usb: phy: samsung: Fix wrong bit mask for PHYPARAM1_PCS_TXDEEMPH

According to the datasheet, PHYPARAM1_PCS_TXDEEMPH is set as
6 bits [5:0]. Thus, the bit mask should be set as 0x3f, instead
of 0x1f.
Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>

drivers/usb/phy/phy-samsung-usb.h

@@ -216,7 +216,7 @@
 
 #define EXYNOS5_DRD_PHYPARAM1			(0x20)
 
-#define PHYPARAM1_PCS_TXDEEMPH_MASK		(0x1f << 0)
+#define PHYPARAM1_PCS_TXDEEMPH_MASK		(0x3f << 0)
 #define PHYPARAM1_PCS_TXDEEMPH			(0x1c)
 
 #define EXYNOS5_DRD_PHYTERM			(0x24)