On Sat, Sep 18, 2021 at 08:17:54AM +0200, Jan Kiszka wrote: > From: Jan Kiszka <[email protected]> > > Add the DT entry for a watchdog based on RTI1. It requires additional > firmware on the MCU R5F cores to handle the expiry, e.g. > https://github.com/siemens/k3-rti-wdt. As this firmware will also lock > the power domain to protect it against premature shutdown, mark it > shared. > > Aligns us to the kernel's DT in this regard. > > Signed-off-by: Jan Kiszka <[email protected]> > --- > arch/arm/dts/k3-am65-mcu.dtsi | 9 +++++++++ > 1 file changed, 9 insertions(+) > > diff --git a/arch/arm/dts/k3-am65-mcu.dtsi b/arch/arm/dts/k3-am65-mcu.dtsi > index 7454c8cec0..903796bf7d 100644 > --- a/arch/arm/dts/k3-am65-mcu.dtsi > +++ b/arch/arm/dts/k3-am65-mcu.dtsi > @@ -308,4 +308,13 @@ > ti,loczrama = <1>; > }; > }; > + > + mcu_rti1: rti@40610000 { > + compatible = "ti,j7-rti-wdt"; > + reg = <0x0 0x40610000 0x0 0x100>; > + clocks = <&k3_clks 135 0>; > + power-domains = <&k3_pds 135 TI_SCI_PD_SHARED>; > + assigned-clocks = <&k3_clks 135 0>; > + assigned-clock-parents = <&k3_clks 135 4>; > + }; > };
So, in applying https://patchwork.ozlabs.org/project/uboot/patch/[email protected]/ to bring us fully to v5.14 for K3 platforms, this patch is no longer needed, and I'm deferring it. The only difference is the node name is "watchdog@40610000" not "rti@40610000" but should not matter (and doesn't look to from a quick read of the rest of the series. -- Tom
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