i.MX2 family: Add basic mach support (headers)

This patch adds basic mach support for the mx2 processor family, based
on the original freescale code and adapted to mainline kernel coding
style.

Signed-off-by: Juergen Beisert <j.beisert@pengutronix.de>

include/asm-arm/arch-mxc/hardware.h

@@ -26,6 +26,9 @@
 # include <asm/arch/mx31.h>
 #endif
 
+#ifdef CONFIG_ARCH_MX2
+#endif
+
 #include <asm/arch/mxc.h>
 
 #endif /* __ASM_ARCH_MXC_HARDWARE_H__ */

include/asm-arm/arch-mxc/iim.h

@@ -0,0 +1,77 @@
+/*
+ * Copyright 2004-2007 Freescale Semiconductor, Inc. All Rights Reserved.
+ * Copyright 2008 Juergen Beisert, kernel@pengutronix.de
+ *
+ * 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., 51 Franklin Street, Fifth Floor, Boston,
+ * MA  02110-1301, USA.
+ */
+
+#ifndef __ASM_ARCH_MXC_IIM_H__
+#define __ASM_ARCH_MXC_IIM_H__
+
+/* Register offsets */
+#define MXC_IIMSTAT             0x0000
+#define MXC_IIMSTATM            0x0004
+#define MXC_IIMERR              0x0008
+#define MXC_IIMEMASK            0x000C
+#define MXC_IIMFCTL             0x0010
+#define MXC_IIMUA               0x0014
+#define MXC_IIMLA               0x0018
+#define MXC_IIMSDAT             0x001C
+#define MXC_IIMPREV             0x0020
+#define MXC_IIMSREV             0x0024
+#define MXC_IIMPRG_P            0x0028
+#define MXC_IIMSCS0             0x002C
+#define MXC_IIMSCS1             0x0030
+#define MXC_IIMSCS2             0x0034
+#define MXC_IIMSCS3             0x0038
+#define MXC_IIMFBAC0            0x0800
+#define MXC_IIMJAC              0x0804
+#define MXC_IIMHWV1             0x0808
+#define MXC_IIMHWV2             0x080C
+#define MXC_IIMHAB0             0x0810
+#define MXC_IIMHAB1             0x0814
+/* Definitions for i.MX27 TO2 */
+#define MXC_IIMMAC              0x0814
+#define MXC_IIMPREV_FUSE        0x0818
+#define MXC_IIMSREV_FUSE        0x081C
+#define MXC_IIMSJC_CHALL_0      0x0820
+#define MXC_IIMSJC_CHALL_7      0x083C
+#define MXC_IIMFB0UC17          0x0840
+#define MXC_IIMFB0UC255         0x0BFC
+#define MXC_IIMFBAC1            0x0C00
+/* Definitions for i.MX27 TO2 */
+#define MXC_IIMSUID             0x0C04
+#define MXC_IIMKEY0             0x0C04
+#define MXC_IIMKEY20            0x0C54
+#define MXC_IIMSJC_RESP_0       0x0C58
+#define MXC_IIMSJC_RESP_7       0x0C74
+#define MXC_IIMFB1UC30          0x0C78
+#define MXC_IIMFB1UC255         0x0FFC
+
+/* Bit definitions */
+
+#define MXC_IIMHWV1_WLOCK               (0x1 << 7)
+#define MXC_IIMHWV1_MCU_ENDIAN          (0x1 << 6)
+#define MXC_IIMHWV1_DSP_ENDIAN          (0x1 << 5)
+#define MXC_IIMHWV1_BOOT_INT            (0x1 << 4)
+#define MXC_IIMHWV1_SCC_DISABLE         (0x1 << 3)
+#define MXC_IIMHWV1_HANTRO_DISABLE      (0x1 << 2)
+#define MXC_IIMHWV1_MEMSTICK_DIS        (0x1 << 1)
+
+#define MXC_IIMHWV2_WLOCK               (0x1 << 7)
+#define MXC_IIMHWV2_BP_SDMA             (0x1 << 6)
+#define MXC_IIMHWV2_SCM_DCM             (0x1 << 5)
+
+#endif /* __ASM_ARCH_MXC_IIM_H__ */