[PATCH v4 0/4] arm64: dts: allwinner: Add Anbernic RG35XX (Plus/H/2024) support

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Further revised patchset based on review with many more corrections to regulators and formatting. Thanks to all reviewers.
Changelog inline, original cover below.

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The Anbernic RG35XX is a family of handheld gaming devices. There are 4 variants, of which 3 using the Allwinner H700 chip are covered by this patchset. The fourth (released first and named simply RG35XX) uses an Actions Semiconductor ATM7039s which is a 32-bit Cortex-A9 chip with no mainline support and is not covered.

Common features (RG35XX-2024):
- Allwinner H700 @ 1.5GHz (H616 variant exposing RGB LCD and NMI pins, with 4x Cortex-A53 Cores and a Mali G31 GPU)
- 1 GB LPDDR4 DRAM
- AXP717 PMIC (patches accepted in mfd-next [1])
- 3.5" 640x480 RGB LCD
- Mini-HDMI, 3.5mm audio jack, mono speaker, two microSD slots and USB-C (USB 2.0) for power.

RG35XX-Plus adds:
- RTL8821CS SDIO Wifi/BT chip

RG35XX-H (Horizontal form-factor) adds:
- RTL8821CS SDIO Wifi/BT chip
- Two analog thumbsticks
- Second USB-C port
- Stereo speaker

Patch 1 adds the DT bindings for the board names, Patch 2 adds the -2024 device as a common base, Patch 3 adds Wifi/BT support for the -Plus (and -H), and Patch 3 adds the second USB and thumbsticks for the -H. The -H is a strict superset of the -Plus, which is in turn a strict superset of the -2024, so this translates quite neatly.

LCD, HDMI, audio, and GPU support are not yet ready and relying on out-of-tree patches currently, so will be added once these drivers are mainlined.

Ryan

Signed-off-by: Ryan Walklin <ryan@xxxxxxxxxxxxx>

[1]: https://kernel.googlesource.com/pub/scm/linux/kernel/git/lee/mfd/+/d2ac3df75c3a995064cfac0171e082a30d8c4c66

Ryan Walklin (4):
  dt-bindings: arm: sunxi: document Anbernic RG35XX handheld gaming
    device variants
  arm64: dts: allwinner: h700: Add RG35XX 2024 DTS
  arm64: dts: allwinner: h700: Add RG35XX-Plus DTS
  arm64: dts: allwinner: h700: Add RG35XX-H DTS

 .../devicetree/bindings/arm/sunxi.yaml        |  15 +
 arch/arm64/boot/dts/allwinner/Makefile        |   3 +
 .../sun50i-h700-anbernic-rg35xx-2024.dts      | 347 ++++++++++++++++++
 .../sun50i-h700-anbernic-rg35xx-h.dts         |  37 ++
 .../sun50i-h700-anbernic-rg35xx-plus.dts      |  53 +++
 5 files changed, 455 insertions(+)
 create mode 100644 arch/arm64/boot/dts/allwinner/sun50i-h700-anbernic-rg35xx-2024.dts
 create mode 100644 arch/arm64/boot/dts/allwinner/sun50i-h700-anbernic-rg35xx-h.dts
 create mode 100644 arch/arm64/boot/dts/allwinner/sun50i-h700-anbernic-rg35xx-plus.dts

-- 
2.44.0





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