[PATCH 3/3] dts: rockchip: rk3308: Avoid warning for serial probe on prereloc

[Kever Yang]

On 2023/8/3 19:08, Massimo Pegorer wrote:
> Make device tree complete and consistent for pre relocation phase. Some
> nodes are missing, causing warnings to be issued on serial port probing
> during pre relocation phase (uclass_get_device_by_phandle_id fails when
> called by pinctrl_select_state_full: none of these failures is fatal
> nor causing issues). Add to *-u-boot.dtsi all required nodes with the
> 'bootph-some-ram' attribute.
>
> Signed-off-by: Massimo Pegorer <massimo.pegorer+oss at gmail.com>
Reviewed-by: Kever Yang <kever.yang at rock-chips.com>

Thanks,
- Kever
> ---
>   arch/arm/dts/rk3308-rock-pi-s-u-boot.dtsi | 27 +++++++++++++++++++++++
>   1 file changed, 27 insertions(+)
>
> diff --git a/arch/arm/dts/rk3308-rock-pi-s-u-boot.dtsi b/arch/arm/dts/rk3308-rock-pi-s-u-boot.dtsi
> index 61415559b7..d88dee8057 100644
> --- a/arch/arm/dts/rk3308-rock-pi-s-u-boot.dtsi
> +++ b/arch/arm/dts/rk3308-rock-pi-s-u-boot.dtsi
> @@ -13,3 +13,30 @@
>   &uart0 {
>   	bootph-all;
>   };
> +
> +&pinctrl {
> +	bootph-some-ram;
> +
> +	uart0 {
> +		bootph-some-ram;
> +	};
> +	rtc {
> +		bootph-some-ram;
> +	};
> +};
> +
> +&uart0_xfer {
> +	bootph-some-ram;
> +};
> +
> +&uart0_cts {
> +	bootph-some-ram;
> +};
> +
> +&uart0_rts {
> +	bootph-some-ram;
> +};
> +
> +&rtc_32k {
> +	bootph-some-ram;
> +};