omap: i2c: don't check bus state IP rev3.3 and earlier
Commit 0f5768bf894f ("i2c: omap: implement workaround for handling
invalid BB-bit values") introduce the error result in boot test fault on
OMAP3530 boards.
The patch fix the error (disable i2c bus test for OMAP3530).
Reported-by: Kevin Hilman <khilman@kernel.org>
Signed-off-by: Alexander Kochetkov <al.kochet@gmail.com>
Fixes: 0f5768bf894f ("i2c: omap: implement workaround for handling invalid BB-bit values")
Tested-by: Tony Lindgren <tony@atomide.com>
Tested-by: Kevin Hilman <khilman@linaro.org>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
diff --git a/drivers/i2c/busses/i2c-omap.c b/drivers/i2c/busses/i2c-omap.c
index 9f5b57a..94c2259 100644
--- a/drivers/i2c/busses/i2c-omap.c
+++ b/drivers/i2c/busses/i2c-omap.c
@@ -344,8 +344,10 @@
/* SYSC register is cleared by the reset; rewrite it */
omap_i2c_write_reg(dev, OMAP_I2C_SYSC_REG, sysc);
- /* Schedule I2C-bus monitoring on the next transfer */
- dev->bb_valid = 0;
+ if (dev->rev > OMAP_I2C_REV_ON_3430_3530) {
+ /* Schedule I2C-bus monitoring on the next transfer */
+ dev->bb_valid = 0;
+ }
}
return 0;
@@ -460,7 +462,7 @@
dev->scllstate = scll;
dev->sclhstate = sclh;
- if (dev->rev < OMAP_I2C_OMAP1_REV_2) {
+ if (dev->rev <= OMAP_I2C_REV_ON_3430_3530) {
/* Not implemented */
dev->bb_valid = 1;
}