[PATCH 1/1] arm64: dts: rockchip: rk3568: Move PCIe3 MSI to use GIC ITS

Chukun Pan amadeus at jmu.edu.cn
Sat Mar 8 01:30:08 PST 2025


Following commit b956c9de9175 ("arm64: dts: rockchip: rk356x: Move
PCIe MSI to use GIC ITS instead of MBI"), change the PCIe3 controller's
MSI on rk3568 to use ITS, so that all MSI-X can work properly.

Signed-off-by: Chukun Pan <amadeus at jmu.edu.cn>
---
 arch/arm64/boot/dts/rockchip/rk3568.dtsi | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/arch/arm64/boot/dts/rockchip/rk3568.dtsi b/arch/arm64/boot/dts/rockchip/rk3568.dtsi
index 695cccbdab0f..e719a3df126c 100644
--- a/arch/arm64/boot/dts/rockchip/rk3568.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3568.dtsi
@@ -152,7 +152,7 @@ pcie3x1: pcie at fe270000 {
 		compatible = "rockchip,rk3568-pcie";
 		#address-cells = <3>;
 		#size-cells = <2>;
-		bus-range = <0x0 0xf>;
+		bus-range = <0x10 0x1f>;
 		clocks = <&cru ACLK_PCIE30X1_MST>, <&cru ACLK_PCIE30X1_SLV>,
 			 <&cru ACLK_PCIE30X1_DBI>, <&cru PCLK_PCIE30X1>,
 			 <&cru CLK_PCIE30X1_AUX_NDFT>;
@@ -175,7 +175,7 @@ pcie3x1: pcie at fe270000 {
 		num-ib-windows = <6>;
 		num-ob-windows = <2>;
 		max-link-speed = <3>;
-		msi-map = <0x0 &gic 0x1000 0x1000>;
+		msi-map = <0x1000 &its 0x1000 0x1000>;
 		num-lanes = <1>;
 		phys = <&pcie30phy>;
 		phy-names = "pcie-phy";
@@ -205,7 +205,7 @@ pcie3x2: pcie at fe280000 {
 		compatible = "rockchip,rk3568-pcie";
 		#address-cells = <3>;
 		#size-cells = <2>;
-		bus-range = <0x0 0xf>;
+		bus-range = <0x20 0x2f>;
 		clocks = <&cru ACLK_PCIE30X2_MST>, <&cru ACLK_PCIE30X2_SLV>,
 			 <&cru ACLK_PCIE30X2_DBI>, <&cru PCLK_PCIE30X2>,
 			 <&cru CLK_PCIE30X2_AUX_NDFT>;
@@ -228,7 +228,7 @@ pcie3x2: pcie at fe280000 {
 		num-ib-windows = <6>;
 		num-ob-windows = <2>;
 		max-link-speed = <3>;
-		msi-map = <0x0 &gic 0x2000 0x1000>;
+		msi-map = <0x2000 &its 0x2000 0x1000>;
 		num-lanes = <2>;
 		phys = <&pcie30phy>;
 		phy-names = "pcie-phy";
-- 
2.25.1




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