[PATCH] ARM: imx6: add ZII RDU2 boards

Chris Healy cphealy at gmail.com
Sat Feb 4 08:25:47 PST 2017


On Tue, Jan 24, 2017 at 9:10 AM, Lucas Stach <l.stach at pengutronix.de> wrote:
> This adds support for the Zodiac Inflight Innovations RDU2 board,
> which has both a Quad and a QuadPlus variant.
>
> The board supports different panels, with the bootloader patching
> in the correct compatible, depending on the hardware configuration.
>
> Signed-off-by: Philipp Zabel <p.zabel at pengutronix.de>
> Signed-off-by: Lucas Stach <l.stach at pengutronix.de>
> ---
>  arch/arm/boot/dts/Makefile              |   4 +-
>  arch/arm/boot/dts/imx6q-zii-rdu2.dts    |  50 ++
>  arch/arm/boot/dts/imx6qdl-zii-rdu2.dtsi | 936 ++++++++++++++++++++++++++++++++
>  arch/arm/boot/dts/imx6qp-zii-rdu2.dts   |  50 ++
>  4 files changed, 1039 insertions(+), 1 deletion(-)
>  create mode 100644 arch/arm/boot/dts/imx6q-zii-rdu2.dts
>  create mode 100644 arch/arm/boot/dts/imx6qdl-zii-rdu2.dtsi
>  create mode 100644 arch/arm/boot/dts/imx6qp-zii-rdu2.dts
>
> diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
> index cccdbcb557b6..7b6a03bde926 100644
> --- a/arch/arm/boot/dts/Makefile
> +++ b/arch/arm/boot/dts/Makefile
> @@ -416,9 +416,11 @@ dtb-$(CONFIG_SOC_IMX6Q) += \
>         imx6q-utilite-pro.dtb \
>         imx6q-wandboard.dtb \
>         imx6q-wandboard-revb1.dtb \
> +       imx6q-zii-rdu2.dtb \
>         imx6qp-nitrogen6_max.dtb \
>         imx6qp-sabreauto.dtb \
> -       imx6qp-sabresd.dtb
> +       imx6qp-sabresd.dtb \
> +       imx6qp-zii-rdu2.dtb
>  dtb-$(CONFIG_SOC_IMX6SL) += \
>         imx6sl-evk.dtb \
>         imx6sl-warp.dtb
> diff --git a/arch/arm/boot/dts/imx6q-zii-rdu2.dts b/arch/arm/boot/dts/imx6q-zii-rdu2.dts
> new file mode 100644
> index 000000000000..b2d346640fd7
> --- /dev/null
> +++ b/arch/arm/boot/dts/imx6q-zii-rdu2.dts
> @@ -0,0 +1,50 @@
> +/*
> + * Copyright (C) 2016-2017 Zodiac Inflight Innovations
> + *
> + * This file is dual-licensed: you can use it either under the terms
> + * of the GPL or the X11 license, at your option. Note that this dual
> + * licensing only applies to this file, and not this project as a
> + * whole.
> + *
> + *  a) This file 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.
> + *
> + *     This file is distributed in the hope that it will be useful,
> + *     but WITHOUT ANY WARRANTY; without even the implied warranty of
> + *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
> + *     GNU General Public License for more details.
> + *
> + * Or, alternatively,
> + *
> + *  b) Permission is hereby granted, free of charge, to any person
> + *     obtaining a copy of this software and associated documentation
> + *     files (the "Software"), to deal in the Software without
> + *     restriction, including without limitation the rights to use,
> + *     copy, modify, merge, publish, distribute, sublicense, and/or
> + *     sell copies of the Software, and to permit persons to whom the
> + *     Software is furnished to do so, subject to the following
> + *     conditions:
> + *
> + *     The above copyright notice and this permission notice shall be
> + *     included in all copies or substantial portions of the Software.
> + *
> + *     THE SOFTWARE IS PROVIDED , WITHOUT WARRANTY OF ANY KIND,
> + *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
> + *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
> + *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
> + *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
> + *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
> + *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
> + *     OTHER DEALINGS IN THE SOFTWARE.
> + */
> +
> +/dts-v1/;
> +
> +#include <imx6q.dtsi>
> +#include <imx6qdl-zii-rdu2.dtsi>
> +
> +/ {
> +       model = "ZII RDU2 Board";
> +       compatible = "zii,imx6q-zii-rdu2", "fsl,imx6q";
> +};
> diff --git a/arch/arm/boot/dts/imx6qdl-zii-rdu2.dtsi b/arch/arm/boot/dts/imx6qdl-zii-rdu2.dtsi
> new file mode 100644
> index 000000000000..89b22c78bbb0
> --- /dev/null
> +++ b/arch/arm/boot/dts/imx6qdl-zii-rdu2.dtsi
> @@ -0,0 +1,936 @@
> +/*
> + * Copyright (C) 2016-2017 Zodiac Inflight Innovations
> + *
> + * This file is dual-licensed: you can use it either under the terms
> + * of the GPL or the X11 license, at your option. Note that this dual
> + * licensing only applies to this file, and not this project as a
> + * whole.
> + *
> + *  a) This file 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.
> + *
> + *     This file is distributed in the hope that it will be useful,
> + *     but WITHOUT ANY WARRANTY; without even the implied warranty of
> + *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
> + *     GNU General Public License for more details.
> + *
> + * Or, alternatively,
> + *
> + *  b) Permission is hereby granted, free of charge, to any person
> + *     obtaining a copy of this software and associated documentation
> + *     files (the "Software"), to deal in the Software without
> + *     restriction, including without limitation the rights to use,
> + *     copy, modify, merge, publish, distribute, sublicense, and/or
> + *     sell copies of the Software, and to permit persons to whom the
> + *     Software is furnished to do so, subject to the following
> + *     conditions:
> + *
> + *     The above copyright notice and this permission notice shall be
> + *     included in all copies or substantial portions of the Software.
