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path: root/drivers/media/platform/renesas/rcar-isp/csisp.c
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2025-05-02media: rcar-isp: Parse named cs memory regionNiklas Söderlund1-1/+12
Extend the device tree parsing to optionally parse the cs memory region by name. The change is backward compatible with the device tree model where a single unnamed region describes only the ISP channel select function. Signed-off-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se> Reviewed-by: Jacopo Mondi <jacopo.mondi@ideasonboard.com> Reviewed-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com> Link: https://lore.kernel.org/r/20250423163113.2961049-8-niklas.soderlund+renesas@ragnatech.se Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
2025-05-02media: rcar-isp: Rename base register variableNiklas Söderlund1-23/+23
Prepare for extending the driver to in addition to supporting the channel selector (CS) also support the core ISP. The two different functions have different base addresses so the driver needs to distinguish between them. Prepare for this by marking existing base address variable and read/write functions to make it clear they operate on the CS portion of the driver. There is no functional change. Signed-off-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se> Reviewed-by: Jacopo Mondi <jacopo.mondi@ideasonboard.com> Reviewed-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Link: https://lore.kernel.org/r/20250423163113.2961049-7-niklas.soderlund+renesas@ragnatech.se Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
2025-05-02media: rcar-isp: Move driver to own directoryNiklas Söderlund1-0/+582
Before extending the driver with functions from the R-Car ISP core that will span multiple files move the existing driver to a separate directory. While at it rename the single source file to allow future files to be grouped by functions. Signed-off-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se> Reviewed-by: Jacopo Mondi <jacopo.mondi@ideasonboard.com> Reviewed-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com> Link: https://lore.kernel.org/r/20250423163113.2961049-6-niklas.soderlund+renesas@ragnatech.se Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>