[PATCH v3 09/10] ARM: dts: aspeed: system1: Mark GPIO line high/low

Ninad Palsule
2025-01-08T16:37:44Z

- 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