[PATCH v1 1/3] arm64: dts: imx8mp: Add Engicam i.Core MX8M Plus SoM

Michael Nazzareno Trimarchi michael at amarulasolutions.com
Mon Aug 22 11:10:04 CEST 2022


Hi

On Mon, Aug 22, 2022 at 11:07 AM Manoj Sai
<abbaraju.manojsai at amarulasolutions.com> wrote:
>
> i.Core MX8M Plus is an EDIMM SoM based on NXP i.MX8M Plus
> from Engicam.
>
> General features:
> - NXP i.MX8M Plus
> - Up to 4GB LDDR4
> - 8 eMMC
> - Gigabit Ethernet
> - USB 3.0, 2.0 Host/OTG
> - PCIe 3.0 interface
> - I2S
> - LVDS
> - rest of i.MX8M Plus features
>
> i.Core MX8M Plus needs to mount on top of Engicam baseboards
> for creating complete platform solutions.
>
> Add support for it.
>
> Sync the i.Core MX8M Plus is an EDIMM SoM based on NXP i.MX8M Plus
> from Engicam devicetree file from linux-next tree.
> commit <eefe06b295087> (arm64: dts: imx8mp: Add Engicam i.Core MX8M Plus SoM)
>
> Signed-off-by: Manoj Sai <abbaraju.manojsai at amarulasolutions.com>
> Signed-off-by: Signed-off-by: Jagan Teki <jagan at amarulasolutions.com>

Please double check before send

> Signed-off-by: Matteo Lisi <matteo.lisi at engicam.com>
> ---
>  arch/arm/dts/imx8mp-icore-mx8mp.dtsi | 186 +++++++++++++++++++++++++++
>  1 file changed, 186 insertions(+)
>  create mode 100644 arch/arm/dts/imx8mp-icore-mx8mp.dtsi
>
> diff --git a/arch/arm/dts/imx8mp-icore-mx8mp.dtsi b/arch/arm/dts/imx8mp-icore-mx8mp.dtsi
> new file mode 100644
> index 0000000000..5116079cce
> --- /dev/null
> +++ b/arch/arm/dts/imx8mp-icore-mx8mp.dtsi
> @@ -0,0 +1,186 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> +/*
> + * Copyright (c) 2018 NXP
> + * Copyright (c) 2019 Engicam srl
> + * Copyright (c) 2020 Amarula Solutons(India)

Again

> + */
> +
> +/ {
> +       compatible = "engicam,icore-mx8mp", "fsl,imx8mp";
> +};
> +
> +&A53_0 {
> +       cpu-supply = <&buck2>;
> +};
> +
> +&A53_1 {
> +       cpu-supply = <&buck2>;
> +};
> +
> +&A53_2 {
> +       cpu-supply = <&buck2>;
> +};
> +
> +&A53_3 {
> +       cpu-supply = <&buck2>;
> +};
> +
> +&i2c1 {
> +       clock-frequency = <100000>;
> +       pinctrl-names = "default";
> +       pinctrl-0 = <&pinctrl_i2c1>;
> +       status = "okay";
> +
> +       pca9450: pmic at 25 {
> +               compatible = "nxp,pca9450c";
> +               interrupt-parent = <&gpio3>;
> +               interrupts = <1 IRQ_TYPE_LEVEL_LOW>;
> +               pinctrl-names = "default";
> +               pinctrl-0 = <&pinctrl_pmic>;
> +               reg = <0x25>;
> +
> +               regulators {
> +                       buck1: BUCK1 {
> +                               regulator-always-on;
> +                               regulator-boot-on;
> +                               regulator-min-microvolt = <720000>;
> +                               regulator-max-microvolt = <1000000>;
> +                               regulator-name = "BUCK1";
> +                               regulator-ramp-delay = <3125>;
> +                       };
> +
> +                       buck2: BUCK2  {
> +                               nxp,dvs-run-voltage = <950000>;
> +                               nxp,dvs-standby-voltage = <850000>;
> +                               regulator-always-on;
> +                               regulator-boot-on;
> +                               regulator-max-microvolt = <1025000>;
> +                               regulator-min-microvolt = <720000>;
> +                               regulator-name = "BUCK2";
> +                               regulator-ramp-delay = <3125>;
> +                       };
> +
> +                       buck4: BUCK4 {
> +                               regulator-always-on;
> +                               regulator-boot-on;
> +                               regulator-max-microvolt = <3600000>;
> +                               regulator-min-microvolt = <3000000>;
> +                               regulator-name = "BUCK4";
> +                       };
> +
> +                       buck5: BUCK5 {
> +                               regulator-always-on;
> +                               regulator-boot-on;
> +                               regulator-max-microvolt = <1950000>;
> +                               regulator-min-microvolt = <1650000>;
> +                               regulator-name = "BUCK5";
> +                       };
> +
> +                       buck6: BUCK6 {
> +                               regulator-always-on;
> +                               regulator-boot-on;
> +                               regulator-max-microvolt = <1155000>;
> +                               regulator-min-microvolt = <1045000>;
> +                               regulator-name = "BUCK6";
> +                       };
> +
> +                       ldo1: LDO1 {
> +                               regulator-always-on;
> +                               regulator-boot-on;
> +                               regulator-max-microvolt = <1950000>;
> +                               regulator-min-microvolt = <1650000>;
> +                               regulator-name = "LDO1";
> +                       };
> +
> +                       ldo3: LDO3 {
> +                               regulator-always-on;
> +                               regulator-boot-on;
> +                               regulator-max-microvolt = <1890000>;
> +                               regulator-min-microvolt = <1710000>;
> +                               regulator-name = "LDO3";
> +                       };
> +
> +                       ldo5: LDO5 {
> +                               regulator-always-on;
> +                               regulator-boot-on;
> +                               regulator-max-microvolt = <3300000>;
> +                               regulator-min-microvolt = <1800000>;
> +                               regulator-name = "LDO5";
> +                       };
> +               };
> +       };
> +};
> +
> +/* EMMC */
> +&usdhc3 {
> +       bus-width = <8>;
> +       non-removable;
> +       pinctrl-names = "default", "state_100mhz", "state_200mhz";
> +       pinctrl-0 = <&pinctrl_usdhc3>;
> +       pinctrl-1 = <&pinctrl_usdhc3_100mhz>;
> +       pinctrl-2 = <&pinctrl_usdhc3_200mhz>;
> +       status = "okay";
> +};
> +
> +&iomuxc {
> +       pinctrl_i2c1: i2c1grp {
> +               fsl,pins = <
> +                       MX8MP_IOMUXC_I2C1_SCL__I2C1_SCL         0x400001c3
> +                       MX8MP_IOMUXC_I2C1_SDA__I2C1_SDA         0x400001c3
> +               >;
> +       };
> +
> +       pinctrl_pmic: pmicgrp {
> +               fsl,pins = <
> +                       MX8MP_IOMUXC_NAND_CE0_B__GPIO3_IO01       0x41
> +               >;
> +       };
> +

