tree 03deaf8a19714004d34ede11377504952347d940
parent 85710cbe4058165a4eeaf97ba7b33e15a7ab9995
author Seunghwan Kim <sh_.kim@samsung.corp-partner.google.com> 1695010925 +0900
committer Eric Lai <ericllai@google.com> 1696501251 +0000

mb/google/nissa/var/pirrha: Turn off SD card power signal in s0ix

Turn off GPP_H13 (EN_PP3300_SD_X) in s0ix for power saving. It reduces
about 3mW of power consumption in s0ix on pirrha proto board.

BUG=b:300845527
TEST=Built and verified GPP_H13 voltage was 0V in s0ix.
     Also verified SD card worked after s0ix for 20 times.

Change-Id: I5ec53820276e50f5b8b01584595118cf2dc4c95c
Signed-off-by: Seunghwan Kim <sh_.kim@samsung.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/77998
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Paul Menzel <paulepanter@mailbox.org>
Reviewed-by: Derek Huang <derekhuang@google.com>
Reviewed-by: Eric Lai <ericllai@google.com>