[U-Boot] [PATCH v2 6/6] configs: k2g_evm: Enable DFU on K2G EVM

[Jean-Jacques Hiblot]

The K2G evm uses the generic DWC3 driver. DFU can thus be enabled.
Enabling DFU for easier firmware update.

Signed-off-by: Jean-Jacques Hiblot <jjhiblot at ti.com>

---

Changes in v2:
- rebased on latest version of u-boot-usb/master
- use DM_USB_GADGET instead of DM_USB_DEV

 configs/k2g_evm_defconfig            |  6 ++++++
 configs/k2g_hs_evm_defconfig         |  6 ++++++
 include/configs/ti_armv7_keystone2.h | 12 ++++++++++++
 3 files changed, 24 insertions(+)

diff --git a/configs/k2g_evm_defconfig b/configs/k2g_evm_defconfig
index 95c835a..8a07039 100644
--- a/configs/k2g_evm_defconfig
+++ b/configs/k2g_evm_defconfig
@@ -35,6 +35,7 @@ CONFIG_MULTI_DTB_FIT=y
 CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG=y
 CONFIG_DM=y
 # CONFIG_BLK is not set
+CONFIG_DFU_MMC=y
 CONFIG_SYS_I2C_DAVINCI=y
 CONFIG_MISC=y
 CONFIG_DM_MMC=y
@@ -61,9 +62,14 @@ CONFIG_DM_SPI=y
 CONFIG_DAVINCI_SPI=y
 CONFIG_USB=y
 CONFIG_DM_USB=y
+CONFIG_DM_USB_GADGET=y
 CONFIG_USB_XHCI_HCD=y
 CONFIG_USB_XHCI_DWC3=y
 CONFIG_USB_DWC3=y
+CONFIG_USB_DWC3_GADGET=y
 CONFIG_USB_DWC3_GENERIC=y
 CONFIG_USB_STORAGE=y
 CONFIG_DRIVER_TI_KEYSTONE_NET=y
+CONFIG_USB_GADGET=y
+CONFIG_USB_GADGET_DOWNLOAD=y
+CONFIG_USB_FUNCTION_SDP=y
diff --git a/configs/k2g_hs_evm_defconfig b/configs/k2g_hs_evm_defconfig
index 47c30a6..5f91f11 100644
--- a/configs/k2g_hs_evm_defconfig
+++ b/configs/k2g_hs_evm_defconfig
@@ -28,6 +28,7 @@ CONFIG_MULTI_DTB_FIT=y
 CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG=y
 CONFIG_DM=y
 # CONFIG_BLK is not set
+CONFIG_DFU_MMC=y
 CONFIG_SYS_I2C_DAVINCI=y
 CONFIG_MISC=y
 CONFIG_DM_MMC=y
@@ -54,9 +55,14 @@ CONFIG_DM_SPI=y
 CONFIG_DAVINCI_SPI=y
 CONFIG_USB=y
 CONFIG_DM_USB=y
+CONFIG_DM_USB_GADGET=y
 CONFIG_USB_XHCI_HCD=y
 CONFIG_USB_XHCI_DWC3=y
 CONFIG_USB_DWC3=y
+CONFIG_USB_DWC3_GADGET=y
 CONFIG_USB_DWC3_GENERIC=y
 CONFIG_USB_STORAGE=y
 CONFIG_DRIVER_TI_KEYSTONE_NET=y
+CONFIG_USB_GADGET=y
+CONFIG_USB_GADGET_DOWNLOAD=y
+CONFIG_USB_FUNCTION_SDP=y
diff --git a/include/configs/ti_armv7_keystone2.h b/include/configs/ti_armv7_keystone2.h
index fae72e7..0c7d664 100644
--- a/include/configs/ti_armv7_keystone2.h
+++ b/include/configs/ti_armv7_keystone2.h
@@ -169,6 +169,17 @@
 #define CONFIG_SYS_NAND_MAX_CHIPS		1
 #define CONFIG_SYS_NAND_NO_SUBPAGE_WRITE
 
+#define DFU_ALT_INFO_MMC \
+	"dfu_alt_info_mmc=" \
+	"MLO fat 0 1;" \
+	"u-boot.img fat 0 1;" \
+	"uEnv.txt fat 0 1\0"
+
+/* DFU settings */
+#define DFUARGS \
+	"dfu_bufsiz=0x10000\0" \
+	DFU_ALT_INFO_MMC \
+
 /* U-Boot general configuration */
 #define CONFIG_MX_CYCLIC
 #define CONFIG_TIMESTAMP
@@ -207,6 +218,7 @@
 #define CONFIG_EXTRA_ENV_SETTINGS					\
 	DEFAULT_LINUX_BOOT_ENV						\
 	CONFIG_EXTRA_ENV_KS2_BOARD_SETTINGS				\
+	DFUARGS								\
 	"bootdir=/boot\0" \
 	"tftp_root=/\0"							\
 	"nfs_root=/export\0"						\
-- 
2.7.4