imx: imx7ulp: add EVK board support

Add EVK board support.
Add the evk dts file.

LOG:
U-Boot 2017.03-rc2-00038-gab86c1d (Feb 22 2017 - 15:59:58 +0800)

CPU:   Freescale i.MX7ULP rev1.0 at 500 MHz
Reset cause: POR
Boot mode: Dual boot
Model: NXP i.MX7ULP EVK
DRAM:  1 GiB
MMC:   FSL_SDHC: 0
In:    serial@402D0000
Out:   serial@402D0000
Err:   serial@402D0000
Net:   Net Initialization Skipped
No ethernet found.
Hit any key to stop autoboot:  0

Signed-off-by: Peng Fan <peng.fan@nxp.com>
Cc: Stefano Babic <sbabic@denx.de>

arch/arm/cpu/armv7/mx7ulp/Kconfig

@@ -3,4 +3,15 @@ if ARCH_MX7ULP
 config SYS_SOC
 	default "mx7ulp"
 
+choice
+	prompt "MX7ULP board select"
+	optional
+
+config TARGET_MX7ULP_EVK
+        bool "Support mx7ulp EVK board"
+
+endchoice
+
+source "board/freescale/mx7ulp_evk/Kconfig"
+
 endif

arch/arm/dts/Makefile

@@ -320,6 +320,8 @@ dtb-$(CONFIG_MX6) += imx6ull-14x14-evk.dtb \
 
 dtb-$(CONFIG_MX7) += imx7-colibri.dtb
 
+dtb-$(CONFIG_ARCH_MX7ULP) += imx7ulp-evk.dtb
+
 dtb-$(CONFIG_SOC_KEYSTONE) += keystone-k2hk-evm.dtb \
 	keystone-k2l-evm.dtb \
 	keystone-k2e-evm.dtb \

