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authorScott Jiang <scott.jiang.linux@gmail.com>2012-05-18 22:27:22 +0200
committerBob Liu <lliubbo@gmail.com>2012-07-24 07:39:48 +0200
commitc8d11a06bf8242d5d6ff86fa2514c4f50cb847fb (patch)
treee397eaf4ee43581f3217464899c7ebd1fab26155 /arch/blackfin/Kconfig
parentbf609: change ad7877 cs and irq pin (diff)
downloadlinux-c8d11a06bf8242d5d6ff86fa2514c4f50cb847fb.tar.xz
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bfin: add 32M, 16M and 8M uncached DMA region options
We need larger DMA region to support HD video. Signed-off-by: Scott Jiang <scott.jiang.linux@gmail.com> Signed-off-by: Bob Liu <lliubbo@gmail.com>
Diffstat (limited to 'arch/blackfin/Kconfig')
-rw-r--r--arch/blackfin/Kconfig6
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/blackfin/Kconfig b/arch/blackfin/Kconfig
index fef96f47876c..2baa4938d741 100644
--- a/arch/blackfin/Kconfig
+++ b/arch/blackfin/Kconfig
@@ -1009,6 +1009,12 @@ config HAVE_PWM
choice
prompt "Uncached DMA region"
default DMA_UNCACHED_1M
+config DMA_UNCACHED_32M
+ bool "Enable 32M DMA region"
+config DMA_UNCACHED_16M
+ bool "Enable 16M DMA region"
+config DMA_UNCACHED_8M
+ bool "Enable 8M DMA region"
config DMA_UNCACHED_4M
bool "Enable 4M DMA region"
config DMA_UNCACHED_2M