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5628fb75 SG |
1 | /* |
2 | * Copyright (C) 2011 Simon Guinot <sguinot@lacie.com> | |
3 | * | |
4 | * Based on Kirkwood support: | |
5 | * (C) Copyright 2009 | |
6 | * Marvell Semiconductor <www.marvell.com> | |
7 | * Written-by: Prafulla Wadaskar <prafulla@marvell.com> | |
8 | * | |
1a459660 | 9 | * SPDX-License-Identifier: GPL-2.0+ |
5628fb75 SG |
10 | */ |
11 | ||
12 | #include <common.h> | |
5628fb75 | 13 | #include <command.h> |
2af4d0f4 | 14 | #include <i2c.h> |
5628fb75 | 15 | #include <asm/arch/cpu.h> |
3dc23f78 | 16 | #include <asm/arch/soc.h> |
5628fb75 SG |
17 | #include <asm/arch/mpp.h> |
18 | #include <asm/arch/gpio.h> | |
77ea071f | 19 | |
5628fb75 | 20 | #include "net2big_v2.h" |
77ea071f | 21 | #include "../common/common.h" |
7737c994 | 22 | #include "../common/cpld-gpio-bus.h" |
5628fb75 SG |
23 | |
24 | DECLARE_GLOBAL_DATA_PTR; | |
25 | ||
26 | int board_early_init_f(void) | |
27 | { | |
28 | /* GPIO configuration */ | |
d5c5132f SR |
29 | mvebu_config_gpio(NET2BIG_V2_OE_VAL_LOW, NET2BIG_V2_OE_VAL_HIGH, |
30 | NET2BIG_V2_OE_LOW, NET2BIG_V2_OE_HIGH); | |
5628fb75 SG |
31 | |
32 | /* Multi-Purpose Pins Functionality configuration */ | |
9d86f0c3 | 33 | static const u32 kwmpp_config[] = { |
5628fb75 SG |
34 | MPP0_SPI_SCn, |
35 | MPP1_SPI_MOSI, | |
36 | MPP2_SPI_SCK, | |
37 | MPP3_SPI_MISO, | |
38 | MPP6_SYSRST_OUTn, | |
39 | MPP7_GPO, /* Request power-off */ | |
40 | MPP8_TW_SDA, | |
41 | MPP9_TW_SCK, | |
42 | MPP10_UART0_TXD, | |
43 | MPP11_UART0_RXD, | |
44 | MPP13_GPIO, /* Rear power switch (on|auto) */ | |
45 | MPP14_GPIO, /* USB fuse alarm */ | |
46 | MPP15_GPIO, /* Rear power switch (auto|off) */ | |
47 | MPP16_GPIO, /* SATA HDD1 power */ | |
48 | MPP17_GPIO, /* SATA HDD2 power */ | |
49 | MPP20_SATA1_ACTn, | |
50 | MPP21_SATA0_ACTn, | |
51 | MPP24_GPIO, /* USB mode select */ | |
52 | MPP26_GPIO, /* USB device vbus */ | |
53 | MPP28_GPIO, /* USB enable host vbus */ | |
7737c994 | 54 | MPP29_GPIO, /* CPLD GPIO bus ALE */ |
5628fb75 SG |
55 | MPP34_GPIO, /* Rear Push button 0=on 1=off */ |
56 | MPP35_GPIO, /* Inhibit switch power-off */ | |
57 | MPP36_GPIO, /* SATA HDD1 presence */ | |
58 | MPP37_GPIO, /* SATA HDD2 presence */ | |
59 | MPP40_GPIO, /* eSATA presence */ | |
7737c994 SG |
60 | MPP44_GPIO, /* CPLD GPIO bus (data 0) */ |
61 | MPP45_GPIO, /* CPLD GPIO bus (data 1) */ | |
62 | MPP46_GPIO, /* CPLD GPIO bus (data 2) */ | |
63 | MPP47_GPIO, /* CPLD GPIO bus (addr 0) */ | |
64 | MPP48_GPIO, /* CPLD GPIO bus (addr 1) */ | |
65 | MPP49_GPIO, /* CPLD GPIO bus (addr 2) */ | |
5628fb75 SG |
66 | 0 |
67 | }; | |
68 | ||
84683638 | 69 | kirkwood_mpp_conf(kwmpp_config, NULL); |
5628fb75 SG |
70 | |
71 | return 0; | |
72 | } | |
73 | ||
74 | int board_init(void) | |
75 | { | |
76 | /* Machine number */ | |
77 | gd->bd->bi_arch_number = MACH_TYPE_NET2BIG_V2; | |
78 | ||
79 | /* Boot parameters address */ | |
