linux-kernel - [PATCH v2 18/27] dt-bindings: display: sun4i-drm: Add description of A64 HDMI PHY

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Message-Id: <20180612200036.21483-19-jernej.skrabec@siol.net>
Date:   Tue, 12 Jun 2018 22:00:27 +0200
From:   Jernej Skrabec <jernej.skrabec@...l.net>
To:     maxime.ripard@...tlin.com, wens@...e.org, robh+dt@...nel.org
Cc:     airlied@...ux.ie, gustavo@...ovan.org,
        maarten.lankhorst@...ux.intel.com, seanpaul@...omium.org,
        mark.rutland@....com, dri-devel@...ts.freedesktop.org,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org, linux-clk@...r.kernel.org,
        linux-sunxi@...glegroups.com
Subject: [PATCH v2 18/27] dt-bindings: display: sun4i-drm: Add description of A64 HDMI PHY

A64 HDMI PHY is similar to H3 HDMI PHY except it has two possible PLL
clock parents. It is compatible to other HDMI PHYs, like that found in
R40.

Signed-off-by: Jernej Skrabec <jernej.skrabec@...l.net>
---
 Documentation/devicetree/bindings/display/sunxi/sun4i-drm.txt | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/display/sunxi/sun4i-drm.txt b/Documentation/devicetree/bindings/display/sunxi/sun4i-drm.txt
index d84df6d808c2..6fb45c7a9ac8 100644
--- a/Documentation/devicetree/bindings/display/sunxi/sun4i-drm.txt
+++ b/Documentation/devicetree/bindings/display/sunxi/sun4i-drm.txt
@@ -101,6 +101,7 @@ DWC HDMI PHY
 
 Required properties:
   - compatible: value must be one of:
+    * allwinner,sun50i-a64-hdmi-phy
     * allwinner,sun8i-a83t-hdmi-phy
     * allwinner,sun8i-h3-hdmi-phy
   - reg: base address and size of memory-mapped region
@@ -111,8 +112,9 @@ Required properties:
   - resets: phandle to the reset controller driving the PHY
   - reset-names: must be "phy"
 
-H3 HDMI PHY requires additional clock:
+H3 and A64 HDMI PHY require additional clocks:
   - pll-0: parent of phy clock
+  - pll-1: second possible phy clock parent (A64 only)
 
 TV Encoder
 ----------
-- 
2.17.1