From: Peter Ujfalusi <peter.ujfalusi@ti.com>
Date: Thu, 15 Sep 2011 12:39:24 +0000 (+0300)
Subject: MFD: twl6040: Add accessor for revision ID
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=a69882aec380512e5d6acff9bfc4336dc5162bb4;p=linux-beck.git

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>
---

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 */
diff --git a/include/linux/mfd/twl6040.h b/include/linux/mfd/twl6040.h
index 4c806f6d663e..cb3b82207120 100644
--- a/include/linux/mfd/twl6040.h
+++ b/include/linux/mfd/twl6040.h
@@ -225,4 +225,9 @@ unsigned int twl6040_get_sysclk(struct twl6040 *twl6040);
 int twl6040_irq_init(struct twl6040 *twl6040);
 void twl6040_irq_exit(struct twl6040 *twl6040);
 
+static inline int twl6040_get_revid(struct twl6040 *twl6040)
+{
+	return twl6040->rev;
+}
+
 #endif  /* End of __TWL6040_CODEC_H__ */