Hello Chris,
On 18.10.23 17:33, Chris Morgan wrote:
> From: Chris Morgan <macromorgan@xxxxxxxxxxx>
>
> The Powkiddy RGB30 has no onboard UART header, so remove the reference
> to it in the device tree. This was left on by mistake in the initial
> commit.
Do you know if the UART is perhaps available over testpoints?
If yes, having a DT-overlay upstream enabling it along with documentation could be useful.
If not, how do you do low-level debugging on the RBG30 in absence of the serial console?
Thanks,
Ahmad
>
> Signed-off-by: Chris Morgan <macromorgan@xxxxxxxxxxx>
> ---
> arch/arm64/boot/dts/rockchip/rk3566-powkiddy-rgb30.dts | 9 +++++++++
> 1 file changed, 9 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/rockchip/rk3566-powkiddy-rgb30.dts b/arch/arm64/boot/dts/rockchip/rk3566-powkiddy-rgb30.dts
> index 3ebc21608213..1ead3c5c24b3 100644
> --- a/arch/arm64/boot/dts/rockchip/rk3566-powkiddy-rgb30.dts
> +++ b/arch/arm64/boot/dts/rockchip/rk3566-powkiddy-rgb30.dts
> @@ -64,6 +64,10 @@ simple-audio-card,cpu {
>
> /delete-node/ &adc_keys;
>
> +&chosen {
> + /delete-property/ stdout-path;
> +};
> +
> &cru {
> assigned-clocks = <&pmucru CLK_RTC_32K>, <&cru PLL_GPLL>,
> <&pmucru PLL_PPLL>, <&cru PLL_VPLL>;
> @@ -149,4 +153,9 @@ rk817_charger: charger {
> };
> };
>
> +/* There is no UART header visible on the board for this device. */
> +&uart2 {
> + status = "disabled";
> +};
> +
> /delete-node/ &vibrator;
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