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ARM: dts: rainier, everest: Add TPM reset GPIO
authorJoel Stanley <joel@jms.id.au>
Tue, 27 Jul 2021 03:33:18 +0000 (13:03 +0930)
committerJoel Stanley <joel@jms.id.au>
Wed, 28 Jul 2021 01:10:29 +0000 (10:40 +0930)
commita3034e895aba4b9ef181ea78397834871a716ec1
tree9be9741358ba3fa7350524c17c1a4dbfaa5ca451tree | snapshot
parent00e9e776fa197592addc1f3002c63585f884a5ddcommit | diff
ARM: dts: rainier, everest: Add TPM reset GPIO

The GPIO is used to place the BMC-connected TPM in reset. This state is
latched until the BMC is next reset, blocking access to the TPM for that
boot.

On both machines this net is called TPM_RESET_LATCH_B.

Signed-off-by: Joel Stanley <joel@jms.id.au>
Reviewed-by: Andrew Jeffery <andrew@aj.id.au>
Link: https://lore.kernel.org/r/20210727033319.473152-2-joel@jms.id.au
arch/arm/boot/dts/aspeed-bmc-ibm-everest.dts diff | blob | history
arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts diff | blob | history
ep93xx device tree rework repo: git://git.maquefel.me/linux.git