Merge tag 'pcie_kw-3.11' of git://git.infradead.org/users/jcooper/linux into next/soc

From Jason Cooper:
mvebu pcie driver (kirkwood) for v3.11

 - kirkwood
    - enable pcie driver
    - migrate boards over to pcie dt init

depends
 - mvebu/pcie
    - mvebu/of_pci

Signed-off-by: Olof Johansson <olof@lixom.net>

* tag 'pcie_kw-3.11' of git://git.infradead.org/users/jcooper/linux:
  arm: kirkwood: convert db-88f6281/db-88f6282 to the Device Tree
  arm: kirkwood: convert QNAP TS219 to use DT for the PCIe interface
  arm: kirkwood: convert ZyXEL NSA310 to use DT for the PCIe interface
  arm: kirkwood: convert MPL CEC4 to use DT for the PCIe interface
  arm: kirkwood: convert Iomega Iconnect to use DT for the PCIe interface
  arm: kirkwood: add SoC-level Device Tree data for PCIe interfaces
  arm: kirkwood: move PCIe window init to legacy driver
  pci: mvebu: enable driver usage on Kirkwood

13 files changed, 270 insertions, 4 deletions

diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index f0895c5..3844ef2 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -64,6 +64,8 @@ dtb-$(CONFIG_ARCH_INTEGRATOR) += integratorap.dtb \
 	integratorcp.dtb
 dtb-$(CONFIG_ARCH_LPC32XX) += ea3250.dtb phy3250.dtb
 dtb-$(CONFIG_ARCH_KIRKWOOD) += kirkwood-cloudbox.dtb \
+	kirkwood-db-88f6281.dtb \
+	kirkwood-db-88f6282.dtb \
 	kirkwood-dns320.dtb \
 	kirkwood-dns325.dtb \
 	kirkwood-dockstar.dtb \
diff --git a/arch/arm/boot/dts/kirkwood-6281.dtsi b/arch/arm/boot/dts/kirkwood-6281.dtsi
index d6c9d65..5137668 100644
--- a/arch/arm/boot/dts/kirkwood-6281.dtsi
+++ b/arch/arm/boot/dts/kirkwood-6281.dtsi
@@ -40,5 +40,36 @@
 				marvell,function = "sdio";
 			};
 		};
+
+		pcie-controller {
+			compatible = "marvell,kirkwood-pcie";
+			status = "disabled";
+			device_type = "pci";
+
+			#address-cells = <3>;
+			#size-cells = <2>;
+
+			bus-range = <0x00 0xff>;
+
+			ranges = <0x82000000 0 0x00040000 0x00040000 0 0x00002000   /* Port 0.0 registers */
+				  0x82000000 0 0xe0000000 0xe0000000 0 0x08000000   /* non-prefetchable memory */
+			          0x81000000 0 0          0xe8000000 0 0x00100000>; /* downstream I/O */
+
+			pcie@1,0 {
+				device_type = "pci";
+				assigned-addresses = <0x82000800 0 0x00040000 0 0x2000>;
+				reg = <0x0800 0 0 0 0>;
+				#address-cells = <3>;
+				#size-cells = <2>;
+				#interrupt-cells = <1>;
+				ranges;
+				interrupt-map-mask = <0 0 0 0>;
+				interrupt-map = <0 0 0 0 &intc 9>;
+				marvell,pcie-port = <0>;
+				marvell,pcie-lane = <0>;
+				clocks = <&gate_clk 2>;
+				status = "disabled";
+			};
+		};
 	};
 };
diff --git a/arch/arm/boot/dts/kirkwood-6282.dtsi b/arch/arm/boot/dts/kirkwood-6282.dtsi
index 23991e4..66a751a 100644
--- a/arch/arm/boot/dts/kirkwood-6282.dtsi
+++ b/arch/arm/boot/dts/kirkwood-6282.dtsi
@@ -65,5 +65,53 @@
 			clocks = <&gate_clk 7>;
