stroese | 071d897 | 2003-05-23 11:35:47 +0000 | [diff] [blame] | 1 | /* |
| 2 | * (C) Copyright 2001-2003 |
Stefan Roese | 2076d0a | 2006-01-18 20:03:15 +0100 | [diff] [blame] | 3 | * Stefan Roese, DENX Software Engineering, sr@denx.de. |
| 4 | * |
Matthias Fuchs | 2f6eb91 | 2009-02-15 22:27:47 +0100 | [diff] [blame] | 5 | * (C) Copyright 2005-2009 |
Stefan Roese | 2076d0a | 2006-01-18 20:03:15 +0100 | [diff] [blame] | 6 | * Matthias Fuchs, esd gmbh germany, matthias.fuchs@esd-electronics.com |
stroese | 071d897 | 2003-05-23 11:35:47 +0000 | [diff] [blame] | 7 | * |
| 8 | * See file CREDITS for list of people who contributed to this |
| 9 | * project. |
| 10 | * |
| 11 | * This program is free software; you can redistribute it and/or |
| 12 | * modify it under the terms of the GNU General Public License as |
| 13 | * published by the Free Software Foundation; either version 2 of |
| 14 | * the License, or (at your option) any later version. |
| 15 | * |
| 16 | * This program is distributed in the hope that it will be useful, |
| 17 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 18 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 19 | * GNU General Public License for more details. |
| 20 | * |
| 21 | * You should have received a copy of the GNU General Public License |
| 22 | * along with this program; if not, write to the Free Software |
| 23 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
| 24 | * MA 02111-1307 USA |
| 25 | */ |
| 26 | |
| 27 | #include <common.h> |
| 28 | #include <asm/processor.h> |
Matthias Fuchs | 2f6eb91 | 2009-02-15 22:27:47 +0100 | [diff] [blame] | 29 | #include <asm/io.h> |
stroese | 071d897 | 2003-05-23 11:35:47 +0000 | [diff] [blame] | 30 | #include <command.h> |
stroese | 071d897 | 2003-05-23 11:35:47 +0000 | [diff] [blame] | 31 | #include <malloc.h> |
| 32 | |
Wolfgang Denk | d87080b | 2006-03-31 18:32:53 +0200 | [diff] [blame] | 33 | DECLARE_GLOBAL_DATA_PTR; |
stroese | 071d897 | 2003-05-23 11:35:47 +0000 | [diff] [blame] | 34 | |
stroese | 4510a7b | 2004-12-16 18:40:02 +0000 | [diff] [blame] | 35 | extern void lxt971_no_sleep(void); |
| 36 | |
stroese | ef9e868 | 2003-09-12 08:46:58 +0000 | [diff] [blame] | 37 | /* fpga configuration data - not compressed, generated by bin2c */ |
| 38 | const unsigned char fpgadata[] = |
| 39 | { |
| 40 | #include "fpgadata.c" |
| 41 | }; |
| 42 | int filesize = sizeof(fpgadata); |
stroese | 071d897 | 2003-05-23 11:35:47 +0000 | [diff] [blame] | 43 | |
wdenk | c837dcb | 2004-01-20 23:12:12 +0000 | [diff] [blame] | 44 | int board_early_init_f (void) |
stroese | 071d897 | 2003-05-23 11:35:47 +0000 | [diff] [blame] | 45 | { |
| 46 | /* |
| 47 | * IRQ 0-15 405GP internally generated; active high; level sensitive |
