[PATCH v4 10/11] arm64: allwinner: a64: add dma controller references to spi nodes

The spi controller nodes omit the dma controller/channel references, add it. This does not yet enable DMA for SPI transfers, as the spi-sun6i driver lacks support for DMA, but always uses PIO to the FIFO. Signed-off-by: Stefan Brüns --- Changes in v4: None Changes

[PATCH v4 10/11] arm64: allwinner: a64: add dma controller references to spi nodes

The spi controller nodes omit the dma controller/channel references, add it. This does not yet enable DMA for SPI transfers, as the spi-sun6i driver lacks support for DMA, but always uses PIO to the FIFO. Signed-off-by: Stefan Brüns --- Changes in v4: None Changes in v3: None Changes in v2: