[U-Boot] [PATCH] net: zynq_gem: Add support for fixed-link phy
Michal Simek
michal.simek at xilinx.com
Wed Sep 26 08:14:37 UTC 2018
Based on dt-specs fixed-link doesn't require phy-handle to be used.
Fix driver to only read phy related setting when phy-handle is found.
Signed-off-by: Michal Simek <michal.simek at xilinx.com>
---
drivers/net/zynq_gem.c | 17 +++++++++--------
1 file changed, 9 insertions(+), 8 deletions(-)
diff --git a/drivers/net/zynq_gem.c b/drivers/net/zynq_gem.c
index d5c3fbe75a06..e22d048e8f08 100644
--- a/drivers/net/zynq_gem.c
+++ b/drivers/net/zynq_gem.c
@@ -699,14 +699,17 @@ static int zynq_gem_ofdata_to_platdata(struct udevice *dev)
/* Hardcode for now */
priv->phyaddr = -1;
- if (dev_read_phandle_with_args(dev, "phy-handle", NULL, 0, 0,
- &phandle_args)) {
- debug("phy-handle does not exist %s\n", dev->name);
- return -ENOENT;
+ if (!dev_read_phandle_with_args(dev, "phy-handle", NULL, 0, 0,
+ &phandle_args)) {
+ debug("phy-handle does exist %s\n", dev->name);
+ priv->phyaddr = ofnode_read_u32_default(phandle_args.node,
+ "reg", -1);
+ priv->phy_of_node = phandle_args.node;
+ priv->max_speed = ofnode_read_u32_default(phandle_args.node,
+ "max-speed",
+ SPEED_1000);
}
- priv->phyaddr = ofnode_read_u32_default(phandle_args.node, "reg", -1);
- priv->phy_of_node = phandle_args.node;
phy_mode = dev_read_prop(dev, "phy-mode", NULL);
if (phy_mode)
pdata->phy_interface = phy_get_interface_by_name(phy_mode);
@@ -716,8 +719,6 @@ static int zynq_gem_ofdata_to_platdata(struct udevice *dev)
}
priv->interface = pdata->phy_interface;
- priv->max_speed = ofnode_read_u32_default(phandle_args.node,
- "max-speed", SPEED_1000);
priv->int_pcs = dev_read_bool(dev, "is-internal-pcspma");
printf("ZYNQ GEM: %lx, phyaddr %x, interface %s\n", (ulong)priv->iobase,
--
1.9.1
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