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Message-ID: <20230718014325.GS9559@dragon>
Date: Tue, 18 Jul 2023 09:43:25 +0800
From: Shawn Guo <shawnguo@...nel.org>
To: Alexander Stein <alexander.stein@...tq-group.com>
Cc: Rob Herring <robh+dt@...nel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
Conor Dooley <conor+dt@...nel.org>,
Sascha Hauer <s.hauer@...gutronix.de>,
Fabio Estevam <festevam@...il.com>,
Marek Vasut <marex@...x.de>,
Pengutronix Kernel Team <kernel@...gutronix.de>,
NXP Linux Team <linux-imx@....com>,
devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
linux-kernel@...r.kernel.org, linux@...tq-group.com
Subject: Re: [PATCH v2 2/3] arm64: dts: freescale: add initial device tree
for MBa93xxLA SBC board
On Fri, Jun 16, 2023 at 09:20:04AM +0200, Alexander Stein wrote:
> This adds support for TQMa93xx module and MBa93xxLA SBC board.
> TQMa93xx is a SOM using i.MX93 SOC. The SOM features PMIC, RAM, e-MMC and
> some optional peripherals like SPI-NOR, RTC, EEPROM, gyroscope and
> secure element.
> TQMa93xxLA is a solder on type SOM and can be used directly on MBa93XXLA.
> TQMa93xxCA is a feature compatible, socketable type SOM.
>
> Signed-off-by: Alexander Stein <alexander.stein@...tq-group.com>
> ---
> arch/arm64/boot/dts/freescale/Makefile | 1 +
> .../freescale/imx93-tqma9352-mba93xxla.dts | 629 ++++++++++++++++++
> .../boot/dts/freescale/imx93-tqma9352.dtsi | 213 ++++++
> 3 files changed, 843 insertions(+)
> create mode 100644 arch/arm64/boot/dts/freescale/imx93-tqma9352-mba93xxla.dts
> create mode 100644 arch/arm64/boot/dts/freescale/imx93-tqma9352.dtsi
>
> diff --git a/arch/arm64/boot/dts/freescale/Makefile b/arch/arm64/boot/dts/freescale/Makefile
> index a750be13ace89..2d5e9f495a646 100644
> --- a/arch/arm64/boot/dts/freescale/Makefile
> +++ b/arch/arm64/boot/dts/freescale/Makefile
> @@ -141,6 +141,7 @@ dtb-$(CONFIG_ARCH_MXC) += imx8qxp-colibri-iris-v2.dtb
> dtb-$(CONFIG_ARCH_MXC) += imx8qxp-mek.dtb
> dtb-$(CONFIG_ARCH_MXC) += imx8ulp-evk.dtb
> dtb-$(CONFIG_ARCH_MXC) += imx93-11x11-evk.dtb
> +dtb-$(CONFIG_ARCH_MXC) += imx93-tqma9352-mba93xxla.dtb
>
> imx8mm-venice-gw72xx-0x-imx219-dtbs := imx8mm-venice-gw73xx-0x.dtb imx8mm-venice-gw73xx-0x-imx219.dtbo
> imx8mm-venice-gw72xx-0x-rs232-rts-dtbs := imx8mm-venice-gw72xx-0x.dtb imx8mm-venice-gw72xx-0x-rs232-rts.dtbo
> diff --git a/arch/arm64/boot/dts/freescale/imx93-tqma9352-mba93xxla.dts b/arch/arm64/boot/dts/freescale/imx93-tqma9352-mba93xxla.dts
> new file mode 100644
> index 0000000000000..a98a6592ecd83
> --- /dev/null
> +++ b/arch/arm64/boot/dts/freescale/imx93-tqma9352-mba93xxla.dts
> @@ -0,0 +1,629 @@
> +// SPDX-License-Identifier: (GPL-2.0-or-later OR MIT)
> +/*
> + * Copyright (c) 2022-2023 TQ-Systems GmbH <linux@...tq-group.com>,
> + * D-82229 Seefeld, Germany.
