ARM: dts: Add minimal dm814x support

Add minimal dm814x support.

Cc: Matthijs van Duin <matthijsvanduin@gmail.com>
Signed-off-by: NTony Lindgren <tony@atomide.com>

arch/arm/boot/dts/dm814x.dtsi

+/*
+ * 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.
+ */
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/pinctrl/omap.h>
+
+#include "skeleton.dtsi"
+
+/ {
+	compatible = "ti,dm814";
+	interrupt-parent = <&intc>;
+
+	aliases {
+		i2c0 = &i2c1;
+		i2c1 = &i2c2;
+		serial0 = &uart1;
+		serial1 = &uart2;
+		serial2 = &uart3;
+		ethernet0 = &cpsw_emac0;
+		ethernet1 = &cpsw_emac1;
+	};
+
+	cpus {
+		#address-cells = <1>;
+		#size-cells = <0>;
+		cpu@0 {
+			compatible = "arm,cortex-a8";
+			device_type = "cpu";
+			reg = <0>;
+		};
+	};
+
+	pmu {
+		compatible = "arm,cortex-a8-pmu";
+		interrupts = <3>;
+	};
+
+	/*
+	 * The soc node represents the soc top level view. It is used for IPs
+	 * that are not memory mapped in the MPU view or for the MPU itself.
+	 */
+	soc {
+		compatible = "ti,omap-infra";
+		mpu {
+			compatible = "ti,omap3-mpu";
+			ti,hwmods = "mpu";
+		};
+	};
+
+	ocp {
+		compatible = "simple-bus";
+		#address-cells = <1>;
+		#size-cells = <1>;
+		ranges;
+		ti,hwmods = "l3_main";
+
+		/*
+		 * See TRM "Table 1-317. L4LS Instance Summary", just deduct
+		 * 0x1000 from the 1-317 addresses to get the device address
+		 */
+		l4ls: l4ls@48000000 {
+			compatible = "ti,dm814-l4ls", "simple-bus";
+			#address-cells = <1>;
+			#size-cells = <1>;
+			ranges = <0 0x48000000 0x2000000>;
+
+			i2c1: i2c@28000 {
+				compatible = "ti,omap4-i2c";
+				#address-cells = <1>;
+				#size-cells = <0>;
+				ti,hwmods = "i2c1";
+				reg = <0x28000 0x1000>;
+				interrupts = <70>;
+			};
+
+			elm: elm@80000 {
+				compatible = "ti,814-elm";
+				ti,hwmods = "elm";
+				reg = <0x80000 0x2000>;
+				interrupts = <4>;
+			};
+
+			gpio1: gpio@32000 {
+				compatible = "ti,omap4-gpio";
+				ti,hwmods = "gpio1";
+				ti,gpio-always-on;
+				reg = <0x32000 0x2000>;
+				interrupts = <96>;
+				gpio-controller;
+				#gpio-cells = <2>;
+				interrupt-controller;
+				#interrupt-cells = <2>;
+			};
+
+			gpio2: gpio@4c000 {
+				compatible = "ti,omap4-gpio";
+				ti,hwmods = "gpio2";
+				ti,gpio-always-on;
+				reg = <0x4c000 0x2000>;
+				interrupts = <98>;
+				gpio-controller;
+				#gpio-cells = <2>;
+				interrupt-controller;
+				#interrupt-cells = <2>;
+			};
+
+			i2c2: i2c@2a000 {
+				compatible = "ti,omap4-i2c";
+				#address-cells = <1>;
+				#size-cells = <0>;
+				ti,hwmods = "i2c2";
+				reg = <0x2a000 0x1000>;
+				interrupts = <71>;
+			};
+
+			mcspi1: spi@30000 {
+				compatible = "ti,omap4-mcspi";
+				reg = <0x30000 0x1000>;
+				#address-cells = <1>;
+				#size-cells = <0>;
+				interrupts = <65>;
+				ti,spi-num-cs = <4>;
+				ti,hwmods = "mcspi1";
+				dmas = <&edma 16 &edma 17
+					&edma 18 &edma 19>;
+				dma-names = "tx0", "rx0", "tx1", "rx1";
+			};
+
+			timer1: timer@2e000 {
+				compatible = "ti,dm814-timer";
+				reg = <0x2e000 0x2000>;
+				interrupts = <67>;
+				ti,hwmods = "timer1";
+				ti,timer-alwon;
+			};
+
+			uart1: uart@20000 {
+				compatible = "ti,omap3-uart";
+				ti,hwmods = "uart1";
+				reg = <0x20000 0x2000>;
+				clock-frequency = <48000000>;
+				interrupts = <72>;
+				dmas = <&edma 26 &edma 27>;
+				dma-names = "tx", "rx";
+			};
+
+			uart2: uart@22000 {
+				compatible = "ti,omap3-uart";
+				ti,hwmods = "uart2";
+				reg = <0x22000 0x2000>;
+				clock-frequency = <48000000>;
+				interrupts = <73>;
+				dmas = <&edma 28 &edma 29>;
+				dma-names = "tx", "rx";
+			};
+
+			uart3: uart@24000 {
+				compatible = "ti,omap3-uart";
+				ti,hwmods = "uart3";
+				reg = <0x24000 0x2000>;
+				clock-frequency = <48000000>;
+				interrupts = <74>;
