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| author | Matt Spinler <spinler@us.ibm.com> | 2017-01-13 15:09:43 -0600 |
|---|---|---|
| committer | Patrick Williams <patrick@stwcx.xyz> | 2017-01-19 16:36:45 +0000 |
| commit | 74d47f8f9ac985089b10492d6f1a18306d7b3c9a (patch) | |
| tree | 8a48d25c088f738f2628178d23b469dcd3b0dfe3 /meta-openbmc-machines/meta-openpower/meta-ibm | |
| parent | cedd44b3631def4fec92befd617b379e2cba3492 (diff) | |
| download | talos-openbmc-74d47f8f9ac985089b10492d6f1a18306d7b3c9a.tar.gz talos-openbmc-74d47f8f9ac985089b10492d6f1a18306d7b3c9a.zip | |
Add unbind/bind around fan speed i2csets
When the max31785 device driver becomes available,
we'll need to unbind it before using i2sets to talk
to the chip.
Change-Id: I25967d753ca81b899880a160f3ea4a022be48e77
Signed-off-by: Matt Spinler <spinler@us.ibm.com>
Diffstat (limited to 'meta-openbmc-machines/meta-openpower/meta-ibm')
| -rwxr-xr-x | meta-openbmc-machines/meta-openpower/meta-ibm/meta-witherspoon/recipes-phosphor/fans/fan-default-speed/set_fan_speeds.sh | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/meta-openbmc-machines/meta-openpower/meta-ibm/meta-witherspoon/recipes-phosphor/fans/fan-default-speed/set_fan_speeds.sh b/meta-openbmc-machines/meta-openpower/meta-ibm/meta-witherspoon/recipes-phosphor/fans/fan-default-speed/set_fan_speeds.sh index 073c031ce..82e931ab1 100755 --- a/meta-openbmc-machines/meta-openpower/meta-ibm/meta-witherspoon/recipes-phosphor/fans/fan-default-speed/set_fan_speeds.sh +++ b/meta-openbmc-machines/meta-openpower/meta-ibm/meta-witherspoon/recipes-phosphor/fans/fan-default-speed/set_fan_speeds.sh @@ -7,6 +7,12 @@ else RPM=$1 fi +path="/sys/bus/i2c/drivers/max31785" +if [ -e $path ] +then + echo 3-0052 > $path/unbind +fi + for fan in `seq 0 3`; do i2cset -y 3 0x52 0x00 $fan b i2cset -y 3 0x52 0x3A 0xD0 b @@ -17,3 +23,8 @@ for fan in `seq 0 3`; do i2cset -y 3 0x52 0xF6 0x00 0x00 i i2cset -y 3 0x52 0x3B $RPM w done +if [ -e $path ] + +then + echo 3-0052 > $path/bind +fi |
