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From: Shawn Guo <shawnguo@kernel.org>
To: Alexander Stein <alexander.stein@ew.tq-group.com>
Cc: Rob Herring <robh+dt@kernel.org>,
	Sascha Hauer <s.hauer@pengutronix.de>,
	Catalin Marinas <catalin.marinas@arm.com>,
	Will Deacon <will@kernel.org>,
	Pengutronix Kernel Team <kernel@pengutronix.de>,
	Fabio Estevam <festevam@gmail.com>,
	NXP Linux Team <linux-imx@nxp.com>,
	devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH 5/7] arm64: dts: freescale: add initial tree for TQMa8MQNL with i.MX8MN
Date: Fri, 15 Oct 2021 10:41:21 +0800	[thread overview]
Message-ID: <20211015024120.GE10197@dragon> (raw)
In-Reply-To: <20211006132309.1239708-6-alexander.stein@ew.tq-group.com>

On Wed, Oct 06, 2021 at 03:23:07PM +0200, Alexander Stein wrote:
> This adds support for TQMa8MQNL module on MBa8Mx board.
> 
> Signed-off-by: Alexander Stein <alexander.stein@ew.tq-group.com>
> ---
>  arch/arm64/boot/dts/freescale/Makefile        |   1 +
>  .../dts/freescale/imx8mn-tqma8mqnl-mba8mx.dts | 283 ++++++++++++++
>  .../boot/dts/freescale/imx8mn-tqma8mqnl.dtsi  | 345 ++++++++++++++++++
>  3 files changed, 629 insertions(+)
>  create mode 100644 arch/arm64/boot/dts/freescale/imx8mn-tqma8mqnl-mba8mx.dts
>  create mode 100644 arch/arm64/boot/dts/freescale/imx8mn-tqma8mqnl.dtsi
> 
> diff --git a/arch/arm64/boot/dts/freescale/Makefile b/arch/arm64/boot/dts/freescale/Makefile
> index 032588e83f12..ed166e6d20f6 100644
> --- a/arch/arm64/boot/dts/freescale/Makefile
> +++ b/arch/arm64/boot/dts/freescale/Makefile
> @@ -48,6 +48,7 @@ dtb-$(CONFIG_ARCH_MXC) += imx8mm-venice-gw7902.dtb
>  dtb-$(CONFIG_ARCH_MXC) += imx8mn-beacon-kit.dtb
>  dtb-$(CONFIG_ARCH_MXC) += imx8mn-evk.dtb
>  dtb-$(CONFIG_ARCH_MXC) += imx8mn-ddr4-evk.dtb
> +dtb-$(CONFIG_ARCH_MXC) += imx8mn-tqma8mqnl-mba8mx.dtb
>  dtb-$(CONFIG_ARCH_MXC) += imx8mn-var-som-symphony.dtb
>  dtb-$(CONFIG_ARCH_MXC) += imx8mn-venice-gw7902.dtb
>  dtb-$(CONFIG_ARCH_MXC) += imx8mp-evk.dtb
> diff --git a/arch/arm64/boot/dts/freescale/imx8mn-tqma8mqnl-mba8mx.dts b/arch/arm64/boot/dts/freescale/imx8mn-tqma8mqnl-mba8mx.dts
> new file mode 100644
> index 000000000000..3733f79b29cf
> --- /dev/null
> +++ b/arch/arm64/boot/dts/freescale/imx8mn-tqma8mqnl-mba8mx.dts
> @@ -0,0 +1,283 @@
> +// SPDX-License-Identifier: (GPL-2.0-or-later OR MIT)
> +/*
> + * Copyright 2020-2021 TQ-Systems GmbH
> + */
> +
> +/dts-v1/;
> +
> +#include "imx8mn-tqma8mqnl.dtsi"
> +#include "mba8mx.dtsi"
> +
> +/ {
> +	model = "TQ-Systems GmbH i.MX8MN TQMa8MxNL on MBa8Mx";
> +	compatible = "tq,imx8mn-tqma8mqnl-mba8mx", "tq,imx8mn-tqma8mqnl", "fsl,imx8mn";
> +
> +	aliases {
> +		eeprom0 = &eeprom3;
> +		mmc0 = &usdhc3;
> +		mmc1 = &usdhc2;
> +		mmc2 = &usdhc1;
> +		rtc0 = &pcf85063;
> +		rtc1 = &snvs_rtc;
> +	};
> +
> +	reg_usdhc2_vmmc: regulator-vmmc {
> +		compatible = "regulator-fixed";
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&pinctrl_reg_usdhc2_vmmc>;
> +		regulator-name = "VSD_3V3";
> +		regulator-min-microvolt = <3300000>;
> +		regulator-max-microvolt = <3300000>;
> +		gpio = <&gpio2 19 GPIO_ACTIVE_HIGH>;
> +		enable-active-high;
> +		startup-delay-us = <100>;
> +		off-on-delay-us = <12000>;
> +	};
> +};
> +
> +&codec {
> +		clock-names = "mclk";
> +		clocks = <&clk IMX8MN_CLK_SAI3_ROOT>;

One level indent is enough.