> + * Author: Markus Niebel
> + * Author: Alexander Stein
> + */
> +/dts-v1/;
> +
> +#include <dt-bindings/input/input.h>
> +#include <dt-bindings/leds/common.h>
> +#include <dt-bindings/net/ti-dp83867.h>
> +#include <dt-bindings/pwm/pwm.h>
> +#include <dt-bindings/usb/pd.h>
> +#include "imx93-tqma9352.dtsi"
> +
> +/{
> + model = "TQ-Systems i.MX93 TQMa93xxLA on MBa93xxLA SBC";
> + compatible = "tq,imx93-tqma9352-mba93xxla",
> + "tq,imx93-tqma9352", "fsl,imx93";
> +
> + chosen {
> + stdout-path = &lpuart1;
> + };
> +
> + aliases {
> + eeprom0 = &eeprom0;
> + rtc0 = &pcf85063;
> + rtc1 = &bbnsm_rtc;
> + };
> +
> + backlight_lvds: backlight {
> + compatible = "pwm-backlight";
> + pwms = <&tpm5 0 5000000 0>;
> + brightness-levels = <0 4 8 16 32 64 128 255>;
> + default-brightness-level = <7>;
> + power-supply = <®_12v0>;
> + enable-gpios = <&expander2 2 GPIO_ACTIVE_HIGH>;
> + status = "disabled";
> + };
> +
> + dp_refclk: dp-refclk {
Can we name the node clock-xxx?
> + compatible = "fixed-clock";
> + #clock-cells = <0>;
> + clock-frequency = <26000000>;
> + };
> +
> + gpio-keys {
> + compatible = "gpio-keys";
> + autorepeat;
> +
> + switch-a {
> + label = "switcha";
> + linux,code = <BTN_0>;
> + gpios = <&expander0 6 GPIO_ACTIVE_LOW>;
> + wakeup-source;
> + };
> +
> + switch-b {
> + label = "switchb";
> + linux,code = <BTN_1>;
> + gpios = <&expander0 7 GPIO_ACTIVE_LOW>;
> + wakeup-source;
> + };
> + };
> +
> + gpio-leds {
> + compatible = "gpio-leds";
> +
> + led-1 {
> + color = <LED_COLOR_ID_GREEN>;
> + function = LED_FUNCTION_STATUS;
> + gpios = <&expander2 6 GPIO_ACTIVE_HIGH>;
> + linux,default-trigger = "default-on";
> + };
> +
> + led-2 {
> + color = <LED_COLOR_ID_AMBER>;
> + function = LED_FUNCTION_HEARTBEAT;
> + gpios = <&expander2 7 GPIO_ACTIVE_HIGH>;
> + linux,default-trigger = "heartbeat";
> + };
> + };
> +
> + iio-hwmon {
> + compatible = "iio-hwmon";
> + io-channels = <&adc1 0>, <&adc1 1>, <&adc1 2>, <&adc1 3>;
> + };
> +
> + reg_3v3: regulator-3v3 {
> + compatible = "regulator-fixed";
> + regulator-name = "V_3V3_MB";
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> + };
> +
> + reg_3v8: regulator-3v8 {
> + compatible = "regulator-fixed";
> + regulator-name = "V_3V8";
> + regulator-min-microvolt = <3800000>;
> + regulator-max-microvolt = <3800000>;
> + gpio = <&expander0 0 GPIO_ACTIVE_HIGH>;
> + enable-active-high;
> + /* TODO: this is supply for IOT module */
> + regulator-always-on;
> + };
> +
> + reg_5v0: regulator-5v0 {
> + compatible = "regulator-fixed";
> + regulator-name = "V_5V0_MB";
> + regulator-min-microvolt = <5000000>;
> + regulator-max-microvolt = <5000000>;
> + };
> +
> + reg_12v0: regulator-12v0 {
> + compatible = "regulator-fixed";
> + regulator-name = "V_12V";
> + regulator-min-microvolt = <12000000>;
> + regulator-max-microvolt = <12000000>;
> + gpio = <&expander1 7 GPIO_ACTIVE_HIGH>;
> + enable-active-high;
> + };
> +};
> +
> +&adc1 {
> + status = "okay";
> +};
> +
> +&eqos {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_eqos>;
> + phy-mode = "rgmii-id";
> + phy-handle = <ðphy_eqos>;
> + status = "okay";
> +
> + mdio {
> + compatible = "snps,dwmac-mdio";
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + ethphy_eqos: ethernet-phy@0 {
> + compatible = "ethernet-phy-ieee802.3-c22";
> + reg = <0>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_eqos_phy>;
> + reset-gpios = <&expander1 0 GPIO_ACTIVE_LOW>;
> + reset-assert-us = <500000>;
> + reset-deassert-us = <50000>;
> + ti,rx-internal-delay = <DP83867_RGMIIDCTL_2_25_NS>;
> + ti,tx-internal-delay = <DP83867_RGMIIDCTL_2_25_NS>;
> + ti,fifo-depth = <DP83867_PHYCR_FIFO_DEPTH_4_B_NIB>;
> + ti,dp83867-rxctrl-strap-quirk;
> + ti,clk-output-sel = <DP83867_CLK_O_SEL_OFF>;
> + enet-phy-lane-no-swap;
> + interrupt-parent = <&gpio3>;
> + interrupts = <26 IRQ_TYPE_EDGE_FALLING>;
Place these generic properties before device/vendor specific ones.