> + *
> + *     THE SOFTWARE IS PROVIDED , WITHOUT WARRANTY OF ANY KIND,
> + *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
> + *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
> + *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
> + *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
> + *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
> + *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
> + *     OTHER DEALINGS IN THE SOFTWARE.
> + */
> +
> +#include <dt-bindings/gpio/gpio.h>
> +#include <dt-bindings/sound/fsl-imx-audmux.h>
> +
> +/ {
> +       chosen {
> +               linux,stdout-path = &uart1;
> +       };
> +
> +       aliases {
> +               mdio-gpio0 = &mdio1;
> +       };
> +
> +       mdio1: mdio {
> +               compatible = "virtual,mdio-gpio";
> +               #address-cells = <1>;
> +               #size-cells = <0>;
> +               pinctrl-names = "default";
> +               pinctrl-0 = <&pinctrl_mdio1>;
> +               gpios = <&gpio6 5 GPIO_ACTIVE_HIGH
> +                        &gpio6 4 GPIO_ACTIVE_HIGH>;
> +       };
> +
> +       reg_28p0v: regulator-28p0v {
> +               compatible = "regulator-fixed";
> +               regulator-name = "28V_IN";
> +               regulator-min-microvolt = <28000000>;
> +               regulator-max-microvolt = <28000000>;
> +               regulator-always-on;
> +       };
> +
> +       reg_12p0v: regulator-12p0v {
> +               compatible = "regulator-fixed";
> +               vin-supply = <&reg_28p0v>;
> +               regulator-name = "12V_MAIN";
> +               regulator-min-microvolt = <12000000>;
> +               regulator-max-microvolt = <12000000>;
> +               regulator-always-on;
> +       };
> +
> +       reg_5p0v_main: regulator-5p0v-main {
> +               compatible = "regulator-fixed";
> +               vin-supply = <&reg_12p0v>;
> +               regulator-name = "5V_MAIN";
> +               regulator-min-microvolt = <5000000>;
> +               regulator-max-microvolt = <5000000>;
> +               regulator-always-on;
> +       };
> +
> +       reg_5p0v_user_usb: regulator-5p0v-user-usb {
> +               compatible = "regulator-fixed";
> +               pinctrl-names = "default";
> +               pinctrl-0 = <&pinctrl_reg_user_usb>;
> +               vin-supply = <&reg_5p0v_main>;
> +               regulator-name = "5V_USER_USB";
> +               regulator-min-microvolt = <5000000>;
> +               regulator-max-microvolt = <5000000>;
> +               gpio = <&gpio3 22 GPIO_ACTIVE_LOW>;
> +               startup-delay-us = <1000>;
> +       };
> +
> +       reg_3p3v_pmic: regulator-3p3v-pmic {
> +               compatible = "regulator-fixed";
> +               vin-supply = <&reg_12p0v>;
> +               regulator-name = "PMIC_3V3";
> +               regulator-min-microvolt = <3300000>;
> +               regulator-max-microvolt = <3300000>;
> +               regulator-always-on;
> +       };
> +
> +       reg_3p3v: regulator-3p3v {
> +               compatible = "regulator-fixed";
> +               vin-supply = <&reg_3p3v_pmic>;
> +               regulator-name = "GEN_3V3";
> +               regulator-min-microvolt = <3300000>;
> +               regulator-max-microvolt = <3300000>;
> +               regulator-always-on;
> +       };
> +
> +       reg_3p3v_sd: regulator-3p3v-sd {
> +               compatible = "regulator-fixed";
> +               pinctrl-names = "default";
> +               pinctrl-0 = <&pinctrl_reg_3p3v_sd>;
> +               vin-supply = <&reg_3p3v>;
> +               regulator-name = "3V3_SD";
> +               regulator-min-microvolt = <3300000>;
> +               regulator-max-microvolt = <3300000>;
> +               gpio = <&gpio7 8 GPIO_ACTIVE_HIGH>;
> +               startup-delay-us = <1000>;
> +               enable-active-high;
> +               regulator-always-on;
> +       };
> +
> +       reg_3p3v_display: regulator-3p3v-display {
> +               compatible = "regulator-fixed";
> +               vin-supply = <&reg_12p0v>;
> +               regulator-name = "3V3_DISPLAY";
> +               regulator-min-microvolt = <3300000>;
> +               regulator-max-microvolt = <3300000>;
> +               regulator-always-on;
> +       };
> +
> +       reg_3p3v_ssd: regulator-3p3v-ssd {
> +               compatible = "regulator-fixed";
> +               vin-supply = <&reg_12p0v>;
> +               regulator-name = "3V3_SSD";
> +               regulator-min-microvolt = <3300000>;
> +               regulator-max-microvolt = <3300000>;
> +               regulator-always-on;
> +       };
> +
> +       sound1 {
> +               compatible = "simple-audio-card";
> +               simple-audio-card,name = "Front";
> +               simple-audio-card,format = "i2s";
> +               simple-audio-card,bitclock-master = <&sound1_codec>;
> +               simple-audio-card,frame-master = <&sound1_codec>;
> +               simple-audio-card,widgets =
> +                       "Headphone", "Headphone Jack";
> +               simple-audio-card,routing =
> +                       "Headphone Jack", "HPLEFT",
> +                       "Headphone Jack", "HPRIGHT",
> +                       "LEFTIN", "HPL",
> +                       "RIGHTIN", "HPR";
> +               simple-audio-card,aux-devs = <&hpa1>;
> +               sound1_cpu: simple-audio-card,cpu {
> +                       sound-dai = <&ssi2>;
> +               };
> +               sound1_codec: simple-audio-card,codec {
> +                       sound-dai = <&codec1>;
> +                       clocks = <&cs2000>;
> +               };
> +       };
> +
> +       sound2 {
> +               compatible = "simple-audio-card";
> +               simple-audio-card,name = "Back";
> +               simple-audio-card,format = "i2s";
> +               simple-audio-card,bitclock-master = <&sound2_codec>;
> +               simple-audio-card,frame-master = <&sound2_codec>;
> +               simple-audio-card,widgets =
> +                       "Headphone", "Headphone Jack";
