ARM: dts: Add support for OMAP4 Gumstix DuoVero/Parlor

Gumstix DuoVero is an OMAP4430-based Computer On Module.
Parlor is one of the available expansion board.

Tested features:
- GPMC ethernet
- HSUSB2 and OTG
- Audio out
- WiFi and Bluetooth (w2cbw0015 SDIO module)
- LED and button

Signed-off-by: Florian Vaussard <florian.vaussard@epfl.ch>
Signed-off-by: Tony Lindgren <tony@atomide.com>

4 files changed, 402 insertions, 0 deletions

diff --git a/Documentation/devicetree/bindings/arm/omap/omap.txt b/Documentation/devicetree/bindings/arm/omap/omap.txt
index 45dbe4e901b2..775ea6a644d8 100644
--- a/Documentation/devicetree/bindings/arm/omap/omap.txt
+++ b/Documentation/devicetree/bindings/arm/omap/omap.txt
@@ -99,6 +99,9 @@ Boards:
 - OMAP4 PandaBoard : Low cost community board
   compatible = "ti,omap4-panda", "ti,omap4430"
 
+- OMAP4 DuoVero with Parlor : Commercial expansion board with daughter board
+  compatible = "gumstix,omap4-duovero-parlor", "gumstix,omap4-duovero", "ti,omap4430", "ti,omap4";
+
 - OMAP3 EVM : Software Development Board for OMAP35x, AM/DM37x
   compatible = "ti,omap3-evm", "ti,omap3"
 
diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index fcce17c14bc2..051a883bb683 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -219,6 +219,7 @@ dtb-$(CONFIG_ARCH_OMAP2PLUS) += omap2420-h4.dtb \
 	omap3-igep0030.dtb \
 	omap3-lilly-dbb056.dtb \
 	omap3-zoom3.dtb \
+	omap4-duovero-parlor.dtb \
 	omap4-panda.dtb \
 	omap4-panda-a4.dtb \
 	omap4-panda-es.dtb \
diff --git a/arch/arm/boot/dts/omap4-duovero-parlor.dts b/arch/arm/boot/dts/omap4-duovero-parlor.dts
new file mode 100644
index 000000000000..96f51d870812
--- /dev/null
+++ b/arch/arm/boot/dts/omap4-duovero-parlor.dts
@@ -0,0 +1,146 @@
+/*
+ * Copyright (C) 2014 Florian Vaussard, EPFL Mobots group
+ *
+ * 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 "omap4-duovero.dtsi"
+
+#include <dt-bindings/input/input.h>
+
+/ {
+	model = "OMAP4430 Gumstix Duovero on Parlor";
+	compatible = "gumstix,omap4-duovero-parlor", "gumstix,omap4-duovero", "ti,omap4430", "ti,omap4";
+
+	leds {
+		compatible = "gpio-leds";
+		led0 {
+			label = "duovero:blue:led0";
+			gpios = <&gpio4 26 GPIO_ACTIVE_HIGH>;	/* gpio_122 */
+			linux,default-trigger = "heartbeat";
+		};
+	};
+
+	gpio_keys {
+		compatible = "gpio-keys";
+		#address-cells = <1>;
+		#size-cells = <0>;
+		button0@121 {
+			label = "button0";
+			linux,code = <BTN_0>;
+			gpios = <&gpio4 25 GPIO_ACTIVE_LOW>;	/* gpio_121 */
+			gpio-key,wakeup;
+		};
+	};
+};
+
+&omap4_pmx_core {
+	pinctrl-0 = <
+			&led_pins
+			&button_pins
+			&smsc_pins
