linux-kernel - [PATCH 2/2] clk: si5351: Apply rate when clock-frequency is defined in devicetree.

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Message-Id: <1366698170-31346-2-git-send-email-marek.belisko@streamunlimited.com>
Date:	Tue, 23 Apr 2013 08:22:50 +0200
From:	Marek Belisko <marek.belisko@...il.com>
To:	mturquette@...aro.org
Cc:	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	zonque@...il.com, sebastian.hesselbarth@...il.com,
	Marek Belisko <marek.belisko@...eamunlimited.com>
Subject: [PATCH 2/2] clk: si5351: Apply rate when clock-frequency is defined in devicetree.

clock-frequency property from devicetree was read but never used. Apply
defined rate when clock is registered.

Signed-off-by: Marek Belisko <marek.belisko@...eamunlimited.com>
---
 drivers/clk/clk-si5351.c |   10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/drivers/clk/clk-si5351.c b/drivers/clk/clk-si5351.c
index cf39e53..8323c31 100644
--- a/drivers/clk/clk-si5351.c
+++ b/drivers/clk/clk-si5351.c
@@ -1477,6 +1477,16 @@ static int si5351_i2c_probe(struct i2c_client *client,
 			return -EINVAL;
 		}
 		drvdata->onecell.clks[n] = clk;
+
+		/* set rate when defined in devicetree */
+		if (pdata->clkout[n].rate != 0) {
+			int ret;
+			ret = clk_set_rate(clk, pdata->clkout[n].rate);
+			if (ret != 0) {
+				dev_err(&client->dev, "Cannot set rate : %d\n",
+					ret);
+			}
+		}
 	}
 
 	ret = of_clk_add_provider(client->dev.of_node, of_clk_src_onecell_get,
-- 
1.7.9.5

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