[PATCH v3 0/2] arm64: dts: qcom: Add GPI DMA support for sc8280xp
From: Pengyu Luo <mitltlatltl@gmail.com>
Date: 2025-06-17 09:00:57
Also in:
linux-arm-msm, linux-devicetree, lkml
This series adds GPI DMA support for the sc8280xp platform. This option is required only on devices where the touch panel is connected over SPI. base-commit: 176e917e010cb7dcc605f11d2bc33f304292482b Signed-off-by: Pengyu Luo <mitltlatltl@gmail.com> --- Changes in v3: - fix shifted dma channels - do not enable this on devices without connected SPI slave devices. - Link to v2: https://lore.kernel.org/linux-arm-msm/20250612075724.707457-1-mitltlatltl@gmail.com (local) Changes in v2: - document dt-bindings (Dmitry) - use describe in commit message (Eugen) - enable it for sc8280xp based devices - Link to v1: https://lore.kernel.org/linux-arm-msm/20250605054208.402581-1-mitltlatltl@gmail.com (local) Pengyu Luo (2): dt-bindings: dma: qcom,gpi: Document the sc8280xp GPI DMA engine arm64: dts: qcom: sc8280xp: Describe GPI DMA controller nodes .../devicetree/bindings/dma/qcom,gpi.yaml | 1 + arch/arm64/boot/dts/qcom/sc8280xp.dtsi | 368 ++++++++++++++++++ 2 files changed, 369 insertions(+) -- 2.49.0