p9221_charger:  Add support for TX_ID in BPP mode

Bug: 270658493
Signed-off-by: yihsiangpeng <yihsiangpeng@google.com>
(cherry picked from https://partner-android-review.googlesource.com/q/commit:c4025f6017c760ceb4a3879c84dd3f9c5b3a7721)
Merged-In: I41092187650063564c733ee8550576ce6e73617c
Change-Id: I41092187650063564c733ee8550576ce6e73617c
2 files changed