diff options
| author | Leo Chou <leo.chou@lcfc.corp-partner.google.com> | 2024-06-11 16:23:33 +0800 |
|---|---|---|
| committer | Felix Held <felix-coreboot@felixheld.de> | 2024-06-12 11:02:36 +0000 |
| commit | fdeebb7558d75c288efbec845aa9bdd96aa52381 (patch) | |
| tree | 254f2aab437d4a7459ccba1abe0d68fd9a23213a /src | |
| parent | 74472453ed2165e9664de92f65f502a5bf7ae696 (diff) | |
mb/google/nissa/var/sundance: Add FW_CONFIG probe for WWAN devices
Add FW_CONFIG probe based on sundance boxster of below devices:
WWAN
Schematic version: NEC_SHIKIBU_ADL_N_MB_EVT_20240330
BUG=b:332978681
TEST=Boot to OS and verify the WWAN devices is set based on
fw_config.
Change-Id: I14339201d8ee21c85fefa96a49323e0c25cb8eca
Signed-off-by: Leo Chou <leo.chou@lcfc.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/83041
Reviewed-by: Eric Lai <ericllai@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src')
3 files changed, 50 insertions, 2 deletions
diff --git a/src/mainboard/google/brya/variants/sundance/Makefile.mk b/src/mainboard/google/brya/variants/sundance/Makefile.mk index d38141ca24..8ae0e3b61c 100644 --- a/src/mainboard/google/brya/variants/sundance/Makefile.mk +++ b/src/mainboard/google/brya/variants/sundance/Makefile.mk @@ -3,4 +3,5 @@ bootblock-y += gpio.c romstage-y += gpio.c +ramstage-$(CONFIG_FW_CONFIG) += fw_config.c ramstage-y += gpio.c diff --git a/src/mainboard/google/brya/variants/sundance/fw_config.c b/src/mainboard/google/brya/variants/sundance/fw_config.c new file mode 100644 index 0000000000..f8f9a07933 --- /dev/null +++ b/src/mainboard/google/brya/variants/sundance/fw_config.c @@ -0,0 +1,36 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ + +#include <baseboard/gpio.h> +#include <baseboard/variants.h> +#include <console/console.h> +#include <fw_config.h> + +static const struct pad_config wwan_disable_pads[] = { + /* A8 : WWAN_RF_DISABLE_ODL */ + PAD_NC(GPP_A8, NONE), + /* A12 : WWAN_PCIE_WAKE_ODL */ + PAD_NC(GPP_A12, NONE), + /* D5 : SRCCLKREQ0# ==> WWAN_CLKREQ_ODL */ + PAD_NC(GPP_D5, NONE), + /* D6 : WWAN_EN */ + PAD_NC(GPP_D6, NONE), + /* D15 : EN_PP2800_WCAM_X ==> WWAN_SAR_DETECT_2_ODL */ + PAD_NC(GPP_D15, NONE), + /* F12 : WWAN_RST_L */ + PAD_NC_LOCK(GPP_F12, NONE, LOCK_CONFIG), + /* H19 : SOC_I2C_SUB_INT_ODL */ + PAD_NC(GPP_H19, NONE), + /* H21 : WCAM_MCLK_R ==> WWAN_PERST_L */ + PAD_NC_LOCK(GPP_H21, NONE, LOCK_CONFIG), + /* H23 : WWAN_SAR_DETECT_ODL */ + PAD_NC(GPP_H23, NONE), +}; + +void fw_config_gpio_padbased_override(struct pad_config *padbased_table) +{ + if (fw_config_probe(FW_CONFIG(WWAN, LTE_ABSENT))) { + printk(BIOS_INFO, "Disable WWAN-related GPIO pins.\n"); + gpio_padbased_override(padbased_table, wwan_disable_pads, + ARRAY_SIZE(wwan_disable_pads)); + } +} diff --git a/src/mainboard/google/brya/variants/sundance/overridetree.cb b/src/mainboard/google/brya/variants/sundance/overridetree.cb index b4c7b5ebbc..2c4a63d37b 100644 --- a/src/mainboard/google/brya/variants/sundance/overridetree.cb +++ b/src/mainboard/google/brya/variants/sundance/overridetree.cb @@ -1,3 +1,10 @@ +fw_config + field WWAN 3 4 + option LTE_ABSENT 0 + option LTE_PRESENT 1 + end +end + chip soc/intel/alderlake # Acoustic settings register "acoustic_noise_mitigation" = "1" @@ -275,7 +282,9 @@ chip soc/intel/alderlake chip drivers/usb/acpi register "desc" = ""USB2 WWAN"" register "type" = "UPC_TYPE_INTERNAL" - device ref usb2_port5 on end + device ref usb2_port5 on + probe WWAN LTE_PRESENT + end end chip drivers/usb/acpi register "desc" = ""USB2 UFC"" @@ -304,7 +313,9 @@ chip soc/intel/alderlake chip drivers/usb/acpi register "desc" = ""USB3 WWAN"" register "type" = "UPC_TYPE_INTERNAL" - device ref usb3_port3 on end + device ref usb3_port3 on + probe WWAN LTE_PRESENT + end end end end |