| 48 | * IRQ 16 405GP internally generated; active low; level sensitive |
| 49 | * IRQ 17-24 RESERVED |
| 50 | * IRQ 25 (EXT IRQ 0) CAN0; active low; level sensitive |
| 51 | * IRQ 26 (EXT IRQ 1) SER0 ; active low; level sensitive |
| 52 | * IRQ 27 (EXT IRQ 2) SER1; active low; level sensitive |
| 53 | * IRQ 28 (EXT IRQ 3) FPGA 0; active low; level sensitive |
| 54 | * IRQ 29 (EXT IRQ 4) FPGA 1; active low; level sensitive |
| 55 | * IRQ 30 (EXT IRQ 5) PCI INTA; active low; level sensitive |
| 56 | * IRQ 31 (EXT IRQ 6) COMPACT FLASH; active high; level sensitive |
| 57 | */ |
Matthias Fuchs | c553b5f | 2009-02-15 22:26:54 +0100 | [diff] [blame] | 58 | mtdcr(uicsr, 0xFFFFFFFF); /* clear all ints */ |
| 59 | mtdcr(uicer, 0x00000000); /* disable all ints */ |
| 60 | mtdcr(uiccr, 0x00000000); /* set all to be non-critical*/ |
| 61 | mtdcr(uicpr, 0xFFFFFF81); /* set int polarities */ |
| 62 | mtdcr(uictr, 0x10000000); /* set int trigger levels */ |
| 63 | mtdcr(uicvcr, 0x00000001); /* set vect base=0, INT0 highest priority */ |
| 64 | mtdcr(uicsr, 0xFFFFFFFF); /* clear all ints */ |
stroese | 071d897 | 2003-05-23 11:35:47 +0000 | [diff] [blame] | 65 | |
| 66 | /* |
Matthias Fuchs | c553b5f | 2009-02-15 22:26:54 +0100 | [diff] [blame] | 67 | * EBC Configuration Register: |
| 68 | * set ready timeout to 512 ebc-clks -> ca. 15 us |
stroese | 071d897 | 2003-05-23 11:35:47 +0000 | [diff] [blame] | 69 | */ |
| 70 | mtebc (epcr, 0xa8400000); |
| 71 | |
stroese | 4510a7b | 2004-12-16 18:40:02 +0000 | [diff] [blame] | 72 | /* |
Stefan Roese | 2076d0a | 2006-01-18 20:03:15 +0100 | [diff] [blame] | 73 | * Setup GPIO pins |
stroese | 4510a7b | 2004-12-16 18:40:02 +0000 | [diff] [blame] | 74 | */ |
Stefan Roese | f50fe4b | 2009-02-18 14:05:37 +0100 | [diff] [blame] | 75 | mtdcr(cntrl0, mfdcr(cntrl0) | ((CONFIG_SYS_FPGA_INIT | |
| 76 | CONFIG_SYS_FPGA_DONE | |
| 77 | CONFIG_SYS_XEREADY | |
| 78 | CONFIG_SYS_NONMONARCH | |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 79 | CONFIG_SYS_REV1_2) << 5)); |
Stefan Roese | 2076d0a | 2006-01-18 20:03:15 +0100 | [diff] [blame] | 80 | |
Stefan Roese | f50fe4b | 2009-02-18 14:05:37 +0100 | [diff] [blame] | 81 | if (!(in_be32((void *)GPIO0_IR) & CONFIG_SYS_REV1_2)) { |
Stefan Roese | 2076d0a | 2006-01-18 20:03:15 +0100 | [diff] [blame] | 82 | /* rev 1.2 boards */ |
Stefan Roese | f50fe4b | 2009-02-18 14:05:37 +0100 | [diff] [blame] | 83 | mtdcr(cntrl0, mfdcr(cntrl0) | ((CONFIG_SYS_INTA_FAKE | |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 84 | CONFIG_SYS_SELF_RST) << 5)); |
Stefan Roese | 2076d0a | 2006-01-18 20:03:15 +0100 | [diff] [blame] | 85 | } |
| 86 | |
Stefan Roese | f50fe4b | 2009-02-18 14:05:37 +0100 | [diff] [blame] | 87 | out_be32((void *)GPIO0_OR, CONFIG_SYS_VPEN); |
