[PATCH] arm: rpi: Device tree modifications for U-Boot
Lucas Stach
dev at lynxeye.de
Tue Aug 11 10:05:01 PDT 2015
Hi Simon,
why did you send this to the Tegra ML?
Am Dienstag, den 11.08.2015, 08:25 -0600 schrieb Simon Glass:
> This updates the device tree from the kernel version to something suitable
> for U-Boot:
>
> - Add stdout-path alias for console
> - Mark the /soc node to be available pre-relocation so that the early
> serial console works (we need the 'ranges' property to be available)
>
> Signed-off-by: Simon Glass <sjg at chromium.org>
> ---
>
> arch/arm/boot/dts/bcm2835.dtsi | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/arch/arm/boot/dts/bcm2835.dtsi b/arch/arm/boot/dts/bcm2835.dtsi
> index 301c73f..bd6bff6 100644
> --- a/arch/arm/boot/dts/bcm2835.dtsi
> +++ b/arch/arm/boot/dts/bcm2835.dtsi
> @@ -8,6 +8,7 @@
>
> chosen {
> bootargs = "earlyprintk console=ttyAMA0";
> + stdout-path = &uart;
> };
>
> soc {
> @@ -16,6 +17,7 @@
> #size-cells = <1>;
> ranges = <0x7e000000 0x20000000 0x02000000>;
> dma-ranges = <0x40000000 0x00000000 0x20000000>;
> + u-boot,dm-pre-reloc;
Why do you need this and why should upstream carry your favourite
bootloaders configuration? This is in no way hardware description.
Regards,
Lucas
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