[PATCH 1/8] dt-bindings: soc: samsung: exynos-pmu: allow phys as child

Krzysztof Kozlowski krzysztof.kozlowski at linaro.org
Fri Jan 27 11:40:50 PST 2023


The MIPI and DisplayPort phys are actually part of the Power Management
Unit system controller, thus allow them as its children, instead of
specifying as separate device nodes with syscon phandle.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski at linaro.org>
---
 .../bindings/soc/samsung/exynos-pmu.yaml      | 71 +++++++++++++++----
 1 file changed, 57 insertions(+), 14 deletions(-)

diff --git a/Documentation/devicetree/bindings/soc/samsung/exynos-pmu.yaml b/Documentation/devicetree/bindings/soc/samsung/exynos-pmu.yaml
index 13bb8dfcefe6..f7c141dd11ec 100644
--- a/Documentation/devicetree/bindings/soc/samsung/exynos-pmu.yaml
+++ b/Documentation/devicetree/bindings/soc/samsung/exynos-pmu.yaml
@@ -31,20 +31,28 @@ select:
 
 properties:
   compatible:
-    items:
-      - enum:
-          - samsung,exynos3250-pmu
-          - samsung,exynos4210-pmu
-          - samsung,exynos4412-pmu
-          - samsung,exynos5250-pmu
-          - samsung,exynos5260-pmu
-          - samsung,exynos5410-pmu
-          - samsung,exynos5420-pmu
-          - samsung,exynos5433-pmu
-          - samsung,exynos7-pmu
-          - samsung,exynos850-pmu
-          - samsung-s5pv210-pmu
-      - const: syscon
+    oneOf:
+      - items:
+          - enum:
+              - samsung,exynos3250-pmu
+              - samsung,exynos4210-pmu
+              - samsung,exynos4412-pmu
+              - samsung,exynos5250-pmu
+              - samsung,exynos5260-pmu
+              - samsung,exynos5410-pmu
+              - samsung,exynos5420-pmu
+              - samsung,exynos5433-pmu
+              - samsung,exynos7-pmu
+              - samsung,exynos850-pmu
+              - samsung-s5pv210-pmu
+          - const: syscon
+      - items:
+          - enum:
+              - samsung,exynos5250-pmu
+              - samsung,exynos5420-pmu
+              - samsung,exynos5433-pmu
+          - const: simple-mfd
+          - const: syscon
 
   reg:
     maxItems: 1
@@ -64,6 +72,10 @@ properties:
     minItems: 1
     maxItems: 32
 
+  dp-phy:
+    $ref: /schemas/phy/samsung,dp-video-phy.yaml
+    unevaluatedProperties: false
+
   interrupt-controller:
     description:
       Some PMUs are capable of behaving as an interrupt controller (mostly
@@ -74,6 +86,10 @@ properties:
       Must be identical to the that of the parent interrupt controller.
     const: 3
 
+  mipi-phy:
+    $ref: /schemas/phy/samsung,mipi-video-phy.yaml
+    unevaluatedProperties: false
+
   reboot-mode:
     $ref: /schemas/power/reset/syscon-reboot-mode.yaml
     type: object
@@ -117,6 +133,23 @@ allOf:
         - clock-names
         - clocks
 
+  - if:
+      properties:
+        compatible:
+          contains:
+            enum:
+              - samsung,exynos5250-pmu
+              - samsung,exynos5420-pmu
+              - samsung,exynos5433-pmu
+    then:
+      properties:
+        dp-phy: true
+        mipi-phy: true
+    else:
+      properties:
+        dp-phy: false
+        mipi-phy: false
+
 examples:
   - |
     #include <dt-bindings/clock/exynos5250.h>
@@ -130,4 +163,14 @@ examples:
         #clock-cells = <1>;
         clock-names = "clkout16";
         clocks = <&clock CLK_FIN_PLL>;
+
+        dp-phy {
+            compatible = "samsung,exynos5250-dp-video-phy";
+            #phy-cells = <0>;
+        };
+
+        mipi-phy {
+            compatible = "samsung,s5pv210-mipi-video-phy";
+            #phy-cells = <1>;
+        };
     };
-- 
2.34.1




More information about the linux-phy mailing list