Matthias Fuchs | c553b5f | 2009-02-15 22:26:54 +0100 | [diff] [blame] | 88 | /* setup for output */ |
Stefan Roese | f50fe4b | 2009-02-18 14:05:37 +0100 | [diff] [blame] | 89 | out_be32((void *)GPIO0_TCR, CONFIG_SYS_FPGA_PRG | CONFIG_SYS_FPGA_CLK | |
| 90 | CONFIG_SYS_FPGA_DATA | CONFIG_SYS_XEREADY | CONFIG_SYS_VPEN); |
Stefan Roese | 2076d0a | 2006-01-18 20:03:15 +0100 | [diff] [blame] | 91 | |
Matthias Fuchs | c553b5f | 2009-02-15 22:26:54 +0100 | [diff] [blame] | 92 | /* |
| 93 | * - check if rev1_2 is low, then: |
| 94 | * - set/reset CONFIG_SYS_INTA_FAKE/CONFIG_SYS_SELF_RST |
| 95 | * in TCR to assert INTA# or SELFRST# |
stroese | 4510a7b | 2004-12-16 18:40:02 +0000 | [diff] [blame] | 96 | */ |
stroese | 071d897 | 2003-05-23 11:35:47 +0000 | [diff] [blame] | 97 | return 0; |
| 98 | } |
| 99 | |
stroese | 071d897 | 2003-05-23 11:35:47 +0000 | [diff] [blame] | 100 | int misc_init_r (void) |
| 101 | { |
stroese | 4510a7b | 2004-12-16 18:40:02 +0000 | [diff] [blame] | 102 | /* adjust flash start and offset */ |
| 103 | gd->bd->bi_flashstart = 0 - gd->bd->bi_flashsize; |
| 104 | gd->bd->bi_flashoffset = 0; |
| 105 | |
Matthias Fuchs | c553b5f | 2009-02-15 22:26:54 +0100 | [diff] [blame] | 106 | /* deassert EREADY# */ |
Stefan Roese | f50fe4b | 2009-02-18 14:05:37 +0100 | [diff] [blame] | 107 | out_be32((void *)GPIO0_OR, |
| 108 | in_be32((void *)GPIO0_OR) | CONFIG_SYS_XEREADY); |
stroese | 071d897 | 2003-05-23 11:35:47 +0000 | [diff] [blame] | 109 | return (0); |
| 110 | } |
| 111 | |
Stefan Roese | 2076d0a | 2006-01-18 20:03:15 +0100 | [diff] [blame] | 112 | ushort pmc405_pci_subsys_deviceid(void) |
| 113 | { |
| 114 | ulong val; |
Stefan Roese | f50fe4b | 2009-02-18 14:05:37 +0100 | [diff] [blame] | 115 | |
| 116 | val = in_be32((void *)GPIO0_IR); |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 117 | if (!(val & CONFIG_SYS_REV1_2)) { /* low=rev1.2 */ |
Matthias Fuchs | c553b5f | 2009-02-15 22:26:54 +0100 | [diff] [blame] | 118 | /* check monarch# signal */ |
| 119 | if (val & CONFIG_SYS_NONMONARCH) |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 120 | return CONFIG_SYS_PCI_SUBSYS_DEVICEID_NONMONARCH; |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 121 | return CONFIG_SYS_PCI_SUBSYS_DEVICEID_MONARCH; |
Stefan Roese | 2076d0a | 2006-01-18 20:03:15 +0100 | [diff] [blame] | 122 | } |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 123 | return CONFIG_SYS_PCI_SUBSYS_DEVICEID_NONMONARCH; |
Stefan Roese | 2076d0a | 2006-01-18 20:03:15 +0100 | [diff] [blame] | 124 | } |
stroese | 071d897 | 2003-05-23 11:35:47 +0000 | [diff] [blame] | 125 | |
| 126 | /* |
Matthias Fuchs | c553b5f | 2009-02-15 22:26:54 +0100 | [diff] [blame] | 127 | * Check Board Identity |
stroese | 071d897 | 2003-05-23 11:35:47 +0000 | [diff] [blame] | 128 | */ |
