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| /openbmc/linux/drivers/dma/ |
| H A D | imx-sdma.c | diff 941acd566b1807b291bbdca31cc5158e26ffcf83 Fri Mar 29 10:21:29 CDT 2019 Angus Ainslie (Purism) <angus@akkea.ca> dmaengine: imx-sdma: Only check ratio on parts that support 1:1
On imx8mq B0 chip, AHB/SDMA clock ratio 2:1 can't be supported,
since SDMA clock ratio has to be increased to 250Mhz, AHB can't reach
to 500Mhz, so use 1:1 instead.
To limit this change to the imx8mq for now this patch also adds an
im8mq-sdma compatible string.
Signed-off-by: Angus Ainslie (Purism) <angus@akkea.ca>
Acked-by: Robin Gong <yibin.gong@nxp.com>
Signed-off-by: Vinod Koul <vkoul@kernel.org>
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