Attention is currently required from: Furquan Shaikh, Maulik V Vaghela.

Maulik V Vaghela uploaded patch set #6 to this change.

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soc/intel/alderlake: Add GPIO definition for CPU PCIe vGPIO

Adding GPIO definition for community 3 which is CPU reserved GPIO used
by CPU side PCIe root ports. We did not have this definition since
FSP used to program this GPIOs. Now, instead of FSP, coreboot programs
CPU PCIe GPIOs for CLKSRC and lanes to put GPIOs in native mode.
Thus adding definition of this virtual GPIOs in this CL.

BUG=None
BRANCH=None
TEST=Check if correct registers are being programmed

Change-Id: I481ea7e3ba948bf6d37b97d08c675a18ee68125d
Signed-off-by: Maulik V Vaghela <maulik.v.vaghela@intel.com>
---
M src/soc/intel/alderlake/gpio.c
M src/soc/intel/alderlake/include/soc/gpio_defs.h
M src/soc/intel/alderlake/include/soc/gpio_soc_defs.h
3 files changed, 237 insertions(+), 100 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/83/52783/6

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Gerrit-Project: coreboot
Gerrit-Branch: master
Gerrit-Change-Id: I481ea7e3ba948bf6d37b97d08c675a18ee68125d
Gerrit-Change-Number: 52783
Gerrit-PatchSet: 6
Gerrit-Owner: Maulik V Vaghela <maulik.v.vaghela@intel.com>
Gerrit-Reviewer: Bernardo Perez Priego <bernardo.perez.priego@intel.com>
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