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authorLukasz Majewski <l.majewski@samsung.com>2013-08-19 17:17:18 +0200
committerMarek Vasut <marex@denx.de>2013-08-26 21:56:34 +0200
commitcfc2d0d63246668ae91cfcbb7a7bad63e999ed0a (patch)
treef7f514c0cdd6780dc2fddc4bc422959ab20a7fd6 /drivers
parent815c30b2b6f1920cfdb9d6c10eb1359129377c9e (diff)
downloadblackbird-obmc-uboot-cfc2d0d63246668ae91cfcbb7a7bad63e999ed0a.tar.gz
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usb:dfu:g_dnl: Change number of exported configurations at composite gadget
USB composite gadget (g_dnl) supports only one configuration. Due to that the corresponding field - bConfigurationValue has been changed. Moreover more descriptive names were chosen for relevant fields. Windows XP setup: - Thesyscon USB Descriptor Dumper - zadig_xp program for WinUSB installation (which is required by dfu-util) - dfu-util for windows (version 0.6) - TRATS target connected via USB hub to test Win XP machine. Tested at: Trats - Exynos4210 Signed-off-by: Lukasz Majewski <l.majewski@samsung.com> Cc: Marek Vasut <marex@denx.de> Cc: "Egli, Samuel" <samuel.egli@siemens.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/usb/gadget/g_dnl.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/usb/gadget/g_dnl.c b/drivers/usb/gadget/g_dnl.c
index cbfcb2d074..3cb7302b59 100644
--- a/drivers/usb/gadget/g_dnl.c
+++ b/drivers/usb/gadget/g_dnl.c
@@ -31,8 +31,10 @@
#define STRING_MANUFACTURER 25
#define STRING_PRODUCT 2
+/* Index of String Descriptor describing this configuration */
#define STRING_USBDOWN 2
-#define CONFIG_USBDOWNLOADER 2
+/* Number of supported configurations */
+#define CONFIGURATION_NUMBER 1
#define DRIVER_VERSION "usb_dnl 2.0"
@@ -104,7 +106,7 @@ static int g_dnl_config_register(struct usb_composite_dev *cdev)
static struct usb_configuration config = {
.label = "usb_dnload",
.bmAttributes = USB_CONFIG_ATT_ONE | USB_CONFIG_ATT_SELFPOWER,
- .bConfigurationValue = CONFIG_USBDOWNLOADER,
+ .bConfigurationValue = CONFIGURATION_NUMBER,
.iConfiguration = STRING_USBDOWN,
.bind = g_dnl_do_config,
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