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bluetooth: rfkill-bt: enalbe 32K for ap6356

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Change-Id: I71a14f38ab1d46bbf3bfc991140a20d8c6a27eec
Signed-off-by: Xu Xuehui <xxh@rock-chips.com>
This commit is contained in:
Xu Xuehui 2016-08-17 17:41:08 +08:00 • committed by Huang, Tao
commit c75676bb6f
2 changed files with 10 additions and 2 deletions
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2
include/linux/rfkill-bt.h
View file

@ -22,6 +22,7 @@
#include <linux/types.h>
#include <linux/rfkill.h>
#include <linux/clk.h>
#define RFKILL_RK_GPIO_NAME_SIZE 64
@ -63,6 +64,7 @@ struct rfkill_rk_platform_data {
struct rfkill_rk_gpio wake_gpio; // Host wake or sleep BT
struct rfkill_rk_irq wake_host_irq; // BT wakeup host
struct rfkill_rk_gpio rts_gpio;
struct clk *ext_clk;
};
int rfkill_get_bt_power_state(int *power, bool *toggle);

10
net/rfkill/rfkill-bt.c
View file

@ -522,7 +522,13 @@ static int bluetooth_platdata_parse_dt(struct device *dev,
LOG("%s: get property: BT,wake_host_irq = %d.\n", __func__, gpio);
} else data->wake_host_irq.gpio.io = -1;
return 0;
data->ext_clk = devm_clk_get(dev, "ext_clock");
if (IS_ERR(data->ext_clk)) {
LOG("%s: clk_get failed!!!.\n", __func__);
} else {
clk_prepare_enable(data->ext_clk);
}
return 0;
}
#endif //CONFIG_OF
@ -696,7 +702,7 @@ static int rfkill_rk_remove(struct platform_device *pdev)
if (gpio_is_valid(rfkill->pdata->poweron_gpio.io))
gpio_free(rfkill->pdata->poweron_gpio.io);
clk_disable_unprepare(rfkill->pdata->ext_clk);
g_rfkill = NULL;
return 0;