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[v3,11/11] riscv: dts: microchip: add parent ranges and dma-ranges for IKRD v2022.09

Message ID 20230111125323.1911373-12-daire.mcnamara@microchip.com (mailing list archive)
State Not Applicable
Delegated to: Conor Dooley
Headers show
Series PCI: microchip: Partition address translations | expand

Checks

Context Check Description
conchuod/tree_selection fail Failed to apply to next/pending-fixes or riscv/for-next

Commit Message

Daire McNamara Jan. 11, 2023, 12:53 p.m. UTC 
From: Conor Dooley <conor.dooley@microchip.com>

we have replaced the "microchip,matro0" hack property with what was
suggested by Rob - create a parent bus and use ranges and dma-ranges in
the parent bus and pcie device to achieve the address translations we
need. Add the appropriate ranges and dma-ranges for the v2022.09 IKRD
so that it remains functional.

Signed-off-by: Conor Dooley <conor.dooley@microchip.com>
Signed-off-by: Daire McNamara <daire.mcnamara@microchip.com>
---
 .../dts/microchip/mpfs-icicle-kit-fabric.dtsi | 62 +++++++++++--------
 1 file changed, 35 insertions(+), 27 deletions(-)
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Patch

diff --git a/arch/riscv/boot/dts/microchip/mpfs-icicle-kit-fabric.dtsi b/arch/riscv/boot/dts/microchip/mpfs-icicle-kit-fabric.dtsi
index 1069134f2e12..51ce87e70b33 100644
--- a/arch/riscv/boot/dts/microchip/mpfs-icicle-kit-fabric.dtsi
+++ b/arch/riscv/boot/dts/microchip/mpfs-icicle-kit-fabric.dtsi
@@ -26,33 +26,41 @@  i2c2: i2c@40000200 {
 		status = "disabled";
 	};
 
-	pcie: pcie@3000000000 {
-		compatible = "microchip,pcie-host-1.0";
-		#address-cells = <0x3>;
-		#interrupt-cells = <0x1>;
-		#size-cells = <0x2>;
-		device_type = "pci";
-		reg = <0x30 0x0 0x0 0x8000000>, <0x0 0x43000000 0x0 0x10000>;
-		reg-names = "cfg", "apb";
-		bus-range = <0x0 0x7f>;
-		interrupt-parent = <&plic>;
-		interrupts = <119>;
-		interrupt-map = <0 0 0 1 &pcie_intc 0>,
-				<0 0 0 2 &pcie_intc 1>,
-				<0 0 0 3 &pcie_intc 2>,
-				<0 0 0 4 &pcie_intc 3>;
-		interrupt-map-mask = <0 0 0 7>;
-		clocks = <&ccc_nw CLK_CCC_PLL0_OUT1>, <&ccc_nw CLK_CCC_PLL0_OUT3>;
-		clock-names = "fic1", "fic3";
-		ranges = <0x3000000 0x0 0x8000000 0x30 0x8000000 0x0 0x80000000>;
-		dma-ranges = <0x02000000 0x0 0x00000000 0x0 0x00000000 0x1 0x00000000>;
-		msi-parent = <&pcie>;
-		msi-controller;
-		status = "disabled";
-		pcie_intc: interrupt-controller {
-			#address-cells = <0>;
-			#interrupt-cells = <1>;
-			interrupt-controller;
+	fabric-pcie-bus {
+		compatible = "simple-bus";
+		#address-cells = <2>;
+		#size-cells = <2>;
+		ranges = <0x0 0x40000000 0x0 0x40000000 0x0 0x20000000>,
+			 <0x30 0x0 0x30 0x0 0x10 0x0>;
+		dma-ranges = <0x0 0x0 0x10 0x0 0x0 0x80000000>;
+		pcie: pcie@3000000000 {
+			compatible = "microchip,pcie-host-1.0";
+			#address-cells = <0x3>;
+			#interrupt-cells = <0x1>;
+			#size-cells = <0x2>;
+			device_type = "pci";
+			reg = <0x30 0x0 0x0 0x8000000>, <0x0 0x43000000 0x0 0x10000>;
+			reg-names = "cfg", "apb";
+			bus-range = <0x0 0x7f>;
+			interrupt-parent = <&plic>;
+			interrupts = <119>;
+			interrupt-map = <0 0 0 1 &pcie_intc 0>,
+					<0 0 0 2 &pcie_intc 1>,
+					<0 0 0 3 &pcie_intc 2>,
+					<0 0 0 4 &pcie_intc 3>;
+			interrupt-map-mask = <0 0 0 7>;
+			clocks = <&ccc_nw CLK_CCC_PLL0_OUT1>, <&ccc_nw CLK_CCC_PLL0_OUT3>;
+			clock-names = "fic1", "fic3";
+			ranges = <0x3000000 0x0 0x8000000 0x30 0x8000000 0x0 0x80000000>;
+			dma-ranges = <0x3000000 0x10 0x0 0x0 0x0 0x0 0x80000000>;
+			msi-parent = <&pcie>;
+			msi-controller;
+			status = "disabled";
+			pcie_intc: interrupt-controller {
+				#address-cells = <0>;
+				#interrupt-cells = <1>;
+				interrupt-controller;
+			};
 		};
 	};