arch/arm/dts/imx7ulp-evk.dts

@@ -0,0 +1,426 @@
+/*
+ * Copyright 2016 Freescale Semiconductor, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+/dts-v1/;
+
+#include "imx7ulp.dtsi"
+
+/ {
+	model = "NXP i.MX7ULP EVK";
+	compatible = "fsl,imx7ulp-evk", "fsl,imx7ulp", "Generic DT based system";
+
+	chosen {
+		bootargs = "console=ttyLP0,115200 earlycon=lpuart32,0x402D0010,115200";
+		stdout-path = &lpuart4;
+	};
+
+	bcmdhd_wlan_0: bcmdhd_wlan@0 {
+		compatible = "android,bcmdhd_wlan";
+		wlreg_on-supply = <&wlreg_on>;
+		bcmdhd_fw = "/lib/firmware/bcm/1DX_BCM4343W/fw_bcmdhd.bin";
+		bcmdhd_nv = "/lib/firmware/bcm/1DX_BCM4343W/bcmdhd.1DX.SDIO.cal";
+	};
+
+	memory {
+		device_type = "memory";
+		reg = <0x60000000 0x40000000>;
+	};
+
+	backlight {
+		compatible = "gpio-backlight";
+		pinctrl-names = "default";
+		pinctrl-0 = <&pinctrl_backlight>;
+		gpios = <&gpio3 2 GPIO_ACTIVE_HIGH>;
+		default-on;
+		status = "okay";
+	};
+
+	mipi_dsi_reset: mipi-dsi-reset {
+		compatible = "gpio-reset";
+		reset-gpios = <&gpio0 19 GPIO_ACTIVE_LOW>;
+		reset-delay-us = <1000>;
+		#reset-cells = <0>;
+	};
+
+	regulators {
+		compatible = "simple-bus";
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		wlreg_on: fixedregulator@100 {
+			compatible = "regulator-fixed";
+			regulator-min-microvolt = <5000000>;
+			regulator-max-microvolt = <5000000>;
+			regulator-name = "wlreg_on";
+			gpio = <&gpio2 6 GPIO_ACTIVE_HIGH>;
+			startup-delay-us = <100>;
+			enable-active-high;
+		};
+
+		reg_usb_otg1_vbus: regulator@0 {
+			compatible = "regulator-fixed";
+			reg = <0>;
+			pinctrl-names = "default";
+			pinctrl-0 = <&pinctrl_usb_otg1>;
+			regulator-name = "usb_otg1_vbus";
+			regulator-min-microvolt = <5000000>;
+			regulator-max-microvolt = <5000000>;
+			gpio = <&gpio0 0 GPIO_ACTIVE_HIGH>;
+			enable-active-high;
+		};
+
+		reg_vsd_3v3: regulator@1 {
+			compatible = "regulator-fixed";
+			reg = <1>;
+			regulator-name = "VSD_3V3";
+			regulator-min-microvolt = <3300000>;
+			regulator-max-microvolt = <3300000>;
+			gpio = <&gpio1 0 GPIO_ACTIVE_HIGH>;
+			enable-active-high;
+		};
+
+		reg_vsd_3v3b: regulator@2 {
+			compatible = "regulator-fixed";
+			reg = <2>;
+			regulator-name = "VSD_3V3B";
+			regulator-min-microvolt = <3300000>;
+			regulator-max-microvolt = <3300000>;
+			gpio = <&gpio2 11 GPIO_ACTIVE_HIGH>;
+			enable-active-high;
+		};
+	};
+
+	extcon_usb1: extcon_usb1 {
+		compatible = "linux,extcon-usb-gpio";
+		id-gpio = <&gpio0 8 GPIO_ACTIVE_HIGH>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&pinctrl_extcon_usb1>;
+	};
+
+	pf1550-rpmsg {
+		compatible = "fsl,pf1550-rpmsg";
+		sw1_reg: SW1 {
+				regulator-name = "SW1";
+				regulator-min-microvolt = <600000>;
+				regulator-max-microvolt = <1387500>;
+				regulator-boot-on;
+				regulator-always-on;
+		};
+
+		sw2_reg: SW2 {
+				regulator-name = "SW2";
+				regulator-min-microvolt = <600000>;
+				regulator-max-microvolt = <1387500>;
+				regulator-boot-on;
+				regulator-always-on;
+		};
+
+		sw3_reg: SW3 {
+				regulator-name = "SW3";
+				regulator-min-microvolt = <1800000>;
+				regulator-max-microvolt = <3300000>;
+				regulator-boot-on;
+				regulator-always-on;
