arm: imx: initial support for colibri imx6

This adds board support for the Toradex module family Colibri iMX6.
The familiy consists of a module with i.MX6 DualLite, i.MX6 Solo, both
with a version for commercial and industrial temperature range.

Signed-off-by: Max Krummenacher <max.krummenacher@toradex.com>
diff --git a/include/configs/colibri_imx6.h b/include/configs/colibri_imx6.h
new file mode 100644
index 0000000..4ed94fe
--- /dev/null
+++ b/include/configs/colibri_imx6.h
@@ -0,0 +1,310 @@
+/*
+ * Copyright 2013-2015 Toradex, Inc.
+ *
+ * Configuration settings for the Toradex Colibri iMX6
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#ifndef __CONFIG_H
+#define __CONFIG_H
+
+#include "mx6_common.h"
+#define CONFIG_SYS_THUMB_BUILD
+/* These are not provided in SPL and result in a linker error */
+#if !defined(CONFIG_SPL_BUILD)
+#define CONFIG_USE_ARCH_MEMCPY
+#define CONFIG_USE_ARCH_MEMSET
+#endif
+
+#undef CONFIG_DISPLAY_BOARDINFO
+#define CONFIG_DISPLAY_BOARDINFO_LATE	/* Calls show_board_info() */
+
+#define CONFIG_SYS_GENERIC_BOARD
+
+#include <asm/arch/imx-regs.h>
+#include <asm/imx-common/gpio.h>
+
+#ifdef CONFIG_SPL
+#include "imx6_spl.h"
+#define CONFIG_SPL_PAD_TO		0x11000 /* 4k IVT/DCD, 64k SPL */
+#endif
+
+#define CONFIG_CMDLINE_TAG
+#define CONFIG_SETUP_MEMORY_TAGS
+#define CONFIG_INITRD_TAG
+#define CONFIG_REVISION_TAG
+#define CONFIG_SERIAL_TAG
+
+/* Size of malloc() pool */
+#define CONFIG_SYS_MALLOC_LEN		(32 * 1024 * 1024)
+
+#define CONFIG_BOARD_EARLY_INIT_F
+#define CONFIG_BOARD_LATE_INIT
+#define CONFIG_MISC_INIT_R
+
+#define CONFIG_MXC_UART
+#define CONFIG_MXC_UART_BASE		UART1_BASE
+
+/* Make the HW version stuff available in U-Boot env */
+#define CONFIG_VERSION_VARIABLE		/* ver environment variable */
+#define CONFIG_ENV_VARS_UBOOT_CONFIG
+#define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
+
+/* I2C Configs */
+#define CONFIG_SYS_I2C
+#define CONFIG_SYS_I2C_MXC
+#define CONFIG_SYS_I2C_MXC_I2C1         /* enable I2C bus 1 */
+#define CONFIG_SYS_I2C_MXC_I2C2         /* enable I2C bus 2 */
+#define CONFIG_SYS_I2C_MXC_I2C3         /* enable I2C bus 3 */
+#define CONFIG_SYS_I2C_SPEED		100000
+
+/* OCOTP Configs */
+#define CONFIG_CMD_FUSE
+#ifdef CONFIG_CMD_FUSE
+#define CONFIG_MXC_OCOTP
+#endif
+
+/* MMC Configs */
+#define CONFIG_FSL_ESDHC
+#define CONFIG_FSL_USDHC
+#define CONFIG_SYS_FSL_ESDHC_ADDR	0
+#define CONFIG_SYS_FSL_USDHC_NUM	2
+
+#define CONFIG_SUPPORT_EMMC_BOOT	/* eMMC specific */
+#define CONFIG_MMC
