u-boot/board/imx31_litekit/imx31_litekit.c
Sascha Hauer caebc95be3 mx31 litekit support
This patch adds support for the mx31 litekit board

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Guennadi Liakhovetski <lg@denx.de>
2008-04-13 14:28:24 -07:00

65 lines
1.7 KiB
C

/*
*
* (c) 2007 Pengutronix, Sascha Hauer <s.hauer@pengutronix.de>
*
* 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/mx31.h>
#include <asm/arch/mx31-regs.h>
DECLARE_GLOBAL_DATA_PTR;
int dram_init (void)
{
gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
return 0;
}
int board_init (void)
{
__REG(CSCR_U(0)) = 0x0000cf03; /* CS0: Nor Flash */
__REG(CSCR_L(0)) = 0xa0330d01;
__REG(CSCR_A(0)) = 0x00220800;
__REG(CSCR_U(4)) = 0x0000dcf6; /* CS4: Network Controller */
__REG(CSCR_L(4)) = 0x444a4541;
__REG(CSCR_A(4)) = 0x44443302;
/* setup pins for UART1 */
mx31_gpio_mux(MUX_RXD1__UART1_RXD_MUX);
mx31_gpio_mux(MUX_TXD1__UART1_TXD_MUX);
mx31_gpio_mux(MUX_RTS1__UART1_RTS_B);
mx31_gpio_mux(MUX_RTS1__UART1_CTS_B);
gd->bd->bi_arch_number = 447; /* board id for linux */
gd->bd->bi_boot_params = (0x80000100); /* adress of boot parameters */
return 0;
}
int checkboard (void)
{
printf("Board: i.MX31 Litekit\n");
return 0;
}