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ARM: dts: vt8500: Add VIA APC Rock/Paper board

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APC Rock is a development board based on WonderMedia WM8590 released
around 2013. Paper is the same board, but with the VGA port left
unpopulated, and shipped with a recycled cardboard case

Its hardware includes:
* Single-core Cortex-A9 CPU at 800 MHz
* 512MB DDR3 RAM
* 4GB NAND flash
* 8MB SPI NOR flash
* ARM Mali-400 GPU
* HDMI output (type A) capable of 1080p
* VGA output (on Rock, but not on Paper)
* 2x USB 2.0 type A
* 1x USB 2.0 OTG (microUSB connector)
* microSD slot
* 10/100M Ethernet
* 3.5mm minijack connector with combined headphones/mic
* Half-height miniPCIe slot (with only USB 2.0 signals)

Signed-off-by: Alexey Charkov <alchark@gmail.com>
Link: https://lore.kernel.org/r/20250425-apc_paper_binding-v5-2-3aef49e97332@gmail.com
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
This commit is contained in:
Alexey Charkov 2025-04-25 19:02:23 +04:00 • committed by Krzysztof Kozlowski
parent 3e96de394c
commit 22488d6bd1
3 changed files with 34 additions and 1 deletions
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3
arch/arm/boot/dts/vt8500/Makefile
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@ -4,4 +4,5 @@ dtb-$(CONFIG_ARCH_VT8500) += \
wm8505-ref.dtb \
wm8650-mid.dtb \
wm8750-apc8750.dtb \
wm8850-w70v2.dtb
wm8850-w70v2.dtb \
wm8950-apc-rock.dtb

21
arch/arm/boot/dts/vt8500/wm8950-apc-rock.dts Normal file
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@ -0,0 +1,21 @@
// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (C) 2025 Alexey Charkov <alchark@gmail.com>
*/
/dts-v1/;
/include/ "wm8950.dtsi"
/ {
model = "VIA APC Rock";
compatible = "via,apc-rock", "wm,wm8950";
memory@0 {
device_type = "memory";
reg = <0x0 0x20000000>;
};
};
&uart0 {
status = "okay";
};

11
arch/arm/boot/dts/vt8500/wm8950.dtsi Normal file
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@ -0,0 +1,11 @@
// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (C) 2025 Alexey Charkov <alchark@gmail.com>
*/
/* No differences have been discovered vs. WM8850, but chip markings differ */
/include/ "wm8850.dtsi"
/ {
compatible = "wm,wm8950";
};