Add SDMA firmware

Change-Id: I1d2e2fc799f403d2627386c38ed96ff2022770a9
diff --git a/imx/sdma/sdma-imx7d.bin b/imx/sdma/sdma-imx7d.bin
new file mode 100644
index 0000000..ea847c5
--- /dev/null
+++ b/imx/sdma/sdma-imx7d.bin
Binary files differ