board: Add Qualcomm Dragonboard 410C support

This commit add support for 96Boards Dragonboard410C.
It is board based on APQ8016 Qualcomm SoC, complying with
96boards specification.
Features (present out of the box):
- 4x Cortex A53 (ARMv8)
- 2x USB Host port
- 1x USB Device port
- 4x LEDs
- 1x HDMI connector
- 1x uSD connector
- 3x buttons (Power, Vol+, Vol-/Reset)
- WIFI, Bluetooth with integrated antenna
- 8GiB eMMC

U-Boot boots chained with fastboot in 64-bit mode.
For detailed build instructions see readme.txt in board directory.

Signed-off-by: Mateusz Kulikowski <mateusz.kulikowski@gmail.com>
Tested-by: Simon Glass <sjg@chromium.org>

4 files changed, 198 insertions, 0 deletions

diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
index ea635e4..0da9e3b 100644
--- a/arch/arm/dts/Makefile
+++ b/arch/arm/dts/Makefile
@@ -107,6 +107,8 @@ dtb-$(CONFIG_FSL_LSCH2) += fsl-ls1043a-qds-duart.dtb \
 	fsl-ls1043a-qds-lpuart.dtb \
 	fsl-ls1043a-rdb.dtb
 
+dtb-$(CONFIG_ARCH_SNAPDRAGON) += dragonboard410c.dtb
+
 dtb-$(CONFIG_MACH_SUN4I) += \
 	sun4i-a10-a1000.dtb \
 	sun4i-a10-ba10-tvbox.dtb \
diff --git a/arch/arm/dts/dragonboard410c-uboot.dtsi b/arch/arm/dts/dragonboard410c-uboot.dtsi
new file mode 100644
index 0000000..cc2c175
--- /dev/null
+++ b/arch/arm/dts/dragonboard410c-uboot.dtsi
@@ -0,0 +1,28 @@
+/*
+ * U-Boot addition to handle Dragonboard 410c pins
+ *
+ * (C) Copyright 2015 Mateusz Kulikowski <mateusz.kulikowski@gmail.com>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+&pm8916_gpios {
+	usb_hub_reset_pm {
+		gpios = <&pm8916_gpios 2 0>;
+	};
+
+	usb_sw_sel_pm {
+		gpios = <&pm8916_gpios 3 0>;
+	};
+};
+
+
+&pm8916_pon {
+	key_vol_down {
+		gpios = <&pm8916_pon 1 0>;
+	};
+
+	key_power {
+		gpios = <&pm8916_pon 0 0>;
+	};
+};
diff --git a/arch/arm/dts/dragonboard410c.dts b/arch/arm/dts/dragonboard410c.dts
new file mode 100644
index 0000000..7746622
--- /dev/null
+++ b/arch/arm/dts/dragonboard410c.dts
@@ -0,0 +1,148 @@
+/*
+ * Qualcomm APQ8016 based Dragonboard 410C board device tree source
+ *
+ * (C) Copyright 2015 Mateusz Kulikowski <mateusz.kulikowski@gmail.com>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+/dts-v1/;
+
+#include "skeleton64.dtsi"
+
+/ {
+	model = "Qualcomm Technologies, Inc. Dragonboard 410c";
+	compatible = "qcom,dragonboard", "qcom,apq8016-sbc";
+	qcom,msm-id = <0xce 0x0 0xf8 0x0 0xf9 0x0 0xfa 0x0 0xf7 0x0>;
+	qcom,board-id = <0x10018 0x0>;
+	#address-cells = <0x2>;
+	#size-cells = <0x2>;
+
+	memory {
+		device_type = "memory";
+		reg = <0 0x80000000 0 0x3da00000>;
+	};
+
+	chosen {
+		stdout-path = "/soc/serial@78b0000";
+	};
+
+
+	soc {
+		#address-cells = <0x1>;
+		#size-cells = <0x1>;
+		ranges = <0x0 0x0 0x0 0xffffffff>;
+		compatible = "simple-bus";
+
+		clkc: qcom,gcc@1800000 {
+			compatible = "qcom,gcc-apq8016";
+			reg = <0x1800000 0x80000>;
+			#address-cells = <0x1>;
+			#size-cells = <0x0>;
+		};
+
+		serial@78b0000 {
+			compatible = "qcom,msm-uartdm-v1.4";
