linux-kernel - [PATCH 1/2] dt-bindings: ufs: mediatek,ufs: add compatible for MT8195 SoC

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Message-Id: <20220415165939.1861470-1-fparent@baylibre.com>
Date:   Fri, 15 Apr 2022 18:59:38 +0200
From:   Fabien Parent <fparent@...libre.com>
To:     Alim Akhtar <alim.akhtar@...sung.com>,
        Avri Altman <avri.altman@....com>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Stanley Chu <stanley.chu@...iatek.com>
Cc:     Fabien Parent <fparent@...libre.com>, linux-scsi@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org
Subject: [PATCH 1/2] dt-bindings: ufs: mediatek,ufs: add compatible for MT8195 SoC

Add bindings for the MT8195 UFS support.

The MT8195 SoC requires more clocks to be enabled compared to MT8183 and
MT8192. Document the clocks required for MT8195.

Signed-off-by: Fabien Parent <fparent@...libre.com>
---
 .../devicetree/bindings/ufs/mediatek,ufs.yaml | 27 ++++++++++++++-----
 1 file changed, 21 insertions(+), 6 deletions(-)

diff --git a/Documentation/devicetree/bindings/ufs/mediatek,ufs.yaml b/Documentation/devicetree/bindings/ufs/mediatek,ufs.yaml
index 32fd535a514a..5ed36e95e933 100644
--- a/Documentation/devicetree/bindings/ufs/mediatek,ufs.yaml
+++ b/Documentation/devicetree/bindings/ufs/mediatek,ufs.yaml
@@ -14,16 +14,31 @@ allOf:
 
 properties:
   compatible:
-    enum:
-      - mediatek,mt8183-ufshci
-      - mediatek,mt8192-ufshci
+    oneOf:
+      - enum:
+          - mediatek,mt8183-ufshci
+          - mediatek,mt8192-ufshci
+      - items:
+          - const: mediatek,mt8195-ufshci
+          - const: mediatek,mt8183-ufshci
 
   clocks:
-    maxItems: 1
+    minItems: 1
+    maxItems: 8
 
   clock-names:
-    items:
-      - const: ufs
+    oneOf:
+      - items:
+          - const: ufs
+      - items:
+          - const: ufs
+          - const: ufs_aes
+          - const: ufs_tick
+          - const: unipro_sysclk
+          - const: unipro_tick
+          - const: unipro_mp_bclk
+          - const: ufs_tx_symbol
+          - const: ufs_mem_sub
 
   phys:
     maxItems: 1
-- 
2.35.2