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
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
|
/*
* Copyright (C) 2010 Eric C. Cooper <ecc@cmu.edu>
*
* Based on sheevaplug.c originally written by
* Prafulla Wadaskar <prafulla@marvell.com>
* (C) Copyright 2009
* Marvell Semiconductor <www.marvell.com>
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301 USA
*/
#include <common.h>
#include <miiphy.h>
#include <asm/arch/kirkwood.h>
#include <asm/arch/mpp.h>
#include <asm/arch/cpu.h>
#include <asm/io.h>
#include "dockstar.h"
DECLARE_GLOBAL_DATA_PTR;
int board_early_init_f(void)
{
/*
* default gpio configuration
* There are maximum 64 gpios controlled through 2 sets of registers
* the below configuration configures mainly initial LED status
*/
kw_config_gpio(DOCKSTAR_OE_VAL_LOW,
DOCKSTAR_OE_VAL_HIGH,
DOCKSTAR_OE_LOW, DOCKSTAR_OE_HIGH);
/* Multi-Purpose Pins Functionality configuration */
static const u32 kwmpp_config[] = {
MPP0_NF_IO2,
MPP1_NF_IO3,
MPP2_NF_IO4,
MPP3_NF_IO5,
MPP4_NF_IO6,
MPP5_NF_IO7,
MPP6_SYSRST_OUTn,
MPP7_GPO,
MPP8_UART0_RTS,
MPP9_UART0_CTS,
MPP10_UART0_TXD,
MPP11_UART0_RXD,
MPP12_SD_CLK,
MPP13_SD_CMD,
MPP14_SD_D0,
MPP15_SD_D1,
MPP16_SD_D2,
MPP17_SD_D3,
MPP18_NF_IO0,
MPP19_NF_IO1,
MPP20_GPIO,
MPP21_GPIO,
MPP22_GPIO,
MPP23_GPIO,
MPP24_GPIO,
MPP25_GPIO,
MPP26_GPIO,
MPP27_GPIO,
MPP28_GPIO,
MPP29_TSMP9,
MPP30_GPIO,
MPP31_GPIO,
MPP32_GPIO,
MPP33_GPIO,
MPP34_GPIO,
MPP35_GPIO,
MPP36_GPIO,
MPP37_GPIO,
MPP38_GPIO,
MPP39_GPIO,
MPP40_GPIO,
MPP41_GPIO,
MPP42_GPIO,
MPP43_GPIO,
MPP44_GPIO,
MPP45_GPIO,
MPP46_GPIO,
MPP47_GPIO,
MPP48_GPIO,
MPP49_GPIO,
0
};
kirkwood_mpp_conf(kwmpp_config, NULL);
return 0;
}
int board_init(void)
{
/*
* arch number of board
*/
gd->bd->bi_arch_number = MACH_TYPE_DOCKSTAR;
/* address of boot parameters */
gd->bd->bi_boot_params = kw_sdram_bar(0) + 0x100;
return 0;
}
#ifdef CONFIG_RESET_PHY_R
/* Configure and enable MV88E1116 PHY */
void reset_phy(void)
{
u16 reg;
u16 devadr;
char *name = "egiga0";
if (miiphy_set_current_dev(name))
return;
/* command to read PHY dev address */
if (miiphy_read(name, 0xEE, 0xEE, (u16 *) &devadr)) {
printf("Err..%s could not read PHY dev address\n",
__FUNCTION__);
return;
}
/*
* Enable RGMII delay on Tx and Rx for CPU port
* Ref: sec 4.7.2 of chip datasheet
*/
miiphy_write(name, devadr, MV88E1116_PGADR_REG, 2);
miiphy_read(name, devadr, MV88E1116_MAC_CTRL_REG, ®);
reg |= (MV88E1116_RGMII_RXTM_CTRL | MV88E1116_RGMII_TXTM_CTRL);
miiphy_write(name, devadr, MV88E1116_MAC_CTRL_REG, reg);
miiphy_write(name, devadr, MV88E1116_PGADR_REG, 0);
/* reset the phy */
miiphy_reset(name, devadr);
printf("88E1116 Initialized on %s\n", name);
}
#endif /* CONFIG_RESET_PHY_R */
#define GREEN_LED (1 << 14)
#define ORANGE_LED (1 << 15)
#define BOTH_LEDS (GREEN_LED | ORANGE_LED)
#define NEITHER_LED 0
static void set_leds(u32 leds, u32 blinking)
{
struct kwgpio_registers *r = (struct kwgpio_registers *)KW_GPIO1_BASE;
u32 oe = readl(&r->oe) | BOTH_LEDS;
writel(oe & ~leds, &r->oe); /* active low */
u32 bl = readl(&r->blink_en) & ~BOTH_LEDS;
writel(bl | blinking, &r->blink_en);
}
void show_boot_progress(int val)
{
switch (val) {
case BOOTSTAGE_ID_RUN_OS: /* booting Linux */
set_leds(BOTH_LEDS, NEITHER_LED);
break;
case BOOTSTAGE_ID_NET_ETH_START: /* Ethernet initialization */
set_leds(GREEN_LED, GREEN_LED);
break;
default:
if (val < 0) /* error */
set_leds(ORANGE_LED, ORANGE_LED);
break;
}
}
|
