[ARM] Add support for ARM RealView board

Support for RealView EB.

Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

1 files changed, 54 insertions, 0 deletions

diff --git a/include/asm-arm/arch-realview/uncompress.h b/include/asm-arm/arch-realview/uncompress.h
new file mode 100644
index 000000000000..b5e4d360665b
--- /dev/null
+++ b/include/asm-arm/arch-realview/uncompress.h
@@ -0,0 +1,54 @@
+/*
+ *  linux/include/asm-arm/arch-realview/uncompress.h
+ *
+ *  Copyright (C) 2003 ARM Limited
+ *
+ * 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
+ */
+#include <asm/hardware.h>
+
+#define AMBA_UART_DR    (*(volatile unsigned char *) (REALVIEW_UART0_BASE + 0x00))
+#define AMBA_UART_LCRH  (*(volatile unsigned char *) (REALVIEW_UART0_BASE + 0x2c))
+#define AMBA_UART_CR    (*(volatile unsigned char *) (REALVIEW_UART0_BASE + 0x30))
+#define AMBA_UART_FR    (*(volatile unsigned char *) (REALVIEW_UART0_BASE + 0x18))
+
+/*
+ * This does not append a newline
+ */
+static void putstr(const char *s)
+{
+        while (*s) {
+                while (AMBA_UART_FR & (1 << 5))
+                        barrier();
+
+                AMBA_UART_DR = *s;
+
+                if (*s == '\n') {
+                        while (AMBA_UART_FR & (1 << 5))
+                                barrier();
+
+                        AMBA_UART_DR = '\r';
+                }
+                s++;
+        }
+        while (AMBA_UART_FR & (1 << 3))
+                barrier();
+}
+
+/*
+ * nothing to do
+ */
+#define arch_decomp_setup()
+#define arch_decomp_wdog()