Re: [PATCH 02/17] ARCH: arm: dts: imx6qdl-kontron-samx6i: Add iMX6-based Kontron SMARC-sAMX6i module

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On 19-05-15 16:51, Priit Laes wrote:
> On Thu, May 09, 2019 at 05:58:19PM +0200, Marco Felsch wrote:
> > From: Priit Laes <plaes@xxxxxxxxx>
> 
> Cool, thanks for picking that up :)

You're welcome ;) Do you have a develboard to test the interfaces I
added? Since I don't have it and the kontron guys didn't reply yet.

> 
> Also, another nice thing to see is that Kontron itself is now involved,
> as back in the day when I was asking for extra information regarding
> this board (latest BSP / Git tree) I was politely told to GTFO ;)

Regards,
  Marco

> 
> > SMARC-sAMX6i is a SMARC (Smart Mobility Architecture) compliant
> > module.
> > 
> > Signed-off-by: Priit Laes <plaes@xxxxxxxxx>
> > Signed-off-by: Michael Grzeschik <m.grzeschik@xxxxxxxxxxxxxx>
> > Signed-off-by: Marco Felsch <m.felsch@xxxxxxxxxxxxxx>
> > ---
> > Based on patch: https://lore.kernel.org/patchwork/patch/762261/
> > 
> > v2:
> > - common: adapt commit message
> > - common: add pengutronix copyright
> > - common: use SPDX license header
> > - common: rename it to imx6qdl-smx6.dtsi
> > - common: drop imx6q.dtsi include and model, compatible, memory properties
> > - common: fix comment style
> > - common: drop all unnecessary 'status = "disabled"'
> > - i2c_pfuze: fix sda/scl gpios
> > - i2c_pfuze: s/i2c_pfuze/i2c_intern
> > - i2c_pfuze: use GPIO_* defines
> > - i2c3: fix pinmux
> > - fec: add phy-reset-gpio
> > - iomux: drop default 0x80000000 value
> > - iomux: use unique naming
> > - regulators: drop container node
> > - regulators: add all missing
> > 
> >  arch/arm/boot/dts/imx6qdl-kontron-samx6i.dtsi | 418 ++++++++++++++++++
> >  1 file changed, 418 insertions(+)
> >  create mode 100644 arch/arm/boot/dts/imx6qdl-kontron-samx6i.dtsi
> > 
> > diff --git a/arch/arm/boot/dts/imx6qdl-kontron-samx6i.dtsi b/arch/arm/boot/dts/imx6qdl-kontron-samx6i.dtsi
> > new file mode 100644
> > index 000000000000..e546d46365f5
> > --- /dev/null
> > +++ b/arch/arm/boot/dts/imx6qdl-kontron-samx6i.dtsi
> > @@ -0,0 +1,418 @@
> > +// SPDX-License-Identifier: GPL-2.0 OR X11
> > +/*
> > + * Copyright 2017 (C) Priit Laes <plaes@xxxxxxxxx>
> > + * Copyright 2018 (C) Pengutronix, Michael Grzeschik <mgr@xxxxxxxxxxxxxx>
> > + * Copyright 2019 (C) Pengutronix, Marco Felsch <kernel@xxxxxxxxxxxxxx>
> > + *
> > + * Based on initial work by Nikita Yushchenko <nyushchenko at dev.rtsoft.ru>
> > + */
> > +
> > +#include <dt-bindings/gpio/gpio.h>
> > +
> > +/ {
> > +	reg_1p0v_s0: regulator-1p0v-s0 {
> > +		compatible = "regulator-fixed";
> > +		regulator-name = "V_1V0_S0";
> > +		regulator-min-microvolt = <1000000>;
> > +		regulator-max-microvolt = <1000000>;
> > +		regulator-always-on;
> > +		regulator-boot-on;
> > +		vin-supply = <&reg_smarc_suppy>;
> > +	};
> > +
> > +	reg_1p35v_vcoredig_s5: regulator-1p35v-vcoredig-s5 {
> > +		compatible = "regulator-fixed";
> > +		regulator-name = "V_1V35_VCOREDIG_S5";
> > +		regulator-min-microvolt = <1350000>;
> > +		regulator-max-microvolt = <1350000>;
> > +		regulator-always-on;
> > +		regulator-boot-on;
> > +		vin-supply = <&reg_3p3v_s5>;
> > +	};
> > +
> > +	reg_1p8v_s5: regulator-1p8v-s5 {
> > +		compatible = "regulator-fixed";
> > +		regulator-name = "V_1V8_S5";
> > +		regulator-min-microvolt = <1800000>;
> > +		regulator-max-microvolt = <1800000>;
> > +		regulator-always-on;
> > +		regulator-boot-on;
