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2dc7b4a1 RB |
1 | /* |
2 | * Ubiquiti Networks XM (rev 1.0) board support | |
3 | * | |
4 | * Copyright (C) 2011 René Bolldorf <xsecute@googlemail.com> | |
5 | * | |
6 | * Derived from: mach-pb44.c | |
7 | * | |
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. | |
11 | */ | |
12 | ||
13 | #include <linux/init.h> | |
14 | #include <linux/pci.h> | |
2dc7b4a1 | 15 | #include <linux/ath9k_platform.h> |
2dc7b4a1 | 16 | |
93ef85b5 GJ |
17 | #include <asm/mach-ath79/irq.h> |
18 | ||
2dc7b4a1 RB |
19 | #include "machtypes.h" |
20 | #include "dev-gpio-buttons.h" | |
21 | #include "dev-leds-gpio.h" | |
22 | #include "dev-spi.h" | |
3a6208df | 23 | #include "pci.h" |
2dc7b4a1 RB |
24 | |
25 | #define UBNT_XM_GPIO_LED_L1 0 | |
26 | #define UBNT_XM_GPIO_LED_L2 1 | |
27 | #define UBNT_XM_GPIO_LED_L3 11 | |
28 | #define UBNT_XM_GPIO_LED_L4 7 | |
29 | ||
30 | #define UBNT_XM_GPIO_BTN_RESET 12 | |
31 | ||
32 | #define UBNT_XM_KEYS_POLL_INTERVAL 20 | |
33 | #define UBNT_XM_KEYS_DEBOUNCE_INTERVAL (3 * UBNT_XM_KEYS_POLL_INTERVAL) | |
34 | ||
2dc7b4a1 RB |
35 | #define UBNT_XM_EEPROM_ADDR (u8 *) KSEG1ADDR(0x1fff1000) |
36 | ||
37 | static struct gpio_led ubnt_xm_leds_gpio[] __initdata = { | |
38 | { | |
39 | .name = "ubnt-xm:red:link1", | |
40 | .gpio = UBNT_XM_GPIO_LED_L1, | |
41 | .active_low = 0, | |
42 | }, { | |
43 | .name = "ubnt-xm:orange:link2", | |
44 | .gpio = UBNT_XM_GPIO_LED_L2, | |
45 | .active_low = 0, | |
46 | }, { | |
47 | .name = "ubnt-xm:green:link3", | |
48 | .gpio = UBNT_XM_GPIO_LED_L3, | |
49 | .active_low = 0, | |
50 | }, { | |
51 | .name = "ubnt-xm:green:link4", | |
52 | .gpio = UBNT_XM_GPIO_LED_L4, | |
53 | .active_low = 0, | |
54 | }, | |
55 | }; | |
56 | ||
57 | static struct gpio_keys_button ubnt_xm_gpio_keys[] __initdata = { | |
58 | { | |
59 | .desc = "reset", | |
60 | .type = EV_KEY, | |
61 | .code = KEY_RESTART, | |
62 | .debounce_interval = UBNT_XM_KEYS_DEBOUNCE_INTERVAL, | |
63 | .gpio = UBNT_XM_GPIO_BTN_RESET, | |
64 | .active_low = 1, | |
65 | } | |
66 | }; | |
67 | ||
68 | static struct spi_board_info ubnt_xm_spi_info[] = { | |
69 | { | |
70 | .bus_num = 0, | |
71 | .chip_select = 0, | |
72 | .max_speed_hz = 25000000, | |
73 | .modalias = "mx25l6405d", | |
74 | } | |
75 | }; | |
76 | ||
77 | static struct ath79_spi_platform_data ubnt_xm_spi_data = { | |
78 | .bus_num = 0, | |
79 | .num_chipselect = 1, | |
80 | }; | |
81 | ||
82 | #ifdef CONFIG_PCI | |
83 | static struct ath9k_platform_data ubnt_xm_eeprom_data; | |
84 | ||
a68ad4d8 GJ |
85 | static int ubnt_xm_pci_plat_dev_init(struct pci_dev *dev) |
86 | { | |
87 | switch (PCI_SLOT(dev->devfn)) { | |
88 | case 0: | |
89 | dev->dev.platform_data = &ubnt_xm_eeprom_data; | |
90 | break; | |
91 | } | |
92 | ||
93 | return 0; | |
94 | } | |
95 | ||
881b6ef0 GJ |
96 | static void __init ubnt_xm_pci_init(void) |
97 | { | |
98 | memcpy(ubnt_xm_eeprom_data.eeprom_data, UBNT_XM_EEPROM_ADDR, | |
99 | sizeof(ubnt_xm_eeprom_data.eeprom_data)); | |
100 | ||
a68ad4d8 | 101 | ath79_pci_set_plat_dev_init(ubnt_xm_pci_plat_dev_init); |
881b6ef0 GJ |
102 | ath79_register_pci(); |
103 | } | |
104 | #else | |
105 | static inline void ubnt_xm_pci_init(void) {} | |
2dc7b4a1 RB |
106 | #endif /* CONFIG_PCI */ |
107 | ||
108 | static void __init ubnt_xm_init(void) | |
109 | { | |
110 | ath79_register_leds_gpio(-1, ARRAY_SIZE(ubnt_xm_leds_gpio), | |
111 | ubnt_xm_leds_gpio); | |
112 | ||
113 | ath79_register_gpio_keys_polled(-1, UBNT_XM_KEYS_POLL_INTERVAL, | |
114 | ARRAY_SIZE(ubnt_xm_gpio_keys), | |
115 | ubnt_xm_gpio_keys); | |
116 | ||
117 | ath79_register_spi(&ubnt_xm_spi_data, ubnt_xm_spi_info, | |
118 | ARRAY_SIZE(ubnt_xm_spi_info)); | |
119 | ||
881b6ef0 | 120 | ubnt_xm_pci_init(); |
2dc7b4a1 RB |
121 | } |
122 | ||
123 | MIPS_MACHINE(ATH79_MACH_UBNT_XM, | |
124 | "UBNT-XM", | |
125 | "Ubiquiti Networks XM (rev 1.0) board", | |
126 | ubnt_xm_init); |