mfd: motorola-cpcap: Use devm_of_platform_populate()

Usage of  devm_of_platform_populate() simplify driver code
by allowing to delete cpcap_remove().
Signed-off-by: NBenjamin Gaignard <benjamin.gaignard@linaro.org>
Signed-off-by: NLee Jones <lee.jones@linaro.org>

drivers/mfd/motorola-cpcap.c

@@ -260,17 +260,7 @@ static int cpcap_probe(struct spi_device *spi)
 	if (ret)
 		return ret;
 
-	return of_platform_populate(spi->dev.of_node, NULL, NULL,
-				    &cpcap->spi->dev);
-}
-
-static int cpcap_remove(struct spi_device *pdev)
-{
-	struct cpcap_ddata *cpcap = spi_get_drvdata(pdev);
-
-	of_platform_depopulate(&cpcap->spi->dev);
-
-	return 0;
+	return devm_of_platform_populate(&cpcap->spi->dev);
 }
 
 static struct spi_driver cpcap_driver = {
@@ -279,7 +269,6 @@ static struct spi_driver cpcap_driver = {
 		.of_match_table = cpcap_of_match,
 	},
 	.probe = cpcap_probe,
-	.remove = cpcap_remove,
 };
 module_spi_driver(cpcap_driver);