Quoting Gokul Sriram Palanisamy (2019-07-11 08:41:08) > diff --git a/arch/arm64/boot/dts/qcom/ipq8074.dtsi b/arch/arm64/boot/dts/qcom/ipq8074.dtsi > index 6a61a63..c24e3f6 100644 > --- a/arch/arm64/boot/dts/qcom/ipq8074.dtsi > +++ b/arch/arm64/boot/dts/qcom/ipq8074.dtsi > @@ -10,6 +10,22 @@ > model = "Qualcomm Technologies, Inc. IPQ8074"; > compatible = "qcom,ipq8074"; > > + reserved-memory { > + #address-cells = <2>; > + #size-cells = <2>; > + ranges; > + > + smem_region:smem@4ab00000 { Put a space between the colon and the node name. Also, just call it memory@4ab00000. smem_region: memory@4ab00000 { > + no-map; > + reg = <0x0 0x4ab00000 0x0 0x00100000>; > + }; > + > + q6_region: q6@4b000000 { memory@ > + no-map; > + reg = <0x0 0x4b000000 0x0 0x05f00000>; > + }; > + }; > + > firmware { > scm { > compatible = "qcom,scm-ipq8074", "qcom,scm"; > @@ -431,6 +447,115 @@ > "axi_m_sticky"; > status = "disabled"; > }; > + apcs: syscon@b111000 { Add a newline between nodes please. > + compatible = "syscon"; > + reg = <0x0B111000 0x1000>; > + }; > + > + wcss: smp2p-wcss { This node should be outside the soc node because it doesn't have a reg property > + compatible = "qcom,smp2p"; > + qcom,smem = <435>, <428>; > + > + interrupt-parent = <&intc>; > + interrupts = <0 322 1>; > + > + qcom,ipc = <&apcs 8 9>; > + > + qcom,local-pid = <0>; > + qcom,remote-pid = <1>; > + > + wcss_smp2p_out: master-kernel { > + qcom,entry-name = "master-kernel"; > + qcom,smp2p-feature-ssr-ack; > + #qcom,smem-state-cells = <1>; > + }; > + > + wcss_smp2p_in: slave-kernel { > + qcom,entry-name = "slave-kernel"; > + > + interrupt-controller; > + #interrupt-cells = <2>; > + }; > + }; > + > + tcsr_q6_block: syscon@1945000 { Do you really need _block in these aliases? > + compatible = "syscon"; > + reg = <0x1945000 0xE000>; > + }; > + > + tcsr_mutex_block: syscon@193d000 { > + compatible = "syscon"; > + reg = <0x1905000 0x8000>; > + }; > + > + tcsr_mutex: hwlock@193d000 { > + compatible = "qcom,tcsr-mutex"; > + syscon = <&tcsr_mutex_block 0 0x80>; > + #hwlock-cells = <1>; > + }; > + > + smem: qcom,smem@4AB00000 { lowercase please. And just 'smem' I guess. > + compatible = "qcom,smem"; > + memory-region = <&smem_region>; > + hwlocks = <&tcsr_mutex 0>; > + }; > + > + apcs_glb: mailbox@b111000 { > + compatible = "qcom,ipq8074-apcs-apps-global"; > + reg = <0xb111000 0x1000>; These addresses should be padded out to 8 digits for the address part (not the size). > + > + #mbox-cells = <1>; > + }; > + > + q6v5_wcss: q6v5_wcss@CD00000 { lowercase. > + compatible = "qcom,ipq8074-wcss-pil"; > + reg = <0xCD00000 0x4040>, > + <0x4AB000 0x20>;