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mb/google/brya/var/anahera: Disable smart card reader power saving

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Disable smart card reader power saving as W/A to avoid detect issue

BUG=b:383375529
TEST=Check whether the smart card reader exists without a card inserted

localhost~# lsusb
Bus 004 Device 009: ID 2cb7:0007 Fibocom Wireless Inc. L850-GL
Bus 004 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 003 Device 010: ID 058f:9540 Alcor Micro Corp. AU9540 Smartcard Reader
Bus 003 Device 002: ID 0408:5479 Quanta Computer, Inc. HP 5M Camera
Bus 003 Device 012: ID 0bda:8153 Realtek Semiconductor Corp. USB 10/100/1000 LAN
Bus 003 Device 004: ID 8087:0033 Intel Corp.
Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub

Change-Id: Idfff67b8fadd2ca07572fb3dad8bdffbbf7acad0
Signed-off-by: Wisley Chen <wisley.chen@quanta.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/86805
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Eric Lai <ericllai@google.com>
Reviewed-by: Subrata Banik <subratabanik@google.com>
This commit is contained in:
Wisley Chen 2025-03-11 08:42:07 +08:00 • committed by Matt DeVillier
commit 4c2a4cd925
1 changed files with 5 additions and 2 deletions
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7
src/mainboard/google/brya/variants/anahera/gpio.c
View file

@ -61,8 +61,11 @@ static const struct pad_config override_gpio_table[] = {
PAD_CFG_GPO(GPP_E16, 1, DEEP),
/* E20 : USB_C1_LSX_SOC_TX ==> EN_PP3300_eMMC */
PAD_CFG_GPO(GPP_E20, 1, DEEP),
/* E22 : DDPA_CTRLCLK ==> SC_PWR_SV */
PAD_CFG_GPO(GPP_E22, 1, DEEP),
/*
* E22 : DDPA_CTRLCLK ==> SC_PWR_SV
* 0: normal mode; 1: power saving mode
*/
PAD_CFG_GPO(GPP_E22, 0, DEEP),
/* E23 : DDPA_CTRLDATA ==> NC */
PAD_NC(GPP_E23, NONE),