e408ef6eb09431e66bcd56b51e59d2d108fc3031
[openwrt/svn-archive/archive.git] / target / linux / ar71xx / files / arch / mips / ar71xx / mach-wndr3700.c
1 /*
2 * Netgear WNDR3700 board support
3 *
4 * Copyright (C) 2009 Marco Porsch
5 * Copyright (C) 2009 Gabor Juhos <juhosg@openwrt.org>
6 *
7 * This program is free software; you can redistribute it and/or modify it
8 * under the terms of the GNU General Public License version 2 as published
9 * by the Free Software Foundation.
10 */
11
12 #include <linux/platform_device.h>
13 #include <linux/mtd/mtd.h>
14 #include <linux/mtd/partitions.h>
15 #include <linux/input.h>
16 #include <linux/pci.h>
17 #include <linux/ath9k_platform.h>
18 #include <linux/delay.h>
19 #include <linux/rtl8366_smi.h>
20
21 #include <asm/mips_machine.h>
22 #include <asm/mach-ar71xx/ar71xx.h>
23 #include <asm/mach-ar71xx/pci.h>
24
25 #include "devices.h"
26 #include "dev-m25p80.h"
27
28 #define WNDR3700_GPIO_LED_WPS_ORANGE 0
29 #define WNDR3700_GPIO_LED_POWER_ORANGE 1
30 #define WNDR3700_GPIO_LED_POWER_GREEN 2
31 #define WNDR3700_GPIO_LED_WPS_GREEN 4
32
33 #define WNDR3700_GPIO_BTN_WPS 3
34 #define WNDR3700_GPIO_BTN_RESET 8
35 #define WNDR3700_GPIO_BTN_WIFI 11
36
37 #define WNDR3700_GPIO_RTL8366_SDA 5
38 #define WNDR3700_GPIO_RTL8366_SCK 7
39
40 #define WNDR3700_BUTTONS_POLL_INTERVAL 20
41
42 #ifdef CONFIG_MTD_PARTITIONS
43 static struct mtd_partition wndr3700_partitions[] = {
44 {
45 .name = "uboot",
46 .offset = 0,
47 .size = 0x050000,
48 .mask_flags = MTD_WRITEABLE,
49 } , {
50 .name = "env",
51 .offset = 0x050000,
52 .size = 0x020000,
53 .mask_flags = MTD_WRITEABLE,
54 } , {
55 .name = "rootfs",
56 .offset = 0x070000,
57 .size = 0x720000,
58 } , {
59 .name = "config",
60 .offset = 0x790000,
61 .size = 0x010000,
62 .mask_flags = MTD_WRITEABLE,
63 } , {
64 .name = "config_bak",
65 .offset = 0x7a0000,
66 .size = 0x010000,
67 .mask_flags = MTD_WRITEABLE,
68 } , {
69 .name = "pot",
70 .offset = 0x7b0000,
71 .size = 0x010000,
72 .mask_flags = MTD_WRITEABLE,
73 } , {
74 .name = "traffic_meter",
75 .offset = 0x7c0000,
76 .size = 0x010000,
77 .mask_flags = MTD_WRITEABLE,
78 } , {
79 .name = "language",
80 .offset = 0x7d0000,
81 .size = 0x020000,
82 .mask_flags = MTD_WRITEABLE,
83 } , {
84 .name = "caldata",
85 .offset = 0x7f0000,
86 .size = 0x010000,
87 .mask_flags = MTD_WRITEABLE,
88 }
89 };
90 #endif /* CONFIG_MTD_PARTITIONS */
91
92 static struct flash_platform_data wndr3700_flash_data = {
93 #ifdef CONFIG_MTD_PARTITIONS
94 .parts = wndr3700_partitions,
95 .nr_parts = ARRAY_SIZE(wndr3700_partitions),
96 #endif
97 };
98
99 #ifdef CONFIG_PCI
100 static struct ar71xx_pci_irq wndr3700_pci_irqs[] __initdata = {
101 {
102 .slot = 0,
103 .pin = 1,
104 .irq = AR71XX_PCI_IRQ_DEV0,
105 }, {
106 .slot = 1,
107 .pin = 1,
108 .irq = AR71XX_PCI_IRQ_DEV1,
109 }
110 };
111
112 static struct ath9k_platform_data wndr3700_wmac0_data;
113 static u8 wndr3700_wmac0_macaddr[6];
