This driver is unused and obsolete.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Wolfgang Denk <wd@denx.de>
Cc: unsik Kim <donari75@gmail.com>

Several boolean defines have a value assigned.
Remove the value as defining the symbol is enough.

Signed-off-by: Igor Grinberg <grinberg@compulab.co.il>
Acked-by: Marek Vasut <marek.vasut@gmail.com>
Acked-by: Mike Frysinger <vapier@gentoo.org>

Cleanup the env_common.c checkpatch warnings, errors and coding style.

Signed-off-by: Igor Grinberg <grinberg@compulab.co.il>

Cleanup the cmd_nvedit.c checkpatch warnings, errors and coding style.
There are 10 wanrings left about the simple_strtoul() function:
 WARNING: simple_strtoul is obsolete, use kstrtoul instead
 #359: FILE: cmd_nvedit.c:359:
 +		load_addr = simple_strtoul(argv[2], NULL, 16);

 ...

 total: 0 errors, 10 warnings, 1043 lines checked

Signed-off-by: Igor Grinberg <grinberg@compulab.co.il>

Extract all extern declarations for environment out of c files
into the environment.h header.

Signed-off-by: Igor Grinberg <grinberg@compulab.co.il>

Extract all extern declarations for default_environment[] out of c files
into the environment.h header.

Signed-off-by: Igor Grinberg <grinberg@compulab.co.il>
Cc: Stefan Roese <sr@denx.de>
Acked-by: Stefan Roese <sr@denx.de>

Though one warning left:
 WARNING: do not add new typedefs
 #149: FILE: u-boot/include/environment.h:149:
 +typedef struct environment_s {

 total: 0 errors, 1 warnings, 181 lines checked

Signed-off-by: Igor Grinberg <grinberg@compulab.co.il>

Signed-off-by: Wolfgang Denk <wd@denx.de>
Cc: Stefan Roese <sr@denx.de>

I can't see any obvious needs for the default environment to be writable,
so make it const.

Signed-off-by: Mike Frysinger <vapier@gentoo.org>

Fix the problem which cannot build the U-boot, if we only set
the CONFIG_ENV_IS_IN_SPI_FLASH.

Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Acked-by: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>