MX3: Add basic support for LogicPD i.MX31 LiteKit

This patch adds basic support for i.MX31 LiteKit by LogicPD.
With printascii() in kernel/printk.c, it boots right into the
rootfs-panic.

Note: This is a modified version of Daniel's patch to fit into this patch
stack.

> On 09.06.2008, at 17:26, Russell King - ARM Linux wrote:
>
> > I would much prefer it if board specific includes were included by the
> > code which needs them rather than in asm/arch/hardware.h.  With the
> > device model, drivers shouldn't need to include any board specific
> > includes - only the board specific C file should need it.
>
> The new version of this patch (#5102) has been uploaded to the patch
> tracker this morning.

Signed-off-by: Daniel Mack <daniel@caiaq.de>

-- 
 arch/arm/configs/mx31litekit_defconfig    | 1100 ++++++++++++++++++++++++++++++
 arch/arm/mach-mx3/Kconfig                 |    7 
 arch/arm/mach-mx3/Makefile                |    1 
 arch/arm/mach-mx3/mx31lite.c              |   96 ++
 include/asm-arm/arch-mxc/board-mx31lite.h |   38 +
 include/asm-arm/arch-mxc/debug-macro.S    |    3 
 6 files changed, 1245 insertions(+)

2 files changed, 41 insertions, 0 deletions

diff --git a/include/asm-arm/arch-mxc/board-mx31lite.h b/include/asm-arm/arch-mxc/board-mx31lite.h
new file mode 100644
index 000000000000..e4e5cf5ad7db
--- /dev/null
+++ b/include/asm-arm/arch-mxc/board-mx31lite.h
@@ -0,0 +1,38 @@
+/*
+ * Copyright 2007 Freescale Semiconductor, Inc. All Rights Reserved.
+ */
+
+/*
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef __ASM_ARCH_MXC_BOARD_MX31LITE_H__
+#define __ASM_ARCH_MXC_BOARD_MX31LITE_H__
+
+#define MXC_MAX_EXP_IO_LINES    16
+
+
+/*
+ * Memory Size parameters
+ */
+
+/*
+ * Size of SDRAM memory
+ */
+#define SDRAM_MEM_SIZE          SZ_128M
+/*
+ * Size of MBX buffer memory
+ */
+#define MXC_MBX_MEM_SIZE        SZ_16M
+/*
+ * Size of memory available to kernel
+ */
+#define MEM_SIZE                (SDRAM_MEM_SIZE - MXC_MBX_MEM_SIZE)
+
+#define MXC_LL_UART_PADDR       UART1_BASE_ADDR
+#define MXC_LL_UART_VADDR       AIPS1_IO_ADDRESS(UART1_BASE_ADDR)
+
+#endif /* __ASM_ARCH_MXC_BOARD_MX31ADS_H__ */
+
diff --git a/include/asm-arm/arch-mxc/debug-macro.S b/include/asm-arm/arch-mxc/debug-macro.S
index 81caa0aacfef..5add48b6665d 100644
--- a/include/asm-arm/arch-mxc/debug-macro.S
+++ b/include/asm-arm/arch-mxc/debug-macro.S
@@ -19,6 +19,9 @@
 #ifdef CONFIG_MACH_PCM037
 #include <asm/arch/board-pcm037.h>
 #endif
+#ifdef CONFIG_MACH_MX31LITE
+#include <asm/arch/board-mx31lite.h>
+#endif
 
                 .macro  addruart,rx
                 mrc     p15, 0, \rx, c1, c0