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* [PATCH] dt-bindings: clock: brcm,iproc-clocks: fix armpll properties
@ 2021-08-19  5:29 Rafał Miłecki
  2021-08-22 10:30 ` Florian Fainelli
                   ` (2 more replies)
  0 siblings, 3 replies; 4+ messages in thread
From: Rafał Miłecki @ 2021-08-19  5:29 UTC (permalink / raw)
  To: Michael Turquette, Stephen Boyd, linux-clk, Rob Herring,
	Florian Fainelli
  Cc: Ray Jui, Scott Branden, bcm-kernel-feedback-list, devicetree,
	linux-arm-kernel, Rafał Miłecki

From: Rafał Miłecki <rafal@milecki.pl>

armpll clocks (available on Cygnus and Northstar Plus) are simple clocks
with no cells. Adjust binding props #clock-cells and clock-output-names
to handle them.

Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
---
 .../bindings/clock/brcm,iproc-clocks.yaml     | 27 +++++++++++++++++--
 1 file changed, 25 insertions(+), 2 deletions(-)

diff --git a/Documentation/devicetree/bindings/clock/brcm,iproc-clocks.yaml b/Documentation/devicetree/bindings/clock/brcm,iproc-clocks.yaml
index 1174c9aa9934..5ad147d265e6 100644
--- a/Documentation/devicetree/bindings/clock/brcm,iproc-clocks.yaml
+++ b/Documentation/devicetree/bindings/clock/brcm,iproc-clocks.yaml
@@ -61,13 +61,30 @@ properties:
     maxItems: 1
 
   '#clock-cells':
-    const: 1
+    true
 
   clock-output-names:
     minItems: 1
     maxItems: 45
 
 allOf:
+  - if:
+      properties:
+        compatible:
+          contains:
+            enum:
+              - brcm,cygnus-armpll
+              - brcm,nsp-armpll
+    then:
+      properties:
+        '#clock-cells':
+          const: 0
+    else:
+      properties:
+        '#clock-cells':
+          const: 1
+      required:
+        - clock-output-names
   - if:
       properties:
         compatible:
@@ -358,7 +375,6 @@ required:
   - reg
   - clocks
   - '#clock-cells'
-  - clock-output-names
 
 additionalProperties: false
 
@@ -392,3 +408,10 @@ examples:
         clocks = <&osc2>;
         clock-output-names = "keypad", "adc/touch", "pwm";
     };
+  - |
+    arm_clk@0 {
+        #clock-cells = <0>;
+        compatible = "brcm,nsp-armpll";
+        clocks = <&osc>;
+        reg = <0x0 0x1000>;
+    };
-- 
2.26.2


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2021-08-19  5:29 [PATCH] dt-bindings: clock: brcm,iproc-clocks: fix armpll properties Rafał Miłecki
2021-08-22 10:30 ` Florian Fainelli
2021-08-23 18:24 ` Rob Herring
2021-08-29  6:45 ` Stephen Boyd

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