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Date: Thu, 4 Jan 2024 09:55:28 +0100
From: Marco Felsch <m.felsch@...gutronix.de>
To: Mathieu Othacehe <othacehe@....org>
Cc: Rob Herring <robh+dt@...nel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
Conor Dooley <conor+dt@...nel.org>, Shawn Guo <shawnguo@...nel.org>,
Sascha Hauer <s.hauer@...gutronix.de>,
Pengutronix Kernel Team <kernel@...gutronix.de>,
Fabio Estevam <festevam@...il.com>,
NXP Linux Team <linux-imx@....com>, Li Yang <leoyang.li@....com>,
Stefan Wahren <wahrenst@....net>, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v6 2/2] arm64: dts: imx93-var-som: Add Variscite
VAR-SOM-MX93
Hi Mathieu,
thanks for your patch, please see below.
On 24-01-03, Mathieu Othacehe wrote:
> Add DTSI for Variscite VAR-SOM-MX93 System on Module and DTS for Variscite
> VAR-SOM-MX93 on Symphony evaluation board.
>
> This version comes with:
> - NXP i.MX 93 Dual, 1.7GHz, Cortex-A55 + Cortex-M33
> - 2 GB of RAM
> - 16GB eMMC
> - 802.11ax/ac/a/b/g/n WiFi with 5.3 Bluetooth
> - CAN bus
> - Audio codec
>
> Signed-off-by: Mathieu Othacehe <othacehe@....org>
> ---
> arch/arm64/boot/dts/freescale/Makefile | 1 +
> .../dts/freescale/imx93-var-som-symphony.dts | 351 ++++++++++++++++++
> .../boot/dts/freescale/imx93-var-som.dtsi | 111 ++++++
> 3 files changed, 463 insertions(+)
> create mode 100644 arch/arm64/boot/dts/freescale/imx93-var-som-symphony.dts
> create mode 100644 arch/arm64/boot/dts/freescale/imx93-var-som.dtsi
>
> diff --git a/arch/arm64/boot/dts/freescale/Makefile b/arch/arm64/boot/dts/freescale/Makefile
> index 2e027675d7bb..a6f1700961e3 100644
> --- a/arch/arm64/boot/dts/freescale/Makefile
> +++ b/arch/arm64/boot/dts/freescale/Makefile
> @@ -203,6 +203,7 @@ dtb-$(CONFIG_ARCH_MXC) += imx8ulp-evk.dtb
> dtb-$(CONFIG_ARCH_MXC) += imx93-11x11-evk.dtb
> dtb-$(CONFIG_ARCH_MXC) += imx93-tqma9352-mba93xxca.dtb
> dtb-$(CONFIG_ARCH_MXC) += imx93-tqma9352-mba93xxla.dtb
> +dtb-$(CONFIG_ARCH_MXC) += imx93-var-som-symphony.dtb
>
> imx8mm-venice-gw72xx-0x-imx219-dtbs := imx8mm-venice-gw72xx-0x.dtb imx8mm-venice-gw72xx-0x-imx219.dtbo
> imx8mm-venice-gw72xx-0x-rpidsi-dtbs := imx8mm-venice-gw72xx-0x.dtb imx8mm-venice-gw72xx-0x-rpidsi.dtbo
> diff --git a/arch/arm64/boot/dts/freescale/imx93-var-som-symphony.dts b/arch/arm64/boot/dts/freescale/imx93-var-som-symphony.dts
> new file mode 100644
> index 000000000000..3ee2f4402b6d
> --- /dev/null
> +++ b/arch/arm64/boot/dts/freescale/imx93-var-som-symphony.dts
> @@ -0,0 +1,351 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> +/*
> + * Copyright 2021 NXP
> + * Copyright 2023 Variscite Ltd.
