wdenk | 16f2170 | 2002-08-26 21:58:50 +0000 | [diff] [blame] | 1 | /* |
| 2 | * (C) Copyright 2001 |
| 3 | * Stefan Roese, esd gmbh germany, stefan.roese@esd-electronics.com |
| 4 | * |
| 5 | * See file CREDITS for list of people who contributed to this |
| 6 | * project. |
| 7 | * |
| 8 | * This program is free software; you can redistribute it and/or |
| 9 | * modify it under the terms of the GNU General Public License as |
| 10 | * published by the Free Software Foundation; either version 2 of |
| 11 | * the License, or (at your option) any later version. |
| 12 | * |
| 13 | * This program is distributed in the hope that it will be useful, |
| 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 16 | * GNU General Public License for more details. |
| 17 | * |
| 18 | * You should have received a copy of the GNU General Public License |
| 19 | * along with this program; if not, write to the Free Software |
| 20 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
| 21 | * MA 02111-1307 USA |
| 22 | */ |
| 23 | |
| 24 | #include <common.h> |
| 25 | #include "ocrtc.h" |
| 26 | #include <asm/processor.h> |
| 27 | #include <i2c.h> |
| 28 | #include <command.h> |
wdenk | 16f2170 | 2002-08-26 21:58:50 +0000 | [diff] [blame] | 29 | |
stroese | aaaebdc | 2004-12-16 18:37:41 +0000 | [diff] [blame] | 30 | |
| 31 | extern void lxt971_no_sleep(void); |
| 32 | |
wdenk | 16f2170 | 2002-08-26 21:58:50 +0000 | [diff] [blame] | 33 | |
wdenk | da55c6e | 2004-01-20 23:12:12 +0000 | [diff] [blame] | 34 | int board_early_init_f (void) |
wdenk | 16f2170 | 2002-08-26 21:58:50 +0000 | [diff] [blame] | 35 | { |
| 36 | /* |
| 37 | * IRQ 0-15 405GP internally generated; active high; level sensitive |
| 38 | * IRQ 16 405GP internally generated; active low; level sensitive |
| 39 | * IRQ 17-24 RESERVED |
| 40 | * IRQ 25 (EXT IRQ 0) CAN0; active low; level sensitive |
| 41 | * IRQ 26 (EXT IRQ 1) CAN1; active low; level sensitive |
| 42 | * IRQ 27 (EXT IRQ 2) PCI SLOT 0; active low; level sensitive |
| 43 | * IRQ 28 (EXT IRQ 3) PCI SLOT 1; active low; level sensitive |
| 44 | * IRQ 29 (EXT IRQ 4) PCI SLOT 2; active low; level sensitive |
| 45 | * IRQ 30 (EXT IRQ 5) PCI SLOT 3; active low; level sensitive |
| 46 | * IRQ 31 (EXT IRQ 6) COMPACT FLASH; active high; level sensitive |
| 47 | */ |
Stefan Roese | 707fd36 | 2009-09-24 09:55:50 +0200 | [diff] [blame] | 48 | mtdcr (UIC0SR, 0xFFFFFFFF); /* clear all ints */ |
| 49 | mtdcr (UIC0ER, 0x00000000); /* disable all ints */ |
| 50 | mtdcr (UIC0CR, 0x00000000); /* set all to be non-critical */ |
| 51 | mtdcr (UIC0PR, 0xFFFFFF81); /* set int polarities */ |
| 52 | mtdcr (UIC0TR, 0x10000000); /* set int trigger levels */ |
| 53 | mtdcr (UIC0VCR, 0x00000001); /* set vect base=0,INT0 highest priority */ |
| 54 | mtdcr (UIC0SR, 0xFFFFFFFF); /* clear all ints */ |
wdenk | 16f2170 | 2002-08-26 21:58:50 +0000 | [diff] [blame] | 55 | |
| 56 | /* |
| 57 | * EBC Configuration Register: clear EBTC -> high-Z ebc signals between |
| 58 | * transfers, set device-paced timeout to 256 cycles |
| 59 | */ |
Stefan Roese | 918010a | 2009-09-09 16:25:29 +0200 | [diff] [blame] | 60 | mtebc (EBC0_CFG, 0x20400000); |
wdenk | 16f2170 | 2002-08-26 21:58:50 +0000 | [diff] [blame] | 61 | |
| 62 | return 0; |
| 63 | } |
| 64 | |
wdenk | 16f2170 | 2002-08-26 21:58:50 +0000 | [diff] [blame] | 65 | /* |
| 66 | * Check Board Identity: |
| 67 | */ |
wdenk | 16f2170 | 2002-08-26 21:58:50 +0000 | [diff] [blame] | 68 | int checkboard (void) |
| 69 | { |
Wolfgang Denk | 7fb5266 | 2005-10-13 16:45:02 +0200 | [diff] [blame] | 70 | char str[64]; |
Wolfgang Denk | 76af278 | 2010-07-24 21:55:43 +0200 | [diff] [blame] | 71 | int i = getenv_f("serial#", str, sizeof (str)); |
wdenk | 16f2170 | 2002-08-26 21:58:50 +0000 | [diff] [blame] | 72 | |
| 73 | puts ("Board: "); |
| 74 | |
| 75 | if (i == -1) { |
| 76 | #ifdef CONFIG_OCRTC |
| 77 | puts ("### No HW ID - assuming OCRTC"); |
| 78 | #endif |
| 79 | #ifdef CONFIG_ORSG |
| 80 | puts ("### No HW ID - assuming ORSG"); |
| 81 | #endif |
| 82 | } else { |
| 83 | puts (str); |
| 84 | } |
| 85 | |
| 86 | putc ('\n'); |
| 87 | |
stroese | aaaebdc | 2004-12-16 18:37:41 +0000 | [diff] [blame] | 88 | /* |
| 89 | * Disable sleep mode in LXT971 |
| 90 | */ |
| 91 | lxt971_no_sleep(); |
| 92 | |
wdenk | 16f2170 | 2002-08-26 21:58:50 +0000 | [diff] [blame] | 93 | return (0); |
| 94 | } |