Merge branch 'misc2' into devel

[platform/kernel/linux-arm64.git] / arch / arm / boot / compressed / misc.c

diff --git a/arch/arm/boot/compressed/misc.c b/arch/arm/boot/compressed/misc.c
index 4c663fb..d32bc71 100644 (file)
--- a/arch/arm/boot/compressed/misc.c
+++ b/arch/arm/boot/compressed/misc.c
@@ -53,6 +53,18 @@ static void icedcc_putc(int ch)
 
        asm("mcr p14, 0, %0, c0, c5, 0" : : "r" (ch));
 }
+
+#elif defined(CONFIG_CPU_V7)
+
+static void icedcc_putc(int ch)
+{
+       asm(
+       "wait:  mrc     p14, 0, pc, c0, c1, 0                   \n\
+               bcs     wait                                    \n\
+               mcr     p14, 0, %0, c0, c5, 0                   "
+       : : "r" (ch));
+}
+
 #elif defined(CONFIG_CPU_XSCALE)
 
 static void icedcc_putc(int ch)
@@ -88,7 +100,6 @@ static void icedcc_putc(int ch)
 #endif
 
 #define putc(ch)       icedcc_putc(ch)
-#define flush()        do { } while (0)
 #endif
 
 static void putstr(const char *ptr)