1 files changed, 58 insertions, 0 deletions

diff --git a/arch/arm/mach-ux500/include/mach/uncompress.h b/arch/arm/mach-ux500/include/mach/uncompress.h
new file mode 100644
index 000000000000..8552eb188b50
--- /dev/null
+++ b/arch/arm/mach-ux500/include/mach/uncompress.h
@@ -0,0 +1,58 @@
+/*
+ *  Copyright (C) 2009 ST-Ericsson
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+#ifndef __ASM_ARCH_UNCOMPRESS_H
+#define __ASM_ARCH_UNCOMPRESS_H
+
+#include <asm/setup.h>
+#include <linux/io.h>
+#include <mach/hardware.h>
+
+#define U8500_UART_DR           0x80007000
+#define U8500_UART_LCRH         0x8000702c
+#define U8500_UART_CR           0x80007030
+#define U8500_UART_FR           0x80007018
+
+static void putc(const char c)
+{
+        /* Do nothing if the UART is not enabled. */
+        if (!(readb(U8500_UART_CR) & 0x1))
+                return;
+
+        if (c == '\n')
+                putc('\r');
+
+        while (readb(U8500_UART_FR) & (1 << 5))
+                barrier();
+        writeb(c, U8500_UART_DR);
+}
+
+static void flush(void)
+{
+        if (!(readb(U8500_UART_CR) & 0x1))
+                return;
+        while (readb(U8500_UART_FR) & (1 << 3))
+                barrier();
+}
+
+static inline void arch_decomp_setup(void)
+{
+}
+
+#define arch_decomp_wdog() /* nothing to do here */
+
+#endif /* __ASM_ARCH_UNCOMPRESS_H */