> +};
> +
> +/* Located on TQMa8MxML-ADAP */
> +&gpio2 {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&pinctrl_usb0hub_sel>;
> +
> +	sel-usb-hub-hog {
> +		gpio-hog;
> +		gpios = <1 GPIO_ACTIVE_HIGH>;
> +		output-high;
> +	};
> +};
> +
> +&i2c1 {
> +	expander2: gpio@27 {
> +		compatible = "nxp,pca9555";
> +		reg = <0x27>;
> +		gpio-controller;
> +		#gpio-cells = <2>;
> +		vcc-supply = <&reg_vcc_3v3>;
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&pinctrl_expander2>;
> +		interrupt-parent = <&gpio1>;
> +		interrupts = <9 IRQ_TYPE_EDGE_FALLING>;
> +		interrupt-controller;
> +		#interrupt-cells = <2>;
> +	};
> +};
> +
> +&sai3 {
> +	assigned-clocks = <&clk IMX8MN_CLK_SAI3>;
> +	assigned-clock-parents = <&clk IMX8MN_AUDIO_PLL1_OUT>;
> +	clock-names = "bus", "mclk0", "mclk1", "mclk2", "mclk3", "pll8k", "pll11k";
> +	clocks = <&clk IMX8MN_CLK_SAI3_IPG>, <&clk IMX8MN_CLK_DUMMY>,
> +		<&clk IMX8MN_CLK_SAI3_ROOT>, <&clk IMX8MN_CLK_DUMMY>,
> +		<&clk IMX8MN_CLK_DUMMY>, <&clk IMX8MN_AUDIO_PLL1_OUT>,
> +		<&clk IMX8MN_AUDIO_PLL2_OUT>;
> +};
> +
> +&usbotg1 {
> +	dr_mode = "host";
> +	disable-over-current;
> +	power-active-high;
> +	status = "okay";
> +};
> +
> +&iomuxc {
> +	pinctrl_ecspi1: ecspi1grp {
> +		fsl,pins = <
> +			MX8MN_IOMUXC_ECSPI1_SCLK_ECSPI1_SCLK	0x00000146
> +			MX8MN_IOMUXC_ECSPI1_MOSI_ECSPI1_MOSI	0x00000146
> +			MX8MN_IOMUXC_ECSPI1_MISO_ECSPI1_MISO	0x00000146
> +			MX8MN_IOMUXC_ECSPI1_SS0_GPIO5_IO9	0x00000146
> +		>;
> +	};
> +
> +	pinctrl_ecspi2: ecspi2grp {
> +		fsl,pins = <
> +			MX8MN_IOMUXC_ECSPI2_SCLK_ECSPI2_SCLK	0x00000146
> +			MX8MN_IOMUXC_ECSPI2_MOSI_ECSPI2_MOSI	0x00000146
> +			MX8MN_IOMUXC_ECSPI2_MISO_ECSPI2_MISO	0x00000146
> +			MX8MN_IOMUXC_ECSPI2_SS0_GPIO5_IO13	0x00000146
> +		>;
> +	};
> +
> +	pinctrl_expander2: expander2grp {
> +		fsl,pins = <
> +			MX8MN_IOMUXC_GPIO1_IO09_GPIO1_IO9	0x94
> +		>;
> +	};
> +
> +	pinctrl_fec1: fec1grp {
> +		fsl,pins = <
> +			MX8MN_IOMUXC_ENET_MDC_ENET1_MDC			0x40000002
> +			MX8MN_IOMUXC_ENET_MDIO_ENET1_MDIO		0x40000002
> +			MX8MN_IOMUXC_ENET_TD3_ENET1_RGMII_TD3		0x14
> +			MX8MN_IOMUXC_ENET_TD2_ENET1_RGMII_TD2		0x14
> +			MX8MN_IOMUXC_ENET_TD1_ENET1_RGMII_TD1		0x14
> +			MX8MN_IOMUXC_ENET_TD0_ENET1_RGMII_TD0		0x14
> +			MX8MN_IOMUXC_ENET_RD3_ENET1_RGMII_RD3		0x90
> +			MX8MN_IOMUXC_ENET_RD2_ENET1_RGMII_RD2		0x90
> +			MX8MN_IOMUXC_ENET_RD1_ENET1_RGMII_RD1		0x90
> +			MX8MN_IOMUXC_ENET_RD0_ENET1_RGMII_RD0		0x90
> +			MX8MN_IOMUXC_ENET_TXC_ENET1_RGMII_TXC		0x14
> +			MX8MN_IOMUXC_ENET_RXC_ENET1_RGMII_RXC		0x90