+	>;
+
+	led_pins: pinmux_led_pins {
+		pinctrl-single,pins = <
+			0xd6 (PIN_OUTPUT | MUX_MODE3)		/* abe_dmic_din3.gpio_122 */
+		>;
+	};
+
+	button_pins: pinmux_button_pins {
+		pinctrl-single,pins = <
+			0xd4 (PIN_INPUT_PULLUP | MUX_MODE3)	/* abe_dmic_din2.gpio_121 */
+		>;
+	};
+
+	i2c2_pins: pinmux_i2c2_pins {
+		pinctrl-single,pins = <
+			0xe6 (PIN_INPUT_PULLUP | MUX_MODE0)	/* i2c2_scl */
+			0xe8 (PIN_INPUT_PULLUP | MUX_MODE0)	/* i2c2_sda */
+		>;
+	};
+
+	i2c3_pins: pinmux_i2c3_pins {
+		pinctrl-single,pins = <
+			0xea (PIN_INPUT_PULLUP | MUX_MODE0)	/* i2c3_scl */
+			0xec (PIN_INPUT_PULLUP | MUX_MODE0)	/* i2c3_sda */
+		>;
+	};
+
+	smsc_pins: pinmux_smsc_pins {
+		pinctrl-single,pins = <
+			0x28 (PIN_INPUT | MUX_MODE3)		/* gpmc_a20.gpio_44: IRQ */
+			0x2a (PIN_INPUT_PULLUP | MUX_MODE3)	/* gpmc_a21.gpio_45: nReset */
+			0x30 (PIN_INPUT_PULLUP | MUX_MODE3)	/* gpmc_a24.gpio_48: amdix enabled */
+		>;
+	};
+};
+
+&i2c2 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&i2c2_pins>;
+
+	clock-frequency = <400000>;
+};
+
+&i2c3 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&i2c3_pins>;
+
+	clock-frequency = <100000>;
+
+	/* optional 1K EEPROM with revision information */
+	eeprom@51 {
+		compatible = "atmel,24c01";
+		reg = <0x51>;
+		pagesize = <8>;
+	};
+};
+
+&mmc3 {
+	status = "disabled";
+};
+
+#include "omap-gpmc-smsc911x.dtsi"
+
+&gpmc {
+	ranges = <5 0 0x2c000000 0x1000000>;			/* CS5 */
+
+	ethernet@gpmc {
+		reg = <5 0 0xff>;
+		interrupt-parent = <&gpio2>;
+		interrupts = <12 IRQ_TYPE_LEVEL_LOW>;		/* gpio_44 */
+
+		phy-mode = "mii";
+
+		gpmc,cs-on-ns = <10>;
+		gpmc,cs-rd-off-ns = <50>;
+		gpmc,cs-wr-off-ns = <50>;
+		gpmc,adv-on-ns = <0>;
+		gpmc,adv-rd-off-ns = <10>;
+		gpmc,adv-wr-off-ns = <10>;
+		gpmc,oe-on-ns = <15>;
+		gpmc,oe-off-ns = <50>;
+		gpmc,we-on-ns = <15>;
+		gpmc,we-off-ns = <50>;
+		gpmc,rd-cycle-ns = <50>;
+		gpmc,wr-cycle-ns = <50>;
+		gpmc,access-ns = <50>;
+		gpmc,page-burst-access-ns = <0>;
+		gpmc,bus-turnaround-ns = <35>;
+		gpmc,cycle2cycle-delay-ns = <35>;
+		gpmc,wr-data-mux-bus-ns = <35>;
+		gpmc,wr-access-ns = <50>;
+
+		gpmc,mux-add-data = <2>;
+		gpmc,sync-read;
+		gpmc,sync-write;
+		gpmc,clk-activation-ns = <5>;
+		gpmc,sync-clk-ps = <20000>;
+	};
+};
+
+
diff --git a/arch/arm/boot/dts/omap4-duovero.dtsi b/arch/arm/boot/dts/omap4-duovero.dtsi
new file mode 100644
index 000000000000..a514791154eb
--- /dev/null
+++ b/arch/arm/boot/dts/omap4-duovero.dtsi
@@ -0,0 +1,252 @@
+/*
+ * Copyright (C) 2014 Florian Vaussard, EPFL Mobots group
+ *
+ * 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.
