arm: dts: add PCIe controller for MT7623 SoC
This adds PCIe and its PHY nodes for MT7623.
Tested-by: Frank Wunderlich <frank-w@public-files.de>
Signed-off-by: Frank Wunderlich <frank-w@public-files.de>
diff --git a/arch/arm/dts/mt7623.dtsi b/arch/arm/dts/mt7623.dtsi
index 64079c6..3a868ea 100644
--- a/arch/arm/dts/mt7623.dtsi
+++ b/arch/arm/dts/mt7623.dtsi
@@ -9,6 +9,7 @@
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
+#include <dt-bindings/phy/phy.h>
#include <dt-bindings/power/mt7623-power.h>
#include <dt-bindings/reset/mtk-reset.h>
#include "skeleton.dtsi"
@@ -255,6 +256,133 @@
#reset-cells = <1>;
};
+ pcie: pcie@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";
+ resets = <&hifsys HIFSYS_PCIE0_RST>,
+ <&hifsys HIFSYS_PCIE1_RST>,
+ <&hifsys HIFSYS_PCIE2_RST>;
+ reset-names = "pcie-rst0", "pcie-rst1", "pcie-rst2";
+ phys = <&pcie0_port PHY_TYPE_PCIE>,
+ <&pcie1_port PHY_TYPE_PCIE>,
+ <&u3port1 PHY_TYPE_PCIE>;
+ phy-names = "pcie-phy0", "pcie-phy1", "pcie-phy2";
+ power-domains = <&scpsys MT7623_POWER_DOMAIN_HIF>;
+ bus-range = <0x00 0xff>;
+ status = "disabled";
+ ranges = <0x81000000 0 0x1a160000 0x1a160000 0 0x00010000
+ 0x83000000 0 0x60000000 0x60000000 0 0x10000000>;
+
+ pcie@0,0 {
+ 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;
+ status = "disabled";
+ };
+
+ pcie@1,0 {
+ 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;
+ status = "disabled";
+ };
+
+ pcie@2,0 {
+ 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;
+ status = "disabled";
+ };
+ };
+
+ pcie0_phy: pcie-phy@1a149000 {
+ compatible = "mediatek,generic-tphy-v1";
+ reg = <0x1a149000 0x0700>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+ status = "disabled";
+
+ pcie0_port: pcie-phy@1a149900 {
+ reg = <0x1a149900 0x0700>;
+ clocks = <&clk26m>;
+ clock-names = "ref";
+ #phy-cells = <1>;
+ status = "okay";
+ };
+ };
+
+ pcie1_phy: pcie-phy@1a14a000 {
+ compatible = "mediatek,generic-tphy-v1";
+ reg = <0x1a14a000 0x0700>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+ status = "disabled";
+
+ pcie1_port: pcie-phy@1a14a900 {
+ reg = <0x1a14a900 0x0700>;
+ clocks = <&clk26m>;
+ clock-names = "ref";
+ #phy-cells = <1>;
+ status = "okay";
+ };
+ };
+
+ u3phy2: usb-phy@1a244000 {
+ compatible = "mediatek,generic-tphy-v1";
+ reg = <0x1a244000 0x0700>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+ status = "disabled";
+
+ u2port1: usb-phy@1a244800 {
+ reg = <0x1a244800 0x0100>;
+ clocks = <&topckgen CLK_TOP_USB_PHY48M>;
+ clock-names = "ref";
+ #phy-cells = <1>;
+ status = "okay";
+ };
+
+ u3port1: usb-phy@1a244900 {
+ reg = <0x1a244900 0x0700>;
+ clocks = <&clk26m>;
+ clock-names = "ref";
+ #phy-cells = <1>;
+ status = "okay";
+ };
+ };
+
ethsys: syscon@1b000000 {
compatible = "mediatek,mt7623-ethsys", "syscon";
reg = <0x1b000000 0x1000>;
diff --git a/arch/arm/dts/mt7623n-bananapi-bpi-r2.dts b/arch/arm/dts/mt7623n-bananapi-bpi-r2.dts
index 51628bb..b0c8621 100644
--- a/arch/arm/dts/mt7623n-bananapi-bpi-r2.dts
+++ b/arch/arm/dts/mt7623n-bananapi-bpi-r2.dts
@@ -172,6 +172,13 @@
};
};
+ pcie_default: pcie-default {
+ mux {
+ function = "pcie";
+ groups = "pcie0_0_perst", "pcie1_0_perst";
+ };
+ };
+
uart0_pins_a: uart0-default {
mux {
function = "uart";
@@ -201,6 +208,28 @@
};
};
+&pcie {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pcie_default>;
+ status = "okay";
+
+ pcie@0,0 {
+ status = "okay";
+ };
+
+ pcie@1,0 {
+ status = "okay";
+ };
+};
+
+&pcie0_phy {
+ status = "okay";
+};
+
+&pcie1_phy {
+ status = "okay";
+};
+
&uart0 {
pinctrl-names = "default";
pinctrl-0 = <&uart0_pins_a>;