> +			MX8MN_IOMUXC_ENET_RX_CTL_ENET1_RGMII_RX_CTL	0x90
> +			MX8MN_IOMUXC_ENET_TX_CTL_ENET1_RGMII_TX_CTL	0x14
> +		>;
> +	};
> +
> +	pinctrl_gpiobutton: gpiobuttongrp {
> +		fsl,pins = <
> +			MX8MN_IOMUXC_GPIO1_IO05_GPIO1_IO5	0x84
> +			MX8MN_IOMUXC_GPIO1_IO07_GPIO1_IO7	0x84
> +			MX8MN_IOMUXC_SD1_CLK_GPIO2_IO0		0x84
> +		>;
> +	};
> +
> +	pinctrl_gpioled: gpioledgrp {
> +		fsl,pins = <
> +			MX8MN_IOMUXC_GPIO1_IO00_GPIO1_IO0	0x84
> +			MX8MN_IOMUXC_NAND_DQS_GPIO3_IO14	0x84
> +		>;
> +	};
> +
> +	pinctrl_i2c2: i2c2grp {
> +		fsl,pins = <
> +			MX8MN_IOMUXC_I2C2_SCL_I2C2_SCL		0x400001C4
> +			MX8MN_IOMUXC_I2C2_SDA_I2C2_SDA		0x400001C4
> +		>;
> +	};
> +
> +	pinctrl_i2c2_gpio: i2c2gpiogrp {
> +		fsl,pins = <
> +			MX8MN_IOMUXC_I2C2_SCL_GPIO5_IO16	0x400001C4
> +			MX8MN_IOMUXC_I2C2_SDA_GPIO5_IO17	0x400001C4
> +		>;
> +	};
> +
> +	pinctrl_i2c3: i2c3grp {
> +		fsl,pins = <
> +			MX8MN_IOMUXC_I2C3_SCL_I2C3_SCL		0x400001C4
> +			MX8MN_IOMUXC_I2C3_SDA_I2C3_SDA		0x400001C4
> +		>;
> +	};
> +
> +	pinctrl_i2c3_gpio: i2c3gpiogrp {
> +		fsl,pins = <
> +			MX8MN_IOMUXC_I2C3_SCL_GPIO5_IO18	0x400001C4
> +			MX8MN_IOMUXC_I2C3_SDA_GPIO5_IO19	0x400001C4
> +		>;
> +	};
> +
> +	pinctrl_pwm3: pwm3grp {
> +		fsl,pins = <
> +			MX8MN_IOMUXC_GPIO1_IO14_PWM3_OUT	0x14
> +		>;
> +	};
> +
> +	pinctrl_pwm4: pwm4grp {
> +		fsl,pins = <
> +			MX8MN_IOMUXC_GPIO1_IO15_PWM4_OUT	0x14
> +		>;
> +	};
> +
> +	pinctrl_sai3: sai3grp {
> +		fsl,pins = <
> +			MX8MN_IOMUXC_SAI3_MCLK_SAI3_MCLK	0x94
> +			MX8MN_IOMUXC_SAI3_RXC_SAI3_RX_BCLK	0x94
> +			MX8MN_IOMUXC_SAI3_RXFS_SAI3_RX_SYNC	0x94
> +			MX8MN_IOMUXC_SAI3_RXD_SAI3_RX_DATA0	0x94
> +			MX8MN_IOMUXC_SAI3_TXFS_SAI3_TX_SYNC	0x94
> +			MX8MN_IOMUXC_SAI3_TXD_SAI3_TX_DATA0	0x94
> +			MX8MN_IOMUXC_SAI3_TXC_SAI3_TX_BCLK	0x94
> +		>;
> +	};
> +
> +	pinctrl_uart1: uart1grp {
> +		fsl,pins = <
> +			MX8MN_IOMUXC_UART1_RXD_UART1_DCE_RX	0x16
> +			MX8MN_IOMUXC_UART1_TXD_UART1_DCE_TX	0x16
> +		>;
> +	};
> +
> +	pinctrl_uart2: uart2grp {
> +		fsl,pins = <
> +			MX8MN_IOMUXC_UART2_RXD_UART2_DCE_RX	0x16
> +			MX8MN_IOMUXC_UART2_TXD_UART2_DCE_TX	0x16
> +		>;
> +	};
> +
> +	pinctrl_uart3: uart3grp {
> +		fsl,pins = <
> +			MX8MN_IOMUXC_UART3_RXD_UART3_DCE_RX	0x16
> +			MX8MN_IOMUXC_UART3_TXD_UART3_DCE_TX	0x16
> +		>;
> +	};
> +
> +	pinctrl_uart4: uart4grp {
> +		fsl,pins = <
> +			MX8MN_IOMUXC_UART4_RXD_UART4_DCE_RX	0x16
> +			MX8MN_IOMUXC_UART4_TXD_UART4_DCE_TX	0x16
> +		>;
> +	};
> +
> +	pinctrl_usb0hub_sel: usb0hub_sel {

Doesn't match 'grp$' pattern.