+				dmas = <&edma 30 &edma 31>;
+				dma-names = "tx", "rx";
+			};
+
+			timer2: timer@40000 {
+				compatible = "ti,dm814-timer";
+				reg = <0x40000 0x2000>;
+				interrupts = <68>;
+				ti,hwmods = "timer2";
+			};
+
+			timer3: timer@42000 {
+				compatible = "ti,dm814-timer";
+				reg = <0x42000 0x2000>;
+				interrupts = <69>;
+				ti,hwmods = "timer3";
+			};
+
+			control: control@160000 {
+				compatible = "ti,dm814-scm", "simple-bus";
+				reg = <0x160000 0x16d000>;
+				#address-cells = <1>;
+				#size-cells = <1>;
+				ranges = <0 0x160000 0x16d000>;
+
+				scm_conf: scm_conf@0 {
+					compatible = "syscon";
+					reg = <0x0 0x800>;
+					#address-cells = <1>;
+					#size-cells = <1>;
+
+					scm_clocks: clocks {
+						#address-cells = <1>;
+						#size-cells = <0>;
+					};
+
+					scm_clockdomains: clockdomains {
+					};
+				};
+
+				pincntl: pinmux@800 {
+					compatible = "pinctrl-single";
+					reg = <0x800 0xc38>;
+					#address-cells = <1>;
+					#size-cells = <0>;
+					pinctrl-single,register-width = <32>;
+					pinctrl-single,function-mask = <0x300ff>;
+				};
+			};
+
+			prcm: prcm@180000 {
+				compatible = "ti,dm814-prcm", "simple-bus";
+				reg = <0x180000 0x4000>;
+
+				prcm_clocks: clocks {
+					#address-cells = <1>;
+					#size-cells = <0>;
+				};
+
+				prcm_clockdomains: clockdomains {
+				};
+			};
+
+			pllss: pllss@1c5000 {
+				compatible = "ti,dm814-pllss", "simple-bus";
+				reg = <0x1c5000 0x2000>;
+
+				pllss_clocks: clocks {
+					#address-cells = <1>;
+					#size-cells = <0>;
+				};
+
+				pllss_clockdomains: clockdomains {
+				};
+			};
+
+			wdt1: wdt@1c7000 {
+				compatible = "ti,omap3-wdt";
+				ti,hwmods = "wd_timer";
+				reg = <0x1c7000 0x1000>;
+				interrupts = <91>;
+			};
+		};
+
+		intc: interrupt-controller@48200000 {
+			compatible = "ti,dm814-intc";
+			interrupt-controller;
+			#interrupt-cells = <1>;
+			reg = <0x48200000 0x1000>;
+		};
+
+		edma: edma@49000000 {
+			compatible = "ti,edma3";
+			ti,hwmods = "tpcc", "tptc0", "tptc1", "tptc2";
+			reg =	<0x49000000 0x10000>,
+				<0x44e10f90 0x40>;
+			interrupts = <12 13 14>;
+			#dma-cells = <1>;
+		};
+
+		/* See TRM "Table 1-318. L4HS Instance Summary" */
+		l4hs: l4hs@4a000000 {
+			compatible = "ti,dm814-l4hs", "simple-bus";
+			#address-cells = <1>;
+			#size-cells = <1>;
+			ranges = <0 0x4a000000 0x1b4040>;
+		};
+
+		/* REVISIT: Move to live under l4hs once driver is fixed */
+		mac: ethernet@4a100000 {
+			compatible = "ti,cpsw";
+			ti,hwmods = "cpgmac0";
+			clocks = <&cpsw_125mhz_gclk>, <&cpsw_cpts_rft_clk>;
+			clock-names = "fck", "cpts";
+			cpdma_channels = <8>;
+			ale_entries = <1024>;
+			bd_ram_size = <0x2000>;
+			no_bd_ram = <0>;
+			rx_descs = <64>;
+			mac_control = <0x20>;
+			slaves = <2>;
+			active_slave = <0>;
+			cpts_clock_mult = <0x80000000>;
+			cpts_clock_shift = <29>;
+			reg = <0x4a100000 0x800
+			       0x4a100900 0x100>;
+			#address-cells = <1>;
+			#size-cells = <1>;
+			interrupt-parent = <&intc>;
+			/*
+			 * c0_rx_thresh_pend
+			 * c0_rx_pend
+			 * c0_tx_pend
+			 * c0_misc_pend
+			 */
+			interrupts = <40 41 42 43>;
+			ranges;
+			syscon = <&scm_conf>;
+
+			davinci_mdio: mdio@4a100800 {
+				compatible = "ti,davinci_mdio";
+				#address-cells = <1>;
+				#size-cells = <0>;
+				ti,hwmods = "davinci_mdio";
+				bus_freq = <1000000>;
+				reg = <0x4a100800 0x100>;
+			};
+
+			cpsw_emac0: slave@4a100200 {
+				/* Filled in by U-Boot */
+				mac-address = [ 00 00 00 00 00 00 ];
+			};
+
+			cpsw_emac1: slave@4a100300 {
+				/* Filled in by U-Boot */
+				mac-address = [ 00 00 00 00 00 00 ];
+			};
+
+			phy_sel: cpsw-phy-sel@0x48160650 {
+				compatible = "ti,am3352-cpsw-phy-sel";
+				reg= <0x48160650 0x4>;
+				reg-names = "gmii-sel";
+			};
+		};
+	};
+};