> > +		vin-supply = <&reg_3p3v_s5>;
> > +	};
> > +
> > +	reg_3p3v_s0: regulator-3p3v-s0 {
> > +		compatible = "regulator-fixed";
> > +		regulator-name = "V_3V3_S0";
> > +		regulator-min-microvolt = <3300000>;
> > +		regulator-max-microvolt = <3300000>;
> > +		regulator-always-on;
> > +		regulator-boot-on;
> > +		vin-supply = <&reg_3p3v_s5>;
> > +	};
> > +
> > +	reg_3p3v_s0: regulator-3p3v-s0 {
> > +		compatible = "regulator-fixed";
> > +		regulator-name = "V_3V3_S0";
> > +		regulator-min-microvolt = <3300000>;
> > +		regulator-max-microvolt = <3300000>;
> > +		regulator-always-on;
> > +		regulator-boot-on;
> > +		vin-supply = <&reg_3p3v_s5>;
> > +	};
> > +
> > +	reg_3p3v_s5: regulator-3p3v-s5 {
> > +		compatible = "regulator-fixed";
> > +		regulator-name = "V_3V3_S5";
> > +		regulator-min-microvolt = <3300000>;
> > +		regulator-max-microvolt = <3300000>;
> > +		regulator-always-on;
> > +		regulator-boot-on;
> > +		vin-supply = <&reg_smarc_suppy>;
> > +	};
> > +
> > +	reg_smarc_rtc: regulator-smarc-rtc {
> > +		compatible = "regulator-fixed";
> > +		regulator-name = "V_IN_RTC_BATT";
> > +		regulator-min-microvolt = <3300000>;
> > +		regulator-max-microvolt = <3300000>;
> > +		regulator-always-on;
> > +		regulator-boot-on;
> > +	};
> > +
> > +	/* Module supply range can be 3.00V ... 5.25V */
> > +	reg_smarc_suppy: regulator-smarc-supply {
> > +		compatible = "regulator-fixed";
> > +		regulator-name = "V_IN_WIDE";
> > +		regulator-min-microvolt = <5000000>;
> > +		regulator-max-microvolt = <5000000>;
> > +		regulator-always-on;
> > +		regulator-boot-on;
> > +	};
> > +
> > +	i2c_intern: i2c-gpio-intern {
> > +		compatible = "i2c-gpio";
> > +		pinctrl-names = "default";
> > +		pinctrl-0 = <&pinctrl_i2c_gpio_intern>;
> > +		sda-gpios = <&gpio1 28 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
> > +		scl-gpios = <&gpio1 30 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
> > +		i2c-gpio,delay-us = <2>; /* ~100 kHz */
> > +		#address-cells = <1>;
> > +		#size-cells = <0>;
> > +	};
> > +};
> > +
> > +/* CAN0 */
> > +&can1 {
> > +	pinctrl-names = "default";
> > +	pinctrl-0 = <&pinctrl_flexcan1>;
> > +};
> > +
> > +/* CAN1 */
> > +&can2 {
> > +	pinctrl-names = "default";
> > +	pinctrl-0 = <&pinctrl_flexcan2>;
> > +};
> > +
> > +/* GBE */
> > +&fec {
> > +	pinctrl-names = "default";
> > +	pinctrl-0 = <&pinctrl_enet>;
> > +	phy-mode = "rgmii";
> > +	phy-reset-gpios = <&gpio1 25 GPIO_ACTIVE_LOW>;
> > +};
> > +
> > +&i2c_intern {
> > +	pfuze100@08 {
> > +		compatible = "fsl,pfuze100";
> > +		reg = <0x08>;
> > +
> > +		regulators {
> > +			reg_v_core_s0: sw1ab {
> > +				regulator-name = "V_CORE_S0";
> > +				regulator-min-microvolt = <300000>;
> > +				regulator-max-microvolt = <1875000>;
> > +				regulator-boot-on;
> > +				regulator-always-on;
> > +			};
> > +
> > +			reg_vddsoc_s0: sw1c {
> > +				regulator-name = "V_VDDSOC_S0";
> > +				regulator-min-microvolt = <300000>;
> > +				regulator-max-microvolt = <1875000>;
> > +				regulator-boot-on;
> > +				regulator-always-on;
> > +			};
> > +
> > +			reg_3p15v_s0: sw2 {
> > +				regulator-name = "V_3V15_S0";
> > +				regulator-min-microvolt = <800000>;
> > +				regulator-max-microvolt = <3300000>;
> > +				regulator-boot-on;
> > +				regulator-always-on;
> > +			};
> > +
> > +			/* sw3a/b is used in dual mode, but driver does not
> > +			 * support it. Although, there's no need to control
> > +			 * DDR power - so just leaving dummy entries for sw3a
> > +			 * and sw3b for now.
