[U-Boot,v6,1/9] README: Document current DFU CONFIG options

Submitted by Tom Rini on March 14, 2013, 3:32 p.m.


Message ID 1363275175-8408-2-git-send-email-trini@ti.com
State Accepted
Delegated to: Marek Vasut
Headers show

Commit Message

Tom Rini March 14, 2013, 3:32 p.m.
Add documentation for the current DFU config options.  DFU is a standard
USB device class so more information is available from usb.org

Signed-off-by: Tom Rini <trini@ti.com>
Changes in v6: None
Changes in v5:
- New patch to document existing DFU CONFIG options

Changes in v4: None
Changes in v3: None
Changes in v2: None

 README |   13 +++++++++++++
 1 file changed, 13 insertions(+)

Patch hide | download patch | download mbox

diff --git a/README b/README
index 869694f..648d26e 100644
--- a/README
+++ b/README
@@ -1326,6 +1326,19 @@  The following options need to be configured:
 			Define the clock frequency for MMCIF
+- USB Device Firmware Update (DFU) class support:
+		This enables the USB portion of the DFU USB class
+		This enables the command "dfu" which is used to have
+		U-Boot create a DFU class device via USB.  This command
+		requires that the "dfu_alt_info" environment variable be
+		set and define the alt settings to expose to the host.
+		This enables support for exposing (e)MMC devices via DFU.
 - Journaling Flash filesystem support: