Subject: Re: [PATCH v1] arm64: dts: freescale: add initial support for colibri imx8x

From: Shawn Guo <[email-masked]>
Date: Mon, 7 Oct 2019 19:48:41 +0800

On Mon, Sep 16, 2019 at 03:04:27PM +0200, Marcel Ziswiler wrote:
> From: Marcel Ziswiler <[email-masked]>
> 
> This patch adds the device tree to support Toradex Colibri iMX8X a
> computer on module which can be used on different carrier boards.
> 
> The module consists of a NXP i.MX 8X family SoC (either i.MX 8DualX or
> 8QuadXPlus), a PF8100 PMIC, a FastEthernet PHY, 1 or 2 GB of LPDDR4
> RAM, some level shifters, a Micron eMMC, a USB hub, an AD7879 resistive
> touch controller, a SGTL5000 audio codec and on-module CSI as well as
> DSI-LVDS FFC receptacles plus an optional Bluetooth/Wi-Fi module.
> 
> Anything that is not self-contained on the module is disabled by
> default.
> 
> The device tree for the Colibri Evaluation Board includes the module's
> device tree and enables the supported peripherals of the carrier board
> (the Colibri Evaluation Board supports almost all of them).
> 
> So far there is no display or USB functionality supported at all but
> basic console UART, eMMC and Ethernet functionality work fine.
> 
> Signed-off-by: Marcel Ziswiler <[email-masked]>
> 
> ---
> 
>  arch/arm64/boot/dts/freescale/Makefile        |   1 +
>  .../dts/freescale/imx8qxp-colibri-eval-v3.dts |  15 +
>  .../freescale/imx8qxp-colibri-eval-v3.dtsi    |  62 ++
>  .../boot/dts/freescale/imx8qxp-colibri.dtsi   | 592 ++++++++++++++++++
>  4 files changed, 670 insertions(+)
>  create mode 100644 arch/arm64/boot/dts/freescale/imx8qxp-colibri-eval-v3.dts
>  create mode 100644 arch/arm64/boot/dts/freescale/imx8qxp-colibri-eval-v3.dtsi
>  create mode 100644 arch/arm64/boot/dts/freescale/imx8qxp-colibri.dtsi
> 
> diff --git a/arch/arm64/boot/dts/freescale/Makefile b/arch/arm64/boot/dts/freescale/Makefile
> index 93fce8f0c66d..bd3764e52cfd 100644
> --- a/arch/arm64/boot/dts/freescale/Makefile
> +++ b/arch/arm64/boot/dts/freescale/Makefile
> @@ -31,4 +31,5 @@ dtb-$(CONFIG_ARCH_MXC) += imx8mq-pico-pi.dtb
>  dtb-$(CONFIG_ARCH_MXC) += imx8mq-zii-ultra-rmb3.dtb
>  dtb-$(CONFIG_ARCH_MXC) += imx8mq-zii-ultra-zest.dtb
>  dtb-$(CONFIG_ARCH_MXC) += imx8qxp-ai_ml.dtb
> +dtb-$(CONFIG_ARCH_MXC) += imx8qxp-colibri-eval-v3.dtb
>  dtb-$(CONFIG_ARCH_MXC) += imx8qxp-mek.dtb
> diff --git a/arch/arm64/boot/dts/freescale/imx8qxp-colibri-eval-v3.dts b/arch/arm64/boot/dts/freescale/imx8qxp-colibri-eval-v3.dts
> new file mode 100644
> index 000000000000..85fc800c348f
> --- /dev/null
> +++ b/arch/arm64/boot/dts/freescale/imx8qxp-colibri-eval-v3.dts
> @@ -0,0 +1,15 @@
> +// SPDX-License-Identifier: GPL-2.0+ OR X11

s/X11/MIT

X11 is identical to the MIT License, but with an extra sentence that
prohibits using the copyright holders' names for advertising or
promotional purposes without written permission.

> +/*
> + * Copyright 2019 Toradex
> + */
> +
> +/dts-v1/;
> +
> +#include "imx8qxp-colibri.dtsi"
> +#include "imx8qxp-colibri-eval-v3.dtsi"
> +
> +/ {
> +	model = "Toradex Colibri iMX8QXP/DX on Colibri Evaluation Board V3";
> +	compatible = "toradex,colibri-imx8qxp-eval-v3",
> +		     "toradex,colibri-imx8qxp", "fsl,imx8qxp";

Please document these board compatibles in a separate patch.

> +};
> diff --git a/arch/arm64/boot/dts/freescale/imx8qxp-colibri-eval-v3.dtsi b/arch/arm64/boot/dts/freescale/imx8qxp-colibri-eval-v3.dtsi
> new file mode 100644
> index 000000000000..f5e4f380755c
> --- /dev/null
> +++ b/arch/arm64/boot/dts/freescale/imx8qxp-colibri-eval-v3.dtsi
> @@ -0,0 +1,62 @@
> +// SPDX-License-Identifier: GPL-2.0+ OR X11
> +/*
> + * Copyright 2019 Toradex
> + */
> +
> +#include "dt-bindings/input/linux-event-codes.h"
> +
> +/ {
> +	aliases {
> +		rtc0 = &rtc_i2c;
> +		rtc1 = &rtc;
> +	};
> +
> +	gpio-keys {
> +		compatible = "gpio-keys";
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&pinctrl_gpiokeys>;
> +
> +		power {
> +			label = "Wake-Up";
> +			gpios = <&lsio_gpio3 10 GPIO_ACTIVE_HIGH>;
> +			linux,code = <KEY_WAKEUP>;
> +			debounce-interval = <10>;
> +			gpio-key,wakeup;

Check out Documentation/devicetree/bindings/power/wakeup-source.txt

> +		};
> +	};
> +};
> +
> +/* Colibri Ethernet */
> +&fec1 {
> +	status = "okay";
> +};
> +
> +&adma_i2c1 {

Sort these labeling nodes alphabetically.

