net: dsa: b53: Add BCM5389 support

This patch adds support for the BCM5389 switch connected through MDIO.

Signed-off-by: Damien Thébault <damien.thebault@vitec.com>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

4 files changed, 19 insertions, 1 deletions

diff --git a/Documentation/devicetree/bindings/net/dsa/b53.txt b/Documentation/devicetree/bindings/net/dsa/b53.txt
index 8acf51a4dfa8..47a6a7fe0b86 100644
--- a/Documentation/devicetree/bindings/net/dsa/b53.txt
+++ b/Documentation/devicetree/bindings/net/dsa/b53.txt
@@ -10,6 +10,7 @@ Required properties:
       "brcm,bcm53128"
       "brcm,bcm5365"
       "brcm,bcm5395"
+      "brcm,bcm5389"
       "brcm,bcm5397"
       "brcm,bcm5398"
 
diff --git a/drivers/net/dsa/b53/b53_common.c b/drivers/net/dsa/b53/b53_common.c
index 78616787f2a3..3da5fca77cbd 100644
--- a/drivers/net/dsa/b53/b53_common.c
+++ b/drivers/net/dsa/b53/b53_common.c
@@ -1712,6 +1712,18 @@ static const struct b53_chip_data b53_switch_chips[] = {
                 .duplex_reg = B53_DUPLEX_STAT_FE,
         },
         {
+                .chip_id = BCM5389_DEVICE_ID,
+                .dev_name = "BCM5389",
+                .vlans = 4096,
+                .enabled_ports = 0x1f,
+                .arl_entries = 4,
+                .cpu_port = B53_CPU_PORT,
+                .vta_regs = B53_VTA_REGS,
+                .duplex_reg = B53_DUPLEX_STAT_GE,
+                .jumbo_pm_reg = B53_JUMBO_PORT_MASK,
+                .jumbo_size_reg = B53_JUMBO_MAX_SIZE,
+        },
+        {
                 .chip_id = BCM5395_DEVICE_ID,
                 .dev_name = "BCM5395",
                 .vlans = 4096,
@@ -2034,6 +2046,7 @@ int b53_switch_detect(struct b53_device *dev)
                 else
                         dev->chip_id = BCM5365_DEVICE_ID;
                 break;
+        case BCM5389_DEVICE_ID:
         case BCM5395_DEVICE_ID:
         case BCM5397_DEVICE_ID:
         case BCM5398_DEVICE_ID:
diff --git a/drivers/net/dsa/b53/b53_mdio.c b/drivers/net/dsa/b53/b53_mdio.c
index fa7556f5d4fb..a533a90e3904 100644
--- a/drivers/net/dsa/b53/b53_mdio.c
+++ b/drivers/net/dsa/b53/b53_mdio.c
@@ -285,6 +285,7 @@ static const struct b53_io_ops b53_mdio_ops = {
 #define B53_BRCM_OUI_1  0x0143bc00
 #define B53_BRCM_OUI_2  0x03625c00
 #define B53_BRCM_OUI_3  0x00406000
+#define B53_BRCM_OUI_4  0x01410c00
 
 static int b53_mdio_probe(struct mdio_device *mdiodev)
 {
@@ -311,7 +312,8 @@ static int b53_mdio_probe(struct mdio_device *mdiodev)
          */
         if ((phy_id & 0xfffffc00) != B53_BRCM_OUI_1 &&
             (phy_id & 0xfffffc00) != B53_BRCM_OUI_2 &&
-            (phy_id & 0xfffffc00) != B53_BRCM_OUI_3) {
+            (phy_id & 0xfffffc00) != B53_BRCM_OUI_3 &&
+            (phy_id & 0xfffffc00) != B53_BRCM_OUI_4) {
                 dev_err(&mdiodev->dev, "Unsupported device: 0x%08x\n", phy_id);
                 return -ENODEV;
         }
@@ -360,6 +362,7 @@ static const struct of_device_id b53_of_match[] = {
         { .compatible = "brcm,bcm53125" },
         { .compatible = "brcm,bcm53128" },
         { .compatible = "brcm,bcm5365" },
+        { .compatible = "brcm,bcm5389" },
         { .compatible = "brcm,bcm5395" },
         { .compatible = "brcm,bcm5397" },
         { .compatible = "brcm,bcm5398" },
diff --git a/drivers/net/dsa/b53/b53_priv.h b/drivers/net/dsa/b53/b53_priv.h
index 1187ebd79287..3b57f47d0e79 100644
--- a/drivers/net/dsa/b53/b53_priv.h
+++ b/drivers/net/dsa/b53/b53_priv.h
@@ -48,6 +48,7 @@ struct b53_io_ops {
 enum {
         BCM5325_DEVICE_ID = 0x25,
         BCM5365_DEVICE_ID = 0x65,
+        BCM5389_DEVICE_ID = 0x89,
         BCM5395_DEVICE_ID = 0x95,
         BCM5397_DEVICE_ID = 0x97,
         BCM5398_DEVICE_ID = 0x98,