imx: support for conga-QMX8 board

Add i.MX8QM qmx8 congatec board support

U-Boot 2021.07-rc3-00528-gc9a966d9dd (May 31 2021 - 15:21:25 +0200)

CPU:   NXP i.MX8QM RevB A53 at 1200 MHz

Model: Congatec QMX8 Qseven series
Board: conga-QMX8
Build: SCFW 494c97f3, SECO-FW d63fdb21, ATF 09c5cc9
Boot:  SD2
DRAM:  6 GiB
MMC:   FSL_SDHC: 0, FSL_SDHC: 1, FSL_SDHC: 2
Loading Environment from MMC... OK
In:    serial@5a060000
Out:   serial@5a060000
Err:   serial@5a060000
switch to partitions #0, OK
mmc2 is current device
Net:
Error: ethernet@5b040000 address not set.
No ethernet found.

Hit any key to stop autoboot:  0

Signed-off-by: Oliver Graute <oliver.graute@kococonnector.com>
Cc: Stefano Babic <sbabic@denx.de>
Cc: Fabio Estevam <festevam@gmail.com>
Cc: Peng Fan <peng.fan@nxp.com>
Cc: Simon Glass <sjg@chromium.org>
Cc: Ye Li <ye.li@nxp.com>
Cc: uboot-imx <uboot-imx@nxp.com>

3 files changed, 412 insertions, 0 deletions

diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
index d29844e7650..8889d5b1cae 100644
--- a/arch/arm/dts/Makefile
+++ b/arch/arm/dts/Makefile
@@ -842,6 +842,7 @@ dtb-$(CONFIG_ARCH_MX7ULP) += imx7ulp-com.dtb \
 dtb-$(CONFIG_ARCH_IMX8) += \
 	fsl-imx8qm-apalis.dtb \
 	fsl-imx8qm-mek.dtb \
+	imx8qm-cgtqmx8.dtb \
 	imx8qm-rom7720-a1.dtb \
 	fsl-imx8qxp-ai_ml.dtb \
 	fsl-imx8qxp-colibri.dtb \
diff --git a/arch/arm/dts/imx8qm-cgtqmx8.dts b/arch/arm/dts/imx8qm-cgtqmx8.dts
new file mode 100644
index 00000000000..555c357f6f7
--- /dev/null
+++ b/arch/arm/dts/imx8qm-cgtqmx8.dts
@@ -0,0 +1,404 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright (C) 2016 Freescale Semiconductor, Inc.
+ * Copyright 2017 NXP
+ * Copyright 2017 congatec AG
+ * Copyright (C) 2019 Oliver Graute <oliver.graute@kococonnector.com>
+ */
+
+/dts-v1/;
+
+/* First 128KB is for PSCI ATF. */
+/memreserve/ 0x80000000 0x00020000;
+
+#include "fsl-imx8qm.dtsi"
+
+/ {
+	model = "Congatec QMX8 Qseven series";
+	compatible = "fsl,imx8qm-qmx8", "fsl,imx8qm";
+
+	chosen {
+		bootargs = "console=ttyLP0,115200 earlycon=lpuart32,0x5a060000,115200";
+		stdout-path = &lpuart0;
+	};
+
+	regulators {
+		compatible = "simple-bus";
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		reg_usdhc2_vmmc: usdhc2_vmmc {
+			compatible = "regulator-fixed";
+			regulator-name = "sw-3p3-sd1";
+			regulator-min-microvolt = <3300000>;
