Add support for the ar8316 switch. This patch enhances the ar8216 driver with ar8316...
authorJo-Philipp Wich <jow@openwrt.org>
Mon, 5 Apr 2010 23:03:16 +0000 (23:03 +0000)
committerJo-Philipp Wich <jow@openwrt.org>
Mon, 5 Apr 2010 23:03:16 +0000 (23:03 +0000)
[PATCH 2/2] ar71xx: Add the ar8316 driver to rs pro/rb-450g.
Add the ar8216 driver to the ar71xx target, and add network
configurations for the RouterStation Pro and the RouterBoard RB-450G.

SVN-Revision: 20722

target/linux/ar71xx/base-files/etc/defconfig/rb-450g/network [new file with mode: 0644]
target/linux/ar71xx/base-files/etc/defconfig/routerstation-pro/network
target/linux/ar71xx/config-2.6.32
target/linux/ar71xx/config-2.6.33
target/linux/ar71xx/config-2.6.34
target/linux/ar71xx/files/arch/mips/ar71xx/mach-rb4xx.c
target/linux/ar71xx/files/arch/mips/ar71xx/mach-ubnt.c
target/linux/generic-2.6/files/drivers/net/phy/ar8216.c
target/linux/generic-2.6/files/drivers/net/phy/ar8216.h

diff --git a/target/linux/ar71xx/base-files/etc/defconfig/rb-450g/network b/target/linux/ar71xx/base-files/etc/defconfig/rb-450g/network
new file mode 100644 (file)
index 0000000..f678030
--- /dev/null
@@ -0,0 +1,26 @@
+config interface loopback
+       option ifname   lo
+       option proto    static
+       option ipaddr   127.0.0.1
+       option netmask  255.0.0.0
+
+config interface lan
+       option ifname   eth1
+       option type     bridge
+       option proto    static
+       option ipaddr   192.168.1.1
+       option netmask  255.255.255.0
+
+config interface wan
+       option ifname   eth0
+       option proto    dhcp
+
+config switch
+        option name     eth1
+        option reset    1
+        option enable_vlan 1
+
+config switch_vlan
+        option device   eth1
+        option vlan     1
+        option ports    "0 1 2 3 4"
index ff7b42d8752bec428b624455fcac6dd3da81ef46..f678030ce2ecdd0ce206965623b49ce6562d8c5c 100644 (file)
@@ -14,3 +14,13 @@ config interface lan
 config interface wan
        option ifname   eth0
        option proto    dhcp
+
+config switch
+        option name     eth1
+        option reset    1
+        option enable_vlan 1
+
+config switch_vlan
+        option device   eth1
+        option vlan     1
+        option ports    "0 1 2 3 4"
index 7770266724541ef1d0b535a10d806b490739d954..417d718223092d99093218cf30886613fcfcb104 100644 (file)
@@ -44,6 +44,7 @@ CONFIG_AR71XX_MACH_WRT400N=y
 CONFIG_AR71XX_MACH_WZR_HP_G300NH=y
 CONFIG_AR71XX_NVRAM=y
 CONFIG_AR71XX_WDT=y
+CONFIG_AR8216_PHY=y
 # CONFIG_ARCH_HAS_ILOG2_U32 is not set
 # CONFIG_ARCH_HAS_ILOG2_U64 is not set
 CONFIG_ARCH_HIBERNATION_POSSIBLE=y
index 1c29cc9f541b1659adc396b0f38c421a026e741d..e147b014954021817e2db53b6dce902e67860767 100644 (file)
@@ -44,6 +44,7 @@ CONFIG_AR71XX_MACH_WRT400N=y
 CONFIG_AR71XX_MACH_WZR_HP_G300NH=y
 CONFIG_AR71XX_NVRAM=y
 CONFIG_AR71XX_WDT=y
+CONFIG_AR8216_PHY=y
 # CONFIG_ARCH_HAS_ILOG2_U32 is not set
 # CONFIG_ARCH_HAS_ILOG2_U64 is not set
 CONFIG_ARCH_HIBERNATION_POSSIBLE=y
index 888a0e4d7039e37dedc9225f7693e411cc33cdc3..549b7a8c7ae1461dba6fde54b2120364250bb3c8 100644 (file)
@@ -43,6 +43,7 @@ CONFIG_AR71XX_MACH_WRT400N=y
 CONFIG_AR71XX_MACH_WZR_HP_G300NH=y
 CONFIG_AR71XX_NVRAM=y
 CONFIG_AR71XX_WDT=y
+CONFIG_AR8216_PHY=y
 # CONFIG_ARCH_HAS_ILOG2_U32 is not set
 # CONFIG_ARCH_HAS_ILOG2_U64 is not set
 CONFIG_ARCH_HIBERNATION_POSSIBLE=y
index f3fa4cf30e5ad4d8470c8b753706ce56023b527e..57c06d8c0cba4d2eccd995ca1819fe3a052d0696 100644 (file)
@@ -239,6 +239,7 @@ static void __init rb450_generic_setup(int gige)
        ar71xx_add_device_mdio(0xffffffe0);
 
