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-rw-r--r--drivers/core/Kconfig10
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/core/Kconfig b/drivers/core/Kconfig
index dbfe51c6e87..00554af4995 100644
--- a/drivers/core/Kconfig
+++ b/drivers/core/Kconfig
@@ -129,6 +129,16 @@ config TPL_DM_INLINE_OFNODE
This applies to several ofnode functions (see ofnode.h) which are
seldom used. Inlining them can help reduce code size.
+config DM_DMA
+ bool "Support per-device DMA constraints"
+ depends on DM
+ default n
+ help
+ Enable this to extract per-device DMA constraints, only supported on
+ device-tree systems for now. This is needed in order translate
+ addresses on systems where different buses have different views of
+ the physical address space.
+
config REGMAP
bool "Support register maps"
depends on DM