[PATCH v3 2/3] arm64: dts: imx8mp: Add Engicam i.Core MX8M Plus SoM
From: Manoj Sai
Date: Mon Apr 25 2022 - 09:43:13 EST
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.
Signed-off-by: Manoj Sai <abbaraju.manojsai@xxxxxxxxxxxxxxxxxxxx>
Signed-off-by: Matteo Lisi <matteo.lisi@xxxxxxxxxxx>
Reviewed-by: Jagan Teki <jagan@xxxxxxxxxxxxxxxxxxxx>
---
Changes for v3 :
- added the newline between properties and child node .
- modified the pmic node as per previous updations .
- arranged the nodes and its properties as per alphabetical order .
Changes for v2 :
- corrected the naming convetion of nodes as per existing
sources and bindings
- added the iomux to the end as per nxp convention.
---
.../dts/freescale/imx8mp-icore-mx8mp.dtsi | 186 ++++++++++++++++++
1 file changed, 186 insertions(+)
create mode 100644 arch/arm64/boot/dts/freescale/imx8mp-icore-mx8mp.dtsi
diff --git a/arch/arm64/boot/dts/freescale/imx8mp-icore-mx8mp.dtsi b/arch/arm64/boot/dts/freescale/imx8mp-icore-mx8mp.dtsi
new file mode 100644
index 000000000000..5116079cce22
--- /dev/null
+++ b/arch/arm64/boot/dts/freescale/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)
+ */
+
+/ {
+ 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@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
+ >;
+ };
+
+ 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