> +	status = "okay";
> +
> +	/* M41T0M6 real time clock on carrier board */
> +	rtc_i2c: rtc@68 {
> +		compatible = "st,m41t0";
> +		reg = <0x68>;
> +	};
> +};
> +
> +/* Colibri UART_B */
> +&adma_lpuart0 {
> +	status= "okay";
> +};
> +
> +/* Colibri UART_C */
> +&adma_lpuart2 {
> +	status= "okay";
> +};
> +
> +/* Colibri UART_A */
> +&adma_lpuart3 {
> +	status= "okay";
> +};
> +
> +/* Colibri SDCard */
> +&usdhc2 {
> +	status = "okay";
> +};
> diff --git a/arch/arm64/boot/dts/freescale/imx8qxp-colibri.dtsi b/arch/arm64/boot/dts/freescale/imx8qxp-colibri.dtsi
> new file mode 100644
> index 000000000000..efdc332d082e
> --- /dev/null
> +++ b/arch/arm64/boot/dts/freescale/imx8qxp-colibri.dtsi
> @@ -0,0 +1,592 @@
> +// SPDX-License-Identifier: GPL-2.0+ OR X11
> +/*
> + * Copyright 2019 Toradex
> + */
> +
> +#include "imx8qxp.dtsi"
> +
> +/ {
> +	model = "Toradex Colibri iMX8QXP/DX Module";
> +	compatible = "toradex,colibri-imx8x", "fsl,imx8qxp";
> +
> +	chosen {
> +		stdout-path = &adma_lpuart3;
> +	};
> +
> +	reg_module_3v3: regulator-module-3v3 {
> +		compatible = "regulator-fixed";
> +		regulator-name = "+V3.3";
> +		regulator-min-microvolt = <3300000>;
> +		regulator-max-microvolt = <3300000>;
> +	};
> +};
> +
> +/* Colibri Ethernet */
> +&fec1 {
> +	pinctrl-names = "default", "sleep";
> +	pinctrl-0 = <&pinctrl_fec1>;
> +	pinctrl-1 = <&pinctrl_fec1_sleep>;
> +	phy-mode = "rmii";
> +	phy-handle = <&ethphy0>;
> +	fsl,magic-packet;
> +
> +	mdio {
> +		#address-cells = <1>;
> +		#size-cells = <0>;
> +
> +		ethphy0: ethernet-phy@2 {
> +			compatible = "ethernet-phy-ieee802.3-c22";
> +			max-speed = <100>;
> +			reg = <2>;
> +		};
> +	};
> +};
> +
> +/* On-module I2C */
> +&adma_i2c0 {
> +	#address-cells = <1>;
> +	#size-cells = <0>;
> +	clock-frequency = <100000>;
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&pinctrl_i2c0>, <&pinctrl_sgtl5000_usb_clk>;
> +	status = "okay";
> +
> +	/* Touch controller */
> +	ad7879@2c {

Use a generic node name.

> +		compatible = "adi,ad7879-1";
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&pinctrl_ad7879_int>;
> +		reg = <0x2c>;
> +		interrupt-parent = <&lsio_gpio3>;
> +		interrupts = <5 IRQ_TYPE_EDGE_FALLING>;
> +		touchscreen-max-pressure = <4096>;
> +		adi,resistance-plate-x = <120>;
> +		adi,first-conversion-delay = /bits/ 8 <3>;
> +		adi,acquisition-time = /bits/ 8 <1>;
> +		adi,median-filter-size = /bits/ 8 <2>;
> +		adi,averaging = /bits/ 8 <1>;
> +		adi,conversion-interval = /bits/ 8 <255>;
> +	};
> +};
> +
> +/* Colibri I2C */
> +&adma_i2c1 {
> +	#address-cells = <1>;
> +	#size-cells = <0>;
> +	clock-frequency = <100000>;
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&pinctrl_i2c1>;
> +};
> +
> +&iomuxc {

You may put iomuxc at end of the file to improve the readability, as the
node contains so much pinctrl data.

> +	pinctrl-names = "default";
> +	pinctrl-0 = <&pinctrl_hog0>, <&pinctrl_hog1>, <&pinctrl_ext_io0>;
> +
> +	colibri-imx8qxp {

Drop this unneeded container node.

> +		/* On-module touch pen-down interrupt */
> +		pinctrl_ad7879_int: ad7879-int {
> +			fsl,pins = <
> +				IMX8QXP_MIPI_CSI0_I2C0_SCL_LSIO_GPIO3_IO05	0x21
> +			>;
> +		};
> +
> +		/* Colibri Analogue Inputs */
> +		pinctrl_adc0: adc0grp {
> +			fsl,pins = <
> +				IMX8QXP_ADC_IN0_ADMA_ADC_IN0			0x60		/* SODIMM   8 */
> +				IMX8QXP_ADC_IN1_ADMA_ADC_IN1			0x60		/* SODIMM   6 */
> +				IMX8QXP_ADC_IN4_ADMA_ADC_IN4			0x60		/* SODIMM   4 */
> +				IMX8QXP_ADC_IN5_ADMA_ADC_IN5			0x60		/* SODIMM   2 */
> +			>;
> +		};
> +
> +		pinctrl_can_int: can-int-grp {

Please name these pinctrl nodes more consistently (preferably xxxgrp),
and sort them alphabetically.

