CHERRY-PICK: tcpci: When setting DRP autotoggle, use chosen Rp.
CHERRY-PICK: tcpci: When setting DRP autotoggle, use chosen Rp.

When a port is set to DRP autotoggle, we should use the Rp that our TCPM
has chosen instead of simply RpUSB.

BUG=None
BRANCH=firmware-nocturne-10984.B
TEST=Check ROLE_CONTROL that the intended Rp value is set.

Signed-off-by: Aseda Aboagye <12c9b286316a940fd31c24070da5ab64cdd4d0e7@google.com>
Reviewed-on: https://chromium-review.googlesource.com/c/1286297
Tested-by: Aseda Aboagye <12c9b286316a940fd31c24070da5ab64cdd4d0e7@chromium.org>
Commit-Queue: Aseda Aboagye <12c9b286316a940fd31c24070da5ab64cdd4d0e7@chromium.org>
Reviewed-by: Jett Rink <9d4aef0593e6843318d99df31597fb6153b89787@chromium.org>
Change-Id: Ib7e33bd631559937927a1131c1bc2039e0415664
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/2160866
Reviewed-by: Aseda Aboagye <12c9b286316a940fd31c24070da5ab64cdd4d0e7@chromium.org>
Tested-by: Patryk Duda <6aed17a362577cf10cb5675888c1635d522769c1@semihalf.com>
Commit-Queue: Patryk Duda <6aed17a362577cf10cb5675888c1635d522769c1@semihalf.com>

coreboot/chrome-ec,coreboot/chrome-ec,coreboot/chrome-ec,coreboot/chrome-ec,coreboot/chrome-ec,coreboot/chrome-ec