> +               simple-audio-card,routing =
> +                       "Headphone Jack", "HPLEFT",
> +                       "Headphone Jack", "HPRIGHT",
> +                       "LEFTIN", "HPL",
> +                       "RIGHTIN", "HPR";
> +               simple-audio-card,aux-devs = <&hpa2>;
> +               sound2_cpu: simple-audio-card,cpu {
> +                       sound-dai = <&ssi1>;
> +               };
> +               sound2_codec: simple-audio-card,codec {
> +                       sound-dai = <&codec2>;
> +                       clocks = <&cs2000>;
> +               };
> +       };
> +
> +       panel {
> +               power-supply = <&reg_3p3v_display>;
> +               status = "disabled";
> +
> +               port {
> +                       panel_in: endpoint {
> +                               remote-endpoint = <&lvds0_out>;
> +                       };
> +               };
> +       };
> +
> +       disp0: disp0 {
> +               #address-cells = <1>;
> +               #size-cells = <0>;
> +               compatible = "fsl,imx-parallel-display";
> +               status = "disabled";
> +               pinctrl-names = "default";
> +               pinctrl-0 = <&pinctrl_disp0>;
> +
> +               port at 0 {
> +                       reg = <0>;
> +
> +                       disp0_in_0: endpoint {
> +                               remote-endpoint = <&ipu1_di0_disp0>;
> +                       };
> +               };
> +
> +               port at 1 {
> +                       reg = <1>;
> +
> +                       disp0_out: endpoint {
> +                               remote-endpoint = <&tc358767_in>;
> +                       };
> +               };
> +       };
> +
> +       cs2000_ref: cs2000-ref {
> +               compatible = "fixed-clock";
> +               #clock-cells = <0>;
> +               clock-frequency = <24576000>;
> +       };
> +
> +       cs2000_in_dummy: cs2000-in-dummy {
> +               compatible = "fixed-clock";
> +               #clock-cells = <0>;
> +               clock-frequency = <0>;
> +       };
> +
> +       edp_refclk: edp-refclk {
> +               #clock-cells = <0>;
> +               compatible = "fixed-clock";
> +               clock-frequency = <19200000>;
> +       };
> +};
> +
> +&reg_arm {
> +       vin-supply = <&sw1a_reg>;
> +};
> +
> +&reg_pu {
> +       vin-supply = <&sw1c_reg>;
> +};
> +
> +&reg_soc {
> +       vin-supply = <&sw1c_reg>;
> +};
> +
> +&ldb {
> +       lvds-channel at 0 {
> +               port at 4 {
> +                       reg = <4>;
> +
> +                       lvds0_out: endpoint {
> +                               remote-endpoint = <&panel_in>;
> +                       };
> +               };
> +       };
> +};
> +
> +&uart1 {
> +       pinctrl-names = "default";
> +       pinctrl-0 = <&pinctrl_uart1>;
> +       status = "okay";
> +};
> +
> +&uart3 {
> +       pinctrl-names = "default";
> +       pinctrl-0 = <&pinctrl_uart3>;
> +       fsl,uart-has-rtscts;
> +       linux,rs485-enabled-at-boot-time;
> +       status = "okay";
> +};
> +
> +&uart4 {
> +       pinctrl-names = "default";
> +       pinctrl-0 = <&pinctrl_uart4>;
> +       status = "okay";
> +};
> +
> +&ecspi1 {
> +       pinctrl-names = "default";
> +       pinctrl-0 = <&pinctrl_ecspi1>;
> +       status = "okay";
> +       fsl,spi-num-chipselects = <1>;
> +       cs-gpios = <&gpio2 30 GPIO_ACTIVE_HIGH>;
> +
> +       nor_flash: m25p128 at 0 {
> +               compatible = "m25p128";
> +               spi-max-frequency = <20000000>;
> +               reg = <0>;
> +       };
> +};
> +
> +&i2c1 {
> +       pinctrl-names = "default";
> +       pinctrl-0 = <&pinctrl_i2c1>;
> +       status = "okay";
> +       clock-frequency = <100000>;
> +
> +       codec2: tlv320dac3100 at 18 {
> +               compatible = "ti,tlv320dac3100";
> +               pinctrl-names = "default";
> +               pinctrl-0 = <&pinctrl_codec2>;
> +               reg = <0x18>;
> +               #sound-dai-cells = <0>;
> +               HPVDD-supply = <&reg_3p3v>;
> +               SPRVDD-supply = <&reg_3p3v>;
> +               SPLVDD-supply = <&reg_3p3v>;
> +               AVDD-supply = <&reg_3p3v>;
> +               IOVDD-supply = <&reg_3p3v>;
> +               DVDD-supply = <&vgen4_reg>;
> +               reset-gpio = <&gpio1 2 GPIO_ACTIVE_HIGH>;
> +       };
> +
> +       accel: MMA8451QT at 1c {
> +               pinctrl-names = "default";
> +               pinctrl-0 = <&pinctrl_accel>;
> +               compatible = "fsl,mma8451";
> +               reg = <0x1c>;
> +               interrupt-parent = <&gpio1>;
> +               interrupt-names = "int1", "int2";
> +               interrupts = <18 IRQ_TYPE_LEVEL_LOW>, <20 IRQ_TYPE_LEVEL_LOW>;
> +       };
> +
> +       hpa2: tpa6130a2 at 60 {
> +               compatible = "ti,tpa6130a2";
> +               pinctrl-names = "default";
> +               pinctrl-0 = <&pinctrl_tpa2>;
> +               reg = <0x60>;
> +               power-gpio = <&gpio1 5 GPIO_ACTIVE_HIGH>;
> +               Vdd-supply = <&reg_5p0v_main>;
> +       };
> +
> +       edp-bridge at 68 {
> +               compatible = "toshiba,tc358767";
> +               pinctrl-names = "default";
> +               pinctrl-0 = <&pinctrl_tc358767>;
> +               reg = <0x68>;
> +               status = "disabled";
> +               shutdown-gpios = <&gpio1 9 GPIO_ACTIVE_HIGH>;
> +               clock-names = "ref";
> +               clocks = <&edp_refclk>;
> +
> +               ports {
> +                       #address-cells = <1>;
> +                       #size-cells = <0>;
> +
> +                       port at 1 {
> +                               reg = <1>;
> +
> +                               tc358767_in: endpoint {
> +                                       remote-endpoint = <&disp0_out>;
> +                               };
> +                       };
> +               };
> +       };
> +};
> +
> +&i2c2 {
> +       pinctrl-names = "default";
> +       pinctrl-0 = <&pinctrl_i2c2>;