+			reg = <0x78b0000 0x200>;
+			u-boot,dm-pre-reloc;
+			clock = <&clkc 4>;
+		};
+
+		restart@4ab000 {
+			compatible = "qcom,pshold";
+			reg = <0x4ab000 0x4>;
+		};
+
+		soc_gpios: pinctrl@1000000 {
+			compatible = "qcom,apq8016-pinctrl";
+			reg = <0x1000000 0x300000>;
+			gpio-controller;
+			gpio-count = <122>;
+			gpio-bank-name="soc";
+			#gpio-cells = <1>;
+		};
+
+		ehci@78d9000 {
+			compatible = "qcom,ehci-host";
+			reg = <0x78d9000 0x400>;
+		};
+
+		sdhci@07824000 {
+			compatible = "qcom,sdhci-msm-v4";
+			reg = <0x7824900 0x11c 0x7824000 0x800>;
+			bus-width = <0x8>;
+			index = <0x0>;
+			non-removable;
+			clock = <&clkc 0>;
+			clock-frequency = <100000000>;
+		};
+
+		sdhci@07864000 {
+			compatible = "qcom,sdhci-msm-v4";
+			reg = <0x7864900 0x11c 0x7864000 0x800>;
+			index = <0x1>;
+			bus-width = <0x4>;
+			clock = <&clkc 1>;
+			clock-frequency = <200000000>;
+		};
+
+		spmi@200f000 {
+			compatible = "qcom,spmi-pmic-arb";
+			reg = <0x200f800 0x200 0x2400000 0x400000 0x2c00000 0x400000>;
+			#address-cells = <0x1>;
+			#size-cells = <0x1>;
+			pmic0: pm8916@0 {
+				compatible = "qcom,spmi-pmic";
+				reg = <0x0 0x1>;
+				#address-cells = <0x1>;
+				#size-cells = <0x1>;
+
+				pm8916_pon: pm8916_pon@800 {
+					compatible = "qcom,pm8916-pwrkey";
+					reg = <0x800 0x96>;
+					#gpio-cells = <2>;
+					gpio-controller;
+				};
+
+				pm8916_gpios: pm8916_gpios@c000 {
+					compatible = "qcom,pm8916-gpio";
+					reg = <0xc000 0x400>;
+					gpio-controller;
+					gpio-count = <4>;
+					#gpio-cells = <2>;
+					gpio-bank-name="pmic";
+				};
+			};
+
+			pmic1: pm8916@1 {
+				compatible = "qcom,spmi-pmic";
+				reg = <0x1 0x1>;
+			};
+		};
+	};
+
+	leds {
+		compatible = "gpio-leds";
+		user1 {
+			label = "green:user1";
+			gpios = <&soc_gpios 21 0>;
+		};
+
+		user2 {
+			label = "green:user2";
+			gpios = <&soc_gpios 120 0>;
+		};
+
+		user3 {
+			label = "green:user3";
+			gpios = <&pm8916_gpios 0 0>;
+		};
+
+		user4 {
+			label = "green:user4";
+			gpios = <&pm8916_gpios 1 0>;
+		};
+	};
+};
+
+#include "dragonboard410c-uboot.dtsi"
diff --git a/arch/arm/mach-snapdragon/Kconfig b/arch/arm/mach-snapdragon/Kconfig
index 156e733..dc7ba21 100644
--- a/arch/arm/mach-snapdragon/Kconfig
+++ b/arch/arm/mach-snapdragon/Kconfig
@@ -3,4 +3,24 @@ if ARCH_SNAPDRAGON
 config SYS_SOC
 	default "snapdragon"
 
+choice
+	prompt "Snapdragon board select"
+
+config TARGET_DRAGONBOARD410C
+	bool "96Boards Dragonboard 410C"
+	help
+	  Support for 96Boards Dragonboard 410C. This board complies with
+	  96Board Open Platform Specifications. Features:
+	  - Qualcomm Snapdragon 410C SoC - APQ8016 (4xCortex A53, Adreno 306)
+	  - 1GiB RAM
+	  - 8GiB eMMC, uSD slot
+	  - WiFi, Bluetooth and GPS module
+	  - 2x Host, 1x Device USB port
+	  - HDMI
+	  - 20-pin low speed and 40-pin high speed expanders, 4 LED, 3 buttons
+
+endchoice
+
+source "board/qualcomm/dragonboard410c/Kconfig"
+
 endif