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3 Commits

Author SHA1 Message Date
Pierre-Henry Moussay
130727c37b dt-bindings: can: mpfs: add PIC64GX CAN compatibility 
PIC64GX CAN is compatible with the MPFS CAN, only add a fallback

Signed-off-by: Pierre-Henry Moussay <pierre-henry.moussay@microchip.com>
Acked-by: Conor Dooley <conor.dooley@microchip.com>
Reviewed-by: Marc Kleine-Budde <mkl@pengutronix.de>
Link: https://patch.msgid.link/20240930095449.1813195-2-pierre-henry.moussay@microchip.com
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
 2024-11-29 12:55:05 +01:00
Conor Dooley
8c2b1b48ad dt-bindings: can: mpfs: add missing required clock 
The CAN controller on PolarFire SoC has an AHB peripheral clock _and_ a
CAN bus clock. The bus clock was omitted when the binding was written,
but is required for operation. Make up for lost time and add it.

Cautionary tale in adding bindings without having implemented a real
user for them perhaps.

Fixes: c878d518d7 ("dt-bindings: can: mpfs: document the mpfs CAN controller")
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Conor Dooley <conor.dooley@microchip.com>
 2024-02-06 14:07:18 +00:00
Conor Dooley
c878d518d7 dt-bindings: can: mpfs: document the mpfs CAN controller 
Add a binding for the CAN controller on PolarFire SoC (MPFS).

A data sheet and a register map can be downloaded at:

| https://www.microsemi.com/document-portal/doc_download/1245725-polarfire-soc-fpga-mss-technical-reference-manual
| https://www.microsemi.com/document-portal/doc_download/1244581-polarfire-soc-register-map

An alternative location for the register map is:

| http://web.archive.org/web/20220403030214/https://www.microsemi.com/document-portal/doc_download/1244581-polarfire-soc-register-map

Link: https://lore.kernel.org/all/20220607065459.2035746-2-conor.dooley@microchip.com
Signed-off-by: Conor Dooley <conor.dooley@microchip.com>
Reviewed-by: Rob Herring <robh@kernel.org>
[mkl: add link to data sheet and register map]
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
 2022-06-13 15:47:45 +02:00