Merge branch 'devel-stable' of http://ftp.arm.linux.org.uk/pub/linux/arm/kernel/git...
[linux-3.10.git] / arch / arm / mach-orion5x / wrt350n-v2-setup.c
1 /*
2  * arch/arm/mach-orion5x/wrt350n-v2-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 #include <linux/gpio.h>
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 <linux/leds.h>
19 #include <linux/gpio_keys.h>
20 #include <linux/input.h>
21 #include <net/dsa.h>
22 #include <asm/mach-types.h>
23 #include <asm/mach/arch.h>
24 #include <asm/mach/pci.h>
25 #include <mach/orion5x.h>
26 #include "common.h"
27 #include "mpp.h"
28
29 /*
30  * LEDs attached to GPIO
31  */
32 static struct gpio_led wrt350n_v2_led_pins[] = {
33         {
34                 .name           = "wrt350nv2:green:power",
35                 .gpio           = 0,
36                 .active_low     = 1,
37         }, {
38                 .name           = "wrt350nv2:green:security",
39                 .gpio           = 1,
40                 .active_low     = 1,
41         }, {
42                 .name           = "wrt350nv2:orange:power",
43                 .gpio           = 5,
44                 .active_low     = 1,
45         }, {
46                 .name           = "wrt350nv2:green:usb",
47                 .gpio           = 6,
48                 .active_low     = 1,
49         }, {
50                 .name           = "wrt350nv2:green:wireless",
51                 .gpio           = 7,
52                 .active_low     = 1,
53         },
54 };
55
56 static struct gpio_led_platform_data wrt350n_v2_led_data = {
57         .leds           = wrt350n_v2_led_pins,
58         .num_leds       = ARRAY_SIZE(wrt350n_v2_led_pins),
59 };
60
61 static struct platform_device wrt350n_v2_leds = {
62         .name   = "leds-gpio",
63         .id     = -1,
64         .dev    = {
65                 .platform_data  = &wrt350n_v2_led_data,
66         },
67 };
68
69 /*
70  * Buttons attached to GPIO
71  */
72 static struct gpio_keys_button wrt350n_v2_buttons[] = {
73         {
74                 .code           = KEY_RESTART,
75                 .gpio           = 3,
76                 .desc           = "Reset Button",
77                 .active_low     = 1,
78         }, {
79                 .code           = KEY_WPS_BUTTON,
80                 .gpio           = 2,
81                 .desc           = "WPS Button",
82                 .active_low     = 1,
83         },
84 };
85
86 static struct gpio_keys_platform_data wrt350n_v2_button_data = {
87         .buttons        = wrt350n_v2_buttons,
88         .nbuttons       = ARRAY_SIZE(wrt350n_v2_buttons),
89 };
90
91 static struct platform_device wrt350n_v2_button_device = {
92         .name           = "gpio-keys",
93         .id             = -1,
94         .num_resources  = 0,
95         .dev            = {
96                 .platform_data  = &wrt350n_v2_button_data,
97         },
98 };
99
100 /*
101  * General setup
102  */
103 static unsigned int wrt350n_v2_mpp_modes[] __initdata = {
104         MPP0_GPIO,              /* Power LED green (0=on) */
105         MPP1_GPIO,              /* Security LED (0=on) */
106         MPP2_GPIO,              /* Internal Button (0=on) */
107         MPP3_GPIO,              /* Reset Button (0=on) */
108         MPP4_GPIO,              /* PCI int */
109         MPP5_GPIO,              /* Power LED orange (0=on) */
110         MPP6_GPIO,              /* USB LED (0=on) */
111         MPP7_GPIO,              /* Wireless LED (0=on) */
112         MPP8_UNUSED,            /* ??? */
113         MPP9_GIGE,              /* GE_RXERR */
114         MPP10_UNUSED,           /* ??? */
115         MPP11_UNUSED,           /* ??? */
116         MPP12_GIGE,             /* GE_TXD[4] */
117         MPP13_GIGE,             /* GE_TXD[5] */
118         MPP14_GIGE,             /* GE_TXD[6] */
119         MPP15_GIGE,             /* GE_TXD[7] */
120         MPP16_GIGE,             /* GE_RXD[4] */
121         MPP17_GIGE,             /* GE_RXD[5] */
122         MPP18_GIGE,             /* GE_RXD[6] */
123         MPP19_GIGE,             /* GE_RXD[7] */
124         0,
125 };
126
127 /*
128  * 8M NOR flash Device bus boot chip select
129  */
130 #define WRT350N_V2_NOR_BOOT_BASE        0xf4000000
131 #define WRT350N_V2_NOR_BOOT_SIZE        SZ_8M
132
133 static struct mtd_partition wrt350n_v2_nor_flash_partitions[] = {
134         {
135                 .name           = "kernel",
136                 .offset         = 0x00000000,
137                 .size           = 0x00760000,
138         }, {
