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952e7760bf
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>
129 lines
3.4 KiB
C
129 lines
3.4 KiB
C
/*
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* (C) Copyright 2001-2004
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* Stefan Roese, esd gmbh germany, stefan.roese@esd-electronics.com
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#include <common.h>
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#include <asm/processor.h>
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#include <asm/io.h>
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#include <command.h>
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#include <malloc.h>
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DECLARE_GLOBAL_DATA_PTR;
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extern void lxt971_no_sleep(void);
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int board_early_init_f (void)
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{
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/*
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* IRQ 0-15 405GP internally generated; active high; level sensitive
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* IRQ 16 405GP internally generated; active low; level sensitive
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* IRQ 17-24 RESERVED
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* IRQ 25 (EXT IRQ 0) CAN0; active low; level sensitive
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* IRQ 26 (EXT IRQ 1) SER0 ; active low; level sensitive
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* IRQ 27 (EXT IRQ 2) SER1; active low; level sensitive
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* IRQ 28 (EXT IRQ 3) FPGA 0; active low; level sensitive
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* IRQ 29 (EXT IRQ 4) FPGA 1; active low; level sensitive
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* IRQ 30 (EXT IRQ 5) PCI INTA; active low; level sensitive
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* IRQ 31 (EXT IRQ 6) COMPACT FLASH; active high; level sensitive
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*/
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mtdcr(UIC0SR, 0xFFFFFFFF); /* clear all ints */
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mtdcr(UIC0ER, 0x00000000); /* disable all ints */
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mtdcr(UIC0CR, 0x00000000); /* set all to be non-critical*/
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mtdcr(UIC0PR, 0xFFFFFF80); /* set int polarities */
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mtdcr(UIC0TR, 0x10000000); /* set int trigger levels */
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mtdcr(UIC0VCR, 0x00000001); /* set vect base=0,INT0 highest priority*/
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mtdcr(UIC0SR, 0xFFFFFFFF); /* clear all ints */
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/*
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* EBC Configuration Register: set ready timeout to 512 ebc-clks -> ca. 15 us
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*/
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mtebc (EBC0_CFG, 0xa8400000); /* ebc always driven */
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/*
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* Reset CPLD via GPIO12 (CS3) pin
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*/
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out_be32((void *)GPIO0_OR,
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in_be32((void *)GPIO0_OR) & ~(0x80000000 >> 12));
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udelay(1000); /* wait 1ms */
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out_be32((void *)GPIO0_OR,
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in_be32((void *)GPIO0_OR) | (0x80000000 >> 12));
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udelay(1000); /* wait 1ms */
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return 0;
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}
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int misc_init_r (void)
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{
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/* adjust flash start and offset */
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gd->bd->bi_flashstart = 0 - gd->bd->bi_flashsize;
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gd->bd->bi_flashoffset = 0;
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return (0);
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}
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/*
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* Check Board Identity:
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*/
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int checkboard (void)
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{
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char str[64];
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int i = getenv_r ("serial#", str, sizeof(str));
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int flashcnt;
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int delay;
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u8 *led_reg = (u8 *)(CAN_BA + 0x1000);
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puts ("Board: ");
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if (i == -1) {
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puts ("### No HW ID - assuming VOM405");
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} else {
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puts(str);
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}
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printf(" (PLD-Version=%02d)\n", in_8(led_reg));
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/*
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* Flash LEDs
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*/
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for (flashcnt = 0; flashcnt < 3; flashcnt++) {
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out_8(led_reg, 0x40); /* LED_B..D off */
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for (delay = 0; delay < 100; delay++)
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udelay(1000);
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out_8(led_reg, 0x47); /* LED_B..D on */
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for (delay = 0; delay < 50; delay++)
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udelay(1000);
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}
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out_8(led_reg, 0x40);
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return 0;
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}
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void reset_phy(void)
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{
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#ifdef CONFIG_LXT971_NO_SLEEP
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/*
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* Disable sleep mode in LXT971
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*/
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lxt971_no_sleep();
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#endif
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}
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