Re: [PATCH] arm64: dts: ls1028a: fix reboot node

Shawn Guo
2019-12-09T03:47:50Z

On Sat, Nov 23, 2019 at 01:07:09AM +0100, Michael Walle wrote:
> The reboot register isn't located inside the DCFG controller, but in its
> own RST controller. Fix it.
>
> Signed-off-by: Michael Walle <michael@walle.cc>
> ---
> arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi | 8 +++++++-
> 1 file changed, 7 insertions(+), 1 deletion(-)
>
> diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi b/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi
> index 72b9a75976a1..dc75534a4754 100644
> --- a/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi
> +++ b/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi
> @@ -102,7 +102,7 @@
>
> reboot {
> compatible ="syscon-reboot";
> - regmap = <&dcfg>;
> + regmap = <&rst>;
> offset = <0xb0>;
> mask = <0x02>;
> };
> @@ -161,6 +161,12 @@
> big-endian;
> };
>
> + rst: syscon@1e60000 {
> + compatible = "fsl,ls1028a-rst", "syscon";

Compatible "fsl,ls1028a-rst" seems undocumented?

Shawn

> + reg = <0x0 0x1e60000 0x0 0x10000>;
> + little-endian;
> + };
> +
> scfg: syscon@1fc0000 {
> compatible = "fsl,ls1028a-scfg", "syscon";
> reg = <0x0 0x1fc0000 0x0 0x10000>;
> --
> 2.20.1
>