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/linux-6.14.4/arch/arm64/boot/dts/st/
Dstm32mp251.dtsi164 hpdma: dma-controller@40400000 { label
249 dmas = <&hpdma 51 0x43 0x12>,
250 <&hpdma 52 0x43 0x21>;
264 dmas = <&hpdma 51 0x20 0x3012>,
265 <&hpdma 52 0x20 0x3021>;
279 dmas = <&hpdma 53 0x43 0x12>,
280 <&hpdma 54 0x43 0x21>;
294 dmas = <&hpdma 53 0x20 0x3012>,
295 <&hpdma 54 0x20 0x3021>;
308 dmas = <&hpdma 71 0x43 0x212>,
[all …]
/linux-6.14.4/Documentation/devicetree/bindings/dma/stm32/
Dst,stm32-dma3.yaml12 It is either called LPDMA (Low Power), GPDMA (General Purpose) or HPDMA (High
16 GPDMA and HPDMA support 16 independent DMA channels, while only 4 for LPDMA.
17 GPDMA and HPDMA support 256 DMA requests from peripherals, 8 for LPDMA.