mx6: Add initial SPL support for HummingBoard-i2eX

Add the initial SPL support for HummingBoard-i2eX, which is based on a
MX6 Dual.

For more information about HummingBoard, please check:
http://www.solid-run.com/products/hummingboard/

Based on the work from Jon Nettleton and Rabeeh Khoury.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Reviewed-by: Tom Rini <trini@konsulko.com>

1 files changed, 205 insertions, 0 deletions

diff --git a/include/configs/mx6cuboxi.h b/include/configs/mx6cuboxi.h
new file mode 100644
index 0000000000..5d58b16420
--- /dev/null
+++ b/include/configs/mx6cuboxi.h
@@ -0,0 +1,205 @@
+/*
+ * Copyright (C) 2015 Freescale Semiconductor, Inc.
+ *
+ * Configuration settings for the SolidRun mx6 based boards
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+#ifndef __MX6CUBOXI_CONFIG_H
+#define __MX6CUBOXI_CONFIG_H
+
+#include <linux/sizes.h>
+#include <asm/arch/imx-regs.h>
+#include <asm/imx-common/gpio.h>
+#include "mx6_common.h"
+
+#define CONFIG_MX6
+#define CONFIG_SPL_LIBCOMMON_SUPPORT
+#define CONFIG_SPL_MMC_SUPPORT
+#include "imx6_spl.h"
+
+#define CONFIG_DISPLAY_CPUINFO
+#define CONFIG_DISPLAY_BOARDINFO
+#define CONFIG_CMDLINE_TAG
+#define CONFIG_SETUP_MEMORY_TAGS
+#define CONFIG_INITRD_TAG
+#define CONFIG_REVISION_TAG
+#define CONFIG_IMX6_THERMAL
+#define CONFIG_SYS_GENERIC_BOARD
+
+#define CONFIG_SYS_MALLOC_LEN		(2 * SZ_1M)
+#define CONFIG_BOARD_EARLY_INIT_F
+#define CONFIG_MXC_GPIO
+#define CONFIG_MXC_UART
+#define CONFIG_CMD_FUSE
+#define CONFIG_MXC_OCOTP
+
+/* MMC Configs */
+#define CONFIG_FSL_ESDHC
+#define CONFIG_FSL_USDHC
+#define CONFIG_SYS_FSL_ESDHC_ADDR	USDHC2_BASE_ADDR
+#define CONFIG_MMC
+#define CONFIG_CMD_MMC
+#define CONFIG_GENERIC_MMC
+#define CONFIG_BOUNCE_BUFFER
+#define CONFIG_CMD_EXT4
+#define CONFIG_CMD_EXT4_WRITE
+#define CONFIG_CMD_FAT
+#define CONFIG_DOS_PARTITION
+
+/* Ethernet Configuration */
+#define CONFIG_FEC_MXC
+#define CONFIG_CMD_PING
+#define CONFIG_CMD_DHCP
+#define CONFIG_CMD_MII
+#define CONFIG_CMD_NET
+#define CONFIG_MII
+#define IMX_FEC_BASE			ENET_BASE_ADDR
+#define CONFIG_FEC_XCV_TYPE		RGMII
+#define CONFIG_FEC_MXC_PHYADDR		0
+#define CONFIG_PHYLIB
+#define CONFIG_PHY_ATHEROS
+
+/* allow to overwrite serial and ethaddr */
+#define CONFIG_ENV_OVERWRITE
+#define CONFIG_CONS_INDEX		1
+#define CONFIG_BAUDRATE			115200
+
+#define CONFIG_SYS_NO_FLASH
+
+/* Command definition */
+#include <config_cmd_default.h>
+
+#define CONFIG_CMD_BOOTZ
+#define CONFIG_CMD_SETEXPR
+
+#define CONFIG_BOOTDELAY		1
+
+#define CONFIG_LOADADDR			0x12000000
+#define CONFIG_SYS_TEXT_BASE		0x17800000
+
+#define CONFIG_MXC_UART_BASE	UART1_BASE
+#define CONFIG_CONSOLE_DEV	"ttymxc0"
+#define CONFIG_MMCROOT		"/dev/mmcblk0p2"
+#define CONFIG_DEFAULT_FDT_FILE	"imx6q-hummingboard.dtb"
+#define CONFIG_SYS_FSL_USDHC_NUM	1
+#define CONFIG_SYS_MMC_ENV_DEV		0	/* SDHC2 */
+
+#define CONFIG_EXTRA_ENV_SETTINGS \
+	"script=boot.scr\0" \
+	"image=zImage\0" \
+	"fdt_file=" CONFIG_DEFAULT_FDT_FILE "\0" \
+	"fdt_addr=0x18000000\0" \
+	"boot_fdt=try\0" \
+	"ip_dyn=yes\0" \
+	"console=" CONFIG_CONSOLE_DEV "\0" \
+	"bootm_size=0x10000000\0" \
