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Subject[PATCH] usb: phy: phy-fsl-usb: Remove some unused functions
Date
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>
---
drivers/usb/phy/phy-fsl-usb.c | 35 -----------------------------------
1 file changed, 35 deletions(-)

diff --git a/drivers/usb/phy/phy-fsl-usb.c b/drivers/usb/phy/phy-fsl-usb.c
index f1ea599..395d84c 100644
--- 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)
{
--
1.7.10.4


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