[PATCH 11/13] dt-bindings: clock: exynos8855: add usb clock definitions

Add device tree clock binding definitions for CMU_USB

Signed-off-by: raghav.s <[email protected]>
---
 .../clock/samsung,exynos8855-clock.yaml       | 21 +++++++++++++++++++
 .../dt-bindings/clock/samsung,exynos8855.h    | 12 +++++++++++
 2 files changed, 33 insertions(+)

diff --git a/Documentation/devicetree/bindings/clock/samsung,exynos8855-clock.yaml b/Documentation/devicetree/bindings/clock/samsung,exynos8855-clock.yaml
index e97b65f8be5f..736d3429bf4c 100644
--- a/Documentation/devicetree/bindings/clock/samsung,exynos8855-clock.yaml
+++ b/Documentation/devicetree/bindings/clock/samsung,exynos8855-clock.yaml
@@ -32,6 +32,7 @@ properties:
       - samsung,exynos8855-cmu-peric
       - samsung,exynos8855-cmu-peris
       - samsung,exynos8855-cmu-top
+      - samsung,exynos8855-cmu-usb
 
   clocks:
     minItems: 1
@@ -126,6 +127,26 @@ allOf:
           items:
             - const: oscclk
 
+  - if:
+      properties:
+        compatible:
+          contains:
+            const: samsung,exynos8855-cmu-usb
+
+    then:
+      properties:
+        clocks:
+          items:
+            - description: External reference clock (76.8 MHz)
+            - description: CMU_USB NOC clock (from CMU_TOP)
+            - description: CMU_USB USB20DRD clock (from CMU_TOP)
+
+        clock-names:
+          items:
+            - const: oscclk
+            - const: bus
+            - const: usb20drd
+
 required:
   - compatible
   - "#clock-cells"
diff --git a/include/dt-bindings/clock/samsung,exynos8855.h b/include/dt-bindings/clock/samsung,exynos8855.h
index 44484a9d67f5..bf76464298d2 100644
--- a/include/dt-bindings/clock/samsung,exynos8855.h
+++ b/include/dt-bindings/clock/samsung,exynos8855.h
@@ -59,6 +59,10 @@
 #define CLKCMU_MOUT_HSI_UFS_EMBD           47
 #define CLKCMU_DOUT_HSI_NOC                48
 #define CLKCMU_DOUT_HSI_UFS_EMBD           49
+#define CLKCMU_MOUT_USB_NOC                50
+#define CLKCMU_MOUT_USB_USB20DRD           51
+#define CLKCMU_DOUT_USB_NOC                52
+#define CLKCMU_DOUT_USB_USB20DRD           53
 
 /* CMU_PERIC */
 #define CLK_MOUT_PERIC_IP_USER             1
@@ -105,4 +109,12 @@
 #define CLK_GOUT_CMU_HSI_IPCLKPORT_PCLK    3
 #define CLK_GOUT_SYSREG_HSI_IPCLKPORT_PCLK 4
 
+/* CMU_USB */
+#define CLK_MOUT_USB_NOC_USER              1
+#define CLK_MOUT_USB_USB20DRD              2
+#define CLK_MOUT_USB_USB20DRD_USER         3
+#define CLK_DOUT_USB_NOC_DIV3              4
+#define CLK_GOUT_CMU_USB_IPCLKPORT_PCLK    5
+#define CLK_GOUT_SYSREG_USB_IPCLKPORT_PCLK 6
+
 #endif /* _DT_BINDINGS_CLOCK_EXYNOS8855_H */
-- 
2.34.1