> + };
> + };
> +};
> +
> +&fec {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_fec>;
> + phy-mode = "rgmii-id";
> + phy-handle = <ðphy_fec>;
> + fsl,magic-packet;
> + status = "okay";
> +
> + mdio {
> + #address-cells = <1>;
> + #size-cells = <0>;
> + clock-frequency = <5000000>;
> +
> + ethphy_fec: ethernet-phy@0 {
> + compatible = "ethernet-phy-ieee802.3-c22";
> + reg = <0>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_fec_phy>;
> + reset-gpios = <&expander1 1 GPIO_ACTIVE_LOW>;
> + reset-assert-us = <500000>;
> + reset-deassert-us = <50000>;
> + ti,rx-internal-delay = <DP83867_RGMIIDCTL_2_25_NS>;
> + ti,tx-internal-delay = <DP83867_RGMIIDCTL_2_25_NS>;
> + ti,fifo-depth = <DP83867_PHYCR_FIFO_DEPTH_4_B_NIB>;
> + ti,dp83867-rxctrl-strap-quirk;
> + ti,clk-output-sel = <DP83867_CLK_O_SEL_OFF>;
> + enet-phy-lane-no-swap;
> + interrupt-parent = <&gpio3>;
> + interrupts = <27 IRQ_TYPE_EDGE_FALLING>;
> + };
> + };
> +};
> +
> +&flexcan1 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_flexcan1>;
> + xceiver-supply = <®_3v3>;
> + status = "okay";
> +};
> +
> +&flexcan2 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_flexcan2>;
> + xceiver-supply = <®_3v3>;
> + status = "okay";
> +};
> +
> +&gpio1 {
> + expander-irq-hog {
> + gpio-hog;
> + gpios = <12 GPIO_ACTIVE_LOW>;
> + input;
> + line-name = "PEX_INT#";
> + };
> +
> + rtc-irq-hog {
> + gpio-hog;
> + gpios = <14 GPIO_ACTIVE_LOW>;
> + input;
> + line-name = "RTC_EVENT#";
> + };
> +};
> +
> +&gpio3 {
> + ethphy-eqos-irq-hog {
> + gpio-hog;
> + gpios = <26 GPIO_ACTIVE_LOW>;
> + input;
> + line-name = "ENET0_IRQ#";
> + };
> +
> + ethphy-fec-irq-hog {
> + gpio-hog;
> + gpios = <27 GPIO_ACTIVE_LOW>;
> + input;
> + line-name = "ENET1_IRQ#";
> + };
> +};
> +
> +&lpi2c3 {
> + #address-cells = <1>;
> + #size-cells = <0>;
> + clock-frequency = <400000>;
> + pinctrl-names = "default", "sleep";
> + pinctrl-0 = <&pinctrl_lpi2c3>;
> + pinctrl-1 = <&pinctrl_lpi2c3>;
> + status = "okay";
> +
> + temperature-sensor@1c {
> + compatible = "nxp,se97b", "jedec,jc-42.4-temp";
> + reg = <0x1c>;
> + };
> +
> + eeprom2: eeprom@54 {
> + compatible = "nxp,se97b", "atmel,24c02";
> + reg = <0x54>;
> + pagesize = <16>;
> + vcc-supply = <®_3v3>;
> + };
> +
> + expander0: gpio@70 {
> + compatible = "nxp,pca9538";
> + reg = <0x70>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_pexp_irq>;
> + gpio-controller;
> + #gpio-cells = <2>;
> + interrupt-controller;
> + #interrupt-cells = <2>;
> + interrupt-parent = <&gpio1>;
> + interrupts = <12 IRQ_TYPE_LEVEL_LOW>;
> + vcc-supply = <®_3v3>;
> + gpio-line-names = "3V8_EN", "",
> + "", "IOT_PWRKEY",
> + "IOT_RESET", "IOT_W_DISABLE",
> + "BUTTON_A#", "BUTTON_B#";
> +
> + /*
> + * Controls the IOT W_DISABLE pin which is low active
> + * as disable signal but inverted as seen from the CPU.
