From 4ed4aa20de50661de89dbe7896595e2b0bf44d5c Mon Sep 17 00:00:00 2001 From: Michal Simek Date: Tue, 12 Nov 2013 14:25:29 +0100 Subject: net: gem: Check if phy was correctly detected As tsec and fm drivers checking phydev->link ensure that u-boot don't try access device if link is not ready. Signed-off-by: Michal Simek --- drivers/net/zynq_gem.c | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'drivers') diff --git a/drivers/net/zynq_gem.c b/drivers/net/zynq_gem.c index 6a017a8102..381bca459e 100644 --- a/drivers/net/zynq_gem.c +++ b/drivers/net/zynq_gem.c @@ -339,6 +339,11 @@ static int zynq_gem_init(struct eth_device *dev, bd_t * bis) phy_config(phydev); phy_startup(phydev); + if (!phydev->link) { + printf("%s: No link.\n", phydev->dev->name); + return -1; + } + switch (phydev->speed) { case SPEED_1000: writel(ZYNQ_GEM_NWCFG_INIT | ZYNQ_GEM_NWCFG_SPEED1000, -- cgit v1.2.3 From 6f9b93723a39dc6d6231c842bb0166bd6258ee53 Mon Sep 17 00:00:00 2001 From: Michal Simek Date: Thu, 21 Nov 2013 16:15:51 +0100 Subject: net: axi_emac: Check if phy was correctly detected As tsec and fm drivers checking phydev->link ensure that u-boot don't try access device if link is not ready. Signed-off-by: Michal Simek --- drivers/net/xilinx_axi_emac.c | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'drivers') diff --git a/drivers/net/xilinx_axi_emac.c b/drivers/net/xilinx_axi_emac.c index bb5044b31f..262b67b6cf 100644 --- a/drivers/net/xilinx_axi_emac.c +++ b/drivers/net/xilinx_axi_emac.c @@ -261,6 +261,10 @@ static int setup_phy(struct eth_device *dev) phydev->dev->name); return 0; } + if (!phydev->link) { + printf("%s: No link.\n", phydev->dev->name); + return 0; + } switch (phydev->speed) { case 1000: -- cgit v1.2.3