> + */
> +
> +/dts-v1/;
> +
> +#include <dt-bindings/leds/common.h>
> +#include "imx93-var-som.dtsi"
> +
> +/{
> + model = "Variscite VAR-SOM-MX93 on Symphony evaluation board";
> + compatible = "variscite,var-som-mx93-symphony",
> + "variscite,var-som-mx93", "fsl,imx93";
> +
> + aliases {
> + ethernet0 = &eqos;
> + ethernet1 = &fec;
> + };
> +
> + chosen {
> + stdout-path = &lpuart1;
> + };
> +
> + /*
> + * Needed only for Symphony <= v1.5
> + */
> + reg_fec_phy: regulator-fec-phy {
> + compatible = "regulator-fixed";
> + regulator-name = "fec-phy";
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + regulator-enable-ramp-delay = <20000>;
> + gpio = <&pca9534 7 GPIO_ACTIVE_HIGH>;
> + enable-active-high;
> + regulator-always-on;
> + };
> +
> + 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>;
> + gpio = <&gpio2 18 GPIO_ACTIVE_HIGH>;
> + off-on-delay-us = <20000>;
> + enable-active-high;
> + };
> +
> + reg_vref_1v8: regulator-adc-vref {
> + compatible = "regulator-fixed";
> + regulator-name = "vref_1v8";
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + };
> +
> + reserved-memory {
> + #address-cells = <2>;
> + #size-cells = <2>;
> + ranges;
> +
> + ethosu_mem: ethosu-region@...00000 {
> + compatible = "shared-dma-pool";
> + reusable;
> + reg = <0x0 0x88000000 0x0 0x8000000>;
> + };
> +
> + vdev0vring0: vdev0vring0@...e0000 {
> + reg = <0 0x87ee0000 0 0x8000>;
> + no-map;
> + };
> +
> + vdev0vring1: vdev0vring1@...e8000 {
> + reg = <0 0x87ee8000 0 0x8000>;
> + no-map;
> + };
> +
> + vdev1vring0: vdev1vring0@...f0000 {
> + reg = <0 0x87ef0000 0 0x8000>;
> + no-map;
> + };
> +
> + vdev1vring1: vdev1vring1@...f8000 {
> + reg = <0 0x87ef8000 0 0x8000>;
> + no-map;
> + };
> +
> + rsc_table: rsc-table@...1f000 {
> + reg = <0 0x2021f000 0 0x1000>;
> + no-map;
> + };
> +
> + vdevbuffer: vdevbuffer@...00000 {
> + compatible = "shared-dma-pool";
> + reg = <0 0x87f00000 0 0x100000>;
> + no-map;
> + };
> +
> + ele_reserved: ele-reserved@...e0000 {
> + compatible = "shared-dma-pool";
> + reg = <0 0x87de0000 0 0x100000>;
> + no-map;
> + };
> + };
> +
> + gpio-keys {
> + compatible = "gpio-keys";
> +
> + key-back {
> + label = "Back";
> + gpios = <&pca9534 1 GPIO_ACTIVE_LOW>;
> + linux,code = <KEY_BACK>;
> + };
> +
> + key-home {
> + label = "Home";
> + gpios = <&pca9534 2 GPIO_ACTIVE_LOW>;
> + linux,code = <KEY_HOME>;
> + };
> +
> + key-menu {
> + label = "Menu";
> + gpios = <&pca9534 3 GPIO_ACTIVE_LOW>;
> + linux,code = <KEY_MENU>;
> + };
> + };
> +
> + leds {
> + compatible = "gpio-leds";
> +
> + led-0 {
> + function = LED_FUNCTION_STATUS;
> + color = <LED_COLOR_ID_GREEN>;
> + gpios = <&pca9534 0 GPIO_ACTIVE_HIGH>;
> + linux,default-trigger = "heartbeat";
> + };
> + };
> +};
> +
> +/* Use external instead of internal RTC*/
> +&bbnsm_rtc {
> + status = "disabled";
> +};
> +
> +&eqos {
> + mdio {
> + ethphy1: ethernet-phy@5 {
> + compatible = "ethernet-phy-ieee802.3-c22";
> + reg = <5>;
> + qca,disable-smarteee;
> + eee-broken-1000t;
> + reset-gpios = <&pca9534 5 GPIO_ACTIVE_LOW>;
