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| author | Subrata Banik <subratabanik@google.com> | 2022-01-14 12:23:24 +0530 |
|---|---|---|
| committer | Subrata Banik <subratabanik@google.com> | 2022-01-18 12:25:35 +0000 |
| commit | 5338a16b2ec2908150085cd435a02241e87e17db (patch) | |
| tree | 39751446fe0b978619dbc1d506f49cbb1be3f20b /Documentation/getting_started | |
| parent | 415eadb90b360fdbe79814a709333397ea839b34 (diff) | |
| download | coreboot-5338a16b2ec2908150085cd435a02241e87e17db.tar.gz coreboot-5338a16b2ec2908150085cd435a02241e87e17db.tar.bz2 coreboot-5338a16b2ec2908150085cd435a02241e87e17db.zip | |
Documentation: gpio: Fix table
This patch fixes the indentation issue introduced with commit 0c1c2dec
(Documentation: Capture anomalies between pad and lock reset type).
BUG=b:211573253, b:211950520
Signed-off-by: Subrata Banik <subratabanik@google.com>
Change-Id: Ib6974cda26e6f7968688a2a7c30c7351d212a780
Reviewed-on: https://review.coreboot.org/c/coreboot/+/61107
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: EricR Lai <ericr_lai@compal.corp-partner.google.com>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Diffstat (limited to 'Documentation/getting_started')
| -rw-r--r-- | Documentation/getting_started/gpio.md | 79 |
1 files changed, 26 insertions, 53 deletions
diff --git a/Documentation/getting_started/gpio.md b/Documentation/getting_started/gpio.md index 829c41a0fc1e..5f30ea7c38df 100644 --- a/Documentation/getting_started/gpio.md +++ b/Documentation/getting_started/gpio.md @@ -167,59 +167,32 @@ could cause catastrophic failures, up to and including your mainboard! As per Intel Platform Controller Hub (PCH) EDS since Skylake, a GPIO PAD register supports four different types of GPIO reset as: -+------------------------+----------------+-------------+-------------+ -| | | PAD Reset ? | -+ PAD Reset Config + Platform Reset +-------------+-------------+ -| | | GPP | GPD | -+------------------------+----------------+-------------+-------------+ -| 00 - Power Good | Warm Reset | N | N | -| (GPP: RSMRST, +----------------+-------------+-------------+ -| GPD: DSW_PWROK) | Cold Reset | N | N | -| +----------------+-------------+-------------+ -| | S3/S4/S5 | N | N | -| +----------------+-------------+-------------+ -| | Global Reset | N | N | -| +----------------+-------------+-------------+ -| | Deep Sx | Y | N | -| +----------------+-------------+-------------+ -| | G3 | Y | Y | -+------------------------+----------------+-------------+-------------+ -| 01 - Deep | Warm Reset | Y | Y | -| +----------------+-------------+-------------+ -| | Cold Reset | Y | Y | -| +----------------+-------------+-------------+ -| | S3/S4/S5 | N | N | -| +----------------+-------------+-------------+ -| | Global Reset | Y | Y | -| +----------------+-------------+-------------+ -| | Deep Sx | Y | Y | -| +----------------+-------------+-------------+ -| | G3 | Y | Y | -+------------------------+----------------+-------------+-------------+ -| 10 - Host Reset/PLTRST | Warm Reset | Y | Y | -| +----------------+-------------+-------------+ -| | Cold Reset | Y | Y | -| +----------------+-------------+-------------+ -| | S3/S4/S5 | Y | Y | -| +----------------+-------------+-------------+ -| | Global Reset | Y | Y | -| +----------------+-------------+-------------+ -| | Deep Sx | Y | Y | -| +----------------+-------------+-------------+ -| | G3 | Y | Y | -+------------------------+----------------+-------------+-------------+ -| 11 - Resume Reset | Warm Reset | - | N | -| (GPP: Reserved, +----------------+-------------+-------------+ -| GPD: RSMRST) | Cold Reset | - | N | -| +----------------+-------------+-------------+ -| | S3/S4/S5 | - | N | -| +----------------+-------------+-------------+ -| | Global Reset | - | N | -| +----------------+-------------+-------------+ -| | Deep Sx | - | Y | -| +----------------+-------------+-------------+ -| | G3 | - | Y | -+------------------------+----------------+-------------+-------------+ +| PAD Reset Config | Platform Reset | GPP | GPD | +|-------------------------------------------------|----------------|-----|-----| +| 00 - Power Good (GPP: RSMRST, GPD: DSW_PWROK) | Warm Reset | N | N | +| | Cold Reset | N | N | +| | S3/S4/S5 | N | N | +| | Global Reset | N | N | +| | Deep Sx | Y | N | +| | G3 | Y | N | +| 01 - Deep | Warm Reset | Y | Y | +| | Cold Reset | Y | Y | +| | S3/S4/S5 | N | N | +| | Global Reset | Y | Y | +| | Deep Sx | Y | Y | +| | G3 | Y | Y | +| 10 - Host Reset/PLTRST | Warm Reset | Y | Y | +| | Cold Reset | Y | Y | +| | S3/S4/S5 | Y | Y | +| | Global Reset | Y | Y | +| | Deep Sx | Y | Y | +| | G3 | Y | Y | +| 11 - Resume Reset (GPP: Reserved, GPD: RSMRST) | Warm Reset | - | N | +| | Cold Reset | - | N | +| | S3/S4/S5 | - | N | +| | Global Reset | - | N | +| | Deep Sx | - | Y | +| | G3 | - | Y | Each GPIO Community has a Pad Configuration Lock register for a GPP allowing locking specific register fields in the PAD configuration register. |