+ */
+
+#include "omap443x.dtsi"
+
+/ {
+	model = "Gumstix Duovero";
+	compatible = "gumstix,omap4-duovero", "ti,omap4430", "ti,omap4";
+
+	memory {
+		device_type = "memory";
+		reg = <0x80000000 0x40000000>; /* 1 GB */
+	};
+
+	sound {
+		compatible = "ti,abe-twl6040";
+		ti,model = "DuoVero";
+
+		ti,mclk-freq = <38400000>;
+
+		ti,mcpdm = <&mcpdm>;
+
+		ti,twl6040 = <&twl6040>;
+
+		/* Audio routing */
+		ti,audio-routing =
+			"Headset Stereophone", "HSOL",
+			"Headset Stereophone", "HSOR",
+			"HSMIC", "Headset Mic",
+			"Headset Mic", "Headset Mic Bias";
+	};
+
+	/* HS USB Host PHY on PORT 1 */
+	hsusb1_phy: hsusb1_phy {
+		compatible = "usb-nop-xceiv";
+		reset-gpios = <&gpio2 30 GPIO_ACTIVE_LOW>;	/* gpio_62 */
+
+		pinctrl-names = "default";
+		pinctrl-0 = <&hsusb1phy_pins>;
+
+		clocks = <&auxclk3_ck>;
+		clock-names = "main_clk";
+		clock-frequency = <19200000>;
+	};
+
+	/* regulator for w2cbw0015 on sdio5 */
+	w2cbw0015_vmmc: w2cbw0015_vmmc {
+		pinctrl-names = "default";
+		pinctrl-0 = <&w2cbw0015_pins>;
+		compatible = "regulator-fixed";
+		regulator-name = "w2cbw0015";
+		regulator-min-microvolt = <3000000>;
+		regulator-max-microvolt = <3000000>;
+		gpio = <&gpio2 11 GPIO_ACTIVE_LOW>;		/* gpio_43 */
+		startup-delay-us = <70000>;
+		enable-active-high;
+		regulator-boot-on;
+	};
+};
+
+&omap4_pmx_core {
+	pinctrl-names = "default";
+	pinctrl-0 = <
+			&twl6040_pins
+			&mcpdm_pins
+			&mcbsp1_pins
+			&hsusbb1_pins
+	>;
+
+	twl6040_pins: pinmux_twl6040_pins {
+		pinctrl-single,pins = <
+			0x126 (PIN_OUTPUT | MUX_MODE3)		/* usbb2_ulpitll_nxt.gpio_160 */
+			0x160 (PIN_INPUT | MUX_MODE0)		/* sys_nirq2.sys_nirq2 */
+		>;
+	};
+
+	mcpdm_pins: pinmux_mcpdm_pins {
+		pinctrl-single,pins = <
+			0xc6 (PIN_INPUT_PULLDOWN | MUX_MODE0)	/* abe_pdm_ul_data.abe_pdm_ul_data */
+			0xc8 (PIN_INPUT_PULLDOWN | MUX_MODE0)	/* abe_pdm_dl_data.abe_pdm_dl_data */
+			0xca (PIN_INPUT_PULLUP   | MUX_MODE0)	/* abe_pdm_frame.abe_pdm_frame */
+			0xcc (PIN_INPUT_PULLDOWN | MUX_MODE0)	/* abe_pdm_lb_clk.abe_pdm_lb_clk */
+			0xce (PIN_INPUT_PULLDOWN | MUX_MODE0)	/* abe_clks.abe_clks */
+		>;
+	};
+
+	mcbsp1_pins: pinmux_mcbsp1_pins {
+		pinctrl-single,pins = <
+			0xbe (PIN_INPUT | MUX_MODE0)		/* abe_mcbsp1_clkx.abe_mcbsp1_clkx */
