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authorMac Chiang <mac.chiang@intel.com>2021-10-13 15:21:22 +0800
committerTim Wawrzynczak <twawrzynczak@chromium.org>2021-10-20 21:30:16 +0000
commit3f137169cbefdc87d251c740db032bc53d4a34b3 (patch)
tree74e1dd4f377ab7cc12478445ec0680d0b349d51a /src/mainboard/google/brya/variants/redrix
parent60c56be85fed2fffa4bce2828ac9203aeb3f8c93 (diff)
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>
Diffstat (limited to 'src/mainboard/google/brya/variants/redrix')
-rw-r--r--src/mainboard/google/brya/variants/redrix/fw_config.c13
-rw-r--r--src/mainboard/google/brya/variants/redrix/overridetree.cb2
2 files changed, 15 insertions, 0 deletions
diff --git a/src/mainboard/google/brya/variants/redrix/fw_config.c b/src/mainboard/google/brya/variants/redrix/fw_config.c
index fea546a57f..ac31d99c44 100644
--- a/src/mainboard/google/brya/variants/redrix/fw_config.c
+++ b/src/mainboard/google/brya/variants/redrix/fw_config.c
@@ -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);
diff --git a/src/mainboard/google/brya/variants/redrix/overridetree.cb b/src/mainboard/google/brya/variants/redrix/overridetree.cb
index 2e32b24b37..0ed6c529e3 100644
--- a/src/mainboard/google/brya/variants/redrix/overridetree.cb
+++ b/src/mainboard/google/brya/variants/redrix/overridetree.cb
@@ -33,6 +33,8 @@ end
chip soc/intel/alderlake
register "SaGv" = "SaGv_Enabled"
+ register "CnviBtAudioOffload" = "true"
+
# Intel Common SoC Config
#+-------------------+---------------------------+
#| Field | Value |