[PATCH v2 09/10] ARM: dts: aspeed: system1: Mark GPIO line high/low
From: Ninad Palsule <ninad@linux.ibm.com>
Date: 2025-01-07 16:24:38
Also in:
linux-arm-kernel, linux-aspeed, lkml, netdev
Subsystem:
arm/aspeed machine support, the rest · Maintainers:
Joel Stanley, Andrew Jeffery, Linus Torvalds
- Mark following GPIO lines as input high: - GPIOL4 (reset PCH registers) - GPIOL5 (reset portition of intel ME) - Mark isolate errors from cpu1 gpio (GPIOO6) as active low output. - The fan controller reset line should be active high. Signed-off-by: Ninad Palsule <ninad@linux.ibm.com> --- .../dts/aspeed/aspeed-bmc-ibm-system1.dts | 28 +++++++++++++++++++ 1 file changed, 28 insertions(+)
diff --git a/arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-system1.dts b/arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-system1.dts
index 90570b4d6d35..8026c67ecaee 100644
--- a/arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-system1.dts
+++ b/arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-system1.dts@@ -383,6 +383,34 @@ &gpio0 { /*X0-X7*/ "fpga-pgood","power-chassis-good","pch-pgood","","","","","", /*Y0-Y7*/ "","","","","","","","", /*Z0-Z7*/ "","","","","","","",""; + + hog-0 { + gpio-hog; + gpios = <ASPEED_GPIO(L, 4) GPIO_ACTIVE_HIGH>; + input; + line-name = "RST_RTCRST_N"; + }; + + hog-1 { + gpio-hog; + gpios = <ASPEED_GPIO(L, 5) GPIO_ACTIVE_HIGH>; + input; + line-name = "RST_SRTCRST_N"; + }; + + hog-2 { + gpio-hog; + gpios = <ASPEED_GPIO(L, 6) GPIO_ACTIVE_HIGH>; + output-high; + line-name = "BMC_FAN_E3_SVC_PEX_INT_N"; + }; + + hog-3 { + gpio-hog; + gpios = <ASPEED_GPIO(O, 6) GPIO_ACTIVE_LOW>; + output-low; + line-name = "isolate_errs_cpu1"; + }; }; &emmc_controller {
--
2.43.0