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Date: Tue, 14 Jan 2014 15:34:16 -0800
From: Tanmay Inamdar <tinamdar@....com>
To: Bjorn Helgaas <bhelgaas@...gle.com>, Arnd Bergmann <arnd@...db.de>,
Jason Gunthorpe <jgunthorpe@...idianresearch.com>,
Grant Likely <grant.likely@...aro.org>,
Rob Herring <robh+dt@...nel.org>,
Catalin Marinas <catalin.marinas@....com>,
Rob Landley <rob@...dley.net>
Cc: linux-pci@...r.kernel.org, devicetree@...r.kernel.org,
linux-arm-kernel@...ts.infradead.org, linux-doc@...r.kernel.org,
linux-kernel@...r.kernel.org, patches@....com, jcm@...hat.com,
Tanmay Inamdar <tinamdar@....com>
Subject: [RFC PATCH V2 2/4] arm64:dts: APM X-Gene PCIe device tree nodes
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@....com>
---
arch/arm64/boot/dts/apm-mustang.dts | 4 +
arch/arm64/boot/dts/apm-storm.dtsi | 144 +++++++++++++++++++++++++++++++++++
2 files changed, 148 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..6b8b995 100644
--- a/arch/arm64/boot/dts/apm-storm.dtsi
+++ b/arch/arm64/boot/dts/apm-storm.dtsi
@@ -176,6 +176,150 @@
reg-names = "csr-reg";
clock-output-names = "eth8clk";
};
+
+ pcie0clk: pcie0clk@...bc000 {
+ compatible = "apm,xgene-device-clock";
+ #clock-cells = <1>;
+ clocks = <&socplldiv2 0>;
+ reg = <0x0 0x1f2bc000 0x0 0x1000>;
+ reg-names = "csr-reg";
+ clock-output-names = "pcie0clk";
+ };
+
+ pcie1clk: pcie1clk@...cc000 {
+ compatible = "apm,xgene-device-clock";
+ #clock-cells = <1>;
+ clocks = <&socplldiv2 0>;
+ reg = <0x0 0x1f2cc000 0x0 0x1000>;
+ reg-names = "csr-reg";
+ clock-output-names = "pcie1clk";
+ };
+
+ pcie2clk: pcie2clk@...dc000 {
+ compatible = "apm,xgene-device-clock";
+ #clock-cells = <1>;
+ clocks = <&socplldiv2 0>;
+ reg = <0x0 0x1f2dc000 0x0 0x1000>;
+ reg-names = "csr-reg";
+ clock-output-names = "pcie2clk";
+ };
+
+ pcie3clk: pcie3clk@...0c000 {
+ compatible = "apm,xgene-device-clock";
+ #clock-cells = <1>;
+ clocks = <&socplldiv2 0>;
+ reg = <0x0 0x1f50c000 0x0 0x1000>;
+ reg-names = "csr-reg";
+ clock-output-names = "pcie3clk";
+ };
+
+ pcie4clk: pcie4clk@...1c000 {
+ compatible = "apm,xgene-device-clock";
+ #clock-cells = <1>;
+ clocks = <&socplldiv2 0>;
+ reg = <0x0 0x1f51c000 0x0 0x1000>;
+ reg-names = "csr-reg";
+ clock-output-names = "pcie4clk";
+ };
+ };
+
+ pcie0: pcie@...b0000 {
+ status = "disabled";
+ device_type = "pci";
+ compatible = "apm,xgene-pcie";
+ #interrupt-cells = <1>;
+ #size-cells = <2>;
+ #address-cells = <3>;
+ reg = < 0x00 0x1f2b0000 0x0 0x00010000
+ 0xe0 0xd0000000 0x0 0x00200000>;
+ ranges = <0x01000000 0x00 0x00000000 0xe0 0x00000000 0x00 0x00010000 /* io */
+ 0x02000000 0x00 0x10000000 0xe0 0x10000000 0x00 0x80000000>; /* mem */
+ dma-ranges = <0x42000000 0x40 0x00000000 0x40 0x00000000 0x40 0x00000000>;
+ interrupt-map-mask = <0x0 0x0 0x0 0x7>;
+ interrupt-map = <0x0 0x0 0x0 0x1 &gic 0x0 0xc2 0x1
+ 0x0 0x0 0x0 0x2 &gic 0x0 0xc3 0x1
+ 0x0 0x0 0x0 0x3 &gic 0x0 0xc4 0x1
+ 0x0 0x0 0x0 0x4 &gic 0x0 0xc5 0x1>;
