---
 arch/arm/boot/dts/am335x-boneblack.dts |   18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

Index: linux-4.9.47-rt37-r7s8/arch/arm/boot/dts/am335x-boneblack.dts
===================================================================
--- linux-4.9.47-rt37-r7s8.orig/arch/arm/boot/dts/am335x-boneblack.dts
+++ linux-4.9.47-rt37-r7s8/arch/arm/boot/dts/am335x-boneblack.dts
@@ -14,6 +14,24 @@
 / {
        model = "TI AM335x BeagleBone Black";
        compatible = "ti,am335x-bone-black", "ti,am335x-bone", "ti,am33xx";
+
+       cpus {
+               cpu@0 {
+                       cpu0-supply = <&dcdc2_reg>;
+                       /*
+                        * To consider voltage drop between PMIC and SoC,
+                        * tolerance value is reduced to 2% from 4% and
+                        * voltage value is increased as a precaution.
+                        */
+                       operating-points = <
+                               /* kHz    uV */
+                               1000000 1325000
+                               800000  1300000
+                               600000  1112000
+                               300000   969000
+                       >;
+               };
+       };
 };
 
 &ldo3_reg {