diff options
Diffstat (limited to 'target/linux/brcm63xx/patches-3.3/421-BCM63XX-use-port-id-for-deciding-external-phy.patch')
| -rw-r--r-- | target/linux/brcm63xx/patches-3.3/421-BCM63XX-use-port-id-for-deciding-external-phy.patch | 87 |
1 files changed, 87 insertions, 0 deletions
diff --git a/target/linux/brcm63xx/patches-3.3/421-BCM63XX-use-port-id-for-deciding-external-phy.patch b/target/linux/brcm63xx/patches-3.3/421-BCM63XX-use-port-id-for-deciding-external-phy.patch new file mode 100644 index 0000000000..da7013d8ff --- /dev/null +++ b/target/linux/brcm63xx/patches-3.3/421-BCM63XX-use-port-id-for-deciding-external-phy.patch @@ -0,0 +1,87 @@ +From 85e4551e033df7cb043e93042661fc1e58799efa Mon Sep 17 00:00:00 2001 +From: Jonas Gorski <jonas.gorski@gmail.com> +Date: Sun, 8 Jul 2012 15:36:23 +0200 +Subject: [PATCH 52/84] BCM63XX: use port id for deciding external phy + +Ports 0-3 always use the internal phy, while 4+ always need an external +phy to work. +--- + .../include/asm/mach-bcm63xx/bcm63xx_dev_enet.h | 3 ++- + drivers/net/ethernet/broadcom/bcm63xx_enet.c | 15 ++++++++------- + drivers/net/ethernet/broadcom/bcm63xx_enet.h | 5 +++++ + 3 files changed, 15 insertions(+), 8 deletions(-) + +--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_enet.h ++++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_enet.h +@@ -45,9 +45,10 @@ struct bcm63xx_enet_platform_data { + #define ENETSW_MAX_PORT 6 + #define ENETSW_PORTS_6368 6 /* 4 FE PHY + 2 RGMII */ + ++#define ENETSW_RGMII_PORT0 4 ++ + struct bcm63xx_enetsw_port { + int used; +- int external_phy; + int phy_id; + + int bypass_link; +--- a/drivers/net/ethernet/broadcom/bcm63xx_enet.c ++++ b/drivers/net/ethernet/broadcom/bcm63xx_enet.c +@@ -2046,6 +2046,7 @@ static void swphy_poll_timer(unsigned lo + for (i = 0; i < priv->num_ports; i++) { + struct bcm63xx_enetsw_port *port; + int val, j, up, advertise, lpa, lpa2, speed, duplex, media; ++ int external_phy = bcm_enet_port_is_rgmii(i); + u8 override; + + port = &priv->used_ports[i]; +@@ -2057,7 +2058,7 @@ static void swphy_poll_timer(unsigned lo + + /* dummy read to clear */ + for (j = 0; j < 2; j++) +- val = bcmenet_sw_mdio_read(priv, port->external_phy, ++ val = bcmenet_sw_mdio_read(priv, external_phy, + port->phy_id, MII_BMSR); + + if (val == 0xffff) +@@ -2081,14 +2082,14 @@ static void swphy_poll_timer(unsigned lo + continue; + } + +- advertise = bcmenet_sw_mdio_read(priv, port->external_phy, ++ advertise = bcmenet_sw_mdio_read(priv, external_phy, + port->phy_id, MII_ADVERTISE); + +- lpa = bcmenet_sw_mdio_read(priv, port->external_phy, +- port->phy_id, MII_LPA); ++ lpa = bcmenet_sw_mdio_read(priv, external_phy, port->phy_id, ++ MII_LPA); + +- lpa2 = bcmenet_sw_mdio_read(priv, port->external_phy, +- port->phy_id, MII_STAT1000); ++ lpa2 = bcmenet_sw_mdio_read(priv, external_phy, port->phy_id, ++ MII_STAT1000); + + /* figure out media and duplex from advertise and LPA values */ + media = mii_nway_result(lpa & advertise); +@@ -2457,7 +2458,7 @@ static int bcm_enetsw_phy_is_external(st + if (!priv->used_ports[i].used) + continue; + if (priv->used_ports[i].phy_id == phy_id) +- return priv->used_ports[i].external_phy; ++ return bcm_enet_port_is_rgmii(i); + } + + printk_once(KERN_WARNING "bcm63xx_enet: could not find a used port " +--- a/drivers/net/ethernet/broadcom/bcm63xx_enet.h ++++ b/drivers/net/ethernet/broadcom/bcm63xx_enet.h +@@ -365,4 +365,9 @@ struct bcm_enet_priv { + spinlock_t enetsw_mdio_lock; + }; + ++static inline int bcm_enet_port_is_rgmii(int portid) ++{ ++ return portid >= ENETSW_RGMII_PORT0; ++} ++ + #endif /* ! BCM63XX_ENET_H_ */ |