diff options
Diffstat (limited to 'drivers/staging/greybus/arche-platform.c')
| -rw-r--r-- | drivers/staging/greybus/arche-platform.c | 43 |
1 files changed, 28 insertions, 15 deletions
diff --git a/drivers/staging/greybus/arche-platform.c b/drivers/staging/greybus/arche-platform.c index 338c2d3ee842..aac1145f1983 100644 --- a/drivers/staging/greybus/arche-platform.c +++ b/drivers/staging/greybus/arche-platform.c @@ -312,9 +312,11 @@ static irqreturn_t arche_platform_wd_irq(int irq, void *devid) if (arche_pdata->wake_detect_state == WD_STATE_IDLE) { arche_pdata->wake_detect_start = jiffies; /* - * In the begining, when wake/detect goes low (first time), we assume - * it is meant for coldboot and set the flag. If wake/detect line stays low - * beyond 30msec, then it is coldboot else fallback to standby boot. + * In the begining, when wake/detect goes low + * (first time), we assume it is meant for coldboot + * and set the flag. If wake/detect line stays low + * beyond 30msec, then it is coldboot else fallback + * to standby boot. */ arche_platform_set_wake_detect_state(arche_pdata, WD_STATE_BOOT_INIT); @@ -330,7 +332,8 @@ exit: /* * Requires arche_pdata->platform_state_mutex to be held */ -static int arche_platform_coldboot_seq(struct arche_platform_drvdata *arche_pdata) +static int +arche_platform_coldboot_seq(struct arche_platform_drvdata *arche_pdata) { int ret; @@ -364,7 +367,8 @@ static int arche_platform_coldboot_seq(struct arche_platform_drvdata *arche_pdat /* * Requires arche_pdata->platform_state_mutex to be held */ -static int arche_platform_fw_flashing_seq(struct arche_platform_drvdata *arche_pdata) +static int +arche_platform_fw_flashing_seq(struct arche_platform_drvdata *arche_pdata) { int ret; @@ -398,7 +402,8 @@ static int arche_platform_fw_flashing_seq(struct arche_platform_drvdata *arche_p /* * Requires arche_pdata->platform_state_mutex to be held */ -static void arche_platform_poweroff_seq(struct arche_platform_drvdata *arche_pdata) +static void +arche_platform_poweroff_seq(struct arche_platform_drvdata *arche_pdata) { unsigned long flags; @@ -561,14 +566,17 @@ static int arche_platform_probe(struct platform_device *pdev) struct device_node *np = dev->of_node; int ret; - arche_pdata = devm_kzalloc(&pdev->dev, sizeof(*arche_pdata), GFP_KERNEL); + arche_pdata = devm_kzalloc(&pdev->dev, sizeof(*arche_pdata), + GFP_KERNEL); if (!arche_pdata) return -ENOMEM; /* setup svc reset gpio */ arche_pdata->is_reset_act_hi = of_property_read_bool(np, "svc,reset-active-high"); - arche_pdata->svc_reset_gpio = of_get_named_gpio(np, "svc,reset-gpio", 0); + arche_pdata->svc_reset_gpio = of_get_named_gpio(np, + "svc,reset-gpio", + 0); if (arche_pdata->svc_reset_gpio < 0) { dev_err(dev, "failed to get reset-gpio\n"); return arche_pdata->svc_reset_gpio; @@ -610,7 +618,8 @@ static int arche_platform_probe(struct platform_device *pdev) dev_err(dev, "failed to get svc clock-req gpio\n"); return arche_pdata->svc_refclk_req; } - ret = devm_gpio_request(dev, arche_pdata->svc_refclk_req, "svc-clk-req"); + ret = devm_gpio_request(dev, arche_pdata->svc_refclk_req, + "svc-clk-req"); if (ret) { dev_err(dev, "failed to request svc-clk-req gpio: %d\n", ret); return ret; @@ -634,13 +643,16 @@ static int arche_platform_probe(struct platform_device *pdev) arche_pdata->num_apbs = of_get_child_count(np); dev_dbg(dev, "Number of APB's available - %d\n", arche_pdata->num_apbs); - arche_pdata->wake_detect_gpio = of_get_named_gpio(np, "svc,wake-detect-gpio", 0); + arche_pdata->wake_detect_gpio = of_get_named_gpio(np, + "svc,wake-detect-gpio", + 0); if (arche_pdata->wake_detect_gpio < 0) { dev_err(dev, "failed to get wake detect gpio\n"); return arche_pdata->wake_detect_gpio; } - ret = devm_gpio_request(dev, arche_pdata->wake_detect_gpio, "wake detect"); + ret = devm_gpio_request(dev, arche_pdata->wake_detect_gpio, + "wake detect"); if (ret) { dev_err(dev, "Failed requesting wake_detect gpio %d\n", arche_pdata->wake_detect_gpio); @@ -658,10 +670,11 @@ static int arche_platform_probe(struct platform_device *pdev) gpio_to_irq(arche_pdata->wake_detect_gpio); ret = devm_request_threaded_irq(dev, arche_pdata->wake_detect_irq, - arche_platform_wd_irq, - arche_platform_wd_irq_thread, - IRQF_TRIGGER_FALLING | IRQF_TRIGGER_RISING | IRQF_ONESHOT, - dev_name(dev), arche_pdata); + arche_platform_wd_irq, + arche_platform_wd_irq_thread, + IRQF_TRIGGER_FALLING | + IRQF_TRIGGER_RISING | IRQF_ONESHOT, + dev_name(dev), arche_pdata); if (ret) { dev_err(dev, "failed to request wake detect IRQ %d\n", ret); return ret; |