[PATCH 2/3] dt-bindings: mtd: ti,elm: Add support for AM64 ELM
Krzysztof Kozlowski
krzk at kernel.org
Fri Mar 25 05:08:04 PDT 2022
On 25/03/2022 13:05, Roger Quadros wrote:
>
>
> On 24/03/2022 20:26, Krzysztof Kozlowski wrote:
>> On 23/03/2022 12:18, Roger Quadros wrote:
>>> TI's AM64 SoC has the Error Locator Module. Add compatible and
>>> related properties to support ELM on AM64 SoC.
>>>
>>> Signed-off-by: Roger Quadros <rogerq at kernel.org>
>>> ---
>>> .../devicetree/bindings/mtd/ti,elm.yaml | 27 ++++++++++++++++++-
>>> 1 file changed, 26 insertions(+), 1 deletion(-)
>>>
>>> diff --git a/Documentation/devicetree/bindings/mtd/ti,elm.yaml b/Documentation/devicetree/bindings/mtd/ti,elm.yaml
>>> index 24ed0fb84204..bc01d35ce605 100644
>>> --- a/Documentation/devicetree/bindings/mtd/ti,elm.yaml
>>> +++ b/Documentation/devicetree/bindings/mtd/ti,elm.yaml
>>> @@ -17,7 +17,9 @@ description:
>>> properties:
>>> compatible:
>>> items:
>>> - - const: ti,am3352-elm
>>> + - enum:
>>> + - ti,am3352-elm
>>> + - ti,am64-elm
>>>
>>> reg:
>>> maxItems: 1
>>> @@ -25,6 +27,17 @@ properties:
>>> interrupts:
>>> maxItems: 1
>>>
>>> + clocks:
>>> + maxItems: 1
>>> + description: Functional clock.
>>> +
>>> + clock-names:
>>> + items:
>>> + - const: fck
>>> +
>>> + power-domains:
>>> + maxItems: 1
>>> +
>>> ti,hwmods:
>>> description:
>>> Name of the HWMOD associated with ELM. This is for legacy
>>> @@ -37,6 +50,18 @@ required:
>>> - reg
>>> - interrupts
>>>
>>> +allOf:
>>> + - if:
>>> + properties:
>>> + compatible:
>>> + contains:
>>> + const: ti,am64-elm
>>> + then:
>>> + required:
>>> + - clocks
>>> + - clock-names
>>> + - power-domains
>>
>> Are these new properties also valid for am3352?
>
> No they are not required for am3352-elm. Only required for K3 based platforms like AM64.
>
I understand they are not required, but I asked if they are valid. IOW,
whether ELM in am3352 also is part of power domain and has clock input?
Best regards,
Krzysztof
More information about the linux-mtd
mailing list