blob: 48d9fc8c73a523838e8dea11c56edf4856f73b6d [file] [log] [blame]
Peter Tyserccf0fdd2008-12-17 16:36:23 -06001/*
2 * Copyright 2008 Extreme Engineering Solutions, Inc.
3 *
4 * See file CREDITS for list of people who contributed to this
5 * project.
6 *
7 * This program is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License as
9 * published by the Free Software Foundation; either version 2 of
10 * the License, or (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
20 * MA 02111-1307 USA
21 */
22
23#include <common.h>
24#include <command.h>
25#include <asm/processor.h>
26#include <asm/mmu.h>
27#include <asm/immap_85xx.h>
Kumar Galac8514622009-04-02 13:22:48 -050028#include <asm/fsl_pci.h>
Peter Tyserccf0fdd2008-12-17 16:36:23 -060029#include <asm/io.h>
30#include <asm/cache.h>
31#include <libfdt.h>
32#include <fdt_support.h>
33#include <pca953x.h>
34
35DECLARE_GLOBAL_DATA_PTR;
36
37extern void ft_board_pci_setup(void *blob, bd_t *bd);
38
39int checkboard(void)
40{
41 char *s;
42
43 printf("Board: X-ES %s 3U VPX SBC\n", CONFIG_SYS_BOARD_NAME);
44 printf(" ");
45 s = getenv("board_rev");
46 if (s)
47 printf("Rev %s, ", s);
48 s = getenv("serial#");
49 if (s)
50 printf("Serial# %s, ", s);
51 s = getenv("board_cfg");
52 if (s)
53 printf("Cfg %s", s);
54 printf("\n");
55
56 return 0;
57}
58
59static void flash_cs_fixup(void)
60{
61 volatile ccsr_lbc_t *lbc = (void *)(CONFIG_SYS_MPC85xx_LBC_ADDR);
62 int flash_sel;
63
64 /*
65 * Print boot dev and swap flash flash chip selects if booted from 2nd
66 * flash. Swapping chip selects presents user with a common memory
67 * map regardless of which flash was booted from.
68 */
69 flash_sel = !((pca953x_get_val(CONFIG_SYS_I2C_PCA953X_ADDR0) &
70 CONFIG_SYS_PCA953X_C0_FLASH_PASS_CS));
71 printf("FLASH: Executed from FLASH%d\n", flash_sel ? 2 : 1);
72
73 if (flash_sel) {
Peter Tyser1bb61b62009-08-07 13:16:34 -050074 out_be32(&lbc->br0, CONFIG_SYS_BR1_PRELIM);
75 out_be32(&lbc->or0, CONFIG_SYS_OR1_PRELIM);
Peter Tyserccf0fdd2008-12-17 16:36:23 -060076
Peter Tyser1bb61b62009-08-07 13:16:34 -050077 out_be32(&lbc->br1, CONFIG_SYS_BR0_PRELIM);
78 out_be32(&lbc->or1, CONFIG_SYS_OR0_PRELIM);
Peter Tyserccf0fdd2008-12-17 16:36:23 -060079 }
80}
81
82int board_early_init_r(void)
83{
84 /* Initialize PCA9557 devices */
85 pca953x_set_pol(CONFIG_SYS_I2C_PCA953X_ADDR0, 0xff, 0);
86 pca953x_set_pol(CONFIG_SYS_I2C_PCA953X_ADDR1, 0xff, 0);
Peter Tyser58f31b62009-07-19 19:17:41 -050087 pca953x_set_pol(CONFIG_SYS_I2C_PCA953X_ADDR2, 0xff, 0);
88 pca953x_set_pol(CONFIG_SYS_I2C_PCA953X_ADDR3, 0xff, 0);
Peter Tyserccf0fdd2008-12-17 16:36:23 -060089
90 /*
91 * Remap NOR flash region to caching-inhibited
92 * so that flash can be erased/programmed properly.
93 */
94
95 /* Flush d-cache and invalidate i-cache of any FLASH data */
96 flush_dcache();
97 invalidate_icache();
98
99 /* Invalidate existing TLB entry for NOR flash */
100 disable_tlb(0);
101 set_tlb(1, (CONFIG_SYS_FLASH_BASE2 & 0xf0000000),
102 (CONFIG_SYS_FLASH_BASE2 & 0xf0000000),
103 MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
104 0, 0, BOOKE_PAGESZ_256M, 1);
105
106 flash_cs_fixup();
107
108 return 0;
109}
110
111#if defined(CONFIG_OF_BOARD_SETUP)
112void ft_board_setup(void *blob, bd_t *bd)
113{
114#ifdef CONFIG_PCI
115 ft_board_pci_setup(blob, bd);
116#endif
117 ft_cpu_setup(blob, bd);
118}
119#endif
120
121#ifdef CONFIG_MP
122extern void cpu_mp_lmb_reserve(struct lmb *lmb);
123
124void board_lmb_reserve(struct lmb *lmb)
125{
126 cpu_mp_lmb_reserve(lmb);
127}
128#endif