114 static struct ath9k_platform_data wndr3700_wmac1_data;
115 static u8 wndr3700_wmac1_macaddr[6];
116
117 static void wndr3700_pci_fixup(struct pci_dev *dev)
118 {
119 void __iomem *mem;
120 u16 *cal_data;
121 u16 cmd;
122 u32 bar0;
123 u32 val;
124
125 if (ar71xx_mach != AR71XX_MACH_WNDR3700)
126 return;
127
128 switch (PCI_SLOT(dev->devfn)) {
129 case 17:
130 cal_data = wndr3700_wmac0_data.eeprom_data;
131 break;
132 case 18:
133 cal_data = wndr3700_wmac1_data.eeprom_data;
134 break;
135 default:
136 return;
137 }
138
139 if (*cal_data != 0xa55a) {
140 printk(KERN_ERR "PCI: no calibration data found for %s\n",
141 pci_name(dev));
142 return;
143 }
144
145 mem = ioremap(AR71XX_PCI_MEM_BASE, 0x10000);
146 if (!mem) {
147 printk(KERN_ERR "PCI: ioremap error for device %s\n",
148 pci_name(dev));
149 return;
150 }
151
152 printk(KERN_INFO "PCI: fixup device %s\n", pci_name(dev));
153
154 pci_read_config_dword(dev, PCI_BASE_ADDRESS_0, &bar0);
155
156 /* Setup the PCI device to allow access to the internal registers */
157 pci_write_config_dword(dev, PCI_BASE_ADDRESS_0, AR71XX_PCI_MEM_BASE);
158 pci_read_config_word(dev, PCI_COMMAND, &cmd);
159 cmd |= PCI_COMMAND_MASTER | PCI_COMMAND_MEMORY;
160 pci_write_config_word(dev, PCI_COMMAND, cmd);
161
162 /* set pointer to first reg address */
163 cal_data += 3;
164 while (*cal_data != 0xffff) {
165 u32 reg;
166 reg = *cal_data++;
167 val = *cal_data++;
168 val |= (*cal_data++) << 16;
169
170 __raw_writel(val, mem + reg);
171 udelay(100);
172 }
173
174 pci_read_config_dword(dev, PCI_VENDOR_ID, &val);
175 dev->vendor = val & 0xffff;
176 dev->device = (val >> 16) & 0xffff;
177
178 pci_read_config_dword(dev, PCI_CLASS_REVISION, &val);
179 dev->revision = val & 0xff;
180 dev->class = val >> 8; /* upper 3 bytes */
181
182 pci_read_config_word(dev, PCI_COMMAND, &cmd);
183 cmd &= ~(PCI_COMMAND_MASTER | PCI_COMMAND_MEMORY);
184 pci_write_config_word(dev, PCI_COMMAND, cmd);
185
186 pci_write_config_dword(dev, PCI_BASE_ADDRESS_0, bar0);
187
188 iounmap(mem);
189 }
190 DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_ATHEROS, PCI_ANY_ID,
191 wndr3700_pci_fixup);
192
193 static int wndr3700_pci_plat_dev_init(struct pci_dev *dev)
194 {
195 switch (PCI_SLOT(dev->devfn)) {
196 case 17:
197 dev->dev.platform_data = &wndr3700_wmac0_data;
198 break;
199 case 18:
200 dev->dev.platform_data = &wndr3700_wmac1_data;
201 break;
202 }
203
204 return 0;
205 }
206
207 static void __init wndr3700_pci_init(void)
208 {
209 u8 *ee = (u8 *) KSEG1ADDR(0x1fff0000);
210
211 memcpy(wndr3700_wmac0_data.eeprom_data, ee + 0x1000,
212 sizeof(wndr3700_wmac0_data.eeprom_data));
213 memcpy(wndr3700_wmac0_macaddr, ee, sizeof(wndr3700_wmac0_macaddr));
214 wndr3700_wmac0_data.macaddr = wndr3700_wmac0_macaddr;
215
216 memcpy(wndr3700_wmac1_data.eeprom_data, ee + 0x5000,
217 sizeof(wndr3700_wmac1_data.eeprom_data));
218 memcpy(wndr3700_wmac1_macaddr, ee + 12, sizeof(wndr3700_wmac1_macaddr));
