From: Nicolas Ferre Subject: [PATCH RESEND v2 1/4] hwrng: atmel: use clk_prepapre_enable/_disable_unprepare Date: Thu, 20 Nov 2014 10:43:22 +0100 Message-ID: <691ea59c733142d240b7ec7c6deb1607ff150744.1416475860.git.nicolas.ferre@atmel.com> References: Mime-Version: 1.0 Content-Type: text/plain Cc: , , Boris BREZILLON , Alexandre Belloni , Jean-Christophe PLAGNIOL-VILLARD , , , , , To: , Return-path: Received: from eusmtp01.atmel.com ([212.144.249.242]:38792 "EHLO eusmtp01.atmel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757346AbaKTJnt (ORCPT ); Thu, 20 Nov 2014 04:43:49 -0500 In-Reply-To: Sender: linux-crypto-owner@vger.kernel.org List-ID: From: Boris Brezillon Use clk_prepare_enable/_disable_unprepare instead of clk_enable/disable to work properly with the CCF. Signed-off-by: Boris Brezillon Acked-by: Peter Korsgaard Acked-by: Nicolas Ferre --- 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 851bc7e20ad2..644ec4882206 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 = { -- 2.1.3