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BT: Bluetooth poweroff by default

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PD#164170: BT: Optimize the bluetooth code structure

Change-Id: Iadc70c12f85c0ad48597f0066ae235b3d67716a9
Signed-off-by: Kuibao Zhang <kuibao.zhang@amlogic.com>
This commit is contained in:
Kuibao Zhang
2018-04-12 18:22:46 +08:00
committed by Yixun Lan
parent 92f16104bf
commit 19a79c7079
2 changed files with 23 additions and 18 deletions
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40
drivers/amlogic/bluetooth/bt_device.c
View File

@@ -128,27 +128,26 @@ static void bt_device_on(struct bt_dev_data *pdata)
static void bt_device_off(struct bt_dev_data *pdata)
{
if (pdata->gpio_reset > 0) {
if ((pdata->power_on_pin_OD)
&& (pdata->power_low_level)) {
gpio_direction_input(pdata->gpio_reset);
} else {
gpio_direction_output(pdata->gpio_reset,
pdata->power_low_level);
if (pdata->power_off_flag > 0) { /*bt rc wakeup by bcm.set it by dts*/
if (pdata->gpio_reset > 0) {
if ((pdata->power_on_pin_OD)
&& (pdata->power_low_level)) {
gpio_direction_input(pdata->gpio_reset);
} else {
gpio_direction_output(pdata->gpio_reset,
pdata->power_low_level);
}
}
}
if (pdata->gpio_en > 0) {
if ((pdata->power_on_pin_OD)
&& (pdata->power_low_level)) {
gpio_direction_input(pdata->gpio_en);
} else {
set_usb_bt_power(0);
if (pdata->gpio_en > 0) {
if ((pdata->power_on_pin_OD)
&& (pdata->power_low_level)) {
gpio_direction_input(pdata->gpio_en);
} else {
set_usb_bt_power(0);
}
}
msleep(20);
}
msleep(20);
}
static int bt_set_block(void *data, bool blocked)
@@ -256,6 +255,11 @@ static int bt_probe(struct platform_device *pdev)
if (ret)
pdata->power_on_pin_OD = 0;
pr_info("bt: power_on_pin_OD = %d;\n", pdata->power_on_pin_OD);
ret = of_property_read_u32(pdev->dev.of_node,
"power_off_flag", &pdata->power_off_flag);
if (ret)
pdata->power_off_flag = 1;/*bt poweroff*/
pr_info("bt: power_off_flag = %d;\n", pdata->power_off_flag);
} else {
pdata = (struct bt_dev_data *)(pdev->dev.platform_data);
}

1
include/linux/amlogic/bt_device.h
View File

@@ -24,6 +24,7 @@ struct bt_dev_data {
int gpio_hostwake;
int power_low_level;
int power_on_pin_OD;
int power_off_flag;
};
extern void set_usb_bt_power(int is_power);
#endif