> + reset-assert-us = <10000>;
> + reset-deassert-us = <20000>;
> + vddio-supply = <&vddio1>;
> +
> + vddio1: vddio-regulator {
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + };
> + };
> + };
> +};
> +
> +&fec {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_fec>;
> + phy-mode = "rgmii";
> + phy-handle = <ðphy1>;
> + phy-supply = <®_fec_phy>;
> + status = "okay";
> +};
> +
> +&flexcan1 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_flexcan1>;
> + status = "okay";
> +};
> +
> +&iomuxc {
> + pinctrl_fec: fecgrp {
> + fsl,pins = <
> + 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
> + MX93_PAD_ENET2_RXC__ENET1_RGMII_RXC 0x5fe
> + MX93_PAD_ENET2_RX_CTL__ENET1_RGMII_RX_CTL 0x57e
> + MX93_PAD_ENET2_TD0__ENET1_RGMII_TD0 0x57e
> + MX93_PAD_ENET2_TD1__ENET1_RGMII_TD1 0x57e
> + MX93_PAD_ENET2_TD2__ENET1_RGMII_TD2 0x57e
> + MX93_PAD_ENET2_TD3__ENET1_RGMII_TD3 0x57e
> + MX93_PAD_ENET2_TXC__ENET1_RGMII_TXC 0x5fe
> + MX93_PAD_ENET2_TX_CTL__ENET1_RGMII_TX_CTL 0x57e
> + >;
> + };
> +
> + pinctrl_flexcan1: flexcan1grp {
> + fsl,pins = <
> + MX93_PAD_PDM_CLK__CAN1_TX 0x139e
> + MX93_PAD_PDM_BIT_STREAM0__CAN1_RX 0x139e
> + >;
> + };
> +
> + pinctrl_lpi2c1: lpi2c1grp {
> + fsl,pins = <
> + MX93_PAD_I2C1_SCL__LPI2C1_SCL 0x40000b9e
> + MX93_PAD_I2C1_SDA__LPI2C1_SDA 0x40000b9e
> + >;
> + };
> +
> + pinctrl_lpi2c1_gpio: lpi2c1gpiogrp {
> + fsl,pins = <
> + MX93_PAD_I2C1_SCL__GPIO1_IO00 0x31e
> + MX93_PAD_I2C1_SDA__GPIO1_IO01 0x31e
> + >;
> + };
> +
> + pinctrl_lpi2c5: lpi2c5grp {
> + fsl,pins = <
> + MX93_PAD_GPIO_IO23__LPI2C5_SCL 0x40000b9e
> + MX93_PAD_GPIO_IO22__LPI2C5_SDA 0x40000b9e
> + >;
> + };
> +
> + pinctrl_lpi2c5_gpio: lpi2c5gpiogrp {
> + fsl,pins = <
> + MX93_PAD_GPIO_IO23__GPIO2_IO23 0x31e
> + MX93_PAD_GPIO_IO22__GPIO2_IO22 0x31e
> + >;
> + };
> +
> + pinctrl_pca9534: pca9534grp {
> + fsl,pins = <
> + MX93_PAD_CCM_CLKO1__GPIO3_IO26 0x31e
> + >;
> + };
> +
> + pinctrl_uart1: uart1grp {
> + fsl,pins = <
> + MX93_PAD_UART1_RXD__LPUART1_RX 0x31e
> + MX93_PAD_UART1_TXD__LPUART1_TX 0x31e
> + >;
> + };
> +
> + pinctrl_uart6: uart6grp {
> + fsl,pins = <
> + MX93_PAD_GPIO_IO05__LPUART6_RX 0x31e
> + MX93_PAD_GPIO_IO04__LPUART6_TX 0x31e
> + >;
> + };
> +
> + pinctrl_reg_usdhc2_vmmc: regusdhc2vmmcgrp {
> + fsl,pins = <
> + MX93_PAD_GPIO_IO18__GPIO2_IO18 0x31e
> + >;
> + };
> +
> + pinctrl_usdhc2: usdhc2grp {
> + fsl,pins = <
> + MX93_PAD_SD2_CLK__USDHC2_CLK 0x15fe
> + MX93_PAD_SD2_CMD__USDHC2_CMD 0x13fe
> + MX93_PAD_SD2_DATA0__USDHC2_DATA0 0x13fe
> + MX93_PAD_SD2_DATA1__USDHC2_DATA1 0x13fe
> + MX93_PAD_SD2_DATA2__USDHC2_DATA2 0x13fe
> + MX93_PAD_SD2_DATA3__USDHC2_DATA3 0x13fe
> + MX93_PAD_SD2_VSELECT__USDHC2_VSELECT 0x51e
> + >;
> + };
> +
> + pinctrl_usdhc2_gpio: usdhc2gpiogrp {
> + fsl,pins = <
> + MX93_PAD_SD2_CD_B__GPIO3_IO00 0x31e
> + >;
> + };
> +};
Can you move the iomuxc node at the end of the file please? Same for the
som.dtsi file. DTS(I) files are sort alphabetical except for this node
(at least for i.MX dts(i) files).