 			status = "disabled";
 		};
+
+		pcie-controller {
+			compatible = "marvell,kirkwood-pcie";
+			status = "disabled";
+			device_type = "pci";
+
+			#address-cells = <3>;
+			#size-cells = <2>;
+
+			bus-range = <0x00 0xff>;
+
+			ranges = <0x82000000 0 0x00040000 0x00040000 0 0x00002000   /* Port 0.0 registers */
+			          0x82000000 0 0x00044000 0x00044000 0 0x00002000   /* Port 1.0 registers */
+				  0x82000000 0 0xe0000000 0xe0000000 0 0x08000000   /* non-prefetchable memory */
+			          0x81000000 0 0          0xe8000000 0 0x00100000>; /* downstream I/O */
+
+			pcie@1,0 {
+				device_type = "pci";
+				assigned-addresses = <0x82000800 0 0x00040000 0 0x2000>;
+				reg = <0x0800 0 0 0 0>;
+				#address-cells = <3>;
+				#size-cells = <2>;
+				#interrupt-cells = <1>;
+				ranges;
+				interrupt-map-mask = <0 0 0 0>;
+				interrupt-map = <0 0 0 0 &intc 9>;
+				marvell,pcie-port = <0>;
+				marvell,pcie-lane = <0>;
+				clocks = <&gate_clk 2>;
+				status = "disabled";
+			};
+
+			pcie@2,0 {
+				device_type = "pci";
+				assigned-addresses = <0x82001000 0 0x00044000 0 0x2000>;
+				reg = <0x1000 0 0 0 0>;
+				#address-cells = <3>;
+				#size-cells = <2>;
+				#interrupt-cells = <1>;
+				ranges;
+				interrupt-map-mask = <0 0 0 0>;
+				interrupt-map = <0 0 0 0 &intc 10>;
+				marvell,pcie-port = <1>;
+				marvell,pcie-lane = <0>;
+				clocks = <&gate_clk 18>;
+				status = "disabled";
+			};
+		};
 	};
 };
diff --git a/arch/arm/boot/dts/kirkwood-db-88f6281.dts b/arch/arm/boot/dts/kirkwood-db-88f6281.dts
new file mode 100644
index 0000000..9d777ed
--- /dev/null
+++ b/arch/arm/boot/dts/kirkwood-db-88f6281.dts
@@ -0,0 +1,30 @@
+/*
+ * Marvell DB-88F6281-BP Development Board Setup
+ *
+ * Saeed Bishara <saeed@marvell.com>
+ * Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
+ *
+ * This file is licensed under the terms of the GNU General Public
+ * License version 2.  This program is licensed "as is" without any
+ * warranty of any kind, whether express or implied.
+ */
+
+/dts-v1/;
+
+/include/ "kirkwood-db.dtsi"
+/include/ "kirkwood-6281.dtsi"
+
+/ {
+	model = "Marvell DB-88F6281-BP Development Board";
+	compatible = "marvell,db-88f6281-bp", "marvell,kirkwood-88f6281", "marvell,kirkwood";
+
+	ocp@f1000000 {
+		pcie-controller {
+			status = "okay";
+
+			pcie@1,0 {
+				status = "okay";
+			};
+		};
+	};
+};
diff --git a/arch/arm/boot/dts/kirkwood-db-88f6282.dts b/arch/arm/boot/dts/kirkwood-db-88f6282.dts
new file mode 100644
index 0000000..f4c8528
--- /dev/null
+++ b/arch/arm/boot/dts/kirkwood-db-88f6282.dts
@@ -0,0 +1,34 @@
+/*
+ * Marvell DB-88F6282-BP Development Board Setup
+ *
+ * Saeed Bishara <saeed@marvell.com>
+ * Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
+ *
+ * This file is licensed under the terms of the GNU General Public