+ clocks = <&pcie0clk 0>;
+ };
+
+ pcie1: pcie@...c0000 {
+ status = "disabled";
+ device_type = "pci";
+ compatible = "apm,xgene-pcie";
+ #interrupt-cells = <1>;
+ #size-cells = <2>;
+ #address-cells = <3>;
+ reg = < 0x00 0x1f2c0000 0x0 0x00010000
+ 0xd0 0xd0000000 0x0 0x00200000>;
+ ranges = <0x01000000 0x0 0x00000000 0xd0 0x00000000 0x00 0x00010000 /* io */
+ 0x02000000 0x0 0x10000000 0xd0 0x10000000 0x00 0x80000000>; /* mem */
+ dma-ranges = <0x42000000 0x40 0x00000000 0x40 0x00000000 0x40 0x00000000>;
+ interrupt-map-mask = <0x0 0x0 0x0 0x7>;
+ interrupt-map = <0x0 0x0 0x0 0x1 &gic 0x0 0xc8 0x1
+ 0x0 0x0 0x0 0x2 &gic 0x0 0xc9 0x1
+ 0x0 0x0 0x0 0x3 &gic 0x0 0xca 0x1
+ 0x0 0x0 0x0 0x4 &gic 0x0 0xcb 0x1>;
+ clocks = <&pcie1clk 0>;
+ };
+
+ pcie2: pcie@...d0000 {
+ status = "disabled";
+ device_type = "pci";
+ compatible = "apm,xgene-pcie";
+ #interrupt-cells = <1>;
+ #size-cells = <2>;
+ #address-cells = <3>;
+ reg = < 0x00 0x1f2d0000 0x0 0x00010000
+ 0x90 0xd0000000 0x0 0x00200000>;
+ ranges = <0x01000000 0x0 0x00000000 0x90 0x00000000 0x0 0x00010000 /* io */
+ 0x02000000 0x0 0x10000000 0x90 0x10000000 0x0 0x80000000>; /* mem */
+ dma-ranges = <0x42000000 0x40 0x00000000 0x40 0x00000000 0x40 0x00000000>;
+ interrupt-map-mask = <0x0 0x0 0x0 0x7>;
+ interrupt-map = <0x0 0x0 0x0 0x1 &gic 0x0 0xce 0x1
+ 0x0 0x0 0x0 0x2 &gic 0x0 0xcf 0x1
+ 0x0 0x0 0x0 0x3 &gic 0x0 0xd0 0x1
+ 0x0 0x0 0x0 0x4 &gic 0x0 0xd1 0x1>;
+ clocks = <&pcie2clk 0>;
+ };
+
+ pcie3: pcie@...00000 {
+ status = "disabled";
+ device_type = "pci";
+ compatible = "apm,xgene-pcie";
+ #interrupt-cells = <1>;
+ #size-cells = <2>;
+ #address-cells = <3>;
+ reg = < 0x00 0x1f500000 0x0 0x00010000
+ 0xa0 0xd0000000 0x0 0x00200000>;
+ ranges = <0x01000000 0x0 0x00000000 0xa0 0x00000000 0x0 0x00010000 /* mem */
+ 0x02000000 0x0 0x10000000 0xa0 0x10000000 0x0 0x80000000>; /* io */
+ dma-ranges = <0x42000000 0x40 0x00000000 0x40 0x00000000 0x40 0x00000000>;
+ interrupt-map-mask = <0x0 0x0 0x0 0x7>;
+ interrupt-map = <0x0 0x0 0x0 0x1 &gic 0x0 0xd4 0x1
+ 0x0 0x0 0x0 0x2 &gic 0x0 0xd5 0x1
+ 0x0 0x0 0x0 0x3 &gic 0x0 0xd6 0x1
+ 0x0 0x0 0x0 0x4 &gic 0x0 0xd7 0x1>;
+ clocks = <&pcie3clk 0>;
+ };
+
+ pcie4: pcie@...10000 {
+ status = "disabled";
+ device_type = "pci";
+ compatible = "apm,xgene-pcie";
+ #interrupt-cells = <1>;
+ #size-cells = <2>;
+ #address-cells = <3>;
+ reg = <0x00 0x1f510000 0x0 0x00010000>;
+ ranges = <0x01000000 0x0 0x00000000 0xc0 0x00000000 0x0 0x00010000 /* io */
+ 0x02000000 0x0 0x10000000 0xc0 0x10000000 0x0 0x80000000>; /* mem */
+ dma-ranges = <0x42000000 0x40 0x00000000 0x40 0x00000000 0x40 0x00000000>;
+ interrupt-map-mask = <0x0 0x0 0x0 0x7>;
+ interrupt-map = <0x0 0x0 0x0 0x1 &gic 0x0 0xda 0x1
+ 0x0 0x0 0x0 0x2 &gic 0x0 0xdb 0x1
+ 0x0 0x0 0x0 0x3 &gic 0x0 0xdc 0x1
+ 0x0 0x0 0x0 0x4 &gic 0x0 0xdd 0x1>;
+ clocks = <&pcie4clk 0>;
};
serial0: serial@...20000 {
--
1.7.9.5
--
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