1 /*
2  * (C) Copyright 2013
3  * David Feng <fenghua@phytium.com.cn>
4  * Sharma Bhupesh <bhupesh.sharma@freescale.com>
5  *
6  * SPDX-License-Identifier:	GPL-2.0+
7  */
8 #include <common.h>
9 #include <dm.h>
10 #include <malloc.h>
11 #include <errno.h>
12 #include <netdev.h>
13 #include <asm/io.h>
14 #include <linux/compiler.h>
15 #include <dm/platform_data/serial_pl01x.h>
16 #include "pcie.h"
17 #include <asm/armv8/mmu.h>
18 
19 DECLARE_GLOBAL_DATA_PTR;
20 
21 static const struct pl01x_serial_platdata serial_platdata = {
22 	.base = V2M_UART0,
23 	.type = TYPE_PL011,
24 	.clock = CONFIG_PL011_CLOCK,
25 };
26 
27 U_BOOT_DEVICE(vexpress_serials) = {
28 	.name = "serial_pl01x",
29 	.platdata = &serial_platdata,
30 };
31 
32 static struct mm_region vexpress64_mem_map[] = {
33 	{
34 		.virt = 0x0UL,
35 		.phys = 0x0UL,
36 		.size = 0x80000000UL,
37 		.attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
38 			 PTE_BLOCK_NON_SHARE |
39 			 PTE_BLOCK_PXN | PTE_BLOCK_UXN
40 	}, {
41 		.virt = 0x80000000UL,
42 		.phys = 0x80000000UL,
43 		.size = 0xff80000000UL,
44 		.attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) |
45 			 PTE_BLOCK_INNER_SHARE
46 	}, {
47 		/* List terminator */
48 		0,
49 	}
50 };
51 
52 struct mm_region *mem_map = vexpress64_mem_map;
53 
54 /* This function gets replaced by platforms supporting PCIe.
55  * The replacement function, eg. on Juno, initialises the PCIe bus.
56  */
57 __weak void vexpress64_pcie_init(void)
58 {
59 }
60 
61 int board_init(void)
62 {
63 	vexpress64_pcie_init();
64 	return 0;
65 }
66 
67 int dram_init(void)
68 {
69 	gd->ram_size = PHYS_SDRAM_1_SIZE;
70 	return 0;
71 }
72 
73 int dram_init_banksize(void)
74 {
75 	gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
76 	gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
77 #ifdef PHYS_SDRAM_2
78 	gd->bd->bi_dram[1].start = PHYS_SDRAM_2;
79 	gd->bd->bi_dram[1].size = PHYS_SDRAM_2_SIZE;
80 #endif
81 
82 	return 0;
83 }
84 
85 /*
86  * Board specific reset that is system reset.
87  */
88 void reset_cpu(ulong addr)
89 {
90 }
91 
92 /*
93  * Board specific ethernet initialization routine.
94  */
95 int board_eth_init(bd_t *bis)
96 {
97 	int rc = 0;
98 #ifdef CONFIG_SMC91111
99 	rc = smc91111_initialize(0, CONFIG_SMC91111_BASE);
100 #endif
101 #ifdef CONFIG_SMC911X
102 	rc = smc911x_initialize(0, CONFIG_SMC911X_BASE);
103 #endif
104 	return rc;
105 }
106