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[3/3] i2c-omap: Enable workaround for Errata 1.153 based on

Message ID 1250548931-18279-4-git-send-email-n (mailing list archive)
State Awaiting Upstream, archived
Headers show

Commit Message

n@lina0132712 Aug. 17, 2009, 10:42 p.m. UTC 
From: Moiz Sonasath <m-sonasath@ti.com>

Silicon Errata 1.153 has been fixed on OMAP 3630|4430 with the use of a later
version of I2C IP block.

The errata impacts OMAP 2420|2430|3430, enable the workaround for these based 
on I2C IP block revision number instead of OMAP CPU type

Signed-off-by: Moiz Sonasath <m-sonasath@ti.com>
Signed-off-by: Vikram Pandita <vikram.pandita@ti.com
---
 drivers/i2c/busses/i2c-omap.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
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Patch

diff --git a/drivers/i2c/busses/i2c-omap.c b/drivers/i2c/busses/i2c-omap.c
index 16b39f4..827da08 100644
--- a/drivers/i2c/busses/i2c-omap.c
+++ b/drivers/i2c/busses/i2c-omap.c
@@ -784,7 +784,7 @@  complete:
 				 * memory to the I2C interface.
 				 */
 
-				if (cpu_is_omap34xx()) {
+				if (dev->rev <= OMAP_I2C_REV_ON_3430) {
 						while (!(stat & OMAP_I2C_STAT_XUDF)) {
 							if (stat & (OMAP_I2C_STAT_NACK | OMAP_I2C_STAT_AL)) {
 								omap_i2c_ack_stat(dev, stat & (OMAP_I2C_STAT_XRDY | OMAP_I2C_STAT_XDR));