Add I2C device hints for Onion Omega
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Authored by allanjude on Feb 9 2017, 3:27 AM.

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Reviewers

brd
mizhka
adrian

Commits

rS313474: Add I2C device hints for Onion Omega

Summary

This allows you to use the relay expansion via the i2c command line tool

Test Plan

Activate the relay with: printf '\01' | i2c -a 0x27 -d w -o 0x09 -c 1

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Repository

rS FreeBSD src repository - subversion

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No Test Coverage

Build Status

Buildable 7297
Build 7465: arc lint + arc unit

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allanjude updated this revision to Diff 24904.Feb 9 2017, 3:27 AM

allanjude retitled this revision from to Add I2C device hints for Onion Omega.

allanjude updated this object.

allanjude edited the test plan for this revision. (Show Details)

allanjude added reviewers: adrian, brd, mizhka.

Herald added a subscriber: imp. · View Herald TranscriptFeb 9 2017, 3:27 AM

hm, there are other shields, right? So the omega always wires up 20/21 as i2c?

That is my understanding yes.

Then you access the 8 possible relay shields (each with 2 relays) by their address on the I2C bus

adrian accepted this revision.Feb 9 2017, 5:26 AM

adrian edited edge metadata.

This revision is now accepted and ready to land.Feb 9 2017, 5:26 AM

mizhka accepted this revision.Feb 9 2017, 7:46 AM

mizhka edited edge metadata.

Closed by commit rS313474: Add I2C device hints for Onion Omega (authored by allanjude). · Explain WhyFeb 9 2017, 3:16 PM

This revision was automatically updated to reflect the committed changes.

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sys/

mips/

conf/

ONIONOMEGA.hints

7 lines

Diff 24904

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sys/mips/conf/ONIONOMEGA.hints

Add I2C device hints for Onion OmegaClosedPublicActions