> +		fsl,pins = <
> +			/* SEL_USB_HUB_B */
> +			MX8MN_IOMUXC_SD1_CMD_GPIO2_IO1		0x84
> +		>;
> +	};
> +
> +	pinctrl_usbotg: usbotggrp {
> +		fsl,pins = <
> +			MX8MN_IOMUXC_GPIO1_IO12_USB1_OTG_PWR	0x84
> +			MX8MN_IOMUXC_GPIO1_IO13_USB1_OTG_OC	0x84
> +			MX8MN_IOMUXC_GPIO1_IO10_USB1_OTG_ID	0x1C4
> +		>;
> +	};
> +
> +	pinctrl_usdhc2: usdhc2grp {
> +		fsl,pins = <
> +			MX8MN_IOMUXC_SD2_CLK_USDHC2_CLK		0x1d4
> +			MX8MN_IOMUXC_SD2_CMD_USDHC2_CMD		0x1d4
> +			MX8MN_IOMUXC_SD2_DATA0_USDHC2_DATA0	0x1d4
> +			MX8MN_IOMUXC_SD2_DATA1_USDHC2_DATA1	0x1d4
> +			MX8MN_IOMUXC_SD2_DATA2_USDHC2_DATA2	0x1d4
> +			MX8MN_IOMUXC_SD2_DATA3_USDHC2_DATA3	0x1d4
> +			MX8MN_IOMUXC_GPIO1_IO04_USDHC2_VSELECT	0x84
> +		>;
> +	};
> +
> +	pinctrl_usdhc2_100mhz: usdhc2grp100mhz {
> +		fsl,pins = <
> +			MX8MN_IOMUXC_SD2_CLK_USDHC2_CLK		0x1d4
> +			MX8MN_IOMUXC_SD2_CMD_USDHC2_CMD		0x1d4
> +			MX8MN_IOMUXC_SD2_DATA0_USDHC2_DATA0	0x1d4
> +			MX8MN_IOMUXC_SD2_DATA1_USDHC2_DATA1	0x1d4
> +			MX8MN_IOMUXC_SD2_DATA2_USDHC2_DATA2	0x1d4
> +			MX8MN_IOMUXC_SD2_DATA3_USDHC2_DATA3	0x1d4
> +			MX8MN_IOMUXC_GPIO1_IO04_USDHC2_VSELECT	0x84
> +		>;
> +	};
> +
> +	pinctrl_usdhc2_200mhz: usdhc2grp200mhz {
> +		fsl,pins = <
> +			MX8MN_IOMUXC_SD2_CLK_USDHC2_CLK		0x1d4
> +			MX8MN_IOMUXC_SD2_CMD_USDHC2_CMD		0x1d4
> +			MX8MN_IOMUXC_SD2_DATA0_USDHC2_DATA0	0x1d4
> +			MX8MN_IOMUXC_SD2_DATA1_USDHC2_DATA1	0x1d4
> +			MX8MN_IOMUXC_SD2_DATA2_USDHC2_DATA2	0x1d4
> +			MX8MN_IOMUXC_SD2_DATA3_USDHC2_DATA3	0x1d4
> +			MX8MN_IOMUXC_GPIO1_IO04_USDHC2_VSELECT	0x84
> +		>;
> +	};
> +
> +	pinctrl_usdhc2_gpio: usdhc2grpgpio {
> +		fsl,pins = <
> +			MX8MN_IOMUXC_SD2_CD_B_GPIO2_IO12	0x84
> +		>;
> +	};
> +};
> diff --git a/arch/arm64/boot/dts/freescale/imx8mn-tqma8mqnl.dtsi b/arch/arm64/boot/dts/freescale/imx8mn-tqma8mqnl.dtsi
> new file mode 100644
> index 000000000000..ab474529d66f
> --- /dev/null
> +++ b/arch/arm64/boot/dts/freescale/imx8mn-tqma8mqnl.dtsi
> @@ -0,0 +1,345 @@
> +// SPDX-License-Identifier: (GPL-2.0-or-later OR MIT)
> +/*
> + * Copyright 2020-2021 TQ-Systems GmbH
> + */
> +
> +#include "imx8mn.dtsi"
> +
> +/ {
> +	model = "TQ-Systems i.MX8MN TQMa8MxNL";
> +	compatible = "tq,imx8mn-tqma8mqnl", "fsl,imx8mn";
> +
> +	chosen {
> +	};

Really needed?