+		};
+
+		vref_reg: VREFDDR {
+				regulator-name = "VREFDDR";
+				regulator-min-microvolt = <1200000>;
+				regulator-max-microvolt = <1200000>;
+				regulator-boot-on;
+				regulator-always-on;
+		};
+
+		vldo1_reg: LDO1 {
+				regulator-name = "LDO1";
+				regulator-min-microvolt = <750000>;
+				regulator-max-microvolt = <3300000>;
+				regulator-always-on;
+		};
+
+		vldo2_reg: LDO2 {
+				regulator-name = "LDO2";
+				regulator-min-microvolt = <1800000>;
+				regulator-max-microvolt = <3300000>;
+				regulator-always-on;
+		};
+
+		vldo3_reg: LDO3 {
+				regulator-name = "LDO3";
+				regulator-min-microvolt = <750000>;
+				regulator-max-microvolt = <3300000>;
+				regulator-always-on;
+		};
+	};
+};
+
+&iomuxc1 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_hog_1>;
+
+	imx7ulp-evk {
+		pinctrl_hog_1: hoggrp-1 {
+			fsl,pins = <
+				ULP1_PAD_PTC10__PTC10		0x30100		/* USDHC0 CD */
+				ULP1_PAD_PTC1__PTC1		0x20100
+				ULP1_PAD_PTD0__PTD0		0x30100		/* USDHC0 RST */
+				ULP1_PAD_PTE13__PTE13		0x30103		/* USDHC1 CD */
+				ULP1_PAD_PTE12__PTE12		0x30103		/* USDHC1 WP */
+				ULP1_PAD_PTE14__SDHC1_VS	0x843		/* USDHC1 VSEL */
+			>;
+		};
+
+		pinctrl_backlight: backlight_grp {
+			fsl,pins = <
+				ULP1_PAD_PTF2__PTF2		0x20100
+			>;
+		};
+
+		pinctrl_lpi2c5: lpi2c5grp {
+			fsl,pins = <
+				ULP1_PAD_PTC4__LPI2C5_SCL       0x527
+				ULP1_PAD_PTC5__LPI2C5_SDA       0x527
+			>;
+		};
+
+		pinctrl_mipi_dsi_reset: mipi_dsi_reset_grp {
+			fsl,pins = <
+				ULP1_PAD_PTC19__PTC19		0x20103
+			>;
+		};
+
+		pinctrl_lpuart4: lpuart4grp {
+			fsl,pins = <
+				ULP1_PAD_PTC3__LPUART4_RX	0x400
+				ULP1_PAD_PTC2__LPUART4_TX	0x400
+			>;
+		};
+
+		pinctrl_lpuart6: lpuart6grp {
+			fsl,pins = <
+				ULP1_PAD_PTE10__LPUART6_TX	0x400
+				ULP1_PAD_PTE11__LPUART6_RX	0x400
+				ULP1_PAD_PTE9__LPUART6_RTS_B	0x400
+				ULP1_PAD_PTE8__LPUART6_CTS_B	0x400
+				ULP1_PAD_PTE7__PTE7		0x00 /* BT_REG_ON */
+			>;
+		};
+
+		pinctrl_lpuart7: lpuart7grp {
+			fsl,pins = <
+				ULP1_PAD_PTF14__LPUART7_TX	0x400
+				ULP1_PAD_PTF15__LPUART7_RX	0x400
+				ULP1_PAD_PTF13__LPUART7_RTS_B	0x400
+				ULP1_PAD_PTF12__LPUART7_CTS_B	0x400
+			>;
+		};
+
+		pinctrl_usdhc0: usdhc0grp {
+			fsl,pins = <
+				ULP1_PAD_PTD1__SDHC0_CMD	0x843
+				ULP1_PAD_PTD2__SDHC0_CLK	0x10843
+				ULP1_PAD_PTD7__SDHC0_D3		0x843
+				ULP1_PAD_PTD8__SDHC0_D2		0x843
+				ULP1_PAD_PTD9__SDHC0_D1		0x843
+				ULP1_PAD_PTD10__SDHC0_D0	0x843
+			>;
+		};
+
+		pinctrl_usdhc0_8bit: usdhc0grp_8bit {
+			fsl,pins = <
+				ULP1_PAD_PTD1__SDHC0_CMD	0x843
+				ULP1_PAD_PTD2__SDHC0_CLK	0x843
+				ULP1_PAD_PTD3__SDHC0_D7		0x843
+				ULP1_PAD_PTD4__SDHC0_D6		0x843
+				ULP1_PAD_PTD5__SDHC0_D5		0x843
+				ULP1_PAD_PTD6__SDHC0_D4		0x843
+				ULP1_PAD_PTD7__SDHC0_D3		0x843
+				ULP1_PAD_PTD8__SDHC0_D2		0x843
+				ULP1_PAD_PTD9__SDHC0_D1		0x843
+				ULP1_PAD_PTD10__SDHC0_D0	0x843
+			>;
+		};
+
+		pinctrl_lpi2c7: lpi2c7grp {
+			fsl,pins = <
+				ULP1_PAD_PTF12__LPI2C7_SCL	0x527
+				ULP1_PAD_PTF13__LPI2C7_SDA	0x527
+			>;
+		};
+
+		pinctrl_lpspi3: lpspi3grp {
+			fsl,pins = <
+				ULP1_PAD_PTF16__LPSPI3_SIN      0x300
+				ULP1_PAD_PTF17__LPSPI3_SOUT     0x300
