From ae68f7af05dbce25889ab10b302fba927dcdb295 Mon Sep 17 00:00:00 2001
From: Shawn Guo <shawn.guo@linaro.org>
Date: Tue, 20 Dec 2011 13:50:11 +0800
Subject: ARM: mxs: convert platform code to clk_prepare/clk_unprepare

The patch converts mxs platform code to clk_prepare/clk_unprepare
by using helper functions clk_prepare_enable/clk_disable_unprepare.

Signed-off-by: Richard Zhao <richard.zhao@linaro.org>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
---
 arch/arm/mach-mxs/clock-mx23.c   | 10 +++++-----
 arch/arm/mach-mxs/clock-mx28.c   | 10 +++++-----
 arch/arm/mach-mxs/clock.c        |  2 +-
 arch/arm/mach-mxs/mach-mx28evk.c |  2 +-
 arch/arm/mach-mxs/system.c       |  2 +-
 arch/arm/mach-mxs/timer.c        |  2 +-
 6 files changed, 14 insertions(+), 14 deletions(-)

(limited to 'arch/arm/mach-mxs')

diff --git a/arch/arm/mach-mxs/clock-mx23.c b/arch/arm/mach-mxs/clock-mx23.c
index 0163b6d83773..e12e11231dc7 100644
--- a/arch/arm/mach-mxs/clock-mx23.c
+++ b/arch/arm/mach-mxs/clock-mx23.c
@@ -545,11 +545,11 @@ int __init mx23_clocks_init(void)
 	 */
 	clk_set_parent(&ssp_clk, &ref_io_clk);
 
-	clk_enable(&cpu_clk);
-	clk_enable(&hbus_clk);
-	clk_enable(&xbus_clk);
-	clk_enable(&emi_clk);
-	clk_enable(&uart_clk);
+	clk_prepare_enable(&cpu_clk);
+	clk_prepare_enable(&hbus_clk);
+	clk_prepare_enable(&xbus_clk);
+	clk_prepare_enable(&emi_clk);
+	clk_prepare_enable(&uart_clk);
 
 	clkdev_add_table(lookups, ARRAY_SIZE(lookups));
 
diff --git a/arch/arm/mach-mxs/clock-mx28.c b/arch/arm/mach-mxs/clock-mx28.c
index da6e4aad177c..f85f1f5b3e1f 100644
--- a/arch/arm/mach-mxs/clock-mx28.c
+++ b/arch/arm/mach-mxs/clock-mx28.c
@@ -775,11 +775,11 @@ int __init mx28_clocks_init(void)
 	clk_set_parent(&ssp0_clk, &ref_io0_clk);
 	clk_set_parent(&ssp1_clk, &ref_io0_clk);
 
-	clk_enable(&cpu_clk);
-	clk_enable(&hbus_clk);
-	clk_enable(&xbus_clk);
-	clk_enable(&emi_clk);
-	clk_enable(&uart_clk);
+	clk_prepare_enable(&cpu_clk);
+	clk_prepare_enable(&hbus_clk);
+	clk_prepare_enable(&xbus_clk);
+	clk_prepare_enable(&emi_clk);
+	clk_prepare_enable(&uart_clk);
 
 	clk_set_parent(&lcdif_clk, &ref_pix_clk);
 	clk_set_parent(&saif0_clk, &pll0_clk);
diff --git a/arch/arm/mach-mxs/clock.c b/arch/arm/mach-mxs/clock.c
index a7093c88e6a6..755eec0b5a89 100644
--- a/arch/arm/mach-mxs/clock.c
+++ b/arch/arm/mach-mxs/clock.c
@@ -166,7 +166,7 @@ int clk_set_parent(struct clk *clk, struct clk *parent)
 		return ret;
 
 	if (clk->usecount)
-		clk_enable(parent);
+		clk_prepare_enable(parent);
 
 	mutex_lock(&clocks_mutex);
 	ret = clk->set_parent(clk, parent);
diff --git a/arch/arm/mach-mxs/mach-mx28evk.c b/arch/arm/mach-mxs/mach-mx28evk.c
index 064ec5abaa55..6b9e83e6e893 100644
--- a/arch/arm/mach-mxs/mach-mx28evk.c
+++ b/arch/arm/mach-mxs/mach-mx28evk.c
@@ -228,7 +228,7 @@ static void __init mx28evk_fec_reset(void)
 	/* Enable fec phy clock */
 	clk = clk_get_sys("pll2", NULL);
 	if (!IS_ERR(clk))
-		clk_enable(clk);
+		clk_prepare_enable(clk);
 
 	/* Power up fec phy */
 	ret = gpio_request(MX28EVK_FEC_PHY_POWER, "fec-phy-power");
diff --git a/arch/arm/mach-mxs/system.c b/arch/arm/mach-mxs/system.c
index 20ec3bddf7cd..9760a1285e0d 100644
--- a/arch/arm/mach-mxs/system.c
+++ b/arch/arm/mach-mxs/system.c
@@ -66,7 +66,7 @@ static int __init mxs_arch_reset_init(void)
 
 	clk = clk_get_sys("rtc", NULL);
 	if (!IS_ERR(clk))
-		clk_enable(clk);
+		clk_prepare_enable(clk);
 
 	return 0;
 }
diff --git a/arch/arm/mach-mxs/timer.c b/arch/arm/mach-mxs/timer.c
index cace0d2e5a55..564a63279f18 100644
--- a/arch/arm/mach-mxs/timer.c
+++ b/arch/arm/mach-mxs/timer.c
@@ -245,7 +245,7 @@ static int __init mxs_clocksource_init(struct clk *timer_clk)
 
 void __init mxs_timer_init(struct clk *timer_clk, int irq)
 {
-	clk_enable(timer_clk);
+	clk_prepare_enable(timer_clk);
 
 	/*
 	 * Initialize timers to a known state
-- 
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