96c5f081 | 80 | gd->bd->bi_boot_params = mvebu_sdram_bar(0) + 0x100; |
5628fb75 SG |
81 | |
82 | return 0; | |
83 | } | |
84 | ||
77ea071f | 85 | #if defined(CONFIG_MISC_INIT_R) |
2af4d0f4 SG |
86 | |
87 | #if defined(CONFIG_CMD_I2C) && defined(CONFIG_SYS_I2C_G762_ADDR) | |
88 | /* | |
89 | * Start I2C fan (GMT G762 controller) | |
90 | */ | |
91 | static void init_fan(void) | |
92 | { | |
93 | u8 data; | |
94 | ||
95 | i2c_set_bus_num(0); | |
96 | ||
97 | /* Enable open-loop and PWM modes */ | |
98 | data = 0x20; | |
99 | if (i2c_write(CONFIG_SYS_I2C_G762_ADDR, | |
100 | G762_REG_FAN_CMD1, 1, &data, 1) != 0) | |
101 | goto err; | |
102 | data = 0; | |
103 | if (i2c_write(CONFIG_SYS_I2C_G762_ADDR, | |
104 | G762_REG_SET_CNT, 1, &data, 1) != 0) | |
105 | goto err; | |
106 | /* | |
107 | * RPM to PWM (set_out register) fan speed conversion array: | |
108 | * 0 0x00 | |
109 | * 1500 0x04 | |
110 | * 2800 0x08 | |
111 | * 3400 0x0C | |
112 | * 3700 0x10 | |
113 | * 4400 0x20 | |
114 | * 4700 0x30 | |
115 | * 4800 0x50 | |
116 | * 5200 0x80 | |
117 | * 5400 0xC0 | |
118 | * 5500 0xFF | |
119 | * | |
120 | * Start fan at low speed (2800 RPM): | |
121 | */ | |
122 | data = 0x08; | |
123 | if (i2c_write(CONFIG_SYS_I2C_G762_ADDR, | |
124 | G762_REG_SET_OUT, 1, &data, 1) != 0) | |
125 | goto err; | |
126 | ||
127 | return; | |
128 | err: | |
129 | printf("Error: failed to start I2C fan @%02x\n", | |
130 | CONFIG_SYS_I2C_G762_ADDR); | |
131 | } | |
132 | #else | |
133 | static void init_fan(void) {} | |
134 | #endif /* CONFIG_CMD_I2C && CONFIG_SYS_I2C_G762_ADDR */ | |
135 | ||
7737c994 SG |
136 | #if defined(CONFIG_NET2BIG_V2) && defined(CONFIG_KIRKWOOD_GPIO) |
137 | /* | |
138 | * CPLD GPIO bus: | |
139 | * | |
140 | * - address register : bit [0-2] -> GPIO [47-49] | |
141 | * - data register : bit [0-2] -> GPIO [44-46] | |
142 | * - enable register : GPIO 29 | |
143 | */ | |
144 | static unsigned cpld_gpio_bus_addr[] = { 47, 48, 49 }; | |
145 | static unsigned cpld_gpio_bus_data[] = { 44, 45, 46 }; | |
146 | ||
147 | static struct cpld_gpio_bus cpld_gpio_bus = { | |
148 | .addr = cpld_gpio_bus_addr, | |
149 | .num_addr = ARRAY_SIZE(cpld_gpio_bus_addr), | |
150 | .data = cpld_gpio_bus_data, | |
151 | .num_data = ARRAY_SIZE(cpld_gpio_bus_data), | |
152 | .enable = 29, | |
153 | }; | |
154 | ||
155 | /* | |
156 | * LEDs configuration: | |
157 | * | |
158 | * The LEDs are controlled by a CPLD and can be configured through | |
159 | * the CPLD GPIO bus. | |
160 | * | |
161 | * Address register selection: | |
162 | * | |
163 | * addr | register | |
164 | * ---------------------------- | |
165 | * 0 | front LED | |
166 | * 1 | front LED brightness | |
167 | * 2 | SATA LED brightness | |
168 | * 3 | SATA0 LED | |
169 | * 4 | SATA1 LED | |
170 | * 5 | SATA2 LED | |
171 | * 6 | SATA3 LED | |
172 | * 7 | SATA4 LED | |
173 | * | |
174 | * Data register configuration: | |
175 | * | |
176 | * data | LED brightness | |
