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Commit 7952717a authored by Tetsuyuki Kobayashi's avatar Tetsuyuki Kobayashi Committed by Simon Horman
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ARM: shmobile: kzm9g: enable restarting 



Do soft-power-on-reset in sys_reboot system call.

How to test this patch
  Execute "sudo reboot" from command line. The system will start shutdown
  sequence and finally reboot and U-Boot restarts.

Cc: Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com>
Cc: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: default avatarTetsuyuki Kobayashi <koba@kmckk.co.jp>
Signed-off-by: default avatarSimon Horman <horms@verge.net.au>
parent fea7a08a

arch/arm/mach-shmobile/board-kzm9g.c

+8 −0
Original line number Diff line number Diff line
@@ -763,6 +763,13 @@ static void __init kzm_init(void) 
	platform_add_devices(kzm_devices, ARRAY_SIZE(kzm_devices));

}



static void kzm9g_restart(char mode, const char *cmd)

{

#define RESCNT2 0xe6188020

	/* Do soft power on reset */

	writel((1 << 31), RESCNT2);

}



static const char *kzm9g_boards_compat_dt[] __initdata = {

	"renesas,kzm9g",

	NULL,
@@ -777,5 +784,6 @@ DT_MACHINE_START(KZM9G_DT, "kzm9g") 
	.init_machine	= kzm_init,

	.init_late	= shmobile_init_late,

	.timer		= &shmobile_timer,

	.restart	= kzm9g_restart,

	.dt_compat	= kzm9g_boards_compat_dt,

MACHINE_END