> > +			 */
> > +			sw3a {
> > +				regulator-min-microvolt = <400000>;
> > +				regulator-max-microvolt = <1975000>;
> > +				regulator-boot-on;
> > +				regulator-always-on;
> > +			};
> > +
> > +			sw3b {
> > +				regulator-min-microvolt = <400000>;
> > +				regulator-max-microvolt = <1975000>;
> > +				regulator-boot-on;
> > +				regulator-always-on;
> > +			};
> > +
> > +			reg_1p8v_s0: sw4 {
> > +				regulator-name = "V_1V8_S0";
> > +				regulator-min-microvolt = <800000>;
> > +				regulator-max-microvolt = <3300000>;
> > +				regulator-boot-on;
> > +				regulator-always-on;
> > +			};
> > +
> > +			/* Regulator for USB */
> > +			reg_5p0v_s0: swbst {
> > +				regulator-name = "V_5V0_S0";
> > +				regulator-min-microvolt = <5000000>;
> > +				regulator-max-microvolt = <5150000>;
> > +				regulator-boot-on;
> > +			};
> > +
> > +			reg_vsnvs: vsnvs {
> > +				regulator-min-microvolt = <1000000>;
> > +				regulator-max-microvolt = <3000000>;
> > +				regulator-boot-on;
> > +				regulator-always-on;
> > +			};
> > +
> > +			reg_vrefddr: vrefddr {
> > +				regulator-boot-on;
> > +				regulator-always-on;
> > +			};
> > +
> > +			/*
> > +			 * Per schematics, of all VGEN's, only VGEN5 has some
> > +			 * usage ... but even that - over DNI resistor
> > +			 */
> > +			vgen1 {
> > +				regulator-min-microvolt = <800000>;
> > +				regulator-max-microvolt = <1550000>;
> > +			};
> > +
> > +			vgen2 {
> > +				regulator-min-microvolt = <800000>;
> > +				regulator-max-microvolt = <1550000>;
> > +			};
> > +
> > +			vgen3 {
> > +				regulator-min-microvolt = <1800000>;
> > +				regulator-max-microvolt = <3300000>;
> > +			};
> > +
> > +			vgen4 {
> > +				regulator-min-microvolt = <1800000>;
> > +				regulator-max-microvolt = <3300000>;
> > +			};
> > +
> > +			reg_2p5v_s0: vgen5 {
> > +				regulator-name = "V_2V5_S0";
> > +				regulator-min-microvolt = <1800000>;
> > +				regulator-max-microvolt = <3300000>;
> > +			};
> > +
> > +			vgen6 {
> > +				regulator-min-microvolt = <1800000>;
> > +				regulator-max-microvolt = <3300000>;
> > +			};
> > +		};
> > +	};
> > +};
> > +
> > +/* I2C_PM */
> > +&i2c3 {
> > +	clock-frequency = <100000>;
> > +	pinctrl-names = "default";
> > +	pinctrl-0 = <&pinctrl_i2c3>;
> > +};
> > +
> > +&iomuxc {
> > +	pinctrl_flexcan1: flexcan1grp {
> > +		fsl,pins = <
> > +			MX6QDL_PAD_GPIO_7__FLEXCAN1_TX 0x1b0b0
> > +			MX6QDL_PAD_GPIO_8__FLEXCAN1_RX 0x1b0b0
> > +		>;
> > +	};
