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From: Mark Yacoub <markyacoub@chromium.org>
To: Rob Clark <robdclark@gmail.com>,
	Abhinav Kumar <quic_abhinavk@quicinc.com>,
	Dmitry Baryshkov <dmitry.baryshkov@linaro.org>,
	Sean Paul <sean@poorly.run>, David Airlie <airlied@gmail.com>,
	Daniel Vetter <daniel@ffwll.ch>, Rob Herring <robh+dt@kernel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
	Kuogee Hsieh <quic_khsieh@quicinc.com>
Cc: Rob Herring <robh@kernel.org>,
	devicetree@vger.kernel.org, Mark Yacoub <markyacoub@chromium.org>,
	intel-gfx@lists.freedesktop.org, dianders@chromium.org,
	dri-devel@lists.freedesktop.org,
	Stephen Boyd <swboyd@chromium.org>,
	seanpaul@chromium.org, linux-arm-msm@vger.kernel.org,
	freedreno@lists.freedesktop.org, linux-kernel@vger.kernel.org
Subject: [Intel-gfx] [PATCH v8 08/10] dt-bindings: msm/dp: Add bindings for HDCP registers
Date: Fri, 31 Mar 2023 18:12:10 -0400	[thread overview]
Message-ID: <20230331221213.1691997-9-markyacoub@google.com> (raw)
In-Reply-To: <20230331221213.1691997-1-markyacoub@google.com>

From: Sean Paul <seanpaul@chromium.org>

Add 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>
Reviewed-by: Rob Herring <robh@kernel.org>
Reviewed-by: Douglas Anderson <dianders@chromium.org>
Signed-off-by: Sean Paul <seanpaul@chromium.org>
Signed-off-by: Mark Yacoub <markyacoub@chromium.org>

---
Changes in v2:
-Drop register range names (Stephen)
-Fix yaml errors (Rob)
Changes in v3:
-Add new compatible string for dp-hdcp
-Add descriptions to reg
-Add minItems/maxItems to reg
-Make reg depend on the new hdcp compatible string
Changes in v4:
-Rebase on Bjorn's multi-dp patchset
Changes in v4.5:
-Remove maxItems from reg (Rob)
-Remove leading zeros in example (Rob)
Changes in v5:
-None
Changes in v6:
-Rebased: modify minItems instead of adding it as new line.
Changes in v7:
-Revert the change to minItems
-Added the maxItems to Reg
Changes in v8:
-None

 .../devicetree/bindings/display/msm/dp-controller.yaml     | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/display/msm/dp-controller.yaml b/Documentation/devicetree/bindings/display/msm/dp-controller.yaml
index 0e8d8df686dc9..4763a2ff12fb7 100644
--- a/Documentation/devicetree/bindings/display/msm/dp-controller.yaml
+++ b/Documentation/devicetree/bindings/display/msm/dp-controller.yaml
@@ -34,6 +34,8 @@ properties:
       - description: link register block
       - description: p0 register block
       - description: p1 register block
+      - description: (Optional) Registers for HDCP device key injection
+      - description: (Optional) Registers for HDCP TrustZone interaction
 
   interrupts:
     maxItems: 1
@@ -159,6 +161,7 @@ allOf:
         aux-bus: false
         reg:
           minItems: 5
+          maxItems: 7
       required:
         - "#sound-dai-cells"
 
@@ -176,7 +179,9 @@ examples:
               <0xae90200 0x200>,
               <0xae90400 0xc00>,
               <0xae91000 0x400>,
-              <0xae91400 0x400>;
+              <0xae91400 0x400>,
+              <0xaed1000 0x174>,
+              <0xaee1000 0x2c>;
         interrupt-parent = <&mdss>;
         interrupts = <12>;
         clocks = <&dispcc DISP_CC_MDSS_AHB_CLK>,
-- 
2.40.0.348.gf938b09366-goog


  parent reply	other threads:[~2023-03-31 22:12 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-03-31 22:12 [Intel-gfx] [PATCH v8 00/10] drm/hdcp: Pull HDCP auth/exchange/check into helpers Mark Yacoub
2023-03-31 22:12 ` [Intel-gfx] [PATCH v8 01/10] drm/hdcp: Add drm_hdcp_atomic_check() Mark Yacoub
2023-03-31 22:12 ` [Intel-gfx] [PATCH v8 02/10] drm/hdcp: Avoid changing crtc state in hdcp atomic check Mark Yacoub
2023-03-31 22:12 ` [Intel-gfx] [PATCH v8 03/10] drm/hdcp: Update property value on content type and user changes Mark Yacoub
2023-03-31 22:12 ` [Intel-gfx] [PATCH v8 04/10] drm/hdcp: Expand HDCP helper library for enable/disable/check Mark Yacoub
2023-04-01  0:19   ` kernel test robot
2023-04-03  6:38   ` Kandpal, Suraj
2023-04-07 16:32   ` Dmitry Baryshkov
2023-03-31 22:12 ` [Intel-gfx] [PATCH v8 05/10] drm/i915/hdcp: Consolidate HDCP setup/state cache Mark Yacoub
2023-03-31 22:12 ` [Intel-gfx] [PATCH v8 06/10] drm/i915/hdcp: Retain hdcp_capable return codes Mark Yacoub
2023-04-03  6:41   ` Kandpal, Suraj
2023-04-03  6:45     ` Kandpal, Suraj
2023-03-31 22:12 ` [Intel-gfx] [PATCH v8 07/10] drm/i915/hdcp: Use HDCP helpers for i915 Mark Yacoub
2023-04-03  6:59   ` Kandpal, Suraj
2023-03-31 22:12 ` Mark Yacoub [this message]
2023-03-31 22:12 ` [Intel-gfx] [PATCH v8 09/10] arm64: dts: qcom: sc7180: Add support for HDCP in dp-controller Mark Yacoub
2023-04-07 16:34   ` Dmitry Baryshkov
2023-04-07 16:34   ` Dmitry Baryshkov
2023-03-31 22:12 ` [Intel-gfx] [PATCH v8 10/10] drm/msm: Implement HDCP 1.x using the new drm HDCP helpers Mark Yacoub
2023-04-01  3:44   ` kernel test robot
2023-03-31 22:17 ` [Intel-gfx] ✗ Fi.CI.BUILD: failure for drm/hdcp: Pull HDCP auth/exchange/check into helpers (rev8) Patchwork

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