mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-02 17:41:08 +00:00
5276a3584d
Correct the mx31_gpio_mux() function to allow changing all i.MX31 IOMUX contacts instead of only the first 256 ones as is the case prior to this patch. Add missing MUX_* macros and update board files to use the new macros. Signed-off-by: Magnus Lilja <lilja.magnus@gmail.com>
77 lines
2.1 KiB
C
77 lines
2.1 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_CTS1__UART1_CTS_B);
|
|
|
|
/* SPI2 */
|
|
mx31_gpio_mux(MUX_CSPI2_SS2__CSPI2_SS2_B);
|
|
mx31_gpio_mux(MUX_CSPI2_SCLK__CSPI2_CLK);
|
|
mx31_gpio_mux(MUX_CSPI2_SPI_RDY__CSPI2_DATAREADY_B);
|
|
mx31_gpio_mux(MUX_CSPI2_MOSI__CSPI2_MOSI);
|
|
mx31_gpio_mux(MUX_CSPI2_MISO__CSPI2_MISO);
|
|
mx31_gpio_mux(MUX_CSPI2_SS0__CSPI2_SS0_B);
|
|
mx31_gpio_mux(MUX_CSPI2_SS1__CSPI2_SS1_B);
|
|
|
|
/* start SPI2 clock */
|
|
__REG(CCM_CGR2) = __REG(CCM_CGR2) | (3 << 4);
|
|
|
|
gd->bd->bi_arch_number = MACH_TYPE_MX31LITE; /* 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;
|
|
}
|