b461865577
Add information about flash and programming header. Change-Id: If34016e20dd580f92695bef5b67dd0c282b0b421 Signed-off-by: Patrick Rudolph <patrick.rudolph@9elements.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/32894 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Philipp Deppenwiese <zaolin.daisuki@gmail.com>
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Rutundu
This page describes how to run coreboot on the Rotundu compute board from OpenCellular.
TODO
- Configure UART
- EC interface
Flashing coreboot
+---------------------+------------+
| Type | Value |
+=====================+============+
| Socketed flash | no |
+---------------------+------------+
| Model | W25Q128 |
+---------------------+------------+
| Size | 16 MiB |
+---------------------+------------+
| In circuit flashing | yes |
+---------------------+------------+
| Package | SOIC-8 |
+---------------------+------------+
| Write protection | No |
+---------------------+------------+
| Dual BIOS feature | No |
+---------------------+------------+
| Internal flashing | yes |
+---------------------+------------+
Internal programming
The SPI flash can be accessed using flashrom.
External programming
The GBCv1 board does have a pinheader to flash the SOIC-8 in circuit. Directly connecting a Pomona test-clip on the flash is also possible.
Closeup view of SOIC-8 flash IC
SPI header
SPI header pinout
Dediprog compatible pinout.
Technology
+------------------+--------------------------------------------------+
| SoC | Intel Baytrail |
+------------------+--------------------------------------------------+
| Coprocessor | Intel ME |
+------------------+--------------------------------------------------+