uboot-mediatek: bpi-r64: add TFTP update options to eMMC bootmenu

Just like on SPI-NAND, also allow updating the bootloader comfortably
on eMMC installations.

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

package/boot/uboot-mediatek/patches/404-add-bananapi_bpi-r64_defconfigs.patch

@@ -204,10 +204,10 @@
 +check_recovery=run ubi_read_recovery ; if iminfo $loadaddr ; then bootm $loadaddr ; else ubi remove recovery ; fi
 +check_ubi=ubi part ubi || run ubi_format
 +emmc_init=run emmc_init_bl && run emmc_init_openwrt ; env default bootcmd ; saveenv ; saveenv
-+emmc_init_bl=run sdmmc_read_emmc_bl2 && run emmc_write_bl2 && run sdmmc_read_emmc_hdr && run emmc_write_hdr && run sdmmc_read_emmc_bl3 && run emmc_write_bl3
++emmc_init_bl=run sdmmc_read_emmc_bl2 && run emmc_write_bl2 && run sdmmc_read_emmc_hdr && run emmc_write_hdr && run sdmmc_read_emmc_fip && run emmc_write_fip
 +emmc_init_openwrt=run sdmmc_read_recovery && run emmc_write_recovery ; run sdmmc_read_production && run emmc_write_production
 +emmc_write_bl2=mmc dev 0 1 && mmc partconf 0 1 1 1 && mmc erase 0x0 0x400 && mmc write $loadaddr 0x0 0x100 ; mmc partconf 0 1 1 0
-+emmc_write_bl3=mmc dev 0 0 && mmc erase 0x1000 0x1000 && mmc write $loadaddr 0x1000 0x1000 && mmc erase 0x2000 0x800
++emmc_write_fip=mmc dev 0 0 && mmc erase 0x1000 0x1000 && mmc write $loadaddr 0x1000 0x1000 && mmc erase 0x2000 0x800
 +emmc_write_hdr=mmc dev 0 0 && mmc erase 0x0 0x40 && mmc write $loadaddr 0x0 0x40
 +emmc_write_production=iminfo $loadaddr && mmc dev 0 && part start mmc 0 $part_default part_addr && part size mmc 0 $part_default part_size && run mmc_write_vol
 +emmc_write_recovery=iminfo $loadaddr && mmc dev 0 && part start mmc 0 $part_recovery part_addr && part size mmc 0 $part_recovery part_size && run mmc_write_vol
@@ -218,7 +218,7 @@
 +reset_factory=eraseenv && reset
 +sdmmc_read_emmc_hdr=mmc dev 1 && part start mmc 1 install part_addr && mmc read $loadaddr $part_addr 0x40
 +sdmmc_read_emmc_bl2=mmc dev 1 && part start mmc 1 install part_addr && setexpr offset $part_addr + 0x400 && mmc read $loadaddr $offset 0x400
-+sdmmc_read_emmc_bl3=mmc dev 1 && part start mmc 1 install part_addr && setexpr offset $part_addr + 0x1000 && mmc read $loadaddr $offset 0x1000
++sdmmc_read_emmc_fip=mmc dev 1 && part start mmc 1 install part_addr && setexpr offset $part_addr + 0x1000 && mmc read $loadaddr $offset 0x1000
 +sdmmc_read_production=mmc dev 1 && part start mmc 1 $part_default part_addr && part size mmc 1 $part_default part_size && run mmc_read_vol
 +sdmmc_read_recovery=mmc dev 1 && part start mmc 1 $part_recovery part_addr && part size mmc 1 $part_recovery part_size && run mmc_read_vol
 +sdmmc_read_snand_bl2=mmc dev 1 && part start mmc 1 install part_addr && setexpr offset $part_addr + 0x2000 && mmc read $loadaddr $offset 0x400
@@ -391,7 +391,7 @@
 +CONFIG_USB_STORAGE=y
 --- /dev/null
 +++ b/bananapi_bpi-r64-emmc_env
-@@ -0,0 +1,46 @@
+@@ -0,0 +1,54 @@
 +ipaddr=192.168.1.1
 +serverip=192.168.1.254
 +loadaddr=0x4007ff28
@@ -403,6 +403,8 @@
 +bootdelay=0
 +bootfile=openwrt-mediatek-mt7622-bananapi_bpi-r64-initramfs-recovery.itb
