[PATCH v12 0/2] Add i.MX8ULP ISI and CSI-2 support

Guoniu Zhou
2026-04-24T06:48:15Z

Add support for the Image Sensing Interface (ISI) and MIPI CSI-2 receiver
on i.MX8ULP.

Signed-off-by: Guoniu Zhou <guoniu.zhou@oss.nxp.com>
---
This was previously sent as patch 5/5 in the v10 series based on media
tree [1]. Patches 1-4 have already been applied to linux-next tree.

Changes in v12:
- Add one new patch
- Swap ISI axi and apb clocks to align with dt-binding requirements
- Update commit message
- See each patch's changelog for details.

Changes in v11:
- Rebased on latest media/next
- Removed #include <dt-bindings/reset/imx8ulp-pcc-reset.h> which was
deleted by Rob's dt-bindings cleanup series [2]
- Replaced reset macros with numeric values and added comments to
document the reset indices
- Link to v10: https://lore.kernel.org/r/20251205-csi2_imx8ulp-v10-5-190cdadb20a3@nxp.com

Changes in v6:
- Update compatible string in dts for csi node.
- Link to v5: https://lore.kernel.org/r/20250901-csi2_imx8ulp-v5-4-67964d1471f3@nxp.com

Changes in v4:
- Change csr clock name to pclk which is more readability.
- Link to v3: https://lore.kernel.org/all/20250825-csi2_imx8ulp-v3-4-35885aba62bc@nxp.com

Changes in v3:
- Change pclk clock name to csr to match IP port name.
- Link to v2: https://lore.kernel.org/all/20250822-csi2_imx8ulp-v2-4-26a444394965@nxp.com

Changes in v2:
- Move dts patch as the last one.
- Add "fsl,imx8qxp-mipi-csi2" to compatible string list of csi node.
- Link to v1: https://lore.kernel.org/all/20250812081923.1019345-3-guoniu.zhou@oss.nxp.com

[1] https://lore.kernel.org/all/20251205-csi2_imx8ulp-v10-0-190cdadb20a3@nxp.com/
[2] https://lore.kernel.org/all/20251212231203.727227-1-robh@kernel.org/

---
Guoniu Zhou (2):
media: dt-bindings: nxp,imx8-isi: Drop fsl,blk-ctrl requirement for i.MX8ULP
arm64: dts: imx8ulp: Add MIPI CSI-2 and ISI nodes

.../devicetree/bindings/media/nxp,imx8-isi.yaml | 4 +-
arch/arm64/boot/dts/freescale/imx8ulp.dtsi | 66 ++++++++++++++++++++++
2 files changed, 69 insertions(+), 1 deletion(-)
---
base-commit: 4fbeef21f5387234111b5d52924e77757626faa5
change-id: 20250819-csi2_imx8ulp-9db386dd6bdf

Best regards,
--
Guoniu Zhou <guoniu.zhou@oss.nxp.com>