Re: [PATCH RESEND] I2C: OMAP: Add missing wakeup events

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Hello,

Sonasath, Moiz wrote:
From: Jagadeesh Bhaskar Pakaravoor <j-pakaravoor@xxxxxx>

Include wake up events for receiver overflow and transmitter
underflow in OMAP_I2C_WE_REG configuration. Also fix a small
typo.

Signed-off-by: Jagadeesh Bhaskar Pakaravoor <j-pakaravoor@xxxxxx>
Signed-off-by: Aaro Koskinen <aaro.koskinen@xxxxxxxxx>
---
 drivers/i2c/busses/i2c-omap.c |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)

diff --git a/drivers/i2c/busses/i2c-omap.c b/drivers/i2c/busses/i2c-omap.c
index 827da08..34ea9ed 100644
--- a/drivers/i2c/busses/i2c-omap.c
+++ b/drivers/i2c/busses/i2c-omap.c
@@ -92,8 +92,10 @@
 #define OMAP_I2C_STAT_AL	(1 << 0)	/* Arbitration lost int ena */

 /* I2C WE wakeup enable register */
-#define OMAP_I2C_WE_XDR_WE	(1 << 14)	/* TX drain wakup */
+#define OMAP_I2C_WE_XDR_WE	(1 << 14)	/* TX drain wakeup */
 #define OMAP_I2C_WE_RDR_WE	(1 << 13)	/* RX drain wakeup */
+#define OMAP_I2C_WE_ROVR_WE	(1 << 11)	/* RX overflow wakeup */
+#define OMAP_I2C_WE_XUDF_WE	(1 << 10)	/* TX underflow wakeup */

These bits are not documented in OMAP3430, they are reserved. How can they be used?

Hmm, that's a valid point. I will have to check if I can find more info on the background of this patch.

A.
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