summaryrefslogtreecommitdiffstats
path: root/arch/arm/boards/telit-evk-pro3/init.c
blob: 4c853c647cb98de9db7542c23bca828d722405d0 (plain) (blame)
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
// SPDX-License-Identifier: GPL-2.0-or-later
// SPDX-FileCopyrightText: 2007 Sascha Hauer, Pengutronix
// SPDX-FileCopyrightText: 2013 Fabio Porcedda <fabio.porcedda@gmail.com>, Telit

#include <asm/armlinux.h>
#include <common.h>
#include <gpio.h>
#include <init.h>
#include <linux/clk.h>
#include <linux/mtd/nand.h>
#include <linux/mtd/rawnand.h>
#include <mach/at91_rstc.h>
#include <mach/at91sam9_smc.h>
#include <mach/board.h>
#include <mach/iomux.h>
#include <nand.h>

#define BOOTSTRAP_SIZE	0xC0000

static struct atmel_nand_data nand_pdata = {
	.ale		= 21,
	.cle		= 22,
	.det_pin	= -EINVAL,
	.rdy_pin	= AT91_PIN_PC13,
	.enable_pin	= AT91_PIN_PC14,
	.ecc_mode	= NAND_ECC_SOFT,
	.on_flash_bbt	= 1,
};

static struct sam9_smc_config evk_nand_smc_config = {
	.ncs_read_setup		= 0,
	.nrd_setup		= 1,
	.ncs_write_setup	= 0,
	.nwe_setup		= 1,

	.ncs_read_pulse		= 3,
	.nrd_pulse		= 3,
	.ncs_write_pulse	= 3,
	.nwe_pulse		= 3,

	.read_cycle		= 5,
	.write_cycle		= 5,

	.mode			= AT91_SMC_READMODE | AT91_SMC_WRITEMODE |
				  AT91_SMC_EXNWMODE_DISABLE | AT91_SMC_DBW_8,
	.tdf_cycles		= 2,
};

static void evk_add_device_nand(void)
{
	/* configure chip-select 3 (NAND) */
	sam9_smc_configure(0, 3, &evk_nand_smc_config);

	at91_add_device_nand(&nand_pdata);
}

static struct macb_platform_data macb_pdata = {
	.phy_interface = PHY_INTERFACE_MODE_RMII,
	.phy_addr = 0,
};

static void evk_phy_reset(void)
{
	at91_set_gpio_input(AT91_PIN_PA14, 0);
	at91_set_gpio_input(AT91_PIN_PA15, 0);
	at91_set_gpio_input(AT91_PIN_PA17, 0);
	at91_set_gpio_input(AT91_PIN_PA25, 0);
	at91_set_gpio_input(AT91_PIN_PA26, 0);
	at91_set_gpio_input(AT91_PIN_PA28, 0);

	at91sam_phy_reset(IOMEM(AT91SAM9260_BASE_RSTC));
}

/*
 * MCI (SD/MMC)
 */
#if defined(CONFIG_MCI_ATMEL)
static struct atmel_mci_platform_data __initdata evk_mci_data = {
	.bus_width	= 4,
	.detect_pin	= AT91_PIN_PA27,
	.wp_pin		= AT91_PIN_PA25,
};

static void evk_usb_add_device_mci(void)
{
	at91_add_device_mci(0, &evk_mci_data);
}
#else
static void evk_usb_add_device_mci(void) {}
#endif

/*
 * USB Host port
 */
static struct at91_usbh_data __initdata evk_usbh_data = {
	.ports		= 2,
	.vbus_pin	= { -EINVAL, -EINVAL },
};

/*
 * USB Device port
 */
static struct at91_udc_data __initdata evk_udc_data = {
	.vbus_pin	= AT91_PIN_PC4,
	.pullup_pin	= -EINVAL,		/* pull-up driven by UDC */
};

static int evk_mem_init(void)
{
	at91_add_device_sdram(0);

	return 0;
}
mem_initcall(evk_mem_init);

static int evk_devices_init(void)
{
	evk_add_device_nand();
	evk_phy_reset();
	at91_add_device_eth(0, &macb_pdata);
	at91_add_device_usbh_ohci(&evk_usbh_data);
	at91_add_device_udc(&evk_udc_data);
	evk_usb_add_device_mci();

	devfs_add_partition("nand0", 0x00000, BOOTSTRAP_SIZE,
			    DEVFS_PARTITION_FIXED, "bootstrap_raw");
	dev_add_bb_dev("bootstrap_raw", "bootstrap");
	devfs_add_partition("nand0", BOOTSTRAP_SIZE, SZ_256K,
			    DEVFS_PARTITION_FIXED, "self_raw");
	dev_add_bb_dev("self_raw", "self0");
	devfs_add_partition("nand0", BOOTSTRAP_SIZE + SZ_256K, SZ_128K,
			    DEVFS_PARTITION_FIXED, "env_raw");
	dev_add_bb_dev("env_raw", "env0");
	devfs_add_partition("nand0", BOOTSTRAP_SIZE + SZ_256K + SZ_128K,
			    SZ_128K, DEVFS_PARTITION_FIXED, "env_raw1");
	dev_add_bb_dev("env_raw1", "env1");

	return 0;
}
device_initcall(evk_devices_init);

static int evk_console_init(void)
{
	barebox_set_model("Telit EVK-PRO3");
	barebox_set_hostname("evkpr03");

	at91_register_uart(0, 0);
	return 0;
}
console_initcall(evk_console_init);

static int evk_main_clock(void)
{
	at91_set_main_clock(6000000);
	return 0;
}
pure_initcall(evk_main_clock);