Re: [PATCH 2/3] arm64: dts: ti: k3-j784s4-mcu-wakeup: Add bootph-pre-ram property for SPL nodes

[Apurva Nandan]

On 07/08/23 10:01, Kumar, Udit wrote:
> Hi Apurva
>
> On 8/6/2023 10:18 PM, Apurva Nandan wrote:
> > Add bootph-pre-ram property for all the nodes used in SPL stage,
> > for syncing it later to u-boot j784s4 dts.
> >
> > Signed-off-by: Apurva Nandan <a-nandan@xxxxxx>
> > ---
> >   arch/arm64/boot/dts/ti/k3-j784s4-mcu-wakeup.dtsi | 9 +++++++++
> >   1 file changed, 9 insertions(+)
> >
> > diff --git a/arch/arm64/boot/dts/ti/k3-j784s4-mcu-wakeup.dtsi 
> > b/arch/arm64/boot/dts/ti/k3-j784s4-mcu-wakeup.dtsi
> > index 740ee794d7b9..57bf0261c343 100644
> > --- a/arch/arm64/boot/dts/ti/k3-j784s4-mcu-wakeup.dtsi
> > +++ b/arch/arm64/boot/dts/ti/k3-j784s4-mcu-wakeup.dtsi
> > @@ -6,7 +6,9 @@
> >    */
> >     &cbass_mcu_wakeup {
> > +    bootph-pre-ram;
> >       sms: system-controller@44083000 {
> > +        bootph-pre-ram;
> >           compatible = "ti,k2g-sci";
> >           ti,host-id = <12>;
> >   @@ -19,22 +21,26 @@ sms: system-controller@44083000 {
> >           reg = <0x00 0x44083000 0x00 0x1000>;
> >             k3_pds: power-controller {
> > +            bootph-pre-ram;
> >               compatible = "ti,sci-pm-domain";
> >               #power-domain-cells = <2>;
> >           };
> >             k3_clks: clock-controller {
> > +            bootph-pre-ram;
> >               compatible = "ti,k2g-sci-clk";
> >               #clock-cells = <2>;
> >           };
> >             k3_reset: reset-controller {
> > +            bootph-pre-ram;
> >               compatible = "ti,sci-reset";
> >               #reset-cells = <2>;
> >           };
> >       };
> >         chipid@43000014 {
> > +        bootph-pre-ram;
> >           compatible = "ti,am654-chipid";
> >           reg = <0x00 0x43000014 0x00 0x4>;
> >       };
> > @@ -442,6 +448,7 @@ mcu_spi2: spi@40320000 {
> >       };
>
>
> mcu_timer0: timer@40400000 should be part of your list.
Maybe you are referring to mcu_timer1. mcu_timer1 will be a part of 
u-boot.dtsi as we need to edit
the node for removing k3_clks and power-domains properties from it. So 
we should add bootph-pre-ram
there itself in uboot.dtsi as the node will be already there.
> >         mcu_navss: bus@28380000 {
> > +        bootph-pre-ram;
> >           compatible = "simple-bus";
> >           #address-cells = <2>;
> >           #size-cells = <2>;
> > @@ -451,6 +458,7 @@ mcu_navss: bus@28380000 {
> >           dma-ranges;
> >             mcu_ringacc: ringacc@2b800000 {
> > +            bootph-pre-ram;
> >               compatible = "ti,am654-navss-ringacc";
> >               reg = <0x00 0x2b800000 0x00 0x400000>,
> >                     <0x00 0x2b000000 0x00 0x400000>,
> > @@ -465,6 +473,7 @@ mcu_ringacc: ringacc@2b800000 {
> >           };
> >             mcu_udmap: dma-controller@285c0000 {
> > +            bootph-pre-ram;
> >               compatible = "ti,j721e-navss-mcu-udmap";
> >               reg = <0x00 0x285c0000 0x00 0x100>,
> >                     <0x00 0x2a800000 0x00 0x40000>,