Hi Etienne,

On 6/24/24 2:40 PM, ETIENNE DUBLE wrote:
This commit implements the .bind member function,
and gives a different name to interfaces:
"RTL8169#0", "RTL8169#1", etc.

This was tested on a FriendlyElec Nanopi R5C board,
which has two RTL-8125B interfaces managed by this
driver. Since they were given the same name, it
was previously not possible to select the 2nd one
using ethact or ethprime environment variables.

Signed-off-by: Etienne Dublé <etienne.du...@imag.fr>
---

  drivers/net/rtl8169.c | 11 +++++++++++
  1 file changed, 11 insertions(+)

diff --git a/drivers/net/rtl8169.c b/drivers/net/rtl8169.c
index 93e83661ce..b30d51731f 100644
--- a/drivers/net/rtl8169.c
+++ b/drivers/net/rtl8169.c
@@ -1091,6 +1091,16 @@ static int rtl8169_eth_probe(struct udevice *dev)
        return 0;
  }
+static int rtl8169_eth_bind(struct udevice *dev)
+{
+       static int card_number;
+       char name[16];
+
+       sprintf(name, "RTL8169#%u", card_number++);
+
+       return device_set_name(dev, name);
+}
+

I don't think we can guarantee bind order so this may not be stable over time.

I'm wondering if there isn't a way to use the "ethernet" (ethernet0, ethernet1) alias in DT instead?

Cheers,
Quentin

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