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>

diff --git a/drivers/usb/phy/phy-fsl-usb.c b/drivers/usb/phy/phy-fsl-usb.c
index ab38aa32a6c160ee6d38b61dc22b308180f945f1..94eb2923afed03d58578bd9ea89af50116206a35 100644 (file)
--- a/drivers/usb/phy/phy-fsl-usb.c
+++ b/drivers/usb/phy/phy-fsl-usb.c
@@ -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)
 {