1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3 * Copyright (C) 2010 Freescale Semiconductor, Inc.
4 * Copyright (C) 2010 Ilya Yanok, Emcraft Systems, yanok@emcraft.com
5 */
6
7 #include <common.h>
8 #include <i2c.h>
9 #include <init.h>
10 #include <linux/libfdt.h>
11 #include <fdt_support.h>
12 #include <pci.h>
13 #include <mpc83xx.h>
14 #include <netdev.h>
15 #include <asm/io.h>
16 #include <asm/fsl_serdes.h>
17 #include <asm/fsl_mpc83xx_serdes.h>
18
checkboard(void)19 int checkboard(void)
20 {
21 printf("Board: MPC8308 P1M\n");
22
23 return 0;
24 }
25
26 static struct pci_region pcie_regions_0[] = {
27 {
28 .bus_start = CONFIG_SYS_PCIE1_MEM_BASE,
29 .phys_start = CONFIG_SYS_PCIE1_MEM_PHYS,
30 .size = CONFIG_SYS_PCIE1_MEM_SIZE,
31 .flags = PCI_REGION_MEM,
32 },
33 {
34 .bus_start = CONFIG_SYS_PCIE1_IO_BASE,
35 .phys_start = CONFIG_SYS_PCIE1_IO_PHYS,
36 .size = CONFIG_SYS_PCIE1_IO_SIZE,
37 .flags = PCI_REGION_IO,
38 },
39 };
40
pci_init_board(void)41 void pci_init_board(void)
42 {
43 immap_t *immr = (immap_t *)CONFIG_SYS_IMMR;
44 sysconf83xx_t *sysconf = &immr->sysconf;
45 law83xx_t *pcie_law = sysconf->pcielaw;
46 struct pci_region *pcie_reg[] = { pcie_regions_0 };
47
48 fsl_setup_serdes(CONFIG_FSL_SERDES1, FSL_SERDES_PROTO_PEX,
49 FSL_SERDES_CLK_100, FSL_SERDES_VDD_1V);
50
51 /* Deassert the resets in the control register */
52 out_be32(&sysconf->pecr1, 0xE0008000);
53 udelay(2000);
54
55 /* Configure PCI Express Local Access Windows */
56 out_be32(&pcie_law[0].bar, CONFIG_SYS_PCIE1_BASE & LAWBAR_BAR);
57 out_be32(&pcie_law[0].ar, LBLAWAR_EN | LBLAWAR_512MB);
58
59 mpc83xx_pcie_init(1, pcie_reg);
60 }
61
62 #if defined(CONFIG_OF_BOARD_SETUP)
ft_board_setup(void * blob,bd_t * bd)63 int ft_board_setup(void *blob, bd_t *bd)
64 {
65 ft_cpu_setup(blob, bd);
66 fsl_fdt_fixup_dr_usb(blob, bd);
67
68 return 0;
69 }
70 #endif
71
board_eth_init(bd_t * bis)72 int board_eth_init(bd_t *bis)
73 {
74 int rv, num_if = 0;
75
76 /* Initialize TSECs first */
77 rv = cpu_eth_init(bis);
78 if (rv >= 0)
79 num_if += rv;
80 else
81 printf("ERROR: failed to initialize TSECs.\n");
82
83 rv = pci_eth_init(bis);
84 if (rv >= 0)
85 num_if += rv;
86 else
87 printf("ERROR: failed to initialize PCI Ethernet.\n");
88
89 return num_if;
90 }
91