+#define CONFIG_GENERIC_MMC
+#define CONFIG_BOUNCE_BUFFER
+#define CONFIG_FAT_WRITE
+#define CONFIG_DOS_PARTITION
+
+/* Network */
+#define CONFIG_FEC_MXC
+#define CONFIG_MII
+#define IMX_FEC_BASE			ENET_BASE_ADDR
+#define CONFIG_FEC_XCV_TYPE		RMII
+#define CONFIG_ETHPRIME			"FEC"
+#define CONFIG_FEC_MXC_PHYADDR		1
+#define CONFIG_PHYLIB
+#define CONFIG_PHY_MICREL
+#define CONFIG_IP_DEFRAG
+#define CONFIG_TFTP_BLOCKSIZE		16352
+#define CONFIG_TFTP_TSIZE
+
+/* USB Configs */
+/* Host */
+#define CONFIG_USB_HOST_ETHER
+#define CONFIG_USB_MAX_CONTROLLER_COUNT		2
+#define CONFIG_EHCI_HCD_INIT_AFTER_RESET	/* For OTG port */
+#define CONFIG_MXC_USB_PORTSC		(PORT_PTS_UTMI | PORT_PTS_PTW)
+#define CONFIG_MXC_USB_FLAGS		0
+#define CONFIG_USB_KEYBOARD
+#ifdef CONFIG_USB_KEYBOARD
+#define CONFIG_SYS_USB_EVENT_POLL
+#endif /* CONFIG_USB_KEYBOARD */
+/* Client */
+#define CONFIG_USB_GADGET_VBUS_DRAW	2
+#define CONFIG_USBD_HS
+
+#define CONFIG_USB_GADGET_MASS_STORAGE
+#define CONFIG_USB_FUNCTION_MASS_STORAGE
+#define CONFIG_G_DNL_MANUFACTURER	"Toradex"
+/* USB DFU */
+#define CONFIG_DFU_MMC
+
+/* Miscellaneous commands */
+#define CONFIG_CMD_BMODE
+#define CONFIG_MXC_GPIO
+
+/* Framebuffer and LCD */
+#define CONFIG_VIDEO_IPUV3
+#define CONFIG_SYS_CONSOLE_IS_IN_ENV
+#define CONFIG_SYS_CONSOLE_OVERWRITE_ROUTINE
+#define CONFIG_VIDEO_BMP_RLE8
+#define CONFIG_SPLASH_SCREEN
+#define CONFIG_SPLASH_SCREEN_ALIGN
+#define CONFIG_BMP_16BPP
+#define CONFIG_VIDEO_LOGO
+#define CONFIG_VIDEO_BMP_LOGO
+#define CONFIG_IPUV3_CLK		260000000
+#define CONFIG_CMD_HDMIDETECT
+#define CONFIG_CONSOLE_MUX
+#define CONFIG_IMX_HDMI
+#define CONFIG_IMX_VIDEO_SKIP
+#define CONFIG_CMD_BMP
+
+/* allow to overwrite serial and ethaddr */
+#define CONFIG_ENV_OVERWRITE
+#define CONFIG_CONS_INDEX		1
+#define CONFIG_BAUDRATE			115200
+
+/* Command definition */
+#undef CONFIG_CMD_LOADB
+#undef CONFIG_CMD_LOADS
+#undef CONFIG_CMD_NFS
+#undef CONFIG_CMD_FLASH
+
+#undef CONFIG_IPADDR
+#define CONFIG_IPADDR			192.168.10.2
+#define CONFIG_NETMASK			255.255.255.0
+#undef CONFIG_SERVERIP
+#define CONFIG_SERVERIP			192.168.10.1
+
+#define CONFIG_LOADADDR			0x12000000
+#define CONFIG_SYS_TEXT_BASE		0x17800000
+
+#ifdef CONFIG_CMD_MMC
+#define CONFIG_DRIVE_MMC "mmc "
+#else
+#define CONFIG_DRIVE_MMC
+#endif
+
+#define CONFIG_DRIVE_TYPES CONFIG_DRIVE_MMC
+
+#define DFU_ALT_EMMC_INFO \
+	"u-boot.imx raw 0x2 0x3ff mmcpart 0;" \
+	"boot part 0 1;" \
+	"rootfs part 0 2;" \
+	"uImage fat 0 1;" \
+	"imx6q-colibri-eval-v3.dtb fat 0 1;" \
