diff options
Diffstat (limited to 'drivers/char/hw_random/atmel-rng.c')
| -rw-r--r-- | drivers/char/hw_random/atmel-rng.c | 15 |
1 files changed, 11 insertions, 4 deletions
diff --git a/drivers/char/hw_random/atmel-rng.c b/drivers/char/hw_random/atmel-rng.c index 851bc7e20ad2..0bb0b2120a63 100644 --- a/drivers/char/hw_random/atmel-rng.c +++ b/drivers/char/hw_random/atmel-rng.c @@ -67,7 +67,7 @@ static int atmel_trng_probe(struct platform_device *pdev) if (IS_ERR(trng->clk)) return PTR_ERR(trng->clk); - ret = clk_enable(trng->clk); + ret = clk_prepare_enable(trng->clk); if (ret) return ret; @@ -95,7 +95,7 @@ static int atmel_trng_remove(struct platform_device *pdev) hwrng_unregister(&trng->rng); writel(TRNG_KEY, trng->base + TRNG_CR); - clk_disable(trng->clk); + clk_disable_unprepare(trng->clk); return 0; } @@ -105,7 +105,7 @@ static int atmel_trng_suspend(struct device *dev) { struct atmel_trng *trng = dev_get_drvdata(dev); - clk_disable(trng->clk); + clk_disable_unprepare(trng->clk); return 0; } @@ -114,7 +114,7 @@ static int atmel_trng_resume(struct device *dev) { struct atmel_trng *trng = dev_get_drvdata(dev); - return clk_enable(trng->clk); + return clk_prepare_enable(trng->clk); } static const struct dev_pm_ops atmel_trng_pm_ops = { @@ -123,6 +123,12 @@ static const struct dev_pm_ops atmel_trng_pm_ops = { }; #endif /* CONFIG_PM */ +static const struct of_device_id atmel_trng_dt_ids[] = { + { .compatible = "atmel,at91sam9g45-trng" }, + { /* sentinel */ } +}; +MODULE_DEVICE_TABLE(of, atmel_trng_dt_ids); + static struct platform_driver atmel_trng_driver = { .probe = atmel_trng_probe, .remove = atmel_trng_remove, @@ -132,6 +138,7 @@ static struct platform_driver atmel_trng_driver = { #ifdef CONFIG_PM .pm = &atmel_trng_pm_ops, #endif /* CONFIG_PM */ + .of_match_table = atmel_trng_dt_ids, }, }; |