Shawn

> +			fsl,pins = <
> +				IMX8QXP_QSPI0A_DQS_LSIO_GPIO3_IO13		0x40		/* SODIMM  73 */
> +			>;
> +		};
> +
> +		pinctrl_csi_ctl: csictlgrp {
> +			fsl,pins = <
> +				IMX8QXP_QSPI0A_SS0_B_LSIO_GPIO3_IO14		0x20		/* SODIMM  77 */
> +				IMX8QXP_QSPI0A_SS1_B_LSIO_GPIO3_IO15		0x20		/* SODIMM  89 */
> +			>;
> +		};
> +
> +		pinctrl_gpiokeys: gpiokeysgrp {
> +			fsl,pins = <
> +				IMX8QXP_QSPI0A_DATA1_LSIO_GPIO3_IO10		0x20		/* SODIMM  45 */
> +			>;
> +		};
> +
> +		/* Colibri UART_B */
> +		pinctrl_lpuart0: lpuart0grp {
> +			fsl,pins = <
> +				IMX8QXP_UART0_RX_ADMA_UART0_RX			0x06000020	/* SODIMM  36 */
> +				IMX8QXP_UART0_TX_ADMA_UART0_TX			0x06000020	/* SODIMM  38 */
> +				IMX8QXP_FLEXCAN0_RX_ADMA_UART0_RTS_B		0x06000020	/* SODIMM  34 */
> +				IMX8QXP_FLEXCAN0_TX_ADMA_UART0_CTS_B		0x06000020	/* SODIMM  32 */
> +			>;
> +		};
> +
> +		/* Colibri UART_C */
> +		pinctrl_lpuart2: lpuart2grp {
> +			fsl,pins = <
> +				IMX8QXP_UART2_RX_ADMA_UART2_RX			0x06000020	/* SODIMM  19 */
> +				IMX8QXP_UART2_TX_ADMA_UART2_TX			0x06000020	/* SODIMM  21 */
> +			>;
> +		};
> +
> +		/* Colibri UART_A */
> +		pinctrl_lpuart3: lpuart3grp {
> +			fsl,pins = <
> +				IMX8QXP_FLEXCAN2_RX_ADMA_UART3_RX		0x06000020	/* SODIMM  33 */
> +				IMX8QXP_FLEXCAN2_TX_ADMA_UART3_TX		0x06000020	/* SODIMM  35 */
> +			>;
> +		};
> +
> +		/* Colibri UART_A Control */
> +		pinctrl_lpuart3_ctrl: lpuart3ctrlgrp {
> +			fsl,pins = <
> +				IMX8QXP_MIPI_DSI1_GPIO0_01_LSIO_GPIO2_IO00	0x20		/* SODIMM  23 */
> +				IMX8QXP_SAI1_RXD_LSIO_GPIO0_IO29		0x20		/* SODIMM  25 */
> +				IMX8QXP_SAI1_RXC_LSIO_GPIO0_IO30		0x20		/* SODIMM  27 */
> +				IMX8QXP_CSI_RESET_LSIO_GPIO3_IO03		0x20		/* SODIMM  29 */
> +				IMX8QXP_USDHC1_CD_B_LSIO_GPIO4_IO22		0x20		/* SODIMM  31 */
> +				IMX8QXP_CSI_EN_LSIO_GPIO3_IO02			0x20		/* SODIMM  37 */
> +			>;
> +		};
> +
> +		/* Colibri Ethernet: On-module 100Mbps PHY Micrel KSZ8041 */
> +		pinctrl_fec1: fec1grp {
> +			fsl,pins = <
> +				IMX8QXP_ENET0_MDC_CONN_ENET0_MDC			0x06000020
> +				IMX8QXP_ENET0_MDIO_CONN_ENET0_MDIO			0x06000020
> +				IMX8QXP_ENET0_RGMII_TX_CTL_CONN_ENET0_RGMII_TX_CTL	0x61
> +				IMX8QXP_ENET0_RGMII_TXC_CONN_ENET0_RCLK50M_OUT		0x06000061
> +				IMX8QXP_ENET0_RGMII_TXD0_CONN_ENET0_RGMII_TXD0		0x61
> +				IMX8QXP_ENET0_RGMII_TXD1_CONN_ENET0_RGMII_TXD1		0x61
> +				IMX8QXP_ENET0_RGMII_RX_CTL_CONN_ENET0_RGMII_RX_CTL	0x61
> +				IMX8QXP_ENET0_RGMII_RXD0_CONN_ENET0_RGMII_RXD0		0x61
> +				IMX8QXP_ENET0_RGMII_RXD1_CONN_ENET0_RGMII_RXD1		0x61
> +				IMX8QXP_ENET0_RGMII_RXD2_CONN_ENET0_RMII_RX_ER		0x61
> +			>;
> +		};
> +
> +		pinctrl_fec1_sleep: fec1-sleep-grp {
> +			fsl,pins = <
> +				IMX8QXP_ENET0_MDC_LSIO_GPIO5_IO11		0x06000041
> +				IMX8QXP_ENET0_MDIO_LSIO_GPIO5_IO10		0x06000041
> +				IMX8QXP_ENET0_RGMII_TX_CTL_LSIO_GPIO4_IO30	0x41
> +				IMX8QXP_ENET0_RGMII_TXC_LSIO_GPIO4_IO29		0x41
> +				IMX8QXP_ENET0_RGMII_TXD0_LSIO_GPIO4_IO31	0x41
> +				IMX8QXP_ENET0_RGMII_TXD1_LSIO_GPIO5_IO00	0x41
> +				IMX8QXP_ENET0_RGMII_RX_CTL_LSIO_GPIO5_IO04	0x41
> +				IMX8QXP_ENET0_RGMII_RXD0_LSIO_GPIO5_IO05	0x41