> > +
> > +	pinctrl_flexcan2: flexcan2grp {
> > +		fsl,pins = <
> > +			MX6QDL_PAD_KEY_COL4__FLEXCAN2_TX 0x1b0b0
> > +			MX6QDL_PAD_KEY_ROW4__FLEXCAN2_RX 0x1b0b0
> > +		>;
> > +	};
> > +
> > +	pinctrl_enet: enetgrp {
> > +		fsl,pins = <
> > +			MX6QDL_PAD_RGMII_TXC__RGMII_TXC       0x1b0b0
> > +			MX6QDL_PAD_RGMII_TD0__RGMII_TD0       0x1b0b0
> > +			MX6QDL_PAD_RGMII_TD1__RGMII_TD1       0x1b0b0
> > +			MX6QDL_PAD_RGMII_TD2__RGMII_TD2       0x1b0b0
> > +			MX6QDL_PAD_RGMII_TD3__RGMII_TD3       0x1b0b0
> > +			MX6QDL_PAD_RGMII_TX_CTL__RGMII_TX_CTL 0x1b0b0
> > +			MX6QDL_PAD_RGMII_RXC__RGMII_RXC       0x1b0b0
> > +			MX6QDL_PAD_RGMII_RD0__RGMII_RD0       0x1b0b0
> > +			MX6QDL_PAD_RGMII_RD1__RGMII_RD1       0x1b0b0
> > +			MX6QDL_PAD_RGMII_RD2__RGMII_RD2       0x1b0b0
> > +			MX6QDL_PAD_RGMII_RD3__RGMII_RD3       0x1b0b0
> > +			MX6QDL_PAD_RGMII_RX_CTL__RGMII_RX_CTL 0x1b0b0
> > +
> > +			MX6QDL_PAD_ENET_MDIO__ENET_MDIO       0x1b0b0
> > +			MX6QDL_PAD_ENET_MDC__ENET_MDC         0x1b0b0
> > +			MX6QDL_PAD_ENET_REF_CLK__ENET_TX_CLK  0x1b0b0
> > +			MX6QDL_PAD_ENET_CRS_DV__GPIO1_IO25    0x1b0b0 /* RST_GBE0_PHY# */
> > +		>;
> > +	};
> > +
> > +	pinctrl_i2c_gpio_intern: i2c-gpiointerngrp {
> > +		fsl,pins = <
> > +			MX6QDL_PAD_ENET_TXD0__GPIO1_IO30  0x1b0b0 /* SCL */
> > +			MX6QDL_PAD_ENET_TX_EN__GPIO1_IO28 0x1b0b0 /* SDA */
> > +		>;
> > +	};
> > +
> > +	pinctrl_i2c3: i2c3grp {
> > +		fsl,pins = <
> > +			MX6QDL_PAD_GPIO_3__I2C3_SCL		0x4001b8b1
> > +			MX6QDL_PAD_GPIO_16__I2C3_SDA		0x4001b8b1
> > +		>;
> > +	};
> > +
> > +	pinctrl_pcie: pciegrp {
> > +		fsl,pins = <
> > +			MX6QDL_PAD_EIM_D18__GPIO3_IO18	0x1b0b0 /* PCI_A_PRSNT# */
> > +			MX6QDL_PAD_EIM_DA13__GPIO3_IO13 0x1b0b0 /* RST_PCIE_A#  */
> > +			MX6QDL_PAD_SD3_DAT6__GPIO6_IO18 0x1b0b0 /* PCIE_WAKE#   */
> > +		>;
> > +	};
> > +
> > +	pinctrl_uart1: uart1grp {
> > +		fsl,pins = <
> > +			MX6QDL_PAD_CSI0_DAT11__UART1_RX_DATA 0x1b0b1
> > +			MX6QDL_PAD_CSI0_DAT10__UART1_TX_DATA 0x1b0b1
> > +			MX6QDL_PAD_EIM_D20__UART1_RTS_B 0x1b0b1
> > +			MX6QDL_PAD_EIM_D19__UART1_CTS_B 0x1b0b1
> > +		>;
> > +	};
> > +
> > +	pinctrl_uart2: uart2grp {
> > +		fsl,pins = <
> > +			MX6QDL_PAD_EIM_D27__UART2_RX_DATA 0x1b0b1
> > +			MX6QDL_PAD_EIM_D26__UART2_TX_DATA 0x1b0b1
> > +		>;
> > +	};
> > +
> > +	pinctrl_uart4: uart4grp {
> > +		fsl,pins = <
> > +			MX6QDL_PAD_CSI0_DAT13__UART4_RX_DATA 0x1b0b1
> > +			MX6QDL_PAD_CSI0_DAT12__UART4_TX_DATA 0x1b0b1
