[U-Boot] [PATCH] ARM: imx7s-warp: enable USB gadget ethernet

[Kevin Hilman]

Enable USB gadget ethernet by default to have networking capabilities.

Tested using DHCP and TFTP to transfer kernel, DT, ramdisk.

Cc: Fabio Estevam <festevam at gmail.com>
Signed-off-by: Kevin Hilman <khilman at baylibre.com>
---
Applies to v2016.11

 board/warp7/warp7.c     | 14 ++++++++++++++
 configs/warp7_defconfig |  5 +++++
 include/configs/warp7.h |  7 +++++++
 3 files changed, 26 insertions(+)

diff --git a/board/warp7/warp7.c b/board/warp7/warp7.c
index da9afb4ccd86..df8e9da6f919 100644
--- a/board/warp7/warp7.c
+++ b/board/warp7/warp7.c
@@ -19,6 +19,7 @@
 #include <mmc.h>
 #include <asm/arch/crm_regs.h>
 #include <usb.h>
+#include <netdev.h>
 #include <power/pmic.h>
 #include <power/pfuze3000_pmic.h>
 #include "../freescale/common/pfuze.h"
@@ -138,6 +139,19 @@ int power_init_board(void)
 }
 #endif
 
+int board_eth_init(bd_t *bis)
+{
+	int ret = 0;
+
+#ifdef CONFIG_USB_ETHER
+	ret = usb_eth_initialize(bis);
+	if (ret < 0)
+		printf("Error %d registering USB ether.\n", ret);
+#endif
+
+	return ret;
+}
+
 int board_init(void)
 {
 	/* address of boot parameters */
diff --git a/configs/warp7_defconfig b/configs/warp7_defconfig
index 0f0ec99e50ca..81acd8ff15c8 100644
--- a/configs/warp7_defconfig
+++ b/configs/warp7_defconfig
@@ -35,3 +35,8 @@ CONFIG_G_DNL_MANUFACTURER="FSL"
 CONFIG_G_DNL_VENDOR_NUM=0x0525
 CONFIG_G_DNL_PRODUCT_NUM=0xa4a5
 CONFIG_OF_LIBFDT=y
+
+CONFIG_CMD_NET=y
+CONFIG_NET_RANDOM_ETHADDR=y
+CONFIG_CMD_DHCP=y
+
diff --git a/include/configs/warp7.h b/include/configs/warp7.h
index d3b0c5e0d62c..f4a92319ebad 100644
--- a/include/configs/warp7.h
+++ b/include/configs/warp7.h
@@ -38,6 +38,7 @@
 	"script=boot.scr\0" \
 	"image=zImage\0" \
 	"console=ttymxc0\0" \
+	"ethact=usb_ether\0" \
 	"fdt_high=0xffffffff\0" \
 	"initrd_high=0xffffffff\0" \
 	"fdt_file=imx7s-warp.dtb\0" \
@@ -145,4 +146,10 @@
 #define CONFIG_SYS_DFU_DATA_BUF_SIZE	SZ_16M
 #define DFU_DEFAULT_POLL_TIMEOUT	300
 
+#define CONFIG_USB_ETHER
+#define CONFIG_USB_ETH_CDC
+#define CONFIG_USB_ETH_RNDIS
+#define CONFIG_USBNET_HOST_ADDR		"de:ad:be:af:00:00"
+#define CONFIG_USBNET_DEV_ADDR		"de:ad:be:af:00:01"
+
 #endif
-- 
2.9.3