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authorTero Kristo <t-kristo@ti.com>2016-08-11 10:57:50 +0530
committerTony Lindgren <tony@atomide.com>2016-08-26 07:47:24 -0700
commit5a9009f3d6615907683bcaf25e26c4ba73dec320 (patch)
tree0b0a238658e779e1cfd4c4d2c188fb094209fffb
parentARM: dts: am437x-gp-evm: disable DDR regulator in rtc-only/poweroff mode (diff)
downloadlinux-dev-5a9009f3d6615907683bcaf25e26c4ba73dec320.tar.xz
linux-dev-5a9009f3d6615907683bcaf25e26c4ba73dec320.zip
ARM: dts: am437x-sk-evm: disable DDR regulator in rtc-only/poweroff mode
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> Signed-off-by: Tony Lindgren <tony@atomide.com>
Diffstat (limited to '')
-rw-r--r--arch/arm/boot/dts/am437x-sk-evm.dts3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/am437x-sk-evm.dts b/arch/arm/boot/dts/am437x-sk-evm.dts
index 4440b689bd95..2676cfd38f39 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 {