[PATCH v2 2/3] media: rockchip: add driver for the rockchip mipi csi-2 receiver

Michael Riesch michael.riesch at collabora.com
Tue Nov 18 10:59:14 PST 2025


Hi Frank,

On 11/18/25 18:15, Frank Li wrote:
> On Tue, Nov 18, 2025 at 12:12:26PM +0100, Michael Riesch via B4 Relay wrote:
>> From: Michael Riesch <michael.riesch at collabora.com>
>>
>>[...]
>> +#define CSI2HOST_N_LANES     0x04
>> +#define CSI2HOST_CSI2_RESETN 0x10
>> +#define CSI2HOST_PHY_STATE   0x14
>> +#define CSI2HOST_ERR1	     0x20
>> +#define CSI2HOST_ERR2	     0x24
>> +#define CSI2HOST_MSK1	     0x28
>> +#define CSI2HOST_MSK2	     0x2c
>> +#define CSI2HOST_CONTROL     0x40
> 
> Look like that is designware CSI2 controller, can we build common library
> for all dwc csi2 controller, instead of every vendor create individual one.
> 
> First try at
> https://lore.kernel.org/linux-media/20250821-95_cam-v3-21-c9286fbb34b9@nxp.com/
> 
> Toshiba have similar patch
> https://lore.kernel.org/linux-media/aPZd39riAxqfw3mT@lizhi-Precision-Tower-5810/
> 
> Frank

This has been discussed already a while ago:
https://lore.kernel.org/all/20250507083837.GA11152@pendragon.ideasonboard.com/

Bottom line from Laurent:

"Let's keep this driver Rockchip-specific then. Thanks for checking."

>  [...]
Best regards,
Michael



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