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[v2,12/13] dt-bindings: msm/dp: Add bindings for HDCP registers

Message ID 20210915203834.1439-13-sean@poorly.run
State New
Headers show
Series None | expand

Commit Message

Sean Paul Sept. 15, 2021, 8:38 p.m. UTC 
From: Sean Paul <seanpaul@chromium.org>

This patch adds the bindings for the MSM DisplayPort HDCP registers
which are required to write the HDCP key into the display controller as
well as the registers to enable HDCP authentication/key
exchange/encryption.

Cc: Rob Herring <robh@kernel.org>
Cc: Stephen Boyd <swboyd@chromium.org>
Signed-off-by: Sean Paul <seanpaul@chromium.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20210913175747.47456-13-sean@poorly.run #v1

Changes in v2:
-Drop register range names (Stephen)
-Fix yaml errors (Rob)
---
 .../devicetree/bindings/display/msm/dp-controller.yaml     | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)
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Patch

diff --git a/Documentation/devicetree/bindings/display/msm/dp-controller.yaml b/Documentation/devicetree/bindings/display/msm/dp-controller.yaml
index 64d8d9e5e47a..80a55e9ff532 100644
--- a/Documentation/devicetree/bindings/display/msm/dp-controller.yaml
+++ b/Documentation/devicetree/bindings/display/msm/dp-controller.yaml
@@ -19,7 +19,7 @@  properties:
       - qcom,sc7180-dp
 
   reg:
-    maxItems: 1
+    maxItems: 3
 
   interrupts:
     maxItems: 1
@@ -99,8 +99,9 @@  examples:
     #include <dt-bindings/power/qcom-rpmpd.h>
 
     displayport-controller@ae90000 {
-        compatible = "qcom,sc7180-dp";
-        reg = <0xae90000 0x1400>;
+        reg = <0 0x0ae90000 0 0x1400>,
+              <0 0x0aed1000 0 0x174>,
+              <0 0x0aee1000 0 0x2c>;
         interrupt-parent = <&mdss>;
         interrupts = <12>;
         clocks = <&dispcc DISP_CC_MDSS_AHB_CLK>,