+				ULP1_PAD_PTF18__LPSPI3_SCK      0x300
+				ULP1_PAD_PTF19__LPSPI3_PCS0     0x300
+			>;
+		};
+
+		pinctrl_usb_otg1: usbotg1grp {
+			fsl,pins = <
+				ULP1_PAD_PTC0__PTC0		0x30100
+			>;
+		};
+
+		pinctrl_extcon_usb1: extcon1grp {
+			fsl,pins = <
+				ULP1_PAD_PTC8__PTC8		0x30103
+			>;
+		};
+
+		pinctrl_usdhc1: usdhc1grp {
+			fsl,pins = <
+				ULP1_PAD_PTE3__SDHC1_CMD	0x843
+				ULP1_PAD_PTE2__SDHC1_CLK	0x843
+				ULP1_PAD_PTE1__SDHC1_D0		0x843
+				ULP1_PAD_PTE0__SDHC1_D1		0x843
+				ULP1_PAD_PTE5__SDHC1_D2		0x843
+				ULP1_PAD_PTE4__SDHC1_D3		0x843
+			>;
+		};
+
+		pinctrl_usdhc1_rst: usdhc1grp_rst {
+			fsl,pins = <
+				ULP1_PAD_PTE11__PTE11			0x30100	/* USDHC1 RST */
+			>;
+		};
+
+		pinctrl_wifi: wifigrp {
+			fsl,pins = <
+				ULP1_PAD_PTE6__PTE6		0x43 /* WL_REG_ON */
+			>;
+		};
+	};
+};
+
+&lcdif {
+	status = "okay";
+	disp-dev = "mipi_dsi_northwest";
+	display = <&display0>;
+
+	display0: display {
+		bits-per-pixel = <16>;
+		bus-width = <24>;
+
+		display-timings {
+			native-mode = <&timing0>;
+			timing0: timing0 {
+			clock-frequency = <9200000>;
+			hactive = <480>;
+			vactive = <272>;
+			hfront-porch = <8>;
+			hback-porch = <4>;
+			hsync-len = <41>;
+			vback-porch = <2>;
+			vfront-porch = <4>;
+			vsync-len = <10>;
+
+			hsync-active = <0>;
+			vsync-active = <0>;
+			de-active = <1>;
+			pixelclk-active = <0>;
+			};
+		};
+	};
+};
+
+&lpi2c7 {
+	#address-cells = <1>;
+	#size-cells = <0>;
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_lpi2c7>;
+};
+
+&lpi2c5 {
+	#address-cells = <1>;
+	#size-cells = <0>;
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_lpi2c5>;
+	status = "okay";
+
+	fxas2100x@20 {
+		compatible = "fsl,fxas2100x";
+		reg = <0x20>;
+	};
+
+	fxos8700@1e {
+		compatible = "fsl,fxos8700";
+		reg = <0x1e>;
+	};
+
+	mpl3115@60 {
+		compatible = "fsl,mpl3115";
+		reg = <0x60>;
+	};
+};
+
+&lpspi3 {
+	#address-cells = <1>;
+	#size-cells = <0>;
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_lpspi3>;
+	status = "okay";
+
+	spidev0: spi@0 {
+		reg = <0>;
+		compatible = "rohm,dh2228fv";
+		spi-max-frequency = <1000000>;
+	};
+};
+
+&mipi_dsi {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_mipi_dsi_reset>;
+	lcd_panel = "TRULY-WVGA-TFT3P5581E";
+	resets = <&mipi_dsi_reset>;
+	status = "okay";
+};
+
+&lpuart4 { /* console */
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_lpuart4>;
+	status = "okay";
+};
+
+&lpuart6 { /* BT */
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_lpuart6>;
+	status = "okay";
+};
+
+&lpuart7 { /* Uart test */
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_lpuart7>;
+	status = "disabled";
+};
+
+&rpmsg{
+	status = "okay";
+};
+
+&usbotg1 {
+	vbus-supply = <&reg_usb_otg1_vbus>;
+	extcon = <0>, <&extcon_usb1>;
+	srp-disable;
+	hnp-disable;
+	adp-disable;
+	status = "okay";
+};
+
+&usdhc0 {
+	pinctrl-names = "default", "state_100mhz", "state_200mhz", "sleep";
+	pinctrl-0 = <&pinctrl_usdhc0>;
+	pinctrl-1 = <&pinctrl_usdhc0>;
+	pinctrl-2 = <&pinctrl_usdhc0>;
+	pinctrl-3 = <&pinctrl_usdhc0>;
+	cd-gpios = <&gpio0 10 GPIO_ACTIVE_LOW>;
+	vmmc-supply = <&reg_vsd_3v3>;
+	vqmmc-supply = <&vldo2_reg>;
+	status = "okay";
+};

