Merge branch 'topic/aoa' into to-push
[linux-2.6] / arch / arm / mach-orion5x / wnr854t-setup.c
1 /*
2  * arch/arm/mach-orion5x/wnr854t-setup.c
3  *
4  * This file is licensed under the terms of the GNU General Public
5  * License version 2.  This program is licensed "as is" without any
6  * warranty of any kind, whether express or implied.
7  */
8
9 #include <linux/kernel.h>
10 #include <linux/init.h>
11 #include <linux/platform_device.h>
12 #include <linux/pci.h>
13 #include <linux/irq.h>
14 #include <linux/delay.h>
15 #include <linux/mtd/physmap.h>
16 #include <linux/mv643xx_eth.h>
17 #include <linux/ethtool.h>
18 #include <asm/mach-types.h>
19 #include <asm/gpio.h>
20 #include <asm/mach/arch.h>
21 #include <asm/mach/pci.h>
22 #include <mach/orion5x.h>
23 #include "common.h"
24 #include "mpp.h"
25
26 static struct orion5x_mpp_mode wnr854t_mpp_modes[] __initdata = {
27         {  0, MPP_GPIO },               /* Power LED green (0=on) */
28         {  1, MPP_GPIO },               /* Reset Button (0=off) */
29         {  2, MPP_GPIO },               /* Power LED blink (0=off) */
30         {  3, MPP_GPIO },               /* WAN Status LED amber (0=off) */
31         {  4, MPP_GPIO },               /* PCI int */
32         {  5, MPP_GPIO },               /* ??? */
33         {  6, MPP_GPIO },               /* ??? */
34         {  7, MPP_GPIO },               /* ??? */
35         {  8, MPP_UNUSED },             /* ??? */
36         {  9, MPP_GIGE },               /* GE_RXERR */
37         { 10, MPP_UNUSED },             /* ??? */
38         { 11, MPP_UNUSED },             /* ??? */
39         { 12, MPP_GIGE },               /* GE_TXD[4] */
40         { 13, MPP_GIGE },               /* GE_TXD[5] */
41         { 14, MPP_GIGE },               /* GE_TXD[6] */
42         { 15, MPP_GIGE },               /* GE_TXD[7] */
43         { 16, MPP_GIGE },               /* GE_RXD[4] */
44         { 17, MPP_GIGE },               /* GE_RXD[5] */
45         { 18, MPP_GIGE },               /* GE_RXD[6] */
46         { 19, MPP_GIGE },               /* GE_RXD[7] */
47         { -1 },
48 };
49
50 /*
51  * 8M NOR flash Device bus boot chip select
52  */
53 #define WNR854T_NOR_BOOT_BASE   0xf4000000
54 #define WNR854T_NOR_BOOT_SIZE   SZ_8M
55
56 static struct mtd_partition wnr854t_nor_flash_partitions[] = {
57         {
58                 .name           = "kernel",
59                 .offset         = 0x00000000,
60                 .size           = 0x00100000,
61         }, {
62                 .name           = "rootfs",
63                 .offset         = 0x00100000,
64                 .size           = 0x00660000,
65         }, {
66                 .name           = "uboot",
67                 .offset         = 0x00760000,
68                 .size           = 0x00040000,
69         },
70 };
71
72 static struct physmap_flash_data wnr854t_nor_flash_data = {
73         .width          = 2,
74         .parts          = wnr854t_nor_flash_partitions,
75         .nr_parts       = ARRAY_SIZE(wnr854t_nor_flash_partitions),
76 };
77
78 static struct resource wnr854t_nor_flash_resource = {
79         .flags          = IORESOURCE_MEM,
80         .start          = WNR854T_NOR_BOOT_BASE,
81         .end            = WNR854T_NOR_BOOT_BASE + WNR854T_NOR_BOOT_SIZE - 1,
82 };
83
84 static struct platform_device wnr854t_nor_flash = {
85         .name                   = "physmap-flash",
86         .id                     = 0,
87         .dev            = {
88                 .platform_data  = &wnr854t_nor_flash_data,
89         },
90         .num_resources          = 1,
91         .resource               = &wnr854t_nor_flash_resource,
92 };
93
94 static struct mv643xx_eth_platform_data wnr854t_eth_data = {
95         .phy_addr       = MV643XX_ETH_PHY_NONE,
96         .speed          = SPEED_1000,
97         .duplex         = DUPLEX_FULL,
98 };
99
100 static void __init wnr854t_init(void)
101 {
102         /*
103          * Setup basic Orion functions. Need to be called early.
104          */
105         orion5x_init();
106
107         orion5x_mpp_conf(wnr854t_mpp_modes);
108
109         /*
110          * Configure peripherals.
111          */
112         orion5x_eth_init(&wnr854t_eth_data);
113         orion5x_uart0_init();
114
115         orion5x_setup_dev_boot_win(WNR854T_NOR_BOOT_BASE,
116                                    WNR854T_NOR_BOOT_SIZE);
117         platform_device_register(&wnr854t_nor_flash);
118 }
119
120 static int __init wnr854t_pci_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
121 {
122         int irq;
123
124         /*
125          * Check for devices with hard-wired IRQs.
126          */
127         irq = orion5x_pci_map_irq(dev, slot, pin);
128         if (irq != -1)
129                 return irq;
130
131         /*
132          * Mini-PCI slot.
133          */
134         if (slot == 7)
135                 return gpio_to_irq(4);
136
137         return -1;
138 }
139
140 static struct hw_pci wnr854t_pci __initdata = {
141         .nr_controllers = 2,
142         .swizzle        = pci_std_swizzle,
143         .setup          = orion5x_pci_sys_setup,
144         .scan           = orion5x_pci_sys_scan_bus,
145         .map_irq        = wnr854t_pci_map_irq,
146 };
147
148 static int __init wnr854t_pci_init(void)
149 {
150         if (machine_is_wnr854t())
151                 pci_common_init(&wnr854t_pci);
152
153         return 0;
154 }
155 subsys_initcall(wnr854t_pci_init);
156
157 MACHINE_START(WNR854T, "Netgear WNR854T")
158         /* Maintainer: Imre Kaloz <kaloz@openwrt.org> */
159         .phys_io        = ORION5X_REGS_PHYS_BASE,
160         .io_pg_offst    = ((ORION5X_REGS_VIRT_BASE) >> 18) & 0xFFFC,
161         .boot_params    = 0x00000100,
162         .init_machine   = wnr854t_init,
163         .map_io         = orion5x_map_io,
164         .init_irq       = orion5x_init_irq,
165         .timer          = &orion5x_timer,
166         .fixup          = tag_fixup_mem32,
167 MACHINE_END