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path: root/drivers/bluetooth/btmrvl_main.c
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Diffstat (limited to 'drivers/bluetooth/btmrvl_main.c')
-rw-r--r--drivers/bluetooth/btmrvl_main.c35
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)