This patch adds the device tree nodes for APM X-Gene PCIe controller and
PCIe clock interface. Since X-Gene SOC supports maximum 5 ports, 5 dts nodes
are added.
Signed-off-by: Tanmay Inamdar <tinamdar@xxxxxxx>
---
arch/arm64/boot/dts/apm-mustang.dts | 4 +
arch/arm64/boot/dts/apm-storm.dtsi | 140 +++++++++++++++++++++++++++++++++++
2 files changed, 144 insertions(+)
diff --git a/arch/arm64/boot/dts/apm-mustang.dts b/arch/arm64/boot/dts/apm-mustang.dts
index 1247ca1..ab2b95f 100644
--- a/arch/arm64/boot/dts/apm-mustang.dts
+++ b/arch/arm64/boot/dts/apm-mustang.dts
@@ -24,3 +24,7 @@
reg = < 0x1 0x00000000 0x0 0x80000000 >; /* Updated by bootloader */
};
};
+
+&pcie0 {
+ status = "ok";
+};
diff --git a/arch/arm64/boot/dts/apm-storm.dtsi b/arch/arm64/boot/dts/apm-storm.dtsi
index d37d736..b82f430 100644
--- a/arch/arm64/boot/dts/apm-storm.dtsi
+++ b/arch/arm64/boot/dts/apm-storm.dtsi
@@ -176,6 +176,146 @@
reg-names = "csr-reg";
clock-output-names = "eth8clk";
};
+
+ pcie0clk: pcie0clk@1f2bc000 {
+ compatible = "apm,xgene-device-clock";
+ #clock-cells = <1>;
+ clocks = <&socplldiv2 0>;
+ clock-names = "pcie0clk";
+ reg = <0x0 0x1f2bc000 0x0 0x1000>;
+ reg-names = "csr-reg";
+ clock-output-names = "pcie0clk";
+ };
+
+ pcie1clk: pcie1clk@1f2cc000 {
+ compatible = "apm,xgene-device-clock";
+ #clock-cells = <1>;
+ clocks = <&socplldiv2 0>;
+ clock-names = "pcie1clk";
+ reg = <0x0 0x1f2cc000 0x0 0x1000>;
+ reg-names = "csr-reg";
+ clock-output-names = "pcie1clk";
+ };
+
+ pcie2clk: pcie2clk@1f2dc000 {
+ compatible = "apm,xgene-device-clock";
+ #clock-cells = <1>;
+ clocks = <&socplldiv2 0>;
+ clock-names = "pcie2clk";
+ reg = <0x0 0x1f2dc000 0x0 0x1000>;
+ reg-names = "csr-reg";
+ clock-output-names = "pcie2clk";
+ };
+
+ pcie3clk: pcie3clk@1f50c000 {
+ compatible = "apm,xgene-device-clock";
+ #clock-cells = <1>;
+ clocks = <&socplldiv2 0>;
+ clock-names = "pcie3clk";
+ reg = <0x0 0x1f50c000 0x0 0x1000>;
+ reg-names = "csr-reg";
+ clock-output-names = "pcie3clk";
+ };
+
+ pcie4clk: pcie4clk@1f51c000 {
+ compatible = "apm,xgene-device-clock";
+ #clock-cells = <1>;
+ clocks = <&socplldiv2 0>;
+ clock-names = "pcie4clk";
+ reg = <0x0 0x1f51c000 0x0 0x1000>;
+ reg-names = "csr-reg";
+ clock-output-names = "pcie4clk";
+ };
+ };
+
+ pcie0: pcie@1f2b0000 {
+ status = "disabled";
+ device_type = "pci";
+ compatible = "apm,xgene-pcie";
+ #interrupt-cells = <1>;
+ #size-cells = <2>;
+ #address-cells = <3>;
+ reg = < 0x00 0x1f2b0000 0x0 0x00010000>;
+ ranges = <0x02000000 0x0 0x00000000 0xe0 0x00000000 0x0 0x10000000 /* mem*/
+ 0x01000000 0x0 0x80000000 0xe0 0x80000000 0x0 0x00010000 /* io */
+ 0x00000000 0x0 0xd0000000 0xe0 0xd0000000 0x0 0x00200000 /* cfg */
+ 0x00000000 0x0 0x79000000 0x00 0x79000000 0x0 0x00800000>; /* msi */
+ interrupt-map-mask = <0x0 0x0 0x0 0x7>;