> +
> +	memory@40000000 {
> +		device_type = "memory";
> +		/*  our minimum RAM config will be 1024 MiB */
> +		reg = <0x00000000 0x40000000 0 0x40000000>;
> +	};
> +
> +	/* e-MMC IO, needed for HS modes */
> +	reg_vcc1v8: regulator-vcc1v8 {
> +		compatible = "regulator-fixed";
> +		regulator-name = "TQMA8MXNL_VCC1V8";
> +		regulator-min-microvolt = <1800000>;
> +		regulator-max-microvolt = <1800000>;
> +		regulator-always-on;

always-on is meaningless for a fixed regulator that doesn't have any
on/off control.

Shawn

> +	};
> +
> +	reg_vcc3v3: regulator-vcc3v3 {
> +		compatible = "regulator-fixed";
> +		regulator-name = "TQMA8MXNL_VCC3V3";
> +		regulator-min-microvolt = <3300000>;
> +		regulator-max-microvolt = <3300000>;
> +		regulator-always-on;
> +	};
> +
> +	reserved-memory {
> +		#address-cells = <2>;
> +		#size-cells = <2>;
> +		ranges;
> +
> +		/* global autoconfigured region for contiguous allocations */
> +		linux,cma {
> +			compatible = "shared-dma-pool";
> +			reusable;
> +			/* 640 MiB */
> +			size = <0 0x28000000>;
> +			/*  1024 - 128 MiB, our minimum RAM config will be 1024 MiB */
> +			alloc-ranges = <0 0x40000000 0 0x78000000>;
> +			linux,cma-default;
> +		};
> +	};
> +};
> +
> +&A53_0 {
> +	cpu-supply = <&buck2_reg>;
> +};
> +
> +&flexspi {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&pinctrl_flexspi>;
> +	status = "okay";
> +
> +	flash0: flash@0 {
> +		compatible = "jedec,spi-nor";
> +		reg = <0>;
> +		#address-cells = <1>;
> +		#size-cells = <1>;
> +		spi-max-frequency = <84000000>;
> +		spi-tx-bus-width = <4>;
> +		spi-rx-bus-width = <4>;
> +	};
> +};
> +
> +&i2c1 {
> +	clock-frequency = <100000>;
> +	pinctrl-names = "default", "gpio";
> +	pinctrl-0 = <&pinctrl_i2c1>;
> +	pinctrl-1 = <&pinctrl_i2c1_gpio>;
> +	scl-gpios = <&gpio5 14 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
> +	sda-gpios = <&gpio5 15 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
> +	status = "okay";
> +
> +	sensor0: temperature-sensor-eeprom@1b {
> +		compatible = "nxp,se97", "jedec,jc-42.4-temp";
> +		reg = <0x1b>;
> +	};
> +
> +	pca9450: pmic@25 {
> +		compatible = "nxp,pca9450a";
> +		reg = <0x25>;
> +
> +		/* PMIC PCA9450 PMIC_nINT GPIO1_IO08 */
> +		pinctrl-0 = <&pinctrl_pmic>;
> +		pinctrl-names = "default";
> +		interrupt-parent = <&gpio1>;
> +		interrupts = <8 IRQ_TYPE_LEVEL_LOW>;
> +
> +		regulators {
> +			/* V_0V85_SOC: 0.85 .. 0.95 */
> +			buck1_reg: BUCK1 {
> +				regulator-name = "BUCK1";
> +				regulator-min-microvolt = <850000>;
> +				regulator-max-microvolt = <950000>;
> +				regulator-boot-on;
> +				regulator-always-on;
> +				regulator-ramp-delay = <3125>;
> +			};
> +
> +			/* VDD_ARM */
> +			buck2_reg: BUCK2 {
> +				regulator-name = "BUCK2";
> +				regulator-min-microvolt = <850000>;
> +				regulator-max-microvolt = <1000000>;
> +				regulator-boot-on;
> +				regulator-always-on;
> +				nxp,dvs-run-voltage = <950000>;
> +				nxp,dvs-standby-voltage = <850000>;
> +				regulator-ramp-delay = <3125>;
> +			};
> +
> +			/* V_0V85_GPU / DRAM: shall be equal to BUCK1 for i.MX8MN */
> +			buck3_reg: BUCK3 {
