Change in coreboot[master]: mb/google/octopus/var/ampton: add touchscreen into SSFC support

[Paul Menzel (Code Review)]

Attention is currently required from: Henry Sun, Paul2 Huang, Marco Chen.
Paul Menzel has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/59859 )

Change subject: mb/google/octopus/var/ampton: add touchscreen into SSFC support
......................................................................

Patch Set 10:

(2 comments)

Commit Message:

https://review.coreboot.org/c/coreboot/+/59859/comment/b8b3110b_55dbc69b 
PS10, Line 9: Add ELAN9008 (eKTH6913UAY) support.
Please add the datasheet name and revision.

File src/mainboard/google/octopus/variants/ampton/variant.c:

https://review.coreboot.org/c/coreboot/+/59859/comment/9367380c_69ffdde4 
PS10, Line 39: if ((cfg != NULL && !strcmp(cfg->hid, "GTCH7502")) &&
             : 				(touchscreen == SSFC_TOUCHSCREEN_DEFAULT)) {
             : 				printk(BIOS_INFO, "enable GTCH7502.\n");
             : 				continue;
             : 			}
Is this used on the device?