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Commit 0e1a7fc5 authored by Umesh Vats's avatar Umesh Vats Committed by Gerrit - the friendly Code Review server
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Bluetooth: Free the XO clk GPIO after use 



Add change to immediately free the XO Clk GPIO after its usage.

Change-Id: Ie54e55175898e0c3e799ff8db8f3399011559f25
Signed-off-by: default avatarUmesh Vats <uvats@codeaurora.org>
parent 278f89d3

drivers/bluetooth/btpower.c

+4 −5
Original line number Diff line number Diff line
@@ -409,19 +409,20 @@ static int bt_configure_gpios(int on) 
			} else {

				pr_info("%s: gpio_request for xo_reset_gpio succeed\n",

					__func__);

				//pull GPIO high

				// XO clk GPIO must be asserted for some time

				rc = gpio_direction_output(xo_reset_gpio, 1);

				if (rc) {

					pr_err("%s: Unable to set direction of xo_reset_gpio\n",

						__func__);

				}

				udelay(2000);

				//pull GPIO low after 2 ms delay

				usleep_range(2000, 5000);

				// pull XO clk GPIO low after 2 ms delay

				rc = gpio_direction_output(xo_reset_gpio, 0);

				if (rc) {

					pr_err("%s: Unable to set direction of xo_reset_gpio\n",

						__func__);

				}

				gpio_free(xo_reset_gpio);

			}

		}

		msleep(50);
@@ -520,8 +521,6 @@ static int bluetooth_power(int on) 
			gpio_free(bt_power_pdata->bt_gpio_sys_rst);

		if (bt_power_pdata->wl_gpio_sys_rst > 0)

			gpio_free(bt_power_pdata->wl_gpio_sys_rst);

		if (bt_power_pdata->xo_gpio_sys_rst > 0)

			gpio_free(bt_power_pdata->xo_gpio_sys_rst);

		if  (bt_power_pdata->bt_gpio_sw_ctrl > 0)

			gpio_free(bt_power_pdata->bt_gpio_sw_ctrl);

		if  (bt_power_pdata->bt_gpio_debug > 0)