[PATCH 1/2] ARM: dts: rainier, everest: Add TPM reset GPIO
Joel Stanley
joel at jms.id.au
Tue Jul 27 13:33:18 AEST 2021
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 at jms.id.au>
---
arch/arm/boot/dts/aspeed-bmc-ibm-everest.dts | 2 +-
arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/arch/arm/boot/dts/aspeed-bmc-ibm-everest.dts b/arch/arm/boot/dts/aspeed-bmc-ibm-everest.dts
index aa24cac8e5be..4536cd538af9 100644
--- a/arch/arm/boot/dts/aspeed-bmc-ibm-everest.dts
+++ b/arch/arm/boot/dts/aspeed-bmc-ibm-everest.dts
@@ -253,7 +253,7 @@ &gpio0 {
/*O0-O7*/ "","","","","","","","",
/*P0-P7*/ "","","","","led-pcieslot-power","","","",
/*Q0-Q7*/ "","","","","","","","",
- /*R0-R7*/ "","","","","","I2C_FLASH_MICRO_N","","",
+ /*R0-R7*/ "bmc-tpm-reset","","","","","I2C_FLASH_MICRO_N","","",
/*S0-S7*/ "","","","","","","","",
/*T0-T7*/ "","","","","","","","",
/*U0-U7*/ "","","","","","","","",
diff --git a/arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts b/arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts
index 481d0ee1f85f..06b3d1573780 100644
--- a/arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts
+++ b/arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts
@@ -271,7 +271,7 @@ &gpio0 {
/*O0-O7*/ "","","","usb-power","","","","",
/*P0-P7*/ "","","","","pcieslot-power","","","",
/*Q0-Q7*/ "cfam-reset","","","","","","","",
- /*R0-R7*/ "","","","","","","","",
+ /*R0-R7*/ "bmc-tpm-reset","","","","","","","",
/*S0-S7*/ "presence-ps0","presence-ps1","presence-ps2","presence-ps3",
"","","","",
/*T0-T7*/ "","","","","","","","",
--
2.32.0
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