[PATCH] mfd: omap-usb-tll: remove unused usbtll_readb function

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clang with W=1 reports
drivers/mfd/omap-usb-tll.c:128:18: error: unused function
  'usbtll_readb' [-Werror,-Wunused-function]
static inline u8 usbtll_readb(void __iomem *base, u32 reg)
This function is not used so remove it.

Signed-off-by: Tom Rix <trix@xxxxxxxxxx>
 drivers/mfd/omap-usb-tll.c | 5 -----
 1 file changed, 5 deletions(-)

diff --git a/drivers/mfd/omap-usb-tll.c b/drivers/mfd/omap-usb-tll.c
index 8ca4067da6cd..69cbc2097911 100644
--- a/drivers/mfd/omap-usb-tll.c
+++ b/drivers/mfd/omap-usb-tll.c
@@ -125,11 +125,6 @@ static inline void usbtll_writeb(void __iomem *base, u32 reg, u8 val)
 	writeb_relaxed(val, base + reg);
-static inline u8 usbtll_readb(void __iomem *base, u32 reg)
-	return readb_relaxed(base + reg);
 static bool is_ohci_port(enum usbhs_omap_port_mode pmode)

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