* get_sys_clk_speed() - determine reference oscillator speed
* based on known 32kHz clock and gptimer.
*****************************************************************************/
-u32 get_osc_clk_speed(void)
+static u32 get_osc_clk_speed(void)
{
u32 start, cstart, cend, cdiff, cdiv, val;
struct prcm *prcm_base = (struct prcm *)PRCM_BASE;
* get_sys_clkin_sel() - returns the sys_clkin_sel field value based on
* input oscillator clock frequency.
*****************************************************************************/
-void get_sys_clkin_sel(u32 osc_clk, u32 *sys_clkin_sel)
+static void get_sys_clkin_sel(u32 osc_clk, u32 *sys_clkin_sel)
{
switch(osc_clk) {
case S38_4M: