1 files changed, 23 insertions, 0 deletions

diff --git a/arch/arm/mach-iop13xx/include/mach/uncompress.h b/arch/arm/mach-iop13xx/include/mach/uncompress.h
new file mode 100644
index 00000000000..fa4f80522fa
--- /dev/null
+++ b/arch/arm/mach-iop13xx/include/mach/uncompress.h
@@ -0,0 +1,23 @@
+#include <asm/types.h>
+#include <linux/serial_reg.h>
+#include <mach/hardware.h>
+
+#define UART_BASE ((volatile u32 *)IOP13XX_UART1_PHYS)
+#define TX_DONE (UART_LSR_TEMT | UART_LSR_THRE)
+
+static inline void putc(char c)
+{
+        while ((UART_BASE[UART_LSR] & TX_DONE) != TX_DONE)
+                barrier();
+        UART_BASE[UART_TX] = c;
+}
+
+static inline void flush(void)
+{
+}
+
+/*
+ * nothing to do
+ */
+#define arch_decomp_setup()
+#define arch_decomp_wdog()