+ * License version 2.  This program is licensed "as is" without any
+ * warranty of any kind, whether express or implied.
+ */
+
+/dts-v1/;
+
+/include/ "kirkwood-db.dtsi"
+/include/ "kirkwood-6282.dtsi"
+
+/ {
+	model = "Marvell DB-88F6282-BP Development Board";
+	compatible = "marvell,db-88f6282-bp", "marvell,kirkwood-88f6282", "marvell,kirkwood";
+
+	ocp@f1000000 {
+		pcie-controller {
+			status = "okay";
+
+			pcie@1,0 {
+				status = "okay";
+			};
+
+			pcie@2,0 {
+				status = "okay";
+			};
+		};
+	};
+};
diff --git a/arch/arm/boot/dts/kirkwood-db.dtsi b/arch/arm/boot/dts/kirkwood-db.dtsi
new file mode 100644
index 0000000..c87cfb8
--- /dev/null
+++ b/arch/arm/boot/dts/kirkwood-db.dtsi
@@ -0,0 +1,89 @@
+/*
+ * Marvell DB-{88F6281,88F6282}-BP Development Board Setup
+ *
+ * Saeed Bishara <saeed@marvell.com>
+ * Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
+ *
+ * This file is licensed under the terms of the GNU General Public
+ * License version 2.  This program is licensed "as is" without any
+ * warranty of any kind, whether express or implied.
+ *
+ * This file contains the definitions that are common between the 6281
+ * and 6282 variants of the Marvell Kirkwood Development Board.
+ */
+
+/include/ "kirkwood.dtsi"
+
+/ {
+	memory {
+		device_type = "memory";
+		reg = <0x00000000 0x20000000>; /* 512 MB */
+	};
+
+	chosen {
+		bootargs = "console=ttyS0,115200n8 earlyprintk";
+	};
+
+	ocp@f1000000 {
+		pinctrl@10000 {
+			pmx_sdio_gpios: pmx-sdio-gpios {
+				marvell,pins = "mpp37", "mpp38";
+				marvell,function = "gpio";
+			};
+		};
+
+		serial@12000 {
+			pinctrl-0 = <&pmx_uart0>;
+			pinctrl-names = "default";
+			clock-frequency = <200000000>;
+			status = "ok";
+		};
+
+		nand@3000000 {
+			pinctrl-0 = <&pmx_nand>;
+			pinctrl-names = "default";
+			chip-delay = <25>;
+			status = "okay";
+
+			partition@0 {
+				label = "uboot";
+				reg = <0x0 0x100000>;
+			};
+
+			partition@100000 {
+				label = "uImage";
+				reg = <0x100000 0x400000>;
+			};
+
+			partition@500000 {
+				label = "root";
+				reg = <0x500000 0x1fb00000>;
+			};
+		};
+
+		sata@80000 {
+			nr-ports = <2>;
+			status = "okay";
+		};
+
+		ehci@50000 {
+			status = "okay";
+		};
+
+		mvsdio@90000 {
+			pinctrl-0 = <&pmx_sdio_gpios>;
+			pinctrl-names = "default";
+			wp-gpios = <&gpio1 5 0>;
+			cd-gpios = <&gpio1 6 0>;
+			status = "okay";
+		};
+
+		pcie-controller {
+			status = "okay";
+
+			pcie@1,0 {
+				status = "okay";
+			};
+		};
+	};
+};
diff --git a/arch/arm/boot/dts/kirkwood-iconnect.dts b/arch/arm/boot/dts/kirkwood-iconnect.dts
index 12ccf74..e591d5d 100644
--- a/arch/arm/boot/dts/kirkwood-iconnect.dts
+++ b/arch/arm/boot/dts/kirkwood-iconnect.dts
@@ -109,6 +109,14 @@
 				reg = <0x980000 0x1f400000>;
 			};
 		};
+
+		pcie-controller {
+			status = "okay";
+
+			pcie@1,0 {
+				status = "okay";
+			};
+		};
 	};
 