177 | * ------------------------------------------------- | |
178 | * 0 | min (off) | |
179 | * - | - | |
180 | * 7 | max | |
181 | * | |
182 | * data | front LED mode | |
183 | * ------------------------------------------------- | |
184 | * 0 | fix off | |
185 | * 1 | fix blue on | |
186 | * 2 | fix red on | |
187 | * 3 | blink blue on=1 sec and blue off=1 sec | |
188 | * 4 | blink red on=1 sec and red off=1 sec | |
189 | * 5 | blink blue on=2.5 sec and red on=0.5 sec | |
190 | * 6 | blink blue on=1 sec and red on=1 sec | |
191 | * 7 | blink blue on=0.5 sec and blue off=2.5 sec | |
192 | * | |
193 | * data | SATA LED mode | |
194 | * ------------------------------------------------- | |
195 | * 0 | fix off | |
196 | * 1 | SATA activity blink | |
197 | * 2 | fix red on | |
198 | * 3 | blink blue on=1 sec and blue off=1 sec | |
199 | * 4 | blink red on=1 sec and red off=1 sec | |
200 | * 5 | blink blue on=2.5 sec and red on=0.5 sec | |
201 | * 6 | blink blue on=1 sec and red on=1 sec | |
202 | * 7 | fix blue on | |
203 | */ | |
204 | static void init_leds(void) | |
205 | { | |
206 | /* Enable the front blue LED */ | |
207 | cpld_gpio_bus_write(&cpld_gpio_bus, 0, 1); | |
208 | cpld_gpio_bus_write(&cpld_gpio_bus, 1, 3); | |
209 | ||
210 | /* Configure SATA LEDs to blink in relation with the SATA activity */ | |
211 | cpld_gpio_bus_write(&cpld_gpio_bus, 3, 1); | |
212 | cpld_gpio_bus_write(&cpld_gpio_bus, 4, 1); | |
213 | cpld_gpio_bus_write(&cpld_gpio_bus, 2, 3); | |
214 | } | |
215 | #else | |
216 | static void init_leds(void) {} | |
217 | #endif /* CONFIG_NET2BIG_V2 && CONFIG_KIRKWOOD_GPIO */ | |
218 | ||
5628fb75 SG |
219 | int misc_init_r(void) |
220 | { | |
2af4d0f4 | 221 | init_fan(); |
77ea071f | 222 | #if defined(CONFIG_CMD_I2C) && defined(CONFIG_SYS_I2C_EEPROM_ADDR) |
5628fb75 | 223 | if (!getenv("ethaddr")) { |
5628fb75 | 224 | uchar mac[6]; |
77ea071f SG |
225 | if (lacie_read_mac_address(mac) == 0) |
226 | eth_setenv_enetaddr("ethaddr", mac); | |
5628fb75 | 227 | } |
77ea071f | 228 | #endif |
7737c994 SG |
229 | init_leds(); |
230 | ||
5628fb75 SG |
231 | return 0; |
232 | } | |
2af4d0f4 | 233 | #endif /* CONFIG_MISC_INIT_R */ |
5628fb75 | 234 | |
77ea071f | 235 | #if defined(CONFIG_CMD_NET) && defined(CONFIG_RESET_PHY_R) |
5628fb75 SG |
236 | /* Configure and initialize PHY */ |
237 | void reset_phy(void) | |
238 | { | |
c59c0857 | 239 | mv_phy_88e1116_init("egiga0", 8); |
5628fb75 | 240 | } |
77ea071f | 241 | #endif |
5628fb75 | 242 | |
77ea071f | 243 | #if defined(CONFIG_KIRKWOOD_GPIO) |
5628fb75 SG |
244 | /* Return GPIO push button status */ |
245 | static int | |
246 | do_read_push_button(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) | |
247 | { | |
248 | return !kw_gpio_get_value(NET2BIG_V2_GPIO_PUSH_BUTTON); | |
249 | } | |
250 | ||
251 | U_BOOT_CMD(button, 1, 1, do_read_push_button, | |
252 | "Return GPIO push button status 0=off 1=on", ""); | |
77ea071f | 253 | #endif |