+			regulator-max-microvolt = <3300000>;
+			gpio = <&gpio4 7 GPIO_ACTIVE_HIGH>;
+			enable-active-high;
+			off-on-delay-us = <3000>;
+		};
+
+		reg_usdhc3_vmmc: usdhc3_vmmc {
+			compatible = "regulator-fixed";
+			regulator-name = "sw-3p3-sd2";
+			regulator-min-microvolt = <3300000>;
+			regulator-max-microvolt = <3300000>;
+			gpio = <&gpio4 9 GPIO_ACTIVE_HIGH>;
+			enable-active-high;
+			off-on-delay-us = <3000>;
+		};
+	};
+};
+
+&fec1 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_fec1>;
+	phy-mode = "rgmii";
+	phy-handle = <&ethphy0>;
+	fsl,magic-packet;
+	fsl,rgmii_txc_dly;
+	fsl,rgmii_rxc_dly;
+	status = "okay";
+
+	mdio {
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		ethphy0: ethernet-phy@6 {
+			compatible = "ethernet-phy-ieee802.3-c22";
+			reg = <6>;
+			at803x,eee-disabled;
+			at803x,vddio-1p8v;
+		};
+	};
+};
+
+&gpio2 {
+	status = "okay";
+};
+
+&gpio5 {
+	status = "okay";
+};
+
+&i2c0 {
+	#address-cells = <1>;
+	#size-cells = <0>;
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_lpi2c0>;
+	clock-frequency = <100000>;
+	status = "okay";
+
+	rtc_ext: m41t62@68 {
+		compatible = "st,m41t62";
+		reg = <0x68>;
+	};
+};
+
+&i2c1 {
+	#address-cells = <1>;
+	#size-cells = <0>;
+	clock-frequency = <100000>;
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_lpi2c1>;
+	status = "okay";
+
+	wm8904: wm8904@1a {
+		compatible = "wlf,wm8904";
+		reg = <0x1a>;
+
+		clocks = <&clk IMX8QM_AUD_MCLKOUT0>;
+		clock-names = "mclk";
+		wlf,shared-lrclk;
+		/* power-domains = <&pd_mclk_out0>; */
+
+		assigned-clocks = <&clk IMX8QM_AUD_PLL0_DIV>,
+				<&clk IMX8QM_AUD_ACM_AUD_PLL_CLK0_DIV>,
+				<&clk IMX8QM_AUD_ACM_AUD_REC_CLK0_DIV>,
+				<&clk IMX8QM_AUD_MCLKOUT0>;
+
+		assigned-clock-rates = <786432000>, <49152000>, <24576000>;
+	};
+};
+
+&iomuxc {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_hog>;
+
+	imx8qm-qmx8 {
+
+		pinctrl_hog: hoggrp{
+			fsl,pins = <
+				SC_P_M40_GPIO0_01_LSIO_GPIO0_IO09		0x00000021
+				SC_P_USB_SS3_TC1_LSIO_GPIO4_IO04		0x00000021
+				SC_P_M40_GPIO0_00_LSIO_GPIO0_IO08		0x00000021
+				SC_P_ESAI1_SCKT_LSIO_GPIO2_IO07			0x00000021
+				SC_P_SPDIF0_TX_LSIO_GPIO2_IO15			0x00000021
+				SC_P_FLEXCAN1_RX_LSIO_GPIO3_IO31		0x00000021
+				SC_P_ESAI1_TX0_LSIO_GPIO2_IO08			0x00000021
+				SC_P_FLEXCAN1_TX_LSIO_GPIO4_IO00		0x00000021
