regulator: fixed: Add support to handle enable-active-high DT property
Add support to handle enable-active-high DT property. This property is
used to drive the gpio controlling fixed regulator as active high when
claiming gpio line.
Signed-off-by: Vignesh R <vigneshr@ti.com>
Acked-by: Simon Glass <sjg@chromium.org>
diff --git a/drivers/power/regulator/fixed.c b/drivers/power/regulator/fixed.c
index 62dc47f..3d2d908 100644
--- a/drivers/power/regulator/fixed.c
+++ b/drivers/power/regulator/fixed.c
@@ -27,6 +27,8 @@
struct dm_regulator_uclass_platdata *uc_pdata;
struct fixed_regulator_platdata *dev_pdata;
struct gpio_desc *gpio;
+ const void *blob = gd->fdt_blob;
+ int node = dev->of_offset, flags = GPIOD_IS_OUT;
int ret;
dev_pdata = dev_get_platdata(dev);
@@ -37,9 +39,12 @@
/* Set type to fixed */
uc_pdata->type = REGULATOR_TYPE_FIXED;
+ if (fdtdec_get_bool(blob, node, "enable-active-high"))
+ flags |= GPIOD_IS_OUT_ACTIVE;
+
/* Get fixed regulator optional enable GPIO desc */
gpio = &dev_pdata->gpio;
- ret = gpio_request_by_name(dev, "gpio", 0, gpio, GPIOD_IS_OUT);
+ ret = gpio_request_by_name(dev, "gpio", 0, gpio, flags);
if (ret) {
debug("Fixed regulator optional enable GPIO - not found! Error: %d\n",
ret);