[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, 11 insertions, 12 deletions

diff --git a/include/asm-arm/arch-aaec2000/uncompress.h b/include/asm-arm/arch-aaec2000/uncompress.h
index fff0c94b75c4..300f4bf3bc74 100644
--- a/include/asm-arm/arch-aaec2000/uncompress.h
+++ b/include/asm-arm/arch-aaec2000/uncompress.h
@@ -15,7 +15,7 @@
 
 #define UART(x)         (*(volatile unsigned long *)(serial_port + (x)))
 
-static void putstr( const char *s )
+static void putc(int c)
 {
         unsigned long serial_port;
         do {
@@ -28,17 +28,16 @@ static void putstr( const char *s )
                 return;
         } while (0);
 
-        for (; *s; s++) {
-                /* wait for space in the UART's transmitter */
-                while ((UART(UART_SR) & UART_SR_TxFF));
-                /* send the character out. */
-                UART(UART_DR) = *s;
-                /* if a LF, also do CR... */
-                if (*s == 10) {
-                        while ((UART(UART_SR) & UART_SR_TxFF));
-                        UART(UART_DR) = 13;
-                }
-        }
+        /* wait for space in the UART's transmitter */
+        while ((UART(UART_SR) & UART_SR_TxFF))
+                barrier();
+
+        /* send the character out. */
+        UART(UART_DR) = c;
+}
+
+static inline void flush(void)
+{
 }
 
 #define arch_decomp_setup()