stroese | 071d897 | 2003-05-23 11:35:47 +0000 | [diff] [blame] | 129 | int checkboard (void) |
| 130 | { |
Stefan Roese | 2076d0a | 2006-01-18 20:03:15 +0100 | [diff] [blame] | 131 | ulong val; |
Wolfgang Denk | 77ddac9 | 2005-10-13 16:45:02 +0200 | [diff] [blame] | 132 | char str[64]; |
Stefan Roese | f50fe4b | 2009-02-18 14:05:37 +0100 | [diff] [blame] | 133 | int i = getenv_r("serial#", str, sizeof(str)); |
stroese | 071d897 | 2003-05-23 11:35:47 +0000 | [diff] [blame] | 134 | |
| 135 | puts ("Board: "); |
| 136 | |
Matthias Fuchs | c553b5f | 2009-02-15 22:26:54 +0100 | [diff] [blame] | 137 | if (i == -1) |
stroese | ef9e868 | 2003-09-12 08:46:58 +0000 | [diff] [blame] | 138 | puts ("### No HW ID - assuming PMC405"); |
Matthias Fuchs | c553b5f | 2009-02-15 22:26:54 +0100 | [diff] [blame] | 139 | else |
stroese | 071d897 | 2003-05-23 11:35:47 +0000 | [diff] [blame] | 140 | puts(str); |
stroese | 071d897 | 2003-05-23 11:35:47 +0000 | [diff] [blame] | 141 | |
Stefan Roese | f50fe4b | 2009-02-18 14:05:37 +0100 | [diff] [blame] | 142 | val = in_be32((void *)GPIO0_IR); |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 143 | if (!(val & CONFIG_SYS_REV1_2)) { /* low=rev1.2 */ |
Stefan Roese | 2076d0a | 2006-01-18 20:03:15 +0100 | [diff] [blame] | 144 | puts(" rev1.2 ("); |
Matthias Fuchs | c553b5f | 2009-02-15 22:26:54 +0100 | [diff] [blame] | 145 | if (val & CONFIG_SYS_NONMONARCH) /* monarch# signal */ |
Stefan Roese | 2076d0a | 2006-01-18 20:03:15 +0100 | [diff] [blame] | 146 | puts("non-"); |
Stefan Roese | 2076d0a | 2006-01-18 20:03:15 +0100 | [diff] [blame] | 147 | puts("monarch)"); |
Matthias Fuchs | c553b5f | 2009-02-15 22:26:54 +0100 | [diff] [blame] | 148 | } else |
Stefan Roese | 2076d0a | 2006-01-18 20:03:15 +0100 | [diff] [blame] | 149 | puts(" <=rev1.1"); |
stroese | 071d897 | 2003-05-23 11:35:47 +0000 | [diff] [blame] | 150 | |
Stefan Roese | 2076d0a | 2006-01-18 20:03:15 +0100 | [diff] [blame] | 151 | putc ('\n'); |
stroese | 4510a7b | 2004-12-16 18:40:02 +0000 | [diff] [blame] | 152 | |
stroese | 071d897 | 2003-05-23 11:35:47 +0000 | [diff] [blame] | 153 | return 0; |
| 154 | } |
| 155 | |
Stefan Roese | 2076d0a | 2006-01-18 20:03:15 +0100 | [diff] [blame] | 156 | void reset_phy(void) |
stroese | 071d897 | 2003-05-23 11:35:47 +0000 | [diff] [blame] | 157 | { |
Stefan Roese | 2076d0a | 2006-01-18 20:03:15 +0100 | [diff] [blame] | 158 | #ifdef CONFIG_LXT971_NO_SLEEP |
stroese | 071d897 | 2003-05-23 11:35:47 +0000 | [diff] [blame] | 159 | |
Stefan Roese | 2076d0a | 2006-01-18 20:03:15 +0100 | [diff] [blame] | 160 | /* |
| 161 | * Disable sleep mode in LXT971 |
| 162 | */ |
| 163 | lxt971_no_sleep(); |
| 164 | #endif |
stroese | 071d897 | 2003-05-23 11:35:47 +0000 | [diff] [blame] | 165 | } |