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9598111f GJ |
1 | /* |
2 | * Atheros DB120 reference board support | |
3 | * | |
4 | * Copyright (c) 2011 Qualcomm Atheros | |
5 | * Copyright (c) 2011 Gabor Juhos <juhosg@openwrt.org> | |
6 | * | |
7 | * Permission to use, copy, modify, and/or distribute this software for any | |
8 | * purpose with or without fee is hereby granted, provided that the above | |
9 | * copyright notice and this permission notice appear in all copies. | |
10 | * | |
11 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES | |
12 | * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF | |
13 | * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR | |
14 | * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES | |
15 | * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN | |
16 | * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF | |
17 | * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. | |
18 | * | |
19 | */ | |
20 | ||
21 | #include <linux/pci.h> | |
22 | #include <linux/ath9k_platform.h> | |
23 | ||
24 | #include "machtypes.h" | |
25 | #include "dev-gpio-buttons.h" | |
26 | #include "dev-leds-gpio.h" | |
27 | #include "dev-spi.h" | |
a0aa4577 | 28 | #include "dev-usb.h" |
9598111f GJ |
29 | #include "dev-wmac.h" |
30 | #include "pci.h" | |
31 | ||
32 | #define DB120_GPIO_LED_WLAN_5G 12 | |
33 | #define DB120_GPIO_LED_WLAN_2G 13 | |
34 | #define DB120_GPIO_LED_STATUS 14 | |
35 | #define DB120_GPIO_LED_WPS 15 | |
36 | ||
37 | #define DB120_GPIO_BTN_WPS 16 | |
38 | ||
39 | #define DB120_KEYS_POLL_INTERVAL 20 /* msecs */ | |
40 | #define DB120_KEYS_DEBOUNCE_INTERVAL (3 * DB120_KEYS_POLL_INTERVAL) | |
41 | ||
42 | #define DB120_WMAC_CALDATA_OFFSET 0x1000 | |
43 | #define DB120_PCIE_CALDATA_OFFSET 0x5000 | |
44 | ||
45 | static struct gpio_led db120_leds_gpio[] __initdata = { | |
46 | { | |
47 | .name = "db120:green:status", | |
48 | .gpio = DB120_GPIO_LED_STATUS, | |
49 | .active_low = 1, | |
50 | }, | |
51 | { | |
52 | .name = "db120:green:wps", | |
53 | .gpio = DB120_GPIO_LED_WPS, | |
54 | .active_low = 1, | |
55 | }, | |
56 | { | |
57 | .name = "db120:green:wlan-5g", | |
58 | .gpio = DB120_GPIO_LED_WLAN_5G, | |
59 | .active_low = 1, | |
60 | }, | |
61 | { | |
62 | .name = "db120:green:wlan-2g", | |
63 | .gpio = DB120_GPIO_LED_WLAN_2G, | |
64 | .active_low = 1, | |
65 | }, | |
66 | }; | |
67 | ||
68 | static struct gpio_keys_button db120_gpio_keys[] __initdata = { | |
69 | { | |
70 | .desc = "WPS button", | |
71 | .type = EV_KEY, | |
72 | .code = KEY_WPS_BUTTON, | |
73 | .debounce_interval = DB120_KEYS_DEBOUNCE_INTERVAL, | |
74 | .gpio = DB120_GPIO_BTN_WPS, | |
75 | .active_low = 1, | |
76 | }, | |
77 | }; | |
78 | ||
79 | static struct spi_board_info db120_spi_info[] = { | |
80 | { | |
81 | .bus_num = 0, | |
82 | .chip_select = 0, | |
83 | .max_speed_hz = 25000000, | |
84 | .modalias = "s25sl064a", | |
85 | } | |
86 | }; | |
87 | ||
88 | static struct ath79_spi_platform_data db120_spi_data = { | |
89 | .bus_num = 0, | |
70342287 | 90 | .num_chipselect = 1, |
9598111f GJ |
91 | }; |
92 | ||
93 | #ifdef CONFIG_PCI | |
94 | static struct ath9k_platform_data db120_ath9k_data; | |
95 | ||
96 | static int db120_pci_plat_dev_init(struct pci_dev *dev) | |
97 | { | |
98 | switch (PCI_SLOT(dev->devfn)) { | |
99 | case 0: | |
100 | dev->dev.platform_data = &db120_ath9k_data; | |
101 | break; | |
102 | } | |
103 | ||
104 | return 0; | |
105 | } | |
106 | ||
107 | static void __init db120_pci_init(u8 *eeprom) | |
108 | { | |
109 | memcpy(db120_ath9k_data.eeprom_data, eeprom, | |
110 | sizeof(db120_ath9k_data.eeprom_data)); | |
111 | ||
112 | ath79_pci_set_plat_dev_init(db120_pci_plat_dev_init); | |
113 | ath79_register_pci(); | |
114 | } | |
115 | #else | |
44da7623 | 116 | static inline void db120_pci_init(u8 *eeprom) {} |
9598111f GJ |
117 | #endif /* CONFIG_PCI */ |
118 | ||
119 | static void __init db120_setup(void) | |
120 | { | |
121 | u8 *art = (u8 *) KSEG1ADDR(0x1fff0000); | |
122 | ||
123 | ath79_register_leds_gpio(-1, ARRAY_SIZE(db120_leds_gpio), | |
124 | db120_leds_gpio); | |
125 | ath79_register_gpio_keys_polled(-1, DB120_KEYS_POLL_INTERVAL, | |
126 | ARRAY_SIZE(db120_gpio_keys), | |
127 | db120_gpio_keys); | |
128 | ath79_register_spi(&db120_spi_data, db120_spi_info, | |
129 | ARRAY_SIZE(db120_spi_info)); | |
a0aa4577 | 130 | ath79_register_usb(); |
9598111f GJ |
131 | ath79_register_wmac(art + DB120_WMAC_CALDATA_OFFSET); |
132 | db120_pci_init(art + DB120_PCIE_CALDATA_OFFSET); | |
133 | } | |
134 | ||
135 | MIPS_MACHINE(ATH79_MACH_DB120, "DB120", "Atheros DB120 reference board", | |
136 | db120_setup); |