On Wed, Nov 22, 2023 at 3:27 PM Binbin Zhou <zhoubinbin@xxxxxxxxxxx> wrote: > > Hi all: > > This patchset introduces you to the LS2X apbdma controller. > > The Loongson LS2X APB DMA controller is available on Loongson-2K chips. > It is a single-channel, configurable DMA controller IP core based on the > AXI bus, whose main function is to integrate DMA functionality on a chip > dedicated to carrying data between memory and peripherals in APB bus > (e.g. nand). Hi Vinod: Gentle ping. Any comments on this series of patches? Thanks. Binbin > > Thanks. > > ---- > V5: > patch(2/2): > - Rebase on dmaengine/next; > - Annotate struct ls2x_dma_sg with __counted_by; > - .remove()->.remove_new(); > - Drop duplicate assignments in ls2x_dma_chan_init(). > > Link to V4: > https://lore.kernel.org/all/cover.1691647870.git.zhoubinbin@xxxxxxxxxxx/ > > V4: > patch(2/2) > - Drop linux/of_device.h; > - Meaningful parameter name for ls2x_dma_fill_desc(): i->sg_index; > - Check the slave config and reject invalid configurations; > - Update data width handle; > - Use generic xlate: of_dma_xlate_by_chan_id(). > > Link to V3: > https://lore.kernel.org/dmaengine/cover.1689075791.git.zhoubinbin@xxxxxxxxxxx/ > > V3: > patch(1/2) > - Add clocks property; > - Drop dma-channels property, for we are single-channel dmac. > patch(2/2) > - Add clk support. > > Link to V2: > https://lore.kernel.org/dmaengine/cover.1686192243.git.zhoubinbin@xxxxxxxxxxx/ > > V2: > patch(1/2) > - Minor changes from Conor; > - Add Reviewed-by tag. > patch(2/2) > - Fix build errors from lkp@xxxxxxxxx. > > Link to V1: > https://lore.kernel.org/dmaengine/cover.1685448898.git.zhoubinbin@xxxxxxxxxxx/ > > Binbin Zhou (2): > dt-bindings: dmaengine: Add Loongson LS2X APB DMA controller > dmaengine: ls2x-apb: new driver for the Loongson LS2X APB DMA > controller > > .../bindings/dma/loongson,ls2x-apbdma.yaml | 62 ++ > MAINTAINERS | 7 + > drivers/dma/Kconfig | 14 + > drivers/dma/Makefile | 1 + > drivers/dma/ls2x-apb-dma.c | 705 ++++++++++++++++++ > 5 files changed, 789 insertions(+) > create mode 100644 Documentation/devicetree/bindings/dma/loongson,ls2x-apbdma.yaml > create mode 100644 drivers/dma/ls2x-apb-dma.c > > -- > 2.39.3 >
