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2024-05-10 37f49e37ab4cb5d0bc4c60eb5c6d4dd57db767bb

 kernel/drivers/staging/iio/addac/adt7316-spi.c
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@@ -1,10 +1,9 @@
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+// SPDX-License-Identifier: GPL-2.0+
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 /*
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  * API bus driver for ADT7316/7/8 ADT7516/7/9 digital temperature
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  * sensor, ADC and DAC
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  *
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  * Copyright 2010 Analog Devices Inc.
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- *
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- * Licensed under the GPL-2 or later.
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  */
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 #include <linux/device.h>
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@@ -27,7 +26,7 @@
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 {
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 	struct spi_device *spi_dev = client;
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 	u8 cmd[2];
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-	int ret = 0;
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+	int ret;
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 	if (count > ADT7316_REG_MAX_ADDR)
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 		count = ADT7316_REG_MAX_ADDR;
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@@ -56,7 +55,7 @@
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 {
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 	struct spi_device *spi_dev = client;
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 	u8 buf[ADT7316_REG_MAX_ADDR + 2];
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-	int i, ret = 0;
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+	int i, ret;
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 	if (count > ADT7316_REG_MAX_ADDR)
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 		count = ADT7316_REG_MAX_ADDR;
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@@ -94,7 +93,6 @@
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 	struct adt7316_bus bus = {
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 		.client = spi_dev,
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 		.irq = spi_dev->irq,
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-		.irq_flags = IRQF_TRIGGER_LOW,
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 		.read = adt7316_spi_read,
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 		.write = adt7316_spi_write,
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 		.multi_read = adt7316_spi_multi_read,
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@@ -128,9 +126,22 @@
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 MODULE_DEVICE_TABLE(spi, adt7316_spi_id);
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+static const struct of_device_id adt7316_of_spi_match[] = {
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+	{ .compatible = "adi,adt7316" },
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+	{ .compatible = "adi,adt7317" },
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+	{ .compatible = "adi,adt7318" },
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+	{ .compatible = "adi,adt7516" },
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+	{ .compatible = "adi,adt7517" },
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+	{ .compatible = "adi,adt7519" },
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+	{ }
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+};
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+
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+MODULE_DEVICE_TABLE(of, adt7316_of_spi_match);
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+
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 static struct spi_driver adt7316_driver = {
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 	.driver = {
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 		.name = "adt7316",
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+		.of_match_table = adt7316_of_spi_match,
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 		.pm = ADT7316_PM_OPS,
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 	},
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 	.probe = adt7316_spi_probe,