> +       status = "okay";
> +       clock-frequency = <100000>;
> +
> +       pmic: pfuze100 at 08 {
> +               compatible = "fsl,pfuze100";
> +               pinctrl-names = "default";
> +               pinctrl-0 = <&pinctrl_pfuze100_irq>;
> +               reg = <0x08>;
> +               interrupt-parent = <&gpio7>;
> +               interrupts = <13 IRQ_TYPE_LEVEL_LOW>;
> +               vin-supply = <&reg_3p3v_pmic>;
> +
> +               regulators {
> +                       sw1a_reg: sw1ab {
> +                               regulator-min-microvolt = <300000>;
> +                               regulator-max-microvolt = <1875000>;
> +                               regulator-boot-on;
> +                               regulator-always-on;
> +                               regulator-ramp-delay = <6250>;
> +                       };
> +
> +                       sw1c_reg: sw1c {
> +                               regulator-min-microvolt = <300000>;
> +                               regulator-max-microvolt = <1875000>;
> +                               regulator-boot-on;
> +                               regulator-always-on;
> +                               regulator-ramp-delay = <6250>;
> +                       };
> +
> +                       sw2_reg: sw2 {
> +                               regulator-min-microvolt = <800000>;
> +                               regulator-max-microvolt = <3000000>;
> +                               regulator-boot-on;
> +                               regulator-always-on;
> +                       };
> +
> +                       sw3a_reg: sw3a {
> +                               regulator-min-microvolt = <400000>;
> +                               regulator-max-microvolt = <1500000>;
> +                               regulator-boot-on;
> +                               regulator-always-on;
> +                       };
> +
> +                       sw3b_reg: sw3b {
> +                               regulator-min-microvolt = <400000>;
> +                               regulator-max-microvolt = <1500000>;
> +                               regulator-boot-on;
> +                               regulator-always-on;
> +                       };
> +
> +                       sw4_reg: sw4 {
> +                               regulator-min-microvolt = <800000>;
> +                               regulator-max-microvolt = <1800000>;
> +                               regulator-boot-on;
> +                               regulator-always-on;
> +                       };
> +
> +                       snvs_reg: vsnvs {
> +                               regulator-min-microvolt = <1000000>;
> +                               regulator-max-microvolt = <3000000>;
> +                               regulator-boot-on;
> +                               regulator-always-on;
> +                       };
> +
> +                       vref_reg: vrefddr {
> +                               regulator-boot-on;
> +                               regulator-always-on;
> +                       };
> +
> +                       vgen2_reg: vgen2 {
> +                               regulator-min-microvolt = <1000000>;
> +                               regulator-max-microvolt = <1500000>;
> +                               regulator-always-on;
> +                       };
> +
> +                       vgen4_reg: vgen4 {
> +                               regulator-min-microvolt = <1200000>;
> +                               regulator-max-microvolt = <1800000>;
> +                               regulator-always-on;
> +                       };
> +
> +                       vgen5_reg: vgen5 {
> +                               regulator-min-microvolt = <1800000>;
> +                               regulator-max-microvolt = <2500000>;
> +                               regulator-always-on;
> +                       };
> +
> +                       vgen6_reg: vgen6 {
> +                               regulator-min-microvolt = <1800000>;
> +                               regulator-max-microvolt = <2800000>;
> +                               regulator-always-on;
> +                       };
> +               };
> +       };
> +
> +       lm75 at 48 {
> +               compatible = "national,lm75";
> +               reg = <0x48>;
> +       };
> +
> +       cs2000: cs2000 at 4e {
> +               compatible = "cirrus,cs2000-cp";
> +               reg = <0x4e>;
> +               #clock-cells = <0>;
> +               clock-names = "clk_in", "ref_clk";
> +               clocks = <&cs2000_in_dummy>, <&cs2000_ref>;
> +               assigned-clocks = <&cs2000>;
> +               assigned-clock-rates = <24000000>;
> +       };
> +
> +       eeprom: at24 at 54 {
> +               compatible = "at,24c128";
> +               reg = <0x54>;
> +       };
> +
> +       rtc: ds1341 at 68 {
> +               compatible = "dallas,ds1341";
> +               reg = <0x68>;
> +       };
> +};
> +
> +&i2c3 {
> +       pinctrl-names = "default";
> +       pinctrl-0 = <&pinctrl_i2c3>;
> +       status = "okay";
> +       clock-frequency = <400000>;
> +
> +       codec1: tlv320dac3100 at 18 {
> +               compatible = "ti,tlv320dac3100";
> +               pinctrl-names = "default";
> +               pinctrl-0 = <&pinctrl_codec1>;
> +               reg = <0x18>;
> +               #sound-dai-cells = <0>;
> +               HPVDD-supply = <&reg_3p3v>;
> +               SPRVDD-supply = <&reg_3p3v>;
> +               SPLVDD-supply = <&reg_3p3v>;
> +               AVDD-supply = <&reg_3p3v>;
> +               IOVDD-supply = <&reg_3p3v>;
> +               DVDD-supply = <&vgen4_reg>;
> +               reset-gpio = <&gpio1 0 GPIO_ACTIVE_HIGH>;
> +       };
> +
> +       rmi-i2c-dev at 20 {
> +               compatible = "syna,rmi4-i2c";
> +               pinctrl-names = "default";
> +               pinctrl-0 = <&pinctrl_ts>;
> +               reg = <0x20>;
> +               interrupt-parent = <&gpio1>;

IRQ type should be level with the Synaptics controllers as it's
possible to get stuck otherwise.

