witherspoon power script updates

Among other fixes, these changes allow the P9
DD1.X VCS workaround to be removed.  That will
be handled in a following commit.

Change-Id: Ifc4bbf1ddb7cdd9e2a52d891b37aceb3622a04e7
Signed-off-by: Matt Spinler <spinler@us.ibm.com>
diff --git a/meta-witherspoon/recipes-phosphor/chassis/avsbus-control/avsbus-enable.sh b/meta-witherspoon/recipes-phosphor/chassis/avsbus-control/avsbus-enable.sh
index a6be2de..6306c58 100644
--- a/meta-witherspoon/recipes-phosphor/chassis/avsbus-control/avsbus-enable.sh
+++ b/meta-witherspoon/recipes-phosphor/chassis/avsbus-control/avsbus-enable.sh
@@ -1,16 +1,22 @@
 #!/bin/sh
 
 i2cset -y 4 0x70 0x00 0x00 b    # VDD 0  - PAGE set
+i2cset -y 4 0x70 0x21 0x00 0x01 i    # VDD 0  - Set default HW boot voltage
 i2cset -y 4 0x70 0x01 0xB0 b    # VDD 0
 i2cset -y 4 0x70 0x00 0x01 b    # VCS 0  - PAGE set
+i2cset -y 4 0x70 0x21 0x08 0x01 i    # VCS 0  - Set default HW boot voltage
 i2cset -y 4 0x70 0x01 0xB0 b    # VCS 0
 i2cset -y 4 0x70 0x00 0x00 b    # VCS 0  - PAGE reset
 i2cset -y 4 0x71 0x00 0x00 b    # VDN 0  - PAGE set
+i2cset -y 4 0x71 0x21 0x00 0x01 i    # VDN 0  - Set default HW boot voltage
 i2cset -y 4 0x71 0x01 0xB0 b    # VDN 0
 i2cset -y 5 0x70 0x00 0x00 b    # VDD 1  - PAGE set
+i2cset -y 5 0x70 0x21 0x00 0x01 i    # VDD 1  - Set default HW boot voltage
 i2cset -y 5 0x70 0x01 0xB0 b    # VDD 1
 i2cset -y 5 0x70 0x00 0x01 b    # VCS 1  - PAGE set
+i2cset -y 5 0x70 0x21 0x08 0x01 i    # VCS 1  - Set default HW boot voltage
 i2cset -y 5 0x70 0x01 0xB0 b    # VCS 1
 i2cset -y 5 0x70 0x00 0x00 b    # VCS 1  - PAGE reset
 i2cset -y 5 0x71 0x00 0x00 b    # VDN 1  - PAGE set
+i2cset -y 5 0x71 0x21 0x00 0x01 i   # VDN 1  - Set default HW boot voltage
 i2cset -y 5 0x71 0x01 0xB0 b    # VDN 1