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[2a01:cb00:8bd:2700:a086:f61f:d085:ac55]) by smtp.gmail.com with ESMTPSA id g9sm32830263wrp.14.2021.03.30.01.35.21 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 30 Mar 2021 01:35:21 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=1gq3tSHnSw9aVXfzQgBJxuc0BvG/e1csZVMI3mejUQE=; b=ABxL5/TtDmSx/ozQApu1tTJIcorvqNexeTPLIB+Afx6XCzqAYOwD8f+3P9TVhmQVC1 AsWcBZ2KVL6Pu+3Sx6+kC28hrlXpmOQvqg72eQ9SnfSn6ZrXyCg7S6GwKofqkaqUgS0Q +Bfiz5KYdo18hlaWGxcHQh2iJeRD1NjuLtuRw3mrg0EaANTPaJc+RpRudnbFb7wSY+ls +n73wvcoR6S7/O74VT9p6iqE3PiEZihW6AiGSqXZbMlMwa3KTLt9GthFn69i897rSby2 Sz47NW7R66soD3QHY2IYpzLYLsPpw2AniJQpJOLoAED6OjUGsTYQ75CgIfnTDafp6RZT GUDg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=1gq3tSHnSw9aVXfzQgBJxuc0BvG/e1csZVMI3mejUQE=; b=sWvjrA51S4JRYGLxd/bYi7U9mRcDLqp1DcD9T4p4EgBW2As16/GKP1E13NFUlQaG1i 5q83aJvQ17R13al33/GQaCOeH8Z9Hk7mhEvlhhwx/h6qIUKRCz1Tth3gu19bi0Y/XxA9 RespRbw93O26NqUi4rrP7rsAr76p5OF1His04vqQqeL4kHwyLWyfa/S40GwVSutwpZ5N LCCFpxuTrEtyRSLnrgi7Kq25/yFrEscm2TwRzTCRHUo64fqzpzba4sI5UKoiJFD23zvc wWYzxhMS82qY/LuCTc8hsr/Mw2AqTX0zWrtSZPH0eOPR5h0xvHwfukhutNs7uqbxWCZ1 Jtog== X-Gm-Message-State: AOAM532urV+YpNJdK9XmmwnD3FuHCyJMFatkN9o+m/UvLgkAb9ky6AXL iqsuk5V8OzFmkD+MGgFsBA4= X-Google-Smtp-Source: ABdhPJyTTralJPnhk9b+D8bZwCzk5aBNI2F0/ytN+WMdZD7+a6Cj7s430Dw283jY8Pq16n+L3JMUPQ== X-Received: by 2002:a1c:bb89:: with SMTP id l131mr2910628wmf.47.1617093322192; Tue, 30 Mar 2021 01:35:22 -0700 (PDT) From: Adrien Grassein Cc: robh+dt@kernel.org, shawnguo@kernel.org, s.hauer@pengutronix.de, kernel@pengutronix.de, festevam@gmail.com, linux-imx@nxp.com, catalin.marinas@arm.com, will@kernel.org, bjorn.andersson@linaro.org, krzk@kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Adrien Grassein Subject: [PATCH v1 3/4] arm64: dts: imx8mq-nitrogen: add lt8912 MIPI-DSI to HDMI Date: Tue, 30 Mar 2021 10:35:13 +0200 Message-Id: <20210330083514.5874-4-adrien.grassein@gmail.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210330083514.5874-1-adrien.grassein@gmail.com> References: <20210330083514.5874-1-adrien.grassein@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable To: unlisted-recipients:; (no To-header on input) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Type: text/plain; charset="utf-8" Add support of the lt8912b in the DTB. This adds the support of the DB_DSIHD daugther board from Boundary Devices. Signed-off-by: Adrien Grassein --- .../boot/dts/freescale/imx8mq-nitrogen.dts | 128 ++++++++++++++++++ 1 file changed, 128 insertions(+) diff --git a/arch/arm64/boot/dts/freescale/imx8mq-nitrogen.dts b/arch/arm64= /boot/dts/freescale/imx8mq-nitrogen.dts index 7a52e247c527..1c1feaf6facd 100644 --- a/arch/arm64/boot/dts/freescale/imx8mq-nitrogen.dts +++ b/arch/arm64/boot/dts/freescale/imx8mq-nitrogen.dts @@ -34,6 +34,19 @@ power { }; }; =20 + hdmi-connector { + compatible =3D "hdmi-connector"; + ddc-i2c-bus =3D <&ddc_i2c_bus>; + label =3D "hdmi"; + type =3D "a"; + + port { + hdmi_connector_in: endpoint { + remote-endpoint =3D <<8912_out>; + }; + }; + }; + reg_usb_otg_vbus: regulator-usb-otg-vbus { compatible =3D "regulator-fixed"; pinctrl-names =3D "default"; @@ -81,6 +94,9 @@ reg_vref_5v: regulator-vref-5v { }; }; =20 +&dphy { + status =3D "okay"; +}; =20 &fec1 { pinctrl-names =3D "default"; @@ -185,6 +201,105 @@ rtc@68 { }; }; =20 +&i2c4 { + clock-frequency =3D <100000>; + pinctrl-names =3D "default"; + pinctrl-0 =3D <&pinctrl_i2c4>; + status =3D "okay"; + + pca9546: i2cmux9546@70 { + compatible =3D "nxp,pca9546"; + reg =3D <0x70>; + #address-cells =3D <1>; + #size-cells =3D <0>; + + i2c4@0 { + reg =3D <0>; + #address-cells =3D <1>; + #size-cells =3D <0>; + clock-frequency =3D <100000>; + + hdmi-bridge@48 { + compatible =3D "lontium,lt8912b"; + reg =3D <0x48> ; + reset-gpios =3D <&max7323 0 GPIO_ACTIVE_LOW>; + + ports { + #address-cells =3D <1>; + #size-cells =3D <0>; + + port@0 { + reg =3D <0>; + + hdmi_out_in: endpoint { + data-lanes =3D <1 2 3 4>; + remote-endpoint =3D <&mipi_dsi_out>; + }; + }; + + port@1 { + reg =3D <1>; + + lt8912_out: endpoint { + remote-endpoint =3D <&hdmi_connector_in>; + }; + }; + }; + }; + }; + + ddc_i2c_bus: i2c4@1 { + reg =3D <1>; + #address-cells =3D <1>; + #size-cells =3D <0>; + clock-frequency =3D <100000>; + }; + + i2c4@3 { + reg =3D <3>; + #address-cells =3D <1>; + #size-cells =3D <0>; + clock-frequency =3D <100000>; + + max7323: max7323@68 { + compatible =3D "maxim,max7323"; + pinctrl-names =3D "default"; + pinctrl-0 =3D <&pinctrl_max7323>; + gpio-controller; + reg =3D <0x68>; + #gpio-cells =3D <2>; + }; + }; + }; +}; + +&gpio3 { + max7323_intterupt { + gpio-hog; + gpios =3D <15 0>; + input; + }; +}; + +&lcdif { + status =3D "okay"; +}; + +&mipi_dsi { + status =3D "okay"; + #address-cells =3D <1>; + #size-cells =3D <0>; + + ports { + port@1 { + reg =3D <1>; + mipi_dsi_out: endpoint { + remote-endpoint =3D <&hdmi_out_in>; + }; + }; + }; +}; + &uart1 { /* console */ pinctrl-names =3D "default"; pinctrl-0 =3D <&pinctrl_uart1>; @@ -360,6 +475,19 @@ MX8MQ_IOMUXC_GPIO1_IO06_GPIO1_IO6 0x49 >; }; =20 + pinctrl_i2c4: i2c4grp { + fsl,pins =3D < + MX8MQ_IOMUXC_I2C4_SCL_I2C4_SCL 0x4000007f + MX8MQ_IOMUXC_I2C4_SDA_I2C4_SDA 0x4000007f + >; + }; + + pinctrl_max7323: max7323grp { + fsl,pins =3D < + MX8MQ_IOMUXC_NAND_RE_B_GPIO3_IO15 0x19 + >; + }; + pinctrl_reg_arm_dram: reg-arm-dramgrp { fsl,pins =3D < MX8MQ_IOMUXC_SAI5_RXD3_GPIO3_IO24 0x16 --=20 2.25.1