uboot-mediatek: update configs for MT7622 devies

* make sure USB 2.0 works (useful for UEFI-booting eg. memtest86)
 * include more useful U-Boot config options on BPi-R64.

Signed-off-by: Daniel Golle <daniel@makrotopia.org>

package/boot/uboot-mediatek/patches/410-add-linksys-e8450.patch

@@ -1,9 +1,10 @@
 --- /dev/null
 +++ b/configs/mt7622_linksys_e8450_defconfig
-@@ -0,0 +1,128 @@
+@@ -0,0 +1,133 @@
 +CONFIG_ARM=y
 +CONFIG_POSITION_INDEPENDENT=y
 +CONFIG_ARCH_MEDIATEK=y
++CONFIG_TARGET_MT7622=y
 +CONFIG_SYS_TEXT_BASE=0x41e00000
 +CONFIG_SYS_MALLOC_F_LEN=0x4000
 +CONFIG_USE_DEFAULT_ENV_FILE=y
@@ -22,6 +23,7 @@
 +CONFIG_CFB_CONSOLE_ANSI=y
 +CONFIG_BUTTON=y
 +CONFIG_BUTTON_GPIO=y
++CONFIG_GPIO_HOG=y
 +CONFIG_CMD_ENV_FLAGS=y
 +CONFIG_FIT=y
 +CONFIG_FIT_ENABLE_SHA256_SUPPORT=y
@@ -95,6 +97,9 @@
 +CONFIG_SYSCON=y
 +CONFIG_CLK=y
 +CONFIG_DM_MTD=y
++CONFIG_DM_GPIO=y
++CONFIG_PHY=y
++CONFIG_PHY_MTK_TPHY=y
 +CONFIG_PHY_FIXED=y
 +CONFIG_DM_ETH=y
 +CONFIG_MEDIATEK_ETH=y