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arm/tegra: don't export clk_measure_input_freq 

don't export clk_measure_input_freq as its functionality is also available
using clk_get_rate().

Signed-off-by: Peter De Schrijver <pdeschrijver@nvidia.com>
Acked-by: Stephen Warren <swarren@nvidia.com>
Acked-by: Colin Cross <ccross@android.com>
Signed-off-by: Olof Johansson <olof@lixom.net>
hifive-unleashed-5.1
Peter De Schrijver 2011-12-14 17:03:16 +02:00 committed by Olof Johansson
parent 742face03f
commit 8e4fab2c39
3 changed files with 9 additions and 6 deletions
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1
arch/arm/mach-tegra/clock.h
View File

@ -148,7 +148,6 @@ struct tegra_clk_init_table {
void tegra2_init_clocks(void);
void clk_init(struct clk *clk);
struct clk *tegra_get_clock_by_name(const char *name);
unsigned long clk_measure_input_freq(void);
int clk_reparent(struct clk *c, struct clk *parent);
void tegra_clk_init_from_table(struct tegra_clk_init_table *table);
unsigned long clk_get_rate_locked(struct clk *c);

2
arch/arm/mach-tegra/tegra2_clocks.c
View File

@ -174,7 +174,7 @@ static int tegra_periph_clk_enable_refcount[3 * 32];
#define pmc_readl(reg) \
__raw_readl(reg_pmc_base + (reg))
unsigned long clk_measure_input_freq(void)
static unsigned long clk_measure_input_freq(void)
{
u32 clock_autodetect;
clk_writel(OSC_FREQ_DET_TRIG | 1, OSC_FREQ_DET);

12
arch/arm/mach-tegra/timer.c
View File

@ -182,14 +182,18 @@ static struct irqaction tegra_timer_irq = {
static void __init tegra_init_timer(void)
{
struct clk *clk;
unsigned long rate = clk_measure_input_freq();
unsigned long rate;
int ret;
clk = clk_get_sys("timer", NULL);
if (IS_ERR(clk))
pr_warn("Unable to get timer clock\n");
else
if (IS_ERR(clk)) {
pr_warn("Unable to get timer clock."
" Assuming 12Mhz input clock.\n");
rate = 12000000;
} else {
clk_enable(clk);
rate = clk_get_rate(clk);
}
/*
* rtc registers are used by read_persistent_clock, keep the rtc clock