text: /*
   * (C) Copyright 2008
   * Grazvydas Ignotas <notasas@gmail.com>
   *
   * Derived from Beagle Board, 3430 SDP, and OMAP3EVM code by
   *	Richard Woodruff <r-woodruff2@ti.com>
   *	Syed Mohammed Khasim <khasim@ti.com>
   *	Sunil Kumar <sunilsaini05@gmail.com>
   *	Shashi Ranjan <shashiranjanmca05@gmail.com>
   *
   * (C) Copyright 2004-2008
   * Texas Instruments, <www.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 <twl4030.h>
  #include <asm/io.h>
  #include <asm/arch/mux.h>
  #include <asm/arch/sys_proto.h>
  #include <asm/mach-types.h>
  #include "pandora.h"
  
  #define TWL4030_BB_CFG_BBCHEN		(1 << 4)
  #define TWL4030_BB_CFG_BBSEL_3200MV	(3 << 2)
  #define TWL4030_BB_CFG_BBISEL_500UA	2
  
  /*
   * 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_PANDORA;
  	/* 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)
  {
  	struct gpio *gpio1_base = (struct gpio *)OMAP34XX_GPIO1_BASE;
  	struct gpio *gpio4_base = (struct gpio *)OMAP34XX_GPIO4_BASE;
  	struct gpio *gpio5_base = (struct gpio *)OMAP34XX_GPIO5_BASE;
  	struct gpio *gpio6_base = (struct gpio *)OMAP34XX_GPIO6_BASE;
  
  	twl4030_led_init(TWL4030_LED_LEDEN_LEDBON);
  
  	/* Configure GPIOs to output */
  	writel(~(GPIO14 | GPIO15 | GPIO16 | GPIO23), &gpio1_base->oe);
  	writel(~GPIO22, &gpio4_base->oe);	/* 118 */
  	writel(~(GPIO0 | GPIO1 | GPIO28 | GPIO29 | GPIO30 | GPIO31),
  		&gpio5_base->oe);	/* 128, 129, 156-159 */
  	writel(~GPIO4, &gpio6_base->oe);	/* 164 */
  
  	/* Set GPIOs */
  	writel(GPIO28, &gpio5_base->setdataout);
  	writel(GPIO4, &gpio6_base->setdataout);
  
  	/* Enable battery backup capacitor (3.2V, 0.5mA charge current) */
  	twl4030_i2c_write_u8(TWL4030_CHIP_PM_RECEIVER,
  		TWL4030_BB_CFG_BBCHEN | TWL4030_BB_CFG_BBSEL_3200MV |
  		TWL4030_BB_CFG_BBISEL_500UA, TWL4030_PM_RECEIVER_BB_CFG);
  
  	dieid_num_r();
  
  	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_PANDORA();
  }
  