1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
|
// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright (C) 2015 Stefan Roese <sr@denx.de>
*/
#include <common.h>
#include <i2c.h>
#include <miiphy.h>
#include <netdev.h>
#include <asm/io.h>
#include <asm/arch/cpu.h>
#include <asm/arch/soc.h>
#include "../drivers/ddr/marvell/a38x/ddr3_init.h"
#include <../serdes/a38x/high_speed_env_spec.h>
DECLARE_GLOBAL_DATA_PTR;
/*
* Those values and defines are taken from the Marvell U-Boot version
* "u-boot-2013.01-15t1-clearfog"
*/
#define BOARD_GPP_OUT_ENA_LOW 0xffffffff
#define BOARD_GPP_OUT_ENA_MID 0xffffffff
#define BOARD_GPP_OUT_VAL_LOW 0x0
#define BOARD_GPP_OUT_VAL_MID 0x0
#define BOARD_GPP_POL_LOW 0x0
#define BOARD_GPP_POL_MID 0x0
static struct serdes_map board_serdes_map[] = {
{SATA0, SERDES_SPEED_3_GBPS, SERDES_DEFAULT_MODE, 0, 0},
{SGMII1, SERDES_SPEED_1_25_GBPS, SERDES_DEFAULT_MODE, 0, 0},
{PEX1, SERDES_SPEED_5_GBPS, PEX_ROOT_COMPLEX_X1, 0, 0},
{USB3_HOST1, SERDES_SPEED_5_GBPS, SERDES_DEFAULT_MODE, 0, 0},
{PEX2, SERDES_SPEED_5_GBPS, PEX_ROOT_COMPLEX_X1, 0, 0},
{SGMII2, SERDES_SPEED_1_25_GBPS, SERDES_DEFAULT_MODE, 0, 0},
};
int hws_board_topology_load(struct serdes_map **serdes_map_array, u8 *count)
{
*serdes_map_array = board_serdes_map;
*count = ARRAY_SIZE(board_serdes_map);
return 0;
}
/*
* Define the DDR layout / topology here in the board file. This will
* be used by the DDR3 init code in the SPL U-Boot version to configure
* the DDR3 controller.
*/
static struct mv_ddr_topology_map board_topology_map = {
DEBUG_LEVEL_ERROR,
0x1, /* active interfaces */
/* cs_mask, mirror, dqs_swap, ck_swap X PUPs */
{ { { {0x1, 0, 0, 0},
{0x1, 0, 0, 0},
{0x1, 0, 0, 0},
{0x1, 0, 0, 0},
{0x1, 0, 0, 0} },
SPEED_BIN_DDR_1600K, /* speed_bin */
MV_DDR_DEV_WIDTH_16BIT, /* memory_width */
MV_DDR_DIE_CAP_4GBIT, /* mem_size */
MV_DDR_FREQ_800, /* frequency */
0, 0, /* cas_wl cas_l */
MV_DDR_TEMP_LOW, /* temperature */
MV_DDR_TIM_DEFAULT} }, /* timing */
BUS_MASK_32BIT, /* Busses mask */
MV_DDR_CFG_DEFAULT, /* ddr configuration data source */
{ {0} }, /* raw spd data */
{0}, /* timing parameters */
{ {0} }, /* electrical configuration */
{0,}, /* electrical parameters */
0x3, /* clock enable mask */
};
struct mv_ddr_topology_map *mv_ddr_topology_map_get(void)
{
/* Return the board topology as defined in the board code */
return &board_topology_map;
}
int board_early_init_f(void)
{
/* Configure MPP */
writel(0x11111111, MVEBU_MPP_BASE + 0x00);
writel(0x11111111, MVEBU_MPP_BASE + 0x04);
writel(0x10400011, MVEBU_MPP_BASE + 0x08);
writel(0x22043333, MVEBU_MPP_BASE + 0x0c);
writel(0x44400002, MVEBU_MPP_BASE + 0x10);
writel(0x41144004, MVEBU_MPP_BASE + 0x14);
writel(0x40333333, MVEBU_MPP_BASE + 0x18);
writel(0x00004444, MVEBU_MPP_BASE + 0x1c);
/* Set GPP Out value */
writel(BOARD_GPP_OUT_VAL_LOW, MVEBU_GPIO0_BASE + 0x00);
writel(BOARD_GPP_OUT_VAL_MID, MVEBU_GPIO1_BASE + 0x00);
/* Set GPP Polarity */
writel(BOARD_GPP_POL_LOW, MVEBU_GPIO0_BASE + 0x0c);
writel(BOARD_GPP_POL_MID, MVEBU_GPIO1_BASE + 0x0c);
/* Set GPP Out Enable */
writel(BOARD_GPP_OUT_ENA_LOW, MVEBU_GPIO0_BASE + 0x04);
writel(BOARD_GPP_OUT_ENA_MID, MVEBU_GPIO1_BASE + 0x04);
return 0;
}
int board_init(void)
{
/* Address of boot parameters */
gd->bd->bi_boot_params = mvebu_sdram_bar(0) + 0x100;
/* Toggle GPIO41 to reset onboard switch and phy */
clrbits_le32(MVEBU_GPIO1_BASE + 0x0, BIT(9));
clrbits_le32(MVEBU_GPIO1_BASE + 0x4, BIT(9));
/* GPIO 19 on ClearFog rev 2.1 controls the uSOM onboard phy reset */
clrbits_le32(MVEBU_GPIO0_BASE + 0x0, BIT(19));
clrbits_le32(MVEBU_GPIO0_BASE + 0x4, BIT(19));
mdelay(1);
setbits_le32(MVEBU_GPIO1_BASE + 0x0, BIT(9));
setbits_le32(MVEBU_GPIO0_BASE + 0x0, BIT(19));
mdelay(10);
return 0;
}
int checkboard(void)
{
puts("Board: SolidRun ClearFog\n");
return 0;
}
int board_eth_init(bd_t *bis)
{
cpu_eth_init(bis); /* Built in controller(s) come first */
return pci_eth_init(bis);
}
|
