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imx: cortexa53: enable DMA contiguous memory allocator

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Enable and configure DMA contiguous memory allocator. Without this
CMA itself will be disabled.

Fixes: ae8bf1a26e ("imx: add imx8m support")
Signed-off-by: Tim Harvey <tharvey@gateworks.com>
Link: https://github.com/openwrt/openwrt/pull/21950
Signed-off-by: Robert Marko <robimarko@gmail.com>
(cherry picked from commit eef354ff34)
This commit is contained in:
Tim Harvey 2026-02-09 09:30:10 -08:00 committed by Robert Marko
parent 224c99bad7
commit 087504e7bd
1 changed files with 7 additions and 1 deletions
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8
target/linux/imx/cortexa53/config-default
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@ -65,7 +65,13 @@ CONFIG_CRYPTO_SHA512_ARM64_CE=y
# CONFIG_DEVFREQ_GOV_SIMPLE_ONDEMAND is not set
CONFIG_DEVFREQ_GOV_USERSPACE=y
# CONFIG_DEVFREQ_THERMAL is not set
# CONFIG_DMA_CMA is not set
CONFIG_DMA_CMA=y
CONFIG_CMA_SIZE_MBYTES=32
CONFIG_CMA_SIZE_SEL_MBYTES=y
# CONFIG_CMA_SIZE_SEL_PERCENTAGE is not set
# CONFIG_CMA_SIZE_SEL_MIN is not set
# CONFIG_CMA_SIZE_SEL_MAX is not set
CONFIG_CMA_ALIGNMENT=8
CONFIG_DMA_DIRECT_REMAP=y
# CONFIG_DRM_IMX_DCSS is not set
CONFIG_DUMMY_CONSOLE=y