linux-kernel - [PATCH 2/2] dt-bindings: PCI: mediatek-gen3: Add new clock name

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Date:   Sat, 16 Jul 2022 15:43:49 +0800
From:   Jianjun Wang <jianjun.wang@...iatek.com>
To:     Bjorn Helgaas <bhelgaas@...gle.com>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Matthias Brugger <matthias.bgg@...il.com>
CC:     <linux-pci@...r.kernel.org>, <linux-mediatek@...ts.infradead.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        Ryder Lee <ryder.lee@...iatek.com>,
        Jianjun Wang <jianjun.wang@...iatek.com>,
        <Rex-BC.Chen@...iatek.com>, <TingHan.Shen@...iatek.com>,
        <Liju-clr.Chen@...iatek.com>, <Jian.Yang@...iatek.com>
Subject: [PATCH 2/2] dt-bindings: PCI: mediatek-gen3: Add new clock name

MT8188 and MT8195 use clock "peri_mem" instead of "top_133m", add new
clock name "peri_mem" for MT8188 and MT8195.

Signed-off-by: Jianjun Wang <jianjun.wang@...iatek.com>
---
 .../bindings/pci/mediatek-pcie-gen3.yaml      | 42 ++++++++++++++-----
 1 file changed, 32 insertions(+), 10 deletions(-)

diff --git a/Documentation/devicetree/bindings/pci/mediatek-pcie-gen3.yaml b/Documentation/devicetree/bindings/pci/mediatek-pcie-gen3.yaml
index 67d2ba25e336..038e25ae0be7 100644
--- a/Documentation/devicetree/bindings/pci/mediatek-pcie-gen3.yaml
+++ b/Documentation/devicetree/bindings/pci/mediatek-pcie-gen3.yaml
@@ -43,9 +43,6 @@ description: |+
   each set has its own address for MSI message, and supports 32 MSI vectors
   to generate interrupt.
 
-allOf:
-  - $ref: /schemas/pci/pci-bus.yaml#
-
 properties:
   compatible:
     oneOf:
@@ -85,13 +82,7 @@ properties:
     maxItems: 6
 
   clock-names:
-    items:
-      - const: pl_250m
-      - const: tl_26m
-      - const: tl_96m
-      - const: tl_32k
-      - const: peri_26m
-      - const: top_133m
+    maxItems: 6
 
   assigned-clocks:
     maxItems: 1
@@ -133,9 +124,40 @@ required:
   - interrupts
   - ranges
   - clocks
+  - clock-names
   - '#interrupt-cells'
   - interrupt-controller
 
+allOf:
+  - $ref: /schemas/pci/pci-bus.yaml#
+  - if:
+      properties:
+        compatible:
+          contains:
+            enum:
+              - mediatek,mt8188-pcie
+              - mediatek,mt8195-pcie
+    then:
+      properties:
+        clock-names:
+          items:
+            - const: pl_250m
+            - const: tl_26m
+            - const: tl_96m
+            - const: tl_32k
+            - const: peri_26m
+            - const: peri_mem
+    else:
+      properties:
+        clock-names:
+          items:
+            - const: pl_250m
+            - const: tl_26m
+            - const: tl_96m
+            - const: tl_32k
+            - const: peri_26m
+            - const: top_133m
+
 unevaluatedProperties: false
 
 examples:
-- 
2.18.0