1 // SPDX-License-Identifier: GPL-2.0-only
19 #include <linux/i2c.h>
20 #include <linux/platform_data/i2c-ocores.h>
21 #include <linux/platform_data/i2c-xiic.h>
50 /*--------------------------------------------------------------------------*/
366 		.name = "timb-dma",
373 		.name = "timb-uart",
378 		.name = "xiic-i2c",
385 		.name = "timb-gpio",
392 		.name = "timb-video",
399 		.name = "timb-radio",
423 		.name = "timb-dma",
430 		.name = "timb-uart",
440 		.name = "xiic-i2c",
447 		.name = "timb-gpio",
454 		.name = "timb-mlogicore",
459 		.name = "timb-video",
466 		.name = "timb-radio",
490 		.name = "timb-dma",
497 		.name = "timb-uart",
502 		.name = "xiic-i2c",
509 		.name = "timb-gpio",
516 		.name = "timb-video",
523 		.name = "timb-radio",
540 		.name = "timb-dma",
547 		.name = "timb-uart",
552 		.name = "ocores-i2c",
559 		.name = "timb-gpio",
566 		.name = "timb-video",
573 		.name = "timb-radio",
630 	return sprintf(buf, "%d.%d.%d\n", priv->fw.major, priv->fw.minor,  in fw_ver_show()
631 		priv->fw.config);  in fw_ver_show()
636 /*--------------------------------------------------------------------------*/
649 		return -ENOMEM;  in timb_probe()
659 		dev_err(&dev->dev, "No resource\n");  in timb_probe()
664 	priv->ctl_mapbase = mapbase + CHIPCTLOFFSET;  in timb_probe()
665 	if (!request_mem_region(priv->ctl_mapbase, CHIPCTLSIZE, "timb-ctl")) {  in timb_probe()
666 		dev_err(&dev->dev, "Failed to request ctl mem\n");  in timb_probe()
670 	priv->ctl_membase = ioremap(priv->ctl_mapbase, CHIPCTLSIZE);  in timb_probe()
671 	if (!priv->ctl_membase) {  in timb_probe()
672 		dev_err(&dev->dev, "ioremap failed for ctl mem\n");  in timb_probe()
677 	priv->fw.major = ioread32(priv->ctl_membase + TIMB_REV_MAJOR);  in timb_probe()
678 	priv->fw.minor = ioread32(priv->ctl_membase + TIMB_REV_MINOR);  in timb_probe()
679 	priv->fw.config = ioread32(priv->ctl_membase + TIMB_HW_CONFIG);  in timb_probe()
681 	if (priv->fw.major > TIMB_SUPPORTED_MAJOR) {  in timb_probe()
682 		dev_err(&dev->dev, "The driver supports an older "  in timb_probe()
684 			"support %d.%d\n", priv->fw.major, priv->fw.minor);  in timb_probe()
687 	if (priv->fw.major < TIMB_SUPPORTED_MAJOR ||  in timb_probe()
688 		priv->fw.minor < TIMB_REQUIRED_MINOR) {  in timb_probe()
689 		dev_err(&dev->dev, "The FPGA image is too old (%d.%d), "  in timb_probe()
691 			priv->fw.major, priv->fw.minor,  in timb_probe()
706 		dev_err(&dev->dev,  in timb_probe()
707 			"MSI-X init failed: %d, expected entries: %d\n",  in timb_probe()
712 	err = device_create_file(&dev->dev, &dev_attr_fw_ver);  in timb_probe()
717 	iowrite32(0x1, priv->ctl_membase + TIMB_SW_RST);  in timb_probe()
719 	/* update IRQ offsets in I2C board info */  in timb_probe()
725 	if (priv->fw.config & TIMB_HW_CONFIG_SPI_8BIT) {  in timb_probe()
739 	ip_setup = priv->fw.config & TIMB_HW_VER_MASK;  in timb_probe()
742 		err = mfd_add_devices(&dev->dev, -1,  in timb_probe()
745 			&dev->resource[0], msix_entries[0].vector, NULL);  in timb_probe()
748 		err = mfd_add_devices(&dev->dev, -1,  in timb_probe()
751 			&dev->resource[0], msix_entries[0].vector, NULL);  in timb_probe()
754 		err = mfd_add_devices(&dev->dev, -1,  in timb_probe()
757 			&dev->resource[0], msix_entries[0].vector, NULL);  in timb_probe()
760 		err = mfd_add_devices(&dev->dev, -1,  in timb_probe()
763 			&dev->resource[0], msix_entries[0].vector, NULL);  in timb_probe()
766 		dev_err(&dev->dev, "Unknown IP setup: %d.%d.%d\n",  in timb_probe()
767 			priv->fw.major, priv->fw.minor, ip_setup);  in timb_probe()
768 		err = -ENODEV;  in timb_probe()
773 		dev_err(&dev->dev, "mfd_add_devices failed: %d\n", err);  in timb_probe()
777 	err = mfd_add_devices(&dev->dev, 0,  in timb_probe()
779 		&dev->resource[1], msix_entries[0].vector, NULL);  in timb_probe()
781 		dev_err(&dev->dev, "mfd_add_devices failed: %d\n", err);  in timb_probe()
786 	if (((priv->fw.config & TIMB_HW_VER_MASK) == TIMB_HW_VER0) ||  in timb_probe()
787 		((priv->fw.config & TIMB_HW_VER_MASK) == TIMB_HW_VER3)) {  in timb_probe()
788 		err = mfd_add_devices(&dev->dev, 1, timberdale_cells_bar2,  in timb_probe()
790 			&dev->resource[2], msix_entries[0].vector, NULL);  in timb_probe()
792 			dev_err(&dev->dev, "mfd_add_devices failed: %d\n", err);  in timb_probe()
799 	dev_info(&dev->dev,  in timb_probe()
801 		priv->fw.major, priv->fw.minor, priv->fw.config);  in timb_probe()
806 	mfd_remove_devices(&dev->dev);  in timb_probe()
808 	device_remove_file(&dev->dev, &dev_attr_fw_ver);  in timb_probe()
814 	iounmap(priv->ctl_membase);  in timb_probe()
816 	release_mem_region(priv->ctl_mapbase, CHIPCTLSIZE);  in timb_probe()
821 	return -ENODEV;  in timb_probe()
828 	mfd_remove_devices(&dev->dev);  in timb_remove()
830 	device_remove_file(&dev->dev, &dev_attr_fw_ver);  in timb_remove()
832 	iounmap(priv->ctl_membase);  in timb_remove()
833 	release_mem_region(priv->ctl_mapbase, CHIPCTLSIZE);  in timb_remove()
855 MODULE_AUTHOR("Mocean Laboratories <info@mocean-labs.com>");