From patchwork Tue Dec 12 12:49:11 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Nikita Travkin X-Patchwork-Id: 753161 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=trvn.ru header.i=@trvn.ru header.b="Dq2QeZSt" Received: from box.trvn.ru (box.trvn.ru [194.87.146.52]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8C729B7; Tue, 12 Dec 2023 04:49:25 -0800 (PST) Received: from authenticated-user (box.trvn.ru [194.87.146.52]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) (No client certificate requested) by box.trvn.ru (Postfix) with ESMTPSA id A5FFD41BE2; Tue, 12 Dec 2023 17:49:23 +0500 (+05) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=trvn.ru; s=mail; t=1702385364; bh=DBs7WSTRsWsDILHndJynPWxZbqbs68OouyDKWJNsV3g=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=Dq2QeZStRsBgvXeNeOCBYrOodf6o3G4/jWun3ZOswapINve/6C0SyHFDbuNzpqEVM v4AQPR/+lua6VXyzOUwYxd1rVaq26KVzXVf+c+kwGTAo4zDrDAohG6mC53Gc2Rw2Ki 63XD0vZSqCozO/1uOFFOSKkFPfzEhxwZCapeJKGABTqfWMjDXSae3LFDz8U8lhq35I B+saGvq1iokb7/MAeaVh2w9lXJ19fFGvfJaN5ikXQ5zgFDc0c1QqvO7f4YHvd/HhlK KzHIB6RIfYvJ6mKO8yjnxe/fy++Dz68oRfzdV0jccR5jhSs7MHxfKG6+nPUf9XnYKa FYl1A6UB+c1Lw== From: Nikita Travkin Date: Tue, 12 Dec 2023 17:49:11 +0500 Subject: [PATCH v2 3/3] arm64: dts: qcom: acer-aspire1: Add embedded controller Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20231212-aspire1-ec-v2-3-ca495ea0a7ac@trvn.ru> References: <20231212-aspire1-ec-v2-0-ca495ea0a7ac@trvn.ru> In-Reply-To: <20231212-aspire1-ec-v2-0-ca495ea0a7ac@trvn.ru> To: Sebastian Reichel , Rob Herring , Krzysztof Kozlowski , Conor Dooley , cros-qcom-dts-watchers@chromium.org, Andy Gross , Bjorn Andersson , Konrad Dybcio Cc: linux-pm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, Nikita Travkin X-Developer-Signature: v=1; a=openpgp-sha256; l=2154; i=nikita@trvn.ru; h=from:subject:message-id; bh=DBs7WSTRsWsDILHndJynPWxZbqbs68OouyDKWJNsV3g=; b=owEBbQKS/ZANAwAIAUMc7O4oGb91AcsmYgBleFbO4BMOxnuKYg8prK0BAmEHO7knOBgU1+LtD sxVx2hHg0CJAjMEAAEIAB0WIQTAhK9UUj+qg34uxUdDHOzuKBm/dQUCZXhWzgAKCRBDHOzuKBm/ dYeOEACYbgi/Lw+ut86oYgWpI1M/DR7uk3HEOarerIFdTww9LgdSJudP/wlTc7DX4Ppq1THDSr7 uXsY4W//1+MFSXb70CA0al9vI1UJb6g1ld9FJmvyg+GCNWnCSeDNbCLlobhcXRTUhqK6hFDAh+2 z9DExuys0gsX4loOqeRU8SgpJidN28k1XHH+9N8uVi59HmbtB/0mf3Wdr4qSYKbRy9WzxIYzjF/ 97GhkqEbKT0NT9kWO5uj286rftE9ygxo1HwBTfjSdf3ljE++d6gZDN7jlUtXhrM7bdL12IbFse+ nXrtMXjzfmscWLJgett7AcMykrIMTMaXDioz6d7o7TCFPF1scsQ8iSl/KiMEGHLw3hu4Ywgrozl F+Pkbwfl6Exv/xThaL2BRYr8iE8ZYarhfAyjMAj1LHJk3dZ5JkiNQgdhwp8UNKEYzxki9t8KtaA x5b7SFukBWjdw9uBNGkqLb7DE/YRyPWmq/uwhGdbk6PnywBsCIeyIGN6/HsL8DVl962G56GPBvS 7wM83YLn29BTkIyfjeFsOaurID0ykyXNMDj2hoDbIj6AE3hQ0eHrIzfJz7ZWCXe4+9mJ3D1pffo wLLm4KhNN3kYHe6vheFQCbgJ+CfZMcE3M+QIPEQbbjm6DHfR62IFGZ2Pn9Oeg6KF9ztr4MFHT1h yJ/wacIWwonjODg== X-Developer-Key: i=nikita@trvn.ru; a=openpgp; fpr=C084AF54523FAA837E2EC547431CECEE2819BF75 The laptop contains an embedded controller that provides a set of features: - Battery and charger monitoring - USB Type-C DP alt mode HPD monitoring - Lid status detection - Small amount of keyboard configuration* [*] The keyboard is handled by the same EC but it has a dedicated i2c bus and is already enabled. This port only provides fn key behavior configuration. Add the EC to the device tree and describe the relationship between the EC-managed type-c port and the SoC DisplayPort. Signed-off-by: Nikita Travkin --- arch/arm64/boot/dts/qcom/sc7180-acer-aspire1.dts | 40 +++++++++++++++++++++++- 1 file changed, 39 insertions(+), 1 deletion(-) diff --git a/arch/arm64/boot/dts/qcom/sc7180-acer-aspire1.dts b/arch/arm64/boot/dts/qcom/sc7180-acer-aspire1.dts index dbb48934d499..a29f542fa612 100644 --- a/arch/arm64/boot/dts/qcom/sc7180-acer-aspire1.dts +++ b/arch/arm64/boot/dts/qcom/sc7180-acer-aspire1.dts @@ -147,7 +147,25 @@ &i2c2 { clock-frequency = <400000>; status = "okay"; - /* embedded-controller@76 */ + embedded-controller@76 { + compatible = "acer,aspire1-ec"; + reg = <0x76>; + + interrupts-extended = <&tlmm 30 IRQ_TYPE_LEVEL_LOW>; + + pinctrl-0 = <&ec_int_default>; + pinctrl-names = "default"; + + connector { + compatible = "usb-c-connector"; + + port { + ec_dp_in: endpoint { + remote-endpoint = <&mdss_dp_out>; + }; + }; + }; + }; }; &i2c4 { @@ -298,6 +316,19 @@ &mdss { status = "okay"; }; +&mdss_dp { + data-lanes = <0 1>; + + vdda-1p2-supply = <&vreg_l3c_1p2>; + vdda-0p9-supply = <&vreg_l4a_0p8>; + + status = "okay"; +}; + +&mdss_dp_out { + remote-endpoint = <&ec_dp_in>; +}; + &mdss_dsi0 { vdda-supply = <&vreg_l3c_1p2>; status = "okay"; @@ -687,6 +718,13 @@ codec_irq_default: codec-irq-deault-state { bias-disable; }; + ec_int_default: ec-int-default-state { + pins = "gpio30"; + function = "gpio"; + drive-strength = <2>; + bias-disable; + }; + edp_bridge_irq_default: edp-bridge-irq-default-state { pins = "gpio11"; function = "gpio";