> +               interrupts = <8 IRQ_TYPE_EDGE_FALLING>;
> +               vdd-supply = <&reg_5p0v_main>;
> +               vio-supply = <&reg_3p3v>;
> +
> +               #address-cells = <1>;
> +               #size-cells = <0>;
> +
> +               rmi4-f01 at 1 {
> +                       reg = <0x1>;
> +                       syna,nosleep-mode = <1>;
> +               };
> +
> +               rmi4-f11 at 11 {
> +                       reg = <0x11>;
> +                       touchscreen-inverted-y;
> +                       touchscreen-swapped-x-y;
> +                       syna,sensor-type = <1>;
> +               };
> +
> +               rmi4-f12 at 12 {
> +                       reg = <0x12>;
> +                       touchscreen-inverted-y;
> +                       touchscreen-swapped-x-y;
> +                       syna,sensor-type = <1>;
> +               };
> +       };
> +
> +       hpa1: tpa6130a2 at 60 {
> +               compatible = "ti,tpa6130a2";
> +               pinctrl-names = "default";
> +               pinctrl-0 = <&pinctrl_tpa1>;
> +               reg = <0x60>;
> +               power-gpio = <&gpio1 4 GPIO_ACTIVE_HIGH>;
> +               Vdd-supply = <&reg_5p0v_main>;
> +       };
> +};
> +
> +&ipu1_di0_disp0 {
> +       remote-endpoint = <&disp0_in_0>;
> +};
> +
> +&pcie {
> +       pinctrl-names = "default";
> +       pinctrl-0 = <&pinctrl_pcie>;
> +       reset-gpio = <&gpio7 12 GPIO_ACTIVE_LOW>;
> +       status = "okay";
> +};
> +
> +
> +&usdhc2 {
> +       pinctrl-names = "default";
> +       pinctrl-0 = <&pinctrl_usdhc2>;
> +       bus-width = <4>;
> +       cd-gpios = <&gpio2 2 GPIO_ACTIVE_LOW>;
> +       wp-gpios = <&gpio2 3 GPIO_ACTIVE_HIGH>;
> +       vmmc-supply = <&reg_3p3v_sd>;
> +       vqmmc-supply = <&reg_3p3v>;
> +       status = "okay";
> +};
> +
> +&usdhc3 {
> +       pinctrl-names = "default";
> +       pinctrl-0 = <&pinctrl_usdhc3>;
> +       bus-width = <4>;
> +       cd-gpios = <&gpio2 0 GPIO_ACTIVE_LOW>;
> +       wp-gpios = <&gpio2 1 GPIO_ACTIVE_HIGH>;
> +       vmmc-supply = <&reg_3p3v_sd>;
> +       vqmmc-supply = <&reg_3p3v>;
> +       status = "okay";
> +};
> +
> +&usdhc4 {
> +       pinctrl-names = "default";
> +       pinctrl-0 = <&pinctrl_usdhc4>;
> +       bus-width = <8>;
> +       vmmc-supply = <&reg_3p3v>;
> +       vqmmc-supply = <&reg_3p3v>;
> +       non-removable;
> +       status = "okay";
> +};
> +
> +&sata {
> +       status = "okay";
> +       target-supply = <&reg_3p3v_ssd>;
> +};
> +
> +&fec {
> +       pinctrl-names = "default";
> +       pinctrl-0 = <&pinctrl_enet>;
> +       phy-mode = "rmii";
> +       phy-reset-gpios = <&gpio1 23 0 GPIO_ACTIVE_LOW>;
> +       phy-reset-duration = "100";
> +       phy-supply = <&reg_3p3v>;
> +       status = "okay";
> +
> +       fixed-link {
> +               speed = <100>;
> +               full-duplex;
> +       };
> +};
> +
> +&usbh1 {
> +       vbus-supply = <&reg_5p0v_main>;
> +       status = "okay";
> +};
> +
> +&usbotg {
> +       vbus-supply = <&reg_5p0v_user_usb>;
> +       disable-over-current;
> +       dr_mode = "host";
> +       status = "okay";
> +};
> +
> +
> +&ssi1 {
> +       status = "okay";
> +};
> +
> +&ssi2 {
> +       status = "okay";
> +};
> +
> +&audmux {
> +       status = "okay";
> +       pinctrl-names = "default";
> +       pinctrl-0 = <&pinctrl_audmux>;
> +
> +       ssi1 {
> +               fsl,audmux-port = <0>;
> +               fsl,port-config = <
> +                       (IMX_AUDMUX_V2_PTCR_SYN |
> +                        IMX_AUDMUX_V2_PTCR_TFSEL(2) |
> +                        IMX_AUDMUX_V2_PTCR_TCSEL(2) |
> +                        IMX_AUDMUX_V2_PTCR_TFSDIR |
> +                        IMX_AUDMUX_V2_PTCR_TCLKDIR)
> +                       IMX_AUDMUX_V2_PDCR_RXDSEL(2)
> +               >;
> +       };
> +
> +       aud3 {
> +               fsl,audmux-port = <2>;
> +               fsl,port-config = <
> +                       IMX_AUDMUX_V2_PTCR_SYN
> +                       IMX_AUDMUX_V2_PDCR_RXDSEL(0)
> +               >;
> +       };
> +
> +       ssi2 {
> +               fsl,audmux-port = <1>;
> +               fsl,port-config = <
> +                       (IMX_AUDMUX_V2_PTCR_SYN |
> +                        IMX_AUDMUX_V2_PTCR_TFSEL(4) |
> +                        IMX_AUDMUX_V2_PTCR_TCSEL(4) |
> +                        IMX_AUDMUX_V2_PTCR_TFSDIR |
> +                        IMX_AUDMUX_V2_PTCR_TCLKDIR)
> +                       IMX_AUDMUX_V2_PDCR_RXDSEL(4)
> +               >;
> +       };
> +
> +       aud5 {
> +               fsl,audmux-port = <4>;
> +               fsl,port-config = <
> +                       IMX_AUDMUX_V2_PTCR_SYN
> +                       IMX_AUDMUX_V2_PDCR_RXDSEL(1)
> +               >;
> +       };
> +};
> +
> +&iomuxc {
> +       pinctrl-names = "default";
> +
> +       imx6qdl-zii-rdu2 {
> +               pinctrl_codec1: dac1grp {
