linux-kernel - Re: [PATCH v6 6/9] riscv: dts: thead: add DPU and HDMI device tree nodes

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Message-ID: <aXpnGA80OYY+aoMy@x1>
Date: Wed, 28 Jan 2026 11:44:24 -0800
From: Drew Fustini <fustini@...nel.org>
To: Icenowy Zheng <zhengxingda@...as.ac.cn>
Cc: Andrzej Hajda <andrzej.hajda@...el.com>,
	Neil Armstrong <neil.armstrong@...aro.org>,
	Robert Foss <rfoss@...nel.org>,
	Laurent Pinchart <Laurent.pinchart@...asonboard.com>,
	Jonas Karlman <jonas@...boo.se>,
	Jernej Skrabec <jernej.skrabec@...il.com>,
	Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
	Maxime Ripard <mripard@...nel.org>,
	Thomas Zimmermann <tzimmermann@...e.de>,
	David Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>, Guo Ren <guoren@...nel.org>,
	Fu Wei <wefu@...hat.com>, Philipp Zabel <p.zabel@...gutronix.de>,
	Dmitry Baryshkov <lumag@...nel.org>,
	Michal Wilczynski <m.wilczynski@...sung.com>,
	Luca Ceresoli <luca.ceresoli@...tlin.com>,
	Han Gao <rabenda.cn@...il.com>, Yao Zi <ziyao@...root.org>,
	linux-kernel@...r.kernel.org, dri-devel@...ts.freedesktop.org,
	devicetree@...r.kernel.org, linux-riscv@...ts.infradead.org,
	Icenowy Zheng <uwu@...nowy.me>, Han Gao <gaohan@...as.ac.cn>
Subject: Re: [PATCH v6 6/9] riscv: dts: thead: add DPU and HDMI device tree
 nodes

On Wed, Jan 28, 2026 at 10:52:23AM -0800, Drew Fustini wrote:
> On Fri, Jan 23, 2026 at 05:28:27PM +0800, Icenowy Zheng wrote:
> > From: Icenowy Zheng <uwu@...nowy.me>
> > 
> > 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 <uwu@...nowy.me>
> > Signed-off-by: Icenowy Zheng <zhengxingda@...as.ac.cn>
> > Tested-by: Han Gao <gaohan@...as.ac.cn>
> > Tested-by: Michal Wilczynski <m.wilczynski@...sung.com>
> > ---
> > No changes since v4.
> > 
> > Changes in v3:
> > - Adapting to the changed binding.
> > 
> > No changes in v2.
> > 
> >  arch/riscv/boot/dts/thead/th1520.dtsi | 66 +++++++++++++++++++++++++++
> >  1 file changed, 66 insertions(+)
> 
> Reviewed-by: Drew Fustini <fustini@...nel.org>

I've applied this to tenstorrent-dt-for-next

https://git.kernel.org/pub/scm/linux/kernel/git/fustini/linux.git/commit/?h=tenstorrent-dt-for-next&id=b6a400f45aaf391d15d70758df207bbf5a63811e

Hopefully we can get some testing done once the driver patches hit next.

Thanks,
Drew