From 50a13cc73c3ed7a52988bee97e39fcfb0dc689ce Mon Sep 17 00:00:00 2001 From: Cheney Ni Date: Wed, 2 Mar 2022 01:17:58 +0800 Subject: btpower: apply Bucks pinctrl default state Initialze the state of GPIO pin which controls BT Buck. Bug: 220142775 Bug: 214321488 Bug: 216250741 Test: Pass Bluetooth ON / OFF tests Signed-off-by: Cheney Ni Change-Id: I97077b52b821303c3e93245f6e1b7f9fe43d8433 --- btpower.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) (limited to 'btpower.c') diff --git a/btpower.c b/btpower.c index bab68ad..e91ce18 100644 --- a/btpower.c +++ b/btpower.c @@ -944,6 +944,13 @@ static int btpower_gpios_source_initialize(struct btpower_platform_data *drvdata pr_warn("%s: failed to set default pinctrl state rc=%d\n", __func__, rc); } + if (!IS_ERR_OR_NULL(drvdata->pinctrl_supply_state)) { + rc = pinctrl_select_state(drvdata->pinctrls, + drvdata->pinctrl_supply_state); + if (unlikely(rc)) + pr_warn("%s: failed to set supply pinctrl state rc=%d\n", + __func__, rc); + } rc = btpower_gpio_acquire_output(drvdata->bt_gpio_sys_rst, "bt_sys_rst_n", 0); @@ -1014,10 +1021,15 @@ static int bt_power_populate_dt_pinfo(struct platform_device *pdev, } else { drvdata->pinctrl_default_state = pinctrl_lookup_state(drvdata->pinctrls, "default"); + drvdata->pinctrl_supply_state = + pinctrl_lookup_state(drvdata->pinctrls, "supply"); } if (IS_ERR(drvdata->pinctrl_default_state)) pr_warn("%s: default pinctrl state not provided in device tree\n", __func__); + if (IS_ERR(drvdata->pinctrl_supply_state)) + pr_warn("%s: supply pinctrl state not provided in device tree\n", + __func__); drvdata->bt_gpio_sys_rst = of_get_named_gpio(pdev->dev.of_node, "qcom,bt-reset-gpio", 0); -- cgit v1.2.3