skra d8730edee3 Do not use DMA channels used by GPU.
(1) The channel mask is get from "brcm,dma-channel-mask" property of
    dma node, and if not provided, from "broadcom,channels" property.
(2) Consequently, sdhci driver does not allocate any specific channel.
(3) Use CS_RESET bit for initial channel reset.

Differential Revision:    https://reviews.freebsd.org/D4303
2016-02-16 12:19:06 +00:00
..