> +                       fsl,pins = <
> +                               MX6QDL_PAD_GPIO_0__GPIO1_IO00           0x40000038
> +                       >;
> +               };
> +
> +               pinctrl_codec2: dac2grp {
> +                       fsl,pins = <
> +                               MX6QDL_PAD_GPIO_2__GPIO1_IO02           0x40000038
> +                       >;
> +               };
> +
> +               pinctrl_accel: accelgrp {
> +                       fsl,pins = <
> +                               MX6QDL_PAD_SD1_CMD__GPIO1_IO18          0x4001b000
> +                               MX6QDL_PAD_SD1_CLK__GPIO1_IO20          0x4001b000
> +                       >;
> +               };
> +
> +               pinctrl_tpa1: tpa6130-1grp {
> +                       fsl,pins = <
> +                               MX6QDL_PAD_GPIO_4__GPIO1_IO04           0x40000038
> +                       >;
> +               };
> +
> +               pinctrl_tpa2: tpa6130-2grp {
> +                       fsl,pins = <
> +                               MX6QDL_PAD_GPIO_5__GPIO1_IO05           0x40000038
> +                       >;
> +               };
> +
> +               pinctrl_reg_user_usb: usbotggrp {
> +                       fsl,pins = <
> +                               MX6QDL_PAD_EIM_D22__GPIO3_IO22          0x40000038
> +                       >;
> +               };
> +
> +               pinctrl_ts: tsgrp {
> +                       fsl,pins = <
> +                               MX6QDL_PAD_GPIO_8__GPIO1_IO08           0x1b0b0
> +                               MX6QDL_PAD_GPIO_7__GPIO1_IO07           0x1b0b0
> +                       >;
> +               };
> +
> +               pinctrl_pfuze100_irq: pfuze100grp {
> +                       fsl,pins = <
> +                               MX6QDL_PAD_GPIO_18__GPIO7_IO13          0x40010000
> +                       >;
> +               };
> +
> +               pinctrl_rmii_phy_irq: phygrp {
> +                       fsl,pins = <
> +                               MX6QDL_PAD_EIM_D30__GPIO3_IO30          0x40010000
> +                       >;
> +               };
> +
> +               pinctrl_reg_3p3v_sd: mmcsupply1grp {
> +                       fsl,pins = <
> +                               MX6QDL_PAD_SD3_RST__GPIO7_IO08          0x858
> +                       >;
> +               };
> +
> +               pinctrl_ecspi1: ecspi1grp {
> +                       fsl,pins = <
> +                               MX6QDL_PAD_EIM_D17__ECSPI1_MISO         0x100b1
> +                               MX6QDL_PAD_EIM_D18__ECSPI1_MOSI         0x100b1
> +                               MX6QDL_PAD_EIM_D16__ECSPI1_SCLK         0x100b1
> +                               MX6QDL_PAD_EIM_EB2__GPIO2_IO30          0x1b0b1
> +                       >;
> +               };
> +
> +               pinctrl_enet: enetgrp {
> +                       fsl,pins = <
> +                               MX6QDL_PAD_ENET_MDC__ENET_MDC           0x000b1
> +                               MX6QDL_PAD_ENET_MDIO__ENET_MDIO         0x100b1
> +                               MX6QDL_PAD_ENET_CRS_DV__ENET_RX_EN      0x100f5
> +                               MX6QDL_PAD_ENET_TX_EN__ENET_TX_EN       0x100f5
> +                               MX6QDL_PAD_ENET_RXD0__ENET_RX_DATA0     0x100c0
> +                               MX6QDL_PAD_ENET_RXD1__ENET_RX_DATA1     0x100c0
> +                               MX6QDL_PAD_ENET_TXD0__ENET_TX_DATA0     0x100f5
> +                               MX6QDL_PAD_ENET_TXD1__ENET_TX_DATA1     0x100f5
> +                               MX6QDL_PAD_GPIO_16__ENET_REF_CLK        0x40010040
> +                               MX6QDL_PAD_ENET_RX_ER__ENET_RX_ER       0x100b0
> +                               MX6QDL_PAD_ENET_REF_CLK__GPIO1_IO23     0x1b0b0
> +                       >;
> +               };
> +
> +               pinctrl_audmux: audmuxgrp {
> +                       fsl,pins = <
> +                               MX6QDL_PAD_KEY_COL0__AUD5_TXC           0x130b0
> +                               MX6QDL_PAD_KEY_ROW0__AUD5_TXD           0x130b0
> +                               MX6QDL_PAD_KEY_COL1__AUD5_TXFS          0x130b0
> +                               MX6QDL_PAD_CSI0_DAT4__AUD3_TXC          0x130b0
> +                               MX6QDL_PAD_CSI0_DAT5__AUD3_TXD          0x130b0
> +                               MX6QDL_PAD_CSI0_DAT6__AUD3_TXFS         0x130b0
> +                       >;
> +               };
> +
> +               pinctrl_i2c1: i2c1grp {
> +                       fsl,pins = <
> +                               MX6QDL_PAD_CSI0_DAT8__I2C1_SDA          0x4001b8b1
> +                               MX6QDL_PAD_CSI0_DAT9__I2C1_SCL          0x4001b8b1
> +                       >;
> +               };
> +
> +               pinctrl_i2c2: i2c2grp {
> +                       fsl,pins = <
