Seems to be all of the base stuff the other chips have with an extra ethernet controller, a video decoder intead of encoder etc.
IPL output:
IPL g5da0ceb
D-1d
HW Reset
miupll_166MHz
miu_bw_set
utmi_1_init done
utmi_2_init done
utmi_3_init done
usbpll init done......
cpupll init done
SPI 54M
clk_init done
P1 USB_rterm trim=0x0001
P1 USB_HS_TX_CURRENT trim=0x0002
P2 USB_rterm trim=0x0001
P2 USB_HS_TX_CURRENT trim=0x0001
P3 USB_rterm trim=0x0001
P3 USB_HS_TX_CURRENT trim=0x0001
PM_vol_bgap trim=0x0002
GCR_SAR_DATA trim=0x0190
ETH 10T output swing trim=0x0010
ETH 100T output swing trim=0x0010
ETH RX input impedance trim=0x0000
ETH TX output impedance trim=0x0000
MIPI_HS_RTERM trim=0x0001
MIPI_LP_RTERM trim=0x0000
64MB
BIST0_0001-OK
Enable MMU and CACHE
Load IPL_CUST from SPINAND
unable to find IDX for part type:0001
[I]m7
Checksum OK
IPL output:
IPL g5da0ceb
D-1e
HW Reset
miupll_233MHz
MIU0 zq=0x003c
miu_bw_set
utmi_1_init done
utmi_2_init done
utmi_3_init done
usbpll init done......
cpupll init done
SPI 54M
clk_init done
P1 USB_rterm trim=0x0000
P1 USB_HS_TX_CURRENT trim=0x0001
P2 USB_rterm trim=0x0000
P2 USB_HS_TX_CURRENT trim=0x0001
P3 USB_rterm trim=0x0000
P3 USB_HS_TX_CURRENT trim=0x0001
PM_vol_bgap trim=0x0002
GCR_SAR_DATA trim=0x0190
ETH 10T output swing trim=0x0000
ETH 100T output swing trim=0x0000
ETH RX input impedance trim=0x0000
ETH TX output impedance trim=0x0001
MIPI_HS_RTERM trim=0x0001
MIPI_LP_RTERM trim=0x0000
128MB
BIST0_0001-OK
Enable MMU and CACHE
Load IPL_CUST from SPINAND
unable to find IDX for part type:0001
[I]m7
Checksum OK
Cheap solder down IoT module.
GW300 is a SSD201 and the GW302 is a SSD202D. MYZR-SSD20X-CB096 module.
Widora are apparently designing a board.
https://item.taobao.com/item.htm?spm=a230r.1.14.125.35d915f7J4vCkg&id=643200464062&ns=1&abbucket=5#detail
https://www.geniatech.com/product/som20x/
See pinouts.