Are you sure about using grp everywhere?

> +       pinctrl_usdhc3: usdhc3grp {
> +               fsl,pins = <
> +                       MX8MP_IOMUXC_NAND_WE_B__USDHC3_CLK      0x190
> +                       MX8MP_IOMUXC_NAND_WP_B__USDHC3_CMD      0x1d0
> +                       MX8MP_IOMUXC_NAND_DATA04__USDHC3_DATA0  0x1d0
> +                       MX8MP_IOMUXC_NAND_DATA05__USDHC3_DATA1  0x1d0
> +                       MX8MP_IOMUXC_NAND_DATA06__USDHC3_DATA2  0x1d0
> +                       MX8MP_IOMUXC_NAND_DATA07__USDHC3_DATA3  0x1d0
> +                       MX8MP_IOMUXC_NAND_RE_B__USDHC3_DATA4    0x1d0
> +                       MX8MP_IOMUXC_NAND_CE2_B__USDHC3_DATA5   0x1d0
> +                       MX8MP_IOMUXC_NAND_CE3_B__USDHC3_DATA6   0x1d0
> +                       MX8MP_IOMUXC_NAND_CLE__USDHC3_DATA7     0x1d0
> +                       MX8MP_IOMUXC_NAND_CE1_B__USDHC3_STROBE  0x190
> +               >;
> +       };
> +
> +       pinctrl_usdhc3_100mhz: usdhc3-100mhzgrp {
> +               fsl,pins = <
> +                       MX8MP_IOMUXC_NAND_WE_B__USDHC3_CLK      0x194
> +                       MX8MP_IOMUXC_NAND_WP_B__USDHC3_CMD      0x1d4
> +                       MX8MP_IOMUXC_NAND_DATA04__USDHC3_DATA0  0x1d4
> +                       MX8MP_IOMUXC_NAND_DATA05__USDHC3_DATA1  0x1d4
> +                       MX8MP_IOMUXC_NAND_DATA06__USDHC3_DATA2  0x1d4
> +                       MX8MP_IOMUXC_NAND_DATA07__USDHC3_DATA3  0x1d4
> +                       MX8MP_IOMUXC_NAND_RE_B__USDHC3_DATA4    0x1d4
> +                       MX8MP_IOMUXC_NAND_CE2_B__USDHC3_DATA5   0x1d4
> +                       MX8MP_IOMUXC_NAND_CE3_B__USDHC3_DATA6   0x1d4
> +                       MX8MP_IOMUXC_NAND_CLE__USDHC3_DATA7     0x1d4
> +                       MX8MP_IOMUXC_NAND_CE1_B__USDHC3_STROBE  0x194
> +               >;
> +       };
> +
> +       pinctrl_usdhc3_200mhz: usdhc3-200mhzgrp {
> +               fsl,pins = <
> +                       MX8MP_IOMUXC_NAND_WE_B__USDHC3_CLK      0x196
> +                       MX8MP_IOMUXC_NAND_WP_B__USDHC3_CMD      0x1d6
> +                       MX8MP_IOMUXC_NAND_DATA04__USDHC3_DATA0  0x1d6
> +                       MX8MP_IOMUXC_NAND_DATA05__USDHC3_DATA1  0x1d6
> +                       MX8MP_IOMUXC_NAND_DATA06__USDHC3_DATA2  0x1d6
> +                       MX8MP_IOMUXC_NAND_DATA07__USDHC3_DATA3  0x1d6
> +                       MX8MP_IOMUXC_NAND_RE_B__USDHC3_DATA4    0x1d6
> +                       MX8MP_IOMUXC_NAND_CE2_B__USDHC3_DATA5   0x1d6
> +                       MX8MP_IOMUXC_NAND_CE3_B__USDHC3_DATA6   0x1d6
> +                       MX8MP_IOMUXC_NAND_CLE__USDHC3_DATA7     0x1d6
> +                       MX8MP_IOMUXC_NAND_CE1_B__USDHC3_STROBE  0x196
> +               >;
> +       };
> +};
> --
> 2.25.1
>


-- 
Michael Nazzareno Trimarchi
Co-Founder & Chief Executive Officer
M. +39 347 913 2170
michael at amarulasolutions.com
__________________________________

Amarula Solutions BV
Joop Geesinkweg 125, 1114 AB, Amsterdam, NL
T. +31 (0)85 111 9172
info at amarulasolutions.com
www.amarulasolutions.com


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