u-boot/board/ti/panda/panda.c
Steve Sakoman 2ad853c348 ARMV7: Add pad mux support for OMAP4
Add functional multiplexing support for OMAP4 pads.
Configure all the pads for the OMAP4430 SDP
and OMAP4 Panda boards

Signed-off-by: Steve Sakoman <steve@sakoman.com>
Signed-off-by: Aneesh V <aneesh@ti.com>
Signed-off-by: Sandeep Paulraj <s-paulraj@ti.com>
2010-08-05 10:11:14 -04:00

89 lines
2.1 KiB
C

/*
* (C) Copyright 2010
* Texas Instruments Incorporated, <www.ti.com>
* Steve Sakoman <steve@sakoman.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/arch/sys_proto.h>
#include "panda.h"
DECLARE_GLOBAL_DATA_PTR;
const struct omap_sysinfo sysinfo = {
"Board: OMAP4 Panda\n"
};
/**
* @brief board_init
*
* @return 0
*/
int board_init(void)
{
gpmc_init();
gd->bd->bi_arch_number = MACH_TYPE_OMAP4_PANDA;
gd->bd->bi_boot_params = (0x80000000 + 0x100); /* boot param addr */
return 0;
}
int board_eth_init(bd_t *bis)
{
return 0;
}
/**
* @brief misc_init_r - Configure Panda board specific configurations
* such as power configurations, ethernet initialization as phase2 of
* boot sequence
*
* @return 0
*/
int misc_init_r(void)
{
return 0;
}
void do_set_mux(u32 base, struct pad_conf_entry const *array, int size)
{
int i;
struct pad_conf_entry *pad = (struct pad_conf_entry *) array;
for (i = 0; i < size; i++, pad++)
writew(pad->val, base + pad->offset);
}
/**
* @brief set_muxconf_regs Setting up the configuration Mux registers
* specific to the board.
*/
void set_muxconf_regs(void)
{
do_set_mux(CONTROL_PADCONF_CORE, core_padconf_array,
sizeof(core_padconf_array) /
sizeof(struct pad_conf_entry));
do_set_mux(CONTROL_PADCONF_WKUP, wkup_padconf_array,
sizeof(wkup_padconf_array) /
sizeof(struct pad_conf_entry));
}