linux-kernel - [PATCH v5 1/8] clk: core: New macro CLK_OF_DECLARE

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Date:	Tue,  5 Jul 2016 18:23:25 +0200
From:	Ricardo Ribalda Delgado <ricardo.ribalda@...il.com>
To:	Michael Turquette <mturquette@...libre.com>,
	Stephen Boyd <sboyd@...eaurora.org>, s.hauer@...gutronix.de,
	linux-clk@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:	Ricardo Ribalda Delgado <ricardo.ribalda@...il.com>
Subject: [PATCH v5 1/8] clk: core: New macro CLK_OF_DECLARE_DRIVER

This will be used by drivers that requires initialization at
of_clk_init() time and also during platform device probing.

Signed-off-by: Ricardo Ribalda Delgado <ricardo.ribalda@...il.com>
---
 include/linux/clk-provider.h | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/include/linux/clk-provider.h b/include/linux/clk-provider.h
index a39c0c530778..f403b8a5f8ca 100644
--- a/include/linux/clk-provider.h
+++ b/include/linux/clk-provider.h
@@ -780,6 +780,18 @@ extern struct of_device_id __clk_of_table;
 
 #define CLK_OF_DECLARE(name, compat, fn) OF_DECLARE_1(clk, name, compat, fn)
 
+/*
+ * Use this macro when you have a driver that requires two initialization
+ * routines, one at of_clk_init(), and one at platform device probe
+ */
+#define CLK_OF_DECLARE_DRIVER(name, compat, fn) \
+	static void name##_of_clk_init_driver(struct device_node *np)	\
+	{								\
+		of_node_clear_flag(np, OF_POPULATED);			\
+		fn(np);							\
+	}								\
+	OF_DECLARE_1(clk, name, compat, name##_of_clk_init_driver)
+
 #ifdef CONFIG_OF
 int of_clk_add_provider(struct device_node *np,
 			struct clk *(*clk_src_get)(struct of_phandle_args *args,
-- 
2.8.1