        ar71xx_eth0_data.phy_if_mode = (gige) ? PHY_INTERFACE_MODE_RGMII : PHY_INTERFACE_MODE_MII;
+       ar71xx_eth0_data.phy_mask = (gige) ? (1 << 0) : 0;
        ar71xx_eth0_data.speed = (gige) ? SPEED_1000 : SPEED_100;
        ar71xx_eth0_data.duplex = DUPLEX_FULL;
 
index 3cd5a63ef506b0db3a208c05182a48b6fbb5b9a8..04a08dcf3e6c9b1a2003d6f0710eb05d0cb344c6 100644 (file)
@@ -177,6 +177,7 @@ static void __init ubnt_rspro_setup(void)
        ar71xx_eth0_data.phy_mask = UBNT_RSPRO_WAN_PHYMASK;
 
        ar71xx_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
+       ar71xx_eth1_data.phy_mask = UBNT_RSPRO_LAN_PHYMASK;
        ar71xx_eth1_data.speed = SPEED_1000;
        ar71xx_eth1_data.duplex = DUPLEX_FULL;
 
index 0a6eed9577a87d823159b1abae41cc5759b488f3..394e50d479562d19e585fcba146ea4fa85095fca 100644 (file)
@@ -31,6 +31,8 @@
 #include <linux/etherdevice.h>
 #include "ar8216.h"
 
+/* size of the vlan table */
+#define AR8X16_MAX_VLANS       128
 
 struct ar8216_priv {
        struct switch_dev dev;
@@ -39,11 +41,13 @@ struct ar8216_priv {
        void (*write)(struct ar8216_priv *priv, int reg, u32 val);
        const struct net_device_ops *ndo_old;
        struct net_device_ops ndo;
+       struct mutex reg_mutex;
+       int chip;
 
        /* all fields below are cleared on reset */
        bool vlan;
-       u16 vlan_id[AR8216_NUM_VLANS];
-       u8 vlan_table[AR8216_NUM_VLANS];
+       u16 vlan_id[AR8X16_MAX_VLANS];
+       u8 vlan_table[AR8X16_MAX_VLANS];
        u8 vlan_tagged;
        u16 pvid[AR8216_NUM_PORTS];
 };
@@ -110,6 +114,30 @@ ar8216_rmw(struct ar8216_priv *priv, int reg, u32 mask, u32 val)
        return v;
 }
 
+static inline int
+ar8216_id_chip(struct ar8216_priv *priv)
+{
+       u32 val;
+       u16 id;
+       val = ar8216_mii_read(priv, AR8216_REG_CTRL);
+       id = val & (AR8216_CTRL_REVISION | AR8216_CTRL_VERSION);
+       switch (id) {
+       case 0x0101:
+               return AR8216;
+       case 0x1001:
+               return AR8316;
+       default:
+               printk(KERN_ERR
+                       "ar8216: Unknown Atheros device [ver=%d, rev=%d, phy_id=%04x%04x]\n",
+                       (int)(val >> AR8216_CTRL_VERSION_S),
+                       (int)(val & AR8216_CTRL_REVISION),
+                       priv->phy->bus->read(priv->phy->bus, priv->phy->addr, 2),
+                       priv->phy->bus->read(priv->phy->bus, priv->phy->addr, 3));
+
+               return UNKNOWN;
+       }
+}
+
 static int
 ar8216_set_vlan(struct switch_dev *dev, const struct switch_attr *attr,
                 struct switch_val *val)
@@ -136,7 +164,7 @@ ar8216_set_pvid(struct switch_dev *dev, int port, int vlan)
 