+			0xc0 (PIN_INPUT_PULLDOWN | MUX_MODE0)	/* abe_mcbsp1_dr.abe_mcbsp1_dr */
+			0xc2 (PIN_OUTPUT_PULLDOWN | MUX_MODE0)	/* abe_mcbsp1_dx.abe_mcbsp1_dx */
+			0xc4 (PIN_INPUT | MUX_MODE0)		/* abe_mcbsp1_fsx.abe_mcbsp1_fsx */
+		>;
+	};
+
+	hsusbb1_pins: pinmux_hsusbb1_pins {
+		pinctrl-single,pins = <
+			0x82 (PIN_INPUT_PULLDOWN | MUX_MODE4)	/* usbb1_ulpitll_clk.usbb1_ulpiphy_clk */
+			0x84 (PIN_OUTPUT | MUX_MODE4)		/* usbb1_ulpitll_stp.usbb1_ulpiphy_stp */
+			0x86 (PIN_INPUT_PULLDOWN | MUX_MODE4)	/* usbb1_ulpitll_dir.usbb1_ulpiphy_dir */
+			0x88 (PIN_INPUT_PULLDOWN | MUX_MODE4)	/* usbb1_ulpitll_nxt.usbb1_ulpiphy_nxt */
+			0x8a (PIN_INPUT_PULLDOWN | MUX_MODE4)	/* usbb1_ulpitll_dat0.usbb1_ulpiphy_dat0 */
+			0x8c (PIN_INPUT_PULLDOWN | MUX_MODE4)	/* usbb1_ulpitll_dat1.usbb1_ulpiphy_dat1 */
+			0x8e (PIN_INPUT_PULLDOWN | MUX_MODE4)	/* usbb1_ulpitll_dat2.usbb1_ulpiphy_dat2 */
+			0x90 (PIN_INPUT_PULLDOWN | MUX_MODE4)	/* usbb1_ulpitll_dat3.usbb1_ulpiphy_dat3 */
+			0x92 (PIN_INPUT_PULLDOWN | MUX_MODE4)	/* usbb1_ulpitll_dat4.usbb1_ulpiphy_dat4 */
+			0x94 (PIN_INPUT_PULLDOWN | MUX_MODE4)	/* usbb1_ulpitll_dat5.usbb1_ulpiphy_dat5 */
+			0x96 (PIN_INPUT_PULLDOWN | MUX_MODE4)	/* usbb1_ulpitll_dat6.usbb1_ulpiphy_dat6 */
+			0x98 (PIN_INPUT_PULLDOWN | MUX_MODE4)	/* usbb1_ulpitll_dat7.usbb1_ulpiphy_dat7 */
+		>;
+	};
+
+	hsusb1phy_pins: pinmux_hsusb1phy_pins {
+		pinctrl-single,pins = <
+			0x4c (PIN_OUTPUT | MUX_MODE3)		/* gpmc_wait1.gpio_62 */
+		>;
+	};
+
+	w2cbw0015_pins: pinmux_w2cbw0015_pins {
+		pinctrl-single,pins = <
+			0x26 (PIN_OUTPUT | MUX_MODE3)		/* gpmc_a19.gpio_43 */
+			0x3a (PIN_INPUT | MUX_MODE3)		/* gpmc_ncs3.gpio_53 */
+		>;
+	};
+
+	i2c1_pins: pinmux_i2c1_pins {
+		pinctrl-single,pins = <
+			0xe2 (PIN_INPUT_PULLUP | MUX_MODE0)	/* i2c1_scl */
+			0xe4 (PIN_INPUT_PULLUP | MUX_MODE0)	/* i2c1_sda */
+		>;
+	};
+
+	i2c4_pins: pinmux_i2c4_pins {
+		pinctrl-single,pins = <
+			0xee (PIN_INPUT_PULLUP | MUX_MODE0)	/* i2c4_scl */
+			0xf0 (PIN_INPUT_PULLUP | MUX_MODE0)	/* i2c4_sda */
+		>;
+	};
+
+	mmc1_pins: pinmux_mmc1_pins {
+		pinctrl-single,pins = <
+			0xa2 (PIN_INPUT_PULLUP | MUX_MODE0)	/* sdmmc1_clk */
+			0xa4 (PIN_INPUT_PULLUP | MUX_MODE0)	/* sdmcc1_cmd */
