RE: [PATCH v2] arm64: dts: ls1028a: fix reboot node

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> -----Original Message-----
> From: Michael Walle <michael@xxxxxxxx>
> Sent: Monday, December 9, 2019 12:47 PM
> To: linux-arm-kernel@xxxxxxxxxxxxxxxxxxx; devicetree@xxxxxxxxxxxxxxx; linux-
> kernel@xxxxxxxxxxxxxxx
> Cc: Shawn Guo <shawnguo@xxxxxxxxxx>; Leo Li <leoyang.li@xxxxxxx>; Rob
> Herring <robh+dt@xxxxxxxxxx>; Mark Rutland <mark.rutland@xxxxxxx>;
> Michael Walle <michael@xxxxxxxx>
> Subject: [PATCH v2] arm64: dts: ls1028a: fix reboot node
> 
> The reboot register isn't located inside the DCFG controller, but in its own RST
> controller. Fix it.
> 
> Fixes: 8897f3255c9c ("arm64: dts: Add support for NXP LS1028A SoC")
> Signed-off-by: Michael Walle <michael@xxxxxxxx>

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

> ---
> 
> changes since v1:
>  - add fixes tag
>  - remove "ls1028a-rst" compatible string, because there is no actual
>    driver for it. It just use the syscon driver.
> 
>  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 8b28fda2ca20..7825550b7cef 100644
> --- a/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi
> +++ b/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi
> @@ -88,7 +88,7 @@
> 
>  	reboot {
>  		compatible ="syscon-reboot";
> -		regmap = <&dcfg>;
> +		regmap = <&rst>;
>  		offset = <0xb0>;
>  		mask = <0x02>;
>  	};
> @@ -178,6 +178,12 @@
>  			little-endian;
>  		};
> 
> +		rst: syscon@1e60000 {
> +			compatible = "syscon";
> +			reg = <0x0 0x1e60000 0x0 0x10000>;
> +			little-endian;
> +		};
> +
>  		scfg: syscon@1fc0000 {
>  			compatible = "fsl,ls1028a-scfg", "syscon";
>  			reg = <0x0 0x1fc0000 0x0 0x10000>;
> --
> 2.20.1





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