[U-Boot] [PATCH 4/4] arm: dts: Add PCI-E controller for mt7623

Frank Wunderlich frank-w at public-files.de
Wed Jul 31 11:51:45 UTC 2019


this Patch adds pcie-controller node for mt7623

Signed-off-by: Frank Wunderlich <frank-w at public-files.de>
---
 arch/arm/dts/mt7623.dtsi | 108 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 108 insertions(+)

diff --git a/arch/arm/dts/mt7623.dtsi b/arch/arm/dts/mt7623.dtsi
index 64079c61bf..5d7c62bb8d 100644
--- a/arch/arm/dts/mt7623.dtsi
+++ b/arch/arm/dts/mt7623.dtsi
@@ -255,6 +255,114 @@
 		#reset-cells = <1>;
 	};

+	pcie: pcie-controller at 1a140000 {
+		compatible = "mediatek,mt7623-pcie";
+		device_type = "pci";
+		reg = <0x1a140000 0x1000>, /* PCIe shared registers */
+		      <0x1a142000 0x1000>, /* Port0 registers */
+		      <0x1a143000 0x1000>, /* Port1 registers */
+		      <0x1a144000 0x1000>; /* Port2 registers */
+		reg-names = "subsys", "port0", "port1", "port2";
+		#address-cells = <3>;
+		#size-cells = <2>;
+		#interrupt-cells = <1>;
+		interrupt-map-mask = <0xf800 0 0 0>;
+		interrupt-map = <0x0000 0 0 0 &sysirq GIC_SPI 193
+				IRQ_TYPE_LEVEL_LOW>,
+				<0x0800 0 0 0 &sysirq GIC_SPI 194
+				IRQ_TYPE_LEVEL_LOW>,
+				<0x1000 0 0 0 &sysirq GIC_SPI 195
+				IRQ_TYPE_LEVEL_LOW>;
+		clocks = <&topckgen CLK_TOP_ETHIF_SEL>,
+			 <&hifsys CLK_HIFSYS_PCIE0>,
+			 <&hifsys CLK_HIFSYS_PCIE1>,
+			 <&hifsys CLK_HIFSYS_PCIE2>;
+		clock-names = "free_ck", "sys_ck0", "sys_ck1", "sys_ck2";
+		reset-names = "pcie-rst0", "pcie-rst1", "pcie-rst2";
+		phy-names = "pcie-phy0", "pcie-phy1", "pcie-phy2";
+		power-domains = <&scpsys MT7623_POWER_DOMAIN_HIF>;
+		bus-range = <0x00 0xff>;
+		status = "okay";
+		ranges = <0x81000000 0 0x1a160000 0x1a160000 0 0x00010000
+			  0x83000000 0 0x60000000 0x60000000 0 0x10000000>;
+
+		pcie at 0,0 {
+			device_type = "pci";
+			reg = <0x0000 0 0 0 0>;
+			#address-cells = <3>;
+			#size-cells = <2>;
+			#interrupt-cells = <1>;
+			interrupt-map-mask = <0 0 0 0>;
+			interrupt-map = <0 0 0 0 &sysirq GIC_SPI 193
+					IRQ_TYPE_LEVEL_LOW>;
+			ranges;
+			num-lanes = <1>;
+			status = "disabled";
+		};
+
+		pcie at 1,0 {
+			device_type = "pci";
+			reg = <0x0800 0 0 0 0>;
+			#address-cells = <3>;
+			#size-cells = <2>;
+			#interrupt-cells = <1>;
+			interrupt-map-mask = <0 0 0 0>;
+			interrupt-map = <0 0 0 0 &sysirq GIC_SPI 194
+					IRQ_TYPE_LEVEL_LOW>;
+			ranges;
+			num-lanes = <1>;
+			status = "disabled";
+		};
+
+		pcie at 2,0 {
+			device_type = "pci";
+			reg = <0x1000 0 0 0 0>;
+			#address-cells = <3>;
+			#size-cells = <2>;
+			#interrupt-cells = <1>;
+			interrupt-map-mask = <0 0 0 0>;
+			interrupt-map = <0 0 0 0 &sysirq GIC_SPI 195
+					IRQ_TYPE_LEVEL_LOW>;
+			ranges;
+			num-lanes = <1>;
+			status = "disabled";
+		};
+	};
+
+	pcie0_phy: pcie-phy at 1a149000 {
+		compatible = "mediatek,generic-tphy-v1";
+		reg = <0x1a149000 0x0700>;
+		#address-cells = <1>;
+		#size-cells = <1>;
+		ranges;
+		status = "disabled";
+
+		pcie0_port: pcie-phy at 1a149900 {
+			reg = <0x1a149900 0x0700>;
+			clocks = <&clk26m>;
+			clock-names = "ref";
+			#phy-cells = <1>;
+			status = "okay";
+		};
+	};
+
+	pcie1_phy: pcie-phy at 1a14a000 {
+		compatible = "mediatek,generic-tphy-v1";
+		reg = <0x1a14a000 0x0700>;
+		#address-cells = <1>;
+		#size-cells = <1>;
+		ranges;
+		status = "disabled";
+
+		pcie1_port: pcie-phy at 1a14a900 {
+			reg = <0x1a14a900 0x0700>;
+			clocks = <&clk26m>;
+			clock-names = "ref";
+			#phy-cells = <1>;
+			status = "okay";
+		};
+	};
+
 	ethsys: syscon at 1b000000 {
 		compatible = "mediatek,mt7623-ethsys", "syscon";
 		reg = <0x1b000000 0x1000>;
--
2.17.1



More information about the U-Boot mailing list