Set watchdog 1 to pulse the fan watchdog circuit that drives the FAULT
pin of the MAX31785, resulting in fans running at full speed, if at
any point the BMC stops pulsing it, such as a BMC reboot at runtime.
Enable watchdog 2 for BMC reboots.
Signed-off-by: Matthew Barth <msbarth@xxxxxxxxxxxxx>
Signed-off-by: Eddie James <eajames@xxxxxxxxxxxxx>
---
arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts | 14 ++++++++++++++
1 file changed, 14 insertions(+)
diff --git a/arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts b/arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts
index 1d66dc995797..a8c0ed4d37c3 100644
--- a/arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts
+++ b/arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts
@@ -3135,6 +3135,20 @@ flash@0 {
};
};
+&wdt1 {
+ aspeed,reset-type = "none";
+ aspeed,external-signal;
+ aspeed,ext-push-pull;
+ aspeed,ext-active-high;
+
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_wdtrst1_default>;
+};
+
+&wdt2 {
+ status = "okay";
+};
+
&xdma {
status = "okay";
memory-region = <&vga_memory>;
--
2.27.0
