diff options
| author | Robert Chen <robert.chen@quanta.corp-partner.google.com> | 2023-05-15 23:22:22 -0400 |
|---|---|---|
| committer | Jakub Czapiga <jacz@semihalf.com> | 2023-05-22 06:20:52 +0000 |
| commit | 721b2ec2dd6072ba6c3e54207480796dc7fb6e66 (patch) | |
| tree | b457ad4274cd136bd1d8c668ac12e9da1af4e3a1 /src/mainboard/google/brya | |
| parent | 115aa9421db618f1e2f8f4161da4da3f0b37a849 (diff) | |
mb/google/nissa/var/yavilla: Disable unused gpio with fw_config
Disable unused gpio for LTE daughter board, WFC and stylus.
BUG=b:277148122
BRANCH=firmware-nissa-15217.B
TEST=emerge-nissa coreboot
Change-Id: I6cc61321cd96a10dd34ff6cd9fcabe85a64bbfa9
Signed-off-by: Robert Chen <robert.chen@quanta.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/75293
Reviewed-by: Eric Lai <eric_lai@quanta.corp-partner.google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src/mainboard/google/brya')
| -rw-r--r-- | src/mainboard/google/brya/variants/yavilla/fw_config.c | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/src/mainboard/google/brya/variants/yavilla/fw_config.c b/src/mainboard/google/brya/variants/yavilla/fw_config.c index 800fc1f205..7231885d2a 100644 --- a/src/mainboard/google/brya/variants/yavilla/fw_config.c +++ b/src/mainboard/google/brya/variants/yavilla/fw_config.c @@ -5,6 +5,33 @@ #include <console/console.h> #include <fw_config.h> + +static const struct pad_config lte_disable_pads[] = { + /* A8 : WWAN_RF_DISABLE_ODL */ + PAD_NC(GPP_A8, NONE), + /* D6 : WWAN_EN */ + PAD_NC(GPP_D6, NONE), + /* F12 : WWAN_RST_L */ + PAD_NC(GPP_F12, NONE), + /* H23 : WWAN_SAR_DETECT_ODL */ + PAD_NC(GPP_H23, NONE), +}; + +static const struct pad_config wfc_disable_pads[] = { + /* D3 : WCAM_RST_L */ + PAD_NC_LOCK(GPP_D3, NONE, LOCK_CONFIG), + /* D15 : EN_PP2800_WCAM_X */ + PAD_NC_LOCK(GPP_D15, NONE, LOCK_CONFIG), + /* D16 : EN_PP1800_PP1200_WCAM_X */ + PAD_NC_LOCK(GPP_D16, NONE, LOCK_CONFIG), + /* H22 : WCAM_MCLK_R */ + PAD_NC(GPP_H22, NONE), + /* R6 : DMIC_WCAM_CLK_R */ + PAD_NC(GPP_R6, NONE), + /* R7 : DMIC_WCAM_DATA */ + PAD_NC(GPP_R7, NONE), +}; + static const struct pad_config emmc_disable_pads[] = { /* I7 : EMMC_CMD */ PAD_NC(GPP_I7, NONE), @@ -32,11 +59,34 @@ static const struct pad_config emmc_disable_pads[] = { PAD_NC(GPP_I18, NONE), }; +static const struct pad_config stylus_disable_pads[] = { + /* F13 : SOC_PEN_DETECT_R_ODL */ + PAD_NC_LOCK(GPP_F13, NONE, LOCK_CONFIG), + /* F15 : SOC_PEN_DETECT_ODL */ + PAD_NC_LOCK(GPP_F15, NONE, LOCK_CONFIG), +}; + void fw_config_gpio_padbased_override(struct pad_config *padbased_table) { + if (!fw_config_probe(FW_CONFIG(DB_USB, DB_1C_LTE))) { + printk(BIOS_INFO, "Disable LTE-related GPIO pins.\n"); + gpio_padbased_override(padbased_table, lte_disable_pads, + ARRAY_SIZE(lte_disable_pads)); + } + if (fw_config_probe(FW_CONFIG(WFC, WFC_ABSENT))) { + printk(BIOS_INFO, "Disable MIPI WFC GPIO pins.\n"); + gpio_padbased_override(padbased_table, wfc_disable_pads, + ARRAY_SIZE(wfc_disable_pads)); + } if (fw_config_is_provisioned() && !fw_config_probe(FW_CONFIG(STORAGE, STORAGE_EMMC))) { printk(BIOS_INFO, "Disable eMMC GPIO pins.\n"); gpio_padbased_override(padbased_table, emmc_disable_pads, ARRAY_SIZE(emmc_disable_pads)); } + if (fw_config_probe(FW_CONFIG(STYLUS, STYLUS_ABSENT))) { + printk(BIOS_INFO, "Disable Stylus GPIO pins.\n"); + gpio_padbased_override(padbased_table, stylus_disable_pads, + ARRAY_SIZE(stylus_disable_pads)); + } + } |