target/linux/bcm27xx/patches-6.1/950-0525-media-dt-bindings-Add-regulator-to-dw9807-vcm.patch

   1 From d2b7bb49d170cecb5c4f3e8df19b7b2a2891e4ce Mon Sep 17 00:00:00 2001
   2 From: Dave Stevenson <dave.stevenson@raspberrypi.com>
   3 Date: Tue, 3 Jan 2023 16:41:08 +0000
   4 Subject: [PATCH] media: dt-bindings: Add regulator to dw9807-vcm
   5
   6 The VCM driver will often be controlled via a regulator,
   7 therefore add in the relevant DT hooks.
   8
   9 Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.com>
  10 ---
  11  .../devicetree/bindings/media/i2c/dongwoon,dw9807-vcm.yaml    | 4 ++++
  12  drivers/media/i2c/dw9807-vcm.c                                | 4 ++++
  13  2 files changed, 8 insertions(+)
  14
  15 --- a/Documentation/devicetree/bindings/media/i2c/dongwoon,dw9807-vcm.yaml
  16 +++ b/Documentation/devicetree/bindings/media/i2c/dongwoon,dw9807-vcm.yaml
  17 @@ -27,6 +27,10 @@ properties:
  18    reg:
  19      maxItems: 1
  20
  21 +  VDD-supply:
  22 +    description:
  23 +      Definition of the regulator used as VDD power supply to the driver.
  24 +
  25  required:
  26    - compatible
  27    - reg
  28 --- a/drivers/media/i2c/dw9807-vcm.c
  29 +++ b/drivers/media/i2c/dw9807-vcm.c
  30 @@ -301,6 +301,10 @@ static void dw9807_remove(struct i2c_cli
  31         struct v4l2_subdev *sd = i2c_get_clientdata(client);
  32         struct dw9807_device *dw9807_dev = sd_to_dw9807_vcm(sd);
  33
  34 +       if (dw9807_dev->vdd)
  35 +               regulator_unregister_notifier(dw9807_dev->vdd,
  36 +                                             &dw9807_dev->notifier);
  37 +
  38         pm_runtime_disable(&client->dev);
  39
  40         dw9807_subdev_cleanup(dw9807_dev);