[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>
diff --git a/arch/arm/mach-s3c2440/mach-osiris.c b/arch/arm/mach-s3c2440/mach-osiris.c
index be5377f..c326983 100644
--- a/arch/arm/mach-s3c2440/mach-osiris.c
+++ b/arch/arm/mach-s3c2440/mach-osiris.c
@@ -287,6 +287,10 @@
__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 @@
__raw_writeb(pm_osiris_ctrl0, OSIRIS_VA_CTRL0);
+ s3c2410_gpio_cfgpin(S3C2410_GPA21, S3C2410_GPA21_nRSTOUT);
+
return 0;
}