[PATCH v2] ARM: dts: AM571x-IDK Initial Support

[Lokesh Vutla]

From: Schuyler Patton <spatton at ti.com>

The AM571x-IDK board is a board based on TI's AM5718 SOC
which has a single core 1.5GHz A15 processor. This board is a
development platform for the Industrial market with:
- 1GB of DDR3L
- Dual 1Gbps Ethernet
- HDMI,
- PRU-ICSS
- uSD
- 16GB eMMC
- CAN
- RS-485
- PCIe
- USB3.0
- Video Input Port
- Industrial IO port and expansion connector

The link to the data sheet and TRM can be found here:

http://www.ti.com/product/AM5718

Initial support is only for basic peripherals.

Signed-off-by: Schuyler Patton <spatton at ti.com>
Signed-off-by: Nishanth Menon <nm at ti.com>
Signed-off-by: Dave Gerlach <d-gerlach at ti.com>
Signed-off-by: Lokesh Vutla <lokeshvutla at ti.com>
---
Cahnges since v1:
- Dropped "ti,dra722", and "ti,dra72" from compatibles
- Fixes few node names as suggested by Rob.
Logs: http://pastebin.ubuntu.com/23515001/

 .../devicetree/bindings/arm/omap/omap.txt          |  3 +
 arch/arm/boot/dts/Makefile                         |  1 +
 arch/arm/boot/dts/am571x-idk.dts                   | 81 ++++++++++++++++++++++
 3 files changed, 85 insertions(+)
 create mode 100644 arch/arm/boot/dts/am571x-idk.dts

diff --git a/Documentation/devicetree/bindings/arm/omap/omap.txt b/Documentation/devicetree/bindings/arm/omap/omap.txt
index f53e2ee..6cf680e 100644
--- a/Documentation/devicetree/bindings/arm/omap/omap.txt
+++ b/Documentation/devicetree/bindings/arm/omap/omap.txt
@@ -175,6 +175,9 @@ Boards:
 - AM5728 IDK
   compatible = "ti,am5728-idk", "ti,am5728", "ti,dra742", "ti,dra74", "ti,dra7"
 
+- AM5718 IDK
+  compatible = "ti,am5718-idk", "ti,am5718", "ti,dra7"
+
 - DRA742 EVM:  Software Development Board for DRA742
   compatible = "ti,dra7-evm", "ti,dra742", "ti,dra74", "ti,dra7"
 
diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index befcd26..c298078 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -588,6 +588,7 @@ dtb-$(CONFIG_SOC_DRA7XX) += \
 	am57xx-cl-som-am57x.dtb \
 	am57xx-sbc-am57x.dtb \
 	am572x-idk.dtb \
+	am571x-idk.dtb \
 	dra7-evm.dtb \
 	dra72-evm.dtb \
 	dra72-evm-revc.dtb
diff --git a/arch/arm/boot/dts/am571x-idk.dts b/arch/arm/boot/dts/am571x-idk.dts
new file mode 100644
index 0000000..d6e43e5
--- /dev/null
+++ b/arch/arm/boot/dts/am571x-idk.dts
@@ -0,0 +1,81 @@
+/*
+ * Copyright (C) 2015-2016 Texas Instruments Incorporated - http://www.ti.com/
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+/dts-v1/;
+
+#include "dra72x.dtsi"
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/interrupt-controller/irq.h>
+#include "am57xx-idk-common.dtsi"
+
+/ {
+	model = "TI AM5718 IDK";
+	compatible = "ti,am5718-idk", "ti,am5718", "ti,dra7";
+
+	memory at 80000000 {
+		device_type = "memory";
+		reg = <0x0 0x80000000 0x0 0x40000000>;
+	};
+
+	leds {
+		compatible = "gpio-leds";
+		cpu0-led {
+			label = "status0:red:cpu0";
+			gpios = <&gpio2 25 GPIO_ACTIVE_HIGH>;
+			default-state = "off";
+			linux,default-trigger = "cpu0";
+		};
+
+		usr0-led {
+			label = "status0:green:usr";
+			gpios = <&gpio2 26 GPIO_ACTIVE_HIGH>;
+			default-state = "off";
+		};
+
+		heartbeat-led {
+			label = "status0:blue:heartbeat";
+			gpios = <&gpio2 27 GPIO_ACTIVE_HIGH>;
+			default-state = "off";
+			linux,default-trigger = "heartbeat";
+		};
+
+		usr1-led {
+			label = "status1:red:usr";
+			gpios = <&gpio2 28 GPIO_ACTIVE_HIGH>;
+			default-state = "off";
+		};
+
+		usr2-led {
+			label = "status1:green:usr";
+			gpios = <&gpio2 21 GPIO_ACTIVE_HIGH>;
+			default-state = "off";
+		};
+
+		mmc0-led {
+			label = "status1:blue:mmc0";
+			gpios = <&gpio2 19 GPIO_ACTIVE_HIGH>;
+			default-state = "off";
+			linux,default-trigger = "mmc0";
+		};
+	};
+
+	extcon_usb2: extcon_usb2 {
+	     compatible = "linux,extcon-usb-gpio";
+	     id-gpio = <&gpio5 7 GPIO_ACTIVE_HIGH>;
+	};
+};
+
+&mmc1 {
+	status = "okay";
+	vmmc-supply = <&ldo1_reg>;
+	bus-width = <4>;
+	cd-gpios = <&gpio6 27 0>; /* gpio 219 */
+};
+
+&omap_dwc3_2 {
+	extcon = <&extcon_usb2>;
+};
-- 
2.10.1