From 29bf8c9a78483c331a77c66607e1be10045b2861 Mon Sep 17 00:00:00 2001 From: Jean-Christophe PLAGNIOL-VILLARD Date: Wed, 14 Dec 2011 16:46:14 +0100 Subject: at91sam9260/9g20-ek: add usb host, device and mci support configure BP4 and BP3 use BP4 to start DFU mode at boot if BP4 is pressed at boot time and maintain at least 5s the dfu is started otherwise we boot normaly Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD Signed-off-by: Sascha Hauer --- arch/arm/boards/at91sam9260ek/init.c | 46 ++++++++++++++++++++++++++++++++++++ 1 file changed, 46 insertions(+) (limited to 'arch/arm/boards/at91sam9260ek/init.c') diff --git a/arch/arm/boards/at91sam9260ek/init.c b/arch/arm/boards/at91sam9260ek/init.c index 5aacc75123..dbd65418ec 100644 --- a/arch/arm/boards/at91sam9260ek/init.c +++ b/arch/arm/boards/at91sam9260ek/init.c @@ -165,6 +165,40 @@ static void at91sam9260ek_phy_reset(void) AT91_RSTC_URSTEN); } +/* + * MCI (SD/MMC) + */ +#if defined(CONFIG_MCI_ATMEL) +static struct atmel_mci_platform_data __initdata ek_mci_data = { + .bus_width = 4, +}; + +static void ek_usb_add_device_mci(void) +{ + if (machine_is_at91sam9g20ek()) + ek_mci_data.detect_pin = AT91_PIN_PC9; + + at91_add_device_mci(1, &ek_mci_data); +} +#else +static void ek_usb_add_device_mci(void) {} +#endif + +/* + * USB Host port + */ +static struct at91_usbh_data __initdata ek_usbh_data = { + .ports = 2, +}; + +/* + * USB Device port + */ +static struct at91_udc_data __initdata ek_udc_data = { + .vbus_pin = AT91_PIN_PC5, + .pullup_pin = -EINVAL, /* pull-up driven by UDC */ +}; + static int at91sam9260ek_mem_init(void) { at91_add_device_sdram(64 * 1024 * 1024); @@ -173,11 +207,23 @@ static int at91sam9260ek_mem_init(void) } mem_initcall(at91sam9260ek_mem_init); +static void __init ek_add_device_buttons(void) +{ + at91_set_gpio_input(AT91_PIN_PA30, 1); /* btn3 */ + at91_set_deglitch(AT91_PIN_PA30, 1); + at91_set_gpio_input(AT91_PIN_PA31, 1); /* btn4 */ + at91_set_deglitch(AT91_PIN_PA31, 1); +} + static int at91sam9260ek_devices_init(void) { ek_add_device_nand(); at91sam9260ek_phy_reset(); at91_add_device_eth(&macb_pdata); + at91_add_device_usbh_ohci(&ek_usbh_data); + at91_add_device_udc(&ek_udc_data); + ek_usb_add_device_mci(); + ek_add_device_buttons(); armlinux_set_bootparams((void *)(AT91_CHIPSELECT_1 + 0x100)); ek_set_board_type(); -- cgit v1.2.3