        /* make sure no invalid PVIDs get set */
 
-       if (vlan >= AR8216_NUM_VLANS)
+       if (vlan >= dev->vlans)
                return -EINVAL;
 
        priv->pvid[port] = vlan;
@@ -336,7 +364,7 @@ ar8216_set_ports(struct switch_dev *dev, struct switch_val *val)
 
                        /* make sure that an untagged port does not
                         * appear in other vlans */
-                       for (j = 0; j < AR8216_NUM_VLANS; j++) {
+                       for (j = 0; j < AR8X16_MAX_VLANS; j++) {
                                if (j == val->port_vlan)
                                        continue;
                                priv->vlan_table[j] &= ~(1 << p->id);
@@ -383,6 +411,7 @@ ar8216_hw_apply(struct switch_dev *dev)
        u8 portmask[AR8216_NUM_PORTS];
        int i, j;
 
+       mutex_lock(&priv->reg_mutex);
        /* flush all vlan translation unit entries */
        ar8216_vtu_op(priv, AR8216_VTU_OP_FLUSH, 0);
 
@@ -390,7 +419,7 @@ ar8216_hw_apply(struct switch_dev *dev)
        if (priv->vlan) {
                /* calculate the port destination masks and load vlans
                 * into the vlan translation unit */
-               for (j = 0; j < AR8216_NUM_VLANS; j++) {
+               for (j = 0; j < AR8X16_MAX_VLANS; j++) {
                        u8 vp = priv->vlan_table[j];
 
                        if (!vp)
@@ -446,7 +475,7 @@ ar8216_hw_apply(struct switch_dev *dev)
                        AR8216_PORT_CTRL_SINGLE_VLAN | AR8216_PORT_CTRL_STATE |
                        AR8216_PORT_CTRL_HEADER | AR8216_PORT_CTRL_LEARN_LOCK,
                        AR8216_PORT_CTRL_LEARN |
-                         (priv->vlan && i == AR8216_PORT_CPU ?
+                         (priv->vlan && i == AR8216_PORT_CPU && (priv->chip == AR8216) ?
                           AR8216_PORT_CTRL_HEADER : 0) |
                          (egress << AR8216_PORT_CTRL_VLAN_MODE_S) |
                          (AR8216_PORT_STATE_FORWARD << AR8216_PORT_CTRL_STATE_S));
@@ -458,7 +487,73 @@ ar8216_hw_apply(struct switch_dev *dev)
                          (ingress << AR8216_PORT_VLAN_MODE_S) |
                          (pvid << AR8216_PORT_VLAN_DEFAULT_ID_S));
        }
+       mutex_unlock(&priv->reg_mutex);
+       return 0;
+}
+
+static int
+ar8316_hw_init(struct ar8216_priv *priv) {
+       static int initialized;
+       int i;
+       u32 val;
+       struct mii_bus *bus;
+
+       if (initialized)
+               return 0;
+
+       val = priv->read(priv, 0x8);
+
+       if (priv->phy->interface == PHY_INTERFACE_MODE_RGMII) {
+               /* value taken from Ubiquiti RouterStation Pro */
+               if (val == 0x81461bea) {
+                       /* switch already intialized by bootloader */
+                       initialized = true;
+                       return 0;
+               }
+               priv->write(priv, 0x8, 0x81461bea);
+       } else if (priv->phy->interface == PHY_INTERFACE_MODE_GMII) {
+               /* value taken from AVM Fritz!Box 7390 sources */
+               if (val == 0x010e5b71) {
+                       /* switch already initialized by bootloader */
+                       initialized = true;
+                       return 0;
+               }
+               priv->write(priv, 0x8, 0x010e5b71);
+       } else {
+               /* no known value for phy interface */
+               printk(KERN_ERR "ar8316: unsupported mii mode: %d.\n",
+                       priv->phy->interface);
+               return -EINVAL;
+       }
+
+       /* standard atheros magic */
+       priv->write(priv, 0x38, 0xc000050e);
 
