[ARM] Fix decompressor serial IO to give CRLF not LFCR

As per the corresponding change to the serial drivers, arrange
for ARM decompressors to give CRLF.  Move the common putstr code
into misc.c such that machines only need to supply "putc" and
"flush" functions.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

1 files changed, 9 insertions, 12 deletions

diff --git a/include/asm-arm/arch-integrator/uncompress.h b/include/asm-arm/arch-integrator/uncompress.h
index 3957402741d3..f61825c4d901 100644
--- a/include/asm-arm/arch-integrator/uncompress.h
+++ b/include/asm-arm/arch-integrator/uncompress.h
@@ -28,21 +28,18 @@
 /*
  * This does not append a newline
  */
-static void putstr(const char *s)
+static void putc(int c)
 {
-        while (*s) {
-                while (AMBA_UART_FR & (1 << 5));
+        while (AMBA_UART_FR & (1 << 5))
+                barrier();
 
-                AMBA_UART_DR = *s;
-
-                if (*s == '\n') {
-                        while (AMBA_UART_FR & (1 << 5));
+        AMBA_UART_DR = c;
+}
 
-                        AMBA_UART_DR = '\r';
-                }
-                s++;
-        }
-        while (AMBA_UART_FR & (1 << 3));
+static inline void flush(void)
+{
+        while (AMBA_UART_FR & (1 << 3))
+                barrier();
 }
 
 /*