mfd: arizona: Only attempt to parse DT if platform data was not passed

If platform data is passed when probing the device then it should take
precedence over Device Tree. This patch saves cycles in the pdata case
and prevents error messages when DT is not passed.

Reported-by: Mark Brown <broonie@linaro.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>

diff --git a/drivers/mfd/arizona-core.c b/drivers/mfd/arizona-core.c
index 5ac3aa48473be0364d70eeae84a7a423b1a3be4d..a2f5beff99d732c50e3c9562bd697790b7e8482f 100644 (file)
--- a/drivers/mfd/arizona-core.c
+++ b/drivers/mfd/arizona-core.c
@@ -607,11 +607,11 @@ int arizona_dev_init(struct arizona *arizona)
        dev_set_drvdata(arizona->dev, arizona);
        mutex_init(&arizona->clk_lock);
 
-       arizona_of_get_core_pdata(arizona);
-
        if (dev_get_platdata(arizona->dev))
                memcpy(&arizona->pdata, dev_get_platdata(arizona->dev),
                       sizeof(arizona->pdata));
+       else
+               arizona_of_get_core_pdata(arizona);
 
        regcache_cache_only(arizona->regmap, true);