> > +			MX6QDL_PAD_CSI0_DAT16__UART4_RTS_B 0x1b0b1
> > +			MX6QDL_PAD_CSI0_DAT17__UART4_CTS_B 0x1b0b1
> > +		>;
> > +	};
> > +
> > +	pinctrl_uart5: uart5grp {
> > +		fsl,pins = <
> > +			MX6QDL_PAD_CSI0_DAT15__UART5_RX_DATA 0x1b0b1
> > +			MX6QDL_PAD_CSI0_DAT14__UART5_TX_DATA 0x1b0b1
> > +		>;
> > +	};
> > +
> > +	pinctrl_usbotg: usbotggrp {
> > +		fsl,pins = <
> > +			MX6QDL_PAD_GPIO_1__USB_OTG_ID 0x1f8b0
> > +			/* power, oc muxed but not used by the driver */
> > +			MX6QDL_PAD_CSI0_PIXCLK__GPIO5_IO18	0x1b0b0 /* USB power */
> > +			MX6QDL_PAD_CSI0_DATA_EN__GPIO5_IO20	0x1b0b0 /* USB OC */
> > +		>;
> > +	};
> > +
> > +	pinctrl_usdhc4: usdhc4grp {
> > +		fsl,pins = <
> > +			MX6QDL_PAD_SD4_CLK__SD4_CLK 0x17059
> > +			MX6QDL_PAD_SD4_CMD__SD4_CMD 0x17059
> > +			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
> > +		>;
> > +	};
> > +};
> > +
> > +&pcie {
> > +	pinctrl-names = "default";
> > +	pinctrl-0 = <&pinctrl_pcie>;
> > +	wake-up-gpio = <&gpio6 18 GPIO_ACTIVE_HIGH>;
> > +	reset-gpio = <&gpio3 13 GPIO_ACTIVE_HIGH>;
> > +};
> > +
> > +/* SER0 */
> > +&uart1 {
> > +	pinctrl-names = "default";
> > +	pinctrl-0 = <&pinctrl_uart1>;
> > +	uart-has-rtscts;
> > +};
> > +
> > +/* SER1 */
> > +&uart2 {
> > +	pinctrl-names = "default";
> > +	pinctrl-0 = <&pinctrl_uart2>;
> > +};
> > +
> > +/* SER2 */
> > +&uart4 {
> > +	pinctrl-names = "default";
> > +	pinctrl-0 = <&pinctrl_uart4>;
> > +	uart-has-rtscts;
> > +};
> > +
> > +/* SER3 */
> > +&uart5 {
> > +	pinctrl-names = "default";
> > +	pinctrl-0 = <&pinctrl_uart5>;
> > +};
> > +
> > +/* USB0 */
> > +&usbotg {
> > +	/*
> > +	 * no 'imx6-usb-charger-detection'
> > +	 * since USB_OTG_CHD_B pin is not wired
> > +	 */
> > +	pinctrl-names = "default";
> > +	pinctrl-0 = <&pinctrl_usbotg>;
> > +};
> > +
> > +/* USB1/2 via hub */
> > +&usbh1 {
> > +	vbus-supply = <&reg_5p0v_s0>;
> > +};
> > +
> > +/* SDMMC */
> > +&usdhc4 {
> > +	/* Internal eMMC, optional on some boards */
> > +	pinctrl-names = "default";
> > +	pinctrl-0 = <&pinctrl_usdhc4>;
> > +	bus-width = <8>;
> > +	no-1-8-v;
> > +	non-removable;
> > +};
> > -- 
> > 2.20.1
> > 
> 

-- 
Pengutronix e.K.                           |                             |
Industrial Linux Solutions                 | http://www.pengutronix.de/  |
Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0    |
Amtsgericht Hildesheim, HRA 2686           | Fax:   +49-5121-206917-5555 |



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