linux-kernel - [PATCH v7 4/4] ARM: dts: enable PCIe support for Cygnus

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Date:	Thu, 12 Mar 2015 17:48:52 -0700
From:	Ray Jui <rjui@...adcom.com>
To:	Bjorn Helgaas <bhelgaas@...gle.com>, Arnd Bergmann <arnd@...db.de>,
	Hauke Mehrtens <hauke@...ke-m.de>,
	Paul Bolle <pebolle@...cali.nl>,
	"Rob Herring" <robh+dt@...nel.org>,
	Pawel Moll <pawel.moll@....com>,
	Mark Rutland <mark.rutland@....com>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	"Kumar Gala" <galak@...eaurora.org>
CC:	Florian Fainelli <f.fainelli@...il.com>,
	Dmitry Torokhov <dtor@...gle.com>,
	Anatol Pomazau <anatol@...gle.com>,
	Scott Branden <sbranden@...adcom.com>,
	<linux-pci@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
	<linux-arm-kernel@...ts.infradead.org>,
	<bcm-kernel-feedback-list@...adcom.com>,
	<devicetree@...r.kernel.org>, "Ray Jui" <rjui@...adcom.com>
Subject: [PATCH v7 4/4] ARM: dts: enable PCIe support for Cygnus

Add PCIe device nodes in bcm-cygnus.dtsi but keep them disabled there.
Only enable them for bcm958300k where PCIe interfaces are populated

Signed-off-by: Ray Jui <rjui@...adcom.com>
Reviewed-by: Scott Branden <sbranden@...adcom.com>
---
 arch/arm/boot/dts/bcm-cygnus.dtsi |   42 +++++++++++++++++++++++++++++++++++++
 arch/arm/boot/dts/bcm958300k.dts  |    8 +++++++
 2 files changed, 50 insertions(+)

diff --git a/arch/arm/boot/dts/bcm-cygnus.dtsi b/arch/arm/boot/dts/bcm-cygnus.dtsi
index ff5fb6a..ee0c6e4 100644
--- a/arch/arm/boot/dts/bcm-cygnus.dtsi
+++ b/arch/arm/boot/dts/bcm-cygnus.dtsi
@@ -90,6 +90,48 @@
 		status = "disabled";
 	};
 
+	pcie0: pcie@...12000 {
+		compatible = "brcm,iproc-pcie";
+		reg = <0x18012000 0x1000>;
+
+		#interrupt-cells = <1>;
+		interrupt-map-mask = <0 0 0 0>;
+		interrupt-map = <0 0 0 0 &gic GIC_SPI 100 IRQ_TYPE_NONE>;
+
+		linux,pci-domain = <0>;
+
+		bus-range = <0x00 0xff>;
+
+		#address-cells = <3>;
+		#size-cells = <2>;
+		device_type = "pci";
+		ranges = <0x81000000 0 0	  0x28000000 0 0x00010000
+			  0x82000000 0 0x20000000 0x20000000 0 0x04000000>;
+
+		status = "disabled";
+	};
+
+	pcie1: pcie@...13000 {
+		compatible = "brcm,iproc-pcie";
+		reg = <0x18013000 0x1000>;
+
+		#interrupt-cells = <1>;
+		interrupt-map-mask = <0 0 0 0>;
+		interrupt-map = <0 0 0 0 &gic GIC_SPI 106 IRQ_TYPE_NONE>;
+
+		linux,pci-domain = <1>;
+
+		bus-range = <0x00 0xff>;
+
+		#address-cells = <3>;
+		#size-cells = <2>;
+		device_type = "pci";
+		ranges = <0x81000000 0 0	  0x48000000 0 0x00010000
+			  0x82000000 0 0x40000000 0x40000000 0 0x04000000>;
+
+		status = "disabled";
+	};
+
 	uart0: serial@...20000 {
 		compatible = "snps,dw-apb-uart";
 		reg = <0x18020000 0x100>;
diff --git a/arch/arm/boot/dts/bcm958300k.dts b/arch/arm/boot/dts/bcm958300k.dts
index f1bb36f..c9eb856 100644
--- a/arch/arm/boot/dts/bcm958300k.dts
+++ b/arch/arm/boot/dts/bcm958300k.dts
@@ -47,6 +47,14 @@
 		bootargs = "console=ttyS0,115200";
 	};
 
+	pcie0: pcie@...12000 {
+		status = "okay";
+	};
+
+	pcie1: pcie@...13000 {
+		status = "okay";
+	};
+
 	uart3: serial@...23000 {
 		status = "okay";
 	};
-- 
1.7.9.5

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