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media: nxp: imx8-isi: Add ISI support for i.MX93

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i.MX93 uses a different gasket which has different register definitions
compared with i.MX8. Hence implement the gasket callbacks in order to
add ISI support for i.MX93.

Signed-off-by: Guoniu.zhou <guoniu.zhou@nxp.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
This commit is contained in:
Guoniu.zhou 2023-06-29 09:36:21 +08:00 committed by Mauro Carvalho Chehab
parent f48498ad0a
commit 12cc6da36a
3 changed files with 48 additions and 0 deletions
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15
drivers/media/platform/nxp/imx8-isi/imx8-isi-core.c
View File

@ -307,6 +307,20 @@ static const struct mxc_isi_plat_data mxc_imx8mp_data = {
.has_36bit_dma = true,
};
static const struct mxc_isi_plat_data mxc_imx93_data = {
.model = MXC_ISI_IMX93,
.num_ports = 1,
.num_channels = 1,
.reg_offset = 0,
.ier_reg = &mxc_imx8_isi_ier_v2,
.set_thd = &mxc_imx8_isi_thd_v1,
.clks = mxc_imx8mn_clks,
.num_clks = ARRAY_SIZE(mxc_imx8mn_clks),
.buf_active_reverse = true,
.gasket_ops = &mxc_imx93_gasket_ops,
.has_36bit_dma = false,
};
/* -----------------------------------------------------------------------------
* Power management
*/
@ -518,6 +532,7 @@ static int mxc_isi_remove(struct platform_device *pdev)
static const struct of_device_id mxc_isi_of_match[] = {
{ .compatible = "fsl,imx8mn-isi", .data = &mxc_imx8mn_data },
{ .compatible = "fsl,imx8mp-isi", .data = &mxc_imx8mp_data },
{ .compatible = "fsl,imx93-isi", .data = &mxc_imx93_data },
{ /* sentinel */ },
};
MODULE_DEVICE_TABLE(of, mxc_isi_of_match);

2
drivers/media/platform/nxp/imx8-isi/imx8-isi-core.h
View File

@ -158,6 +158,7 @@ struct mxc_gasket_ops {
enum model {
MXC_ISI_IMX8MN,
MXC_ISI_IMX8MP,
MXC_ISI_IMX93,
};
struct mxc_isi_plat_data {
@ -295,6 +296,7 @@ struct mxc_isi_dev {
};
extern const struct mxc_gasket_ops mxc_imx8_gasket_ops;
extern const struct mxc_gasket_ops mxc_imx93_gasket_ops;
int mxc_isi_crossbar_init(struct mxc_isi_dev *isi);
void mxc_isi_crossbar_cleanup(struct mxc_isi_crossbar *xbar);

31
drivers/media/platform/nxp/imx8-isi/imx8-isi-gasket.c
View File

@ -52,3 +52,34 @@ const struct mxc_gasket_ops mxc_imx8_gasket_ops = {
.enable = mxc_imx8_gasket_enable,
.disable = mxc_imx8_gasket_disable,
};
/* -----------------------------------------------------------------------------
* i.MX93 gasket
*/
#define DISP_MIX_CAMERA_MUX 0x30
#define DISP_MIX_CAMERA_MUX_DATA_TYPE(x) (((x) & 0x3f) << 3)
#define DISP_MIX_CAMERA_MUX_GASKET_ENABLE BIT(16)
static void mxc_imx93_gasket_enable(struct mxc_isi_dev *isi,
const struct v4l2_mbus_frame_desc *fd,
const struct v4l2_mbus_framefmt *fmt,
const unsigned int port)
{
u32 val;
val = DISP_MIX_CAMERA_MUX_DATA_TYPE(fd->entry[0].bus.csi2.dt);
val |= DISP_MIX_CAMERA_MUX_GASKET_ENABLE;
regmap_write(isi->gasket, DISP_MIX_CAMERA_MUX, val);
}
static void mxc_imx93_gasket_disable(struct mxc_isi_dev *isi,
unsigned int port)
{
regmap_write(isi->gasket, DISP_MIX_CAMERA_MUX, 0);
}
const struct mxc_gasket_ops mxc_imx93_gasket_ops = {
.enable = mxc_imx93_gasket_enable,
.disable = mxc_imx93_gasket_disable,
};