Change in coreboot[master]: qualcomm/sc7280: gpio: Support eGPIO scheme

[Shelley Chen (Code Review)]

Attention is currently required from: Ravi kumar, Taniya Das, mturney mturney, Julius Werner.
Shelley Chen has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/58580 )

Change subject: qualcomm/sc7280: gpio: Support eGPIO scheme
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Patch Set 7:

(3 comments)

File src/soc/qualcomm/common/gpio.c:

https://review.coreboot.org/c/coreboot/+/58580/comment/21c808b7_b24e5407 
PS2, Line 21: 	if ((read32(&regs->cfg) >> GPIO_EGPIO_SHFT) & GPIO_EGPIO_BMSK)
> Would this work? […]

Done

File src/soc/qualcomm/common/include/soc/gpio_common.h:

https://review.coreboot.org/c/coreboot/+/58580/comment/271b1ece_9d3ba528 
PS6, Line 24: BIT(11)
> Let's do 0x800 since everything else is in hex.

Done

File src/soc/qualcomm/common/include/soc/gpio_common.h:

https://review.coreboot.org/c/coreboot/+/58580/comment/97d6772e_79589e2d 
PS2, Line 87: enum egpio_cfg {
> Yes, we might need to add more fields in future, thus added the enum.

This has been removed.