Thanks,
Marco
> +
> +&lpi2c1 {
> + clock-frequency = <400000>;
> + pinctrl-names = "default", "sleep", "gpio";
> + pinctrl-0 = <&pinctrl_lpi2c1>;
> + pinctrl-1 = <&pinctrl_lpi2c1_gpio>;
> + pinctrl-2 = <&pinctrl_lpi2c1_gpio>;
> + scl-gpios = <&gpio1 0 GPIO_ACTIVE_HIGH>;
> + sda-gpios = <&gpio1 1 GPIO_ACTIVE_HIGH>;
> + status = "okay";
> +
> + /* DS1337 RTC module */
> + rtc@68 {
> + compatible = "dallas,ds1337";
> + reg = <0x68>;
> + };
> +};
> +
> +&lpi2c5 {
> + clock-frequency = <400000>;
> + pinctrl-names = "default", "sleep", "gpio";
> + pinctrl-0 = <&pinctrl_lpi2c5>;
> + pinctrl-1 = <&pinctrl_lpi2c5_gpio>;
> + pinctrl-2 = <&pinctrl_lpi2c5_gpio>;
> + scl-gpios = <&gpio2 23 GPIO_ACTIVE_HIGH>;
> + sda-gpios = <&gpio2 22 GPIO_ACTIVE_HIGH>;
> + status = "okay";
> +
> + pca9534: gpio@20 {
> + compatible = "nxp,pca9534";
> + reg = <0x20>;
> + gpio-controller;
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_pca9534>;
> + interrupt-parent = <&gpio3>;
> + interrupts = <26 IRQ_TYPE_EDGE_FALLING>;
> + #gpio-cells = <2>;
> + wakeup-source;
> + };
> +};
> +
> +/* Console */
> +&lpuart1 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_uart1>;
> + status = "okay";
> +};
> +
> +/* J18.7, J18.9 */
> +&lpuart6 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_uart6>;
> + status = "okay";
> +};
> +
> +/* SD */
> +&usdhc2 {
> + pinctrl-names = "default", "state_100mhz", "state_200mhz";
> + pinctrl-0 = <&pinctrl_usdhc2>, <&pinctrl_usdhc2_gpio>;
> + pinctrl-1 = <&pinctrl_usdhc2>, <&pinctrl_usdhc2_gpio>;
> + pinctrl-2 = <&pinctrl_usdhc2>, <&pinctrl_usdhc2_gpio>;
> + cd-gpios = <&gpio3 00 GPIO_ACTIVE_LOW>;
> + vmmc-supply = <®_usdhc2_vmmc>;
> + bus-width = <4>;
> + status = "okay";
> + no-sdio;
> + no-mmc;
> +};
> +
> +/* Watchdog */
> +&wdog3 {
> + status = "okay";
> +};
> diff --git a/arch/arm64/boot/dts/freescale/imx93-var-som.dtsi b/arch/arm64/boot/dts/freescale/imx93-var-som.dtsi
> new file mode 100644
> index 000000000000..6c77b886666b
> --- /dev/null
> +++ b/arch/arm64/boot/dts/freescale/imx93-var-som.dtsi
> @@ -0,0 +1,111 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> +/*
> + * Copyright 2022 NXP
> + * Copyright 2023 Variscite Ltd.