 	gpio-leds {
diff --git a/arch/arm/boot/dts/kirkwood-mplcec4.dts b/arch/arm/boot/dts/kirkwood-mplcec4.dts
index 7588241..90501cf 100644
--- a/arch/arm/boot/dts/kirkwood-mplcec4.dts
+++ b/arch/arm/boot/dts/kirkwood-mplcec4.dts
@@ -139,6 +139,14 @@
 			cd-gpios = <&gpio1 15 0>;
 			/* No WP GPIO */
 		};
+
+		pcie-controller {
+			status = "okay";
+
+			pcie@1,0 {
+				status = "okay";
+			};
+		};
 	};
 
 	gpio-leds {
diff --git a/arch/arm/boot/dts/kirkwood-nsa310.dts b/arch/arm/boot/dts/kirkwood-nsa310.dts
index a7412b9..9ddf218 100644
--- a/arch/arm/boot/dts/kirkwood-nsa310.dts
+++ b/arch/arm/boot/dts/kirkwood-nsa310.dts
@@ -176,6 +176,14 @@
 				reg = <0x5040000 0x2fc0000>;
 			};
 		};
+
+		pcie-controller {
+			status = "okay";
+
+			pcie@1,0 {
+				status = "okay";
+			};
+		};
 	};
 
 	gpio_keys {
diff --git a/arch/arm/boot/dts/kirkwood-ts219-6281.dts b/arch/arm/boot/dts/kirkwood-ts219-6281.dts
index 8295c83..42648ab 100644
--- a/arch/arm/boot/dts/kirkwood-ts219-6281.dts
+++ b/arch/arm/boot/dts/kirkwood-ts219-6281.dts
@@ -1,7 +1,8 @@
 /dts-v1/;
 
-/include/ "kirkwood-ts219.dtsi"
+/include/ "kirkwood.dtsi"
 /include/ "kirkwood-6281.dtsi"
+/include/ "kirkwood-ts219.dtsi"
 
 / {
 	ocp@f1000000 {
diff --git a/arch/arm/boot/dts/kirkwood-ts219-6282.dts b/arch/arm/boot/dts/kirkwood-ts219-6282.dts
index df3f95d..95ceeb9 100644
--- a/arch/arm/boot/dts/kirkwood-ts219-6282.dts
+++ b/arch/arm/boot/dts/kirkwood-ts219-6282.dts
@@ -1,7 +1,8 @@
 /dts-v1/;
 
-/include/ "kirkwood-ts219.dtsi"
+/include/ "kirkwood.dtsi"
 /include/ "kirkwood-6282.dtsi"
+/include/ "kirkwood-ts219.dtsi"
 
 / {
 	ocp@f1000000 {
diff --git a/arch/arm/boot/dts/kirkwood-ts219.dtsi b/arch/arm/boot/dts/kirkwood-ts219.dtsi
index 64ea27c..7c022fd 100644
--- a/arch/arm/boot/dts/kirkwood-ts219.dtsi
+++ b/arch/arm/boot/dts/kirkwood-ts219.dtsi
@@ -1,5 +1,3 @@
-/include/ "kirkwood.dtsi"
-
 / {
 	model = "QNAP TS219 family";
 	compatible = "qnap,ts219", "marvell,kirkwood";
@@ -74,5 +72,12 @@
 			status = "okay";
 			nr-ports = <2>;
 		};
+		pcie-controller {
+			status = "okay";
+
+			pcie@1,0 {
+				status = "okay";
+			};
+		};
 	};
 };
diff --git a/arch/arm/boot/dts/kirkwood.dtsi b/arch/arm/boot/dts/kirkwood.dtsi
index fada7e6..7eef88f 100644
--- a/arch/arm/boot/dts/kirkwood.dtsi
+++ b/arch/arm/boot/dts/kirkwood.dtsi
@@ -19,6 +19,7 @@
 	ocp@f1000000 {
 		compatible = "simple-bus";
 		ranges = <0x00000000 0xf1000000 0x4000000
+		          0xe0000000 0xe0000000 0x8100000 /* PCIE */
 		          0xf5000000 0xf5000000 0x0000400>;
 		#address-cells = <1>;
 		#size-cells = <1>;