mfd: arizona: Simplify with spi_get_device_match_data()

Use spi_get_device_match_data() helper to simplify a bit the driver.

Signed-off-by: Krzysztof Kozlowski <[e-mail]>
Reviewed-by: Charles Keepax <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
Signed-off-by: Lee Jones <[e-mail]>

drivers/mfd/arizona-spi.c

···
 
 static int arizona_spi_probe(struct spi_device *spi)
 {
-	const struct spi_device_id *id = spi_get_device_id(spi);
-	const void *match_data;
 	struct arizona *arizona;
 	const struct regmap_config *regmap_config = NULL;
 	unsigned long type = 0;
 	int ret;
 
-	match_data = device_get_match_data(&spi->dev);
-	if (match_data)
-		type = (unsigned long)match_data;
-	else if (id)
-		type = id->driver_data;
-
+	type = (unsigned long)spi_get_device_match_data(spi);
 	switch (type) {
 	case WM5102:
 		if (IS_ENABLED(CONFIG_MFD_WM5102))