Op 2 aug. 2012, om 21:56 heeft Daniel Mack <zonque@xxxxxxxxx> het volgende geschreven:
> On 02.08.2012 17:37, Koen Kooi wrote:
>> But I still can't get it working:
>>
>> root@beaglebone:~# dmesg | grep -i cpsw [ 13.504425] net eth0:
>> initializing cpsw version 1.12 (0)
>>
>> root@beaglebone:~# dmesg | grep -i phy [ 0.000000] Booting Linux
>> on physical CPU 0 [ 0.228496] nop_usb_xceiv phy.17: transceiver
>> type USB2 PHY already exists [ 13.512056] libphy: PHY
>> davinci_mdio-0:00 not found [ 13.517168] net eth0: phy
>> davinci_mdio-0:00 not found on slave 0 [ 13.523516] libphy: PHY
>> davinci_mdio-0:01 not found [ 13.528675] net eth0: phy
>> davinci_mdio-0:01 not found on slave 1
>>
>> root@beaglebone:~# ifconfig -a | grep eth eth0 Link
>> encap:Ethernet HWaddr 00:04:9F:01:1B:B8
>
> Ok, I got it up and and running now on my board using the two
> davinci_mdio drivers and the hwmod addition I just posted.
>
> With those applied on top of Mugunthan work, I can link my cpsw slave
> with the phy id "davinci_mdio.18-:04", but the 18 is just the global
> device counter which will change again once I add more devices. That
> still needs some cleanup.
>
> Anyway, at least I can boot into my NFS root now :) Koen, can you try
> this on your board and see if that works for you as well?
[koen@Angstrom-F16-vm-rpm kernel]$ git diff
diff --git a/arch/arm/boot/dts/am335x-bone.dts b/arch/arm/boot/dts/am335x-bone.dts
index ac7fab5..c33a05d 100644
--- a/arch/arm/boot/dts/am335x-bone.dts
+++ b/arch/arm/boot/dts/am335x-bone.dts
@@ -33,6 +33,11 @@
};
};
+ mdio: davinci_mdio@4a101000 {
+ compatible = "ti,davinci-mdio";
+ ti,hwmods = "davinci_mdio";
+ };
+
mac: ethernet@4A100000 {
compatible = "ti,cpsw";
ti,hwmods = "cpgmac0";
@@ -49,19 +54,13 @@
no_bd_ram = <0>;
rx_descs = <64>;
mac_control = <0x20>;
- slaves = <2>;
+ slaves = <1>;
slave@0 {
slave_reg_ofs = <0x208>;
sliver_reg_ofs = <0xd80>;
- phy_id = "davinci_mdio-0:00";
+ phy_id = "davinci_mdio.21-:00";
mac-address = [00 04 9F 01 1B B8];
};
- slave@1 {
- slave_reg_ofs = <0x308>;
- sliver_reg_ofs = <0xdc0>;
- phy_id = "davinci_mdio-0:01";
- mac-address = [00 04 9F 01 1B B9];
- };
};
};
leads to:
[ 14.127177] net eth0: initializing cpsw version 1.12 (0)
[ 14.135038] net eth0: phy found : id is : 0x7c0f1
[ 17.871215] libphy: davinci_mdio.21-:00 - Link is Up - 100/Full
So you can add my Tested-by: to the patches if you want :)
regards,
Koen--
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