static int goodix_berlin_power_on(struct goodix_berlin_core *cd)
err_dev_reset:
gpiod_set_value_cansleep(cd->reset_gpio, 1);
regulator_disable(cd->avdd);
-err_iovdd_disable:
- regulator_disable(cd->iovdd);
+err_vddio_disable:
+ regulator_disable(cd->vddio);
return error;
}

@@ -292,7 +292,7 @@ static void goodix_berlin_power_off(struct goodix_berlin_core *cd)
{
gpiod_set_value_cansleep(cd->reset_gpio, 1);
regulator_disable(cd->avdd);
- regulator_disable(cd->iovdd);
+ regulator_disable(cd->vddio);
}

static int goodix_berlin_read_version(struct goodix_berlin_core *cd)
@@ -744,10 +744,10 @@ int goodix_berlin_probe(struct device *dev, int irq, const struct input_id *id,
return dev_err_probe(dev, PTR_ERR(cd->avdd),
"Failed to request avdd regulator\n");

- cd->iovdd = devm_regulator_get(dev, "iovdd");
- if (IS_ERR(cd->iovdd))
- return dev_err_probe(dev, PTR_ERR(cd->iovdd),
- "Failed to request iovdd regulator\n");
+ cd->vddio = devm_regulator_get(dev, "vddio");
+ if (IS_ERR(cd->vddio))
+ return dev_err_probe(dev, PTR_ERR(cd->vddio),
+ "Failed to request vddio regulator\n");

error = goodix_berlin_power_on(cd);
if (error) {

--
2.47.1