> +                               MX6QDL_PAD_KEY_COL3__I2C2_SCL           0x4001b8b1
> +                               MX6QDL_PAD_KEY_ROW3__I2C2_SDA           0x4001b8b1
> +                       >;
> +               };
> +
> +               pinctrl_i2c3: i2c3grp {
> +                       fsl,pins = <
> +                               MX6QDL_PAD_GPIO_3__I2C3_SCL             0x4001b8b1
> +                               MX6QDL_PAD_GPIO_6__I2C3_SDA             0x4001b8b1
> +                       >;
> +               };
> +
> +               pinctrl_pcie: pciegrp {
> +                       fsl,pins = <
> +                               MX6QDL_PAD_GPIO_17__GPIO7_IO12          0x10038
> +                       >;
> +               };
> +
> +               pinctrl_uart1: uart1grp {
> +                       fsl,pins = <
> +                               MX6QDL_PAD_CSI0_DAT10__UART1_TX_DATA    0x1b0b1
> +                               MX6QDL_PAD_CSI0_DAT11__UART1_RX_DATA    0x1b0b1
> +                       >;
> +               };
> +
> +               pinctrl_uart3: uart3grp {
> +                       fsl,pins = <
> +                               MX6QDL_PAD_EIM_D24__UART3_TX_DATA       0x1b0b1
> +                               MX6QDL_PAD_EIM_D25__UART3_RX_DATA       0x1b0b1
> +                               MX6QDL_PAD_EIM_D31__UART3_RTS_B         0x1b0b1
> +                       >;
> +               };
> +
> +               pinctrl_uart4: uart4grp {
> +                       fsl,pins = <
> +                               MX6QDL_PAD_CSI0_DAT12__UART4_TX_DATA    0x1b0b1
> +                               MX6QDL_PAD_CSI0_DAT13__UART4_RX_DATA    0x1b0b1
> +                       >;
> +               };
> +
> +               pinctrl_usdhc2: usdhc2grp {
> +                       fsl,pins = <
> +                               MX6QDL_PAD_SD2_CMD__SD2_CMD             0x10059
> +                               MX6QDL_PAD_SD2_CLK__SD2_CLK             0x10069
> +                               MX6QDL_PAD_SD2_DAT0__SD2_DATA0          0x17059
> +                               MX6QDL_PAD_SD2_DAT1__SD2_DATA1          0x17059
> +                               MX6QDL_PAD_SD2_DAT2__SD2_DATA2          0x17059
> +                               MX6QDL_PAD_SD2_DAT3__SD2_DATA3          0x17059
> +                               MX6QDL_PAD_NANDF_D3__GPIO2_IO03         0x40010040
> +                               MX6QDL_PAD_NANDF_D2__GPIO2_IO02         0x40010040
> +                       >;
> +               };
> +
> +               pinctrl_usdhc3: usdhc3grp {
> +                       fsl,pins = <
> +                               MX6QDL_PAD_SD3_CMD__SD3_CMD             0x10059
> +                               MX6QDL_PAD_SD3_CLK__SD3_CLK             0x10069
> +                               MX6QDL_PAD_SD3_DAT0__SD3_DATA0          0x17059
> +                               MX6QDL_PAD_SD3_DAT1__SD3_DATA1          0x17059
> +                               MX6QDL_PAD_SD3_DAT2__SD3_DATA2          0x17059
> +                               MX6QDL_PAD_SD3_DAT3__SD3_DATA3          0x17059
> +                               MX6QDL_PAD_NANDF_D1__GPIO2_IO01         0x40010040
> +                               MX6QDL_PAD_NANDF_D0__GPIO2_IO00         0x40010040
> +
> +                       >;
> +               };
> +
> +               pinctrl_usdhc4: usdhc4grp {
> +                       fsl,pins = <
> +                               MX6QDL_PAD_SD4_CMD__SD4_CMD             0x17059
> +                               MX6QDL_PAD_SD4_CLK__SD4_CLK             0x10059
> +                               MX6QDL_PAD_SD4_DAT0__SD4_DATA0          0x17059
> +                               MX6QDL_PAD_SD4_DAT1__SD4_DATA1          0x17059
> +                               MX6QDL_PAD_SD4_DAT2__SD4_DATA2          0x17059
> +                               MX6QDL_PAD_SD4_DAT3__SD4_DATA3          0x17059
> +                               MX6QDL_PAD_SD4_DAT4__SD4_DATA4          0x17059
> +                               MX6QDL_PAD_SD4_DAT5__SD4_DATA5          0x17059
> +                               MX6QDL_PAD_SD4_DAT6__SD4_DATA6          0x17059
> +                               MX6QDL_PAD_SD4_DAT7__SD4_DATA7          0x17059
> +                               MX6QDL_PAD_NANDF_ALE__SD4_RESET         0x1b0b1
> +                       >;
> +               };
> +
> +               pinctrl_mdio1: bitbangmdiogrp {
> +                       fsl,pins = <
> +                               /* Bitbang MDIO for DEB Switch */
> +                               MX6QDL_PAD_CSI0_DAT19__GPIO6_IO05       0x4001b030
> +                               MX6QDL_PAD_CSI0_DAT18__GPIO6_IO04       0x40018830
> +                       >;
> +               };
> +
> +               pinctrl_disp0: disp0grp {
> +                       fsl,pins = <
> +                               MX6QDL_PAD_DI0_DISP_CLK__IPU1_DI0_DISP_CLK 0x100f9