> + * The output-low states, the signal is
> + * inactive, e.g. not disabled
> + */
> + iot_wdisable_hog: iot-wdisable-hog {
> + gpio-hog;
> + gpios = <5 GPIO_ACTIVE_HIGH>;
> + output-low;
> + line-name = "IOT_W_DISABLE";
> + };
> + };
> +
> + expander1: gpio@71 {
> + compatible = "nxp,pca9538";
> + reg = <0x71>;
> + gpio-controller;
> + #gpio-cells = <2>;
> + vcc-supply = <®_3v3>;
> + gpio-line-names = "ENET1_RESET#", "ENET2_RESET#",
> + "USB_RESET#", "",
> + "WLAN_PD#", "WLAN_W_DISABLE#",
> + "WLAN_PERST#", "12V_EN";
> +
> + /*
> + * Controls the WiFi card PD pin which is low active
> + * as power down signal. The output-low states, the signal
> + * is inactive, e.g. not power down
> + */
> + wlan-pd-hog {
> + gpio-hog;
> + gpios = <4 GPIO_ACTIVE_LOW>;
> + output-low;
> + line-name = "WLAN_PD#";
> + };
> +
> + /*
> + * Controls the WiFi card disable pin which is low active
> + * as disable signal. The output-low states, the signal
> + * is inactive, e.g. not disabled
> + */
> + wlan-wdisable-hog {
> + gpio-hog;
> + gpios = <5 GPIO_ACTIVE_LOW>;
> + output-low;
> + line-name = "WLAN_W_DISABLE#";
> + };
> +
> + /*
> + * Controls the WiFi card reset pin which is low active
> + * as reset signal. The output-low states, the signal
> + * is inactive, e.g. not in reset
> + */
> + wlan-perst-hog {
> + gpio-hog;
> + gpios = <6 GPIO_ACTIVE_LOW>;
> + output-low;
> + line-name = "WLAN_PERST#";
> + };
> + };
> +
> + expander2: gpio@72 {
> + compatible = "nxp,pca9538";
> + reg = <0x72>;
> + gpio-controller;
> + #gpio-cells = <2>;
> + vcc-supply = <®_3v3>;
> + gpio-line-names = "LCD_RESET#", "LCD_PWR_EN",
> + "LCD_BL_EN", "DP_EN",
> + "MIPI_CSI_EN", "MIPI_CSI_RST#",
> + "USER_LED1", "USER_LED2";
> + };
> +};
> +
> +&lpi2c5 {
> + #address-cells = <1>;
> + #size-cells = <0>;
> + clock-frequency = <400000>;
> + pinctrl-names = "default", "sleep";
> + pinctrl-0 = <&pinctrl_lpi2c5>;
> + pinctrl-1 = <&pinctrl_lpi2c5>;
> + status = "okay";
> +
> + dp_bridge: dp-bridge@f {
> + compatible = "toshiba,tc358767";
> + reg = <0x0f>;
> + reset-gpios = <&expander2 3 GPIO_ACTIVE_LOW>;
> + clock-names = "ref";
> + clocks = <&dp_refclk>;
> + toshiba,hpd-pin = <0>;
> + status = "disabled";
> +
> + ports {
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + port@0 {
> + reg = <0>;
> +
> + dp_dsi_in: endpoint {
> + };
> + };
> + };
> + };
> +};
> +
> +&lpuart1 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_uart1>;
> + status = "okay";
> +};
> +
> +&lpuart2 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_uart2>;
> + linux,rs485-enabled-at-boot-time;
> + status = "okay";
> +};
> +
> +/* disabled per default, console for M33 */
> +&lpuart3 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_uart3>;
