i2c: sh: Remove irq_wait function

irq_wait function is not referred to from anywhere.

Reported-by: Albert ARIBAUD <albert.u.boot@aribaud.net>
Signed-off-by: Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com>

diff --git a/drivers/i2c/sh_i2c.c b/drivers/i2c/sh_i2c.c
index fd8cb9285c2586736bbe71de673967322044db2d..3147123bba878093d91d91547faacf067ecb628a 100644 (file)
--- a/drivers/i2c/sh_i2c.c
+++ b/drivers/i2c/sh_i2c.c
@@ -52,22 +52,6 @@ static u8 iccl, icch;
 
 #define IRQ_WAIT 1000
 
-static void irq_wait(struct sh_i2c *base)
-{
-       int i;
-       u8 status;
-
-       for (i = 0 ; i < IRQ_WAIT ; i++) {
-               status = readb(&base->icsr);
-               if (SH_IC_WAIT & status)
-                       break;
-
-               udelay(10);
-       }
-
-       writeb(status & ~SH_IC_WAIT, &base->icsr);
-}
-
 static void irq_dte(struct sh_i2c *base)
 {
        int i;