linux-kernel - [PATCH v3 5/8] remoteproc/davinci: prepare and unprepare the clock where needed

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Message-Id: <20180327092031.11251-6-brgl@bgdev.pl>
Date:   Tue, 27 Mar 2018 11:20:28 +0200
From:   Bartosz Golaszewski <brgl@...ev.pl>
To:     Sekhar Nori <nsekhar@...com>, Kevin Hilman <khilman@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Russell King <linux@...linux.org.uk>,
        David Lechner <david@...hnology.com>,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...nel.org>,
        Ohad Ben-Cohen <ohad@...ery.com>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Philipp Zabel <p.zabel@...gutronix.de>
Cc:     linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-clk@...r.kernel.org,
        linux-remoteproc@...r.kernel.org,
        Bartosz Golaszewski <bgolaszewski@...libre.com>
Subject: [PATCH v3 5/8] remoteproc/davinci: prepare and unprepare the clock where needed

From: Bartosz Golaszewski <bgolaszewski@...libre.com>

We're currently switching the platform to using the common clock
framework. We need to explicitly prepare and unprepare the rproc
clock.

Signed-off-by: Bartosz Golaszewski <bgolaszewski@...libre.com>
Acked-by: Suman Anna <s-anna@...com>
---
 drivers/remoteproc/da8xx_remoteproc.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/remoteproc/da8xx_remoteproc.c b/drivers/remoteproc/da8xx_remoteproc.c
index 2b24291337b7..f134192922e0 100644
--- a/drivers/remoteproc/da8xx_remoteproc.c
+++ b/drivers/remoteproc/da8xx_remoteproc.c
@@ -149,9 +149,9 @@ static int da8xx_rproc_start(struct rproc *rproc)
 
 	writel(rproc->bootaddr, drproc->bootreg);
 
-	ret = clk_enable(dsp_clk);
+	ret = clk_prepare_enable(dsp_clk);
 	if (ret) {
-		dev_err(dev, "clk_enable() failed: %d\n", ret);
+		dev_err(dev, "clk_prepare_enable() failed: %d\n", ret);
 		return ret;
 	}
 
@@ -165,7 +165,7 @@ static int da8xx_rproc_stop(struct rproc *rproc)
 	struct da8xx_rproc *drproc = rproc->priv;
 
 	davinci_clk_reset_assert(drproc->dsp_clk);
-	clk_disable(drproc->dsp_clk);
+	clk_disable_unprepare(drproc->dsp_clk);
 
 	return 0;
 }
-- 
2.16.1