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96b8a054 SW |
1 | /* |
2 | * Copyright (C) Freescale Semiconductor, Inc. 2006-2007 | |
3 | * | |
4 | * Author: Scott Wood <[email protected]> | |
5 | * | |
1a459660 | 6 | * SPDX-License-Identifier: GPL-2.0+ |
96b8a054 SW |
7 | */ |
8 | ||
9 | #include <common.h> | |
b3458d2c | 10 | #if defined(CONFIG_OF_LIBFDT) |
3fde9e8b KP |
11 | #include <libfdt.h> |
12 | #endif | |
96b8a054 SW |
13 | #include <pci.h> |
14 | #include <mpc83xx.h> | |
89c7784e | 15 | #include <vsc7385.h> |
e4c09508 SW |
16 | #include <ns16550.h> |
17 | #include <nand.h> | |
22f4442d | 18 | #if defined(CONFIG_MPC83XX_GPIO) && !defined(CONFIG_SPL_BUILD) |
0eaf8f9e JH |
19 | #include <asm/gpio.h> |
20 | #endif | |
96b8a054 SW |
21 | |
22 | DECLARE_GLOBAL_DATA_PTR; | |
23 | ||
24 | int board_early_init_f(void) | |
25 | { | |
6d0f6bcf JCPV |
26 | #ifndef CONFIG_SYS_8313ERDB_BROKEN_PMC |
27 | volatile immap_t *im = (immap_t *)CONFIG_SYS_IMMR; | |
96b8a054 SW |
28 | |
29 | if (im->pmc.pmccr1 & PMCCR1_POWER_OFF) | |
30 | gd->flags |= GD_FLG_SILENT; | |
31 | #endif | |
22f4442d | 32 | #if defined(CONFIG_MPC83XX_GPIO) && !defined(CONFIG_SPL_BUILD) |
0eaf8f9e JH |
33 | mpc83xx_gpio_init_f(); |
34 | #endif | |
35 | ||
36 | return 0; | |
37 | } | |
38 | ||
39 | int board_early_init_r(void) | |
40 | { | |
22f4442d | 41 | #if defined(CONFIG_MPC83XX_GPIO) && !defined(CONFIG_SPL_BUILD) |
0eaf8f9e JH |
42 | mpc83xx_gpio_init_r(); |
43 | #endif | |
96b8a054 SW |
44 | |
45 | return 0; | |
46 | } | |
47 | ||
48 | int checkboard(void) | |
49 | { | |
50 | puts("Board: Freescale MPC8313ERDB\n"); | |
51 | return 0; | |
52 | } | |
53 | ||
22f4442d | 54 | #ifndef CONFIG_SPL_BUILD |
96b8a054 SW |
55 | static struct pci_region pci_regions[] = { |
56 | { | |
a2873bde KP |
57 | .bus_start = CONFIG_SYS_PCI1_MEM_BASE, |
58 | .phys_start = CONFIG_SYS_PCI1_MEM_PHYS, | |
59 | .size = CONFIG_SYS_PCI1_MEM_SIZE, | |
60 | .flags = PCI_REGION_MEM | PCI_REGION_PREFETCH | |
96b8a054 SW |
61 | }, |
62 | { | |
a2873bde KP |
63 | .bus_start = CONFIG_SYS_PCI1_MMIO_BASE, |
64 | .phys_start = CONFIG_SYS_PCI1_MMIO_PHYS, | |
65 | .size = CONFIG_SYS_PCI1_MMIO_SIZE, | |
66 | .flags = PCI_REGION_MEM | |
96b8a054 SW |
67 | }, |
68 | { | |
a2873bde KP |
69 | .bus_start = CONFIG_SYS_PCI1_IO_BASE, |
70 | .phys_start = CONFIG_SYS_PCI1_IO_PHYS, | |
71 | .size = CONFIG_SYS_PCI1_IO_SIZE, | |
72 | .flags = PCI_REGION_IO | |
96b8a054 SW |
73 | } |
74 | }; | |
75 | ||
76 | void pci_init_board(void) | |
77 | { | |
6d0f6bcf | 78 | volatile immap_t *immr = (volatile immap_t *)CONFIG_SYS_IMMR; |
