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9e364e87ad
MODULE_DEVICE_TABLE(of, <of_match_table> should be called to complete DT OF mathing mechanism and register it. Before this patch: modinfo drivers/mfd/tps65912-spi.ko | grep alias alias: spi:tps65912 After this patch: modinfo drivers/mfd/tps65912-spi.ko | grep alias alias: of:N*T*Cti,tps65912C* alias: of:N*T*Cti,tps65912 alias: spi:tps65912 Reported-by: Javier Martinez Canillas <javier@dowhile0.org> Signed-off-by: Daniel Gomez <dagmcr@gmail.com> Signed-off-by: Lee Jones <lee.jones@linaro.org>
80 lines
2.2 KiB
C
80 lines
2.2 KiB
C
/*
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* SPI access driver for TI TPS65912x PMICs
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*
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* Copyright (C) 2015 Texas Instruments Incorporated - http://www.ti.com/
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* Andrew F. Davis <afd@ti.com>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* This program is distributed "as is" WITHOUT ANY WARRANTY of any
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* kind, whether expressed or implied; without even the implied warranty
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* of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License version 2 for more details.
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*
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* Based on the TPS65218 driver and the previous TPS65912 driver by
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* Margarita Olaya Cabrera <magi@slimlogic.co.uk>
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*/
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#include <linux/module.h>
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#include <linux/regmap.h>
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#include <linux/spi/spi.h>
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#include <linux/mfd/tps65912.h>
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static const struct of_device_id tps65912_spi_of_match_table[] = {
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{ .compatible = "ti,tps65912", },
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{ /* sentinel */ }
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};
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MODULE_DEVICE_TABLE(of, tps65912_spi_of_match_table);
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static int tps65912_spi_probe(struct spi_device *spi)
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{
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struct tps65912 *tps;
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tps = devm_kzalloc(&spi->dev, sizeof(*tps), GFP_KERNEL);
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if (!tps)
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return -ENOMEM;
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spi_set_drvdata(spi, tps);
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tps->dev = &spi->dev;
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tps->irq = spi->irq;
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tps->regmap = devm_regmap_init_spi(spi, &tps65912_regmap_config);
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if (IS_ERR(tps->regmap)) {
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dev_err(tps->dev, "Failed to initialize register map\n");
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return PTR_ERR(tps->regmap);
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}
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return tps65912_device_init(tps);
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}
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static int tps65912_spi_remove(struct spi_device *spi)
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{
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struct tps65912 *tps = spi_get_drvdata(spi);
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return tps65912_device_exit(tps);
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}
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static const struct spi_device_id tps65912_spi_id_table[] = {
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{ "tps65912", 0 },
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{ /* sentinel */ }
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};
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MODULE_DEVICE_TABLE(spi, tps65912_spi_id_table);
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static struct spi_driver tps65912_spi_driver = {
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.driver = {
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.name = "tps65912",
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.of_match_table = tps65912_spi_of_match_table,
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},
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.probe = tps65912_spi_probe,
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.remove = tps65912_spi_remove,
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.id_table = tps65912_spi_id_table,
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};
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module_spi_driver(tps65912_spi_driver);
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MODULE_AUTHOR("Andrew F. Davis <afd@ti.com>");
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MODULE_DESCRIPTION("TPS65912x SPI Interface Driver");
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MODULE_LICENSE("GPL v2");
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