From nobody Sat Oct 4 17:34:07 2025 Received: from sender4-op-o12.zoho.com (sender4-op-o12.zoho.com [136.143.188.12]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id DD6241E4BE; Thu, 14 Aug 2025 16:43:13 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=pass smtp.client-ip=136.143.188.12 ARC-Seal: i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755189795; cv=pass; b=H9s5WMtjg74F6/dbyQ0UHbuoQRJH8hBZvV/D/qAQDan9mh12yno75ItKNsJ30sEsJCQF3t3YTitjYRLg1TRES0ASYW+P5ep/DXNJ6AzKOBfGiNtcyobUw5vVrgOZBOiJ4o+5RR4Z0K7YmUz42+fsRM0yGzOFW2zTU/bYahfz/8o= ARC-Message-Signature: i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755189795; c=relaxed/simple; bh=krYJhBzYYkjDqRK8P8j4PWMkgDLHhF8N5uQrD8rvwKE=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=O3hZgDuWYNY1JOdYddqxvoVyqbtFeuXoP5Fap4gQlZg+sPQjLzHYq4aSH2hteENaCVwyT1qndS6lop/cCJGmojOmbMqMaPl12qb8vj9hXt6/93Bc3Dz1Fq/zjgw+6vURWZRj13OEhKY8OD+Uako56Q/f2T7z84w+9aWtkL1v9V8= ARC-Authentication-Results: i=2; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=icenowy.me; spf=pass smtp.mailfrom=icenowy.me; dkim=pass (2048-bit key) header.d=icenowy.me header.i=uwu@icenowy.me header.b=EpgBbQHa; arc=pass smtp.client-ip=136.143.188.12 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=icenowy.me Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=icenowy.me Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=icenowy.me header.i=uwu@icenowy.me header.b="EpgBbQHa" ARC-Seal: i=1; a=rsa-sha256; t=1755189764; cv=none; d=zohomail.com; s=zohoarc; b=GjyjxnI+vF7nf+vcXqV0H+9X+Y2LbJA0lMoIf8ZsiXvnyFvY1myhixwNEiC0OaNfuyqEIsk9E7Okw2EfJjNkyhLjvGWrmby5IK/qTB7NhSqfenB1v8caVAT5YxFpKolTkmNhywGB4fYIbHgOIVyunaWdR6z9AuxvJhZPpLzd6uQ= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1755189764; h=Content-Transfer-Encoding:Cc:Cc:Date:Date:From:From:In-Reply-To:MIME-Version:Message-ID:References:Subject:Subject:To:To:Message-Id:Reply-To; bh=VqDoPccRJR3+HUqswVJ868xVxgAyLML/1e/8wWdRzig=; b=EpbJIRMIUW7xLVPNRq0yGeqnEj2n6bbaDLptRCohskSjL1gp3k1WWQRpwXpOz87CLoav1X7dJS3XTVCfXY6LwQHPrOdEpQKFjTWAoeK6GmnhTLPgORyciKqeFK7vRPhlHW5LzXQDMnvVRQPzJtaDXrm0VBURLzjUzbVNjc7s41o= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass header.i=icenowy.me; spf=pass smtp.mailfrom=uwu@icenowy.me; dmarc=pass header.from= DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; t=1755189764; s=zmail2; d=icenowy.me; i=uwu@icenowy.me; h=From:From:To:To:Cc:Cc:Subject:Subject:Date:Date:Message-ID:In-Reply-To:References:MIME-Version:Content-Transfer-Encoding:Message-Id:Reply-To; bh=VqDoPccRJR3+HUqswVJ868xVxgAyLML/1e/8wWdRzig=; b=EpgBbQHayPxU8xSs+Itgg8gvuKJpMnt8tG9Ie0b4WzyJEoo0vX0vMCZPylAaHm8r xOIOVVidQms2FYKDC/uk1micvtQmIfWvilQQAsb1ozuc8UJrOTqK4U026WUuYicDdmy VEXxHIY+/HzRlw6V4EUfm1QT+jWaN8YzrvXgqtc6BAOlDVduHb9xoBVHngHZT2QJOrm ppvYcMLRwG2WWTmANcH91gj8mWjVd8X283vXAFnXTml2bzxXyBph4p39rxX0SuE9Lkj NyB4I5E494x3aukqB3sdO2bFlKxuonnIWfJDOxqArwPLVxNHIQTGy4SPp/OF/Uxq67y vsOZT7h+xw== Received: by mx.zohomail.com with SMTPS id 1755189763117644.8149878497185; Thu, 14 Aug 2025 09:42:43 -0700 (PDT) From: Icenowy