David Venhoff
cfcea9ee67
Based off b80915eb99
and compacted into a single commit so that it will fit on the uni git server
19 lines
688 B
Plaintext
19 lines
688 B
Plaintext
What: /sys/devices/platform/<i2c-demux-name>/available_masters
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Date: January 2016
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KernelVersion: 4.6
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Contact: Wolfram Sang <wsa+renesas@sang-engineering.com>
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Description:
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Reading the file will give you a list of masters which can be
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selected for a demultiplexed bus. The format is
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"<index>:<name>". Example from a Renesas Lager board::
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0:/i2c@e6500000 1:/i2c@e6508000
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What: /sys/devices/platform/<i2c-demux-name>/current_master
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Date: January 2016
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KernelVersion: 4.6
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Contact: Wolfram Sang <wsa+renesas@sang-engineering.com>
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Description:
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This file selects/shows the active I2C master for a demultiplexed
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bus. It uses the <index> value from the file 'available_masters'.
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