> +				regulator-name = "BUCK3";
> +				regulator-min-microvolt = <850000>;
> +				regulator-max-microvolt = <950000>;
> +				regulator-boot-on;
> +				regulator-always-on;
> +				regulator-ramp-delay = <3125>;
> +			};
> +
> +			/* VCC3V3 -> VMMC, ... must not be changed */
> +			buck4_reg: BUCK4 {
> +				regulator-name = "BUCK4";
> +				regulator-min-microvolt = <3300000>;
> +				regulator-max-microvolt = <3300000>;
> +				regulator-boot-on;
> +				regulator-always-on;
> +			};
> +
> +			/* V_1V8 -> VQMMC, SPI-NOR, ... must not be changed */
> +			buck5_reg: BUCK5 {
> +				regulator-name = "BUCK5";
> +				regulator-min-microvolt = <1800000>;
> +				regulator-max-microvolt = <1800000>;
> +				regulator-boot-on;
> +				regulator-always-on;
> +			};
> +
> +			/* V_1V1 -> RAM, ... must not be changed */
> +			buck6_reg: BUCK6 {
> +				regulator-name = "BUCK6";
> +				regulator-min-microvolt = <1100000>;
> +				regulator-max-microvolt = <1100000>;
> +				regulator-boot-on;
> +				regulator-always-on;
> +			};
> +
> +			/* V_1V8_SNVS */
> +			ldo1_reg: LDO1 {
> +				regulator-name = "LDO1";
> +				regulator-min-microvolt = <1800000>;
> +				regulator-max-microvolt = <1800000>;
> +				regulator-boot-on;
> +				regulator-always-on;
> +			};
> +
> +			/* V_0V8_SNVS */
> +			ldo2_reg: LDO2 {
> +				regulator-name = "LDO2";
> +				regulator-min-microvolt = <800000>;
> +				regulator-max-microvolt = <850000>;
> +				regulator-boot-on;
> +				regulator-always-on;
> +			};
> +
> +			/* V_1V8_ANA */
> +			ldo3_reg: LDO3 {
> +				regulator-name = "LDO3";
> +				regulator-min-microvolt = <1800000>;
> +				regulator-max-microvolt = <1800000>;
> +				regulator-boot-on;
> +				regulator-always-on;
> +			};
> +
> +			/* V_0V9_MIPI */
> +			ldo4_reg: LDO4 {
> +				regulator-name = "LDO4";
> +				regulator-min-microvolt = <900000>;
> +				regulator-max-microvolt = <900000>;
> +				regulator-boot-on;
> +				regulator-always-on;
> +			};
> +
> +			/* VCC SD IO - switched using SD2 VSELECT */
> +			ldo5_reg: LDO5 {
> +				regulator-name = "LDO5";
> +				regulator-min-microvolt = <1800000>;
> +				regulator-max-microvolt = <3300000>;
> +			};
> +		};
> +	};
> +
> +	pcf85063: rtc@51 {
> +		compatible = "nxp,pcf85063a";
> +		reg = <0x51>;
> +		quartz-load-femtofarads = <7000>;
> +	};
> +
> +	eeprom1: eeprom@53 {
> +		compatible = "nxp,se97b", "atmel,24c02";
> +		read-only;
> +		reg = <0x53>;
> +		pagesize = <16>;
> +	};
> +
> +	eeprom0: eeprom@57 {
> +		compatible = "atmel,24c64";
> +		reg = <0x57>;
> +		pagesize = <32>;
> +	};
> +};
> +
> +&usdhc3 {
> +	pinctrl-names = "default", "state_100mhz", "state_200mhz";
> +	pinctrl-0 = <&pinctrl_usdhc3>;
> +	pinctrl-1 = <&pinctrl_usdhc3_100mhz>;
> +	pinctrl-2 = <&pinctrl_usdhc3_200mhz>;
> +	bus-width = <8>;
> +	non-removable;
> +	no-sd;
> +	no-sdio;
> +	vmmc-supply = <&reg_vcc3v3>;
> +	vqmmc-supply = <&reg_vcc1v8>;
> +	status = "okay";
> +};
> +
> +/*
> + * Attention:
> + * wdog reset is routed to PMIC, PMIC must be preconfigured to force POR
> + * without LDO for SNVS. GPIO1_IO02 must not be used as GPIO.
