ddfec569d1
This change drops power and reset control for non PCIe devices in romstage for dalboz reference as this is not required. +---------------------------------------------------------------------------------------+ | GPIO| Net name | External| Internal| Domain| State at reset | State on S3 resume | | # | | Pull | Pull | | | | +---------------------------------------------------------------------------------------+ | 5 | PEN_POWER_EN | 100K PD | PD | S5 | Powered off | Powered on | | | | | | | (because of | (since power is not| | | | | | | internal PD) | disabled when | | | | | | | | entering S3) | +---------------------------------------------------------------------------------------+ | 6 |EN_PWR_TOUCHPAD| 499K PD | PU | S5 | Powered on | Powered on | | | | | | | (because of | (since trackpad | | | | | | | internal PU) | is wake source) | +---------------------------------------------------------------------------------------+ | 68 | EMMC_RESET_L | 100K PU | PD | S0 | Asserted | Asserted | | | | | | | (because of | (because of | | | | | | | internal PD) | internal PD) | +---------------------------------------------------------------------------------------+ | 76 | EN_PWR_CAMERA | 499K PD | PD | S0 | Powered off | Powered off | | | | | | | (because of | (because of | | | | | | | internal PD) | internal PD) | +---------------------------------------------------------------------------------------+ | 140 | USI_RESET | 10K PD | PD | S0 | Deasserted | Deasserted | | | | | | | (because of | (because of | | | | | | | internal PD) | internal PD) | +---------------------------------------------------------------------------------------+ | 141 | USB_HUB_RST_L | 10K PU | PD | S0 | Asserted | Asserted | | | | | | | (because of | (because of | | | | | | | internal PD) | internal PD) | +---------------------------------------------------------------------------------------+ +---------------------------------------------------------------------------------------+ | 67 |EN_PWR_TOUCHPAD| 10K PU | PD | S0 | Powered off | Powered off | | |_PS2 (pre-V3) | | | | (because of | (because of | | | | | | | internal PD) | internal PD) | +---------------------------------------------------------------------------------------+ GPIO_140 starts deasserted out of reset and S3 resume, but gets asserted in ramstage since it is eventually deasserted by OS using ACPI methods. BUG=b:154351731 Signed-off-by: Furquan Shaikh <furquan@google.com> Change-Id: Ie792a5a9d6420763ff10d1e475c094b6ee514888 Reviewed-on: https://review.coreboot.org/c/coreboot/+/43463 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Aaron Durbin <adurbin@chromium.org> |
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51nb | ||
adlink | ||
amd | ||
aopen | ||
apple | ||
asrock | ||
asus | ||
bap | ||
biostar | ||
cavium | ||
compulab | ||
dell | ||
elmex | ||
emulation | ||
foxconn | ||
getac | ||
gigabyte | ||
gizmosphere | ||
hp | ||
ibase | ||
intel | ||
jetway | ||
kontron | ||
lenovo | ||
libretrend | ||
lippert | ||
msi | ||
ocp | ||
opencellular | ||
packardbell | ||
pcengines | ||
portwell | ||
prodrive | ||
protectli | ||
purism | ||
razer | ||
roda | ||
samsung | ||
sapphire | ||
scaleway | ||
siemens | ||
sifive | ||
supermicro | ||
system76 | ||
ti | ||
up | ||
Kconfig |