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So add the firmware node and the sram it uses. Signed-off-by: Peng Fan --- arch/arm64/boot/dts/freescale/imx8ulp.dtsi | 35 ++++++++++++++++++++++ 1 file changed, 35 insertions(+) diff --git a/arch/arm64/boot/dts/freescale/imx8ulp.dtsi b/arch/arm64/boot/dts/freescale/imx8ulp.dtsi index fb8714379026..d567ef93f8d8 100644 --- a/arch/arm64/boot/dts/freescale/imx8ulp.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8ulp.dtsi @@ -6,6 +6,7 @@ #include #include #include +#include #include "imx8ulp-pinfunc.h" @@ -102,6 +103,40 @@ sosc: clock-sosc { #clock-cells = <0>; }; + sram@2201f000 { + compatible = "mmio-sram"; + reg = <0x0 0x2201f000 0x0 0x1000>; + + #address-cells = <1>; + #size-cells = <1>; + ranges = <0 0x0 0x2201f000 0x1000>; + + scmi_buf: scmi_buf@0 { + compatible = "arm,scmi-shmem"; + reg = <0x0 0x400>; + }; + }; + + firmware { + scmi { + compatible = "arm,scmi-smc"; + arm,smc-id = <0xc20000fe>; + #address-cells = <1>; + #size-cells = <0>; + shmem = <&scmi_buf>; + + scmi_devpd: protocol@11 { + reg = <0x11>; + #power-domain-cells = <1>; + }; + + scmi_sensor: protocol@15 { + reg = <0x15>; + #thermal-sensor-cells = <0>; + }; + }; + }; + soc@0 { compatible = "simple-bus"; #address-cells = <1>; -- 2.25.1