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-rw-r--r--drivers/dma/imx-sdma.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/dma/imx-sdma.c b/drivers/dma/imx-sdma.c
index 1522476..4e79183 100644
--- a/drivers/dma/imx-sdma.c
+++ b/drivers/dma/imx-sdma.c
@@ -1252,6 +1252,10 @@ static void sdma_add_scripts(struct sdma_engine *sdma,
s32 *saddr_arr = (u32 *)sdma->script_addrs;
int i;
+ /* use the default firmware in ROM if missing external firmware */
+ if (!sdma->script_number)
+ sdma->script_number = SDMA_SCRIPT_ADDRS_ARRAY_SIZE_V1;
+
for (i = 0; i < sdma->script_number; i++)
if (addr_arr[i] > 0)
saddr_arr[i] = addr_arr[i];
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