[PATCH v21 4/4] arm64: dts: mt8183: add scp node
Matthias Brugger
matthias.bgg at gmail.com
Thu Sep 10 06:51:45 EDT 2020
On 12/11/2019 12:03, Pi-Hsun Shih wrote:
> From: Eddie Huang <eddie.huang at mediatek.com>
>
> Add scp node to mt8183 and mt8183-evb
>
> Signed-off-by: Erin Lo <erin.lo at mediatek.com>
> Signed-off-by: Pi-Hsun Shih <pihsun at chromium.org>
> Signed-off-by: Eddie Huang <eddie.huang at mediatek.com>
Applied again to v5.9-next/dts64
Thanks!
> ---
> Changes from v20 ... v14:
> - No change.
>
> Changes from v13:
> - Change the size of the cfg register region.
>
> Changes from v12 ... v10:
> - No change.
>
> Changes from v9:
> - Remove extra reserve-memory-vpu_share node.
>
> Changes from v8:
> - New patch.
> ---
> arch/arm64/boot/dts/mediatek/mt8183-evb.dts | 11 +++++++++++
> arch/arm64/boot/dts/mediatek/mt8183.dtsi | 12 ++++++++++++
> 2 files changed, 23 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/mediatek/mt8183-evb.dts b/arch/arm64/boot/dts/mediatek/mt8183-evb.dts
> index 1fb195c683c3..ddb7a7ac9655 100644
> --- a/arch/arm64/boot/dts/mediatek/mt8183-evb.dts
> +++ b/arch/arm64/boot/dts/mediatek/mt8183-evb.dts
> @@ -24,6 +24,17 @@ memory at 40000000 {
> chosen {
> stdout-path = "serial0:921600n8";
> };
> +
> + reserved-memory {
> + #address-cells = <2>;
> + #size-cells = <2>;
> + ranges;
> + scp_mem_reserved: scp_mem_region {
> + compatible = "shared-dma-pool";
> + reg = <0 0x50000000 0 0x2900000>;
> + no-map;
> + };
> + };
> };
>
> &auxadc {
> diff --git a/arch/arm64/boot/dts/mediatek/mt8183.dtsi b/arch/arm64/boot/dts/mediatek/mt8183.dtsi
> index 10b32471bc7b..e582f5e6691d 100644
> --- a/arch/arm64/boot/dts/mediatek/mt8183.dtsi
> +++ b/arch/arm64/boot/dts/mediatek/mt8183.dtsi
> @@ -269,6 +269,18 @@ pwrap: pwrap at 1000d000 {
> clock-names = "spi", "wrap";
> };
>
> + scp: scp at 10500000 {
> + compatible = "mediatek,mt8183-scp";
> + reg = <0 0x10500000 0 0x80000>,
> + <0 0x105c0000 0 0x19080>;
> + reg-names = "sram", "cfg";
> + interrupts = <GIC_SPI 174 IRQ_TYPE_LEVEL_HIGH>;
> + clocks = <&infracfg CLK_INFRA_SCPSYS>;
> + clock-names = "main";
> + memory-region = <&scp_mem_reserved>;
> + status = "disabled";
> + };
> +
> systimer: timer at 10017000 {
> compatible = "mediatek,mt8183-timer",
> "mediatek,mt6765-timer";
>
More information about the Linux-mediatek
mailing list