diff options
| author | Michael Niewöhner <foss@mniewoehner.de> | 2021-04-26 23:46:53 +0200 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2021-04-29 05:23:38 +0000 |
| commit | f3e82459a8ea0fa0ec92e458a92cd20effcfef3a (patch) | |
| tree | 3865c4f463661e1d5f005923d611f0d538aba101 /Documentation/mainboard | |
| parent | bd64f8ef2e18a8996af3706bdd56bbf95530ed8d (diff) | |
docs/mb/supermicro/x11ssm-f: rework flashing section
The board can be flashed without adding a diode by just leaving VCC
unconnected. Rework the flashing section to describes that.
Change-Id: I37d55ffdbcfba4f3a1113a82f16ec8766bbb6e6c
Signed-off-by: Michael Niewöhner <foss@mniewoehner.de>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/52679
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Diffstat (limited to 'Documentation/mainboard')
| -rw-r--r-- | Documentation/mainboard/supermicro/x11-lga1151-series/x11ssm-f/x11ssm-f.md | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/Documentation/mainboard/supermicro/x11-lga1151-series/x11ssm-f/x11ssm-f.md b/Documentation/mainboard/supermicro/x11-lga1151-series/x11ssm-f/x11ssm-f.md index 9f18b79cd8..4e42809b43 100644 --- a/Documentation/mainboard/supermicro/x11-lga1151-series/x11ssm-f/x11ssm-f.md +++ b/Documentation/mainboard/supermicro/x11-lga1151-series/x11ssm-f/x11ssm-f.md @@ -4,9 +4,14 @@ This section details how to run coreboot on the [Supermicro X11SSM-F]. ## Flashing coreboot -The board can be flashed externally. FTDI FT2232H and FT232H based programmers worked. For this, -one needs to add a diode between VCC and the flash chip. The flash IC [MX25L12873F] can be found -near PCH PCIe Slot 4. +The flash IC [MX25L12873F] can be found near PCH PCIe Slot 4. + +The board can be flashed externally with a SOIC test clip or probes. Since +there is no diode between VCC3.3 and the flash chip, so VCC must **not** be +connected. Instead, the flash chip is powered from VCC3.3, which is always-on +(even in S5). WP# and HOLD# have pull-ups and don't need to be connected. + +FTDI FT2232H and FT232H based programmers worked. Flashing is also possible through the BMC web interface, when a valid license was entered. |