linux-kernel - [PATCH 0/2] arm64: sunxi: a523: Enable Mali GPU

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Message-ID: <20250706025625.2707073-1-iuncuim@gmail.com>
Date: Sun,  6 Jul 2025 10:56:21 +0800
From: iuncuim <iuncuim@...il.com>
To: Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Chen-Yu Tsai <wens@...e.org>,
	Andre Przywara <andre.przywara@....com>,
	Jernej Skrabec <jernej.skrabec@...il.com>,
	Samuel Holland <samuel@...lland.org>
Cc: devicetree@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	linux-sunxi@...ts.linux.dev,
	linux-kernel@...r.kernel.org
Subject: [PATCH 0/2] arm64: sunxi: a523: Enable Mali GPU

From: Mikhail Kalashnikov <iuncuim@...il.com>

This patch adds gpu support on devices with a523 processor. Since there is
no support for image output yet, the gpu is disabled after boot up.

$ dmesg | grep panfrost
[    3.826968] panfrost 1800000.gpu: clock rate = 432000000
[    3.832305] panfrost 1800000.gpu: bus_clock rate = 200000000
[    3.838353] panfrost 1800000.gpu: mali-g57 id 0x9091 major 0x0 minor 0x1
               status 0x0
[    3.846050] panfrost 1800000.gpu: features: 00000000,000019f7, issues:
               00000001,80000400
[    3.854134] panfrost 1800000.gpu: Features: L2:0x07110206 Shader:0x00000000
               Tiler:0x00000809 Mem:0x1 MMU:0x00002830 AS:0xff JS:0x7
[    3.866011] panfrost 1800000.gpu: shader_present=0x1 l2_present=0x1
[    3.874108] [drm] Initialized panfrost 1.3.0 for 1800000.gpu on minor 0

Tested on x96qproplus and walnutpi 2b devices.

Based on v6.16-rc4 with patches:
https://lore.kernel.org/all/20250628054438.2864220-1-wens@kernel.org
https://lore.kernel.org/linux-sunxi/20250628161608.3072968-1-wens@kernel.org
https://lore.kernel.org/linux-sunxi/20250627152918.2606728-1-wens@kernel.org/


iuncuim (2):
  arm64: dts: allwinner: a523: add Mali GPU node
  arm64: dts: allwinner: a523: enable Mali GPU for all boards

 arch/arm64/boot/dts/allwinner/sun55i-a523.dtsi    | 15 +++++++++++++++
 .../boot/dts/allwinner/sun55i-a527-cubie-a5e.dts  |  5 +++++
 .../boot/dts/allwinner/sun55i-h728-x96qpro+.dts   |  5 +++++
 .../boot/dts/allwinner/sun55i-t527-avaota-a1.dts  |  5 +++++
 .../dts/allwinner/sun55i-t527-orangepi-4a.dts     |  5 +++++
 5 files changed, 35 insertions(+)

-- 
2.50.0