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ARM: shmobile: r8a7740: Add restart callback

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Port the r8a7740 restart handling from the Armadillo code
to the r8a7740 generic multiplatform case.

Signed-off-by: Magnus Damm <damm+renesas@opensource.se>
Tested-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
This commit is contained in:
Magnus Damm 2014-08-28 12:35:09 +09:00 committed by Simon Horman
parent cc9517d52f
commit 1174c712af
1 changed files with 8 additions and 0 deletions
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8
arch/arm/mach-shmobile/setup-r8a7740.c
View file

@ -823,6 +823,13 @@ static void __init r8a7740_generic_init(void)
of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
}
#define RESCNT2 IOMEM(0xe6188020)
static void r8a7740_restart(enum reboot_mode mode, const char *cmd)
{
/* Do soft power on reset */
writel(1 << 31, RESCNT2);
}
static const char *r8a7740_boards_compat_dt[] __initdata = {
"renesas,r8a7740",
NULL,
@ -835,6 +842,7 @@ DT_MACHINE_START(R8A7740_DT, "Generic R8A7740 (Flattened Device Tree)")
.init_machine = r8a7740_generic_init,
.init_late = shmobile_init_late,
.dt_compat = r8a7740_boards_compat_dt,
.restart = r8a7740_restart,
MACHINE_END
#endif /* CONFIG_USE_OF */