[ARM] pxa: fix naming of memory/lcd/core clock functions

Rename pxa25x and pxa27x memory/lcd/core clock functions, and
select the correct version at run time.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/arch/arm/mach-pxa/pxa25x.c b/arch/arm/mach-pxa/pxa25x.c
index 6dfcca7..bcf3f0a 100644
--- a/arch/arm/mach-pxa/pxa25x.c
+++ b/arch/arm/mach-pxa/pxa25x.c
@@ -53,7 +53,7 @@
  * We assume these values have been applied via a fcs.
  * If info is not 0 we also display the current settings.
  */
-unsigned int get_clk_frequency_khz(int info)
+unsigned int pxa25x_get_clk_frequency_khz(int info)
 {
 	unsigned long cccr, turbo;
 	unsigned int l, L, m, M, n2, N;
@@ -86,28 +86,14 @@
 	return (turbo & 1) ? (N/1000) : (M/1000);
 }
 
-EXPORT_SYMBOL(get_clk_frequency_khz);
-
 /*
  * Return the current memory clock frequency in units of 10kHz
  */
-unsigned int get_memclk_frequency_10khz(void)
+unsigned int pxa25x_get_memclk_frequency_10khz(void)
 {
 	return L_clk_mult[(CCCR >> 0) & 0x1f] * BASE_CLK / 10000;
 }
 
-EXPORT_SYMBOL(get_memclk_frequency_10khz);
-
-/*
- * Return the current LCD clock frequency in units of 10kHz
- */
-unsigned int get_lcdclk_frequency_10khz(void)
-{
-	return get_memclk_frequency_10khz();
-}
-
-EXPORT_SYMBOL(get_lcdclk_frequency_10khz);
-
 #ifdef CONFIG_PM
 
 #define SAVE(x)		sleep_save[SLEEP_SAVE_##x] = x