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/*
* (C) Copyright 2012
* Corscience GmbH & Co. KG, <www.corscience.de>
* Thomas Weber <weber@corscience.de>
* Sunil Kumar <sunilsaini05@gmail.com>
* Shashi Ranjan <shashiranjanmca05@gmail.com>
*
* Derived from Devkit8000 code by
* Frederik Kriewitz <frederik@kriewitz.eu>
*
* 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/mmc_host_def.h>
#include <asm/arch/mux.h>
#include <asm/arch/sys_proto.h>
#include <asm/arch/mem.h>
#include "tricorder.h"
DECLARE_GLOBAL_DATA_PTR;
/*
* Routine: board_init
* Description: Early hardware init.
*/
int board_init(void)
{
gpmc_init(); /* in SRAM or SDRAM, finish GPMC */
/* 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)
{
twl4030_power_init();
#ifdef CONFIG_TWL4030_LED
twl4030_led_init(TWL4030_LED_LEDEN_LEDAON | TWL4030_LED_LEDEN_LEDBON);
#endif
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_TRICORDER();
}
#if defined(CONFIG_GENERIC_MMC) && !(defined(CONFIG_SPL_BUILD))
int board_mmc_init(bd_t *bis)
{
return omap_mmc_init(0);
}
#endif
/*
* Routine: get_board_mem_timings
* Description: If we use SPL then there is no x-loader nor config header
* so we have to setup the DDR timings ourself on the first bank. This
* provides the timing values back to the function that configures
* the memory. We have either one or two banks of 128MB DDR.
*/
void get_board_mem_timings(u32 *mcfg, u32 *ctrla, u32 *ctrlb, u32 *rfr_ctrl,
u32 *mr)
{
/* General SDRC config */
*mcfg = MICRON_V_MCFG_165(128 << 20);
*rfr_ctrl = SDP_3430_SDRC_RFR_CTRL_165MHz;
/* AC timings */
*ctrla = MICRON_V_ACTIMA_165;
*ctrlb = MICRON_V_ACTIMB_165;
*mr = MICRON_V_MR_165;
}
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