OMAP3: Add common power code, README, and BeagleBoard

Add BeagleBoard support, common power code and README.

Signed-off-by: Jason Kridner <jkridner@beagleboard.org>
Signed-off-by: Dirk Behme <dirk.behme@googlemail.com>
diff --git a/board/omap3/beagle/beagle.c b/board/omap3/beagle/beagle.c
new file mode 100644
index 0000000..ecdea09
--- /dev/null
+++ b/board/omap3/beagle/beagle.c
@@ -0,0 +1,90 @@
+/*
+ * (C) Copyright 2004-2008
+ * Texas Instruments, <www.ti.com>
+ *
+ * Author :
+ *	Sunil Kumar <sunilsaini05@gmail.com>
+ *	Shashi Ranjan <shashiranjanmca05@gmail.com>
+ *
+ * Derived from Beagle Board and 3430 SDP code by
+ *	Richard Woodruff <r-woodruff2@ti.com>
+ *	Syed Mohammed Khasim <khasim@ti.com>
+ *
+ *
+ * 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
+ */
+#include <common.h>
+#include <asm/io.h>
+#include <asm/arch/mux.h>
+#include <asm/arch/sys_proto.h>
+#include <asm/mach-types.h>
+#include "beagle.h"
+
+/******************************************************************************
+ * Routine: board_init
+ * Description: Early hardware init.
+ *****************************************************************************/
+int board_init(void)
+{
+	DECLARE_GLOBAL_DATA_PTR;
+
+	gpmc_init(); /* in SRAM or SDRAM, finish GPMC */
+	/* board id for Linux */
+	gd->bd->bi_arch_number = MACH_TYPE_OMAP3_BEAGLE;
+	/* boot param addr */
+	gd->bd->bi_boot_params = (OMAP34XX_SDRC_CS0 + 0x100);
+
+	return 0;
+}
+
+/******************************************************************************
+ * Routine: misc_init_r
+ * Description: Configure board specific parts
+ *****************************************************************************/
+int misc_init_r(void)
+{
+	gpio_t *gpio5_base = (gpio_t *)OMAP34XX_GPIO5_BASE;
+	gpio_t *gpio6_base = (gpio_t *)OMAP34XX_GPIO6_BASE;
+
+	power_init_r();
+
+	/* Configure GPIOs to output */
+	writel(~(GPIO23 | GPIO10 | GPIO8 | GPIO2 | GPIO1), &gpio6_base->oe);
+	writel(~(GPIO31 | GPIO30 | GPIO29 | GPIO28 | GPIO22 | GPIO21 |
+		GPIO15 | GPIO14 | GPIO13 | GPIO12), &gpio5_base->oe);
+
+	/* Set GPIOs */
+	writel(GPIO23 | GPIO10 | GPIO8 | GPIO2 | GPIO1,
+		&gpio6_base->setdataout);
+	writel(GPIO31 | GPIO30 | GPIO29 | GPIO28 | GPIO22 | GPIO21 |
+		GPIO15 | GPIO14 | GPIO13 | GPIO12, &gpio5_base->setdataout);
+
+	return 0;
+}
+
+/******************************************************************************
+ * Routine: set_muxconf_regs
+ * Description: Setting up the configuration Mux registers specific to the
+ *		hardware. Many pins need to be moved from protect to primary
+ *		mode.
+ *****************************************************************************/
+void set_muxconf_regs(void)
+{
+	MUX_BEAGLE();
+}