+				SC_P_ESAI1_TX1_LSIO_GPIO2_IO09			0x00000021
+			>;
+		};
+
+		pinctrl_fec1: fec1grp {
+			fsl,pins = <
+				SC_P_ENET0_MDC_CONN_ENET0_MDC			0x06000020
+				SC_P_ENET0_MDIO_CONN_ENET0_MDIO			0x06000020
+				SC_P_ENET0_RGMII_TX_CTL_CONN_ENET0_RGMII_TX_CTL	0x06000020
+				SC_P_ENET0_RGMII_TXC_CONN_ENET0_RGMII_TXC	0x06000020
+				SC_P_ENET0_RGMII_TXD0_CONN_ENET0_RGMII_TXD0	0x06000020
+				SC_P_ENET0_RGMII_TXD1_CONN_ENET0_RGMII_TXD1	0x06000020
+				SC_P_ENET0_RGMII_TXD2_CONN_ENET0_RGMII_TXD2	0x06000020
+				SC_P_ENET0_RGMII_TXD3_CONN_ENET0_RGMII_TXD3	0x06000020
+				SC_P_ENET0_RGMII_RXC_CONN_ENET0_RGMII_RXC	0x06000020
+				SC_P_ENET0_RGMII_RX_CTL_CONN_ENET0_RGMII_RX_CTL	0x06000020
+				SC_P_ENET0_RGMII_RXD0_CONN_ENET0_RGMII_RXD0	0x06000020
+				SC_P_ENET0_RGMII_RXD1_CONN_ENET0_RGMII_RXD1	0x06000020
+				SC_P_ENET0_RGMII_RXD2_CONN_ENET0_RGMII_RXD2	0x06000020
+				SC_P_ENET0_RGMII_RXD3_CONN_ENET0_RGMII_RXD3	0x06000020
+			>;
+		};
+
+		pinctrl_lpi2c0: lpi2c0grp {
+			fsl,pins = <
+				SC_P_HDMI_TX0_TS_SCL_DMA_I2C0_SCL	0xc600004c
+				SC_P_HDMI_TX0_TS_SDA_DMA_I2C0_SDA	0xc600004c
+			>;
+		};
+
+		pinctrl_lpi2c1: lpi2c1grp {
+			fsl,pins = <
+				SC_P_GPT0_CLK_DMA_I2C1_SCL		0xc600004c
+				SC_P_GPT0_CAPTURE_DMA_I2C1_SDA		0xc600004c
+			>;
+		};
+
+		pinctrl_lpuart0: lpuart0grp {
+			fsl,pins = <
+				SC_P_UART0_RX_DMA_UART0_RX		0x06000020
+				SC_P_UART0_TX_DMA_UART0_TX		0x06000020
+			>;
+		};
+
+		pinctrl_lpuart1: lpuart1grp {
+			fsl,pins = <
+				SC_P_UART1_RX_DMA_UART1_RX		0x06000020
+				SC_P_UART1_TX_DMA_UART1_TX		0x06000020
+				SC_P_UART1_CTS_B_DMA_UART1_CTS_B	0x06000020
+				SC_P_UART1_RTS_B_DMA_UART1_RTS_B	0x06000020
+			>;
+		};
+
+		pinctrl_lpuart3: lpuart3grp {
+			fsl,pins = <
+				SC_P_M41_GPIO0_00_DMA_UART3_RX		0x06000020
+				SC_P_M41_GPIO0_01_DMA_UART3_TX		0x06000020
+			>;
+		};
+
+		pinctrl_mlb: mlbgrp {
+			fsl,pins = <
+				SC_P_MLB_SIG_CONN_MLB_SIG		0x21
+				SC_P_MLB_CLK_CONN_MLB_CLK		0x21
+				SC_P_MLB_DATA_CONN_MLB_DATA		0x21
+			>;
+		};
+
+		pinctrl_isl29023: isl29023grp {
+			fsl,pins = <
+				SC_P_ADC_IN2_LSIO_GPIO3_IO20		0x00000021
+			>;
+		};
+
+		pinctrl_usdhc1: usdhc1grp {
+			fsl,pins = <
+				SC_P_EMMC0_CLK_CONN_EMMC0_CLK		0x06000041
+				SC_P_EMMC0_CMD_CONN_EMMC0_CMD		0x00000021
+				SC_P_EMMC0_DATA0_CONN_EMMC0_DATA0	0x00000021
+				SC_P_EMMC0_DATA1_CONN_EMMC0_DATA1	0x00000021