139                 .name           = "rootfs",
140                 .offset         = 0x001a0000,
141                 .size           = 0x005c0000,
142         }, {
143                 .name           = "lang",
144                 .offset         = 0x00760000,
145                 .size           = 0x00040000,
146         }, {
147                 .name           = "nvram",
148                 .offset         = 0x007a0000,
149                 .size           = 0x00020000,
150         }, {
151                 .name           = "u-boot",
152                 .offset         = 0x007c0000,
153                 .size           = 0x00040000,
154         },
155 };
156
157 static struct physmap_flash_data wrt350n_v2_nor_flash_data = {
158         .width          = 1,
159         .parts          = wrt350n_v2_nor_flash_partitions,
160         .nr_parts       = ARRAY_SIZE(wrt350n_v2_nor_flash_partitions),
161 };
162
163 static struct resource wrt350n_v2_nor_flash_resource = {
164         .flags          = IORESOURCE_MEM,
165         .start          = WRT350N_V2_NOR_BOOT_BASE,
166         .end            = WRT350N_V2_NOR_BOOT_BASE + WRT350N_V2_NOR_BOOT_SIZE - 1,
167 };
168
169 static struct platform_device wrt350n_v2_nor_flash = {
170         .name                   = "physmap-flash",
171         .id                     = 0,
172         .dev            = {
173                 .platform_data  = &wrt350n_v2_nor_flash_data,
174         },
175         .num_resources          = 1,
176         .resource               = &wrt350n_v2_nor_flash_resource,
177 };
178
179 static struct mv643xx_eth_platform_data wrt350n_v2_eth_data = {
180         .phy_addr       = MV643XX_ETH_PHY_NONE,
181         .speed          = SPEED_1000,
182         .duplex         = DUPLEX_FULL,
183 };
184
185 static struct dsa_chip_data wrt350n_v2_switch_chip_data = {
186         .port_names[0]  = "lan2",
187         .port_names[1]  = "lan1",
188         .port_names[2]  = "wan",
189         .port_names[3]  = "cpu",
190         .port_names[5]  = "lan3",
191         .port_names[7]  = "lan4",
192 };
193
194 static struct dsa_platform_data wrt350n_v2_switch_plat_data = {
195         .nr_chips       = 1,
196         .chip           = &wrt350n_v2_switch_chip_data,
197 };
198
199 static void __init wrt350n_v2_init(void)
200 {
201         /*
202          * Setup basic Orion functions. Need to be called early.
203          */
204         orion5x_init();
205
206         orion5x_mpp_conf(wrt350n_v2_mpp_modes);
207
208         /*
209          * Configure peripherals.
210          */
211         orion5x_ehci0_init();
212         orion5x_eth_init(&wrt350n_v2_eth_data);
213         orion5x_eth_switch_init(&wrt350n_v2_switch_plat_data, NO_IRQ);
214         orion5x_uart0_init();
215
216         orion5x_setup_dev_boot_win(WRT350N_V2_NOR_BOOT_BASE,
217                                    WRT350N_V2_NOR_BOOT_SIZE);
218         platform_device_register(&wrt350n_v2_nor_flash);
219         platform_device_register(&wrt350n_v2_leds);
220         platform_device_register(&wrt350n_v2_button_device);
221 }
222
223 static int __init wrt350n_v2_pci_map_irq(const struct pci_dev *dev, u8 slot,
224         u8 pin)
225 {
226         int irq;
227
228         /*
229          * Check for devices with hard-wired IRQs.
230          */
231         irq = orion5x_pci_map_irq(dev, slot, pin);
232         if (irq != -1)
233                 return irq;
234
235         /*
236          * Mini-PCI slot.
237          */
238         if (slot == 7)
239                 return gpio_to_irq(4);
240
241         return -1;
242 }
243
244 static struct hw_pci wrt350n_v2_pci __initdata = {
245         .nr_controllers = 2,
246         .swizzle        = pci_std_swizzle,
247         .setup          = orion5x_pci_sys_setup,
248         .scan           = orion5x_pci_sys_scan_bus,
249         .map_irq        = wrt350n_v2_pci_map_irq,
250 };
251
252 static int __init wrt350n_v2_pci_init(void)
253 {
254         if (machine_is_wrt350n_v2())
255                 pci_common_init(&wrt350n_v2_pci);
256
257         return 0;
258 }
259 subsys_initcall(wrt350n_v2_pci_init);
260
261 MACHINE_START(WRT350N_V2, "Linksys WRT350N v2")
262         /* Maintainer: Lennert Buytenhek <buytenh@marvell.com> */
263         .atag_offset    = 0x100,
264         .init_machine   = wrt350n_v2_init,
265         .map_io         = orion5x_map_io,
266         .init_early     = orion5x_init_early,
267         .init_irq       = orion5x_init_irq,
268         .timer          = &orion5x_timer,
269         .fixup          = tag_fixup_mem32,
270 MACHINE_END