From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0D013C433F5 for ; Thu, 12 May 2022 20:58:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1358610AbiELU6F (ORCPT ); Thu, 12 May 2022 16:58:05 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57400 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1358554AbiELU46 (ORCPT ); Thu, 12 May 2022 16:56:58 -0400 Received: from bhuna.collabora.co.uk (bhuna.collabora.co.uk [46.235.227.227]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0818A674FF; Thu, 12 May 2022 13:56:31 -0700 (PDT) Received: from [127.0.0.1] (localhost [127.0.0.1]) (Authenticated sender: nfraprado) with ESMTPSA id C77991F458B7 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1652388984; bh=AeFfex/JVD/zQPvVyInmERUi6VeIDf4H1bEVg6p3hq4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=oelGi46TkTSVx9U5OYpY1f1QGBQpol128N84Wt7Qg+e8HbVTUcjJcRVSNBSn1qpVD zrLG45adeLt2RFtWGWLXpNbPh0hCC0w4zwZKr4PTIuoAQvBv4krIj0FNhc+IrF53dK wfL/T+rvMzMPQl6JxpEALD8vNg6iauaa7bO9TCYF/FAGSQkRKrqDqypOhS9PpT7e45 FX9N8B1rE5jpTvGW593HZWKEX2e3qqKICKqL9U/5eIvR8RXv9nRFdpYWPV/tiTqc4+ fxlkwV32OM7wYyH2LYtqB5vmuicT6WfjnbIdyrhW1ivE0ftP7gMdbK9yMBMSTCg9B9 B5qUmnoojj7RQ== From: =?UTF-8?q?N=C3=ADcolas=20F=2E=20R=2E=20A=2E=20Prado?= To: Matthias Brugger Cc: Chen-Yu Tsai , AngeloGioacchino Del Regno , kernel@collabora.com, =?UTF-8?q?N=C3=ADcolas=20F=2E=20R=2E=20A=2E=20Prado?= , Krzysztof Kozlowski , Rob Herring , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org Subject: [PATCH v3 07/16] arm64: dts: mediatek: asurada: Add ChromeOS EC Date: Thu, 12 May 2022 16:55:53 -0400 Message-Id: <20220512205602.158273-8-nfraprado@collabora.com> X-Mailer: git-send-email 2.36.1 In-Reply-To: <20220512205602.158273-1-nfraprado@collabora.com> References: <20220512205602.158273-1-nfraprado@collabora.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add support for the ChromeOS Embedded Controller present on the Asurada platform. It is connected through the SPI1 bus and offers several functionalities: base detection, PWM controller, I2C tunneling, regulators, Type-C connector management, keyboard and Smart Battery Metrics (SBS). Signed-off-by: Nícolas F. R. A. Prado Reviewed-by: AngeloGioacchino Del Regno Tested-by: Chen-Yu Tsai --- (no changes since v2) Changes in v2: - Renamed PWM subnode to avoid dt-binding warning (ec-pwm -> pwm) .../boot/dts/mediatek/mt8192-asurada.dtsi | 79 +++++++++++++++++++ 1 file changed, 79 insertions(+) diff --git a/arch/arm64/boot/dts/mediatek/mt8192-asurada.dtsi b/arch/arm64/boot/dts/mediatek/mt8192-asurada.dtsi index 4fce48d0f653..bcfa688b67f7 100644 --- a/arch/arm64/boot/dts/mediatek/mt8192-asurada.dtsi +++ b/arch/arm64/boot/dts/mediatek/mt8192-asurada.dtsi @@ -353,6 +353,14 @@ &pio { "AUD_DAT_MISO0", "AUD_DAT_MISO1"; + cros_ec_int: cros-ec-irq-default-pins { + pins-ec-ap-int-odl { + pinmux = ; + input-enable; + bias-pull-up; + }; + }; + i2c0_pins: i2c0-default-pins { pins-bus { pinmux = , @@ -432,6 +440,74 @@ &spi1 { mediatek,pad-select = <0>; pinctrl-names = "default"; pinctrl-0 = <&spi1_pins>; + + cros_ec: ec@0 { + compatible = "google,cros-ec-spi"; + reg = <0>; + interrupts-extended = <&pio 5 IRQ_TYPE_LEVEL_LOW>; + spi-max-frequency = <3000000>; + pinctrl-names = "default"; + pinctrl-0 = <&cros_ec_int>; + + #address-cells = <1>; + #size-cells = <0>; + + base_detection: cbas { + compatible = "google,cros-cbas"; + }; + + cros_ec_pwm: pwm { + compatible = "google,cros-ec-pwm"; + #pwm-cells = <1>; + + status = "disabled"; + }; + + i2c_tunnel: i2c-tunnel { + compatible = "google,cros-ec-i2c-tunnel"; + google,remote-bus = <0>; + #address-cells = <1>; + #size-cells = <0>; + }; + + mt6360_ldo3_reg: regulator@0 { + compatible = "google,cros-ec-regulator"; + reg = <0>; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <3300000>; + }; + + mt6360_ldo5_reg: regulator@1 { + compatible = "google,cros-ec-regulator"; + reg = <1>; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + }; + + typec { + compatible = "google,cros-ec-typec"; + #address-cells = <1>; + #size-cells = <0>; + + usb_c0: connector@0 { + compatible = "usb-c-connector"; + reg = <0>; + label = "left"; + power-role = "dual"; + data-role = "host"; + try-power-role = "source"; + }; + + usb_c1: connector@1 { + compatible = "usb-c-connector"; + reg = <1>; + label = "right"; + power-role = "dual"; + data-role = "host"; + try-power-role = "source"; + }; + }; + }; }; &spi5 { @@ -446,3 +522,6 @@ &spi5 { &uart0 { status = "okay"; }; + +#include +#include -- 2.36.1