On 11/13/2014 03:40 PM, Roger Quadros wrote:
> On 11/13/2014 04:07 PM, Marc Kleine-Budde wrote:
>> On 11/13/2014 01:22 PM, Roger Quadros wrote:
>>> The SoC contains 2 DCAN modules. Add them.
>>>
>>> Signed-off-by: Roger Quadros <rogerq@xxxxxx>
>>> ---
>>> arch/arm/boot/dts/am4372.dtsi | 22 ++++++++++++++++++++++
>>> 1 file changed, 22 insertions(+)
>>>
>>> diff --git a/arch/arm/boot/dts/am4372.dtsi b/arch/arm/boot/dts/am4372.dtsi
>>> index 899c57c..12fb1db 100644
>>> --- a/arch/arm/boot/dts/am4372.dtsi
>>> +++ b/arch/arm/boot/dts/am4372.dtsi
>>> @@ -901,6 +901,28 @@
>>> compatible = "mmio-sram";
>>> reg = <0x40300000 0x40000>; /* 256k */
>>> };
>>> +
>>> + dcan0: can@481cc000 {
>>> + compatible = "ti,am3352-d_can";
>>
>> You should add "ti,am4372-d_can" as first compatible here.
>>
> We don't have a separate compatible id for am4372-d_can
> as it the IP exactly same as am3352-d_can.
Having the "ti,am4372-d_can" compatible gives you the freedom to add
some spacial handling for the IP if there turns that you need to without
needing to modify the device tree. (We do this on imx.)
Marc
--
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