tegra: Add header file for APB_MISC register

Add a basic header file for this register, to be filled in as needed.

Signed-off-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Tom Warren <twarren@nvidia.com>

arch/arm/include/asm/arch-tegra2/apb_misc.h

+/*
+ * Copyright (c) 2012 The Chromium OS Authors.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * 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 _GP_PADCTRL_H_
+#define _GP_PADCTRL_H_
+
+/* APB_MISC_PP registers */
+struct apb_misc_pp_ctlr {
+	u32	reserved0[2];
+	u32	strapping_opt_a;/* 0x08: APB_MISC_PP_STRAPPING_OPT_A */
+};
+
+/* bit fields definitions for APB_MISC_PP_STRAPPING_OPT_A register */
+#define RAM_CODE_SHIFT		4
+#define RAM_CODE_MASK		(0xf << RAM_CODE_SHIFT)
+
+#endif