On Wed, Mar 03, 2021 at 09:11:58AM +0100, Steen Hegelund wrote:
> This provides reset driver support for the Microchip Sparx5 PCB134 and
> PCB135 reference boards.
This still looks like an incompatible change with no explanation.
What happens on an old kernel that expects "microchip,sparx5-chip-reset"
and doesn't understand "microchip,sparx5-switch-reset"?
>
> Signed-off-by: Steen Hegelund <steen.hegelund@xxxxxxxxxxxxx>
> ---
> arch/arm64/boot/dts/microchip/sparx5.dtsi | 7 +++++--
> 1 file changed, 5 insertions(+), 2 deletions(-)
>
> diff --git a/arch/arm64/boot/dts/microchip/sparx5.dtsi b/arch/arm64/boot/dts/microchip/sparx5.dtsi
> index 380281f312d8..dc3ada5cf9fc 100644
> --- a/arch/arm64/boot/dts/microchip/sparx5.dtsi
> +++ b/arch/arm64/boot/dts/microchip/sparx5.dtsi
> @@ -132,9 +132,12 @@ mux: mux-controller {
> };
> };
>
> - reset@611010008 {
> - compatible = "microchip,sparx5-chip-reset";
> + reset: reset-controller@611010008 {
> + compatible = "microchip,sparx5-switch-reset";
> reg = <0x6 0x11010008 0x4>;
> + reg-names = "gcb";
> + #reset-cells = <1>;
> + cpu-syscon = <&cpu_ctrl>;
> };
>
> uart0: serial@600100000 {
> --
> 2.30.1
>
