ARM: dts: Add support for OX820 and Pogoplug V3

Add device tree for the Oxford Seminconductor OX820 SoC and the
Cloud Engines PogoPlug v3 board.
Add the SoC and board compatible strings to oxnas bindings.

Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>

1 files changed, 296 insertions, 0 deletions

diff --git a/arch/arm/boot/dts/ox820.dtsi b/arch/arm/boot/dts/ox820.dtsi
new file mode 100644
index 000000000000..e40f282a023a
--- /dev/null
+++ b/arch/arm/boot/dts/ox820.dtsi
@@ -0,0 +1,296 @@
+/*
+ * ox820.dtsi - Device tree file for Oxford Semiconductor OX820 SoC
+ *
+ * Copyright (C) 2016 Neil Armstrong <narmstrong@baylibre.com>
+ *
+ * Licensed under GPLv2 or later
+ */
+
+/include/ "skeleton.dtsi"
+#include <dt-bindings/interrupt-controller/arm-gic.h>
+
+/ {
+	compatible = "oxsemi,ox820";
+
+	cpus {
+		#address-cells = <1>;
+		#size-cells = <0>;
+		enable-method = "oxsemi,ox820-smp";
+
+		cpu@0 {
+			device_type = "cpu";
+			compatible = "arm,arm11mpcore";
+			clocks = <&armclk>;
+			reg = <0>;
+		};
+
+		cpu@1 {
+			device_type = "cpu";
+			compatible = "arm,arm11mpcore";
+			clocks = <&armclk>;
+			reg = <1>;
+		};
+	};
+
+	memory {
+		/* Max 512MB @ 0x60000000 */
+		reg = <0x60000000 0x20000000>;
+	};
+
+	clocks {
+		osc: oscillator {
+			compatible = "fixed-clock";
+			#clock-cells = <0>;
+			clock-frequency = <25000000>;
+		};
+
+		gmacclk: gmacclk {
+			compatible = "fixed-clock";
+			#clock-cells = <0>;
+			clock-frequency = <125000000>;
+		};
+
+		sysclk: sysclk {
+			compatible = "fixed-factor-clock";
+			#clock-cells = <0>;
+			clock-div = <4>;
+			clock-mult = <1>;
+			clocks = <&osc>;
+		};
+
+		plla: plla {
+			compatible = "fixed-clock";
+			#clock-cells = <0>;
+			clock-frequency = <850000000>;
+		};
+
+		armclk: armclk {
+			compatible = "fixed-factor-clock";
+			#clock-cells = <0>;
+			clock-div = <2>;
+			clock-mult = <1>;
+			clocks = <&plla>;
+		};
+	};
+
+	soc {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		compatible = "simple-bus";
+		ranges;
+		interrupt-parent = <&gic>;
+
+		nandc: nand-controller@41000000 {
+			compatible = "oxsemi,ox820-nand";
+			reg = <0x41000000 0x100000>;
+			clocks = <&stdclk 11>;
+			resets = <&reset 15>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+			status = "disabled";
+		};
+
+		etha: ethernet@40400000 {
+			compatible = "oxsemi,ox820-dwmac", "snps,dwmac";
+			reg = <0x40400000 0x2000>;
+			interrupts = <GIC_SPI 8 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 17 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "macirq", "eth_wake_irq";
+			mac-address = [000000000000]; /* Filled in by U-Boot */
+			phy-mode = "rgmii";
+
+			clocks = <&stdclk 9>, <&gmacclk>;
+			clock-names = "gmac", "stmmaceth";
+			resets = <&reset 6>;
+
+			/* Regmap for sys registers */
+			oxsemi,sys-ctrl = <&sys>;
+
+			status = "disabled";
+		};
+
+		apb-bridge@44000000 {
+			#address-cells = <1>;
+			#size-cells = <1>;
+			compatible = "simple-bus";
+			ranges = <0 0x44000000 0x1000000>;
+
+			pinctrl: pinctrl {
+				compatible = "oxsemi,ox820-pinctrl";
+
+				/* Regmap for sys registers */
+				oxsemi,sys-ctrl = <&sys>;
+
+				pinctrl_uart0: uart0 {
+					uart0 {
+						pins = "gpio30", "gpio31";
+						function = "fct5";
+					};
+				};
+
+				pinctrl_uart0_modem: uart0_modem {
+					uart0_modem_a {
+						pins = "gpio24", "gpio24", "gpio26", "gpio27";
+						function = "fct4";
+					};
+					uart0_modem_b {
+						pins = "gpio28", "gpio29";
+						function = "fct5";
+					};
+				};
+
+				pinctrl_uart1: uart1 {
+					uart1 {
+						pins = "gpio7", "gpio8";
+						function = "fct4";
+					};
+				};
+
+				pinctrl_uart1_modem: uart1_modem {
+					uart1_modem {