+				SC_P_EMMC0_DATA2_CONN_EMMC0_DATA2	0x00000021
+				SC_P_EMMC0_DATA3_CONN_EMMC0_DATA3	0x00000021
+				SC_P_EMMC0_DATA4_CONN_EMMC0_DATA4	0x00000021
+				SC_P_EMMC0_DATA5_CONN_EMMC0_DATA5	0x00000021
+				SC_P_EMMC0_DATA6_CONN_EMMC0_DATA6	0x00000021
+				SC_P_EMMC0_DATA7_CONN_EMMC0_DATA7	0x00000021
+				SC_P_EMMC0_STROBE_CONN_EMMC0_STROBE	0x00000041
+				SC_P_EMMC0_RESET_B_CONN_EMMC0_RESET_B	0x00000021
+			>;
+		};
+
+		pinctrl_usdhc1_100mhz: usdhc1grp100mhz {
+			fsl,pins = <
+				SC_P_EMMC0_CLK_CONN_EMMC0_CLK		0x06000040
+				SC_P_EMMC0_CMD_CONN_EMMC0_CMD		0x00000020
+				SC_P_EMMC0_DATA0_CONN_EMMC0_DATA0	0x00000020
+				SC_P_EMMC0_DATA1_CONN_EMMC0_DATA1	0x00000020
+				SC_P_EMMC0_DATA2_CONN_EMMC0_DATA2	0x00000020
+				SC_P_EMMC0_DATA3_CONN_EMMC0_DATA3	0x00000020
+				SC_P_EMMC0_DATA4_CONN_EMMC0_DATA4	0x00000020
+				SC_P_EMMC0_DATA5_CONN_EMMC0_DATA5	0x00000020
+				SC_P_EMMC0_DATA6_CONN_EMMC0_DATA6	0x00000020
+				SC_P_EMMC0_DATA7_CONN_EMMC0_DATA7	0x00000020
+				SC_P_EMMC0_STROBE_CONN_EMMC0_STROBE	0x00000040
+				SC_P_EMMC0_RESET_B_CONN_EMMC0_RESET_B	0x00000020
+			>;
+		};
+
+		pinctrl_usdhc1_200mhz: usdhc1grp200mhz {
+			fsl,pins = <
+				SC_P_EMMC0_CLK_CONN_EMMC0_CLK		0x06000040
+				SC_P_EMMC0_CMD_CONN_EMMC0_CMD		0x00000020
+				SC_P_EMMC0_DATA0_CONN_EMMC0_DATA0	0x00000020
+				SC_P_EMMC0_DATA1_CONN_EMMC0_DATA1	0x00000020
+				SC_P_EMMC0_DATA2_CONN_EMMC0_DATA2	0x00000020
+				SC_P_EMMC0_DATA3_CONN_EMMC0_DATA3	0x00000020
+				SC_P_EMMC0_DATA4_CONN_EMMC0_DATA4	0x00000020
+				SC_P_EMMC0_DATA5_CONN_EMMC0_DATA5	0x00000020
+				SC_P_EMMC0_DATA6_CONN_EMMC0_DATA6	0x00000020
+				SC_P_EMMC0_DATA7_CONN_EMMC0_DATA7	0x00000020
+				SC_P_EMMC0_STROBE_CONN_EMMC0_STROBE	0x00000040
+				SC_P_EMMC0_RESET_B_CONN_EMMC0_RESET_B	0x00000020
+			>;
+		};
+
+		pinctrl_usdhc2_gpio: usdhc2grpgpio {
+			fsl,pins = <
+				SC_P_USDHC1_DATA6_LSIO_GPIO5_IO21	0x00000021
+				SC_P_USDHC1_DATA7_LSIO_GPIO5_IO22	0x00000021
+				SC_P_USDHC1_RESET_B_LSIO_GPIO4_IO07	0x00000021
+			>;
+		};
+
+		pinctrl_usdhc2: usdhc2grp {
+			fsl,pins = <
+				SC_P_USDHC1_CLK_CONN_USDHC1_CLK		0x06000041
+				SC_P_USDHC1_CMD_CONN_USDHC1_CMD		0x00000021
+				SC_P_USDHC1_DATA0_CONN_USDHC1_DATA0	0x00000021
+				SC_P_USDHC1_DATA1_CONN_USDHC1_DATA1	0x00000021
+				SC_P_USDHC1_DATA2_CONN_USDHC1_DATA2	0x00000021
+				SC_P_USDHC1_DATA3_CONN_USDHC1_DATA3	0x00000021