> + status = "disabled";
> +};
> +
> +&lpuart6 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_uart6>;
> + status = "okay";
> +};
> +
> +&lpuart8 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_uart8>;
> + status = "okay";
> +};
> +
> +&pcf85063 {
> + /* RTC_EVENT# is connected on MBa93xxLA */
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_pcf85063>;
> + interrupt-parent = <&gpio1>;
> + interrupts = <14 IRQ_TYPE_EDGE_FALLING>;
> +};
> +
> +&tpm5 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_tpm5>;
> +};
> +
> +&usdhc2 {
> + pinctrl-names = "default", "state_100mhz", "state_200mhz";
> + pinctrl-0 = <&pinctrl_usdhc2_hs>, <&pinctrl_usdhc2_gpio>;
> + pinctrl-1 = <&pinctrl_usdhc2_uhs>, <&pinctrl_usdhc2_gpio>;
> + pinctrl-2 = <&pinctrl_usdhc2_uhs>, <&pinctrl_usdhc2_gpio>;
> + cd-gpios = <&gpio3 00 GPIO_ACTIVE_LOW>;
> + vmmc-supply = <®_usdhc2_vmmc>;
> + bus-width = <4>;
> + no-sdio;
> + no-mmc;
> + disable-wp;
> + status = "okay";
> +};
> +
> +&iomuxc {
> + pinctrl_eqos: eqosgrp {
> + fsl,pins = <
> + /* PD | FSEL_2 | DSE X4 */
> + MX93_PAD_ENET1_MDC__ENET_QOS_MDC 0x51e
> + MX93_PAD_ENET1_MDIO__ENET_QOS_MDIO 0x4000051e
> + /* PD | FSEL_2 | DSE X6 */
> + MX93_PAD_ENET1_RD0__ENET_QOS_RGMII_RD0 0x57e
> + MX93_PAD_ENET1_RD1__ENET_QOS_RGMII_RD1 0x57e
> + MX93_PAD_ENET1_RD2__ENET_QOS_RGMII_RD2 0x57e
> + MX93_PAD_ENET1_RD3__ENET_QOS_RGMII_RD3 0x57e
> + /* PD | FSEL_3 | DSE X6 */
> + MX93_PAD_ENET1_RXC__CCM_ENET_QOS_CLOCK_GENERATE_RX_CLK 0x5fe
> + MX93_PAD_ENET1_RX_CTL__ENET_QOS_RGMII_RX_CTL 0x57e
> + /* PD | FSEL_2 | DSE X4 */
> + MX93_PAD_ENET1_TD0__ENET_QOS_RGMII_TD0 0x51e
> + MX93_PAD_ENET1_TD1__ENET_QOS_RGMII_TD1 0x51e
> + MX93_PAD_ENET1_TD2__ENET_QOS_RGMII_TD2 0x51e
> + MX93_PAD_ENET1_TD3__ENET_QOS_RGMII_TD3 0x51e
> + MX93_PAD_ENET1_TX_CTL__ENET_QOS_RGMII_TX_CTL 0x51e
> + /* PD | FSEL_3 | DSE X3 */
> + MX93_PAD_ENET1_TXC__CCM_ENET_QOS_CLOCK_GENERATE_TX_CLK 0x58e
> + >;
> + };
> +
> + pinctrl_eqos_phy: eqosphygrp {
> + fsl,pins = <
> + MX93_PAD_CCM_CLKO1__GPIO3_IO26 0x1306
> + >;
> + };
> +
> + pinctrl_fec: fecgrp {
> + fsl,pins = <
> + /* PD | FSEL_2 | DSE X4 */
> + MX93_PAD_ENET2_MDC__ENET1_MDC 0x51e
> + MX93_PAD_ENET2_MDIO__ENET1_MDIO 0x4000051e
> + /* PD | FSEL_2 | DSE X6 */
> + MX93_PAD_ENET2_RD0__ENET1_RGMII_RD0 0x57e
> + MX93_PAD_ENET2_RD1__ENET1_RGMII_RD1 0x57e
> + MX93_PAD_ENET2_RD2__ENET1_RGMII_RD2 0x57e
> + MX93_PAD_ENET2_RD3__ENET1_RGMII_RD3 0x57e
> + /* PD | FSEL_3 | DSE X6 */
> + MX93_PAD_ENET2_RXC__ENET1_RGMII_RXC 0x5fe
> + MX93_PAD_ENET2_RX_CTL__ENET1_RGMII_RX_CTL 0x57e
> + /* PD | FSEL_2 | DSE X4 */
> + MX93_PAD_ENET2_TD0__ENET1_RGMII_TD0 0x51e
> + MX93_PAD_ENET2_TD1__ENET1_RGMII_TD1 0x51e
