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Thu, 24 Apr 2025 06:04:43 -0700 (PDT) From: Krzysztof Kozlowski Date: Thu, 24 Apr 2025 15:04:26 +0200 Subject: [PATCH RFC/WIP 2/4] arm64: dts: qcom: sm8750-mtp: Enable display Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20250424-sm8750-display-dts-v1-2-6fb22ca95f38@linaro.org> References: <20250424-sm8750-display-dts-v1-0-6fb22ca95f38@linaro.org> In-Reply-To: <20250424-sm8750-display-dts-v1-0-6fb22ca95f38@linaro.org> To: Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: Jessica Zhang , Abhinav Kumar , Abel Vesa , linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Krzysztof Kozlowski X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=openpgp-sha256; l=2390; i=krzysztof.kozlowski@linaro.org; h=from:subject:message-id; bh=i9iAShUceIpLsFwMkQWLMhsv4ypR95GsTISxh9DtKsE=; b=owEBbQKS/ZANAwAKAcE3ZuaGi4PXAcsmYgBoCjbkxCX+DFB/zE/Qp++piPauiqNmcTUqvonna jMHHJqsMISJAjMEAAEKAB0WIQTd0mIoPREbIztuuKjBN2bmhouD1wUCaAo25AAKCRDBN2bmhouD 17F7D/9bgvsuSmXLFGIGmhVmwzD42p821ZAgY6YcN54VKz2jXNUmZQ2zan1E3AW/200n5WMIUW1 GVbeq5QsnclztXLLuICZQKFmNCPTRmxfxDKDvpXw+eGV9rRlPNuxSaKyeLVkhpGuRc3tdPJlJEO DIAq17Rlo5YcKCuaKWlCs0KSdqvTmfZqAuHuYU1v0cZVnj3goIZTGF/JaR+KDEAukqTx/FDcPBC pxtJxeH4UKPiJAqec/6FnydilJgpIDJtUat8b3tAmp8pkHLSA6DSTk1A/g6j2POkxrDdcPQFUkS 5E4H3HGCoRhYkUDuLiwDQ9wVyVt1Z4ANasEh9riZ54xY6Vu6afdvC1Z/3sW26nvb/IQGOyy7er4 uBcwlSzMCVKvVAflJMvGcyV54X72Hf3gK5o2l/W5a0xfzYzTH9LmZmpBtVPa9wi8Ia6kzSgdbNp 600CfEz+oli1W2gqglSXevEFS8CwgfQGMAr4XZnxDfFE9OYvOy2/H5s9pcRxW5mtyHKHNZpAanb aWsMp/7aMa2uEYPifO1L5LfwxVOxb1xyiywiTCShPzUF+A/M2H3NJ+7lkzWmZuha9dOpJtdldp5 ajVY92vIEW5DBlGD3Q4vf+PhUvCXU2gKWrqw02jP/Az7uBxMKGyxxEdo0ckghaugYzj+2K1l8xr RpA0RXDdB4b7VKA== X-Developer-Key: i=krzysztof.kozlowski@linaro.org; a=openpgp; fpr=9BD07E0E0C51F8D59677B7541B93437D3B41629B Enable display on MTP8750 board with Novatek NT37801 panel. Signed-off-by: Krzysztof Kozlowski --- Depends on WIP https://github.com/krzk/linux/tree/b4/sm8750-display-panel for display panel bindings (novatek,nt37801) --- arch/arm64/boot/dts/qcom/sm8750-mtp.dts | 70 +++++++++++++++++++++++++++++++++ 1 file changed, 70 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/sm8750-mtp.dts b/arch/arm64/boot/dts/qcom/sm8750-mtp.dts index 140a3a36d03008f700bb54ca52f437f81e6c68e2..bd0918e8a7a7e03530eea577c7609454fecfdaf7 100644 --- a/arch/arm64/boot/dts/qcom/sm8750-mtp.dts +++ b/arch/arm64/boot/dts/qcom/sm8750-mtp.dts @@ -853,6 +853,48 @@ &lpass_vamacro { qcom,dmic-sample-rate = <4800000>; }; +&mdss { + status = "okay"; +}; + +&mdss_dsi0 { + vdda-supply = <&vreg_l3g_1p2>; + + status = "okay"; + + panel@0 { + compatible = "novatek,nt37801"; + reg = <0>; + + reset-gpios = <&tlmm 98 GPIO_ACTIVE_LOW>; + + vddio-supply = <&vreg_l12b_1p8>; + vci-supply = <&vreg_l13b_3p0>; + vdd-supply = <&vreg_l11b_1p0>; + + pinctrl-0 = <&disp0_reset_n_active>, <&mdp_vsync_active>; + pinctrl-1 = <&disp0_reset_n_suspend>, <&mdp_vsync_suspend>; + pinctrl-names = "default", "sleep"; + + port { + panel0_in: endpoint { + remote-endpoint = <&mdss_dsi0_out>; + }; + }; + }; +}; + +&mdss_dsi0_out { + remote-endpoint = <&panel0_in>; + data-lanes = <0 1 2 3>; +}; + +&mdss_dsi0_phy { + vdds-supply = <&vreg_l3i_0p88>; + + status = "okay"; +}; + &pm8550_flash { status = "okay"; @@ -1078,6 +1120,34 @@ spkr_1_sd_n_active: spkr-1-sd-n-active-state { }; &tlmm { + disp0_reset_n_active: disp0-reset-n-active-state { + pins = "gpio98"; + function = "gpio"; + drive-strength = <8>; + bias-disable; + }; + + disp0_reset_n_suspend: disp0-reset-n-suspend-state { + pins = "gpio98"; + function = "gpio"; + drive-strength = <2>; + bias-pull-down; + }; + + mdp_vsync_active: mdp-vsync-active-state { + pins = "gpio86"; + function = "mdp_vsync"; + drive-strength = <2>; + bias-pull-down; + }; + + mdp_vsync_suspend: mdp-vsync-suspend-state { + pins = "gpio86"; + function = "mdp_vsync"; + drive-strength = <2>; + bias-pull-down; + }; + wcd_default: wcd-reset-n-active-state { pins = "gpio101"; function = "gpio";