forked from ~ljy/RK356X_SDK_RELEASE

hc
2024-05-13 9d77db3c730780c8ef5ccd4b66403ff5675cfe4e
kernel/Documentation/devicetree/bindings/dma/adi,axi-dmac.txt
....@@ -1,4 +1,4 @@
1
-Analog Device AXI-DMAC DMA controller
1
+Analog Devices AXI-DMAC DMA controller
22
33 Required properties:
44 - compatible: Must be "adi,axi-dmac-1.00.a".
....@@ -18,7 +18,6 @@
1818
1919 Required channel sub-node properties:
2020 - reg: Which channel this node refers to.
21
- - adi,length-width: Width of the DMA transfer length register.
2221 - adi,source-bus-width,
2322 adi,destination-bus-width: Width of the source or destination bus in bits.
2423 - adi,source-bus-type,
....@@ -28,7 +27,8 @@
2827 1 (AXI_DMAC_TYPE_AXI_STREAM): Streaming AXI interface
2928 2 (AXI_DMAC_TYPE_AXI_FIFO): FIFO interface
3029
31
-Optional channel properties:
30
+Deprecated optional channel properties:
31
+ - adi,length-width: Width of the DMA transfer length register.
3232 - adi,cyclic: Must be set if the channel supports hardware cyclic DMA
3333 transfers.
3434 - adi,2d: Must be set if the channel supports hardware 2D DMA transfers.