[PATCH v2 2/4] MFD: twl6040: Add accessor for revision ID

From: Peter Ujfalusi
Date: Fri Sep 02 2011 - 11:04:19 EST


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

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@xxxxxx>
---
drivers/mfd/twl6040-core.c | 2 +-
include/linux/mfd/twl6040.h | 5 +++++
2 files changed, 6 insertions(+), 1 deletions(-)

diff --git a/drivers/mfd/twl6040-core.c b/drivers/mfd/twl6040-core.c
index b0519e6..51c3b47 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 4c806f6..cb3b822 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__ */
--
1.7.6.1

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