Re: [PATCH 1/5] ARM: dts: exynos: Fix ethernet description for Odroid XU3

From: Lukasz Stelmach
Date: Tue Nov 03 2020 - 12:42:13 EST


It was <2020-11-03 wto 17:36>, when Krzysztof Kozlowski wrote:
> On Tue, Nov 03, 2020 at 01:46:14PM +0100, Łukasz Stelmach wrote:
>> Create ethernet alias
>
> Your commit msg should explain why.
>

OK. (And a separate patch - ack)

>> and assign appropriate compatible properties.
>
> Then what was before? Indeed they do not look like anything
> reasonable... old VID do not appear on any of Odroid boards.
>

The first is acutally an Intel hub, the second is a webcam. Where did
I found them? I can't be sure today.

In case of USB devices the kernel uses topology information to match
devices instead of compatible properties and u-boot uses
aliases. Therefore, bad IDs don't break anything.

>>
>> Signed-off-by: Łukasz Stelmach <l.stelmach@xxxxxxxxxxx>
>> ---
>
> Best regards,
> Krzysztof
>
>> arch/arm/boot/dts/exynos5422-odroidxu3.dts | 8 ++++++--
>> 1 file changed, 6 insertions(+), 2 deletions(-)
>>
>> diff --git a/arch/arm/boot/dts/exynos5422-odroidxu3.dts b/arch/arm/boot/dts/exynos5422-odroidxu3.dts
>> index d0f6ac5fa79d..2a4153484664 100644
>> --- a/arch/arm/boot/dts/exynos5422-odroidxu3.dts
>> +++ b/arch/arm/boot/dts/exynos5422-odroidxu3.dts
>> @@ -15,6 +15,10 @@
>> / {
>> model = "Hardkernel Odroid XU3";
>> compatible = "hardkernel,odroid-xu3", "samsung,exynos5800", "samsung,exynos5";
>> +
>> + aliases {
>> + ethernet = &ethernet;
>> + };
>> };
>>
>> &i2c_0 {
>> @@ -76,13 +80,13 @@ &usbhost2 {
>> #size-cells = <0>;
>>
>> hub@1 {
>> - compatible = "usb8087,0024";
>> + compatible = "usb0424,9514";
>> reg = <1>;
>> #address-cells = <1>;
>> #size-cells = <0>;
>>
>> ethernet: usbether@1 {
>> - compatible = "usb0c45,6310";
>> + compatible = "usb0424,ec00";
>> reg = <1>;
>> local-mac-address = [00 00 00 00 00 00]; /* Filled in by a bootloader */
>> };
>> --
>> 2.26.2
>>
>
>

--
Łukasz Stelmach
Samsung R&D Institute Poland
Samsung Electronics

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