u-boot/board/gdsys/dlvision/dlvision.c
Stefan Roese 952e7760bf ppc4xx: Convert PPC4xx UIC defines from lower case to upper case
The latest PPC4xx register cleanup patch missed the UIC defines.
This patch now changes lower case UIC defines to upper case.

Signed-off-by: Stefan Roese <sr@denx.de>
2009-09-28 10:45:42 +02:00

137 lines
3.1 KiB
C

/*
* (C) Copyright 2009
* Dirk Eibach, Guntermann & Drunck GmbH, eibach@gdsys.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 <command.h>
#include <asm/processor.h>
#include <asm/io.h>
#include <asm/gpio.h>
enum {
HWTYPE_DLVISION_CPU = 0,
HWTYPE_DLVISION_CON = 1,
};
#define HWREV_100 6
int board_early_init_f(void)
{
mtdcr(UIC0SR, 0xFFFFFFFF); /* clear all ints */
mtdcr(UIC0ER, 0x00000000); /* disable all ints */
mtdcr(UIC0CR, 0x00000000); /* set all to be non-critical */
mtdcr(UIC0PR, 0xFFFFFF80); /* set int polarities */
mtdcr(UIC0TR, 0x10000000); /* set int trigger levels */
mtdcr(UIC0VCR, 0x00000001); /* set vect base=0,INT0 highest prio */
mtdcr(UIC0SR, 0xFFFFFFFF); /* clear all ints */
/*
* EBC Configuration Register: set ready timeout to 512 ebc-clks
* -> ca. 15 us
*/
mtebc(EBC0_CFG, 0xa8400000); /* ebc always driven */
/*
* setup io-latches
*/
out_le16((void *)CONFIG_SYS_LATCH_BASE, 0x00f0);
out_le16((void *)(CONFIG_SYS_LATCH_BASE + 0x100), 0x0002);
out_le16((void *)(CONFIG_SYS_LATCH_BASE + 0x200), 0x0000);
return 0;
}
int misc_init_r(void)
{
/*
* set "startup-finished"-gpios
*/
gpio_write_bit(21, 0);
gpio_write_bit(22, 1);
return 0;
}
/*
* Check Board Identity:
*/
int checkboard(void)
{
char *s = getenv("serial#");
u8 channel2_msr = in_8((void *)CONFIG_UART_BASE + 0x26);
u8 channel3_msr = in_8((void *)CONFIG_UART_BASE + 0x36);
u8 channel7_msr = in_8((void *)CONFIG_UART_BASE + 0x76);
u8 unit_type;
u8 local_con;
u8 audio;
u8 hardware_version;
printf("Board: ");
unit_type = (channel2_msr & 0x80) ? 0x01 : 0x00;
local_con = (channel2_msr & 0x20) ? 0x01 : 0x00;
audio = (channel3_msr & 0x20) ? 0x01 : 0x00;
hardware_version =
((channel7_msr & 0x20) ? 0x01 : 0x00)
| ((channel7_msr & 0x80) ? 0x02 : 0x00)
| ((channel7_msr & 0x40) ? 0x04 : 0x00);
switch (unit_type) {
case HWTYPE_DLVISION_CON:
printf("DL-Vision-CON");
break;
case HWTYPE_DLVISION_CPU:
printf("DL-Vision-CPU");
break;
default:
printf("UnitType %d, unsupported", unit_type);
break;
}
if (s != NULL) {
puts(", serial# ");
puts(s);
}
puts("\n ");
switch (hardware_version) {
case HWREV_100:
printf("HW-Ver 1.00");
break;
default:
printf("HW-Ver %d, unsupported",
hardware_version);
break;
}
if (local_con)
printf(", local console");
if (audio)
printf(", audio support");
puts("\n");
return 0;
}