Zheng To: Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Drew Fustini , Guo Ren , Fu Wei , Philipp Zabel , Heiko Stuebner , Andrzej Hajda , Neil Armstrong , Robert Foss , Laurent Pinchart , Jonas Karlman , Jernej Skrabec , Michal Wilczynski Cc: Han Gao , Yao Zi , dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org, Icenowy Zheng Subject: [RFC PATCH 6/8] riscv: dts: thead: add DPU and HDMI device tree nodes Date: Fri, 15 Aug 2025 00:40:46 +0800 Message-ID: <20250814164048.2336043-7-uwu@icenowy.me> X-Mailer: git-send-email 2.50.1 In-Reply-To: <20250814164048.2336043-1-uwu@icenowy.me> References: <20250814164048.2336043-1-uwu@icenowy.me> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-ZohoMailClient: External Content-Type: text/plain; charset="utf-8" T-Head TH1520 SoC contains a Verisilicon DC8200 display controller (called DPU in manual) and a Synopsys DesignWare HDMI TX controller. Add device tree nodes to them. Signed-off-by: Icenowy Zheng --- arch/riscv/boot/dts/thead/th1520.dtsi | 70 +++++++++++++++++++++++++++ 1 file changed, 70 insertions(+) diff --git a/arch/riscv/boot/dts/thead/th1520.dtsi b/arch/riscv/boot/dts/th= ead/th1520.dtsi index 42724bf7e90e0..13a6de742b9f7 100644 --- a/arch/riscv/boot/dts/thead/th1520.dtsi +++ b/arch/riscv/boot/dts/thead/th1520.dtsi @@ -513,6 +513,76 @@ clk_vo: clock-controller@ffef528050 { #clock-cells =3D <1>; }; =20 + hdmi: hdmi@ffef540000 { + compatible =3D "thead,th1520-dw-hdmi"; + reg =3D <0xff 0xef540000 0x0 0x40000>; + reg-io-width =3D <4>; + interrupts =3D <111 IRQ_TYPE_LEVEL_HIGH>; + clocks =3D <&clk_vo CLK_HDMI_PCLK>, + <&clk_vo CLK_HDMI_SFR>, + <&clk_vo CLK_HDMI_CEC>, + <&clk_vo CLK_HDMI_PIXCLK>; + clock-names =3D "iahb", "isfr", "cec", "pix"; + resets =3D <&rst TH1520_RESET_ID_HDMI>, + <&rst TH1520_RESET_ID_HDMI_APB>; + reset-names =3D "main", "apb"; + status =3D "disabled"; + + ports { + #address-cells =3D <1>; + #size-cells =3D <0>; + + port@0 { + reg =3D <0>; + + hdmi_in: endpoint { + remote-endpoint =3D <&dpu_out_dp1>; + }; + }; + + hdmi_out_port: port@1 { + reg =3D <1>; + }; + }; + }; + + dpu: display@ffef600000 { + compatible =3D "verisilicon,dc"; + reg =3D <0xff 0xef600000 0x0 0x100000>; + interrupts =3D <93 IRQ_TYPE_LEVEL_HIGH>; + clocks =3D <&clk_vo CLK_DPU_CCLK>, + <&clk_vo CLK_DPU_ACLK>, + <&clk_vo CLK_DPU_HCLK>, + <&clk_vo CLK_DPU_PIXELCLK0>, + <&clk_vo CLK_DPU_PIXELCLK1>; + clock-names =3D "core", "axi", "ahb", "pix0", "pix1"; + resets =3D <&rst TH1520_RESET_ID_DPU_CORE>, + <&rst TH1520_RESET_ID_DPU_AXI>, + <&rst TH1520_RESET_ID_DPU_AHB>; + reset-names =3D "core", "axi", "ahb"; + status =3D "disabled"; + + ports { + #address-cells =3D <1>; + #size-cells =3D <0>; + + dpu_port0: port@0 { + reg =3D <0>; + }; + + dpu_port1: port@1 { + reg =3D <1>; + #address-cells =3D <1>; + #size-cells =3D <0>; + + dpu_out_dp1: endpoint@1 { + reg =3D <1>; + remote-endpoint =3D <&hdmi_in>; + }; + }; + }; + }; + dmac0: dma-controller@ffefc00000 { compatible =3D "snps,axi-dma-1.01a"; reg =3D <0xff 0xefc00000 0x0 0x1000>; --=20 2.50.1