> +				IMX8QXP_ENET0_RGMII_RXD1_LSIO_GPIO5_IO06	0x41
> +				IMX8QXP_ENET0_RGMII_RXD2_LSIO_GPIO5_IO07	0x41
> +			>;
> +		};
> +
> +		/* Colibri LCD Back-Light GPIO */
> +		pinctrl_gpio_bl_on: gpio-bl-on {
> +			fsl,pins = <
> +				IMX8QXP_QSPI0A_DATA3_LSIO_GPIO3_IO12		0x60		/* SODIMM  71 */
> +			>;
> +		};
> +
> +		pinctrl_hog0: hog0grp {
> +			fsl,pins = <
> +				IMX8QXP_ENET0_RGMII_TXD3_LSIO_GPIO5_IO02	0x06000020	/* SODIMM  65 */
> +				IMX8QXP_CSI_D07_CI_PI_D09			0x61		/* SODIMM  65 */
> +				IMX8QXP_QSPI0A_DATA2_LSIO_GPIO3_IO11		0x20		/* SODIMM  69 */
> +				IMX8QXP_SAI0_TXC_LSIO_GPIO0_IO26		0x20		/* SODIMM  79 */
> +				IMX8QXP_CSI_D02_CI_PI_D04			0x61		/* SODIMM  79 */
> +				IMX8QXP_ENET0_RGMII_RXC_LSIO_GPIO5_IO03		0x06000020	/* SODIMM  85 */
> +				IMX8QXP_CSI_D06_CI_PI_D08			0x61		/* SODIMM  85 */
> +				IMX8QXP_QSPI0B_SCLK_LSIO_GPIO3_IO17		0x20		/* SODIMM  95 */
> +				IMX8QXP_SAI0_RXD_LSIO_GPIO0_IO27		0x20		/* SODIMM  97 */
> +				IMX8QXP_CSI_D03_CI_PI_D05			0x61		/* SODIMM  97 */
> +				IMX8QXP_QSPI0B_DATA0_LSIO_GPIO3_IO18		0x20		/* SODIMM  99 */
> +				IMX8QXP_SAI0_TXFS_LSIO_GPIO0_IO28		0x20		/* SODIMM 101 */
> +				IMX8QXP_CSI_D00_CI_PI_D02			0x61		/* SODIMM 101 */
> +				IMX8QXP_SAI0_TXD_LSIO_GPIO0_IO25		0x20		/* SODIMM 103 */
> +				IMX8QXP_CSI_D01_CI_PI_D03			0x61		/* SODIMM 103 */
> +				IMX8QXP_QSPI0B_DATA1_LSIO_GPIO3_IO19		0x20		/* SODIMM 105 */
> +				IMX8QXP_QSPI0B_DATA2_LSIO_GPIO3_IO20		0x20		/* SODIMM 107 */
> +				IMX8QXP_USB_SS3_TC2_LSIO_GPIO4_IO05		0x20		/* SODIMM 127 */
> +				IMX8QXP_USB_SS3_TC3_LSIO_GPIO4_IO06		0x20		/* SODIMM 131 */
> +				IMX8QXP_USB_SS3_TC1_LSIO_GPIO4_IO04		0x20		/* SODIMM 133 */
> +				IMX8QXP_CSI_PCLK_LSIO_GPIO3_IO00		0x20		/* SODIMM  96 */
> +				IMX8QXP_QSPI0B_DATA3_LSIO_GPIO3_IO21		0x20		/* SODIMM  98 */
> +				IMX8QXP_SAI1_RXFS_LSIO_GPIO0_IO31		0x20		/* SODIMM 100 */
> +				IMX8QXP_QSPI0B_DQS_LSIO_GPIO3_IO22		0x20		/* SODIMM 102 */
> +				IMX8QXP_QSPI0B_SS0_B_LSIO_GPIO3_IO23		0x20		/* SODIMM 104 */
> +				IMX8QXP_QSPI0B_SS1_B_LSIO_GPIO3_IO24		0x20		/* SODIMM 106 */
> +			>;
> +		};
> +
> +		pinctrl_hog1: hog1grp {
> +			fsl,pins = <
> +				IMX8QXP_CSI_MCLK_LSIO_GPIO3_IO01		0x20		/* SODIMM  75 */
> +				IMX8QXP_QSPI0A_SCLK_LSIO_GPIO3_IO16		0x20		/* SODIMM  93 */
> +			>;
> +		};
> +
> +		/*
> +		 * This pin is used in the SCFW as a UART. Using it from
> +		 * Linux would require rewritting the SCFW board file.
> +		 */
> +		pinctrl_hog_scfw: hogscfwgrp {
> +			fsl,pins = <
> +				IMX8QXP_SCU_GPIO0_00_LSIO_GPIO2_IO03		0x20		/* SODIMM 144 */
> +			>;
> +		};
> +
> +		/* On Module I2C */
> +		pinctrl_i2c0: i2c0grp {
> +			fsl,pins = <
> +				IMX8QXP_MIPI_CSI0_GPIO0_00_ADMA_I2C0_SCL	0x06000021
> +				IMX8QXP_MIPI_CSI0_GPIO0_01_ADMA_I2C0_SDA	0x06000021
> +			>;
> +		};
> +
> +		/* Colibri I2C */
> +		pinctrl_i2c1: i2c1grp {
> +			fsl,pins = <
> +				IMX8QXP_MIPI_DSI0_GPIO0_00_ADMA_I2C1_SCL	0x06000021	/* SODIMM 196 */
> +				IMX8QXP_MIPI_DSI0_GPIO0_01_ADMA_I2C1_SDA	0x06000021	/* SODIMM 194 */
> +			>;
> +		};
> +
