summaryrefslogtreecommitdiffstats
path: root/arch/arm/mach-orion5x/wnr854t-setup.c
blob: d162d4c7f85db6f85ba47756b62906a858dfb8b6 (plain)
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
/*
 * arch/arm/mach-orion5x/wnr854t-setup.c
 *
 * This file is licensed under the terms of the GNU General Public
 * License version 2.  This program is licensed "as is" without any
 * warranty of any kind, whether express or implied.
 */
#include <linux/gpio.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/pci.h>
#include <linux/irq.h>
#include <linux/delay.h>
#include <linux/mtd/physmap.h>
#include <linux/mv643xx_eth.h>
#include <linux/ethtool.h>
#include <net/dsa.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/pci.h>
#include "orion5x.h"
#include "common.h"
#include "mpp.h"

static unsigned int wnr854t_mpp_modes[] __initdata = {
	MPP0_GPIO,		/* Power LED green (0=on) */
	MPP1_GPIO,		/* Reset Button (0=off) */
	MPP2_GPIO,		/* Power LED blink (0=off) */
	MPP3_GPIO,		/* WAN Status LED amber (0=off) */
	MPP4_GPIO,		/* PCI int */
	MPP5_GPIO,		/* ??? */
	MPP6_GPIO,		/* ??? */
	MPP7_GPIO,		/* ??? */
	MPP8_UNUSED,		/* ??? */
	MPP9_GIGE,		/* GE_RXERR */
	MPP10_UNUSED,		/* ??? */
	MPP11_UNUSED,		/* ??? */
	MPP12_GIGE,		/* GE_TXD[4] */
	MPP13_GIGE,		/* GE_TXD[5] */
	MPP14_GIGE,		/* GE_TXD[6] */
	MPP15_GIGE,		/* GE_TXD[7] */
	MPP16_GIGE,		/* GE_RXD[4] */
	MPP17_GIGE,		/* GE_RXD[5] */
	MPP18_GIGE,		/* GE_RXD[6] */
	MPP19_GIGE,		/* GE_RXD[7] */
	0,
};

/*
 * 8M NOR flash Device bus boot chip select
 */
#define WNR854T_NOR_BOOT_BASE	0xf4000000
#define WNR854T_NOR_BOOT_SIZE	SZ_8M

static struct mtd_partition wnr854t_nor_flash_partitions[] = {
	{
		.name		= "kernel",
		.offset		= 0x00000000,
		.size		= 0x00100000,
	}, {
		.name		= "rootfs",
		.offset		= 0x00100000,
		.size		= 0x00660000,
	}, {
		.name		= "uboot",
		.offset		= 0x00760000,
		.size		= 0x00040000,
	},
};

static struct physmap_flash_data wnr854t_nor_flash_data = {
	.width		= 2,
	.parts		= wnr854t_nor_flash_partitions,
	.nr_parts	= ARRAY_SIZE(wnr854t_nor_flash_partitions),
};

static struct resource wnr854t_nor_flash_resource = {
	.flags		= IORESOURCE_MEM,
	.start		= WNR854T_NOR_BOOT_BASE,
	.end		= WNR854T_NOR_BOOT_BASE + WNR854T_NOR_BOOT_SIZE - 1,
};

static struct platform_device wnr854t_nor_flash = {
	.name			= "physmap-flash",
	.id			= 0,
	.dev		= {
		.platform_data	= &wnr854t_nor_flash_data,
	},
	.num_resources		= 1,
	.resource		= &wnr854t_nor_flash_resource,
};

static struct mv643xx_eth_platform_data wnr854t_eth_data = {
	.phy_addr	= MV643XX_ETH_PHY_NONE,
	.speed		= SPEED_1000,
	.duplex		= DUPLEX_FULL,
};

static struct dsa_chip_data wnr854t_switch_chip_data = {
	.port_names[0] = "lan3",
	.port_names[1] = "lan4",
	.port_names[2] = "wan",
	.port_names[3] = "cpu",
	.port_names[5] = "lan1",
	.port_names[7] = "lan2",
};

static void __init wnr854t_init(void)
{
	/*
	 * Setup basic Orion functions. Need to be called early.
	 */
	orion5x_init();

	orion5x_mpp_conf(wnr854t_mpp_modes);

	/*
	 * Configure peripherals.
	 */
	orion5x_eth_init(&wnr854t_eth_data);
	orion5x_eth_switch_init(&wnr854t_switch_chip_data);
	orion5x_uart0_init();

	mvebu_mbus_add_window_by_id(ORION_MBUS_DEVBUS_BOOT_TARGET,
				    ORION_MBUS_DEVBUS_BOOT_ATTR,
				    WNR854T_NOR_BOOT_BASE,
				    WNR854T_NOR_BOOT_SIZE);
	platform_device_register(&wnr854t_nor_flash);
}

static int __init wnr854t_pci_map_irq(const struct pci_dev *dev, u8 slot,
	u8 pin)
{
	int irq;

	/*
	 * Check for devices with hard-wired IRQs.
	 */
	irq = orion5x_pci_map_irq(dev, slot, pin);
	if (irq != -1)
		return irq;

	/*
	 * Mini-PCI slot.
	 */
	if (slot == 7)
		return gpio_to_irq(4);

	return -1;
}

static struct hw_pci wnr854t_pci __initdata = {
	.nr_controllers	= 2,
	.setup		= orion5x_pci_sys_setup,
	.scan		= orion5x_pci_sys_scan_bus,
	.map_irq	= wnr854t_pci_map_irq,
};

static int __init wnr854t_pci_init(void)
{
	if (machine_is_wnr854t())
		pci_common_init(&wnr854t_pci);

	return 0;
}
subsys_initcall(wnr854t_pci_init);

MACHINE_START(WNR854T, "Netgear WNR854T")
	/* Maintainer: Imre Kaloz <kaloz@openwrt.org> */
	.atag_offset	= 0x100,
	.nr_irqs	= ORION5X_NR_IRQS,
	.init_machine	= wnr854t_init,
	.map_io		= orion5x_map_io,
	.init_early	= orion5x_init_early,
	.init_irq	= orion5x_init_irq,
	.init_time	= orion5x_timer_init,
	.fixup		= tag_fixup_mem32,
	.restart	= orion5x_restart,
MACHINE_END