diff options
Diffstat (limited to 'meta-ibm/meta-witherspoon/recipes-phosphor/chassis/avsbus-control/swift/avsbus-disable.sh')
| -rw-r--r-- | meta-ibm/meta-witherspoon/recipes-phosphor/chassis/avsbus-control/swift/avsbus-disable.sh | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/meta-ibm/meta-witherspoon/recipes-phosphor/chassis/avsbus-control/swift/avsbus-disable.sh b/meta-ibm/meta-witherspoon/recipes-phosphor/chassis/avsbus-control/swift/avsbus-disable.sh new file mode 100644 index 000000000..1228ff945 --- /dev/null +++ b/meta-ibm/meta-witherspoon/recipes-phosphor/chassis/avsbus-control/swift/avsbus-disable.sh @@ -0,0 +1,18 @@ +#!/bin/sh
+# For each AVSBus attached rail go back to using VOUT_COMMAND (PMBus voltage)
+# instead of AVSBus and do *not* update VOUT_COMMAND with last voltage sent via
+# AVSBus. This should be run after power-down. This is platform specific
+# settings that must be updated/removed if not Swift.
+
+i2cset -y 9 0x70 0x00 0x00 b # VDD 0 - PAGE set
+i2cset -y 9 0x70 0x01 0x80 b # VDD 0
+i2cset -y 9 0x71 0x00 0x01 b # VCS 0 - PAGE set
+i2cset -y 9 0x71 0x01 0x80 b # VCS 0
+i2cset -y 9 0x71 0x00 0x00 b # VDN 0 - PAGE set
+i2cset -y 9 0x71 0x01 0x80 b # VDN 0
+i2cset -y 10 0x70 0x00 0x00 b # VDD 1 - PAGE set
+i2cset -y 10 0x70 0x01 0x80 b # VDD 1
+i2cset -y 10 0x71 0x00 0x01 b # VCS 1 - PAGE set
+i2cset -y 10 0x71 0x01 0x80 b # VCS 1
+i2cset -y 10 0x71 0x00 0x00 b # VDN 1 - PAGE set
+i2cset -y 10 0x71 0x01 0x80 b # VDN 1
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