[PATCH v3 0/5] ARM: dts: aspeed: santabarbara: Add system monitoring GPIOs

From: Fred Chen

Date: Fri Aug 07 2026 - 04:42:18 EST


Update Santabarbara Device Tree to include several GPIO expanders for
NIC, Switch, and system monitoring.

v2 -> v3:
- Reword the system monitoring GPIOs commit message
- Disable power monitor nodes for ICs that now have multiple vendor sources
- Add GPIO line names for the JTAG CPU debug interface
- Add SGPIO line names for MCIO thermal trip monitoring and UFM read-complete
- Add a leak-cable-presence IO expander on the module boards
- Link to v2: https://lore.kernel.org/all/20260421130344.2751662-1-fredchen.openbmc@xxxxxxxxx/


v1 -> v2:
- Add system power fault alert and E1S GPIO expander interrupt
- Add switch board SKU IDs and power good monitoring
- Add NIC1-4 power good monitoring, reset control, and fault detection
- Update the commit message
- Link to v1: https://lore.kernel.org/all/20260129073749.3155383-1-fredchen.openbmc@xxxxxxxxx/

Fred Chen (5):
ARM: dts: aspeed: santabarbara: Add system monitoring GPIOs
ARM: dts: aspeed: santabarbara: Disable power monitor nodes
ARM: dts: aspeed: santabarbara: Add JTAG GPIO line names
ARM: dts: aspeed: santabarbara: Add SGPIO line names
ARM: dts: aspeed: santabarbara: Add leak cable present IO expander

.../aspeed-bmc-facebook-santabarbara.dts | 200 +++++++++++++++++-
1 file changed, 192 insertions(+), 8 deletions(-)

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2.52.0