[U-Boot] [PATCH v3 07/10] i2c: sh_i2c.c: remove unused function

[Tetsuyuki Kobayashi]

irq_wait() was not used. So removed it to elminate compiler warnings.

Acked-by: Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj at renesas.com>
Signed-off-by: Tetsuyuki Kobayashi <koba at kmckk.co.jp>
---
Changes for v2:
 - new
Changes for v3:
 - none

 drivers/i2c/sh_i2c.c |   16 ----------------
 1 file changed, 16 deletions(-)

diff --git a/drivers/i2c/sh_i2c.c b/drivers/i2c/sh_i2c.c
index 6a5ecba..afcb503 100644
--- a/drivers/i2c/sh_i2c.c
+++ b/drivers/i2c/sh_i2c.c
@@ -58,22 +58,6 @@ static u16 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;
-- 
1.7.9.5