Messages in this thread | | | From | Rob Herring <> | Date | Tue, 26 Jun 2018 12:22:54 -0600 | Subject | Re: [PATCH] ARM: dts: pxa: fix the rtc controller |
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On Tue, Jun 26, 2018 at 10:47 AM Robert Jarzmik <robert.jarzmik@free.fr> wrote: > > The RTC controller is fed by an external fixed 32kHz clock. Yet the > driver wants to acquire this clock, even though it doesn't make any use > of it, ie. doesn't get the rate to make calculation. > > Therefore, add the dummy clock in the PXA clock tree to make the driver > happy and working. > > Signed-off-by: Robert Jarzmik <robert.jarzmik@free.fr> > --- > arch/arm/boot/dts/pxa25x.dtsi | 4 ++++ > arch/arm/boot/dts/pxa27x.dtsi | 4 ++++ > 2 files changed, 8 insertions(+) > > diff --git a/arch/arm/boot/dts/pxa25x.dtsi b/arch/arm/boot/dts/pxa25x.dtsi > index 95d59be97213..c6ca07e4626b 100644 > --- a/arch/arm/boot/dts/pxa25x.dtsi > +++ b/arch/arm/boot/dts/pxa25x.dtsi > @@ -80,6 +80,10 @@ > #pwm-cells = <1>; > clocks = <&clks CLK_PWM1>; > }; > + > + rtc@40900000 { > + clocks = <&clks CLK_NONE>;
Don't add fake clocks. Either add a real clock or fix the driver to not require a clock.
Rob
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