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mb/google/brya/var/redrix: Enable bt_offload support 

Enable CnviBtAudioOffload UPD and program the corresponding VGPIO pins

BUG=b:191931762
TEST=emerge-coreboot

Signed-off-by: Mac Chiang <mac.chiang@intel.com>
Change-Id: I81bae537d52592e878db56343970de6fc488950f
Reviewed-on: https://review.coreboot.org/c/coreboot/+/58288
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
This commit is contained in:
Mac Chiang 2021-10-13 15:21:22 +08:00 committed by Tim Wawrzynczak
parent 60c56be85f
commit 3f137169cb
2 changed files with 15 additions and 0 deletions
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13
src/mainboard/google/brya/variants/redrix/fw_config.c
View File

@ -38,6 +38,17 @@ static const struct pad_config i2s_disable_pads[] = {
PAD_NC(GPP_S3, NONE),
};
static const struct pad_config bt_i2s_enable_pads[] = {
PAD_CFG_NF(GPP_VGPIO_30, NONE, DEEP, NF3), /* BT_I2S_BCLK */
PAD_CFG_NF(GPP_VGPIO_31, NONE, DEEP, NF3), /* BT_I2S_SYNC */
PAD_CFG_NF(GPP_VGPIO_32, NONE, DEEP, NF3), /* BT_I2S_SDO */
PAD_CFG_NF(GPP_VGPIO_33, NONE, DEEP, NF3), /* BT_I2S_SDI */
PAD_CFG_NF(GPP_VGPIO_34, NONE, DEEP, NF1), /* SSP2_SCLK */
PAD_CFG_NF(GPP_VGPIO_35, NONE, DEEP, NF1), /* SSP2_SFRM */
PAD_CFG_NF(GPP_VGPIO_36, NONE, DEEP, NF1), /* SSP_TXD */
PAD_CFG_NF(GPP_VGPIO_37, NONE, DEEP, NF1), /* SSP_RXD */
};
static void fw_config_handle(void *unused)
{
if (!fw_config_is_provisioned() || fw_config_probe(FW_CONFIG(AUDIO, AUDIO_UNKNOWN))) {
@ -51,6 +62,8 @@ static void fw_config_handle(void *unused)
printk(BIOS_INFO, "Configure audio over I2S with MAX98390 ALC5682I.\n");
gpio_configure_pads(dmic_enable_pads, ARRAY_SIZE(dmic_enable_pads));
gpio_configure_pads(i2s_enable_pads, ARRAY_SIZE(i2s_enable_pads));
printk(BIOS_INFO, "BT offload enabled\n");
gpio_configure_pads(bt_i2s_enable_pads, ARRAY_SIZE(bt_i2s_enable_pads));
}
}
BOOT_STATE_INIT_ENTRY(BS_DEV_ENABLE, BS_ON_ENTRY, fw_config_handle, NULL);

2
src/mainboard/google/brya/variants/redrix/overridetree.cb
View File

@ -33,6 +33,8 @@ end
chip soc/intel/alderlake
register "SaGv" = "SaGv_Enabled"
register "CnviBtAudioOffload" = "true"
# Intel Common SoC Config
#+-------------------+---------------------------+
#| Field | Value |