[ARM] 4598/2: OSIRIS: Ensure we do not get nRSTOUT during suspend

Ensure nRSTOUT is not asserted during or on resume.
Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

arch/arm/mach-s3c2440/mach-osiris.c

@@ -287,6 +287,10 @@ static int osiris_pm_suspend(struct sys_device *sd, pm_message_t state)
 
 	__raw_writeb(tmp, OSIRIS_VA_CTRL0);
 
+	/* ensure that an nRESET is not generated on resume. */
+	s3c2410_gpio_setpin(S3C2410_GPA21, 1);
+	s3c2410_gpio_cfgpin(S3C2410_GPA21, S3C2410_GPA21_OUT);
+
 	return 0;
 }
 
@@ -297,6 +301,8 @@ static int osiris_pm_resume(struct sys_device *sd)
 
 	__raw_writeb(pm_osiris_ctrl0, OSIRIS_VA_CTRL0);
 
+	s3c2410_gpio_cfgpin(S3C2410_GPA21, S3C2410_GPA21_nRSTOUT);
+
 	return 0;
 }