mfd: Add device tree bindings for Arizona class devices

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

1 files changed, 8 insertions, 2 deletions

diff --git a/drivers/mfd/arizona-spi.c b/drivers/mfd/arizona-spi.c
index b57e642d2b4a..47be7b35b5c5 100644
--- a/drivers/mfd/arizona-spi.c
+++ b/drivers/mfd/arizona-spi.c
@@ -27,9 +27,14 @@ static int arizona_spi_probe(struct spi_device *spi)
         const struct spi_device_id *id = spi_get_device_id(spi);
         struct arizona *arizona;
         const struct regmap_config *regmap_config;
-        int ret;
+        int ret, type;
 
-        switch (id->driver_data) {
+        if (spi->dev.of_node)
+                type = arizona_of_get_type(&spi->dev);
+        else
+                type = id->driver_data;
+
+        switch (type) {
 #ifdef CONFIG_MFD_WM5102
         case WM5102:
                 regmap_config = &wm5102_spi_regmap;
@@ -84,6 +89,7 @@ static struct spi_driver arizona_spi_driver = {
                 .name   = "arizona",
                 .owner  = THIS_MODULE,
                 .pm     = &arizona_pm_ops,
+                .of_match_table = of_match_ptr(arizona_of_match),
         },
         .probe          = arizona_spi_probe,
         .remove         = arizona_spi_remove,