> +		/* Colibri optional CAN on UART_B RTS/CTS */
> +		pinctrl_flexcan1: flexcan0grp {
> +			fsl,pins = <
> +				IMX8QXP_FLEXCAN0_TX_ADMA_FLEXCAN0_TX		0x21		/* SODIMM  32 */
> +				IMX8QXP_FLEXCAN0_RX_ADMA_FLEXCAN0_RX		0x21		/* SODIMM  34 */
> +			>;
> +		};
> +
> +		/* Colibri optional CAN on PS2 */
> +		pinctrl_flexcan2: flexcan1grp {
> +			fsl,pins = <
> +				IMX8QXP_FLEXCAN1_TX_ADMA_FLEXCAN1_TX		0x21		/* SODIMM  55 */
> +				IMX8QXP_FLEXCAN1_RX_ADMA_FLEXCAN1_RX		0x21		/* SODIMM  63 */
> +			>;
> +		};
> +
> +		/* On module wifi module */
> +		pinctrl_pcieb: pciebgrp {
> +			fsl,pins = <
> +				IMX8QXP_PCIE_CTRL0_CLKREQ_B_LSIO_GPIO4_IO01	0x04000061	/* SODIMM 178 */
> +				IMX8QXP_PCIE_CTRL0_WAKE_B_LSIO_GPIO4_IO02	0x04000061	/* SODIMM  94 */
> +				IMX8QXP_PCIE_CTRL0_PERST_B_LSIO_GPIO4_IO00	0x60		/* SODIMM  81 */
> +			>;
> +		};
> +
> +		/* Colibri PWM_A */
> +		pinctrl_pwm_a: pwma {
> +		/* both pins are connected together, reserve the unused CSI_D05 */
> +			fsl,pins = <
> +				IMX8QXP_CSI_D05_CI_PI_D07			0x61		/* SODIMM  59 */
> +				IMX8QXP_SPI0_CS1_ADMA_LCD_PWM0_OUT		0x60		/* SODIMM  59 */
> +			>;
> +		};
> +
> +		/* Colibri PWM_B */
> +		pinctrl_pwm_b: pwmb {
> +			fsl,pins = <
> +				IMX8QXP_UART1_TX_LSIO_PWM0_OUT			0x60		/* SODIMM  28 */
> +			>;
> +		};
> +
> +		/* Colibri PWM_C */
> +		pinctrl_pwm_c: pwmc {
> +			fsl,pins = <
> +				IMX8QXP_UART1_RX_LSIO_PWM1_OUT			0x60		/* SODIMM  30 */
> +			>;
> +		};
> +
> +		/* Colibri PWM_D */
> +		pinctrl_pwm_d: pwmd {
> +		/* both pins are connected together, reserve the unused CSI_D04 */
> +			fsl,pins = <
> +				IMX8QXP_CSI_D04_CI_PI_D06			0x61		/* SODIMM  67 */
> +				IMX8QXP_UART1_RTS_B_LSIO_PWM2_OUT		0x60		/* SODIMM  67 */
> +			>;
> +		};
> +
> +		/* On-module I2S */
> +		pinctrl_sai0: sai0grp {
> +			fsl,pins = <
> +				IMX8QXP_SPI0_SDI_ADMA_SAI0_TXD			0x06000040
> +				IMX8QXP_SPI0_CS0_ADMA_SAI0_RXD			0x06000040
> +				IMX8QXP_SPI0_SCK_ADMA_SAI0_TXC			0x06000040
> +				IMX8QXP_SPI0_SDO_ADMA_SAI0_TXFS			0x06000040
> +			>;
> +		};
> +
> +		/* Colibri Audio Analogue Microphone GND */
> +		pinctrl_sgtl5000: sgtl5000 {
> +			fsl,pins = <
> +				/* MIC GND EN */
> +				IMX8QXP_MIPI_CSI0_I2C0_SDA_LSIO_GPIO3_IO06	0x41
> +			>;
> +		};
> +
> +		/* On-module SGTL5000 clock */
> +		pinctrl_sgtl5000_usb_clk: sgtl5000-usb-clk {
> +			fsl,pins = <
> +				IMX8QXP_ADC_IN3_ADMA_ACM_MCLK_OUT0		0x21
> +			>;
> +		};
> +
> +		/* On-module USB interrupt */
> +		pinctrl_usb3503a: usb3503a-grp {
> +			fsl,pins = <
> +				IMX8QXP_MIPI_CSI0_MCLK_OUT_LSIO_GPIO3_IO04	0x61
> +			>;
> +		};
> +
> +		/* Colibri USB Client Cable Detect */
> +		pinctrl_usbc_det: usbc-det {
> +			fsl,pins = <
> +				IMX8QXP_ENET0_REFCLK_125M_25M_LSIO_GPIO5_IO09	0x06000040	/* SODIMM 137 */
> +			>;
> +		};
> +
> +		pinctrl_ext_io0: ext-io0 {
> +			fsl,pins = <
> +				IMX8QXP_ENET0_RGMII_RXD3_LSIO_GPIO5_IO08	0x06000040	/* SODIMM 135 */
> +			>;
> +		};
> +
> +		/* Colibri Parallel RGB LCD Interface */
> +		pinctrl_lcdif: lcdif-pins {
> +			fsl,pins = <
> +				IMX8QXP_MCLK_OUT0_ADMA_LCDIF_CLK		0x60		/* SODIMM  56 */