+	"imx6q-colibri-cam-eval-v3.dtb fat 0 1"
+
+#define EMMC_BOOTCMD \
+	"emmcargs=ip=off root=/dev/mmcblk0p2 rw,noatime rootfstype=ext3 " \
+		"rootwait\0" \
+	"emmcboot=run setup; " \
+		"setenv bootargs ${defargs} ${emmcargs} ${setupargs} " \
+		"${vidargs}; echo Booting from internal eMMC chip...; "	\
+		"run emmcdtbload; load mmc 0:1 ${kernel_addr_r} " \
+		"${boot_file} && run fdt_fixup && " \
+		"bootm ${kernel_addr_r} ${dtbparam}\0" \
+	"emmcdtbload=setenv dtbparam; load mmc 0:1 ${fdt_addr_r} " \
+		"${fdt_file} && setenv dtbparam \" - ${fdt_addr_r}\" && true\0"
+
+#define MEM_LAYOUT_ENV_SETTINGS \
+	"fdt_addr_r=0x12000000\0" \
+	"fdt_high=0xffffffff\0" \
+	"initrd_high=0xffffffff\0" \
+	"kernel_addr_r=0x11000000\0" \
+	"ramdisk_addr_r=0x12100000\0"
+
+#define NFS_BOOTCMD \
+	"nfsargs=ip=:::::eth0:on root=/dev/nfs rw\0" \
+	"nfsboot=run setup; " \
+		"setenv bootargs ${defargs} ${nfsargs} ${setupargs} " \
+		"${vidargs}; echo Booting via DHCP/TFTP/NFS...; " \
+		"run nfsdtbload; dhcp ${kernel_addr_r} " \
+		"&& run fdt_fixup && bootm ${kernel_addr_r} ${dtbparam}\0" \
+	"nfsdtbload=setenv dtbparam; tftp ${fdt_addr_r} ${fdt_file} " \
+		"&& setenv dtbparam \" - ${fdt_addr_r}\" && true\0"
+
+#define SD_BOOTCMD						\
+	"sdargs=ip=off root=/dev/mmcblk1p2 rw,noatime rootfstype=ext3 " \
+		"rootwait\0" \
+	"sdboot=run setup; " \
+		"setenv bootargs ${defargs} ${sdargs} ${setupargs} " \
+		"${vidargs}; echo Booting from SD card; " \
+		"run sddtbload; load mmc 1:1 ${kernel_addr_r} " \
+		"${boot_file} && run fdt_fixup && " \
+		"bootm ${kernel_addr_r} ${dtbparam}\0" \
+	"sddtbload=setenv dtbparam; load mmc 1:1 ${fdt_addr_r} " \
+		"${fdt_file} && setenv dtbparam \" - ${fdt_addr_r}\" && true\0"
+
+#define USB_BOOTCMD \
+	"usbargs=ip=off root=/dev/sda2 rw,noatime rootfstype=ext3 " \
+		"rootwait\0" \
+	"usbboot=run setup; setenv bootargs ${defargs} ${setupargs} " \
+		"${usbargs} ${vidargs}; echo Booting from USB stick...; " \
+		"usb start && run usbdtbload; load usb 0:1 ${kernel_addr_r} " \
+		"${boot_file} && run fdt_fixup && " \
+		"bootm ${kernel_addr_r} ${dtbparam}\0" \
+	"usbdtbload=setenv dtbparam; load usb 0:1 ${fdt_addr_r} " \
+		"${fdt_file} && setenv dtbparam \" - ${fdt_addr_r}\" && true\0"
+
+#define FDT_FILE "imx6dl-colibri-eval-v3.dtb"
+#define CONFIG_EXTRA_ENV_SETTINGS \
+	"bootcmd=run emmcboot ; echo ; echo emmcboot failed ; " \
+		"run nfsboot ; echo ; echo nfsboot failed ; " \
+		"usb start ;" \
+		"setenv stdout serial,vga ; setenv stdin serial,usbkbd\0" \
