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authorMike Erdahl <m-erdahl@ti.com>2019-03-29 12:53:33 -0500
committerTony Lindgren <tony@atomide.com>2019-04-09 08:01:35 -0700
commit177425ef586a932b968d4adf6a258da61b0ae727 (patch)
treee1cbfbb9d86947bcf729cd5bfc1fd9afd40f1083 /arch/arm/boot/dts/am43x-epos-evm.dts
parentd921e53a51076c4494c6435ab142d36b21687755 (diff)
downloadtalos-op-linux-177425ef586a932b968d4adf6a258da61b0ae727.tar.gz
talos-op-linux-177425ef586a932b968d4adf6a258da61b0ae727.zip
ARM: dts: am43xx-epos-evm: Keep DCDC3 regulator on in suspend to memory
When going to suspend to ram mode (or rtc-only mode), the DDR regulator must be told to stay on, else this rail will go down when the PMIC_EN signal is deasserted. Signed-off-by: Mike Erdahl <m-erdahl@ti.com> Signed-off-by: Andrew F. Davis <afd@ti.com> Signed-off-by: Tony Lindgren <tony@atomide.com>
Diffstat (limited to 'arch/arm/boot/dts/am43x-epos-evm.dts')
-rw-r--r--arch/arm/boot/dts/am43x-epos-evm.dts6
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/am43x-epos-evm.dts b/arch/arm/boot/dts/am43x-epos-evm.dts
index 7db5cf3facde..606b848d809f 100644
--- a/arch/arm/boot/dts/am43x-epos-evm.dts
+++ b/arch/arm/boot/dts/am43x-epos-evm.dts
@@ -620,6 +620,12 @@
regulator-name = "vdcdc3";
regulator-boot-on;
regulator-always-on;
+ regulator-state-mem {
+ regulator-on-in-suspend;
+ };
+ regulator-state-disk {
+ regulator-off-in-suspend;
+ };
};
dcdc4: regulator-dcdc4 {
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