Adjusting voltage settings based on electrical components

1. A computer-implemented method for adjusting voltage settings, the computer-implemented method comprising:

determining a number of components electrically coupled to an output of a voltage regulator;

determining voltage tolerance information corresponding to each of the number of components;

determining a voltage tolerance limit of the voltage regulator;

using the determined voltage tolerance information in combination with the voltage tolerance limit of the voltage regulator to determine whether an output voltage of the voltage regulator can be reduced;

calculating an amount by which to reduce an output voltage of the voltage regulator in response to determining that the output voltage of the voltage regulator can be reduced; and

sending one or more instructions to the voltage regulator to reduce the output voltage of the voltage regulator by the calculated amount.

2. The computer-implemented method as recited in claim 1 , wherein determining voltage tolerance information corresponding to each of the number of components includes:

sending one or more instructions to query each of the number of components; and

receiving voltage tolerance information corresponding to each of the queried number of components.

3. The computer-implemented method as recited in claim 1 , wherein determining voltage tolerance information corresponding to each of the number of components includes:

accessing the voltage tolerance information corresponding to each of the queried number of components from memory.

4. The computer-implemented method as recited in claim 3 , wherein the memory is coupled to a field-programmable gate array.

5. The computer-implemented method as recited in claim 1 , wherein using the determined voltage tolerance information in combination with the voltage tolerance limit of the voltage regulator to determine whether an output voltage of the voltage regulator can be reduced includes:

determining a component of the number of components having a smallest voltage tolerance;

comparing the smallest voltage tolerance to the voltage tolerance limit of the voltage regulator; and

determining that the output voltage of the voltage regulator can be reduced in response to determining that the smallest voltage tolerance is lower than the voltage tolerance limit of the voltage regulator.

6. The computer-implemented method as recited in claim 1 , wherein calculating an amount by which to reduce an output voltage of the voltage regulator includes:

calculating a difference between the smallest voltage tolerance and the voltage tolerance limit of the voltage regulator, wherein the difference is the calculated amount by which to reduce an output voltage of the voltage regulator.

7. The computer-implemented method as recited in claim 1 , wherein each of the operations is performed by a computer coupled to, and in communication with, the voltage regulator.

8. A computer program product for adjusting voltage settings, the computer program product comprising a non-transitory computer readable storage medium, the computer readable storage medium having program code stored thereon, the program code executable by a computer to cause the computer to perform a process comprising:

determining, by the computer, a number of components electrically coupled to an output of a voltage regulator;

determining, by the computer, voltage tolerance information corresponding to each of the number of components;

determining, by the computer, a voltage tolerance limit of the voltage regulator;

using, by the computer, the determined voltage tolerance information in combination with the voltage tolerance limit of the voltage regulator to determine whether an output voltage of the voltage regulator can be reduced;

calculating, by the computer, an amount by which to reduce an output voltage of the voltage regulator in response to determining that the output voltage of the voltage regulator can be reduced; and

sending, by the computer, one or more instructions to the voltage regulator to reduce the output voltage of the voltage regulator by the calculated amount.

9. The computer program product as recited in claim 8 , wherein determining voltage tolerance information corresponding to each of the number of components includes:

sending one or more instructions to query each of the number of components; and

receiving voltage tolerance information corresponding to each of the queried number of components.

10. The computer program product as recited in claim 8 , wherein determining voltage tolerance information corresponding to each of the number of components includes:

accessing the voltage tolerance information corresponding to each of the number of components from memory.

11. The computer program product as recited in claim 10 , wherein the memory is coupled to a field-programmable gate array.

12. The computer program product as recited in claim 8 , wherein using the determined voltage tolerance information in combination with the voltage tolerance limit of the voltage regulator to determine whether an output voltage of the voltage regulator can be reduced includes:

determining a component of the number of components having a smallest voltage tolerance;

comparing the smallest voltage tolerance to the voltage tolerance limit of the voltage regulator; and

determining that the output voltage of the voltage regulator can be reduced in response to determining that the smallest voltage tolerance is lower than the voltage tolerance limit of the voltage regulator.

13. The computer program product as recited in claim 8 , wherein calculating an amount by which to reduce an output voltage of the voltage regulator includes:

calculating a difference between the smallest voltage tolerance and the voltage tolerance limit of the voltage regulator, wherein the difference is the calculated amount by which to reduce an output voltage of the voltage regulator.

14. The computer program product as recited in claim 8 , wherein a processor is coupled to, and in communication with, the voltage regulator.

15. A system, comprising:

a voltage regulator;

one or more components electrically coupled to an output of the voltage regulator;

a processor in communication with the voltage regulator; and

logic executable by the processor, the logic being configured to:

determine, by the processor, a number of components electrically coupled to an output of a voltage regulator;

determine, by the processor, voltage tolerance information corresponding to each of the number of components;

determine, by the processor, a voltage tolerance limit of the voltage regulator;

use, by the processor, the determined voltage tolerance information in combination with the voltage tolerance limit of the voltage regulator to determine whether an output voltage of the voltage regulator can be reduced;

calculate, by the processor, an amount by which to reduce an output voltage of the voltage regulator in response to determining that the output voltage of the voltage regulator can be reduced; and

send, by the processor, one or more instructions to the voltage regulator to reduce the output voltage of the voltage regulator by the calculated amount.

16. The system as recited in claim 15 , wherein determining voltage tolerance information corresponding to each of the number of components includes:

sending one or more instructions to query each of the number of components; and

receiving voltage tolerance information corresponding to each of the queried number of components.

17. The system as recited in claim 15 , wherein determining voltage tolerance information corresponding to each of the number of components includes:

accessing the voltage tolerance information corresponding to each of the number of components from memory.

18. The system as recited in claim 17 , wherein the memory is located in a field-programmable gate array.

19. The system as recited in claim 15 , wherein using the determined voltage tolerance information in combination with the voltage tolerance limit of the voltage regulator to determine whether an output voltage of the voltage regulator can be reduced includes:

determining a component of the number of components having a smallest voltage tolerance;

comparing the smallest voltage tolerance to the voltage tolerance limit of the voltage regulator; and

determining that the output voltage of the voltage regulator can be reduced in response to determining that the smallest voltage tolerance is lower than the voltage tolerance limit of the voltage regulator.

20. The system as recited in claim 15 , wherein calculating an amount by which to reduce an output voltage of the voltage regulator includes:

calculating a difference between the smallest voltage tolerance and the voltage tolerance limit of the voltage regulator, wherein the difference is the calculated amount by which to reduce an output voltage of the voltage regulator.