> + */
> +&wdog1 {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&pinctrl_wdog>;
> +	fsl,ext-reset-output;
> +	status = "okay";
> +};
> +
> +&iomuxc {
> +	pinctrl_flexspi: flexspigrp {
> +		fsl,pins = <
> +			MX8MN_IOMUXC_NAND_ALE_QSPI_A_SCLK	0x84
> +			MX8MN_IOMUXC_NAND_CE0_B_QSPI_A_SS0_B	0x84
> +			MX8MN_IOMUXC_NAND_DATA00_QSPI_A_DATA0	0x84
> +			MX8MN_IOMUXC_NAND_DATA01_QSPI_A_DATA1	0x84
> +			MX8MN_IOMUXC_NAND_DATA02_QSPI_A_DATA2	0x84
> +			MX8MN_IOMUXC_NAND_DATA03_QSPI_A_DATA3	0x84
> +		>;
> +	};
> +
> +	pinctrl_i2c1: i2c1grp {
> +		fsl,pins = <
> +			MX8MN_IOMUXC_I2C1_SCL_I2C1_SCL		0x400001c4
> +			MX8MN_IOMUXC_I2C1_SDA_I2C1_SDA		0x400001c4
> +		>;
> +	};
> +
> +	pinctrl_i2c1_gpio: i2c1gpiogrp {
> +		fsl,pins = <
> +			MX8MN_IOMUXC_I2C1_SCL_GPIO5_IO14	0x400001c4
> +			MX8MN_IOMUXC_I2C1_SDA_GPIO5_IO15	0x400001c4
> +		>;
> +	};
> +
> +	pinctrl_pmic: pmicgrp {
> +		fsl,pins = <
> +			MX8MN_IOMUXC_GPIO1_IO08_GPIO1_IO8	0x84
> +		>;
> +	};
> +
> +	pinctrl_reg_usdhc2_vmmc: regusdhc2vmmc {
> +		fsl,pins = <
> +			MX8MN_IOMUXC_SD2_RESET_B_GPIO2_IO19		0x84
> +		>;
> +	};
> +
> +	pinctrl_usdhc3: usdhc3grp {
> +		fsl,pins = <
> +			MX8MN_IOMUXC_NAND_WE_B_USDHC3_CLK		0x1d4
> +			MX8MN_IOMUXC_NAND_WP_B_USDHC3_CMD		0x1d2
> +			MX8MN_IOMUXC_NAND_DATA04_USDHC3_DATA0		0x1d4
> +			MX8MN_IOMUXC_NAND_DATA05_USDHC3_DATA1		0x1d4
> +			MX8MN_IOMUXC_NAND_DATA06_USDHC3_DATA2		0x1d4
> +			MX8MN_IOMUXC_NAND_DATA07_USDHC3_DATA3		0x1d4
> +			MX8MN_IOMUXC_NAND_RE_B_USDHC3_DATA4		0x1d4
> +			MX8MN_IOMUXC_NAND_CE2_B_USDHC3_DATA5		0x1d4
> +			MX8MN_IOMUXC_NAND_CE3_B_USDHC3_DATA6		0x1d4
> +			MX8MN_IOMUXC_NAND_CLE_USDHC3_DATA7		0x1d4
> +			MX8MN_IOMUXC_NAND_CE1_B_USDHC3_STROBE		0x84
> +			MX8MN_IOMUXC_NAND_READY_B_USDHC3_RESET_B	0x84
> +		>;
> +	};
> +
> +	pinctrl_usdhc3_100mhz: usdhc3grp100mhz {
> +		fsl,pins = <
> +			MX8MN_IOMUXC_NAND_WE_B_USDHC3_CLK		0x1d2
> +			MX8MN_IOMUXC_NAND_WP_B_USDHC3_CMD		0x1d2
> +			MX8MN_IOMUXC_NAND_DATA04_USDHC3_DATA0		0x1d4
> +			MX8MN_IOMUXC_NAND_DATA05_USDHC3_DATA1		0x1d4
> +			MX8MN_IOMUXC_NAND_DATA06_USDHC3_DATA2		0x1d4
> +			MX8MN_IOMUXC_NAND_DATA07_USDHC3_DATA3		0x1d4
> +			MX8MN_IOMUXC_NAND_RE_B_USDHC3_DATA4		0x1d4
