// SPDX-License-Identifier: GPL-2.0 /* * CS40L50 Advanced Haptic Driver with waveform memory, * integrated DSP, and closed-loop algorithms * * Copyright 2024 Cirrus Logic, Inc. * * Author: James Ogletree <james.ogletree@cirrus.com> */ #include <linux/mfd/cs40l50.h> #include <linux/spi/spi.h> static int cs40l50_spi_probe(struct spi_device *spi) { struct cs40l50 *cs40l50; cs40l50 = devm_kzalloc(&spi->dev, sizeof(*cs40l50), GFP_KERNEL); if (!cs40l50) return -ENOMEM; spi_set_drvdata(spi, cs40l50); cs40l50->dev = &spi->dev; cs40l50->irq = spi->irq; cs40l50->regmap = devm_regmap_init_spi(spi, &cs40l50_regmap); if (IS_ERR(cs40l50->regmap)) return dev_err_probe(cs40l50->dev, PTR_ERR(cs40l50->regmap), "Failed to initialize register map\n"); return cs40l50_probe(cs40l50); } static void cs40l50_spi_remove(struct spi_device *spi) { struct cs40l50 *cs40l50 = spi_get_drvdata(spi); cs40l50_remove(cs40l50); } static const struct spi_device_id cs40l50_id_spi[] = { { "cs40l50" }, {} }; MODULE_DEVICE_TABLE(spi, cs40l50_id_spi); static const struct of_device_id cs40l50_of_match[] = { { .compatible = "cirrus,cs40l50" }, {} }; MODULE_DEVICE_TABLE(of, cs40l50_of_match); static struct spi_driver cs40l50_spi_driver = { .driver = { .name = "cs40l50", .of_match_table = cs40l50_of_match, .pm = pm_ptr(&cs40l50_pm_ops), }, .id_table = cs40l50_id_spi, .probe = cs40l50_spi_probe, .remove = cs40l50_spi_remove, }; module_spi_driver(cs40l50_spi_driver); MODULE_DESCRIPTION("CS40L50 SPI Driver"); MODULE_AUTHOR("James Ogletree, Cirrus Logic Inc. <james.ogletree@cirrus.com>"); MODULE_LICENSE("GPL");