2 * D-Link DIR-825 rev. B1 board support
4 * Copyright (C) 2009 Lukas Kuna, Evkanet, s.r.o.
6 * based on mach-wndr3700.c
8 * This program is free software; you can redistribute it and/or modify it
9 * under the terms of the GNU General Public License version 2 as published
10 * by the Free Software Foundation.
13 #include <linux/platform_device.h>
14 #include <linux/mtd/mtd.h>
15 #include <linux/mtd/partitions.h>
16 #include <linux/spi/spi.h>
17 #include <linux/spi/flash.h>
18 #include <linux/input.h>
20 #include <asm/mips_machine.h>
21 #include <asm/mach-ar71xx/ar71xx.h>
22 #include <asm/mach-ar71xx/pci.h>
24 #include <linux/pci.h>
25 #include <linux/ath9k_platform.h>
26 #include <linux/delay.h>
31 #define DIR825B1_GPIO_LED_BLUE_USB 0
32 #define DIR825B1_GPIO_LED_ORANGE_POWER 1
33 #define DIR825B1_GPIO_LED_BLUE_POWER 2
34 #define DIR825B1_GPIO_LED_BLUE_POWERSAVE 4
35 #define DIR825B1_GPIO_LED_ORANGE_PLANET 6
36 #define DIR825B1_GPIO_LED_BLUE_PLANET 11
38 #define DIR825B1_GPIO_BTN_RESET 3
39 #define DIR825B1_GPIO_BTN_POWERSAVE 8
41 #define DIR825B1_BUTTONS_POLL_INTERVAL 20
44 #define DIR825B1_CAL_LOCATION_0 0xbf661000
45 #define DIR825B1_CAL_LOCATION_1 0xbf665000
47 #define DIR825B1_MAC_LOCATION_0 0x2ffa81b8
48 #define DIR825B1_MAC_LOCATION_1 0x2ffa8370
51 static struct ath9k_platform_data dir825b1_wmac0_data
;
52 static struct ath9k_platform_data dir825b1_wmac1_data
;
53 static char dir825b1_wmac0_mac
[6];
54 static char dir825b1_wmac1_mac
[6];
57 #ifdef CONFIG_MTD_PARTITIONS
58 static struct mtd_partition dir825b1_partitions
[] = {
63 .mask_flags
= MTD_WRITEABLE
,
68 .mask_flags
= MTD_WRITEABLE
,
77 .mask_flags
= MTD_WRITEABLE
,
80 #endif /* CONFIG_MTD_PARTITIONS */
83 static struct flash_platform_data dir825b1_flash_data
= {
84 #ifdef CONFIG_MTD_PARTITIONS
85 .parts
= dir825b1_partitions
,
86 .nr_parts
= ARRAY_SIZE(dir825b1_partitions
),
91 static struct spi_board_info dir825b1_spi_info
[] = {
95 .max_speed_hz
= 25000000,
97 .platform_data
= &dir825b1_flash_data
,
102 static struct gpio_led dir825b1_leds_gpio
[] __initdata
= {
104 .name
= "dir825b1:blue:usb",
105 .gpio
= DIR825B1_GPIO_LED_BLUE_USB
,
108 .name
= "dir825b1:orange:power",
109 .gpio
= DIR825B1_GPIO_LED_ORANGE_POWER
,
112 .name
= "dir825b1:blue:power",
113 .gpio
= DIR825B1_GPIO_LED_BLUE_POWER
,
116 .name
= "dir825b1:blue:powersave",
117 .gpio
= DIR825B1_GPIO_LED_BLUE_POWERSAVE
,
120 .name
= "dir825b1:orange:planet",
121 .gpio
= DIR825B1_GPIO_LED_ORANGE_PLANET
,
124 .name
= "dir825b1:blue:planet",
125 .gpio
= DIR825B1_GPIO_LED_BLUE_PLANET
,
131 static struct gpio_button dir825b1_gpio_buttons
[] __initdata
= {
137 .gpio
= DIR825B1_GPIO_BTN_RESET
,
144 .gpio
= DIR825B1_GPIO_BTN_POWERSAVE
,
151 static struct ar71xx_pci_irq dir825b1_pci_irqs
[] __initdata
= {
155 .irq
= AR71XX_PCI_IRQ_DEV0
,
159 .irq
= AR71XX_PCI_IRQ_DEV1
,
164 static int dir825b1_pci_plat_dev_init(struct pci_dev
*dev
)
166 switch(PCI_SLOT(dev
->devfn
))
169 dev
->dev
.platform_data
= &dir825b1_wmac0_data
;
173 dev
->dev
.platform_data
= &dir825b1_wmac1_data
;
181 static void dir825b1_pci_fixup(struct pci_dev
*dev
)
189 if (ar71xx_mach
!= AR71XX_MACH_DIR825B1
) return;
191 dir825b1_pci_plat_dev_init(dev
);
192 cal_data
= dev
->dev
.platform_data
;
194 if (*cal_data
!= 0xa55a)
196 printk(KERN_ERR
