From b3ba6e94b8298422aa98961fdd30890f3dd83cc5 Mon Sep 17 00:00:00 2001 From: Tom Rini Date: Thu, 14 Mar 2013 05:32:47 +0000 Subject: [PATCH] README: Document current DFU CONFIG options 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 --- README | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/README b/README index 57010161f5..f7f41bc7ed 100644 --- a/README +++ b/README @@ -1344,6 +1344,19 @@ The following options need to be configured: CONFIG_SH_MMCIF_CLK Define the clock frequency for MMCIF +- USB Device Firmware Update (DFU) class support: + CONFIG_DFU_FUNCTION + This enables the USB portion of the DFU USB class + + CONFIG_CMD_DFU + 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. + + CONFIG_DFU_MMC + This enables support for exposing (e)MMC devices via DFU. + - Journaling Flash filesystem support: CONFIG_JFFS2_NAND, CONFIG_JFFS2_NAND_OFF, CONFIG_JFFS2_NAND_SIZE, CONFIG_JFFS2_NAND_DEV -- 2.39.5