> +				IMX8QXP_SPI3_CS0_ADMA_LCDIF_HSYNC		0x60		/* SODIMM  68 */
> +				IMX8QXP_MCLK_IN0_ADMA_LCDIF_VSYNC		0x60		/* SODIMM  82 */
> +				IMX8QXP_MCLK_IN1_ADMA_LCDIF_EN			0x60		/* SODIMM  44 */
> +				IMX8QXP_USDHC1_RESET_B_LSIO_GPIO4_IO19		0x60		/* SODIMM  44 */
> +				IMX8QXP_ESAI0_FSR_ADMA_LCDIF_D00		0x60		/* SODIMM  76 */
> +				IMX8QXP_USDHC1_WP_LSIO_GPIO4_IO21		0x60		/* SODIMM  76 */
> +				IMX8QXP_ESAI0_FST_ADMA_LCDIF_D01		0x60		/* SODIMM  70 */
> +				IMX8QXP_ESAI0_SCKR_ADMA_LCDIF_D02		0x60		/* SODIMM  60 */
> +				IMX8QXP_ESAI0_SCKT_ADMA_LCDIF_D03		0x60		/* SODIMM  58 */
> +				IMX8QXP_ESAI0_TX0_ADMA_LCDIF_D04		0x60		/* SODIMM  78 */
> +				IMX8QXP_ESAI0_TX1_ADMA_LCDIF_D05		0x60		/* SODIMM  72 */
> +				IMX8QXP_ESAI0_TX2_RX3_ADMA_LCDIF_D06		0x60		/* SODIMM  80 */
> +				IMX8QXP_ESAI0_TX3_RX2_ADMA_LCDIF_D07		0x60		/* SODIMM  46 */
> +				IMX8QXP_ESAI0_TX4_RX1_ADMA_LCDIF_D08		0x60		/* SODIMM  62 */
> +				IMX8QXP_ESAI0_TX5_RX0_ADMA_LCDIF_D09		0x60		/* SODIMM  48 */
> +				IMX8QXP_SPDIF0_RX_ADMA_LCDIF_D10		0x60		/* SODIMM  74 */
> +				IMX8QXP_SPDIF0_TX_ADMA_LCDIF_D11		0x60		/* SODIMM  50 */
> +				IMX8QXP_SPDIF0_EXT_CLK_ADMA_LCDIF_D12		0x60		/* SODIMM  52 */
> +				IMX8QXP_SPI3_SCK_ADMA_LCDIF_D13			0x60		/* SODIMM  54 */
> +				IMX8QXP_SPI3_SDO_ADMA_LCDIF_D14			0x60		/* SODIMM  66 */
> +				IMX8QXP_SPI3_SDI_ADMA_LCDIF_D15			0x60		/* SODIMM  64 */
> +				IMX8QXP_SPI3_CS1_ADMA_LCDIF_D16			0x60		/* SODIMM  57 */
> +				IMX8QXP_ENET0_RGMII_TXD2_LSIO_GPIO5_IO01	0x60		/* SODIMM  57 */
> +				IMX8QXP_UART1_CTS_B_ADMA_LCDIF_D17		0x60		/* SODIMM  61 */
> +			>;
> +		};
> +
> +		/* USB Host Power Enable */
> +		pinctrl_usbh1_reg: usbh1-reg {
> +			fsl,pins = <
> +				IMX8QXP_USB_SS3_TC0_LSIO_GPIO4_IO03		0x06000040	/* SODIMM 129 */
> +			>;
> +		};
> +
> +		/* On-module eMMC */
> +		pinctrl_usdhc1: usdhc1grp {
> +			fsl,pins = <
> +				IMX8QXP_EMMC0_CLK_CONN_EMMC0_CLK		0x06000041
> +				IMX8QXP_EMMC0_CMD_CONN_EMMC0_CMD		0x21
> +				IMX8QXP_EMMC0_DATA0_CONN_EMMC0_DATA0		0x21
> +				IMX8QXP_EMMC0_DATA1_CONN_EMMC0_DATA1		0x21
> +				IMX8QXP_EMMC0_DATA2_CONN_EMMC0_DATA2		0x21
> +				IMX8QXP_EMMC0_DATA3_CONN_EMMC0_DATA3		0x21
> +				IMX8QXP_EMMC0_DATA4_CONN_EMMC0_DATA4		0x21
> +				IMX8QXP_EMMC0_DATA5_CONN_EMMC0_DATA5		0x21
> +				IMX8QXP_EMMC0_DATA6_CONN_EMMC0_DATA6		0x21
> +				IMX8QXP_EMMC0_DATA7_CONN_EMMC0_DATA7		0x21
> +				IMX8QXP_EMMC0_STROBE_CONN_EMMC0_STROBE		0x41
> +				IMX8QXP_EMMC0_RESET_B_CONN_EMMC0_RESET_B	0x21
> +			>;
> +		};
> +
> +		pinctrl_usdhc1_100mhz: usdhc1grp100mhz {
> +			fsl,pins = <
> +				IMX8QXP_EMMC0_CLK_CONN_EMMC0_CLK		0x06000041
> +				IMX8QXP_EMMC0_CMD_CONN_EMMC0_CMD		0x21
> +				IMX8QXP_EMMC0_DATA0_CONN_EMMC0_DATA0		0x21
> +				IMX8QXP_EMMC0_DATA1_CONN_EMMC0_DATA1		0x21
> +				IMX8QXP_EMMC0_DATA2_CONN_EMMC0_DATA2		0x21
> +				IMX8QXP_EMMC0_DATA3_CONN_EMMC0_DATA3		0x21
> +				IMX8QXP_EMMC0_DATA4_CONN_EMMC0_DATA4		0x21
> +				IMX8QXP_EMMC0_DATA5_CONN_EMMC0_DATA5		0x21
> +				IMX8QXP_EMMC0_DATA6_CONN_EMMC0_DATA6		0x21
> +				IMX8QXP_EMMC0_DATA7_CONN_EMMC0_DATA7		0x21
