From a889694323f51359524c9306ba1403d076c24b08 Mon Sep 17 00:00:00 2001 From: Jean-Christophe PLAGNIOL-VILLARD Date: Mon, 27 Feb 2012 01:55:38 +0800 Subject: at91sam9263ek: add dfu and usb serial support if left_click is pressed 5s during boot enable dfu otherwise usbserial Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD --- arch/arm/boards/at91sam9263ek/env/bin/init_board | 51 ++++++++++++++++++++++++ arch/arm/boards/at91sam9263ek/init.c | 29 ++++++++++++++ 2 files changed, 80 insertions(+) create mode 100644 arch/arm/boards/at91sam9263ek/env/bin/init_board (limited to 'arch/arm/boards') diff --git a/arch/arm/boards/at91sam9263ek/env/bin/init_board b/arch/arm/boards/at91sam9263ek/env/bin/init_board new file mode 100644 index 0000000000..ae2ac7d766 --- /dev/null +++ b/arch/arm/boards/at91sam9263ek/env/bin/init_board @@ -0,0 +1,51 @@ +#!/bin/sh + +button_name="dfu_bp" +button_wait=5 + +product_id=0x1234 +vendor_id=0x4321 + +dfu_config="/dev/nand0.barebox.bb(barebox)sr,/dev/nand0.kernel.bb(kernel)r,/dev/nand0.rootfs.bb(rootfs)r" + +if [ $at91_udc0.vbus != 1 ] +then + echo "No USB Device cable plugged, normal boot" + exit +fi + +gpio_get_value ${dfu_button} +if [ $? != 0 ] +then + autoboot_timeout=16 + echo "enable tty over USB Device, increase the boot delay to ${autoboot_timeout}s" + usbserial + exit +fi + +echo "${button_name} pressed detected wait ${button_wait}s" +timeout -s -a ${button_wait} + +if [ $at91_udc0.vbus != 1 ] +then + echo "No USB Device cable plugged, normal boot" + exit +fi + +gpio_get_value ${dfu_button} +if [ $? != 0 ] +then + echo "${button_name} released, normal boot" + autoboot_timeout=16 + echo "enable tty over USB Device, increase the boot delay to ${autoboot_timeout}s" + usbserial + exit +fi + +echo "" +echo "Start DFU Mode" +echo "" + +led ds2 1 +dfu ${dfu_config} -P ${product_id} -V ${vendor_id} +led ds2 0 diff --git a/arch/arm/boards/at91sam9263ek/init.c b/arch/arm/boards/at91sam9263ek/init.c index 42b38ba287..4a8d1678b6 100644 --- a/arch/arm/boards/at91sam9263ek/init.c +++ b/arch/arm/boards/at91sam9263ek/init.c @@ -137,6 +137,33 @@ static void ek_device_add_leds(void) static void ek_device_add_leds(void) {} #endif +#if defined(CONFIG_USB_GADGET_DRIVER_AT91) +/* + * USB Device port + */ +static struct at91_udc_data __initdata ek_udc_data = { + .vbus_pin = AT91_PIN_PA25, + .pullup_pin = -EINVAL, /* pull-up driven by UDC */ +}; + +static void ek_add_device_udc(void) +{ + at91_add_device_udc(&ek_udc_data); +} +#else +static void ek_add_device_udc(void) {} +#endif + +static void __init ek_add_device_buttons(void) +{ + at91_set_gpio_input(AT91_PIN_PC5, 1); + at91_set_deglitch(AT91_PIN_PC5, 1); + export_env_ull("dfu_button", AT91_PIN_PC5); + at91_set_gpio_input(AT91_PIN_PC4, 1); + at91_set_deglitch(AT91_PIN_PC4, 1); + export_env_ull("right_click", AT91_PIN_PC4); +} + static int at91sam9263ek_mem_init(void) { at91_add_device_sdram(64 * 1024 * 1024); @@ -160,6 +187,8 @@ static int at91sam9263ek_devices_init(void) add_cfi_flash_device(0, AT91_CHIPSELECT_0, 8 * 1024 * 1024, 0); ek_add_device_mci(); ek_device_add_leds(); + ek_add_device_udc(); + ek_add_device_buttons(); if (IS_ENABLED(CONFIG_DRIVER_CFI) && cdev_by_name("nor0")) { devfs_add_partition("nor0", 0x00000, 0x40000, PARTITION_FIXED, "self"); -- cgit v1.2.3