+				SC_P_USDHC1_VSELECT_CONN_USDHC1_VSELECT	0x00000021
+			>;
+		};
+
+		pinctrl_usdhc2_100mhz: usdhc2grp100mhz {
+			fsl,pins = <
+				SC_P_USDHC1_CLK_CONN_USDHC1_CLK		0x06000040
+				SC_P_USDHC1_CMD_CONN_USDHC1_CMD		0x00000020
+				SC_P_USDHC1_DATA0_CONN_USDHC1_DATA0	0x00000020
+				SC_P_USDHC1_DATA1_CONN_USDHC1_DATA1	0x00000020
+				SC_P_USDHC1_DATA2_CONN_USDHC1_DATA2	0x00000020
+				SC_P_USDHC1_DATA3_CONN_USDHC1_DATA3	0x00000020
+				SC_P_USDHC1_VSELECT_CONN_USDHC1_VSELECT	0x00000020
+			>;
+		};
+
+		pinctrl_usdhc2_200mhz: usdhc2grp200mhz {
+			fsl,pins = <
+				SC_P_USDHC1_CLK_CONN_USDHC1_CLK		0x06000040
+				SC_P_USDHC1_CMD_CONN_USDHC1_CMD		0x00000020
+				SC_P_USDHC1_DATA0_CONN_USDHC1_DATA0	0x00000020
+				SC_P_USDHC1_DATA1_CONN_USDHC1_DATA1	0x00000020
+				SC_P_USDHC1_DATA2_CONN_USDHC1_DATA2	0x00000020
+				SC_P_USDHC1_DATA3_CONN_USDHC1_DATA3	0x00000020
+				SC_P_USDHC1_VSELECT_CONN_USDHC1_VSELECT	0x00000020
+			>;
+		};
+
+		pinctrl_usdhc3_gpio: usdhc3grpgpio {
+			fsl,pins = <
+				SC_P_USDHC2_RESET_B_LSIO_GPIO4_IO09	0x00000021
+				SC_P_USDHC2_CD_B_LSIO_GPIO4_IO12	0x00000021
+			>;
+		};
+
+		pinctrl_usdhc3: usdhc3grp {
+			fsl,pins = <
+				SC_P_USDHC2_CLK_CONN_USDHC2_CLK		0x06000041
+				SC_P_USDHC2_CMD_CONN_USDHC2_CMD		0x00000021
+				SC_P_USDHC2_DATA0_CONN_USDHC2_DATA0	0x00000021
+				SC_P_USDHC2_DATA1_CONN_USDHC2_DATA1	0x00000021
+				SC_P_USDHC2_DATA2_CONN_USDHC2_DATA2	0x00000021
+				SC_P_USDHC2_DATA3_CONN_USDHC2_DATA3	0x00000021
+				SC_P_USDHC2_VSELECT_CONN_USDHC2_VSELECT	0x00000021
+			>;
+		};
+
+		pinctrl_usdhc3_100mhz: usdhc3grp100mhz {
+			fsl,pins = <
+				SC_P_USDHC2_CLK_CONN_USDHC2_CLK		0x06000040
+				SC_P_USDHC2_CMD_CONN_USDHC2_CMD		0x00000020
+				SC_P_USDHC2_DATA0_CONN_USDHC2_DATA0	0x00000020
+				SC_P_USDHC2_DATA1_CONN_USDHC2_DATA1	0x00000020
+				SC_P_USDHC2_DATA2_CONN_USDHC2_DATA2	0x00000020
+				SC_P_USDHC2_DATA3_CONN_USDHC2_DATA3	0x00000020
+				SC_P_USDHC2_VSELECT_CONN_USDHC2_VSELECT	0x00000020
+			>;
+		};
+
+		pinctrl_usdhc3_200mhz: usdhc3grp200mhz {
+			fsl,pins = <
+				SC_P_USDHC2_CLK_CONN_USDHC2_CLK		0x06000040
+				SC_P_USDHC2_CMD_CONN_USDHC2_CMD		0x00000020
+				SC_P_USDHC2_DATA0_CONN_USDHC2_DATA0	0x00000020
+				SC_P_USDHC2_DATA1_CONN_USDHC2_DATA1	0x00000020
+				SC_P_USDHC2_DATA2_CONN_USDHC2_DATA2	0x00000020
+				SC_P_USDHC2_DATA3_CONN_USDHC2_DATA3	0x00000020
