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-rw-r--r--drivers/memory/Kconfig9
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/memory/Kconfig b/drivers/memory/Kconfig
index 2d91b00e3591..477f0f130e5b 100644
--- a/drivers/memory/Kconfig
+++ b/drivers/memory/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
#
# Memory devices
#
@@ -7,6 +8,14 @@ menuconfig MEMORY
if MEMORY
+config DDR
+ bool
+ help
+ Data from JEDEC specs for DDR SDRAM memories,
+ particularly the AC timing parameters and addressing
+ information. This data is useful for drivers handling
+ DDR SDRAM controllers.
+
config ARM_PL172_MPMC
tristate "ARM PL172 MPMC driver"
depends on ARM_AMBA && OF
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