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 <malloc.h>
10 #include <errno.h>
11 #include <netdev.h>
12 #include <asm/io.h>
13 #include <linux/compiler.h>
14 #include <dm/platdata.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 		.base = 0x0UL,
35 		.size = 0x80000000UL,
36 		.attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
37 			 PTE_BLOCK_NON_SHARE |
38 			 PTE_BLOCK_PXN | PTE_BLOCK_UXN
39 	}, {
40 		.base = 0x80000000UL,
41 		.size = 0xff80000000UL,
42 		.attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) |
43 			 PTE_BLOCK_INNER_SHARE
44 	}, {
45 		/* List terminator */
46 		0,
47 	}
48 };
49 
50 struct mm_region *mem_map = vexpress64_mem_map;
51 
52 /* This function gets replaced by platforms supporting PCIe.
53  * The replacement function, eg. on Juno, initialises the PCIe bus.
54  */
55 __weak void vexpress64_pcie_init(void)
56 {
57 }
58 
59 int board_init(void)
60 {
61 	vexpress64_pcie_init();
62 	return 0;
63 }
64 
65 int dram_init(void)
66 {
67 	gd->ram_size = PHYS_SDRAM_1_SIZE;
68 	return 0;
69 }
70 
71 void dram_init_banksize(void)
72 {
73 	gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
74 	gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
75 #ifdef PHYS_SDRAM_2
76 	gd->bd->bi_dram[1].start = PHYS_SDRAM_2;
77 	gd->bd->bi_dram[1].size = PHYS_SDRAM_2_SIZE;
78 #endif
79 }
80 
81 /*
82  * Board specific reset that is system reset.
83  */
84 void reset_cpu(ulong addr)
85 {
86 }
87 
88 /*
89  * Board specific ethernet initialization routine.
90  */
91 int board_eth_init(bd_t *bis)
92 {
93 	int rc = 0;
94 #ifdef CONFIG_SMC91111
95 	rc = smc91111_initialize(0, CONFIG_SMC91111_BASE);
96 #endif
97 #ifdef CONFIG_SMC911X
98 	rc = smc911x_initialize(0, CONFIG_SMC911X_BASE);
99 #endif
100 	return rc;
101 }
102