Re: [PATCH v7 3/3] arm64: dts: reset: add microchip sparx5 switch reset driver
From: Rob Herring <robh@kernel.org>
Date: 2021-03-08 20:00:22
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linux-devicetree, lkml
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"?
quoted hunk ↗ jump to hunk
Signed-off-by: Steen Hegelund <steen.hegelund@microchip.com> --- 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
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