u-boot/include/environment/ti/nand.h

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/* SPDX-License-Identifier: GPL-2.0+ */
/*
* Copyright (C) 2019 Texas Instruments Incorporated - http://www.ti.com
*
* Environment variable definitions for NAND on TI boards.
*/
#ifdef CONFIG_NAND
#define NANDARGS \
"mtdids=" CONFIG_MTDIDS_DEFAULT "\0" \
"mtdparts=" CONFIG_MTDPARTS_DEFAULT "\0" \
"nandargs=setenv bootargs console=${console} " \
"${optargs} " \
"root=${nandroot} " \
"rootfstype=${nandrootfstype}\0" \
"nandroot=ubi0:rootfs rw ubi.mtd=NAND.file-system,2048\0" \
"nandrootfstype=ubifs rootwait=1\0" \
"nandboot=echo Booting from nand ...; " \
"run nandargs; " \
"nand read ${fdtaddr} NAND.u-boot-spl-os; " \
"nand read ${loadaddr} NAND.kernel; " \
"bootz ${loadaddr} - ${fdtaddr}\0"
#else
#define NANDARGS ""
#endif