+ interrupt-map = <0x0 0x0 0x0 0x1 &gic 0x0 0xc2 0x1>;
+ clocks = <&pcie0clk 0>;
+ clock-names = "pcieclk";
+ };
+
+ pcie1: pcie@1f2c0000 {
+ status = "disabled";
+ device_type = "pci";
+ compatible = "apm,xgene-pcie";
+ #interrupt-cells = <1>;
+ #size-cells = <2>;
+ #address-cells = <3>;
+ reg = <0x00 0x1f2c0000 0x0 0x00010000>;
+ ranges = <0x02000000 0x0 0x00000000 0xd0 0x00000000 0x0 0x10000000 /* mem*/
+ 0x01000000 0x0 0x80000000 0xd0 0x80000000 0x0 0x00010000 /* io */
+ 0x00000000 0x0 0xd0000000 0xd0 0xd0000000 0x0 0x00200000 /* cfg */
+ 0x00000000 0x0 0x79000000 0x00 0x79000000 0x0 0x00800000>; /* msi */
+ interrupt-map-mask = <0x0 0x0 0x0 0x7>;
+ interrupt-map = <0x0 0x0 0x0 0x1 &gic 0x0 0xc8 0x1>;
+ clocks = <&pcie1clk 0>;
+ clock-names = "pcieclk";
+ };
+
+ pcie2: pcie@1f2d0000 {
+ status = "disabled";
+ device_type = "pci";
+ compatible = "apm,xgene-pcie";
+ #interrupt-cells = <1>;
+ #size-cells = <2>;
+ #address-cells = <3>;
+ reg = <0x00 0x1f2d0000 0x0 0x00010000>;
+ ranges = <0x02000000 0x0 0x00000000 0x90 0x00000000 0x0 0x10000000 /* mem*/
+ 0x01000000 0x0 0x80000000 0x90 0x80000000 0x0 0x00010000 /* io */
+ 0x00000000 0x0 0xd0000000 0x90 0xd0000000 0x0 0x00200000 /* cfg */
+ 0x00000000 0x0 0x79000000 0x00 0x79000000 0x0 0x00800000>; /* msi */
+ interrupt-map-mask = <0x0 0x0 0x0 0x7>;
+ interrupt-map = <0x0 0x0 0x0 0x1 &gic 0x0 0xce 0x1>;
+ clocks = <&pcie3clk 0>;
+ clock-names = "pcieclk";
+ };
+
+ pcie3: pcie@1f500000 {
+ status = "disabled";
+ device_type = "pci";
+ compatible = "apm,xgene-pcie";
+ #interrupt-cells = <1>;
+ #size-cells = <2>;
+ #address-cells = <3>;
+ reg = <0x00 0x1f500000 0x0 0x00010000>;
+ ranges = <0x02000000 0x0 0x00000000 0xa0 0x00000000 0x0 0x10000000 /* mem*/
+ 0x01000000 0x0 0x80000000 0xa0 0x80000000 0x0 0x00010000 /* io */
+ 0x00000000 0x0 0xd0000000 0xa0 0xd0000000 0x0 0x00200000 /* cfg */
+ 0x00000000 0x0 0x79000000 0x00 0x79000000 0x0 0x00800000>; /* msi */
+ interrupt-map-mask = <0x0 0x0 0x0 0x7>;
+ interrupt-map = <0x0 0x0 0x0 0x1 &gic 0x0 0xd4 0x1>;
+ clocks = <&pcie3clk 0>;
+ clock-names = "pcieclk";
+ };
+
+ pcie4: pcie@1f510000 {
+ status = "disabled";
+ device_type = "pci";
+ compatible = "apm,xgene-pcie";
+ #interrupt-cells = <1>;
+ #size-cells = <2>;
+ #address-cells = <3>;
+ reg = <0x00 0x1f510000 0x0 0x00010000>;
+ ranges = <0x02000000 0x0 0x00000000 0xc0 0x00000000 0x0 0x10000000 /* mem*/
+ 0x01000000 0x0 0x80000000 0xc0 0x80000000 0x0 0x00010000 /* io */
+ 0x00000000 0x0 0xd0000000 0xc0 0xd0000000 0x0 0x00200000 /* cfg */
+ 0x00000000 0x0 0x79000000 0x00 0x79000000 0x0 0x00800000>; /* msi */
+ interrupt-map-mask = <0x0 0x0 0x0 0x7>;
+ interrupt-map = <0x0 0x0 0x0 0x1 &gic 0x0 0xda 0x1>;
+ clocks = <&pcie4clk 0>;
+ clock-names = "pcieclk";
};
serial0: serial@1c020000 {
--
1.7.9.5
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