I2C: TWL4030: Fix wrong variable warning

twl4030_i2c_write_u8 expects a u8 variable.
Change ctrl to be u8 in power_companion_init().
Signed-off-by: Felipe Balbi <felipe.balbi@nokia.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

drivers/i2c/chips/twl4030-core.c

@@ -679,7 +679,8 @@ static int unprotect_pm_master(void)
 static int power_companion_init(void)
 {
 	struct clk *osc;
-	u32 rate, ctrl = HFCLK_FREQ_26_MHZ;
+	u32 rate;
+	u8 ctrl = HFCLK_FREQ_26_MHZ;
 	int e = 0;
 
 	if (cpu_is_omap2430())