MFD: twl6040: Add accessor for revision ID

For client driver to use, if they need chip resvision information.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Acked-by: Samuel Ortiz <sameo@linux.intel.com>
Acked-by: Liam Girdwood <lrg@ti.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/mfd/twl6040-core.c b/drivers/mfd/twl6040-core.c
index b0519e663be9..51c3b47be655 100644
--- a/drivers/mfd/twl6040-core.c
+++ b/drivers/mfd/twl6040-core.c
@@ -491,7 +491,7 @@ static int __devinit twl6040_probe(struct platform_device *pdev)
         }
 
         /* ERRATA: Automatic power-up is not possible in ES1.0 */
-        if (twl6040->rev == TWL6040_REV_ES1_0)
+        if (twl6040_get_revid(twl6040) == TWL6040_REV_ES1_0)
                 twl6040->audpwron = -EINVAL;
 
         /* codec interrupt */