[PATCH v2 3/3] riscv: sophgo: dts: add msi controller for SG2042

Chen Wang unicornxw at gmail.com
Sun Dec 8 23:12:24 PST 2024


From: Chen Wang <unicorn_wang at outlook.com>

Add msi-controller node to dts for SG2042.

Signed-off-by: Chen Wang <unicorn_wang at outlook.com>
---
 arch/riscv/boot/dts/sophgo/sg2042.dtsi | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/arch/riscv/boot/dts/sophgo/sg2042.dtsi b/arch/riscv/boot/dts/sophgo/sg2042.dtsi
index e62ac51ac55a..bda49a398daf 100644
--- a/arch/riscv/boot/dts/sophgo/sg2042.dtsi
+++ b/arch/riscv/boot/dts/sophgo/sg2042.dtsi
@@ -173,6 +173,16 @@ pllclk: clock-controller at 70300100c0 {
 			#clock-cells = <1>;
 		};
 
+		msi: msi-controller at 7030010304 {
+			compatible = "sophgo,sg2042-msi";
+			reg = <0x70 0x30010304 0x0 0x4>;
+			reg-names = "clr";
+			msi-controller;
+			msi-ranges = <&intc 64 IRQ_TYPE_LEVEL_HIGH 32>;
+			sophgo,msi-doorbell-addr = <0x00000070 0x30010300>;
+			interrupt-parent = <&intc>;
+		};
+
 		rpgate: clock-controller at 7030010368 {
 			compatible = "sophgo,sg2042-rpgate";
 			reg = <0x70 0x30010368 0x0 0x98>;
-- 
2.34.1




More information about the linux-riscv mailing list