[PATCH 2/6] hwrng: atmel: use clk_prepapre_enable/_disable_unprepare
From: Boris Brezillon <hidden>
Date: 2014-09-30 16:20:07
Also in:
linux-arm-kernel, lkml
Subsystem:
hardware random number generator core, the rest · Maintainers:
Olivia Mackall, Herbert Xu, Linus Torvalds
Use clk_prepapre_enable/_disable_unprepare instead of clk_enable/disable to work properly with the CCF. Signed-off-by: Boris Brezillon <redacted> --- drivers/char/hw_random/atmel-rng.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/drivers/char/hw_random/atmel-rng.c b/drivers/char/hw_random/atmel-rng.c
index 851bc7e..644ec48 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 = {
--
1.9.1