> +				IMX8QXP_EMMC0_STROBE_CONN_EMMC0_STROBE		0x41
> +				IMX8QXP_EMMC0_RESET_B_CONN_EMMC0_RESET_B	0x21
> +			>;
> +		};
> +
> +		pinctrl_usdhc1_200mhz: usdhc1grp200mhz {
> +			fsl,pins = <
> +				IMX8QXP_EMMC0_CLK_CONN_EMMC0_CLK		0x06000041
> +				IMX8QXP_EMMC0_CMD_CONN_EMMC0_CMD		0x21
> +				IMX8QXP_EMMC0_DATA0_CONN_EMMC0_DATA0		0x21
> +				IMX8QXP_EMMC0_DATA1_CONN_EMMC0_DATA1		0x21
> +				IMX8QXP_EMMC0_DATA2_CONN_EMMC0_DATA2		0x21
> +				IMX8QXP_EMMC0_DATA3_CONN_EMMC0_DATA3		0x21
> +				IMX8QXP_EMMC0_DATA4_CONN_EMMC0_DATA4		0x21
> +				IMX8QXP_EMMC0_DATA5_CONN_EMMC0_DATA5		0x21
> +				IMX8QXP_EMMC0_DATA6_CONN_EMMC0_DATA6		0x21
> +				IMX8QXP_EMMC0_DATA7_CONN_EMMC0_DATA7		0x21
> +				IMX8QXP_EMMC0_STROBE_CONN_EMMC0_STROBE		0x41
> +				IMX8QXP_EMMC0_RESET_B_CONN_EMMC0_RESET_B	0x21
> +			>;
> +		};
> +
> +		/* Colibri SDCard CardDetect */
> +		pinctrl_usdhc2_gpio: usdhc2gpiogrp {
> +			fsl,pins = <
> +				IMX8QXP_QSPI0A_DATA0_LSIO_GPIO3_IO09		0x06000021	/* SODIMM  43 */
> +			>;
> +		};
> +
> +		pinctrl_usdhc2_gpio_sleep: usdhc2gpioslpgrp {
> +			fsl,pins = <
> +				IMX8QXP_QSPI0A_DATA0_LSIO_GPIO3_IO09		0x60		/* SODIMM  43 */
> +			>;
> +		};
> +
> +		/* Colibri SDCard */
> +		pinctrl_usdhc2: usdhc2grp {
> +			fsl,pins = <
> +				IMX8QXP_USDHC1_CLK_CONN_USDHC1_CLK		0x06000041	/* SODIMM  47 */
> +				IMX8QXP_USDHC1_CMD_CONN_USDHC1_CMD		0x21		/* SODIMM 190 */
> +				IMX8QXP_USDHC1_DATA0_CONN_USDHC1_DATA0		0x21		/* SODIMM 192 */
> +				IMX8QXP_USDHC1_DATA1_CONN_USDHC1_DATA1		0x21		/* SODIMM  49 */
> +				IMX8QXP_USDHC1_DATA2_CONN_USDHC1_DATA2		0x21		/* SODIMM  51 */
> +				IMX8QXP_USDHC1_DATA3_CONN_USDHC1_DATA3		0x21		/* SODIMM  53 */
> +				IMX8QXP_USDHC1_VSELECT_CONN_USDHC1_VSELECT	0x21
> +			>;
> +		};
> +
> +		pinctrl_usdhc2_100mhz: usdhc2grp100mhz {
> +			fsl,pins = <
> +				IMX8QXP_USDHC1_CLK_CONN_USDHC1_CLK		0x06000041	/* SODIMM  47 */
> +				IMX8QXP_USDHC1_CMD_CONN_USDHC1_CMD		0x21		/* SODIMM 190 */
> +				IMX8QXP_USDHC1_DATA0_CONN_USDHC1_DATA0		0x21		/* SODIMM 192 */
> +				IMX8QXP_USDHC1_DATA1_CONN_USDHC1_DATA1		0x21		/* SODIMM  49 */
> +				IMX8QXP_USDHC1_DATA2_CONN_USDHC1_DATA2		0x21		/* SODIMM  51 */
> +				IMX8QXP_USDHC1_DATA3_CONN_USDHC1_DATA3		0x21		/* SODIMM  53 */
> +				IMX8QXP_USDHC1_VSELECT_CONN_USDHC1_VSELECT	0x21
> +			>;
> +		};
> +
> +		pinctrl_usdhc2_200mhz: usdhc2grp200mhz {
> +			fsl,pins = <
> +				IMX8QXP_USDHC1_CLK_CONN_USDHC1_CLK		0x06000041	/* SODIMM  47 */
> +				IMX8QXP_USDHC1_CMD_CONN_USDHC1_CMD		0x21		/* SODIMM 190 */
> +				IMX8QXP_USDHC1_DATA0_CONN_USDHC1_DATA0		0x21		/* SODIMM 192 */
> +				IMX8QXP_USDHC1_DATA1_CONN_USDHC1_DATA1		0x21		/* SODIMM  49 */
> +				IMX8QXP_USDHC1_DATA2_CONN_USDHC1_DATA2		0x21		/* SODIMM  51 */
> +				IMX8QXP_USDHC1_DATA3_CONN_USDHC1_DATA3		0x21		/* SODIMM  53 */
> +				IMX8QXP_USDHC1_VSELECT_CONN_USDHC1_VSELECT	0x21
> +			>;
> +		};
> +
> +		pinctrl_usdhc2_sleep: usdhc2slpgrp {
> +			fsl,pins = <
> +				IMX8QXP_USDHC1_CLK_LSIO_GPIO4_IO23		0x60		/* SODIMM  47 */
> +				IMX8QXP_USDHC1_CMD_LSIO_GPIO4_IO24		0x60		/* SODIMM 190 */
