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authorAmitkumar Karwar <akarwar@marvell.com>2014-11-19 12:28:33 +0300
committerMarcel Holtmann <marcel@holtmann.org>2014-11-19 18:22:42 +0300
commit025a60a752261fd479a4bb74cf7cb04fdc313ec7 (patch)
tree8a8d400406c7e9cb31d58565a9aa0d821c3407b7 /drivers/bluetooth
parent098ea6bc4cb5890d09b1b79154fa11182e0f71e0 (diff)
downloadlinux-025a60a752261fd479a4bb74cf7cb04fdc313ec7.tar.xz
Bluetooth: btmrvl: add DT-bindings for gpio-gap
This can be used to have GPIO host wakeup method suitable for the platform and configurable GAP for host sleep handshake. Signed-off-by: Amitkumar Karwar <akarwar@marvell.com> Signed-off-by: Cathy Luo <cluo@marvell.com> Signed-off-by: Avinash Patil <patila@marvell.com> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Diffstat (limited to 'drivers/bluetooth')
-rw-r--r--drivers/bluetooth/btmrvl_main.c12
1 files changed, 9 insertions, 3 deletions
diff --git a/drivers/bluetooth/btmrvl_main.c b/drivers/bluetooth/btmrvl_main.c
index 2909bca6b8b6..e43c495e8181 100644
--- a/drivers/bluetooth/btmrvl_main.c
+++ b/drivers/bluetooth/btmrvl_main.c
@@ -492,13 +492,18 @@ static int btmrvl_download_cal_data(struct btmrvl_private *priv,
return 0;
}
-static int btmrvl_cal_data_dt(struct btmrvl_private *priv)
+static int btmrvl_check_device_tree(struct btmrvl_private *priv)
{
struct device_node *dt_node;
u8 cal_data[BT_CAL_HDR_LEN + BT_CAL_DATA_SIZE];
int ret;
+ u32 val;
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;
+
ret = of_property_read_u8_array(dt_node, "btmrvl,cal-data",
cal_data + BT_CAL_HDR_LEN,
BT_CAL_DATA_SIZE);
@@ -523,14 +528,15 @@ static int btmrvl_setup(struct hci_dev *hdev)
btmrvl_send_module_cfg_cmd(priv, MODULE_BRINGUP_REQ);
- btmrvl_cal_data_dt(priv);
+ priv->btmrvl_dev.gpio_gap = 0xffff;
+
+ btmrvl_check_device_tree(priv);
btmrvl_pscan_window_reporting(priv, 0x01);
priv->btmrvl_dev.psmode = 1;
btmrvl_enable_ps(priv);
- priv->btmrvl_dev.gpio_gap = 0xffff;
btmrvl_send_hscfg_cmd(priv);
return 0;