> + MX93_PAD_ENET2_TD2__ENET1_RGMII_TD2 0x51e
> + MX93_PAD_ENET2_TD3__ENET1_RGMII_TD3 0x51e
> + MX93_PAD_ENET2_TX_CTL__ENET1_RGMII_TX_CTL 0x51e
> + /* PD | FSEL_3 | DSE X3 */
> + MX93_PAD_ENET2_TXC__ENET1_RGMII_TXC 0x58e
> + >;
> + };
> +
> + pinctrl_fec_phy: fecphygrp {
> + fsl,pins = <
> + MX93_PAD_CCM_CLKO2__GPIO3_IO27 0x1306
> + >;
> + };
> +
> + pinctrl_flexcan1: flexcan1grp {
> + fsl,pins = <
> + MX93_PAD_PDM_BIT_STREAM0__CAN1_RX 0x139e
> + MX93_PAD_PDM_CLK__CAN1_TX 0x139e
> + >;
> + };
> +
> + pinctrl_flexcan2: flexcan2grp {
> + fsl,pins = <
> + MX93_PAD_GPIO_IO25__CAN2_TX 0x139e
> + MX93_PAD_GPIO_IO27__CAN2_RX 0x139e
> + >;
> + };
> +
> + pinctrl_lpi2c3: lpi2c3grp {
> + fsl,pins = <
> + MX93_PAD_GPIO_IO28__LPI2C3_SDA 0x40000b9e
> + MX93_PAD_GPIO_IO29__LPI2C3_SCL 0x40000b9e
> + >;
> + };
> +
> + pinctrl_lpi2c5: lpi2c5grp {
> + fsl,pins = <
> + MX93_PAD_GPIO_IO22__LPI2C5_SDA 0x40000b9e
> + MX93_PAD_GPIO_IO23__LPI2C5_SCL 0x40000b9e
> + >;
> + };
> +
> + pinctrl_pcf85063: pcf85063grp {
> + fsl,pins = <
> + MX93_PAD_SAI1_RXD0__GPIO1_IO14 0x1306
> + >;
> + };
> +
> + pinctrl_pexp_irq: pexpirqgrp {
> + fsl,pins = <
> + MX93_PAD_SAI1_TXC__GPIO1_IO12 0x1306
> + >;
> + };
> +
> + pinctrl_tpm5: tpm5grp {
> + fsl,pins = <
> + MX93_PAD_GPIO_IO06__TPM5_CH0 0x57e
> + >;
> + };
> +
> + pinctrl_typec: typecgrp {
> + fsl,pins = <
> + MX93_PAD_I2C2_SCL__GPIO1_IO02 0x1306
> + >;
> + };
> +
> + pinctrl_uart1: uart1grp {
> + fsl,pins = <
> + MX93_PAD_UART1_RXD__LPUART1_RX 0x31e
> + MX93_PAD_UART1_TXD__LPUART1_TX 0x31e
> + >;
> + };
> +
> + pinctrl_uart2: uart2grp {
> + fsl,pins = <
> + MX93_PAD_UART2_TXD__LPUART2_TX 0x31e
> + MX93_PAD_UART2_RXD__LPUART2_RX 0x31e
> + MX93_PAD_SAI1_TXD0__LPUART2_RTS_B 0x31e
> + >;
> + };
> +
> + pinctrl_uart3: uart3grp {
> + fsl,pins = <
> + MX93_PAD_GPIO_IO14__LPUART3_TX 0x31e
> + MX93_PAD_GPIO_IO15__LPUART3_RX 0x31e
> + >;
> + };
> +
> + pinctrl_uart6: uart6grp {
> + fsl,pins = <
> + MX93_PAD_GPIO_IO04__LPUART6_TX 0x31e
> + MX93_PAD_GPIO_IO05__LPUART6_RX 0x31e
> + >;
> + };
> +
> + pinctrl_uart8: uart8grp {
> + fsl,pins = <
> + MX93_PAD_GPIO_IO12__LPUART8_TX 0x31e
> + MX93_PAD_GPIO_IO13__LPUART8_RX 0x31e
> + >;
> + };
> +
> + pinctrl_usdhc2_gpio: usdhc2gpiogrp {
> + fsl,pins = <
> + MX93_PAD_SD2_CD_B__GPIO3_IO00 0x31e
> + >;
> + };
> +
> + pinctrl_usdhc2_hs: usdhc2hsgrp {
> + fsl,pins = <
> + /* HYS | PD | PU | FSEL_3 | DSE X5 */
> + MX93_PAD_SD2_CLK__USDHC2_CLK 0x17be
> + /* HYS | PD | PU | FSEL_3 | DSE X4 */
> + MX93_PAD_SD2_CMD__USDHC2_CMD 0x139e
> + /* HYS | PD | PU | FSEL_3 | DSE X3 */
> + MX93_PAD_SD2_DATA0__USDHC2_DATA0 0x138e
> + MX93_PAD_SD2_DATA1__USDHC2_DATA1 0x138e
> + MX93_PAD_SD2_DATA2__USDHC2_DATA2 0x138e
> + MX93_PAD_SD2_DATA3__USDHC2_DATA3 0x138e
