linux-kernel - [PATCH v2 1/2] clk: qcom: gcc-msm8960: add child devices support.

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Message-Id: <1422613060-29886-1-git-send-email-srinivas.kandagatla@linaro.org>
Date:	Fri, 30 Jan 2015 10:17:40 +0000
From:	Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
To:	Mike Turquette <mturquette@...aro.org>,
	Stephen Boyd <sboyd@...eaurora.org>
Cc:	Rob Herring <robh+dt@...nel.org>,
	Kumar Gala <galak@...eaurora.org>, devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-arm-msm@...r.kernel.org,
	edubezval@...il.com, nrajan@...eaurora.com,
	Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
Subject: [PATCH v2 1/2] clk: qcom: gcc-msm8960: add child devices support.

This patch adds support to add child devices to gcc as some of the
registers mapped by gcc are used by drivers like thermal sensors.

Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
---
 drivers/clk/qcom/gcc-msm8960.c | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/drivers/clk/qcom/gcc-msm8960.c b/drivers/clk/qcom/gcc-msm8960.c
index 0cd3e26..3ba77c5 100644
--- a/drivers/clk/qcom/gcc-msm8960.c
+++ b/drivers/clk/qcom/gcc-msm8960.c
@@ -15,6 +15,7 @@
 #include <linux/bitops.h>
 #include <linux/err.h>
 #include <linux/platform_device.h>
+#include <linux/of_platform.h>
 #include <linux/module.h>
 #include <linux/of.h>
 #include <linux/of_device.h>
@@ -3658,6 +3659,7 @@ static int gcc_msm8960_probe(struct platform_device *pdev)
 	struct clk *clk;
 	struct device *dev = &pdev->dev;
 	const struct of_device_id *match;
+	int ret;
 
 	match = of_match_device(gcc_msm8960_match_table, &pdev->dev);
 	if (!match)
@@ -3677,12 +3679,18 @@ static int gcc_msm8960_probe(struct platform_device *pdev)
 	if (IS_ERR(clk))
 		return PTR_ERR(clk);
 
-	return qcom_cc_probe(pdev, match->data);
+	ret = qcom_cc_probe(pdev, match->data);
+	if (ret)
+		return ret;
+
+	return of_platform_populate(pdev->dev.of_node, NULL, NULL, &pdev->dev);
 }
 
 static int gcc_msm8960_remove(struct platform_device *pdev)
 {
 	qcom_cc_remove(pdev);
+	of_platform_depopulate(&pdev->dev);
+
 	return 0;
 }
 
-- 
1.9.1

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