[PATCH 1/8] rockchip: rk3528-generic: Fix boot after dts/upstream v6.16-dts merge
Kever Yang
kever.yang at rock-chips.com
Sat Aug 30 17:23:43 CEST 2025
On 2025/7/31 07:52, Jonas Karlman wrote:
> The rk3528-generic target can no longer boot after v6.16-dts was merged
> into dts/upstream, and instead end up in a boot loop:
>
> No serial driver found
> resetting ...
>
> After Linux commit 34d2730fbbdd ("arm64: dts: rockchip: move rk3528
> i2c+uart aliases to board files") there is no longer an alias for
> serial0 defined for the U-Boot only rk3528-generic device tree.
>
> Add a board specific aliases node that include the missing serial0 alias
> to resolve the boot issue and ensure that stdout-path = "serial0:..."
> can be resolved by U-Boot.
>
> Signed-off-by: Jonas Karlman <jonas at kwiboo.se>
Reviewed-by: Kever Yang <kever.yang at rock-chips.com>
Thanks,
- Kever
> ---
> arch/arm/dts/rk3528-generic.dts | 5 +++++
> 1 file changed, 5 insertions(+)
>
> diff --git a/arch/arm/dts/rk3528-generic.dts b/arch/arm/dts/rk3528-generic.dts
> index 3f6f0bed108d..fe9e72c41cd7 100644
> --- a/arch/arm/dts/rk3528-generic.dts
> +++ b/arch/arm/dts/rk3528-generic.dts
> @@ -10,6 +10,11 @@
> model = "Generic RK3528";
> compatible = "rockchip,rk3528";
>
> + aliases {
> + mmc0 = &sdhci;
> + serial0 = &uart0;
> + };
> +
> chosen {
> stdout-path = "serial0:1500000n8";
> };
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