> + /* PD | PU | FSEL_2 | DSE X3 */
> + MX93_PAD_SD2_VSELECT__USDHC2_VSELECT 0x50e
> + >;
> + };
> +
> + pinctrl_usdhc2_uhs: usdhc2uhsgrp {
> + fsl,pins = <
> + /* HYS | PD | PU | FSEL_3 | DSE X6 */
> + MX93_PAD_SD2_CLK__USDHC2_CLK 0x17fe
> + /* HYS | PD | PU | FSEL_3 | DSE X4 */
> + MX93_PAD_SD2_CMD__USDHC2_CMD 0x139e
> + MX93_PAD_SD2_DATA0__USDHC2_DATA0 0x139e
> + MX93_PAD_SD2_DATA1__USDHC2_DATA1 0x139e
> + MX93_PAD_SD2_DATA2__USDHC2_DATA2 0x139e
> + MX93_PAD_SD2_DATA3__USDHC2_DATA3 0x139e
> + /* PD | PU | FSEL_2 | DSE X3 */
> + MX93_PAD_SD2_VSELECT__USDHC2_VSELECT 0x50e
> + >;
> + };
> +};
> diff --git a/arch/arm64/boot/dts/freescale/imx93-tqma9352.dtsi b/arch/arm64/boot/dts/freescale/imx93-tqma9352.dtsi
> new file mode 100644
> index 0000000000000..2f2bb2c49f04c
> --- /dev/null
> +++ b/arch/arm64/boot/dts/freescale/imx93-tqma9352.dtsi
> @@ -0,0 +1,213 @@
> +// SPDX-License-Identifier: (GPL-2.0-or-later OR MIT)
> +/*
> + * Copyright (c) 2022 TQ-Systems GmbH <linux@...tq-group.com>,
> + * D-82229 Seefeld, Germany.
> + * Author: Markus Niebel
> + */
> +
> +#include "imx93.dtsi"
> +
> +/{
> + model = "TQ-Systems i.MX93 TQMa93xxLA/TQMa93xxCA SOM";
> + compatible = "tq,imx93-tqma9352", "fsl,imx93";
> +
> + reserved-memory {
> + #address-cells = <2>;
> + #size-cells = <2>;
> + ranges;
> +
> + linux,cma {
> + compatible = "shared-dma-pool";
> + reusable;
> + alloc-ranges = <0 0x60000000 0 0x40000000>;
> + size = <0 0x10000000>;
> + linux,cma-default;
> + };
> + };
> +
> + reg_v1v8: regulator-v1v8 {
> + compatible = "regulator-fixed";
> + regulator-name = "V_1V8";
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + };
> +
> + reg_v3v3: regulator-v3v3 {
> + compatible = "regulator-fixed";
> + regulator-name = "V_3V3";
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> + };
> +
> + /* SD2 RST# via PMIC SW_EN */
> + reg_usdhc2_vmmc: regulator-usdhc2 {
> + compatible = "regulator-fixed";
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_reg_usdhc2_vmmc>;
> + regulator-name = "VSD_3V3";
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> + vin-supply = <®_v3v3>;
> + gpio = <&gpio3 7 GPIO_ACTIVE_HIGH>;
> + enable-active-high;
> + };
> +};
> +
> +&adc1 {
> + vref-supply = <®_v1v8>;
> +};
> +
> +&flexspi1 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_flexspi1>;
> + status = "okay";
> +
> + flash0: flash@0 {
> + reg = <0>;
> + compatible = "jedec,spi-nor";
We generally start properties with compatible.
Shawn
> + /*
> + * no DQS, RXCLKSRC internal loop back, max 66 MHz
> + * clk framework uses CLK_DIVIDER_ROUND_CLOSEST
> + * selected value together with root from
> + * IMX93_CLK_SYS_PLL_PFD1 @ 800.000.000 Hz helps to
> + * respect the maximum value.