arch/arm/dts/imx7ulp-uboot.dtsi

@@ -0,0 +1,43 @@
+/*
+ * Copyright 2015-2016 Freescale Semiconductor, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+&soc {
+       u-boot,dm-pre-reloc;
+};
+
+&ahbbridge0 {
+       u-boot,dm-pre-reloc;
+};
+
+&ahbbridge1 {
+       u-boot,dm-pre-reloc;
+};
+
+&iomuxc {
+       u-boot,dm-pre-reloc;
+};
+
+&iomuxc1 {
+       u-boot,dm-pre-reloc;
+};
+
+&lpuart4 {
+       u-boot,dm-pre-reloc;
+};
+
+&lpuart5 {
+       u-boot,dm-pre-reloc;
+};
+
+&lpuart6 {
+       u-boot,dm-pre-reloc;
+};
+
+&lpuart7 {
+       u-boot,dm-pre-reloc;
+};

board/freescale/mx7ulp_evk/Kconfig

@@ -0,0 +1,12 @@
+if TARGET_MX7ULP_EVK
+
+config SYS_BOARD
+	default "mx7ulp_evk"
+
+config SYS_VENDOR
+	default "freescale"
+
+config SYS_CONFIG_NAME
+	default "mx7ulp_evk"
+
+endif

board/freescale/mx7ulp_evk/MAINTAINERS

@@ -0,0 +1,7 @@
+MX7ULPEVK BOARD
+M:	Peng Fan <peng.fan@nxp.com>
+S:	Maintained
+F:	board/freescale/mx7ulp_evk/
+F:	include/configs/mx7ulp_evk.h
+F:	configs/mx7ulp_evk_defconfig
+F:	configs/mx7ulp_evk_plugin_defconfig

board/freescale/mx7ulp_evk/Makefile

@@ -0,0 +1,10 @@
+# (C) Copyright 2016 Freescale Semiconductor, Inc.
+#
+# SPDX-License-Identifier:	GPL-2.0+
+#
+
+obj-y  := mx7ulp_evk.o
+
+extra-$(CONFIG_USE_PLUGIN) :=  plugin.bin
+$(obj)/plugin.bin: $(obj)/plugin.o
+	$(OBJCOPY) -O binary --gap-fill 0xff $< $@

