[ARM] 4303/3: base kernel support for TI DaVinci

Add base kernel support for the TI DaVinci platform.

This patch only includes interrupts, timers, CPU identification,
serial support and basic power and sleep controller init.  More
drivers to come.

Signed-off-by: Kevin Hilman <khilman@mvista.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

1 files changed, 35 insertions, 0 deletions

diff --git a/include/asm-arm/arch-davinci/uncompress.h b/include/asm-arm/arch-davinci/uncompress.h
new file mode 100644
index 000000000000..f6d1570f7206
--- /dev/null
+++ b/include/asm-arm/arch-davinci/uncompress.h
@@ -0,0 +1,35 @@
+/*
+ * Serial port stubs for kernel decompress status messages
+ *
+ *  Author:     Anant Gole
+ * (C) Copyright (C) 2006, Texas Instruments, Inc
+ *
+ * This file is licensed under the terms of the GNU General Public License
+ * version 2. This program is licensed "as is" without any warranty of any
+ * kind, whether express or implied.
+ */
+
+#include <linux/types.h>
+#include <linux/serial_reg.h>
+#include <asm/arch/serial.h>
+
+/* PORT_16C550A, in polled non-fifo mode */
+
+static void putc(char c)
+{
+        volatile u32 *uart = (volatile void *) DAVINCI_UART0_BASE;
+
+        while (!(uart[UART_LSR] & UART_LSR_THRE))
+                barrier();
+        uart[UART_TX] = c;
+}
+
+static inline void flush(void)
+{
+        volatile u32 *uart = (volatile void *) DAVINCI_UART0_BASE;
+        while (!(uart[UART_LSR] & UART_LSR_THRE))
+                barrier();
+}
+
+#define arch_decomp_setup()
+#define arch_decomp_wdog()