 +bootfile_upg=openwrt-mediatek-mt7622-bananapi_bpi-r64-squashfs-sysupgrade.itb
++bootfile_fip=openwrt-mediatek-mt7622-bananapi_bpi-r64-emmc-bl31-uboot.fip
++bootfile_bl2=openwrt-mediatek-mt7622-bananapi_bpi-r64-emmc-preloader.bin
 +bootmenu_confirm_return=askenv - Press ENTER to return to menu ; bootmenu 60
 +bootmenu_default=0
 +bootmenu_delay=0
@@ -414,8 +416,10 @@
 +bootmenu_3=Boot recovery system from eMMC.=run boot_recovery ; run bootmenu_confirm_return
 +bootmenu_4=Load production system via TFTP then write to eMMC.=setenv noboot 1 ; run boot_tftp_production ; setenv noboot ; run bootmenu_confirm_return
 +bootmenu_5=Load recovery system via TFTP then write to eMMC.=setenv noboot 1 ; run boot_tftp_recovery ; setenv noboot ; run bootmenu_confirm_return
-+bootmenu_6=Reboot.=reset
-+bootmenu_7=Reset all settings to factory defaults.=run reset_factory ; reset
++bootmenu_6=Load BL31+U-Boot FIP via TFTP then write to eMMC.=run boot_tftp_write_fip ; run bootmenu_confirm_return
++bootmenu_7=Load BL2 preloader via TFTP then write to eMMC.=run boot_tftp_write_bl2 ; run bootmenu_confirm_return
++bootmenu_8=Reboot.=reset
++bootmenu_9=Reset all settings to factory defaults.=run reset_factory ; reset
 +boot_default=run bootcmd ; run boot_recovery ; run boot_tftp_forever
 +boot_first=if button reset ; then run boot_tftp_forever ; fi ; bootmenu
 +boot_production=led bpi-r64:pio:green on ; run emmc_read_production && bootm $loadaddr#$bootconf
@@ -424,9 +428,13 @@
 +boot_tftp_forever=led bpi-r64:pio:blue on ; while true ; do run boot_tftp_recovery ; sleep 1 ; done
 +boot_tftp_production=tftpboot $loadaddr $bootfile_upg && run emmc_write_production ; if env exists noboot ; then else bootm $loadaddr#$bootconf ; fi
 +boot_tftp_recovery=tftpboot $loadaddr $bootfile && iminfo $loadaddr && run emmc_write_recovery ; if env exists noboot ; then else bootm $loadaddr#$bootconf ; fi
++boot_tftp_write_bl2=tftpboot $loadaddr $bootfile_bl2 && run emmc_write_bl2
++boot_tftp_write_fip=tftpboot $loadaddr $bootfile_fip && run emmc_write_fip
 +boot_tftp=tftpboot $loadaddr $bootfile && bootm $loadaddr
 +emmc_write_production=iminfo $fileaddr && mmc dev 0 && part start mmc 0 $part_default part_addr && part size mmc 0 $part_default part_size && run mmc_write_vol
 +emmc_write_recovery=iminfo $fileaddr && mmc dev 0 && part start mmc 0 $part_recovery part_addr && part size mmc 0 $part_recovery part_size && run mmc_write_vol
++emmc_write_bl2=mmc dev 0 1 && mmc partconf 0 1 1 1 && mmc erase 0x0 0x400 && mmc write $loadaddr 0x0 0x100 ; mmc partconf 0 1 1 0
++emmc_write_fip=mmc dev 0 0 && mmc erase 0x1000 0x1000 && mmc write $loadaddr 0x1000 0x1000 && mmc erase 0x2000 0x800
 +emmc_read_production=mmc dev 0 && part start mmc 0 $part_default part_addr && part size mmc 0 $part_default part_size && run mmc_read_vol
 +emmc_read_recovery=mmc dev 0 && part start mmc 0 $part_recovery part_addr && part size mmc 0 $part_recovery part_size && run mmc_read_vol
 +mmc_write_vol=imszb $fileaddr image_size && test 0x$image_size -le 0x$part_size && mmc erase 0x$part_addr 0x$part_size && mmc write $fileaddr 0x$part_addr 0x$image_size