Change in coreboot[master]: mb/google/brya/var/banshee: Add mic mute switch setting

[Frank Wu (Code Review)]

Attention is currently required from: John Su, YH Lin, Dtrain Hsu, Ian Feng, Paul Menzel, Tim Wawrzynczak, Nick Vaccaro, Amanda Hwang, Ricky Chang.
Hello build bot (Jenkins), John Su, YH Lin, Dtrain Hsu, Ian Feng, Tim Wawrzynczak, Nick Vaccaro, Eric Lai, Amanda Hwang, Ricky Chang,

I'd like you to reexamine a change. Please visit

https://review.coreboot.org/c/coreboot/+/62804

to look at the new patch set (#7).

Change subject: mb/google/brya/var/banshee: Add mic mute switch setting
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mb/google/brya/var/banshee: Add mic mute switch setting

Using the GPP_F22 as mic mute switch based on the latest schematic.

BUG=b:223737606, b:216110896
BRANCH=firmware-brya-14505.B
TEST=emerge-brya coreboot chromeos-bootimage
The mic_mute event is changed when the mic_mute GPIO pin is switched.
Event: time 1647939954.639995, type 5 (EV_SW), code 14 (SW_MUTE_DEVICE), value 0
Event: time 1647939954.639995, -------------- SYN_REPORT ------------
Event: time 1647939954.648152, type 5 (EV_SW), code 14 (SW_MUTE_DEVICE), value 1
Event: time 1647939954.648152, -------------- SYN_REPORT ------------

Signed-off-by: Frank Wu 
Change-Id: I6f7176afbd64f7c080f02369f195043a2df88e5d
---
M src/mainboard/google/brya/Kconfig.name
M src/mainboard/google/brya/variants/banshee/gpio.c
M src/mainboard/google/brya/variants/banshee/overridetree.cb
3 files changed, 15 insertions(+), 2 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/04/62804/7