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[1/2] dt-bindings: net: qcom,ipa: document qcm2290 compatible

Message ID 20241220073540.37631-2-wojciech.slenska@gmail.com (mailing list archive)
State New
Headers show
Series IPA support on qcm2290 | expand

Commit Message

Wojciech Slenska Dec. 20, 2024, 7:35 a.m. UTC
Document that ipa on qcm2290 uses version 4.2, the same
as sc7180.

Signed-off-by: Wojciech Slenska <wojciech.slenska@gmail.com>
---
 Documentation/devicetree/bindings/net/qcom,ipa.yaml | 4 ++++
 1 file changed, 4 insertions(+)

Comments

Konrad Dybcio Dec. 20, 2024, 1:25 p.m. UTC | #1
On 20.12.2024 8:35 AM, Wojciech Slenska wrote:
> Document that ipa on qcm2290 uses version 4.2, the same
> as sc7180.
> 
> Signed-off-by: Wojciech Slenska <wojciech.slenska@gmail.com>
> ---

FWIW this needs some more work on the Linux side, the IPA driver
currently hardcodes a reference to IMEM, which has a different
base between these two SoCs.

The IMEM region doesn't seem to be used as of current, but things
will explode the second it is.

A long overdue update would be to make the IPA driver consume
a syscon/memory-region-like property pointing to IMEM (or a slice
of it, maybe Alex knows what it was supposed to be used for).

Konrad
diff mbox series

Patch

diff --git a/Documentation/devicetree/bindings/net/qcom,ipa.yaml b/Documentation/devicetree/bindings/net/qcom,ipa.yaml
index 53cae71d9957..ea44d02d1e5c 100644
--- a/Documentation/devicetree/bindings/net/qcom,ipa.yaml
+++ b/Documentation/devicetree/bindings/net/qcom,ipa.yaml
@@ -58,6 +58,10 @@  properties:
           - enum:
               - qcom,sm8650-ipa
           - const: qcom,sm8550-ipa
+      - items:
+          - enum:
+              - qcom,qcm2290-ipa
+          - const: qcom,sc7180-ipa
 
   reg:
     items: