Change in coreboot[master]: Herobrine: sc7280: Add support for audio

[Shelley Chen (Code Review)]

Attention is currently required from: Ravi kumar.
Shelley Chen has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/57449 )

Change subject: Herobrine: sc7280: Add support for audio
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Patch Set 19:

(2 comments)

File src/mainboard/google/herobrine/chromeos.c:

https://review.coreboot.org/c/coreboot/+/57449/comment/a2f47db7_63fc8330 
PS19, Line 16: 	gpio_input_irq(GPIO_H1_AP_INT, IRQ_TYPE_RISING_EDGE, GPIO_PULL_UP);
This doesn't belong in this CL.  Please create a separate CL for it.

https://review.coreboot.org/c/coreboot/+/57449/comment/2fca5219_f25c120f 
PS19, Line 25: 		{GPIO_H1_AP_INT.addr, ACTIVE_HIGH, gpio_get(GPIO_H1_AP_INT),
             : 			"TPM interrupt"},
Same as above.