[U-Boot] [PATCH] ARM: dts: socfpga: Add missing altr, sysmgr-syscon for EMAC

Dinh Nguyen
2019-03-13T15:33:57Z

On 3/13/19 9:32 AM, Dinh Nguyen wrote:
>
>
> On 3/13/19 12:59 AM, Ley Foon Tan wrote:
>> On Wed, 2019-03-13 at 04:30 +0100, Marek Vasut wrote:
>>> On 3/13/19 4:03 AM, Ley Foon Tan wrote:
>>>>
>>>> Syscon register is required in dts to select correct
>>>> PHY interface.
>>>>
>>>> Fix error below:
>>>>
>>>> Net:   Failed to get syscon: -2
>>>>
>>>> Signed-off-by: Ley Foon Tan <ley.foon.tan@intel.com>
>>> Is this fixed in mainline Linux too ?
>> Didn't see this in mainline Linux.
>>
>> Dinh, do you aware of this? I see sysmgr-syscon error in EMAC in v4.20
>> kernel.
>>
>> [    1.427994] socfpga-dwmac ff800000.ethernet: Could not read
>> reg_offset from sysmgr-syscon!
>> [    1.436241] socfpga-dwmac ff800000.ethernet: Unable to parse OF data
>> [    1.442646] socfpga-dwmac: probe of ff800000.ethernet failed with
>> error -22

It looks like you're running downstream Linux. The failed to probe
message is only in the downstream Linux, not upstream Linux.

Dinh