+	"boot_file=uImage\0" \
+	"console=ttymxc0\0" \
+	"defargs=enable_wait_mode=off galcore.contiguousSize=50331648\0" \
+	"dfu_alt_info=" DFU_ALT_EMMC_INFO "\0" \
+	EMMC_BOOTCMD \
+	"fdt_file=" FDT_FILE "\0" \
+	"fdt_fixup=;\0" \
+	MEM_LAYOUT_ENV_SETTINGS \
+	NFS_BOOTCMD \
+	SD_BOOTCMD \
+	"setethupdate=if env exists ethaddr; then; else setenv ethaddr " \
+		"00:14:2d:00:00:00; fi; tftpboot ${loadaddr} " \
+		"flash_eth.img && source ${loadaddr}\0" \
+	"setsdupdate=setenv interface mmc; setenv drive 1; mmc rescan; load " \
+		"${interface} ${drive}:1 ${loadaddr} flash_blk.img && " \
+		"source ${loadaddr}\0" \
+	"setup=setenv setupargs fec_mac=${ethaddr} " \
+		"consoleblank=0 no_console_suspend=1 console=tty1 " \
+		"console=${console},${baudrate}n8\0 " \
+	"setupdate=run setsdupdate || run setusbupdate || run setethupdate\0" \
+	"setusbupdate=usb start && setenv interface usb; setenv drive 0; " \
+		"load ${interface} ${drive}:1 ${loadaddr} flash_blk.img && " \
+		"source ${loadaddr}\0" \
+	"splashpos=m,m\0" \
+	"vidargs=video=mxcfb0:dev=lcd,640x480M@60,if=RGB666 " \
+		"video=mxcfb1:off fbmem=8M\0 "
+
+/* Miscellaneous configurable options */
+#define CONFIG_SYS_LONGHELP
+#define CONFIG_AUTO_COMPLETE
+#undef CONFIG_SYS_CBSIZE
+#define CONFIG_SYS_CBSIZE		1024
+#undef CONFIG_SYS_MAXARGS
+#define CONFIG_SYS_MAXARGS		48
+
+#define CONFIG_SYS_ALT_MEMTEST
+#define CONFIG_SYS_MEMTEST_START	0x10000000
+#define CONFIG_SYS_MEMTEST_END		0x10010000
+#define CONFIG_SYS_MEMTEST_SCRATCH	0x10800000
+
+#define CONFIG_SYS_LOAD_ADDR		CONFIG_LOADADDR
+
+#define CONFIG_CMDLINE_EDITING
+
+/* Physical Memory Map */
+#define CONFIG_NR_DRAM_BANKS		1
+#define PHYS_SDRAM			MMDC0_ARB_BASE_ADDR
+
+#define CONFIG_SYS_SDRAM_BASE		PHYS_SDRAM
+#define CONFIG_SYS_INIT_RAM_ADDR	IRAM_BASE_ADDR
+#define CONFIG_SYS_INIT_RAM_SIZE	IRAM_SIZE
+
+#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)
+
+/* FLASH and environment organization */
+#define CONFIG_SYS_NO_FLASH
+
+#define CONFIG_ENV_SIZE			(8 * 1024)
+
+#define CONFIG_ENV_IS_IN_MMC
+
+#if defined(CONFIG_ENV_IS_IN_MMC)
+/* Environment in eMMC, before config block at the end of 1st "boot sector" */
+#define CONFIG_ENV_OFFSET		(-CONFIG_ENV_SIZE + \
+					 CONFIG_TDX_CFG_BLOCK_OFFSET)
+#define CONFIG_SYS_MMC_ENV_DEV		0
+#define CONFIG_SYS_MMC_ENV_PART		1
+#endif
+
+#define CONFIG_OF_SYSTEM_SETUP
+
+#define CONFIG_CMD_TIME
+
+#define CONFIG_SUPPORT_RAW_INITRD
+
+#define CONFIG_CRC32_VERIFY
+
+#endif	/* __CONFIG_H */