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    SubjectRe: [PATCH v2 01/16] drivers: pwm: core: use a single of xlate function
    On Mon, Jan 15, 2018 at 10:41 AM, Claudiu Beznea
    <Claudiu.Beznea@microchip.com> wrote:

    > For this driver, the PWM bindings were changed (I did a grep by "google,cros-ec-pwm"
    > and located only:
    > arch/arm64/boot/dts/rockchip/rk3399-gru-kevin.dts
    > arch/arm64/boot/dts/rockchip/rk3399-gru.dtsi
    > files) and changed the bindings in this series, as follows, patch 7 from this series:
    > diff --git a/arch/arm64/boot/dts/rockchip/rk3399-gru-kevin.dts b/arch/arm64/boot/dts/rockchip/rk3399-gru-kevin.dts
    > index 0384e3121f18..0c790ec387eb 100644
    > --- a/arch/arm64/boot/dts/rockchip/rk3399-gru-kevin.dts
    > +++ b/arch/arm64/boot/dts/rockchip/rk3399-gru-kevin.dts
    > @@ -77,7 +77,7 @@
    >
    > backlight: backlight {
    > compatible = "pwm-backlight";
    > - pwms = <&cros_ec_pwm 1>;
    > + pwms = <&cros_ec_pwm 1 65535>;

    This shows an breakage for user. The old PWM device tree sources or
    binaries should work independently on what changes you did to kernel.

    --
    With Best Regards,
    Andy Shevchenko

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