arm64: dts: qcom: use generic sram as name for imem and ocmem nodes

According to Devicetree specification, the device nodes should be
generic, reflecting the function of the device.  The typical name for
memory regions is "sram".
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220607171848.535128-8-krzysztof.kozlowski@linaro.org

arch/arm64/boot/dts/qcom/msm8994.dtsi

@@ -1069,7 +1069,7 @@ mmcc: clock-controller@fd8c0000 {
 					       <600000000>;
 		};
 
-		ocmem: ocmem@fdd00000 {
+		ocmem: sram@fdd00000 {
 			compatible = "qcom,msm8974-ocmem";
 			reg = <0xfdd00000 0x2000>,
 			      <0xfec00000 0x200000>;

arch/arm64/boot/dts/qcom/qcs404.dtsi

@@ -1119,7 +1119,7 @@ blsp2_spi0: spi@7af5000 {
 			status = "disabled";
 		};
 
-		imem@8600000 {
+		sram@8600000 {
 			compatible = "simple-mfd";
 			reg = <0x08600000 0x1000>;
 

arch/arm64/boot/dts/qcom/sc7180.dtsi

@@ -3242,7 +3242,7 @@ spmi_bus: spmi@c440000 {
 			cell-index = <0>;
 		};
 
-		imem@146aa000 {
+		sram@146aa000 {
 			compatible = "simple-mfd";
 			reg = <0 0x146aa000 0 0x2000>;
 

arch/arm64/boot/dts/qcom/sc7280.dtsi

@@ -4766,7 +4766,7 @@ sdc2_data_sleep: sdc2-data-sleep {
 			};
 		};
 
-		imem@146a5000 {
+		sram@146a5000 {
 			compatible = "qcom,sc7280-imem", "syscon";
 			reg = <0 0x146a5000 0 0x6000>;
 

arch/arm64/boot/dts/qcom/sdm630.dtsi

@@ -1881,7 +1881,7 @@ blsp_i2c8: i2c@c1b8000 {
 			status = "disabled";
 		};
 
-		imem@146bf000 {
+		sram@146bf000 {
 			compatible = "simple-mfd";
 			reg = <0x146bf000 0x1000>;
 

arch/arm64/boot/dts/qcom/sdm845.dtsi

@@ -4716,7 +4716,7 @@ spmi_bus: spmi@c440000 {
 			cell-index = <0>;
 		};
 
-		imem@146bf000 {
+		sram@146bf000 {
 			compatible = "simple-mfd";
 			reg = <0 0x146bf000 0 0x1000>;