diff options
author | Joel Stanley <joel@jms.id.au> | 2018-10-31 04:54:32 +0300 |
---|---|---|
committer | Brad Bishop <bradleyb@fuzziesquirrel.com> | 2018-11-08 05:05:27 +0300 |
commit | 8b98be1538f45d78c83cc011d35c4dc761102977 (patch) | |
tree | 68c32331a61f820177d641d253f02f53aafed7cc /meta-ibm/meta-romulus/recipes-phosphor/chassis/avsbus-control | |
parent | 9921ced5889d7c3d376c07927d4a5d07dbea890e (diff) | |
download | openbmc-8b98be1538f45d78c83cc011d35c4dc761102977.tar.xz |
romulus: Remove avbus-workaround
This was a workaround for DD1 (pre-production) hardware.
Jordan Keuseman <jkeusema@us.ibm.com> wrote:
> That was an issue back in DD1 time frame where the VRM needed to
> change their signal voltage thresholds for AVS bus to work around a
> problem where the processor was putting out a runt pulse in the final
> bit of the transaction. They fixed that in the silicon so we got rid
> of the work around.
This was removed from Witherspoon when dropping DD1 support from
OpenBMC. We can remove it from Romulus and other platforms too.
(From meta-ibm rev: baedc91099960c0e582a98e465e190ff9c3aa9cc)
Change-Id: I8266c154505d3b4fb268cd7c44aa84f5a4be0301
Signed-off-by: Joel Stanley <joel@jms.id.au>
Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>
Diffstat (limited to 'meta-ibm/meta-romulus/recipes-phosphor/chassis/avsbus-control')
3 files changed, 2 insertions, 25 deletions
diff --git a/meta-ibm/meta-romulus/recipes-phosphor/chassis/avsbus-control/avsbus-disable@.service b/meta-ibm/meta-romulus/recipes-phosphor/chassis/avsbus-control/avsbus-disable@.service index 424aa2394..38c1e850b 100644 --- a/meta-ibm/meta-romulus/recipes-phosphor/chassis/avsbus-control/avsbus-disable@.service +++ b/meta-ibm/meta-romulus/recipes-phosphor/chassis/avsbus-control/avsbus-disable@.service @@ -1,7 +1,7 @@ [Unit] Description=Disable the AVS bus on the VRMs -Wants=avsbus-workaround@%i.service -After=avsbus-workaround@%i.service +Wants=op-power-start@.service +After=op-power-start@.service Before=vrm-control@%i.service Conflicts=obmc-chassis-poweroff@%i.target ConditionPathExists=!/run/openbmc/chassis@%i-on diff --git a/meta-ibm/meta-romulus/recipes-phosphor/chassis/avsbus-control/avsbus-workaround.sh b/meta-ibm/meta-romulus/recipes-phosphor/chassis/avsbus-control/avsbus-workaround.sh deleted file mode 100644 index 75ec8caed..000000000 --- a/meta-ibm/meta-romulus/recipes-phosphor/chassis/avsbus-control/avsbus-workaround.sh +++ /dev/null @@ -1,7 +0,0 @@ -#!/bin/sh - -i2cset -y 4 0x28 0x2E 0x23 b # VDD/VCS 0 -i2cset -y 4 0x2B 0x2E 0x23 b # VDN 0 -i2cset -y 5 0x28 0x2E 0x23 b # VDD/VCS 1 -i2cset -y 5 0x2B 0x2E 0x23 b # VDN 1 - diff --git a/meta-ibm/meta-romulus/recipes-phosphor/chassis/avsbus-control/avsbus-workaround@.service b/meta-ibm/meta-romulus/recipes-phosphor/chassis/avsbus-control/avsbus-workaround@.service deleted file mode 100644 index 156ef03c7..000000000 --- a/meta-ibm/meta-romulus/recipes-phosphor/chassis/avsbus-control/avsbus-workaround@.service +++ /dev/null @@ -1,16 +0,0 @@ -[Unit] -Description=Perform AVS bus workaround on VRMs -Wants=op-power-start@.service -After=op-power-start@.service -Before=avsbus-disable@%i.service -Conflicts=obmc-chassis-poweroff@%i.target -ConditionPathExists=!/run/openbmc/chassis@%i-on - -[Service] -ExecStart=/usr/bin/env avsbus-workaround.sh -SyslogIdentifier=avsbus-workaround.sh -Type=oneshot -RemainAfterExit=yes - -[Install] -WantedBy=obmc-chassis-poweron@%i.target |