diff options
Diffstat (limited to 'meta-ibm/meta-witherspoon/recipes-phosphor/chassis/power-workarounds/swift/power-workarounds.sh')
| -rw-r--r-- | meta-ibm/meta-witherspoon/recipes-phosphor/chassis/power-workarounds/swift/power-workarounds.sh | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/meta-ibm/meta-witherspoon/recipes-phosphor/chassis/power-workarounds/swift/power-workarounds.sh b/meta-ibm/meta-witherspoon/recipes-phosphor/chassis/power-workarounds/swift/power-workarounds.sh new file mode 100644 index 000000000..dc1f4803b --- /dev/null +++ b/meta-ibm/meta-witherspoon/recipes-phosphor/chassis/power-workarounds/swift/power-workarounds.sh @@ -0,0 +1,23 @@ +#!/bin/sh +# This should be run before power-on and used to patch/update power specific +# hardware settings. This is platform specific settings that must be +# updated/removed if not Swift. + +########## Program TPS53915 FSW to desired frequency ######### +# FREQUENCY_CONFIG D3h, bits 2:0 + +# AVDD, bus 3 addr 1D, set to 600khz +# 600khz = 1,0,0 +i2cset -y 3 0x1D 0xD3 0x04 b + +# 3.3VA, bus 3 addr 1C, set to 600khz +i2cset -y 3 0x1C 0xD3 0x04 b + +# 3.3VB, bus 3 addr 1B, set to 600khz +i2cset -y 3 0x1B 0xD3 0x04 b + +# 5.0V, bus 3 addr 1A, set to 850khz +# 850khz = 1,1,0 +i2cset -y 3 0x1A 0xD3 0x06 b +########## END Program TPS53915 FSW to desired frequency ######### + |