How to flash IPQ40xx qcom_ap-dk01.1-c1 via uboot

Hello Everyone

how to forcefully Flash the openwrt-19.07.1-ipq40xx-generic-qcom_ap-dk01.1-c1-squashfs-sysupgrade.bin firmware using uboot onto my board?

Uboot Version:-U-Boot 2012.07 [Chaos Calmer 15.05.1,unknown] (May 29 2019 - 16:16:55)

smeminfo:- (IPQ40xx) # smeminfo

flash_type: 0x6
flash_index: 0x0
flash_chip_select: 0x0
flash_block_size: 0x10000
flash_density: 0x1000000
partition table offset 0x0
No.: Name Attributes Start Size
0: 0:SBL1 0x0000ffff 0x0 0x40000
1: 0:MIBIB 0x001040ff 0x40000 0x20000
2: 0:QSEE 0x0000ffff 0x60000 0x60000
3: 0:CDT 0x0000ffff 0xc0000 0x10000
4: 0:DDRPARAMS 0x0000ffff 0xd0000 0x10000
5: 0:APPSBLENV 0x0000ffff 0xe0000 0x10000
6: 0:APPSBL 0x0000ffff 0xf0000 0x80000
7: 0:ART 0x0000ffff 0x170000 0x10000
8: rootfs 0x0100ffff 0x0 0x4000000
(IPQ40xx) #

-> Please help me understanding these partitions as i am newbie to openwrt. these are some of flash details

smem ram ptable found: ver: 1 len: 3
DRAM: 256 MiB
machid : 0x8010100
NAND: spi_nand: spi_nand_flash_probe SF NAND ID c8:b1:48:c8
SF: Detected GD5F1GQ4XC with page size 2 KiB, total 128 MiB
SF: Detected W25Q128 with page size 64 KiB, total 16 MiB
ipq_spi: page_size: 0x100, sector_size: 0x10000, size: 0x1000000
144 MiB
In: serial
Out: serial
Err: serial
machid: 8010100
flash_type: 0

-> I was able to run the ramfs-Uimage into the RAM; but could not flash it.
how to consider the erase and copy flash addresses and what are the uboot commands to do so?

Bump! please