> +				IMX8QXP_USDHC1_DATA0_LSIO_GPIO4_IO25		0x60		/* SODIMM 192 */
> +				IMX8QXP_USDHC1_DATA1_LSIO_GPIO4_IO26		0x60		/* SODIMM  49 */
> +				IMX8QXP_USDHC1_DATA2_LSIO_GPIO4_IO27		0x60		/* SODIMM  51 */
> +				IMX8QXP_USDHC1_DATA3_LSIO_GPIO4_IO28		0x60		/* SODIMM  53 */
> +				IMX8QXP_USDHC1_VSELECT_CONN_USDHC1_VSELECT	0x21
> +			>;
> +		};
> +
> +		/* MIPI DSI I2C accessible on SODIMM (X1) and FFC (X2) */
> +		pinctrl_i2c0_mipi_lvds0: mipi_lvds0_i2c0_grp {
> +			fsl,pins = <
> +				IMX8QXP_MIPI_DSI0_I2C0_SCL_MIPI_DSI0_I2C0_SCL	0xc6000020	/* SODIMM 140 */
> +				IMX8QXP_MIPI_DSI0_I2C0_SDA_MIPI_DSI0_I2C0_SDA	0xc6000020	/* SODIMM 142 */
> +			>;
> +		};
> +
> +		/* MIPI CSI I2C accessible on SODIMM (X1) and FFC (X3) */
> +		pinctrl_i2c0_mipi_lvds1: mipi_lvds1_i2c0_grp {
> +			fsl,pins = <
> +				IMX8QXP_MIPI_DSI1_I2C0_SCL_MIPI_DSI1_I2C0_SCL	0xc6000020	/* SODIMM 186 */
> +				IMX8QXP_MIPI_DSI1_I2C0_SDA_MIPI_DSI1_I2C0_SDA	0xc6000020	/* SODIMM 188 */
> +			>;
> +		};
> +
> +		/* Colibri SPI */
> +		pinctrl_lpspi2: lpspi2 {
> +			fsl,pins = <
> +				IMX8QXP_SPI2_CS0_LSIO_GPIO1_IO00		0x21		/* SODIMM  86 */
> +				IMX8QXP_SPI2_SDO_ADMA_SPI2_SDO			0x06000040	/* SODIMM  92 */
> +				IMX8QXP_SPI2_SDI_ADMA_SPI2_SDI			0x06000040	/* SODIMM  90 */
> +				IMX8QXP_SPI2_SCK_ADMA_SPI2_SCK			0x06000040	/* SODIMM  88 */
> +			>;
> +		};
> +
> +		pinctrl_wifi: wifigrp {
> +			fsl,pins = <
> +				IMX8QXP_SCU_BOOT_MODE3_SCU_DSC_RTC_CLOCK_OUTPUT_32K	0x20
> +			>;
> +		};
> +	};
> +};
> +
> +/* Colibri UART_B */
> +&adma_lpuart0 {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&pinctrl_lpuart0>;
> +};
> +
> +/* Colibri UART_C */
> +&adma_lpuart2 {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&pinctrl_lpuart2>;
> +};
> +
> +/* Colibri UART_A */
> +&adma_lpuart3 {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&pinctrl_lpuart3>, <&pinctrl_lpuart3_ctrl>;
> +};
> +
> +/* On-module eMMC */
> +&usdhc1 {
> +	bus-width = <8>;
> +	non-removable;
> +	no-sd;
> +	no-sdio;
> +	pinctrl-names = "default", "state_100mhz", "state_200mhz";
> +	pinctrl-0 = <&pinctrl_usdhc1>;
> +	pinctrl-1 = <&pinctrl_usdhc1_100mhz>;
> +	pinctrl-2 = <&pinctrl_usdhc1_200mhz>;
> +	status = "okay";
> +};
> +
> +/* Colibri SDCard */
> +&usdhc2 {
> +	bus-width = <4>;
> +	cd-gpios = <&lsio_gpio3 9 GPIO_ACTIVE_LOW>;
> +	vmmc-supply = <&reg_module_3v3>;
> +	pinctrl-names = "default", "state_100mhz", "state_200mhz", "sleep";
> +	pinctrl-0 = <&pinctrl_usdhc2>, <&pinctrl_usdhc2_gpio>;
> +	pinctrl-1 = <&pinctrl_usdhc2_100mhz>, <&pinctrl_usdhc2_gpio>;
> +	pinctrl-2 = <&pinctrl_usdhc2_200mhz>, <&pinctrl_usdhc2_gpio>;
> +	pinctrl-3 = <&pinctrl_usdhc2_sleep>, <&pinctrl_usdhc2_gpio_sleep>;
> +	disable-wp;
> +};
> -- 
> 2.21.0
> 
> 
> _______________________________________________
> linux-arm-kernel mailing list
> [email-masked]
> http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

_______________________________________________
linux-arm-kernel mailing list
[email-masked]
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel