extcon: arizona: Apply HP clamps correctly for WM8280

The headphone clamping is not set correctly currently, this was missed
because the wm8280 patches and the patch fixing the clamping for wm5110
went upstream at very similar times. This patch sets the headphone
clamping correctly for wm8280.
Signed-off-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>

drivers/extcon/extcon-arizona.c

@@ -145,6 +145,7 @@ static void arizona_extcon_hp_clamp(struct arizona_extcon_info *info,
 
 	switch (arizona->type) {
 	case WM5110:
+	case WM8280:
 		mask = ARIZONA_HP1L_SHRTO | ARIZONA_HP1L_FLWR |
 		       ARIZONA_HP1L_SHRTI;
 		if (clamp)