+       /* Initialize the ports */
+       bus = priv->phy->bus;
+       for (i = 0; i < 5; i++) {
+               if ((i == 4) &&
+                       priv->phy->interface == PHY_INTERFACE_MODE_RGMII) {
+                       /* work around for phy4 rgmii mode */
+                       bus->write(bus, i, MII_ATH_DBG_ADDR, 0x12);
+                       bus->write(bus, i, MII_ATH_DBG_DATA, 0x480c);
+                       /* rx delay */
+                       bus->write(bus, i, MII_ATH_DBG_ADDR, 0x0);
+                       bus->write(bus, i, MII_ATH_DBG_DATA, 0x824e);
+                       /* tx delay */
+                       bus->write(bus, i, MII_ATH_DBG_ADDR, 0x5);
+                       bus->write(bus, i, MII_ATH_DBG_DATA, 0x3d47);
+                       msleep(1000);
+               }
+
+               /* initialize the port itself */
+               bus->write(bus, i, MII_ADVERTISE,
+                       ADVERTISE_ALL | ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM);
+               bus->write(bus, i, MII_CTRL1000, ADVERTISE_1000FULL);
+               bus->write(bus, i, MII_BMCR, BMCR_RESET | BMCR_ANENABLE);
+               msleep(1000);
+       }
+       initialized = true;
        return 0;
 }
 
@@ -468,9 +563,10 @@ ar8216_reset_switch(struct switch_dev *dev)
        struct ar8216_priv *priv = to_ar8216(dev);
        int i;
 
+       mutex_lock(&priv->reg_mutex);
        memset(&priv->vlan, 0, sizeof(struct ar8216_priv) -
                offsetof(struct ar8216_priv, vlan));
-       for (i = 0; i < AR8216_NUM_VLANS; i++) {
+       for (i = 0; i < AR8X16_MAX_VLANS; i++) {
                priv->vlan_id[i] = i;
        }
        for (i = 0; i < AR8216_NUM_PORTS; i++) {
@@ -485,9 +581,12 @@ ar8216_reset_switch(struct switch_dev *dev)
                if (i == AR8216_PORT_CPU) {
                        priv->write(priv, AR8216_REG_PORT_STATUS(i),
                                AR8216_PORT_STATUS_LINK_UP |
-                               AR8216_PORT_SPEED_100M |
+                               ((priv->chip == AR8316) ?
+                                       AR8216_PORT_SPEED_1000M : AR8216_PORT_SPEED_100M) |
                                AR8216_PORT_STATUS_TXMAC |
                                AR8216_PORT_STATUS_RXMAC |
+                               ((priv->chip == AR8316) ? AR8216_PORT_STATUS_RXFLOW : 0) |
+                               ((priv->chip == AR8316) ? AR8216_PORT_STATUS_TXFLOW : 0) |
                                AR8216_PORT_STATUS_DUPLEX);
                } else {
                        priv->write(priv, AR8216_REG_PORT_STATUS(i),
@@ -497,9 +596,20 @@ ar8216_reset_switch(struct switch_dev *dev)
        /* XXX: undocumented magic from atheros, required! */
        priv->write(priv, 0x38, 0xc000050e);
 
-       ar8216_rmw(priv, AR8216_REG_GLOBAL_CTRL,
-               AR8216_GCTRL_MTU, 1518 + 8 + 2);
+       if (priv->chip == AR8216) {
+               ar8216_rmw(priv, AR8216_REG_GLOBAL_CTRL,
+                       AR8216_GCTRL_MTU, 1518 + 8 + 2);
+       } else if (priv->chip == AR8316) {
+               /* enable jumbo frames */
+               ar8216_rmw(priv, AR8216_REG_GLOBAL_CTRL,
+                       AR8316_GCTRL_MTU, 9018 + 8 + 2);
+       }
 
+       if (priv->chip == AR8316) {
+               /* enable cpu port to receive multicast and broadcast frames */
+               priv->write(priv, AR8216_REG_FLOOD_MASK, 0x003f003f);
+       }
+       mutex_unlock(&priv->reg_mutex);
        return ar8216_hw_apply(dev);
 }
 
@@ -510,37 +620,74 @@ ar8216_config_init(struct phy_device *pdev)
        struct net_device *dev = pdev->attached_dev;
        int ret;
 