> + */
> + spi-max-frequency = <62000000>;
> + spi-tx-bus-width = <4>;
> + spi-rx-bus-width = <4>;
> + };
> +};
> +
> +&gpio1 {
> + pmic-irq-hog {
> + gpio-hog;
> + gpios = <2 GPIO_ACTIVE_LOW>;
> + input;
> + line-name = "PMIC_IRQ#";
> + };
> +};
> +
> +&lpi2c1 {
> + clock-frequency = <400000>;
> + pinctrl-names = "default", "sleep";
> + pinctrl-0 = <&pinctrl_lpi2c1>;
> + pinctrl-1 = <&pinctrl_lpi2c1>;
> + status = "okay";
> +
> + se97_som: temperature-sensor@1b {
> + compatible = "nxp,se97b", "jedec,jc-42.4-temp";
> + reg = <0x1b>;
> + };
> +
> + pcf85063: rtc@51 {
> + compatible = "nxp,pcf85063a";
> + reg = <0x51>;
> + quartz-load-femtofarads = <7000>;
> + };
> +
> + eeprom0: eeprom@53 {
> + compatible = "nxp,se97b", "atmel,24c02";
> + reg = <0x53>;
> + pagesize = <16>;
> + read-only;
> + vcc-supply = <®_v3v3>;
> + };
> +
> + eeprom1: eeprom@57 {
> + compatible = "atmel,24c64";
> + reg = <0x57>;
> + pagesize = <32>;
> + vcc-supply = <®_v3v3>;
> + };
> +
> + /* protectable identification memory (part of M24C64-D @57) */
> + eeprom@5f {
> + compatible = "st,24c64", "atmel,24c64";
> + reg = <0x5f>;
> + size = <32>;
> + pagesize = <32>;
> + vcc-supply = <®_v3v3>;
> + };
> +
> + imu@6a {
> + compatible = "st,ism330dhcx";
> + reg = <0x6a>;
> + vdd-supply = <®_v3v3>;
> + vddio-supply = <®_v3v3>;
> + };
> +};
> +
> +&usdhc1 {
> + pinctrl-names = "default", "state_100mhz", "state_200mhz";
> + pinctrl-0 = <&pinctrl_usdhc1>;
> + pinctrl-1 = <&pinctrl_usdhc1>;
> + pinctrl-2 = <&pinctrl_usdhc1>;
> + bus-width = <8>;
> + non-removable;
> + no-sdio;
> + no-sd;
> + status = "okay";
> +};
> +
> +&wdog3 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_wdog>;
> + status = "okay";
> +};
> +
> +&iomuxc {
> + pinctrl_flexspi1: flexspi1grp {
> + fsl,pins = <
> + MX93_PAD_SD3_CMD__FLEXSPI1_A_SS0_B 0x3fe
> + MX93_PAD_SD3_CLK__FLEXSPI1_A_SCLK 0x3fe
> + MX93_PAD_SD3_DATA0__FLEXSPI1_A_DATA00 0x3fe
> + MX93_PAD_SD3_DATA1__FLEXSPI1_A_DATA01 0x3fe
> + MX93_PAD_SD3_DATA2__FLEXSPI1_A_DATA02 0x3fe
> + MX93_PAD_SD3_DATA3__FLEXSPI1_A_DATA03 0x3fe
> + >;
> + };
> +
> + pinctrl_lpi2c1: lpi2c1grp {
> + fsl,pins = <
> + MX93_PAD_I2C1_SCL__LPI2C1_SCL 0x40000b9e
> + MX93_PAD_I2C1_SDA__LPI2C1_SDA 0x40000b9e
> + >;
> + };
> +
> + pinctrl_pca9451: pca9451grp {
> + fsl,pins = <
> + MX93_PAD_I2C2_SDA__GPIO1_IO03 0x1306
> + >;
> + };
> +
> + pinctrl_reg_usdhc2_vmmc: regusdhc2vmmcgrp {
> + fsl,pins = <
> + MX93_PAD_SD2_RESET_B__GPIO3_IO07 0x1306
> + >;
> + };
> +
> + pinctrl_usdhc1: usdhc1grp {
> + fsl,pins = <
> + /* HYS | PU | PD | FSEL_3 | X5 */
> + MX93_PAD_SD1_CLK__USDHC1_CLK 0x17be
> + MX93_PAD_SD1_STROBE__USDHC1_STROBE 0x17be
> + /* HYS | PU | FSEL_3 | X5 */
> + MX93_PAD_SD1_CMD__USDHC1_CMD 0x13be
> + /* HYS | PU | FSEL_3 | X4 */
> + MX93_PAD_SD1_DATA0__USDHC1_DATA0 0x139e
> + MX93_PAD_SD1_DATA1__USDHC1_DATA1 0x139e
> + MX93_PAD_SD1_DATA2__USDHC1_DATA2 0x139e
> + MX93_PAD_SD1_DATA3__USDHC1_DATA3 0x139e
> + MX93_PAD_SD1_DATA4__USDHC1_DATA4 0x139e
> + MX93_PAD_SD1_DATA5__USDHC1_DATA5 0x139e
> + MX93_PAD_SD1_DATA6__USDHC1_DATA6 0x139e
> + MX93_PAD_SD1_DATA7__USDHC1_DATA7 0x139e
> + >;
> + };
> +
> + pinctrl_wdog: wdoggrp {
> + fsl,pins = <
> + MX93_PAD_WDOG_ANY__WDOG1_WDOG_ANY 0x31e
> + >;
> + };
> +};
> --
> 2.34.1
>
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