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On i.MX6UL/ULL and i.MX6SX the DMA event id for the RX channel of
UART6 is '0'. To fix the broken DMA support for UART6, we change
the check for event_id0 to include '0' as a valid id.
Fixes: 1ec1e82f25 ("dmaengine: Add Freescale i.MX SDMA support")
Signed-off-by: Frieder Schrempf <[email protected]>
Reviewed-by: Fabio Estevam <[email protected]>
Cc: [email protected]
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Vinod Koul <[email protected]>