"PCI: no calibration data found for %s\n",
201 mem
= ioremap(AR71XX_PCI_MEM_BASE
, 0x10000);
204 printk(KERN_ERR
"PCI: ioremap error for device %s\n",
209 printk(KERN_INFO
"PCI: fixup device %s\n", pci_name(dev
));
211 pci_read_config_dword(dev
, PCI_BASE_ADDRESS_0
, &bar0
);
213 /* Setup the PCI device to allow access to the internal registers */
214 pci_write_config_dword(dev
, PCI_BASE_ADDRESS_0
, AR71XX_PCI_MEM_BASE
);
215 pci_read_config_word(dev
, PCI_COMMAND
, &cmd
);
216 cmd
|= PCI_COMMAND_MASTER
| PCI_COMMAND_MEMORY
;
217 pci_write_config_word(dev
, PCI_COMMAND
, cmd
);
219 /* set pointer to first reg address */
221 while (*cal_data
!= 0xffff)
226 val
|= (*cal_data
++) << 16;
228 __raw_writel(val
, mem
+ reg
);
232 pci_read_config_dword(dev
, PCI_VENDOR_ID
, &val
);
233 dev
->vendor
= val
& 0xffff;
234 dev
->device
= (val
>> 16) & 0xffff;
236 pci_read_config_dword(dev
, PCI_CLASS_REVISION
, &val
);
237 dev
->revision
= val
& 0xff;
238 dev
->class = val
>> 8; /* upper 3 bytes */
240 pci_read_config_word(dev
, PCI_COMMAND
, &cmd
);
241 cmd
&= ~(PCI_COMMAND_MASTER
| PCI_COMMAND_MEMORY
);
242 pci_write_config_word(dev
, PCI_COMMAND
, cmd
);
244 pci_write_config_dword(dev
, PCI_BASE_ADDRESS_0
, bar0
);
248 DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_ATHEROS
, PCI_ANY_ID
,
252 static void __init
dir825b1_pci_init(void)
254 memcpy(dir825b1_wmac0_data
.eeprom_data
,
255 (u8
*) KSEG1ADDR(DIR825B1_CAL_LOCATION_0
),
256 sizeof(dir825b1_wmac0_data
.eeprom_data
));
258 memcpy(dir825b1_wmac1_data
.eeprom_data
,
259 (u8
*) KSEG1ADDR(DIR825B1_CAL_LOCATION_1
),
260 sizeof(dir825b1_wmac1_data
.eeprom_data
));
262 memcpy(dir825b1_wmac0_mac
, (u8
*)KSEG1ADDR(DIR825B1_MAC_LOCATION_0
), 6);
263 dir825b1_wmac0_data
.macaddr
= dir825b1_wmac0_mac
;
264 memcpy(dir825b1_wmac1_mac
, (u8
*)KSEG1ADDR(DIR825B1_MAC_LOCATION_1
), 6);
265 dir825b1_wmac1_data
.macaddr
= dir825b1_wmac1_mac
;
267 ar71xx_pci_plat_dev_init
= dir825b1_pci_plat_dev_init
;
268 ar71xx_pci_init(ARRAY_SIZE(dir825b1_pci_irqs
), dir825b1_pci_irqs
);
271 static void __init
dir825b1_pci_init(void) { }
272 #endif /* CONFIG_PCI */
275 static void __init
dir825b1_setup(void)
279 memcpy(mac
, (u8
*)KSEG1ADDR(DIR825B1_MAC_LOCATION_1
), 6);
280 for(i
= 5; i
>= 3; i
--)
281 if(++mac
[i
] != 0x00) break;
283 ar71xx_set_mac_base(mac
);
285 ar71xx_add_device_mdio(0x0);
287 ar71xx_eth0_data
.phy_if_mode
= PHY_INTERFACE_MODE_RGMII
;
288 ar71xx_eth0_data
.phy_mask
= 0x1E;
289 ar71xx_eth0_data
.speed
= SPEED_1000
;
290 ar71xx_eth0_data
.duplex
= DUPLEX_FULL
;
291 ar71xx_eth0_pll_data
.pll_1000
= 0x11110000;
293 ar71xx_eth1_data
.phy_if_mode
= PHY_INTERFACE_MODE_RGMII
;
294 ar71xx_eth1_data
.phy_mask
= 0xC0;
295 ar71xx_eth1_data
.speed
= SPEED_1000
;
296 ar71xx_eth1_data
.duplex
= DUPLEX_FULL
;
297 ar71xx_eth1_pll_data
.pll_1000
= 0x11110000;
299 ar71xx_add_device_eth(0);
300 ar71xx_add_device_eth(1);
302 ar71xx_add_device_spi(NULL
, dir825b1_spi_info
,
303 ARRAY_SIZE(dir825b1_spi_info
));
305 ar71xx_add_device_leds_gpio(-1, ARRAY_SIZE(dir825b1_leds_gpio
),
308 ar71xx_add_device_gpio_buttons(-1, DIR825B1_BUTTONS_POLL_INTERVAL
,
309 ARRAY_SIZE(dir825b1_gpio_buttons
),
310 dir825b1_gpio_buttons
);
312 ar71xx_add_device_usb();
317 MIPS_MACHINE(AR71XX_MACH_DIR825B1
, "D-Link DIR825B1", dir825b1_setup
);