[PATCH linux dev-5.10 v2 7/7] ARM: dts: p10bmc: Enable KCS channel 2
Andrew Jeffery
andrew at aj.id.au
Wed Jun 23 13:38:54 AEST 2021
Rainier uses KCS channel 2 as the source for the debug-trigger
application outlined at [1] and implemented at [2].
[1] https://github.com/openbmc/docs/blob/master/designs/bmc-service-failure-debug-and-recovery.md
[2] https://github.com/openbmc/debug-trigger
Signed-off-by: Andrew Jeffery <andrew at aj.id.au>
---
arch/arm/boot/dts/aspeed-bmc-ibm-everest.dts | 5 +++++
arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts | 5 +++++
2 files changed, 10 insertions(+)
diff --git a/arch/arm/boot/dts/aspeed-bmc-ibm-everest.dts b/arch/arm/boot/dts/aspeed-bmc-ibm-everest.dts
index 738785390fa3..43d998e39f65 100644
--- a/arch/arm/boot/dts/aspeed-bmc-ibm-everest.dts
+++ b/arch/arm/boot/dts/aspeed-bmc-ibm-everest.dts
@@ -4088,6 +4088,11 @@ &xdma {
memory-region = <&vga_memory>;
};
+&kcs2 {
+ status = "okay";
+ aspeed,lpc-io-reg = <0xca8 0xcac>;
+};
+
&kcs3 {
status = "okay";
aspeed,lpc-io-reg = <0xca2>;
diff --git a/arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts b/arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts
index 9d57f9f6a1c3..5e071b548cb1 100644
--- a/arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts
+++ b/arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts
@@ -1780,6 +1780,11 @@ &xdma {
memory-region = <&vga_memory>;
};
+&kcs2 {
+ status = "okay";
+ aspeed,lpc-io-reg = <0xca8 0xcac>;
+};
+
&kcs3 {
status = "okay";
aspeed,lpc-io-reg = <0xca2>;
--
2.30.2
More information about the openbmc
mailing list