linux-kernel - [PATCH 1/2] dt-bindings: usb: mtk-xhci: add an optional frame count clock

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Date:   Mon, 3 Apr 2023 14:02:31 +0800
From:   Chunfeng Yun <chunfeng.yun@...iatek.com>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Rob Herring <robh+dt@...nel.org>
CC:     Chunfeng Yun <chunfeng.yun@...iatek.com>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Matthias Brugger <matthias.bgg@...il.com>,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>,
        Mathias Nyman <mathias.nyman@...el.com>,
        <linux-usb@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-mediatek@...ts.infradead.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>,
        Tianping Fang <tianping.fang@...iatek.com>
Subject: [PATCH 1/2] dt-bindings: usb: mtk-xhci: add an optional frame count clock

Add optional clock 'frmcnt_ck' used on 4nm or advanced process SoC

Signed-off-by: Chunfeng Yun <chunfeng.yun@...iatek.com>
---
 .../devicetree/bindings/usb/mediatek,mtk-xhci.yaml          | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/Documentation/devicetree/bindings/usb/mediatek,mtk-xhci.yaml b/Documentation/devicetree/bindings/usb/mediatek,mtk-xhci.yaml
index c119caa9ad16..ee8167fbc541 100644
--- a/Documentation/devicetree/bindings/usb/mediatek,mtk-xhci.yaml
+++ b/Documentation/devicetree/bindings/usb/mediatek,mtk-xhci.yaml
@@ -77,6 +77,7 @@ properties:
       - description: Mcu bus clock for register access
       - description: DMA bus clock for data transfer
       - description: controller clock
+      - description: frame count clock
 
   clock-names:
     minItems: 1
@@ -86,14 +87,15 @@ properties:
       - const: mcu_ck
       - const: dma_ck
       - const: xhci_ck
+      - const: frmcnt_ck
 
   assigned-clocks:
     minItems: 1
-    maxItems: 5
+    maxItems: 6
 
   assigned-clock-parents:
     minItems: 1
-    maxItems: 5
+    maxItems: 6
 
   phys:
     description:
-- 
2.18.0