+	"mmcdev=" __stringify(CONFIG_SYS_MMC_ENV_DEV) "\0" \
+	"mmcpart=1\0" \
+	"mmcroot=" CONFIG_MMCROOT " rootwait rw\0" \
+	"update_sd_firmware=" \
+		"if test ${ip_dyn} = yes; then " \
+			"setenv get_cmd dhcp; " \
+		"else " \
+			"setenv get_cmd tftp; " \
+		"fi; " \
+		"if mmc dev ${mmcdev}; then "	\
+			"if ${get_cmd} ${update_sd_firmware_filename}; then " \
+				"setexpr fw_sz ${filesize} / 0x200; " \
+				"setexpr fw_sz ${fw_sz} + 1; "	\
+				"mmc write ${loadaddr} 0x2 ${fw_sz}; " \
+			"fi; "	\
+		"fi\0" \
+	"mmcargs=setenv bootargs console=${console},${baudrate} " \
+		"root=${mmcroot}\0" \
+	"loadbootscript=" \
+		"fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${script};\0" \
+	"bootscript=echo Running bootscript from mmc ...; " \
+		"source\0" \
+	"loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${image}\0" \
+	"loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdt_addr} ${fdt_file}\0" \
+	"mmcboot=echo Booting from mmc ...; " \
+		"run mmcargs; " \
+		"if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \
+			"if run loadfdt; then " \
+				"bootz ${loadaddr} - ${fdt_addr}; " \
+			"else " \
+				"if test ${boot_fdt} = try; then " \
+					"bootz; " \
+				"else " \
+					"echo WARN: Cannot load the DT; " \
+				"fi; " \
+			"fi; " \
+		"else " \
+			"bootz; " \
+		"fi;\0" \
+	"netargs=setenv bootargs console=${console},${baudrate} " \
+		"root=/dev/nfs " \
+		"ip=dhcp nfsroot=${serverip}:${nfsroot},v3,tcp\0" \
+	"netboot=echo Booting from net ...; " \
+		"run netargs; " \
+		"if test ${ip_dyn} = yes; then " \
+			"setenv get_cmd dhcp; " \
+		"else " \
+			"setenv get_cmd tftp; " \
+		"fi; " \
+		"${get_cmd} ${image}; " \
+		"if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \
+			"if ${get_cmd} ${fdt_addr} ${fdt_file}; then " \
+				"bootz ${loadaddr} - ${fdt_addr}; " \
+			"else " \
+				"if test ${boot_fdt} = try; then " \
+					"bootz; " \
+				"else " \
+					"echo WARN: Cannot load the DT; " \
+				"fi; " \
+			"fi; " \
+		"else " \
+			"bootz; " \
+		"fi;\0"
+
+#define CONFIG_BOOTCOMMAND \
+	"mmc dev ${mmcdev};" \
+	"if mmc rescan; then " \
+		"if run loadbootscript; then " \
+		"run bootscript; " \
+		"else " \
+			"if run loadimage; then " \
+				"run mmcboot; " \
+			"else run netboot; " \
+			"fi; " \
+		"fi; " \
+	"else run netboot; fi"
+
+/* Miscellaneous configurable options */
+#define CONFIG_SYS_LONGHELP
+#define CONFIG_SYS_HUSH_PARSER
+#define CONFIG_AUTO_COMPLETE
+#define CONFIG_SYS_CBSIZE              256
+#define CONFIG_SYS_MAXARGS             16
+#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
+
+#define CONFIG_SYS_LOAD_ADDR           CONFIG_LOADADDR
+
+#define CONFIG_CMDLINE_EDITING
+
+/* Physical Memory Map */
+#define CONFIG_NR_DRAM_BANKS           1
+#define CONFIG_SYS_SDRAM_BASE          MMDC0_ARB_BASE_ADDR
+#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)
+
+/* Environment organization */
+#define CONFIG_ENV_SIZE			(8 * 1024)
+#define CONFIG_ENV_IS_IN_MMC
+#define CONFIG_ENV_OFFSET		(8 * 64 * 1024)
+
+#define CONFIG_OF_LIBFDT
+#define CONFIG_CMD_CACHE
+
+#endif                         /* __MX6CUBOXI_CONFIG_H */