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Diffstat (limited to 'Documentation/power/regulator/design.txt')
| -rw-r--r-- | Documentation/power/regulator/design.txt | 33 |
1 files changed, 0 insertions, 33 deletions
diff --git a/Documentation/power/regulator/design.txt b/Documentation/power/regulator/design.txt deleted file mode 100644 index fdd919b96830..000000000000 --- a/Documentation/power/regulator/design.txt +++ /dev/null @@ -1,33 +0,0 @@ -Regulator API design notes -========================== - -This document provides a brief, partially structured, overview of some -of the design considerations which impact the regulator API design. - -Safety ------- - - - Errors in regulator configuration can have very serious consequences - for the system, potentially including lasting hardware damage. - - It is not possible to automatically determine the power configuration - of the system - software-equivalent variants of the same chip may - have different power requirements, and not all components with power - requirements are visible to software. - - => The API should make no changes to the hardware state unless it has - specific knowledge that these changes are safe to perform on this - particular system. - -Consumer use cases ------------------- - - - The overwhelming majority of devices in a system will have no - requirement to do any runtime configuration of their power beyond - being able to turn it on or off. - - - Many of the power supplies in the system will be shared between many - different consumers. - - => The consumer API should be structured so that these use cases are - very easy to handle and so that consumers will work with shared - supplies without any additional effort. |