On Mon, 17 Aug 2009, Moiz Sonasath wrote:
> 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@xxxxxx>
> Signed-off-by: Vikram Pandita <vikram.pandita@xxxxxx
Reviewed-by: Paul Walmsley <paul@xxxxxxxxx>
> ---
> drivers/i2c/busses/i2c-omap.c | 2 +-
> 1 files changed, 1 insertions(+), 1 deletions(-)
>
> 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));
> --
> 1.5.6.3
>
> --
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- Paul
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