> +			MX8MN_IOMUXC_NAND_CE2_B_USDHC3_DATA5		0x1d4
> +			MX8MN_IOMUXC_NAND_CE3_B_USDHC3_DATA6		0x1d4
> +			MX8MN_IOMUXC_NAND_CLE_USDHC3_DATA7		0x1d4
> +			MX8MN_IOMUXC_NAND_CE1_B_USDHC3_STROBE		0x84
> +			MX8MN_IOMUXC_NAND_READY_B_USDHC3_RESET_B	0x84
> +		>;
> +	};
> +
> +	pinctrl_usdhc3_200mhz: usdhc3grp200mhz {
> +		fsl,pins = <
> +			MX8MN_IOMUXC_NAND_WE_B_USDHC3_CLK		0x1d6
> +			MX8MN_IOMUXC_NAND_WP_B_USDHC3_CMD		0x1d2
> +			MX8MN_IOMUXC_NAND_DATA04_USDHC3_DATA0		0x1d4
> +			MX8MN_IOMUXC_NAND_DATA05_USDHC3_DATA1		0x1d4
> +			MX8MN_IOMUXC_NAND_DATA06_USDHC3_DATA2		0x1d4
> +			MX8MN_IOMUXC_NAND_DATA07_USDHC3_DATA3		0x1d4
> +			MX8MN_IOMUXC_NAND_RE_B_USDHC3_DATA4		0x1d4
> +			MX8MN_IOMUXC_NAND_CE2_B_USDHC3_DATA5		0x1d4
> +			MX8MN_IOMUXC_NAND_CE3_B_USDHC3_DATA6		0x1d4
> +			MX8MN_IOMUXC_NAND_CLE_USDHC3_DATA7		0x1d4
> +			MX8MN_IOMUXC_NAND_CE1_B_USDHC3_STROBE		0x84
> +			MX8MN_IOMUXC_NAND_READY_B_USDHC3_RESET_B	0x84
> +		>;
> +	};
> +
> +	pinctrl_wdog: wdoggrp {
> +		fsl,pins = <
> +			MX8MN_IOMUXC_GPIO1_IO02_WDOG1_WDOG_B		0x84
> +		>;
> +	};
> +};
> -- 
> 2.25.1
> 

  reply	other threads:[~2021-10-15  2:41 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-10-06 13:23 [PATCH 0/7] Support for some TQMa8M* boards Alexander Stein
2021-10-06 13:23 ` [PATCH 1/7] dt-bindings: arm: fsl: add TQMa8MxML boards Alexander Stein
2021-10-14 19:55   ` Rob Herring
2021-10-06 13:23 ` [PATCH 2/7] arm64: dts: freescale: add initial tree for TQMa8MQML with i.MX8MM Alexander Stein
2021-10-15  2:34   ` Shawn Guo
2021-10-06 13:23 ` [PATCH 3/7] arm64: defconfig: enable drivers for TQ TQMa8MxML-MBa8Mx Alexander Stein
2021-10-06 13:23 ` [PATCH 4/7] dt-bindings: arm: fsl: add TQMa8MxNL boards Alexander Stein
2021-10-14 19:55   ` Rob Herring
2021-10-06 13:23 ` [PATCH 5/7] arm64: dts: freescale: add initial tree for TQMa8MQNL with i.MX8MN Alexander Stein
2021-10-15  2:41   ` Shawn Guo [this message]
2021-10-06 13:23 ` [PATCH 6/7] dt-bindings: arm: fsl: add TQMa8Mx boards Alexander Stein
2021-10-14 19:56   ` Rob Herring
2021-10-06 13:23 ` [PATCH 7/7] arm64: dts: freescale: add initial tree for TQMa8Mx with i.MX8M Alexander Stein

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