diff options
Diffstat (limited to 'drivers/bluetooth/btmrvl_main.c')
| -rw-r--r-- | drivers/bluetooth/btmrvl_main.c | 35 |
1 files changed, 20 insertions, 15 deletions
diff --git a/drivers/bluetooth/btmrvl_main.c b/drivers/bluetooth/btmrvl_main.c index f25a825a6..7ad8d61c0 100644 --- a/drivers/bluetooth/btmrvl_main.c +++ b/drivers/bluetooth/btmrvl_main.c @@ -510,34 +510,39 @@ static int btmrvl_download_cal_data(struct btmrvl_private *priv, static int btmrvl_check_device_tree(struct btmrvl_private *priv) { struct device_node *dt_node; + struct btmrvl_sdio_card *card = priv->btmrvl_dev.card; u8 cal_data[BT_CAL_HDR_LEN + BT_CAL_DATA_SIZE]; - int ret; - u32 val; + int ret = 0; + u16 gpio, gap; + + if (card->plt_of_node) { + dt_node = card->plt_of_node; + ret = of_property_read_u16(dt_node, "marvell,wakeup-pin", + &gpio); + if (ret) + gpio = (priv->btmrvl_dev.gpio_gap & 0xff00) >> 8; + + ret = of_property_read_u16(dt_node, "marvell,wakeup-gap-ms", + &gap); + if (ret) + gap = (u8)(priv->btmrvl_dev.gpio_gap & 0x00ff); - for_each_compatible_node(dt_node, NULL, "btmrvl,cfgdata") { - ret = of_property_read_u32(dt_node, "btmrvl,gpio-gap", &val); - if (!ret) - priv->btmrvl_dev.gpio_gap = val; + priv->btmrvl_dev.gpio_gap = (gpio << 8) + gap; - ret = of_property_read_u8_array(dt_node, "btmrvl,cal-data", + ret = of_property_read_u8_array(dt_node, "marvell,cal-data", cal_data + BT_CAL_HDR_LEN, BT_CAL_DATA_SIZE); - if (ret) { - of_node_put(dt_node); + if (ret) return ret; - } BT_DBG("Use cal data from device tree"); ret = btmrvl_download_cal_data(priv, cal_data, BT_CAL_DATA_SIZE); - if (ret) { + if (ret) BT_ERR("Fail to download calibrate data"); - of_node_put(dt_node); - return ret; - } } - return 0; + return ret; } static int btmrvl_setup(struct hci_dev *hdev) |