RE: [PATCH 5/5] arm: dts: ls1021a: fix rcpm failed to claim resource

From: Leo Li
Date: Mon Sep 21 2020 - 17:57:38 EST




> -----Original Message-----
> From: Ran Wang <ran.wang_1@xxxxxxx>
> Sent: Wednesday, September 16, 2020 3:19 AM
> To: Leo Li <leoyang.li@xxxxxxx>; Rob Herring <robh+dt@xxxxxxxxxx>;
> Shawn Guo <shawnguo@xxxxxxxxxx>
> Cc: linuxppc-dev@xxxxxxxxxxxxxxxx; linux-arm-kernel@xxxxxxxxxxxxxxxxxxx;
> devicetree@xxxxxxxxxxxxxxx; linux-kernel@xxxxxxxxxxxxxxx; Ran Wang
> <ran.wang_1@xxxxxxx>
> Subject: [PATCH 5/5] arm: dts: ls1021a: fix rcpm failed to claim resource
>
> The range of dcfg reg is wrong, which overlap with other device, such as rcpm.
> This issue causing rcpm driver failed to claim reg resource when calling
> devm_ioremap_resource().
>
> Signed-off-by: Ran Wang <ran.wang_1@xxxxxxx>

Acked-by: Li Yang <leoyang.li@xxxxxxx>

> ---
> arch/arm/boot/dts/ls1021a.dtsi | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/arm/boot/dts/ls1021a.dtsi b/arch/arm/boot/dts/ls1021a.dtsi
> index e372630f..286c547 100644
> --- a/arch/arm/boot/dts/ls1021a.dtsi
> +++ b/arch/arm/boot/dts/ls1021a.dtsi
> @@ -173,7 +173,7 @@
>
> dcfg: dcfg@1ee0000 {
> compatible = "fsl,ls1021a-dcfg", "syscon";
> - reg = <0x0 0x1ee0000 0x0 0x10000>;
> + reg = <0x0 0x1ee0000 0x0 0x1000>;
> big-endian;
> };
>
> --
> 2.7.4