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i2c: designware: Fix the functionality flags of the slave-only interface

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When an I2C adapter acts only as a slave, it should not claim to
support I2C master capabilities.

Fixes: 5b6d721b26 ("i2c: designware: enable SLAVE in platform module")
Signed-off-by: Jean Delvare <jdelvare@suse.de>
Cc: Luis Oliveira <lolivei@synopsys.com>
Cc: Jarkko Nikula <jarkko.nikula@linux.intel.com>
Cc: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Cc: Mika Westerberg <mika.westerberg@linux.intel.com>
Cc: Jan Dabros <jsd@semihalf.com>
Cc: Andi Shyti <andi.shyti@kernel.org>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Jarkko Nikula <jarkko.nikula@linux.intel.com>
Tested-by: Jarkko Nikula <jarkko.nikula@linux.intel.com>
Signed-off-by: Andi Shyti <andi.shyti@kernel.org>
This commit is contained in:
Jean Delvare 2024-05-31 11:17:48 +02:00 committed by Andi Shyti
parent d6d5645e5f
commit cbf3fb5b29
1 changed files with 1 additions and 1 deletions
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2
drivers/i2c/busses/i2c-designware-slave.c
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@ -220,7 +220,7 @@ static const struct i2c_algorithm i2c_dw_algo = {
void i2c_dw_configure_slave(struct dw_i2c_dev *dev)
{
dev->functionality = I2C_FUNC_SLAVE | DW_IC_DEFAULT_FUNCTIONALITY;
dev->functionality = I2C_FUNC_SLAVE;
dev->slave_cfg = DW_IC_CON_RX_FIFO_FULL_HLD_CTRL |
DW_IC_CON_RESTART_EN | DW_IC_CON_STOP_DET_IFADDRESSED;