Change in coreboot[master]: mb/google/guybrush: Add variant_tpm_gpio_table

[Raul Rangel (Code Review)]

Attention is currently required from: Julius Werner, Rob Barnes, Yu-Ping Wu, Karthik Ramasubramanian.
Raul Rangel has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/59083 )

Change subject: mb/google/guybrush: Add variant_tpm_gpio_table
......................................................................

Patch Set 1:

(2 comments)

File src/mainboard/google/guybrush/variants/nipperkin/gpio.c:

https://review.coreboot.org/c/coreboot/+/59083/comment/9f6e048c_2ad34528 
PS1, Line 105: /* This table is used by nipperkin variant with board version >= 2. */
             : static const struct soc_amd_gpio bid2_tpm_gpio_table[] = {
             : 	/* I2C3_SCL */
             : 	PAD_NF(GPIO_19, I2C3_SCL, PULL_NONE),
             : 	/* I2C3_SDA */
             : 	PAD_NF(GPIO_20, I2C3_SDA, PULL_NONE),
             : 	/* GSC_SOC_INT_L */
             : 	PAD_INT(GPIO_85, PULL_NONE, EDGE_LOW, STATUS_DELIVERY),
             : };
This is the same as the baseboard, can we remove it?
... Ah, we can't access it. nm

File src/security/vboot/vboot_common.h:

https://review.coreboot.org/c/coreboot/+/59083/comment/9c5a99ff_5d51c0a0 
PS1, Line 47: verstage_mainboard_tpm_init
Same as the previous one. Move to a cezanne specific header.