board/freescale/mx7ulp_evk/imximage.cfg

@@ -0,0 +1,137 @@
+/*
+ * Copyright (C) 2016 Freescale Semiconductor, Inc.
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ *
+ * Refer docs/README.imxmage for more details about how-to configure
+ * and create imximage boot image
+ *
+ * The syntax is taken as close as possible with the kwbimage
+ */
+
+#define __ASSEMBLY__
+#include <config.h>
+
+/* image version */
+
+IMAGE_VERSION 2
+
+/*
+ * Boot Device : one of
+ * spi/sd/nand/onenand, qspi/nor
+ */
+
+BOOT_FROM	sd
+
+#ifdef CONFIG_USE_IMXIMG_PLUGIN
+/*PLUGIN    plugin-binary-file    IRAM_FREE_START_ADDR*/
+PLUGIN	board/freescale/mx7ulp_evk/plugin.bin 0x2F020000
+#else
+
+#ifdef CONFIG_SECURE_BOOT
+CSF CONFIG_CSF_SIZE
+#endif
+/*
+ * Device Configuration Data (DCD)
+ *
+ * Each entry must have the format:
+ * Addr-type           Address        Value
+ *
+ * where:
+ *	Addr-type register length (1,2 or 4 bytes)
+ *	Address	  absolute address of the register
+ *	value	  value to be stored in the register
+ */
+DATA 4   0x403f00dc 0x00000000
+DATA 4   0x403e0040 0x01000020
+DATA 4   0x403e0500 0x01000000
+DATA 4   0x403e050c 0x80808080
+DATA 4   0x403e0508 0x00140000
+DATA 4   0x403E0510 0x00000004
+DATA 4   0x403E0514 0x00000002
+DATA 4   0x403e0500 0x00000001
+CHECK_BITS_SET 4 0x403e0500 0x01000000
+DATA 4   0x403e050c 0x8080801E
+CHECK_BITS_SET 4 0x403e050c 0x00000040
+DATA 4   0x403E0030 0x00000001
+DATA 4   0x403e0040 0x11000020
+DATA 4   0x403f00dc 0x42000000
+
+DATA 4   0x40B300AC 0x40000000
+
+DATA 4   0x40AD0128 0x00040000
+DATA 4   0x40AD00F8 0x00000000
+DATA 4   0x40AD00D8 0x00000180
+DATA 4   0x40AD0108 0x00000180
+DATA 4   0x40AD0104 0x00000180
+DATA 4   0x40AD0124 0x00010000
+DATA 4   0x40AD0080 0x0000018C
+DATA 4   0x40AD0084 0x0000018C
+DATA 4   0x40AD0088 0x0000018C
+DATA 4   0x40AD008C 0x0000018C
+
+DATA 4   0x40AD0120 0x00010000
+DATA 4   0x40AD010C 0x00000180
+DATA 4   0x40AD0110 0x00000180
+DATA 4   0x40AD0114 0x00000180
+DATA 4   0x40AD0118 0x00000180
+DATA 4   0x40AD0090 0x00000180
+DATA 4   0x40AD0094 0x00000180
+DATA 4   0x40AD0098 0x00000180
+DATA 4   0x40AD009C 0x00000180
+
+DATA 4   0x40AD00E0 0x00040000
+DATA 4   0x40AD00E4 0x00040000
+
+DATA 4   0x40AB001C 0x00008000
+DATA 4   0x40AB0800 0xA1390003
+DATA 4   0x40AB085C 0x0D3900A0
+DATA 4   0x40AB0890 0x00400000
+
+DATA 4   0x40AB0848 0x40404040
+DATA 4   0x40AB0850 0x40404040
+DATA 4   0x40AB081C 0x33333333
+DATA 4   0x40AB0820 0x33333333
+DATA 4   0x40AB0824 0x33333333
+DATA 4   0x40AB0828 0x33333333
+
+DATA 4   0x40AB082C 0xf3333333
+DATA 4   0x40AB0830 0xf3333333
+DATA 4   0x40AB0834 0xf3333333
+DATA 4   0x40AB0838 0xf3333333
+
+DATA 4   0x40AB08C0 0x24922492
+DATA 4   0x40AB08B8 0x00000800
+
+DATA 4   0x40AB0004 0x00020052
+DATA 4   0x40AB000C 0x292C42F3
+DATA 4   0x40AB0010 0x00100A22
+DATA 4   0x40AB0038 0x00120556
+DATA 4   0x40AB0014 0x00C700DB
+DATA 4   0x40AB0018 0x00211718
+DATA 4   0x40AB002C 0x0F9F26D2
+DATA 4   0x40AB0030 0x009F0E10
+DATA 4   0x40AB0040 0x0000003F
+DATA 4   0x40AB0000 0xC3190000
+
+DATA 4   0x40AB001C 0x00008050
+DATA 4   0x40AB001C 0x00008058
+DATA 4   0x40AB001C 0x003F8030
+DATA 4   0x40AB001C 0x003F8038
+DATA 4   0x40AB001C 0xFF0A8030
+DATA 4   0x40AB001C 0xFF0A8038
+DATA 4   0x40AB001C 0x04028030
+DATA 4   0x40AB001C 0x04028038
+DATA 4   0x40AB001C 0x83018030
+DATA 4   0x40AB001C 0x83018038
+DATA 4   0x40AB001C 0x01038030
+DATA 4   0x40AB001C 0x01038038
+
+DATA 4   0x40AB083C 0x20000000
+
+DATA 4   0x40AB0020 0x00001800
+DATA 4   0x40AB0800 0xA1310000
+DATA 4   0x40AB0004 0x00020052
+DATA 4   0x40AB0404 0x00011006
+DATA 4   0x40AB001C 0x00000000
+#endif

