diff options
Diffstat (limited to 'arch/mips/ath79/mach-db120.c')
| -rw-r--r-- | arch/mips/ath79/mach-db120.c | 134 | 
1 files changed, 134 insertions, 0 deletions
diff --git a/arch/mips/ath79/mach-db120.c b/arch/mips/ath79/mach-db120.c new file mode 100644 index 00000000000..1983e4d2af4 --- /dev/null +++ b/arch/mips/ath79/mach-db120.c @@ -0,0 +1,134 @@ +/* + * Atheros DB120 reference board support + * + * Copyright (c) 2011 Qualcomm Atheros + * Copyright (c) 2011 Gabor Juhos <juhosg@openwrt.org> + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + * + */ + +#include <linux/pci.h> +#include <linux/ath9k_platform.h> + +#include "machtypes.h" +#include "dev-gpio-buttons.h" +#include "dev-leds-gpio.h" +#include "dev-spi.h" +#include "dev-wmac.h" +#include "pci.h" + +#define DB120_GPIO_LED_WLAN_5G		12 +#define DB120_GPIO_LED_WLAN_2G		13 +#define DB120_GPIO_LED_STATUS		14 +#define DB120_GPIO_LED_WPS		15 + +#define DB120_GPIO_BTN_WPS		16 + +#define DB120_KEYS_POLL_INTERVAL	20	/* msecs */ +#define DB120_KEYS_DEBOUNCE_INTERVAL	(3 * DB120_KEYS_POLL_INTERVAL) + +#define DB120_WMAC_CALDATA_OFFSET 0x1000 +#define DB120_PCIE_CALDATA_OFFSET 0x5000 + +static struct gpio_led db120_leds_gpio[] __initdata = { +	{ +		.name		= "db120:green:status", +		.gpio		= DB120_GPIO_LED_STATUS, +		.active_low	= 1, +	}, +	{ +		.name		= "db120:green:wps", +		.gpio		= DB120_GPIO_LED_WPS, +		.active_low	= 1, +	}, +	{ +		.name		= "db120:green:wlan-5g", +		.gpio		= DB120_GPIO_LED_WLAN_5G, +		.active_low	= 1, +	}, +	{ +		.name		= "db120:green:wlan-2g", +		.gpio		= DB120_GPIO_LED_WLAN_2G, +		.active_low	= 1, +	}, +}; + +static struct gpio_keys_button db120_gpio_keys[] __initdata = { +	{ +		.desc		= "WPS button", +		.type		= EV_KEY, +		.code		= KEY_WPS_BUTTON, +		.debounce_interval = DB120_KEYS_DEBOUNCE_INTERVAL, +		.gpio		= DB120_GPIO_BTN_WPS, +		.active_low	= 1, +	}, +}; + +static struct spi_board_info db120_spi_info[] = { +	{ +		.bus_num	= 0, +		.chip_select	= 0, +		.max_speed_hz	= 25000000, +		.modalias	= "s25sl064a", +	} +}; + +static struct ath79_spi_platform_data db120_spi_data = { +	.bus_num	= 0, +	.num_chipselect	= 1, +}; + +#ifdef CONFIG_PCI +static struct ath9k_platform_data db120_ath9k_data; + +static int db120_pci_plat_dev_init(struct pci_dev *dev) +{ +	switch (PCI_SLOT(dev->devfn)) { +	case 0: +		dev->dev.platform_data = &db120_ath9k_data; +		break; +	} + +	return 0; +} + +static void __init db120_pci_init(u8 *eeprom) +{ +	memcpy(db120_ath9k_data.eeprom_data, eeprom, +	       sizeof(db120_ath9k_data.eeprom_data)); + +	ath79_pci_set_plat_dev_init(db120_pci_plat_dev_init); +	ath79_register_pci(); +} +#else +static inline void db120_pci_init(void) {} +#endif /* CONFIG_PCI */ + +static void __init db120_setup(void) +{ +	u8 *art = (u8 *) KSEG1ADDR(0x1fff0000); + +	ath79_register_leds_gpio(-1, ARRAY_SIZE(db120_leds_gpio), +				 db120_leds_gpio); +	ath79_register_gpio_keys_polled(-1, DB120_KEYS_POLL_INTERVAL, +					ARRAY_SIZE(db120_gpio_keys), +					db120_gpio_keys); +	ath79_register_spi(&db120_spi_data, db120_spi_info, +			   ARRAY_SIZE(db120_spi_info)); +	ath79_register_wmac(art + DB120_WMAC_CALDATA_OFFSET); +	db120_pci_init(art + DB120_PCIE_CALDATA_OFFSET); +} + +MIPS_MACHINE(ATH79_MACH_DB120, "DB120", "Atheros DB120 reference board", +	     db120_setup);  |