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Subject[PATCH] arch: avr32: include: asm: add generic ioremap_wc() definition in "io.h"
Need generic ioremap_wc(), or can not pass compiling with allmodconfig,
the related error:

CC [M] drivers/gpu/drm/drm_bufs.o
drivers/gpu/drm/drm_bufs.c: In function 'drm_addmap_core':
drivers/gpu/drm/drm_bufs.c:217: error: implicit declaration of function 'ioremap_wc'
drivers/gpu/drm/drm_bufs.c:218: warning: assignment makes pointer from integer without a cast

Signed-off-by: Chen Gang <>
arch/avr32/include/asm/io.h | 2 ++
1 file changed, 2 insertions(+)

diff --git a/arch/avr32/include/asm/io.h b/arch/avr32/include/asm/io.h
index fc6483f..4f5ec2b 100644
--- a/arch/avr32/include/asm/io.h
+++ b/arch/avr32/include/asm/io.h
@@ -295,6 +295,8 @@ extern void __iounmap(void __iomem *addr);
#define iounmap(addr) \

+#define ioremap_wc ioremap_nocache
#define cached(addr) P1SEGADDR(addr)
#define uncached(addr) P2SEGADDR(addr)


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