96b8a054 SW |
79 | volatile clk83xx_t *clk = (volatile clk83xx_t *)&immr->clk; |
80 | volatile law83xx_t *pci_law = immr->sysconf.pcilaw; | |
81 | struct pci_region *reg[] = { pci_regions }; | |
96b8a054 SW |
82 | |
83 | /* Enable all 3 PCI_CLK_OUTPUTs. */ | |
84 | clk->occr |= 0xe0000000; | |
85 | ||
86 | /* | |
87 | * Configure PCI Local Access Windows | |
88 | */ | |
6d0f6bcf | 89 | pci_law[0].bar = CONFIG_SYS_PCI1_MEM_PHYS & LAWBAR_BAR; |
96b8a054 SW |
90 | pci_law[0].ar = LBLAWAR_EN | LBLAWAR_512MB; |
91 | ||
6d0f6bcf | 92 | pci_law[1].bar = CONFIG_SYS_PCI1_IO_PHYS & LAWBAR_BAR; |
96b8a054 SW |
93 | pci_law[1].ar = LBLAWAR_EN | LBLAWAR_1MB; |
94 | ||
6aa3d3bf | 95 | mpc83xx_pci_init(1, reg); |
96b8a054 SW |
96 | } |
97 | ||
89c7784e TT |
98 | /* |
99 | * Miscellaneous late-boot configurations | |
100 | * | |
101 | * If a VSC7385 microcode image is present, then upload it. | |
102 | */ | |
103 | int misc_init_r(void) | |
104 | { | |
105 | int rc = 0; | |
106 | ||
107 | #ifdef CONFIG_VSC7385_IMAGE | |
108 | if (vsc7385_upload_firmware((void *) CONFIG_VSC7385_IMAGE, | |
109 | CONFIG_VSC7385_IMAGE_SIZE)) { | |
110 | puts("Failure uploading VSC7385 microcode.\n"); | |
111 | rc = 1; | |
112 | } | |
113 | #endif | |
114 | ||
115 | return rc; | |
116 | } | |
117 | ||
3fde9e8b | 118 | #if defined(CONFIG_OF_BOARD_SETUP) |
96b8a054 SW |
119 | void ft_board_setup(void *blob, bd_t *bd) |
120 | { | |
3fde9e8b KP |
121 | ft_cpu_setup(blob, bd); |
122 | #ifdef CONFIG_PCI | |
123 | ft_pci_setup(blob, bd); | |
124 | #endif | |
96b8a054 SW |
125 | } |
126 | #endif | |
22f4442d | 127 | #else /* CONFIG_SPL_BUILD */ |
e4c09508 SW |
128 | void board_init_f(ulong bootflag) |
129 | { | |
130 | board_early_init_f(); | |
6d0f6bcf | 131 | NS16550_init((NS16550_t)(CONFIG_SYS_IMMR + 0x4500), |
93e14596 | 132 | CONFIG_SYS_NS16550_CLK / 16 / CONFIG_BAUDRATE); |
e4c09508 SW |
133 | puts("NAND boot... "); |
134 | init_timebase(); | |
135 | initdram(0); | |
6e1385d5 | 136 | relocate_code(CONFIG_SYS_NAND_U_BOOT_RELOC_SP, (gd_t *)gd, |
93e14596 | 137 | CONFIG_SYS_NAND_U_BOOT_RELOC); |
e4c09508 SW |
138 | } |
139 | ||
140 | void board_init_r(gd_t *gd, ulong dest_addr) | |
141 | { | |
142 | nand_boot(); | |
143 | } | |
144 | ||
145 | void putc(char c) | |
146 | { | |
147 | if (gd->flags & GD_FLG_SILENT) | |
148 | return; | |
149 | ||
150 | if (c == '\n') | |
6d0f6bcf | 151 | NS16550_putc((NS16550_t)(CONFIG_SYS_IMMR + 0x4500), '\r'); |
e4c09508 | 152 | |
6d0f6bcf | 153 | NS16550_putc((NS16550_t)(CONFIG_SYS_IMMR + 0x4500), c); |
e4c09508 SW |
154 | } |
155 | #endif |