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ARM: mxs: convert platform code to clk_prepare/clk_unprepare

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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>
This commit is contained in:
Shawn Guo 2011-12-20 13:50:11 +08:00
parent 42c5d52f2b
commit ae68f7af05
6 changed files with 14 additions and 14 deletions
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10
arch/arm/mach-mxs/clock-mx23.c
View File

@ -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));

10
arch/arm/mach-mxs/clock-mx28.c
View File

@ -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);

2
arch/arm/mach-mxs/clock.c
View File

@ -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);

2
arch/arm/mach-mxs/mach-mx28evk.c
View File

@ -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");

2
arch/arm/mach-mxs/system.c
View File

@ -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;
}

2
arch/arm/mach-mxs/timer.c
View File

@ -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