1 // SPDX-License-Identifier: GPL-2.0+
2 /**
3  * (C) Copyright 2014, Cavium Inc.
4 **/
5 
6 #include <common.h>
7 #include <dm.h>
8 #include <malloc.h>
9 #include <errno.h>
10 #include <linux/compiler.h>
11 
12 #include <cavium/atf.h>
13 #include <asm/armv8/mmu.h>
14 
15 #if !CONFIG_IS_ENABLED(OF_CONTROL)
16 #include <dm/platform_data/serial_pl01x.h>
17 
18 static const struct pl01x_serial_platdata serial0 = {
19 	.base = CONFIG_SYS_SERIAL0,
20 	.type = TYPE_PL011,
21 	.clock = 0,
22 	.skip_init = true,
23 };
24 
25 U_BOOT_DEVICE(thunderx_serial0) = {
26 	.name = "serial_pl01x",
27 	.platdata = &serial0,
28 };
29 
30 static const struct pl01x_serial_platdata serial1 = {
31 	.base = CONFIG_SYS_SERIAL1,
32 	.type = TYPE_PL011,
33 	.clock = 0,
34 	.skip_init = true,
35 };
36 
37 U_BOOT_DEVICE(thunderx_serial1) = {
38 	.name = "serial_pl01x",
39 	.platdata = &serial1,
40 };
41 #endif
42 
43 DECLARE_GLOBAL_DATA_PTR;
44 
45 static struct mm_region thunderx_mem_map[] = {
46 	{
47 		.virt = 0x000000000000UL,
48 		.phys = 0x000000000000UL,
49 		.size = 0x40000000000UL,
50 		.attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) | PTE_BLOCK_NON_SHARE,
51 	}, {
52 		.virt = 0x800000000000UL,
53 		.phys = 0x800000000000UL,
54 		.size = 0x40000000000UL,
55 		.attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
56 			 PTE_BLOCK_NON_SHARE,
57 	}, {
58 		.virt = 0x840000000000UL,
59 		.phys = 0x840000000000UL,
60 		.size = 0x40000000000UL,
61 		.attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
62 			 PTE_BLOCK_NON_SHARE,
63 	}, {
64 		/* List terminator */
65 		0,
66 	}
67 };
68 
69 struct mm_region *mem_map = thunderx_mem_map;
70 
board_init(void)71 int board_init(void)
72 {
73 	return 0;
74 }
75 
timer_init(void)76 int timer_init(void)
77 {
78 	return 0;
79 }
80 
dram_init(void)81 int dram_init(void)
82 {
83 	ssize_t node_count = atf_node_count();
84 	ssize_t dram_size;
85 	int node;
86 
87 	printf("Initializing\nNodes in system: %zd\n", node_count);
88 
89 	gd->ram_size = 0;
90 
91 	for (node = 0; node < node_count; node++) {
92 		dram_size = atf_dram_size(node);
93 		printf("Node %d: %zd MBytes of DRAM\n", node, dram_size >> 20);
94 		gd->ram_size += dram_size;
95 	}
96 
97 	gd->ram_size -= MEM_BASE;
98 
99 	*(unsigned long *)CPU_RELEASE_ADDR = 0;
100 
101 	puts("DRAM size:");
102 
103 	return 0;
104 }
105 
106 /*
107  * Board specific reset that is system reset.
108  */
reset_cpu(ulong addr)109 void reset_cpu(ulong addr)
110 {
111 }
112 
113 /*
114  * Board specific ethernet initialization routine.
115  */
board_eth_init(bd_t * bis)116 int board_eth_init(bd_t *bis)
117 {
118 	int rc = 0;
119 
120 	return rc;
121 }
122 
123 #ifdef CONFIG_PCI
pci_init_board(void)124 void pci_init_board(void)
125 {
126 	printf("DEBUG: PCI Init TODO *****\n");
127 }
128 #endif
129