dt-bindings: power: rpmpd: Add MSM8953 to rpmpd binding

Add compatible and constants for the power domains exposed by the RPM
in the Qualcomm MSM8953 platform.
Signed-off-by: Vladimir Lypak <vladimir.lypak@gmail.com>
Signed-off-by: Adam Skladowski <a_skl39@protonmail.com>
Signed-off-by: Sireesh Kodali <sireeshkodali1@gmail.com>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20210825170233.19859-1-sireeshkodali1@gmail.com

Documentation/devicetree/bindings/power/qcom,rpmpd.yaml

@@ -19,6 +19,7 @@ properties:
       - qcom,mdm9607-rpmpd
       - qcom,msm8916-rpmpd
       - qcom,msm8939-rpmpd
+      - qcom,msm8953-rpmpd
       - qcom,msm8976-rpmpd
       - qcom,msm8994-rpmpd
       - qcom,msm8996-rpmpd

include/dt-bindings/power/qcom-rpmpd.h

@@ -133,6 +133,15 @@
 #define MSM8916_VDDMX		3
 #define MSM8916_VDDMX_AO	4
 
+/* MSM8953 Power Domain Indexes */
+#define MSM8953_VDDMD		0
+#define MSM8953_VDDMD_AO	1
+#define MSM8953_VDDCX		2
+#define MSM8953_VDDCX_AO	3
+#define MSM8953_VDDCX_VFL	4
+#define MSM8953_VDDMX		5
+#define MSM8953_VDDMX_AO	6
+
 /* MSM8976 Power Domain Indexes */
 #define MSM8976_VDDCX		0
 #define MSM8976_VDDCX_AO	1