> +                               MX6QDL_PAD_DI0_PIN15__IPU1_DI0_PIN15       0x100f9
> +                               MX6QDL_PAD_DI0_PIN2__IPU1_DI0_PIN02        0x100f9
> +                               MX6QDL_PAD_DI0_PIN3__IPU1_DI0_PIN03        0x100f9
> +                               MX6QDL_PAD_DISP0_DAT0__IPU1_DISP0_DATA00   0x100f9
> +                               MX6QDL_PAD_DISP0_DAT1__IPU1_DISP0_DATA01   0x100f9
> +                               MX6QDL_PAD_DISP0_DAT2__IPU1_DISP0_DATA02   0x100f9
> +                               MX6QDL_PAD_DISP0_DAT3__IPU1_DISP0_DATA03   0x100f9
> +                               MX6QDL_PAD_DISP0_DAT4__IPU1_DISP0_DATA04   0x100f9
> +                               MX6QDL_PAD_DISP0_DAT5__IPU1_DISP0_DATA05   0x100f9
> +                               MX6QDL_PAD_DISP0_DAT6__IPU1_DISP0_DATA06   0x100f9
> +                               MX6QDL_PAD_DISP0_DAT7__IPU1_DISP0_DATA07   0x100f9
> +                               MX6QDL_PAD_DISP0_DAT8__IPU1_DISP0_DATA08   0x100f9
> +                               MX6QDL_PAD_DISP0_DAT9__IPU1_DISP0_DATA09   0x100f9
> +                               MX6QDL_PAD_DISP0_DAT10__IPU1_DISP0_DATA10  0x100f9
> +                               MX6QDL_PAD_DISP0_DAT11__IPU1_DISP0_DATA11  0x100f9
> +                               MX6QDL_PAD_DISP0_DAT12__IPU1_DISP0_DATA12  0x100f9
> +                               MX6QDL_PAD_DISP0_DAT13__IPU1_DISP0_DATA13  0x100f9
> +                               MX6QDL_PAD_DISP0_DAT14__IPU1_DISP0_DATA14  0x100f9
> +                               MX6QDL_PAD_DISP0_DAT15__IPU1_DISP0_DATA15  0x100f9
> +                               MX6QDL_PAD_DISP0_DAT16__IPU1_DISP0_DATA16  0x100f9
> +                               MX6QDL_PAD_DISP0_DAT17__IPU1_DISP0_DATA17  0x100f9
> +                               MX6QDL_PAD_DISP0_DAT18__IPU1_DISP0_DATA18  0x100f9
> +                               MX6QDL_PAD_DISP0_DAT19__IPU1_DISP0_DATA19  0x100f9
> +                               MX6QDL_PAD_DISP0_DAT20__IPU1_DISP0_DATA20  0x100f9
> +                               MX6QDL_PAD_DISP0_DAT21__IPU1_DISP0_DATA21  0x100f9
> +                               MX6QDL_PAD_DISP0_DAT22__IPU1_DISP0_DATA22  0x100f9
> +                               MX6QDL_PAD_DISP0_DAT23__IPU1_DISP0_DATA23  0x100f9
> +                       >;
> +               };
> +
> +               pinctrl_tc358767: tc358767grp {
> +                       fsl,pins = <
> +                               MX6QDL_PAD_GPIO_9__GPIO1_IO09           0x10
> +                       >;
> +               };
> +       };
> +};
> diff --git a/arch/arm/boot/dts/imx6qp-zii-rdu2.dts b/arch/arm/boot/dts/imx6qp-zii-rdu2.dts
> new file mode 100644
> index 000000000000..882b3bd97e07
> --- /dev/null
> +++ b/arch/arm/boot/dts/imx6qp-zii-rdu2.dts
> @@ -0,0 +1,50 @@
> +/*
> + * Copyright (C) 2016-2017 Zodiac Inflight Innovations
> + *
> + * This file is dual-licensed: you can use it either under the terms
> + * of the GPL or the X11 license, at your option. Note that this dual
> + * licensing only applies to this file, and not this project as a
> + * whole.
> + *
> + *  a) This file 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.
> + *
> + *     This file is distributed in the hope that it will be useful,
> + *     but WITHOUT ANY WARRANTY; without even the implied warranty of
> + *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
> + *     GNU General Public License for more details.
> + *
> + * Or, alternatively,
> + *
> + *  b) Permission is hereby granted, free of charge, to any person
> + *     obtaining a copy of this software and associated documentation
> + *     files (the "Software"), to deal in the Software without
> + *     restriction, including without limitation the rights to use,
> + *     copy, modify, merge, publish, distribute, sublicense, and/or
> + *     sell copies of the Software, and to permit persons to whom the
> + *     Software is furnished to do so, subject to the following
> + *     conditions:
> + *
> + *     The above copyright notice and this permission notice shall be
> + *     included in all copies or substantial portions of the Software.
> + *
> + *     THE SOFTWARE IS PROVIDED , WITHOUT WARRANTY OF ANY KIND,
> + *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
> + *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
> + *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
> + *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
> + *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
> + *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
> + *     OTHER DEALINGS IN THE SOFTWARE.
> + */
> +
> +/dts-v1/;
> +
> +#include <imx6qp.dtsi>
> +#include <imx6qdl-zii-rdu2.dtsi>
> +
> +/ {
> +       model = "ZII RDU2+ Board";
> +       compatible = "zii,imx6qp-zii-rdu2", "fsl,imx6qp";
> +};
> --
> 2.11.0
>



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