| Message ID | 20250416-wmt-updates-v1-12-f9af689cdfc2@gmail.com |
|---|---|
| State | New |
| Headers | show |
| Series | ARM: vt8500: DT bindings and dts updates | expand |
diff --git a/arch/arm/boot/dts/vt8500/Makefile b/arch/arm/boot/dts/vt8500/Makefile index 255f4403af91c1d6a22416ab694b8eab44bf98a2..c5a2e57d53af4babe40fe2d79b2f8d9c1ae1b8db 100644 --- a/arch/arm/boot/dts/vt8500/Makefile +++ b/arch/arm/boot/dts/vt8500/Makefile @@ -4,4 +4,5 @@ dtb-$(CONFIG_ARCH_VT8500) += \ wm8505-ref.dtb \ wm8650-mid.dtb \ wm8750-apc8750.dtb \ - wm8850-w70v2.dtb + wm8850-w70v2.dtb \ + wm8950a-apc-rock.dtb diff --git a/arch/arm/boot/dts/vt8500/wm8950-apc-rock.dts b/arch/arm/boot/dts/vt8500/wm8950-apc-rock.dts new file mode 100644 index 0000000000000000000000000000000000000000..58b3c8deb4f20ae072bf1381f1dfa5e5adeb414a --- /dev/null +++ b/arch/arm/boot/dts/vt8500/wm8950-apc-rock.dts @@ -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"; +}; diff --git a/arch/arm/boot/dts/vt8500/wm8950.dtsi b/arch/arm/boot/dts/vt8500/wm8950.dtsi new file mode 100644 index 0000000000000000000000000000000000000000..31fba05d3c3e70b21a64d08b5cdf645102a1faf3 --- /dev/null +++ b/arch/arm/boot/dts/vt8500/wm8950.dtsi @@ -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"; +};
APC Rock is a development board based on WonderMedia WM8590 released around 2013. Paper is the same board, but with VGA port 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 output * 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 * Combined headphones/mic via 3.5mm jack connector * Half-height miniPCIe slot (with only USB 2.0 signals) Signed-off-by: Alexey Charkov <alchark@gmail.com> --- arch/arm/boot/dts/vt8500/Makefile | 3 ++- arch/arm/boot/dts/vt8500/wm8950-apc-rock.dts | 21 +++++++++++++++++++++ arch/arm/boot/dts/vt8500/wm8950.dtsi | 11 +++++++++++ 3 files changed, 34 insertions(+), 1 deletion(-)