219 wndr3700_wmac1_data.macaddr = wndr3700_wmac1_macaddr;
220
221 ar71xx_pci_plat_dev_init = wndr3700_pci_plat_dev_init;
222 ar71xx_pci_init(ARRAY_SIZE(wndr3700_pci_irqs), wndr3700_pci_irqs);
223 }
224 #else
225 static inline void wndr3700_pci_init(void) { };
226 #endif /* CONFIG_PCI */
227
228 static struct gpio_led wndr3700_leds_gpio[] __initdata = {
229 {
230 .name = "wndr3700:green:power",
231 .gpio = WNDR3700_GPIO_LED_POWER_GREEN,
232 .active_low = 1,
233 }, {
234 .name = "wndr3700:orange:power",
235 .gpio = WNDR3700_GPIO_LED_POWER_ORANGE,
236 .active_low = 1,
237 }, {
238 .name = "wndr3700:green:wps",
239 .gpio = WNDR3700_GPIO_LED_WPS_GREEN,
240 .active_low = 1,
241 }, {
242 .name = "wndr3700:orange:wps",
243 .gpio = WNDR3700_GPIO_LED_WPS_ORANGE,
244 .active_low = 1,
245 }
246 };
247
248 static struct gpio_button wndr3700_gpio_buttons[] __initdata = {
249 {
250 .desc = "reset",
251 .type = EV_KEY,
252 .code = BTN_0,
253 .threshold = 5,
254 .gpio = WNDR3700_GPIO_BTN_RESET,
255 }, {
256 .desc = "wps",
257 .type = EV_KEY,
258 .code = BTN_1,
259 .threshold = 5,
260 .gpio = WNDR3700_GPIO_BTN_WPS,
261 } , {
262 .desc = "wifi",
263 .type = EV_KEY,
264 .code = BTN_2,
265 .threshold = 5,
266 .gpio = WNDR3700_GPIO_BTN_WIFI,
267 }
268 };
269
270 static struct rtl8366_smi_platform_data wndr3700_rtl8366_smi_data = {
271 .gpio_sda = WNDR3700_GPIO_RTL8366_SDA,
272 .gpio_sck = WNDR3700_GPIO_RTL8366_SCK,
273 };
274
275 static struct platform_device wndr3700_rtl8366_smi_device = {
276 .name = "rtl8366-smi",
277 .id = -1,
278 .dev = {
279 .platform_data = &wndr3700_rtl8366_smi_data,
280 }
281 };
282
283 static void __init wndr3700_setup(void)
284 {
285 u8 *mac = (u8 *) KSEG1ADDR(0x1fff0000);
286
287 ar71xx_set_mac_base(mac);
288
289 ar71xx_eth0_pll_data.pll_1000 = 0x11110000;
290 ar71xx_eth0_data.mii_bus_dev = &wndr3700_rtl8366_smi_device.dev;
291 ar71xx_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
292 ar71xx_eth0_data.phy_mask = 0xf;
293 ar71xx_eth0_data.speed = SPEED_1000;
294 ar71xx_eth0_data.duplex = DUPLEX_FULL;
295
296 ar71xx_eth1_pll_data.pll_1000 = 0x11110000;
297 ar71xx_eth1_data.mii_bus_dev = &wndr3700_rtl8366_smi_device.dev;
298 ar71xx_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
299 ar71xx_eth1_data.phy_mask = 0x10;
300
301 ar71xx_add_device_eth(0);
302 ar71xx_add_device_eth(1);
303
304 ar71xx_add_device_usb();
305
306 ar71xx_add_device_m25p80(&wndr3700_flash_data);
307
308 ar71xx_add_device_leds_gpio(-1, ARRAY_SIZE(wndr3700_leds_gpio),
309 wndr3700_leds_gpio);
310
311 ar71xx_add_device_gpio_buttons(-1, WNDR3700_BUTTONS_POLL_INTERVAL,
312 ARRAY_SIZE(wndr3700_gpio_buttons),
313 wndr3700_gpio_buttons);
314
315 platform_device_register(&wndr3700_rtl8366_smi_device);
316 platform_device_register_simple("wndr3700-led-usb", -1, NULL, 0);
317 wndr3700_pci_init();
318 }
319
320 MIPS_MACHINE(AR71XX_MACH_WNDR3700, "NETGEAR WNDR3700", wndr3700_setup);