Greg Kroah-Hartman
598cf27219
Link: https://lore.kernel.org/r/20260217200002.683975158@linuxfoundation.org Tested-by: Florian Fainelli <florian.fainelli@broadcom.com> Tested-by: Takeshi Ogasawara <takeshi.ogasawara@futuring-girl.com> Tested-by: Peter Schneider <pschneider1968@googlemail.com> Tested-by: Jon Hunter <jonathanh@nvidia.com> Tested-by: Salvatore Bonaccorso <carnil@debian.org> Tested-by: Brett A C Sheffield <bacs@librecast.net> Tested-by: Mark Brown <broonie@kernel.org> Tested-by: Luna Jernberg <droidbittin@gmail.com> Tested-by: Ronald Warsow <rwarsow@gmx.de> Tested-by: Justin M. Forbes <jforbes@fedoraproject.org> Tested-by: Ron Economos <re@w6rz.net> Tested-by: Miguel Ojeda <ojeda@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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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