Re: [PATCH v2 1/2] arm64: dts: ti: k3-j784s4-evm: Mark tps659413 regulators as bootph-all

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On Mon, Sep 16, 2024 at 04:14:43PM GMT, Beleswar Prasad Padhi wrote:
> 
> On 14/09/24 00:27, Andrew Halaney wrote:
> > On Fri, Sep 13, 2024 at 04:27:47PM GMT, Beleswar Prasad Padhi wrote:
> > > Hi Andrew,
> > > 
> > > On 11/09/24 22:49, Andrew Halaney wrote:
> > > > In order for the MCU domain to access this PMIC, a regulator
> > > > needs to be marked appropriately otherwise it is not seen by SPL and
> > > > therefore not configured.
> > > > 
> > > > This is necessary if the MCU domain is to program the TPS6594 MCU ESM
> > > > state machine, which is required to wire up the watchdog in a manner
> > > > that will reset the board.
> > > > 
> > > > Signed-off-by: Andrew Halaney <ahalaney@xxxxxxxxxx>
> > > > ---
> > > >    arch/arm64/boot/dts/ti/k3-j784s4-evm.dts | 8 ++++++++
> > > >    1 file changed, 8 insertions(+)
> > > > 
> > > > diff --git a/arch/arm64/boot/dts/ti/k3-j784s4-evm.dts b/arch/arm64/boot/dts/ti/k3-j784s4-evm.dts
> > > > index 6695ebbcb4d0..6ed628c2884e 100644
> > > > --- a/arch/arm64/boot/dts/ti/k3-j784s4-evm.dts
> > > > +++ b/arch/arm64/boot/dts/ti/k3-j784s4-evm.dts
> > > > @@ -663,6 +663,7 @@ tps659413: pmic@48 {
> > > >    		regulators {
> > > >    			bucka12: buck12 {
> > > > +				bootph-all;
> > > >    				regulator-name = "vdd_ddr_1v1";
> > > >    				regulator-min-microvolt = <1100000>;
> > > >    				regulator-max-microvolt = <1100000>;
> > > 
> > > In my opinion, bootph-all property should come after other standard
> > > properties like regulator-name etc., as it is least important to Linux. Same
> > > comment for other nodes wherever applicable. What is your opinion?
> > > 
> > > 
> > > https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/Documentation/devicetree/bindings/dts-coding-style.rst#n130
> > I think that does align better with the dts-coding-style doc!
> > 
> > Looking at the tree though, the standard currently in the TI folder
> > is to put it first. In my opinion if changing the ordering is desired
> > it should be done in one fell swoop (outside this series). I'd do
> 
> 
> There is a series[0] under review which takes care of this bootph- addition
> and order correction. In that series, looks like bootph- is placed at the
> end of the list of all standard properties. So, it is better if we align
> these patches to follow the same.
> 
> [0]: https://lore.kernel.org/all/20240814-b4-upstream-bootph-all-v4-2-f2b462000f25@xxxxxx/
> 

Ahh, ok. I'll post v3 with things ordered in that fashion!

Thanks,
Andrew





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