-       printk("%s: AR8216 PHY driver attached.\n", pdev->attached_dev->name);
-       pdev->supported = ADVERTISED_100baseT_Full;
-       pdev->advertising = ADVERTISED_100baseT_Full;
-
        priv = kzalloc(sizeof(struct ar8216_priv), GFP_KERNEL);
        if (priv == NULL)
                return -ENOMEM;
 
        priv->phy = pdev;
+
+       priv->chip = ar8216_id_chip(priv);
+
+       printk(KERN_INFO "%s: AR%d PHY driver attached.\n",
+               pdev->attached_dev->name, priv->chip);
+
+       if (pdev->addr != 0) {
+               if (priv->chip == AR8316) {
+                       pdev->supported |= SUPPORTED_1000baseT_Full;
+                       pdev->advertising |= ADVERTISED_1000baseT_Full;
+               }
+               kfree(priv);
+               return 0;
+       }
+
+       pdev->supported = priv->chip == AR8316 ?
+               SUPPORTED_1000baseT_Full : SUPPORTED_100baseT_Full;
+       pdev->advertising = pdev->supported;
+
+       mutex_init(&priv->reg_mutex);
        priv->read = ar8216_mii_read;
        priv->write = ar8216_mii_write;
        memcpy(&priv->dev, &athdev, sizeof(struct switch_dev));
        pdev->priv = priv;
+
+       if (priv->chip == AR8316) {
+               priv->dev.name = "Atheros AR8316";
+               priv->dev.vlans = AR8X16_MAX_VLANS;
+               /* port 5 connected to the other mac, therefore unusable */
+               priv->dev.ports = (AR8216_NUM_PORTS - 1);
+       }
+
        if ((ret = register_switch(&priv->dev, pdev->attached_dev)) < 0) {
                kfree(priv);
                goto done;
        }
 
+       if (priv->chip == AR8316) {
+               ret = ar8316_hw_init(priv);
+               if (ret) {
+                       kfree(priv);
+                       goto done;
+               }
+       }
+
        ret = ar8216_reset_switch(&priv->dev);
-       if (ret)
+       if (ret) {
+               kfree(priv);
                goto done;
+       }
 
        dev->phy_ptr = priv;
-       pdev->pkt_align = 2;
-       pdev->netif_receive_skb = ar8216_netif_receive_skb;
-       pdev->netif_rx = ar8216_netif_rx;
 
-       priv->ndo_old = dev->netdev_ops;
-       memcpy(&priv->ndo, priv->ndo_old, sizeof(struct net_device_ops));
-       priv->ndo.ndo_start_xmit = ar8216_mangle_tx;
-       dev->netdev_ops = &priv->ndo;
+       /* VID fixup only needed on ar8216 */
+       if (pdev->addr == 0 && priv->chip == AR8216) {
+               pdev->pkt_align = 2;
+               pdev->netif_receive_skb = ar8216_netif_receive_skb;
+               pdev->netif_rx = ar8216_netif_rx;
+               priv->ndo_old = dev->netdev_ops;
+               memcpy(&priv->ndo, priv->ndo_old, sizeof(struct net_device_ops));
+               priv->ndo.ndo_start_xmit = ar8216_mangle_tx;
+               dev->netdev_ops = &priv->ndo;
+       }
 
 done:
        return ret;
@@ -550,28 +697,39 @@ static int
 ar8216_read_status(struct phy_device *phydev)
 {
        struct ar8216_priv *priv = phydev->priv;
+       int ret;
+       if (phydev->addr != 0) {
+               return genphy_read_status(phydev);
+       }
 
-       phydev->speed = SPEED_100;
+       phydev->speed = priv->chip == AR8316 ? SPEED_1000 : SPEED_100;
        phydev->duplex = DUPLEX_FULL;
        phydev->link = 1;
 
        /* flush the address translation unit */
-       if (ar8216_wait_bit(priv, AR8216_REG_ATU, AR8216_ATU_ACTIVE, 0))
-               return -ETIMEDOUT;
+       mutex_lock(&priv->reg_mutex);
+       ret = ar8216_wait_bit(priv, AR8216_REG_ATU, AR8216_ATU_ACTIVE, 0);
 
-       priv->write(priv, AR8216_REG_ATU, AR8216_ATU_OP_FLUSH);
+       if (!ret)
+               priv->write(priv, AR8216_REG_ATU, AR8216_ATU_OP_FLUSH);
+       else
+               ret = -ETIMEDOUT;
+       mutex_unlock(&priv->reg_mutex);
 
        phydev->state = PHY_RUNNING;
        netif_carrier_on(phydev->attached_dev);
        phydev->adjust_link(phydev->attached_dev);
 