+				SC_P_USDHC2_VSELECT_CONN_USDHC2_VSELECT	0x00000020
+			>;
+		};
+	};
+};
+
+&lpuart0 { /* console */
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_lpuart0>;
+	status = "okay";
+};
+
+&lpuart1 { /* Q7 connector */
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_lpuart1>;
+	status = "okay";
+};
+
+&pd_dma_lpuart0 {
+	debug_console;
+};
+
+&usdhc1 {
+	pinctrl-names = "default", "state_100mhz", "state_200mhz";
+	pinctrl-0 = <&pinctrl_usdhc1>;
+	pinctrl-1 = <&pinctrl_usdhc1_100mhz>;
+	pinctrl-2 = <&pinctrl_usdhc1_200mhz>;
+	bus-width = <8>;
+	non-removable;
+	status = "okay";
+};
+
+&usdhc2 {
+	pinctrl-names = "default", "state_100mhz", "state_200mhz";
+	pinctrl-0 = <&pinctrl_usdhc2>, <&pinctrl_usdhc2_gpio>;
+	pinctrl-1 = <&pinctrl_usdhc2_100mhz>, <&pinctrl_usdhc2_gpio>;
+	pinctrl-2 = <&pinctrl_usdhc2_200mhz>, <&pinctrl_usdhc2_gpio>;
+	bus-width = <4>;
+	cd-gpios = <&gpio5 22 GPIO_ACTIVE_LOW>;
+	wp-gpios = <&gpio5 21 GPIO_ACTIVE_HIGH>;
+	vmmc-supply = <&reg_usdhc2_vmmc>;
+	fsl,tuning-start-tap = <20>;
+	fsl,tuning-step= <2>;
+	status = "okay";
+};
+
+&usdhc3 {
+	pinctrl-names = "default", "state_100mhz", "state_200mhz";
+	pinctrl-0 = <&pinctrl_usdhc3>, <&pinctrl_usdhc3_gpio>;
+	pinctrl-1 = <&pinctrl_usdhc3_100mhz>, <&pinctrl_usdhc3_gpio>;
+	pinctrl-2 = <&pinctrl_usdhc3_200mhz>, <&pinctrl_usdhc3_gpio>;
+	bus-width = <4>;
+	cd-gpios = <&gpio4 12 GPIO_ACTIVE_LOW>;
+	vmmc-supply = <&reg_usdhc3_vmmc>;
+	fsl,tuning-start-tap = <20>;
+	fsl,tuning-step= <2>;
+	status = "okay";
+};
diff --git a/arch/arm/mach-imx/imx8/Kconfig b/arch/arm/mach-imx/imx8/Kconfig
index 4e76612d05e..71221d8d06c 100644
--- a/arch/arm/mach-imx/imx8/Kconfig
+++ b/arch/arm/mach-imx/imx8/Kconfig
@@ -86,6 +86,12 @@ config TARGET_IMX8QM_MEK
 	select BOARD_LATE_INIT
 	select IMX8QM
 
+config TARGET_CONGA_QMX8
+	bool "Support congatec conga-QMX8 board"
+	select BOARD_LATE_INIT
+	select SUPPORT_SPL
+	select IMX8QM
+
 config TARGET_IMX8QM_ROM7720_A1
 	bool "Support i.MX8QM ROM-7720-A1"
 	select BOARD_LATE_INIT
@@ -101,6 +107,7 @@ endchoice
 
 source "board/freescale/imx8qm_mek/Kconfig"
 source "board/freescale/imx8qxp_mek/Kconfig"
+source "board/congatec/cgtqmx8/Kconfig"
 source "board/advantech/imx8qm_rom7720_a1/Kconfig"
 source "board/toradex/apalis-imx8/Kconfig"
 source "board/toradex/colibri-imx8x/Kconfig"