linux-kernel - [PATCH v3 2/3] dt-bindings: msm: dsi: document phy-type property for 7nm dsi phy

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Date:   Tue,  8 Jun 2021 15:53:28 -0400
From:   Jonathan Marek <jonathan@...ek.ca>
To:     freedreno@...ts.freedesktop.org
Cc:     Rob Clark <robdclark@...il.com>, Sean Paul <sean@...rly.run>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>,
        Rob Herring <robh+dt@...nel.org>,
        Vinod Koul <vkoul@...nel.org>,
        Anurag Kumar Vulisha <anurag.kumar.vulisha@...inx.com>,
        Laurent Pinchart <laurent.pinchart@...asonboard.com>,
        Swapnil Jakhade <sjakhade@...ence.com>,
        linux-arm-msm@...r.kernel.org (open list:DRM DRIVER FOR MSM ADRENO GPU),
        dri-devel@...ts.freedesktop.org (open list:DRM DRIVER FOR MSM ADRENO
        GPU),
        devicetree@...r.kernel.org (open list:OPEN FIRMWARE AND FLATTENED
        DEVICE TREE BINDINGS), linux-kernel@...r.kernel.org (open list)
Subject: [PATCH v3 2/3] dt-bindings: msm: dsi: document phy-type property for 7nm dsi phy

Document a new phy-type property which will be used to determine whether
the phy should operate in D-PHY or C-PHY mode.

Signed-off-by: Jonathan Marek <jonathan@...ek.ca>
---
 .../devicetree/bindings/display/msm/dsi-phy-7nm.yaml          | 4 ++++
 include/dt-bindings/phy/phy.h                                 | 2 ++
 2 files changed, 6 insertions(+)

diff --git a/Documentation/devicetree/bindings/display/msm/dsi-phy-7nm.yaml b/Documentation/devicetree/bindings/display/msm/dsi-phy-7nm.yaml
index bf16b1c65e10..d447b517ea19 100644
--- a/Documentation/devicetree/bindings/display/msm/dsi-phy-7nm.yaml
+++ b/Documentation/devicetree/bindings/display/msm/dsi-phy-7nm.yaml
@@ -34,6 +34,10 @@ properties:
     description: |
       Connected to VDD_A_DSI_PLL_0P9 pin (or VDDA_DSI{0,1}_PLL_0P9 for sm8150)
 
+  phy-type:
+    description: |
+      D-PHY (default) or C-PHY mode: PHY_TYPE_DSI_DPHY or PHY_TYPE_DSI_CPHY
+
 required:
   - compatible
   - reg
diff --git a/include/dt-bindings/phy/phy.h b/include/dt-bindings/phy/phy.h
index 887a31b250a8..b978dac16bb8 100644
--- a/include/dt-bindings/phy/phy.h
+++ b/include/dt-bindings/phy/phy.h
@@ -20,5 +20,7 @@
 #define PHY_TYPE_XPCS		7
 #define PHY_TYPE_SGMII		8
 #define PHY_TYPE_QSGMII		9
+#define PHY_TYPE_DSI_DPHY	10
+#define PHY_TYPE_DSI_CPHY	11
 
 #endif /* _DT_BINDINGS_PHY */
-- 
2.26.1