[PATCH 20/21] clk: imx: Move 'imx6sl_set_wait_clk()'s prototype out to accessible header

[Lee Jones <lee.jones@linaro.org>]

Fixes the following W=1 kernel build warning(s):

 drivers/clk/imx/clk-imx6sl.c:156:6: warning: no previous prototype for ‘imx6sl_set_wait_clk’ [-Wmissing-prototypes]

Cc: Russell King <linux@armlinux.org.uk>
Cc: Shawn Guo <shawnguo@kernel.org>
Cc: Sascha Hauer <s.hauer@pengutronix.de>
Cc: Pengutronix Kernel Team <kernel@pengutronix.de>
Cc: Fabio Estevam <festevam@gmail.com>
Cc: NXP Linux Team <linux-imx@nxp.com>
Cc: Ahmad Fatoum <a.fatoum@pengutronix.de>
Cc: linux-arm-kernel@lists.infradead.org
Signed-off-by: Lee Jones <lee.jones@linaro.org>
---
 arch/arm/mach-imx/common.h         |  1 -
 arch/arm/mach-imx/cpuidle-imx6sl.c |  1 +
 arch/arm/mach-imx/pm-imx6.c        |  1 +
 drivers/clk/imx/clk-imx6sl.c       |  1 +
 include/linux/clk/imx.h            | 15 +++++++++++++++
 5 files changed, 18 insertions(+), 1 deletion(-)
 create mode 100644 include/linux/clk/imx.h

diff --git a/arch/arm/mach-imx/common.h b/arch/arm/mach-imx/common.h
index 2d76e2c6c99e3..2b004cc4f95e5 100644
--- a/arch/arm/mach-imx/common.h
+++ b/arch/arm/mach-imx/common.h
@@ -85,7 +85,6 @@ void imx_anatop_pre_suspend(void);
 void imx_anatop_post_resume(void);
 int imx6_set_lpm(enum mxc_cpu_pwr_mode mode);
 void imx6_set_int_mem_clk_lpm(bool enable);
-void imx6sl_set_wait_clk(bool enter);
 int imx_mmdc_get_ddr_type(void);
 int imx7ulp_set_lpm(enum ulp_cpu_pwr_mode mode);
 
diff --git a/arch/arm/mach-imx/cpuidle-imx6sl.c b/arch/arm/mach-imx/cpuidle-imx6sl.c
index 4521e5352bf64..b86ffbeb28e42 100644
--- a/arch/arm/mach-imx/cpuidle-imx6sl.c
+++ b/arch/arm/mach-imx/cpuidle-imx6sl.c
@@ -3,6 +3,7 @@
  * Copyright (C) 2014 Freescale Semiconductor, Inc.
  */
 
+#include <linux/clk/imx.h>
 #include <linux/cpuidle.h>
 #include <linux/module.h>
 #include <asm/cpuidle.h>
diff --git a/arch/arm/mach-imx/pm-imx6.c b/arch/arm/mach-imx/pm-imx6.c
index 40c74b4c4d730..9244437cb1b9b 100644
--- a/arch/arm/mach-imx/pm-imx6.c
+++ b/arch/arm/mach-imx/pm-imx6.c
@@ -4,6 +4,7 @@
  * Copyright 2011 Linaro Ltd.
  */
 
+#include <linux/clk/imx.h>
 #include <linux/delay.h>
 #include <linux/init.h>
 #include <linux/io.h>
diff --git a/drivers/clk/imx/clk-imx6sl.c b/drivers/clk/imx/clk-imx6sl.c
index 2f9361946a0e1..29eab05c90689 100644
--- a/drivers/clk/imx/clk-imx6sl.c
+++ b/drivers/clk/imx/clk-imx6sl.c
@@ -6,6 +6,7 @@
 #include <linux/bits.h>
 #include <linux/clk.h>
 #include <linux/clkdev.h>
+#include <linux/clk/imx.h>
 #include <linux/err.h>
 #include <linux/of.h>
 #include <linux/of_address.h>
diff --git a/include/linux/clk/imx.h b/include/linux/clk/imx.h
new file mode 100644
index 0000000000000..75a0d96965528
--- /dev/null
+++ b/include/linux/clk/imx.h
@@ -0,0 +1,15 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright (C) 2020 Freescale Semiconductor, Inc.
+ *
+ * Author: Lee Jones <lee.jones@linaro.org>
+ */
+
+#ifndef __LINUX_CLK_IMX_H
+#define __LINUX_CLK_IMX_H
+
+#include <linux/types.h>
+
+void imx6sl_set_wait_clk(bool enter);
+
+#endif
-- 
2.25.1