Documentation: bindings: dma: Add binding for dma-channel-mask

Some dma channels can be reserved for secure mode or other
hardware on the SoC, so provide a binding for a bitmask
listing the available channels for the kernel to use.

This follows the pre-existing bcm,dma-channel-mask binding.

Cc: Vinod Koul <[email protected]>
Cc: Rob Herring <[email protected]>
Cc: Mark Rutland <[email protected]>
Cc: Tanglei Han <[email protected]>
Cc: Zhuangluan Su <[email protected]>
Cc: Ryan Grachek <[email protected]>
Cc: Manivannan Sadhasivam <[email protected]>
Cc: [email protected]
Cc: [email protected]
Reviewed-by: Rob Herring <[email protected]>
Signed-off-by: John Stultz <[email protected]>
Signed-off-by: Vinod Koul <[email protected]>

0 files changed, 0 insertions, 0 deletions