net: phy: broadcom: Fix PHY_BRCM_IDDQ_SUSPEND definition

An extraneous number was added during the inclusion of that change,
correct that such that we use a single bit as is expected by the PHY
driver.
Reported-by: Justin Chen <justinpopo6@gmail.com>
Fixes: d6da08ed ("net: phy: broadcom: Add IDDQ-SR mode")
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

include/linux/brcmphy.h

@@ -67,7 +67,7 @@
 #define PHY_BRCM_CLEAR_RGMII_MODE	0x00000004
 #define PHY_BRCM_DIS_TXCRXC_NOENRGY	0x00000008
 #define PHY_BRCM_EN_MASTER_MODE		0x00000010
-#define PHY_BRCM_IDDQ_SUSPEND		0x000000220
+#define PHY_BRCM_IDDQ_SUSPEND		0x00000020
 
 /* Broadcom BCM7xxx specific workarounds */
 #define PHY_BRCM_7XXX_REV(x)		(((x) >> 8) & 0xff)