[PATCH 3/3] ARM: dts: am437x-sk-evm: disable DDR regulator in rtc-only/poweroff mode

From	Keerthy <j-keerthy@ti.com>
Newsgroups	linux.kernel
Subject	[PATCH 3/3] ARM: dts: am437x-sk-evm: disable DDR regulator in rtc-only/poweroff mode
Date	2016-07-04 08:40 +0200
Message-ID	<rR5HX-2dm-15@gated-at.bofh.it> (permalink)
References	<rR5HX-2dm-7@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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From: Tero Kristo <t-kristo@ti.com>

Without this, the memory will remain active during poweroff consuming
extra power. Please note revision 2.1 PMIC seems to fail when DCDC3
disable is attempted, so this is not done on that PMIC revision. The
PMIC revision checks in the regulator patches make sure of this.

Signed-off-by: Tero Kristo <t-kristo@ti.com>
Signed-off-by: Dave Gerlach <d-gerlach@ti.com>
Signed-off-by: Keerthy <j-keerthy@ti.com>
---
 arch/arm/boot/dts/am437x-sk-evm.dts | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/arch/arm/boot/dts/am437x-sk-evm.dts b/arch/arm/boot/dts/am437x-sk-evm.dts
index b5e84e6..3af92b6 100644
--- a/arch/arm/boot/dts/am437x-sk-evm.dts
+++ b/arch/arm/boot/dts/am437x-sk-evm.dts
@@ -457,6 +457,9 @@
 			regulator-state-mem {
 				regulator-on-in-suspend;
 			};
+			regulator-state-disk {
+				regulator-off-in-suspend;
+			};
 		};
 
 		dcdc4: regulator-dcdc4 {
-- 
1.9.1

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[PATCH 0/3] ARM: dts: Enable suspend configuration  Keerthy <j-keerthy@ti.com> - 2016-07-04 08:40 +0200
  [PATCH 2/3] ARM: dts: am437x-gp-evm: disable DDR regulator in rtc-only/poweroff mode Keerthy <j-keerthy@ti.com> - 2016-07-04 08:40 +0200
  [PATCH 3/3] ARM: dts: am437x-sk-evm: disable DDR regulator in rtc-only/poweroff mode Keerthy <j-keerthy@ti.com> - 2016-07-04 08:40 +0200

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