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[1/2] dt-bindings: clock: samsung: Document Exynos850 CMU_CMGP

Message ID 20211109164436.11098-2-semen.protsenko@linaro.org
State New
Headers show
Series clk: samsung: exynos850: Implement CMU_CMGP | expand

Commit Message

Sam Protsenko Nov. 9, 2021, 4:44 p.m. UTC 
CMU_CMGP generates USI and ADC clocks for BLK_ALIVE. In particular USI
clocks are needed for HSI2C_3 and HSI2C_4 instances.

Signed-off-by: Sam Protsenko <semen.protsenko@linaro.org>
---
 .../clock/samsung,exynos850-clock.yaml        | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)
diff mbox series

Patch

diff --git a/Documentation/devicetree/bindings/clock/samsung,exynos850-clock.yaml b/Documentation/devicetree/bindings/clock/samsung,exynos850-clock.yaml
index 5618cfa62f80..80ba60838f2b 100644
--- a/Documentation/devicetree/bindings/clock/samsung,exynos850-clock.yaml
+++ b/Documentation/devicetree/bindings/clock/samsung,exynos850-clock.yaml
@@ -33,6 +33,7 @@  properties:
     enum:
       - samsung,exynos850-cmu-top
       - samsung,exynos850-cmu-apm
+      - samsung,exynos850-cmu-cmgp
       - samsung,exynos850-cmu-core
       - samsung,exynos850-cmu-dpu
       - samsung,exynos850-cmu-hsi
@@ -87,6 +88,24 @@  allOf:
             - const: oscclk
             - const: dout_clkcmu_apm_bus
 
+  - if:
+      properties:
+        compatible:
+          contains:
+            const: samsung,exynos850-cmu-cmgp
+
+    then:
+      properties:
+        clocks:
+          items:
+            - description: External reference clock (26 MHz)
+            - description: CMU_CMGP bus clock (from CMU_APM)
+
+        clock-names:
+          items:
+            - const: oscclk
+            - const: gout_clkcmu_cmgp_bus
+
   - if:
       properties:
         compatible: