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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 1741EC83F22 for ; Wed, 16 Jul 2025 18:53:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:Cc:To:From: Reply-To:Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=diPrnOjtwbR3Nf2e1EEVbsiaEPZwD/tPIGD+m45hMZM=; b=bIBz44qbnMGMD8G/qCi2gb4g5B na8O5jGpXmyNa0yn+9uBIFwBsON2Ofcx0efBSzXeF1VdTO7J5ktYpCvic5y67+mRWZhz04MXc39wj zCoz8RKDUSWdxiPwM0+T19LuC9y/YXv0EdcVAea4cFfDaRugVN3Hzr7f4JSYZVG97DrYwnHNlmtKU wtf3rM3ywH7CKZvOM1wkjjNAQRoH6bf4BIQV/U81ilNNLwE9dJAvpwviP/QfPIjYhCggcMhJEtdFZ wP0ey6tL8LAPMN04mZjTNY5kV76aXemaQxwO2mF1+RwslY3alq2mzjxPRTp3kI4+eOXDiajt6Uc08 LUv8KzpQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1uc7FZ-00000008QvU-457S; Wed, 16 Jul 2025 18:53:05 +0000 Received: from gloria.sntech.de ([185.11.138.130]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1uc7D6-00000008QiI-24Om; Wed, 16 Jul 2025 18:50:33 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=sntech.de; s=gloria202408; h=Content-Transfer-Encoding:MIME-Version:References: In-Reply-To:Message-ID:Date:Subject:Cc:To:From:Reply-To:Content-Type; bh=diPrnOjtwbR3Nf2e1EEVbsiaEPZwD/tPIGD+m45hMZM=; b=gB7GdZkBwleB5Yd5Ivfsd7bizQ KeIkNBTMAuuC1SbtB0Tf12HsaLJ3d43iX4zCvKEuwKG8ysCYsgCZ5+nm5LL6abzBhWI4/9IUaHRYf 0JQPgD8QPG83TdAFk05EW63f/+rlwSi14d9b54j/iNqnMzzx6Zan46CxQNJB31LBP12UeSTcRDJZC m6z0OHXXpTFV2tWKS9acqTVt5ignm5ySKJH4JqtX6qEVndvQ7RTA0OCw8sRB8jglgaXHSq2hpm0Zt 64+Hx3GuA3HitpXpKJvAVhD9nmOKsSvWEoE5BuiRoHb915lv07FmbX7yhXu1XrLreZpinwkJoovoV Y7khAxMA==; Received: from i53875a74.versanet.de ([83.135.90.116] helo=phil..) by gloria.sntech.de with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1uc7D4-0004Hf-Cv; Wed, 16 Jul 2025 20:50:30 +0200 From: Heiko Stuebner To: heiko@sntech.de Cc: robh@kernel.org, krzk+dt@kernel.org, quentin.schulz@cherry.de, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org, damon.ding@rock-chips.com, Heiko Stuebner Subject: [PATCH 2/2] arm64: dts: rockchip: add RK3588 DP carrier from Theobroma Systems Date: Wed, 16 Jul 2025 20:50:27 +0200 Message-ID: <20250716185027.2762175-3-heiko@sntech.de> X-Mailer: git-send-email 2.47.2 In-Reply-To: <20250716185027.2762175-1-heiko@sntech.de> References: <20250716185027.2762175-1-heiko@sntech.de> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250716_115032_563968_1FBCC508 X-CRM114-Status: GOOD ( 19.80 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Heiko Stuebner The DisplayPort carrier is a very simple baseboard only providing serial, ethernet and a displayport output. But its main functionality is that it routes the Analogix eDP controller to this DisplayPort output, which allows to test that controller simply by hooking it up to a suitable monitor. The Analogix-DP controller supports eDP 1.3 and DP 1.2, so can drive both eDP displays as well as full DP monitors. It does not support DP+ so passive DP-to-HDMI adapters won't work. Signed-off-by: Heiko Stuebner --- arch/arm64/boot/dts/rockchip/Makefile | 1 + .../rk3588-tiger-displayport-carrier.dts | 118 ++++++++++++++++++ 2 files changed, 119 insertions(+) create mode 100644 arch/arm64/boot/dts/rockchip/rk3588-tiger-displayport-carrier.dts diff --git a/arch/arm64/boot/dts/rockchip/Makefile b/arch/arm64/boot/dts/rockchip/Makefile index 7946bec10670..0c915679fde6 100644 --- a/arch/arm64/boot/dts/rockchip/Makefile +++ b/arch/arm64/boot/dts/rockchip/Makefile @@ -178,6 +178,7 @@ dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3588-rock-5b-pcie-srns.dtbo dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3588-rock-5b-plus.dtb dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3588-tiger-haikou.dtb dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3588-tiger-haikou-video-demo.dtbo +dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3588-tiger-displayport-carrier.dtb dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3588-toybrick-x0.dtb dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3588-turing-rk1.dtb dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3588s-coolpi-4b.dtb diff --git a/arch/arm64/boot/dts/rockchip/rk3588-tiger-displayport-carrier.dts b/arch/arm64/boot/dts/rockchip/rk3588-tiger-displayport-carrier.dts new file mode 100644 index 000000000000..5bd79877194a --- /dev/null +++ b/arch/arm64/boot/dts/rockchip/rk3588-tiger-displayport-carrier.dts @@ -0,0 +1,118 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) +/* + * Copyright (c) 2024 Cherry Embedded Solutions GmbH + */ + +/dts-v1/; +#include +#include "rk3588-tiger.dtsi" + +/ { + model = "Theobroma Systems RK3588-Q7 SoM on Tiger Displayport Carrier v1"; + compatible = "tsd,rk3588-tiger-displayport-carrier", "tsd,rk3588-tiger", "rockchip,rk3588"; + + chosen { + stdout-path = "serial2:115200n8"; + }; + + dp-connector { + compatible = "dp-connector"; + dp-pwr-supply = <&vcc3v3_baseboard>; + label = "dp0"; + type = "full-size"; + + /* Q7_DP_HPD# but Q7_HDMI_HPD# could be used too */ + hpd-gpios = <&gpio4 RK_PB5 GPIO_ACTIVE_LOW>; + pinctrl-0 = <&edp0_hpd_l>; + pinctrl-names = "default"; + + port { + dp_con_in: endpoint { + remote-endpoint = <&edp0_out_con>; + }; + }; + }; + + vcc3v3_baseboard: regulator-vcc3v3-baseboard { + compatible = "regulator-fixed"; + regulator-name = "vcc3v3_baseboard"; + regulator-always-on; + regulator-boot-on; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + vin-supply = <&vcc5v0_baseboard>; + }; + + vcc5v0_baseboard: regulator-vcc5v0-baseboard { + compatible = "regulator-fixed"; + regulator-name = "vcc5v0_baseboard"; + regulator-always-on; + regulator-boot-on; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + }; +}; + +&edp0 { + /* + * Note that this board doesn't respect Q7 standard as Q7 has + * lane 2 of HDMI on the same pin as lane 0 of DP and lane 0 of HDMI + * on lane 2 of DP but this board uses HDMI lane numbering instead of + * DP lane numbering for its DP lanes. + * + * It should be possible to match Q7 standard if required by requesting + * the eDPTX controller to swap lanes with: + * + * data-lanes = <2 1 0 3>; + */ + + status = "okay"; +}; + +&edp0_in { + edp0_in_vp2: endpoint { + remote-endpoint = <&vp2_out_edp0>; + }; +}; + +&edp0_out { + edp0_out_con: endpoint { + remote-endpoint = <&dp_con_in>; + }; +}; + +&gmac0 { + status = "okay"; +}; + +&hdptxphy0 { + status = "okay"; +}; + +&pinctrl { + edp0 { + edp0_hpd_l: edp0-hpd-l-pin { + rockchip,pins = <4 RK_PB5 RK_FUNC_GPIO &pcfg_pull_up>; + }; + }; +}; + +&uart2 { + pinctrl-0 = <&uart2m2_xfer>; + status = "okay"; +}; + +&vop { + status = "okay"; +}; + +&vop_mmu { + status = "okay"; +}; + +&vp2 { + vp2_out_edp0: endpoint@ROCKCHIP_VOP2_EP_EDP0 { + reg = ; + remote-endpoint = <&edp0_in_vp2>; + }; +}; -- 2.47.2