> + */
> +
> +/dts-v1/;
> +
> +#include "imx93.dtsi"
> +
> +/{
> + model = "Variscite VAR-SOM-MX93 module";
> + compatible = "variscite,var-som-mx93", "fsl,imx93";
> +
> + mmc_pwrseq: mmc-pwrseq {
> + compatible = "mmc-pwrseq-simple";
> + post-power-on-delay-ms = <100>;
> + power-off-delay-us = <10000>;
> + reset-gpios = <&gpio4 14 GPIO_ACTIVE_LOW>, /* WIFI_RESET */
> + <&gpio3 7 GPIO_ACTIVE_LOW>; /* WIFI_PWR_EN */
> + };
> +
> + reg_eqos_phy: regulator-eqos-phy {
> + compatible = "regulator-fixed";
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_reg_eqos_phy>;
> + regulator-name = "eth_phy_pwr";
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> + gpio = <&gpio1 7 GPIO_ACTIVE_HIGH>;
> + enable-active-high;
> + startup-delay-us = <100000>;
> + regulator-always-on;
> + };
> +};
> +
> +&eqos {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_eqos>;
> + phy-mode = "rgmii";
> + phy-handle = <ðphy0>;
> + phy-supply = <®_eqos_phy>;
> + status = "okay";
> +
> + mdio {
> + compatible = "snps,dwmac-mdio";
> + #address-cells = <1>;
> + #size-cells = <0>;
> + clock-frequency = <1000000>;
> +
> + ethphy0: ethernet-phy@0 {
> + compatible = "ethernet-phy-ieee802.3-c22";
> + reg = <0>;
> + eee-broken-1000t;
> + };
> + };
> +};
> +
> +&iomuxc {
> + pinctrl_eqos: eqosgrp {
> + fsl,pins = <
> + MX93_PAD_ENET1_MDC__ENET_QOS_MDC 0x57e
> + MX93_PAD_ENET1_MDIO__ENET_QOS_MDIO 0x57e
> + 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
> + MX93_PAD_ENET1_RXC__CCM_ENET_QOS_CLOCK_GENERATE_RX_CLK 0x5fe
> + MX93_PAD_ENET1_RX_CTL__ENET_QOS_RGMII_RX_CTL 0x57e
> + MX93_PAD_ENET1_TD0__ENET_QOS_RGMII_TD0 0x57e
> + MX93_PAD_ENET1_TD1__ENET_QOS_RGMII_TD1 0x57e
> + MX93_PAD_ENET1_TD2__ENET_QOS_RGMII_TD2 0x57e
> + MX93_PAD_ENET1_TD3__ENET_QOS_RGMII_TD3 0x57e
> + MX93_PAD_ENET1_TXC__CCM_ENET_QOS_CLOCK_GENERATE_TX_CLK 0x5fe
> + MX93_PAD_ENET1_TX_CTL__ENET_QOS_RGMII_TX_CTL 0x57e
> + >;
> + };
> +
> + pinctrl_reg_eqos_phy: regeqosgrp {
> + fsl,pins = <
> + MX93_PAD_UART2_TXD__GPIO1_IO07 0x51e
> + >;
> + };
> +
> + pinctrl_usdhc1: usdhc1grp {
> + fsl,pins = <
> + MX93_PAD_SD1_CLK__USDHC1_CLK 0x15fe
> + MX93_PAD_SD1_CMD__USDHC1_CMD 0x13fe
> + MX93_PAD_SD1_DATA0__USDHC1_DATA0 0x13fe
> + MX93_PAD_SD1_DATA1__USDHC1_DATA1 0x13fe
> + MX93_PAD_SD1_DATA2__USDHC1_DATA2 0x13fe
> + MX93_PAD_SD1_DATA3__USDHC1_DATA3 0x13fe
> + MX93_PAD_SD1_DATA4__USDHC1_DATA4 0x13fe
> + MX93_PAD_SD1_DATA5__USDHC1_DATA5 0x13fe
> + MX93_PAD_SD1_DATA6__USDHC1_DATA6 0x13fe
> + MX93_PAD_SD1_DATA7__USDHC1_DATA7 0x13fe
> + MX93_PAD_SD1_STROBE__USDHC1_STROBE 0x15fe
> + >;
> + };
> +};
> +
> +/* eMMC */
> +&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;
> + status = "okay";
> +};
> --
> 2.41.0
>
>
>
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