[PATCH v3 05/14] dt-bindings: clock: exynos8855: add usb clock definitions

[Raghav Sharma <raghav.s@samsung.com>]

Add device tree clock binding definitions for CMU_USB

Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@oss.qualcomm.com>
Signed-off-by: Raghav Sharma <raghav.s@samsung.com>
---
 .../clock/samsung,exynos8855-clock.yaml       | 21 +++++++++++++++++++
 .../dt-bindings/clock/samsung,exynos8855.h    |  8 +++++++
 2 files changed, 29 insertions(+)

diff --git a/Documentation/devicetree/bindings/clock/samsung,exynos8855-clock.yaml b/Documentation/devicetree/bindings/clock/samsung,exynos8855-clock.yaml
index 21928235d131..c68a64eb35c5 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
@@ -143,6 +144,26 @@ allOf:
       required:
         - samsung,sysreg
 
+  - 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 67cd97d8fab8..f4261956ab4a 100644
--- a/include/dt-bindings/clock/samsung,exynos8855.h
+++ b/include/dt-bindings/clock/samsung,exynos8855.h
@@ -222,4 +222,12 @@
 #define CLK_GOUT_UFS_EMBD_ACLK_HSI         5
 #define CLK_GOUT_UFS_EMBD_UNIPRO_HSI       6
 
+/* 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                   5
+#define CLK_GOUT_SYSREG_USB                6
+
 #endif /* _DT_BINDINGS_CLOCK_EXYNOS8855_H */
-- 
2.34.1