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imx: mx7dsabresd: add command and macros for boot m4 core

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Introduce macros and command to support booting M4 core for
i.MX7D SabreSD board.

Signed-off-by: Ye.Li <ye.li@nxp.com>
Signed-off-by: Peng Fan <peng.fan@nxp.com>
This commit is contained in:
Peng Fan 2016-01-28 16:55:08 +08:00 • committed by Stefano Babic
parent 83703a1ccf
commit 79e355fb68
1 changed files with 24 additions and 0 deletions
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24
include/configs/mx7dsabresd.h
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@ -57,6 +57,29 @@
#define CONFIG_SUPPORT_EMMC_BOOT /* eMMC specific */
#define CONFIG_SYS_MMC_IMG_LOAD_PART 1
#ifdef CONFIG_IMX_BOOTAUX
/* Set to QSPI1 A flash at default */
#define CONFIG_SYS_AUXCORE_BOOTDATA 0x60000000
#define CONFIG_CMD_SETEXPR
#define UPDATE_M4_ENV \
"m4image=m4_qspi.bin\0" \
"loadm4image=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${m4image}\0" \
"update_m4_from_sd=" \
"if sf probe 0:0; then " \
"if run loadm4image; then " \
"setexpr fw_sz ${filesize} + 0xffff; " \
"setexpr fw_sz ${fw_sz} / 0x10000; " \
"setexpr fw_sz ${fw_sz} * 0x10000; " \
"sf erase 0x0 ${fw_sz}; " \
"sf write ${loadaddr} 0x0 ${filesize}; " \
"fi; " \
"fi\0" \
"m4boot=sf probe 0:0; bootaux "__stringify(CONFIG_SYS_AUXCORE_BOOTDATA)"\0"
#else
#define UPDATE_M4_ENV ""
#endif
#define CONFIG_MFG_ENV_SETTINGS \
"mfgtool_args=setenv bootargs console=${console},${baudrate} " \
"rdinit=/linuxrc " \
@ -76,6 +99,7 @@
"rootfs part 0 2\0" \
#define CONFIG_EXTRA_ENV_SETTINGS \
UPDATE_M4_ENV \
CONFIG_MFG_ENV_SETTINGS \
CONFIG_DFU_ENV_SETTINGS \
"script=boot.scr\0" \