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([103.218.174.23]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-29034f87b23sm196688025ad.113.2025.10.15.05.28.12 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 15 Oct 2025 05:28:15 -0700 (PDT) From: Sudarshan Shetty To: andersson@kernel.org Cc: konradybcio@kernel.org, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, tessolveupstream@gmail.com Subject: [PATCH v1] arm64: dts: qcom: talos-evk: Add ADV7535 DSI-to-HDMI bridge Date: Wed, 15 Oct 2025 17:58:08 +0530 Message-Id: <20251015122808.1986627-1-tessolveupstream@gmail.com> X-Mailer: git-send-email 2.34.1 Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Hook up the ADV7535 DSI-to-HDMI bridge on the QCS615 Talos EVK board. This provides HDMI output through the external DSI-to-HDMI converter. Signed-off-by: Sudarshan Shetty --- arch/arm64/boot/dts/qcom/talos-evk-som.dtsi | 21 ++++++ arch/arm64/boot/dts/qcom/talos-evk.dts | 76 +++++++++++++++++++++ 2 files changed, 97 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/talos-evk-som.dtsi b/arch/arm64/boot/dts/qcom/talos-evk-som.dtsi index 55ec8034103d..b58cae02c9cb 100644 --- a/arch/arm64/boot/dts/qcom/talos-evk-som.dtsi +++ b/arch/arm64/boot/dts/qcom/talos-evk-som.dtsi @@ -244,6 +244,27 @@ eeprom@5f { }; }; +&mdss { + status = "okay"; +}; + +&mdss_dsi0 { + vdda-supply = <&vreg_l11a>; + + status = "okay"; +}; + +&mdss_dsi0_out { + remote-endpoint = <&adv7535_in>; + data-lanes = <0 1 2 3>; +}; + +&mdss_dsi0_phy { + vdds-supply = <&vreg_l5a>; + + status = "okay"; +}; + &pcie { perst-gpios = <&tlmm 101 GPIO_ACTIVE_LOW>; wake-gpios = <&tlmm 100 GPIO_ACTIVE_HIGH>; diff --git a/arch/arm64/boot/dts/qcom/talos-evk.dts b/arch/arm64/boot/dts/qcom/talos-evk.dts index 25057f4f6a91..f7e8be3667d1 100644 --- a/arch/arm64/boot/dts/qcom/talos-evk.dts +++ b/arch/arm64/boot/dts/qcom/talos-evk.dts @@ -14,6 +14,82 @@ / { aliases { mmc1 = &sdhc_2; }; + + hdmi-out { + compatible = "hdmi-connector"; + type = "d"; + + port { + hdmi_con_out: endpoint { + remote-endpoint = <&adv7535_out>; + }; + }; + }; + + vreg_v1p2_out: regulator-v1p2-out { + compatible = "regulator-fixed"; + regulator-name = "vreg-v1p2-out"; + regulator-min-microvolt = <1200000>; + regulator-max-microvolt = <1200000>; + regulator-boot-on; + regulator-always-on; + }; + + vreg_v1p8_out: regulator-v1p8-out { + compatible = "regulator-fixed"; + regulator-name = "vreg-v1p8-out"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-boot-on; + regulator-always-on; + }; + + vreg_v3p3_out: regulator-v3p3-out { + compatible = "regulator-fixed"; + regulator-name = "vreg-v3p3-out"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-boot-on; + regulator-always-on; + }; +}; + +&i2c1 { + clock-frequency = <400000>; + + status = "okay"; + + adv7535: adv7535@3d { + compatible = "adi,adv7535"; + reg = <0x3d>; + avdd-supply = <&vreg_v1p8_out>; + dvdd-supply = <&vreg_v1p8_out>; + pvdd-supply = <&vreg_v1p8_out>; + a2vdd-supply = <&vreg_v1p8_out>; + v3p3-supply = <&vreg_v3p3_out>; + v1p2-supply = <&vreg_v1p2_out>; + interrupts-extended = <&tlmm 26 IRQ_TYPE_LEVEL_LOW>; + adi,dsi-lanes = <4>; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + adv7535_in: endpoint { + remote-endpoint = <&mdss_dsi0_out>; + }; + }; + + port@1 { + reg = <1>; + adv7535_out: endpoint { + remote-endpoint = <&hdmi_con_out>; + }; + }; + }; + }; }; &pon_pwrkey { -- 2.34.1