diff options
Diffstat (limited to 'btpower.c')
| -rw-r--r-- | btpower.c | 19 |
1 files changed, 19 insertions, 0 deletions
@@ -937,6 +937,14 @@ static int btpower_gpios_source_initialize(struct btpower_platform_data *drvdata { int rc = 0; + if (!IS_ERR_OR_NULL(drvdata->pinctrl_default_state)) { + rc = pinctrl_select_state(drvdata->pinctrls, + drvdata->pinctrl_default_state); + if (unlikely(rc)) + pr_warn("%s: failed to set default pinctrl state rc=%d\n", + __func__, rc); + } + rc = btpower_gpio_acquire_output(drvdata->bt_gpio_sys_rst, "bt_sys_rst_n", 0); if (rc) { @@ -1000,6 +1008,17 @@ static int bt_power_populate_dt_pinfo(struct platform_device *pdev, if (rc) return rc; + drvdata->pinctrls = devm_pinctrl_get(&pdev->dev); + if (IS_ERR(drvdata->pinctrls)) { + pr_warn("%s: pinctrls not provided in device tree\n", __func__); + } else { + drvdata->pinctrl_default_state = + pinctrl_lookup_state(drvdata->pinctrls, "default"); + } + if (IS_ERR(drvdata->pinctrl_default_state)) + pr_warn("%s: default 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); if (!gpio_is_valid(drvdata->bt_gpio_sys_rst)) { |