board/freescale/mx7ulp_evk/mx7ulp_evk.c

@@ -0,0 +1,48 @@
+/*
+ * Copyright (C) 2016 Freescale Semiconductor, Inc.
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/io.h>
+#include <asm/arch/sys_proto.h>
+#include <asm/arch/mx7ulp-pins.h>
+#include <asm/arch/iomux.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+#define UART_PAD_CTRL	(PAD_CTL_PUS_UP)
+
+int dram_init(void)
+{
+	gd->ram_size = PHYS_SDRAM_SIZE;
+
+	return 0;
+}
+
+static iomux_cfg_t const lpuart4_pads[] = {
+	MX7ULP_PAD_PTC3__LPUART4_RX | MUX_PAD_CTRL(UART_PAD_CTRL),
+	MX7ULP_PAD_PTC2__LPUART4_TX | MUX_PAD_CTRL(UART_PAD_CTRL),
+};
+
+static void setup_iomux_uart(void)
+{
+	mx7ulp_iomux_setup_multiple_pads(lpuart4_pads,
+					 ARRAY_SIZE(lpuart4_pads));
+}
+
+int board_early_init_f(void)
+{
+	setup_iomux_uart();
+
+	return 0;
+}
+
+int board_init(void)
+{
+	/* address of boot parameters */
+	gd->bd->bi_boot_params = PHYS_SDRAM + 0x100;
+
+	return 0;
+}

board/freescale/mx7ulp_evk/plugin.S

@@ -0,0 +1,224 @@
+/*
+ * Copyright (C) 2016 Freescale Semiconductor, Inc.
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <config.h>
+
+.macro imx7ulp_ddr_freq_decrease
+	ldr r2, =0x403f0000
+	ldr r3, =0x00000000
+	str r3, [r2, #0xdc]
+
+	ldr r2, =0x403e0000
+	ldr r3, =0x01000020
+	str r3, [r2, #0x40]
+	ldr r3, =0x01000000
+	str r3, [r2, #0x500]
+	ldr r3, =0x80808080
+	str r3, [r2, #0x50c]
+	ldr r3, =0x00140000
+	str r3, [r2, #0x508]
+	ldr r3, =0x00000004
+	str r3, [r2, #0x510]
+	ldr r3, =0x00000002
+	str r3, [r2, #0x514]
+	ldr r3, =0x00000001
+	str r3, [r2, #0x500]
+
+	ldr r3, =0x01000000
+wait1:
+	ldr r4, [r2, #0x500]
+	and r4, r3
+	cmp r4, r3
+	bne wait1
+
+	ldr r3, =0x8080801E
+	str r3, [r2, #0x50c]
+
+	ldr r3, =0x00000040
+wait2:
+	ldr r4, [r2, #0x50c]
+	and r4, r3
+	cmp r4, r3
+	bne wait2
+
+	ldr r3, =0x00000001
+	str r3, [r2, #0x30]
+	ldr r3, =0x11000020
+	str r3, [r2, #0x40]
+
+	ldr r2, =0x403f0000
+	ldr r3, =0x42000000
+	str r3, [r2, #0xdc]
+
+.endm
+
+.macro imx7ulp_evk_ddr_setting
+
+	imx7ulp_ddr_freq_decrease
+
+	/* Enable MMDC PCC clock */
+	ldr r2, =0x40b30000
+	ldr r3, =0x40000000
+	str r3, [r2, #0xac]
+
+	/* Configure DDR pad */
+	ldr r0, =0x40ad0000
+	ldr r1, =0x00040000
+	str r1, [r0, #0x128]
+	ldr r1, =0x0
+	str r1, [r0, #0xf8]
+	ldr r1, =0x00000180
+	str r1, [r0, #0xd8]
+	ldr r1, =0x00000180
+	str r1, [r0, #0x108]
+	ldr r1, =0x00000180
+	str r1, [r0, #0x104]
+	ldr r1, =0x00010000
+	str r1, [r0, #0x124]
+	ldr r1, =0x0000018C
+	str r1, [r0, #0x80]
+	ldr r1, =0x0000018C
+	str r1, [r0, #0x84]
+	ldr r1, =0x0000018C
+	str r1, [r0, #0x88]
+	ldr r1, =0x0000018C
+	str r1, [r0, #0x8c]
+
+	ldr r1, =0x00010000
+	str r1, [r0, #0x120]
+	ldr r1, =0x00000180
+	str r1, [r0, #0x10c]
+	ldr r1, =0x00000180
+	str r1, [r0, #0x110]
+	ldr r1, =0x00000180
+	str r1, [r0, #0x114]
+	ldr r1, =0x00000180
+	str r1, [r0, #0x118]
+	ldr r1, =0x00000180
+	str r1, [r0, #0x90]
+	ldr r1, =0x00000180
+	str r1, [r0, #0x94]
+	ldr r1, =0x00000180
+	str r1, [r0, #0x98]
+	ldr r1, =0x00000180
+	str r1, [r0, #0x9c]
+	ldr r1, =0x00040000
+	str r1, [r0, #0xe0]
+	ldr r1, =0x00040000
+	str r1, [r0, #0xe4]
+
+	ldr r0, =0x40ab0000
+	ldr r1, =0x00008000
+	str r1, [r0, #0x1c]
+	ldr r1, =0xA1390003
+	str r1, [r0, #0x800]
+	ldr r1, =0x0D3900A0
+	str r1, [r0, #0x85c]
+	ldr r1, =0x00400000
+	str r1, [r0, #0x890]
+
+	ldr r1, =0x40404040
+	str r1, [r0, #0x848]
+	ldr r1, =0x40404040
+	str r1, [r0, #0x850]
+	ldr r1, =0x33333333
+	str r1, [r0, #0x81c]
+	ldr r1, =0x33333333
+	str r1, [r0, #0x820]
+	ldr r1, =0x33333333
+	str r1, [r0, #0x824]
+	ldr r1, =0x33333333
+	str r1, [r0, #0x828]
+
+	ldr r1, =0xf3333333
+	str r1, [r0, #0x82c]
+	ldr r1, =0xf3333333
+	str r1, [r0, #0x830]
+	ldr r1, =0xf3333333
+	str r1, [r0, #0x834]
+	ldr r1, =0xf3333333
+	str r1, [r0, #0x838]
+
+	ldr r1, =0x24922492
+	str r1, [r0, #0x8c0]
+	ldr r1, =0x00000800
+	str r1, [r0, #0x8b8]
+
+	ldr r1, =0x00020052
+	str r1, [r0, #0x4]
+	ldr r1, =0x292C42F3
+	str r1, [r0, #0xc]
+	ldr r1, =0x00100A22
+	str r1, [r0, #0x10]
+	ldr r1, =0x00120556
+	str r1, [r0, #0x38]
+	ldr r1, =0x00C700DB
+	str r1, [r0, #0x14]
+	ldr r1, =0x00211718
+	str r1, [r0, #0x18]
+
+	ldr r1, =0x0F9F26D2
+	str r1, [r0, #0x2c]
+	ldr r1, =0x009F0E10
+	str r1, [r0, #0x30]
+	ldr r1, =0x0000003F
+	str r1, [r0, #0x40]
+	ldr r1, =0xC3190000
+	str r1, [r0, #0x0]
+
+	ldr r1, =0x00008050
+	str r1, [r0, #0x1c]
+	ldr r1, =0x00008058
+	str r1, [r0, #0x1c]
+	ldr r1, =0x003F8030
+	str r1, [r0, #0x1c]
+	ldr r1, =0x003F8038
+	str r1, [r0, #0x1c]
+	ldr r1, =0xFF0A8030
+	str r1, [r0, #0x1c]
+	ldr r1, =0xFF0A8038
+	str r1, [r0, #0x1c]
+	ldr r1, =0x04028030
+	str r1, [r0, #0x1c]
+	ldr r1, =0x04028038
+	str r1, [r0, #0x1c]
+	ldr r1, =0x83018030
+	str r1, [r0, #0x1c]
+	ldr r1, =0x83018038
+	str r1, [r0, #0x1c]
+	ldr r1, =0x01038030
+	str r1, [r0, #0x1c]
+	ldr r1, =0x01038038
+	str r1, [r0, #0x1c]
+
+	ldr r1, =0x20000000
+	str r1, [r0, #0x83c]
+
+	ldr r1, =0x00001800
+	str r1, [r0, #0x20]
+	ldr r1, =0xA1310000
+	str r1, [r0, #0x800]
+	ldr r1, =0x00020052
+	str r1, [r0, #0x4]
+	ldr r1, =0x00011006
+	str r1, [r0, #0x404]
+	ldr r1, =0x00000000
+	str r1, [r0, #0x1c]
+
+.endm
+
+.macro imx7ulp_clock_gating
+.endm
+
+.macro imx7ulp_qos_setting
+.endm
+
+.macro imx7ulp_ddr_setting
+	imx7ulp_evk_ddr_setting
+.endm
+
+/* include the common plugin code here */
+#include <asm/arch/mx7ulp_plugin.S>

