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| author | Codrin Ciubotariu <codrin.ciubotariu@freescale.com> | 2015-01-12 14:08:29 +0200 |
|---|---|---|
| committer | York Sun <yorksun@freescale.com> | 2015-01-16 09:32:16 -0800 |
| commit | 6798c324ed5f0831040324af6c60cc0786b2b36f (patch) | |
| tree | 6e21aebea072b0520ab03e12a5acb33ec424c488 /drivers/net | |
| parent | f7c38cf827a0cf9d5ab4ca60131dffa10a2e4309 (diff) | |
| download | u-boot-imx-6798c324ed5f0831040324af6c60cc0786b2b36f.zip u-boot-imx-6798c324ed5f0831040324af6c60cc0786b2b36f.tar.gz u-boot-imx-6798c324ed5f0831040324af6c60cc0786b2b36f.tar.bz2 | |
net/fm: Fix error when FMAN MAC has no PHY
U-boot assumes that all FMAN ports have a PHY. Some SoCs (like T1040)
have fixed links. This means that the ports are connected MAC to MAc
and there is no Ethernet PHY attatched. This patch initializes a
FMAN MAC even if it doesn't have a PHY attached.
Signed-off-by: Codrin Ciubotariu <codrin.ciubotariu@freescale.com>
Reviewed-by: York Sun <yorksun@freescale.com>
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/fm/eth.c | 30 |
1 files changed, 18 insertions, 12 deletions
diff --git a/drivers/net/fm/eth.c b/drivers/net/fm/eth.c index f1e39b9..1d1089d 100644 --- a/drivers/net/fm/eth.c +++ b/drivers/net/fm/eth.c @@ -410,10 +410,15 @@ static int fm_eth_open(struct eth_device *dev, bd_t *bd) fmc_tx_port_graceful_stop_disable(fm_eth); #ifdef CONFIG_PHYLIB - ret = phy_startup(fm_eth->phydev); - if (ret) { - printf("%s: Could not initialize\n", fm_eth->phydev->dev->name); - return ret; + if (fm_eth->phydev) { + ret = phy_startup(fm_eth->phydev); + if (ret) { + printf("%s: Could not initialize\n", + fm_eth->phydev->dev->name); + return ret; + } + } else { + return 0; } #else fm_eth->phydev->speed = SPEED_1000; @@ -447,7 +452,8 @@ static void fm_eth_halt(struct eth_device *dev) /* disable bmi Rx port */ bmi_rx_port_disable(fm_eth->rx_port); - phy_shutdown(fm_eth->phydev); + if (fm_eth->phydev) + phy_shutdown(fm_eth->phydev); } static int fm_eth_send(struct eth_device *dev, void *buf, int len) @@ -625,11 +631,12 @@ static int init_phy(struct eth_device *dev) if (fm_eth->bus) { phydev = phy_connect(fm_eth->bus, fm_eth->phyaddr, dev, fm_eth->enet_if); - } - - if (!phydev) { - printf("Failed to connect\n"); - return -1; + if (!phydev) { + printf("Failed to connect\n"); + return -1; + } + } else { + return 0; } if (fm_eth->type == FM_ETH_1G_E) { @@ -711,8 +718,7 @@ int fm_eth_initialize(struct ccsr_fman *reg, struct fm_eth_info *info) if (!fm_eth_startup(fm_eth)) return 0; - if (init_phy(dev)) - return 0; + init_phy(dev); /* clear the ethernet address */ for (i = 0; i < 6; i++) |