-       return 0;
+       return ret;
 }
 
 static int
 ar8216_config_aneg(struct phy_device *phydev)
 {
-       return 0;
+       if (phydev->addr == 0)
+               return 0;
+
+       return genphy_config_aneg(phydev);
 }
 
 static int
@@ -579,16 +737,10 @@ ar8216_probe(struct phy_device *pdev)
 {
        struct ar8216_priv priv;
 
-       u8 id, rev;
-       u32 val;
-
        priv.phy = pdev;
-       val = ar8216_mii_read(&priv, AR8216_REG_CTRL);
-       rev = val & AR8216_CTRL_REVISION;
-       id = (val & AR8216_CTRL_VERSION) >> AR8216_CTRL_VERSION_S;
-       if ((id != 1) || (rev != 1))
+       if (ar8216_id_chip(&priv) == UNKNOWN) {
                return -ENODEV;
-
+       }
        return 0;
 }
 
@@ -603,7 +755,8 @@ ar8216_remove(struct phy_device *pdev)
 
        if (priv->ndo_old && dev)
                dev->netdev_ops = priv->ndo_old;
-       unregister_switch(&priv->dev);
+       if (pdev->addr == 0)
+               unregister_switch(&priv->dev);
        kfree(priv);
 }
 
@@ -634,7 +787,9 @@ static struct switch_dev athdev = {
 };
 
 static struct phy_driver ar8216_driver = {
-       .name           = "Atheros AR8216",
+       .phy_id         = 0x004d0000,
+       .name           = "Atheros AR8216/AR8316",
+       .phy_id_mask    = 0xffff0000,
        .features       = PHY_BASIC_FEATURES,
        .probe          = ar8216_probe,
        .remove         = ar8216_remove,
index 0ba79fb3cd1541284ae7a22d57cf008d296157dd..5a8fa3c003ad8d49a11886ed5f52be30071db39f 100644 (file)
 #define AR8216_PORT_CPU        0
 #define AR8216_NUM_PORTS       6
 #define AR8216_NUM_VLANS       16
+#define AR8316_NUM_VLANS       4096
+
+/* Atheros specific MII registers */
+#define MII_ATH_DBG_ADDR               0x1d
+#define MII_ATH_DBG_DATA               0x1e
 
 #define AR8216_REG_CTRL                        0x0000
 #define   AR8216_CTRL_REVISION         BITS(0, 8)
 #define   AR8216_CTRL_VERSION_S                8
 #define   AR8216_CTRL_RESET            BIT(31)
 
+#define AR8216_REG_FLOOD_MASK          0x002C
+#define   AR8216_FM_UNI_DEST_PORTS     BITS(0, 6)
+#define   AR8216_FM_MULTI_DEST_PORTS   BITS(16, 6)
+
 #define AR8216_REG_GLOBAL_CTRL         0x0030
 #define   AR8216_GCTRL_MTU             BITS(0, 11)
+#define   AR8316_GCTRL_MTU             BITS(0, 14)
 
 #define AR8216_REG_VTU                 0x0040
 #define   AR8216_VTU_OP                        BITS(0, 3)
 #define   AR8216_ATU_ADDR1             BITS(16, 8)
 #define   AR8216_ATU_ADDR0             BITS(24, 8)
 
+#define AR8216_REG_ATU_CTRL            0x005C
+#define   AR8216_ATU_CTRL_AGE_EN       BIT(17)
+#define   AR8216_ATU_CTRL_AGE_TIME     BITS(0, 16)
+#define   AR8216_ATU_CTRL_AGE_TIME_S   0
+
 #define AR8216_PORT_OFFSET(_i)         (0x0100 * (_i + 1))
 #define AR8216_REG_PORT_STATUS(_i)     (AR8216_PORT_OFFSET(_i) + 0x0000)
 #define   AR8216_PORT_STATUS_SPEED     BITS(0,2)
@@ -162,4 +177,11 @@ enum {
        AR8216_PORT_STATE_FORWARD = 4
 };
 
+/* device */
+enum {
+  UNKNOWN = 0,
+  AR8216 = 8216,
+  AR8316 = 8316
+};
+
 #endif