From: Fred Chen <fredchen.openbmc@gmail.com>
To: Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>, Joel Stanley <joel@jms.id.au>,
Andrew Jeffery <andrew@codeconstruct.com.au>,
devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-aspeed@lists.ozlabs.org, linux-kernel@vger.kernel.org
Subject: [PATCH v3 4/5] ARM: dts: aspeed: santabarbara: Add SGPIO line names
Date: Fri, 7 Aug 2026 16:34:07 +0800 [thread overview]
Message-ID: <20260807083415.672008-5-fredchen.openbmc@gmail.com> (raw)
In-Reply-To: <20260807083415.672008-1-fredchen.openbmc@gmail.com>
Label two groups of SGPIO lines.
- FM_MCIO_[1-4]_THERMTRIP_N: thermal trip signals carried over the
MCIO cables, indicating overheat on each of the four asic modules.
- UFM_READ_CMPLT: asserted by the BMC after it finishes reading UFM
data, to notify the CPLD that the data can be cleared.
Signed-off-by: Fred Chen <fredchen.openbmc@gmail.com>
---
.../boot/dts/aspeed/aspeed-bmc-facebook-santabarbara.dts | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-santabarbara.dts b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-santabarbara.dts
index 9d334a01d407..3d35a5a74104 100644
--- a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-santabarbara.dts
+++ b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-santabarbara.dts
@@ -1907,7 +1907,7 @@ &sgpiom0 {
"MB_SKU_ID_3","",
"SYS_PWR_FAULT_ALERT","BIOS_DEBUG_MODE",
/*H0-H3 line 112-119*/
- "FM_IOEXP_U538_INT_N","",
+ "FM_IOEXP_U538_INT_N","UFM_READ_CMPLT",
"FM_IOEXP_U539_INT_N","FM_MODULE_PWR_EN_N_1B",
"FM_IOEXP_U540_INT_N","FM_MODULE_PWR_EN_N_2B",
"FM_IOEXP_U541_INT_N","FM_MODULE_PWR_EN_N_3B",
@@ -1941,7 +1941,10 @@ &sgpiom0 {
"I3C_MCIO_4B_ALERT_ISO_R_N","",
"","",
/*K4-K7 line 168-175*/
- "","","","","","","","",
+ "FM_MCIO_1_THERMTRIP_N","",
+ "FM_MCIO_2_THERMTRIP_N","",
+ "FM_MCIO_3_THERMTRIP_N","",
+ "FM_MCIO_4_THERMTRIP_N","",
/*L0-L3 line 176-183*/
"FM_CPU0_THERMTRIP_N","",
"FM_CPU0_PROCHOT_N","",
--
2.52.0
next prev parent reply other threads:[~2026-08-07 8:32 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-08-07 8:34 [PATCH v3 0/5] ARM: dts: aspeed: santabarbara: Add system monitoring GPIOs Fred Chen
2026-08-07 8:34 ` [PATCH v3 1/5] " Fred Chen
2026-08-07 8:44 ` sashiko-bot
2026-08-07 8:34 ` [PATCH v3 2/5] ARM: dts: aspeed: santabarbara: Disable power monitor nodes Fred Chen
2026-08-07 8:34 ` [PATCH v3 3/5] ARM: dts: aspeed: santabarbara: Add JTAG GPIO line names Fred Chen
2026-08-07 8:34 ` Fred Chen [this message]
2026-08-07 8:34 ` [PATCH v3 5/5] ARM: dts: aspeed: santabarbara: Add leak cable present IO expander Fred Chen
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