+						pins = "gpio5", "gpio6", "gpio40", "gpio41", "gpio42", "gpio43";
+						function = "fct4";
+					};
+				};
+
+				pinctrl_etha_mdio: etha_mdio {
+					etha_mdio {
+						pins = "gpio3", "gpio4";
+						function = "fct1";
+					};
+				};
+
+				pinctrl_nand: nand {
+					nand {
+						pins = "gpio12", "gpio13", "gpio14", "gpio15",
+						     "gpio16", "gpio17", "gpio18", "gpio19",
+						     "gpio20", "gpio21", "gpio22", "gpio23",
+						     "gpio24";
+						function = "fct1";
+					};
+				};
+			};
+
+			gpio0: gpio@000000 {
+				compatible = "oxsemi,ox820-gpio";
+				reg = <0x000000 0x100000>;
+				interrupts = <GIC_SPI 21 IRQ_TYPE_LEVEL_HIGH>;
+				#gpio-cells = <2>;
+				gpio-controller;
+				interrupt-controller;
+				#interrupt-cells = <2>;
+				ngpios = <32>;
+				oxsemi,gpio-bank = <0>;
+				gpio-ranges = <&pinctrl 0 0 32>;
+			};
+
+			gpio1: gpio@100000 {
+				compatible = "oxsemi,ox820-gpio";
+				reg = <0x100000 0x100000>;
+				interrupts = <GIC_SPI 22 IRQ_TYPE_LEVEL_HIGH>;
+				#gpio-cells = <2>;
+				gpio-controller;
+				interrupt-controller;
+				#interrupt-cells = <2>;
+				ngpios = <18>;
+				oxsemi,gpio-bank = <1>;
+				gpio-ranges = <&pinctrl 0 32 18>;
+			};
+
+			uart0: serial@200000 {
+			       compatible = "ns16550a";
+			       reg = <0x200000 0x100000>;
+			       interrupts = <GIC_SPI 23 IRQ_TYPE_LEVEL_HIGH>;
+			       reg-shift = <0>;
+			       fifo-size = <16>;
+			       reg-io-width = <1>;
+			       current-speed = <115200>;
+			       no-loopback-test;
+			       status = "disabled";
+			       clocks = <&sysclk>;
+			       resets = <&reset 17>;
+			};
+
+			uart1: serial@300000 {
+			       compatible = "ns16550a";
+			       reg = <0x200000 0x100000>;
+			       interrupts = <GIC_SPI 24 IRQ_TYPE_LEVEL_HIGH>;
+			       reg-shift = <0>;
+			       fifo-size = <16>;
+			       reg-io-width = <1>;
+			       current-speed = <115200>;
+			       no-loopback-test;
+			       status = "disabled";
+			       clocks = <&sysclk>;
+			       resets = <&reset 18>;
+			};
+
+			rps@400000 {
+				#address-cells = <1>;
+				#size-cells = <1>;
+				compatible = "simple-bus";
+				ranges = <0 0x400000 0x100000>;
+
+				intc: interrupt-controller@0 {
+					compatible = "oxsemi,ox820-rps-irq", "oxsemi,ox810se-rps-irq";
+					interrupt-controller;
+					reg = <0 0x200>;
+					interrupts = <GIC_SPI 5 IRQ_TYPE_LEVEL_HIGH>;
+					#interrupt-cells = <1>;
+					valid-mask = <0xFFFFFFFF>;
+					clear-mask = <0>;
+				};
+
+				timer0: timer@200 {
+					compatible = "oxsemi,ox820-rps-timer";
+					reg = <0x200 0x40>;
+					clocks = <&sysclk>;
+					interrupt-parent = <&intc>;
+					interrupts = <4>;
+				};
+			};
+
+			sys: sys-ctrl@e00000 {
+				compatible = "oxsemi,ox820-sys-ctrl", "syscon", "simple-mfd";
+				reg = <0xe00000 0x200000>;
+
+				reset: reset-controller {
+					compatible = "oxsemi,ox820-reset", "oxsemi,ox810se-reset";
+					#reset-cells = <1>;
+				};
+
+				stdclk: stdclk {
+					compatible = "oxsemi,ox820-stdclk", "oxsemi,ox810se-stdclk";
+					#clock-cells = <1>;
+				};
+			};
+		};
+
+		apb-bridge@47000000 {
+			#address-cells = <1>;
+			#size-cells = <1>;
+			compatible = "simple-bus";
+			ranges = <0 0x47000000 0x1000000>;
+
+			scu: scu@0 {
+				compatible = "arm,arm11mp-scu";
+				reg = <0x0 0x100>;
+			};
+
+			local-timer@600 {
+				compatible = "arm,arm11mp-twd-timer";
+				reg = <0x600 0x20>;
+				interrupts = <GIC_PPI 13 (GIC_CPU_MASK_RAW(3)|IRQ_TYPE_LEVEL_HIGH)>;
+				clocks = <&armclk>;
+			};
+
+			gic: gic@1000 {
+				compatible = "arm,arm11mp-gic";
+				interrupt-controller;
+				#interrupt-cells = <3>;
+				reg = <0x1000 0x1000>,
+				      <0x100 0x500>;
+			};
+		};
+	};
+};