Hi Manivannan, On Wed, Nov 14, 2018 at 04:09:35PM +0530, Manivannan Sadhasivam wrote: > Commit "4adb0a0432f4 media: ov5645: Supported external clock is 24MHz" > modified the external clock frequency to be 24MHz instead of the > 23.88MHz in driver. Hence, make the same change in corresponding bindings > doc and mention the acceptable tolerance. > > Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@xxxxxxxxxx> > --- > Documentation/devicetree/bindings/media/i2c/ov5645.txt | 5 +++-- > 1 file changed, 3 insertions(+), 2 deletions(-) > > diff --git a/Documentation/devicetree/bindings/media/i2c/ov5645.txt b/Documentation/devicetree/bindings/media/i2c/ov5645.txt > index fd7aec9f8e24..b155583469a4 100644 > --- a/Documentation/devicetree/bindings/media/i2c/ov5645.txt > +++ b/Documentation/devicetree/bindings/media/i2c/ov5645.txt > @@ -8,7 +8,8 @@ Required Properties: > - compatible: Value should be "ovti,ov5645". > - clocks: Reference to the xclk clock. > - clock-names: Should be "xclk". > -- clock-frequency: Frequency of the xclk clock. > +- clock-frequency: Frequency of the xclk clock. Should be 24MHz with 1% > + acceptable tolerance. DT bindings are for documenting the hardware, not the driver implementation. The sensor supports a range AFAIU, not a specific frequency. The bit below seems good. > - enable-gpios: Chip enable GPIO. Polarity is GPIO_ACTIVE_HIGH. This corresponds > to the hardware pin PWDNB which is physically active low. > - reset-gpios: Chip reset GPIO. Polarity is GPIO_ACTIVE_LOW. This corresponds to > @@ -37,7 +38,7 @@ Example: > > clocks = <&clks 200>; > clock-names = "xclk"; > - clock-frequency = <23880000>; > + clock-frequency = <24000000>; > > vdddo-supply = <&camera_dovdd_1v8>; > vdda-supply = <&camera_avdd_2v8>; > -- > 2.17.1 > -- Sakari Ailus e-mail: sakari.ailus@xxxxxx