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usb: phy: phy-fsl-usb: Remove some unused functions 

Removes some functions that are not used anywhere:
fsl_otg_tick_timer() view_ulpi()

This was partially found by using a static code analysis program called cppcheck.

Signed-off-by: Rickard Strandqvist <rickard_strandqvist@spectrumdigital.se>
Signed-off-by: Felipe Balbi <balbi@ti.com>
This commit is contained in:
Rickard Strandqvist 2015-01-01 20:15:34 +01:00 committed by Felipe Balbi
parent 0767320477
commit 6f15e2dc71
1 changed files with 0 additions and 35 deletions
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35
drivers/usb/phy/phy-fsl-usb.c
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@ -107,19 +107,6 @@ static void (*_fsl_writel)(u32 v, unsigned __iomem *p);
#define fsl_writel(val, addr) writel(val, addr)
#endif /* CONFIG_PPC32 */
/* Routines to access transceiver ULPI registers */
u8 view_ulpi(u8 addr)
{
u32 temp;
temp = 0x40000000 | (addr << 16);
fsl_writel(temp, &usb_dr_regs->ulpiview);
udelay(1000);
while (temp & 0x40)
temp = fsl_readl(&usb_dr_regs->ulpiview);
return (le32_to_cpu(temp) & 0x0000ff00) >> 8;
}
int write_ulpi(u8 addr, u8 data)
{
u32 temp;
@ -460,28 +447,6 @@ static void fsl_otg_fsm_del_timer(struct otg_fsm *fsm, enum otg_fsm_timer t)
fsl_otg_del_timer(fsm, timer);
}
/*
* Reduce timer count by 1, and find timeout conditions.
* Called by fsl_otg 1ms timer interrupt
*/
int fsl_otg_tick_timer(void)
{
struct fsl_otg_timer *tmp_timer, *del_tmp;
int expired = 0;
list_for_each_entry_safe(tmp_timer, del_tmp, &active_timers, list) {
tmp_timer->count--;
/* check if timer expires */
if (!tmp_timer->count) {
list_del(&tmp_timer->list);
tmp_timer->function(tmp_timer->data);
expired = 1;
}
}
return expired;
}
/* Reset controller, not reset the bus */
void otg_reset_controller(void)
{