+			0xa6 (PIN_INPUT_PULLUP | MUX_MODE0)	/* sdmcc1_dat0 */
+			0xa8 (PIN_INPUT_PULLUP | MUX_MODE0)	/* sdmmc1_dat1 */
+			0xaa (PIN_INPUT_PULLUP | MUX_MODE0)	/* sdmmc1_dat2 */
+			0xac (PIN_INPUT_PULLUP | MUX_MODE0)	/* sdmmc1_dat3 */
+		>;
+	};
+
+	mmc5_pins: pinmux_mmc5_pins {
+		pinctrl-single,pins = <
+			0x108 (PIN_INPUT_PULLUP | MUX_MODE0)	/* sdmmc5_clk */
+			0x10a (PIN_INPUT_PULLUP | MUX_MODE0)	/* sdmcc5_cmd */
+			0x10c (PIN_INPUT_PULLUP | MUX_MODE0)	/* sdmcc5_dat0 */
+			0x10e (PIN_INPUT_PULLUP | MUX_MODE0)	/* sdmmc5_dat1 */
+			0x110 (PIN_INPUT_PULLUP | MUX_MODE0)	/* sdmmc5_dat2 */
+			0x112 (PIN_INPUT_PULLUP | MUX_MODE0)	/* sdmmc5_dat3 */
+		>;
+	};
+};
+
+/* PMIC */
+&i2c1 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&i2c1_pins>;
+
+	clock-frequency = <400000>;
+
+	twl: twl@48 {
+		reg = <0x48>;
+		interrupts = <GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>;		/* IRQ_SYS_1N cascaded to gic */
+		interrupt-parent = <&gic>;
+	};
+
+	twl6040: twl@4b {
+		compatible = "ti,twl6040";
+		reg = <0x4b>;
+		interrupts = <GIC_SPI 119 IRQ_TYPE_LEVEL_HIGH>;		/* IRQ_SYS_2N cascaded to gic */
+		interrupt-parent = <&gic>;
+		ti,audpwron-gpio = <&gpio6 0 GPIO_ACTIVE_HIGH>;		/* gpio_160 */
+
+		vio-supply = <&v1v8>;
+		v2v1-supply = <&v2v1>;
+		enable-active-high;
+	};
+};
+
+#include "twl6030.dtsi"
+#include "twl6030_omap4.dtsi"
+
+/* on-board bluetooth / WiFi module */
+&i2c4 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&i2c4_pins>;
+
+	clock-frequency = <400000>;
+};
+
+&mmc1 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&mmc1_pins>;
+
+	vmmc-supply = <&vmmc>;
+	ti,bus-width = <4>;
+	ti,non-removable;		/* FIXME: use PMIC_MMC detect */
+};
+
+&mmc2 {
+	status = "disabled";
+};
+
+/* mmc3 is available to the expansion board */
+
+&mmc4 {
+	status = "disabled";
+};
+
+/* on-board WiFi module */
+&mmc5 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&mmc5_pins>;
+
+	vmmc-supply = <&w2cbw0015_vmmc>;
+	ti,bus-width = <4>;
+	ti,non-removable;
+	cap-power-off-card;
+};
+
+&twl_usb_comparator {
+	usb-supply = <&vusb>;
+};
+
+&usb_otg_hs {
+	interface-type = <1>;
+	mode = <3>;
+	power = <50>;
+};
+
+&usbhshost {
+	port1-mode = "ehci-phy";
+};
+
+&usbhsehci {
+	phys = <&hsusb1_phy>;
+};
+