perf: imx_perf: add support for i.MX94 platform

Add compatible string and related devtype for i.MX94 platform.

Reviewed-by: Peng Fan <[e-mail]>
Reviewed-by: Frank Li <[e-mail]>
Signed-off-by: Xu Yang <[e-mail]>
Signed-off-by: Will Deacon <[e-mail]>

drivers/perf/fsl_imx9_ddr_perf.c

···
 	.filter_ver = DDR_PERF_AXI_FILTER_V1
 };
 
+static const struct imx_ddr_devtype_data imx94_devtype_data = {
+	.identifier = "imx94",
+	.filter_ver = DDR_PERF_AXI_FILTER_V2
+};
+
 static const struct imx_ddr_devtype_data imx95_devtype_data = {
 	.identifier = "imx95",
 	.filter_ver = DDR_PERF_AXI_FILTER_V2
···
 static const struct of_device_id imx_ddr_pmu_dt_ids[] = {
 	{ .compatible = "fsl,imx91-ddr-pmu", .data = &imx91_devtype_data },
 	{ .compatible = "fsl,imx93-ddr-pmu", .data = &imx93_devtype_data },
+	{ .compatible = "fsl,imx94-ddr-pmu", .data = &imx94_devtype_data },
 	{ .compatible = "fsl,imx95-ddr-pmu", .data = &imx95_devtype_data },
 	{ /* sentinel */ }
 };