| Message ID | 20220608083553.8697-2-tinghan.shen@mediatek.com (mailing list archive) |
|---|---|
| State | Handled Elsewhere |
| Headers | show |
| Series | Add support for MT8195 SCP 2nd core | expand |
On Wed, 08 Jun 2022 16:35:45 +0800, Tinghan Shen wrote: > The MT8195 SCP co-processor is a dual-core RISC-V MCU. > > Add a new property to reference the sibling core and to assign > core id to SCP nodes. Also add a new compatile for the driver of > SCP 2nd core. > > Signed-off-by: Tinghan Shen <tinghan.shen@mediatek.com> > --- > .../devicetree/bindings/remoteproc/mtk,scp.yaml | 13 +++++++++++++ > 1 file changed, 13 insertions(+) > Reviewed-by: Rob Herring <robh@kernel.org>
diff --git a/Documentation/devicetree/bindings/remoteproc/mtk,scp.yaml b/Documentation/devicetree/bindings/remoteproc/mtk,scp.yaml index eec3b9c4c713..4576ff9b1f2d 100644 --- a/Documentation/devicetree/bindings/remoteproc/mtk,scp.yaml +++ b/Documentation/devicetree/bindings/remoteproc/mtk,scp.yaml @@ -20,6 +20,7 @@ properties: - mediatek,mt8186-scp - mediatek,mt8192-scp - mediatek,mt8195-scp + - mediatek,mt8195-scp-dual reg: description: @@ -57,6 +58,17 @@ properties: memory-region: maxItems: 1 + mediatek,scp-core: + $ref: "/schemas/types.yaml#/definitions/phandle-array" + description: + Reference to the sibling SCP core. This is required to + enable support for dual-core SCP. + items: + - items: + - description: Phandle of sibling SCP node. + - description: Core id of this SCP node + enum: [0, 1] + required: - compatible - reg @@ -115,6 +127,7 @@ examples: reg-names = "sram", "cfg", "l1tcm"; clocks = <&infracfg CLK_INFRA_SCPSYS>; clock-names = "main"; + mediatek,scp-core = <&scp_dual 0>; cros_ec { mediatek,rpmsg-name = "cros-ec-rpmsg";
The MT8195 SCP co-processor is a dual-core RISC-V MCU. Add a new property to reference the sibling core and to assign core id to SCP nodes. Also add a new compatile for the driver of SCP 2nd core. Signed-off-by: Tinghan Shen <tinghan.shen@mediatek.com> --- .../devicetree/bindings/remoteproc/mtk,scp.yaml | 13 +++++++++++++ 1 file changed, 13 insertions(+)