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Message-Id: <1432565608-26036-18-git-send-email-tomeu.vizoso@collabora.com>
Date: Mon, 25 May 2015 16:53:21 +0200
From: Tomeu Vizoso <tomeu.vizoso@...labora.com>
To: linux-arm-kernel@...ts.infradead.org
Cc: Stéphane Marchesin
<stephane.marchesin@...il.com>,
Thierry Reding <thierry.reding@...il.com>,
Dmitry Torokhov <dmitry.torokhov@...il.com>,
Alexander Holler <holler@...oftware.de>,
Grant Likely <grant.likely@...aro.org>,
Rob Herring <robh+dt@...nel.org>,
Mark Rutland <mark.rutland@....com>,
Tomeu Vizoso <tomeu.vizoso@...labora.com>,
Mike Turquette <mturquette@...aro.org>,
Stephen Boyd <sboyd@...eaurora.org>, linux-clk@...r.kernel.org,
linux-kernel@...r.kernel.org
Subject: [PATCH 17/21] clk: Probe clk providers on demand
When looking up a clk through its DT node, ensure that the corresponding
device has been registered.
Signed-off-by: Tomeu Vizoso <tomeu.vizoso@...labora.com>
---
drivers/clk/clk.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/clk/clk.c b/drivers/clk/clk.c
index 5b0f418..f9e8a8d 100644
--- a/drivers/clk/clk.c
+++ b/drivers/clk/clk.c
@@ -18,6 +18,7 @@
#include <linux/list.h>
#include <linux/slab.h>
#include <linux/of.h>
+#include <linux/of_platform.h>
#include <linux/device.h>
#include <linux/init.h>
#include <linux/sched.h>
@@ -2985,6 +2986,8 @@ struct clk *__of_clk_get_from_provider(struct of_phandle_args *clkspec,
if (!clkspec)
return ERR_PTR(-EINVAL);
+ of_platform_device_ensure(clkspec->np);
+
/* Check if we have such a provider in our array */
mutex_lock(&of_clk_mutex);
list_for_each_entry(provider, &of_clk_providers, link) {
--
2.4.1
--
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