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[35.245.46.29]) by smtp.gmail.com with UTF8SMTPSA id f8-20020a05620a408800b0070543181468sm23215117qko.57.2023.01.18.11.30.46 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 18 Jan 2023 11:30:47 -0800 (PST) From: Mark Yacoub X-Google-Original-From: Mark Yacoub To: quic_khsieh@quicinc.com, linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, intel-gfx@lists.freedesktop.org Date: Wed, 18 Jan 2023 19:30:13 +0000 Message-Id: <20230118193015.911074-9-markyacoub@google.com> X-Mailer: git-send-email 2.39.0.246.g2a6d74b583-goog In-Reply-To: <20230118193015.911074-1-markyacoub@google.com> References: <20230118193015.911074-1-markyacoub@google.com> MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH v6 08/10] dt-bindings: msm/dp: Add bindings for HDCP registers X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: quic_sbillaka@quicinc.com, konrad.dybcio@somainline.org, bjorn.andersson@linaro.org, krzysztof.kozlowski+dt@linaro.org, airlied@gmail.com, hbh25y@gmail.com, marex@denx.de, abhinavk@codeaurora.org, javierm@redhat.com, agross@kernel.org, Mark Yacoub , quic_jesszhan@quicinc.com, daniel@ffwll.ch, Rob Herring , lucas.demarchi@intel.com, quic_abhinavk@quicinc.com, swboyd@chromium.org, robh+dt@kernel.org, christophe.jaillet@wanadoo.fr, maxime@cerno.tech, rodrigo.vivi@intel.com, johan+linaro@kernel.org, markyacoub@chromium.org, andersson@kernel.org, dianders@chromium.org, tzimmermann@suse.de, dmitry.baryshkov@linaro.org, seanpaul@chromium.org Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" From: Sean Paul 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. We'll use a new compatible string for this since the fields are optional. Cc: Rob Herring Cc: Stephen Boyd Reviewed-by: Rob Herring Signed-off-by: Sean Paul Signed-off-by: Mark Yacoub Link: https://patchwork.freedesktop.org/patch/msgid/20210913175747.47456-13-sean@poorly.run #v1 Link: https://patchwork.freedesktop.org/patch/msgid/20210915203834.1439-13-sean@poorly.run #v2 Link: https://patchwork.freedesktop.org/patch/msgid/20211001151145.55916-13-sean@poorly.run #v3 Link: https://patchwork.freedesktop.org/patch/msgid/20211105030434.2828845-13-sean@poorly.run #v4 Link: https://patchwork.freedesktop.org/patch/msgid/20211115202153.117244-1-sean@poorly.run #v4.5 Link: https://patchwork.freedesktop.org/patch/msgid/20220411204741.1074308-9-sean@poorly.run #v5 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. --- .../devicetree/bindings/display/msm/dp-controller.yaml | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/Documentation/devicetree/bindings/display/msm/dp-controller.yaml b/Documentation/devicetree/bindings/display/msm/dp-controller.yaml index f2515af8256f..17d741f9af86 100644 --- a/Documentation/devicetree/bindings/display/msm/dp-controller.yaml +++ b/Documentation/devicetree/bindings/display/msm/dp-controller.yaml @@ -24,13 +24,15 @@ properties: - qcom,sm8350-dp reg: - minItems: 4 + minItems: 5 items: - description: ahb register block - description: aux register block - 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 @@ -154,7 +156,9 @@ 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>,