configs/mx7ulp_evk_defconfig

@@ -0,0 +1,17 @@
+CONFIG_ARM=y
+CONFIG_ARCH_MX7ULP=y
+CONFIG_TARGET_MX7ULP_EVK=y
+CONFIG_DEFAULT_DEVICE_TREE="imx7ulp-evk"
+CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=board/freescale/mx7ulp_evk/imximage.cfg"
+CONFIG_HUSH_PARSER=y
+CONFIG_CMD_I2C=y
+CONFIG_OF_CONTROL=y
+CONFIG_DM=y
+CONFIG_DM_GPIO=y
+CONFIG_IMX_RGPIO2P=y
+CONFIG_DM_I2C=y
+CONFIG_SYS_LPI2C_IMX=y
+CONFIG_PINCTRL=y
+CONFIG_PINCTRL_IMX7ULP=y
+CONFIG_DM_SERIAL=y
+CONFIG_FSL_LPUART=y

configs/mx7ulp_evk_plugin_defconfig

@@ -0,0 +1,18 @@
+CONFIG_ARM=y
+CONFIG_ARCH_MX7ULP=y
+CONFIG_TARGET_MX7ULP_EVK=y
+CONFIG_USE_IMXIMG_PLUGIN=y
+CONFIG_DEFAULT_DEVICE_TREE="imx7ulp-evk"
+CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=board/freescale/mx7ulp_evk/imximage.cfg"
+CONFIG_HUSH_PARSER=y
+CONFIG_CMD_I2C=y
+CONFIG_OF_CONTROL=y
+CONFIG_DM=y
+CONFIG_DM_GPIO=y
+CONFIG_IMX_RGPIO2P=y
+CONFIG_DM_I2C=y
+CONFIG_SYS_LPI2C_IMX=y
+CONFIG_PINCTRL=y
+CONFIG_PINCTRL_IMX7ULP=y
+CONFIG_DM_SERIAL=y
+CONFIG_FSL_LPUART=y

include/configs/mx7ulp_evk.h

@@ -0,0 +1,109 @@
+/*
+ * Copyright (C) 2016 Freescale Semiconductor, Inc.
+ *
+ * Configuration settings for the Freescale i.MX7ULP EVK board.
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#ifndef __MX7ULP_EVK_CONFIG_H
+#define __MX7ULP_EVK_CONFIG_H
+
+#include <linux/sizes.h>
+#include <asm/arch/imx-regs.h>
+
+/*Uncomment it to use secure boot*/
+/*#define CONFIG_SECURE_BOOT*/
+
+#ifdef CONFIG_SECURE_BOOT
+#ifndef CONFIG_CSF_SIZE
+#define CONFIG_CSF_SIZE			0x4000
+#endif
+#endif
+
+#define CONFIG_BOARD_POSTCLK_INIT
+#define CONFIG_SYS_BOOTM_LEN		0x1000000
+
+#define SRC_BASE_ADDR			CMC1_RBASE
+#define IRAM_BASE_ADDR			OCRAM_0_BASE
+#define IOMUXC_BASE_ADDR		IOMUXC1_RBASE
+
+#define CONFIG_ENV_IS_NOWHERE
+#define CONFIG_ENV_SIZE			SZ_8K
+
+#define CONFIG_CMD_FAT
+#define CONFIG_DOS_PARTITION
+
+/* Using ULP WDOG for reset */
+#define WDOG_BASE_ADDR			WDG1_RBASE
+
+#define CONFIG_SYS_ARCH_TIMER
+#define CONFIG_SYS_HZ_CLOCK		1000000 /* Fixed at 1Mhz from TSTMR */
+
+#define CONFIG_INITRD_TAG
+#define CONFIG_CMDLINE_TAG
+#define CONFIG_SETUP_MEMORY_TAGS
+/*#define CONFIG_REVISION_TAG*/
+
+/* Size of malloc() pool */
+#define CONFIG_SYS_MALLOC_LEN		(8 * SZ_1M)
+
+#define CONFIG_BOARD_EARLY_INIT_F
+
+/* UART */
+#define LPUART_BASE			LPUART4_RBASE
+
+/* allow to overwrite serial and ethaddr */
+#define CONFIG_ENV_OVERWRITE
+#define CONFIG_CONS_INDEX		1
+#define CONFIG_BAUDRATE			115200
+
+#undef CONFIG_CMD_IMLS
+#define CONFIG_SYS_LONGHELP
+#define CONFIG_AUTO_COMPLETE
+
+#define CONFIG_SYS_CACHELINE_SIZE      64
+
+/* Miscellaneous configurable options */
+#define CONFIG_SYS_PROMPT		"=> "
+#define CONFIG_SYS_CBSIZE		512
+
+/* Print Buffer Size */
+#define CONFIG_SYS_MAXARGS		256
+#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
+#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
+
+#define CONFIG_CMDLINE_EDITING
+#define CONFIG_STACKSIZE		SZ_8K
+
+/* Physical Memory Map */
+#define CONFIG_NR_DRAM_BANKS		1
+
+#define CONFIG_SYS_TEXT_BASE		0x67800000
+#define PHYS_SDRAM			0x60000000
+#define PHYS_SDRAM_SIZE			SZ_1G
+#define CONFIG_SYS_MEMTEST_START	PHYS_SDRAM
+#define CONFIG_SYS_SDRAM_BASE		PHYS_SDRAM
+#define CONFIG_CMD_BOOTZ
+
+#define CONFIG_LOADADDR             0x60800000
+
+#define CONFIG_CMD_MEMTEST
+#define CONFIG_SYS_MEMTEST_END      0x9E000000
+
+#define CONFIG_SYS_HZ			1000
+#define CONFIG_SYS_LOAD_ADDR		CONFIG_LOADADDR
+
+#define CONFIG_SYS_INIT_RAM_ADDR	IRAM_BASE_ADDR
+#define CONFIG_SYS_INIT_RAM_SIZE	SZ_256K
+
+#define CONFIG_SYS_INIT_SP_OFFSET \
+	(CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
+#define CONFIG_SYS_INIT_SP_ADDR \
+	(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET)
+
+#ifndef CONFIG_SYS_DCACHE_OFF
+#define CONFIG_CMD_CACHE
+#endif
+
+#endif	/* __CONFIG_H */