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mb/starlabs/starbook/mtl: Add comments for Top Swap Override GPIO

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This GPIO is conected to the Top Swap Override strap, so add comments
to that effect, and an explicit config to disable it.

Change-Id: I183fc60c61ec82f0d27a0d3726f0d3c37ddee04a
Signed-off-by: Sean Rhodes <sean@starlabs.systems>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/87010
Reviewed-by: Matt DeVillier <matt.devillier@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
This commit is contained in:
Sean Rhodes 2025-03-26 21:03:12 +00:00
commit 5d5a06a71f
1 changed files with 5 additions and 2 deletions
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7
src/mainboard/starlabs/starbook/variants/mtl/gpio.c
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@ -419,8 +419,11 @@ const struct pad_config gpio_table[] = {
PAD_NC(GPP_B12, NONE),
/* B13: PLT_RST_N */
PAD_CFG_NF(GPP_B13, NONE, DEEP, NF1),
/* B14: */
PAD_NC(GPP_B14, NONE),
/* B14: Top Swap Override
* HIGH: EMABLED
* LOW: DISABLED
* WEAK INTERNAL PD 20K */
PAD_CFG_GPO(GPP_B14, 0, PLTRST),
/* B15: */
PAD_NC(GPP_B15, NONE),
/* B16: DDIB_DP_HPD */