Thread (26 messages) 26 messages, 6 authors, 2021-05-24
STALE1840d

[PATCH RFC 5/9] arm64: dts: rockchip: rk1808k-toybrick-m0: Suppress vGIC interrupt

From: Andreas Färber <afaerber@suse.de>
Date: 2021-05-16 23:06:39
Also in: linux-devicetree, linux-rockchip, lkml
Subsystem: the rest · Maintainer: Linus Torvalds

Avoid the kernel getting stuck after:

[    1.175956] kvm [1]: IPA Size Limit: 40 bits
[    1.177164] kvm [1]: vgic-v2@ff320000
[    1.177545] kvm [1]: GIC system register CPU interface enabled

or when dropping GICV reg entry:

[    1.176001] kvm [1]: IPA Size Limit: 40 bits
[    1.177191] kvm [1]: GICv3: no GICV resource entry
[    1.177664] kvm [1]: disabling GICv2 emulation
[    1.178115] kvm [1]: GIC system register CPU interface enabled

Signed-off-by: Andreas Färber <afaerber@suse.de>
---
 arch/arm64/boot/dts/rockchip/rk1808k-toybrick-m0.dts | 4 ++++
 1 file changed, 4 insertions(+)
diff --git a/arch/arm64/boot/dts/rockchip/rk1808k-toybrick-m0.dts b/arch/arm64/boot/dts/rockchip/rk1808k-toybrick-m0.dts
index 2f8075d2391c..15293a8576c6 100644
--- a/arch/arm64/boot/dts/rockchip/rk1808k-toybrick-m0.dts
+++ b/arch/arm64/boot/dts/rockchip/rk1808k-toybrick-m0.dts
@@ -48,6 +48,10 @@ &cpu1 {
 	cpu-supply = <&vdd_cpu>;
 };
 
+&gic {
+	/delete-property/ interrupts;
+};
+
 &uart2 {
 	status = "okay";
 	clocks = <&xin24m>;
-- 
2.31.1


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