linux-imx

MLK-22904: ARM: imx_v6_v7_defconfig: add DMA_CMA support

This is needed for VPU/MM/GPU features.
Generated by savedefconfig.

NOTE: the exist CONFIG_CMA_SIZE_MBYTES=320 option actually did not work
before due to missing CONFIG_DMA_CMA, removed it first.

Reviewed-by: Anson Huang <Anson.Huang@nxp.com>
Signed-off-by: Dong Aisheng <aisheng.dong@nxp.com>