linux-kernel - [PATCH RFC 07/10] ARM: s3c64xx: dt: Enable SoC-level power management

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Date:	Sat, 11 Jan 2014 20:42:49 +0100
From:	Tomasz Figa <tomasz.figa@...il.com>
To:	linux-pm@...r.kernel.org
Cc:	linux-kernel@...r.kernel.org, linux-samsung-soc@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	"Rafael J. Wysocki" <rjw@...ysocki.net>,
	Pavel Machek <pavel@....cz>, Len Brown <len.brown@...el.com>,
	Russell King <linux@....linux.org.uk>,
	Kukjin Kim <kgene.kim@...sung.com>,
	Kumar Gala <galak@...eaurora.org>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Mark Rutland <mark.rutland@....com>,
	Pawel Moll <pawel.moll@....com>,
	Rob Herring <robh+dt@...nel.org>,
	Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>,
	Stephen Warren <swarren@...dotorg.org>,
	Tomasz Figa <t.figa@...sung.com>,
	Tomasz Figa <tomasz.figa@...il.com>
Subject: [PATCH RFC 07/10] ARM: s3c64xx: dt: Enable SoC-level power management

This patch adds call to s3c64xx_pm_init() from init_machine() callback
of mach-s3c64xx-dt to enable SoC-level power management features, such
as power domain management and sleep support.

Signed-off-by: Tomasz Figa <tomasz.figa@...il.com>
---
 arch/arm/mach-s3c64xx/mach-s3c64xx-dt.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/arch/arm/mach-s3c64xx/mach-s3c64xx-dt.c b/arch/arm/mach-s3c64xx/mach-s3c64xx-dt.c
index 2fddf38..45a4ddc 100644
--- a/arch/arm/mach-s3c64xx/mach-s3c64xx-dt.c
+++ b/arch/arm/mach-s3c64xx/mach-s3c64xx-dt.c
@@ -15,6 +15,7 @@
 #include <asm/system_misc.h>
 
 #include <plat/cpu.h>
+#include <plat/pm.h>
 #include <plat/watchdog-reset.h>
 
 #include <mach/map.h>
@@ -49,9 +50,15 @@ static void __init s3c64xx_dt_map_io(void)
 static void __init s3c64xx_dt_init_machine(void)
 {
 	samsung_wdt_reset_of_init();
+	s3c64xx_pm_init();
 	of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
 }
 
+static void __init s3c64xx_dt_init_late(void)
+{
+	s3c64xx_pm_late_initcall();
+}
+
 static void s3c64xx_dt_restart(enum reboot_mode mode, const char *cmd)
 {
 	if (mode != REBOOT_SOFT)
@@ -72,5 +79,6 @@ DT_MACHINE_START(S3C6400_DT, "Samsung S3C64xx (Flattened Device Tree)")
 	.dt_compat	= s3c64xx_dt_compat,
 	.map_io		= s3c64xx_dt_map_io,
 	.init_machine	= s3c64xx_dt_init_machine,
+	.init_late	= s3c64xx_dt_init_late,
 	.restart        = s3c64xx_dt_restart,
 MACHINE_END
-- 
1.8.5.2

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