[PATCH v2 5/5] media: nxp: imx8-isi: Add ISI support for i.MX91

Guoniu Zhou guoniu.zhou at nxp.com
Thu Sep 4 23:56:02 PDT 2025


The ISI module on i.MX91 implements only one channel and one parallel
camera input. As no input source selection is required, gasket ops are
unnecessary.

Reviewed-by: Frank Li <Frank.Li at nxp.com>
Signed-off-by: Guoniu Zhou <guoniu.zhou at nxp.com>
---
 drivers/media/platform/nxp/imx8-isi/imx8-isi-core.c | 12 ++++++++++++
 drivers/media/platform/nxp/imx8-isi/imx8-isi-core.h |  1 +
 2 files changed, 13 insertions(+)

diff --git a/drivers/media/platform/nxp/imx8-isi/imx8-isi-core.c b/drivers/media/platform/nxp/imx8-isi/imx8-isi-core.c
index 0155c75983f02f33f7f0669e73188222ebb5e816..c3d411ddf492eb27b372763ce5d344a90c6ec524 100644
--- a/drivers/media/platform/nxp/imx8-isi/imx8-isi-core.c
+++ b/drivers/media/platform/nxp/imx8-isi/imx8-isi-core.c
@@ -347,6 +347,17 @@ static const struct mxc_isi_plat_data mxc_imx8ulp_data = {
 	.has_36bit_dma		= false,
 };
 
+static const struct mxc_isi_plat_data mxc_imx91_data = {
+	.model			= MXC_ISI_IMX91,
+	.num_ports		= 1,
+	.num_channels		= 1,
+	.reg_offset		= 0,
+	.ier_reg		= &mxc_imx8_isi_ier_v2,
+	.set_thd		= &mxc_imx8_isi_thd_v1,
+	.buf_active_reverse	= true,
+	.has_36bit_dma		= false,
+};
+
 static const struct mxc_isi_plat_data mxc_imx93_data = {
 	.model			= MXC_ISI_IMX93,
 	.num_ports		= 1,
@@ -547,6 +558,7 @@ static const struct of_device_id mxc_isi_of_match[] = {
 	{ .compatible = "fsl,imx8qm-isi", .data = &mxc_imx8qm_data },
 	{ .compatible = "fsl,imx8qxp-isi", .data = &mxc_imx8qxp_data },
 	{ .compatible = "fsl,imx8ulp-isi", .data = &mxc_imx8ulp_data },
+	{ .compatible = "fsl,imx91-isi", .data = &mxc_imx91_data },
 	{ .compatible = "fsl,imx93-isi", .data = &mxc_imx93_data },
 	{ /* sentinel */ },
 };
diff --git a/drivers/media/platform/nxp/imx8-isi/imx8-isi-core.h b/drivers/media/platform/nxp/imx8-isi/imx8-isi-core.h
index e84af5127e4e7938e55e31b7063bee5e2cd4cb11..3cbd35305af0f8026c4f76b5eb5d0864f8e36dc3 100644
--- a/drivers/media/platform/nxp/imx8-isi/imx8-isi-core.h
+++ b/drivers/media/platform/nxp/imx8-isi/imx8-isi-core.h
@@ -160,6 +160,7 @@ enum model {
 	MXC_ISI_IMX8QM,
 	MXC_ISI_IMX8QXP,
 	MXC_ISI_IMX8ULP,
+	MXC_ISI_IMX91,
 	MXC_ISI_IMX93,
 };
 

-- 
2.34.1




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