diff options
Diffstat (limited to 'drivers/i2c')
| -rw-r--r-- | drivers/i2c/busses/i2c-at91-slave.c | 3 | ||||
| -rw-r--r-- | drivers/i2c/busses/i2c-designware-slave.c | 2 | ||||
| -rw-r--r-- | drivers/i2c/busses/i2c-synquacer.c | 11 |
3 files changed, 7 insertions, 9 deletions
diff --git a/drivers/i2c/busses/i2c-at91-slave.c b/drivers/i2c/busses/i2c-at91-slave.c index d6eeea5166c0..131a67d9d4a6 100644 --- a/drivers/i2c/busses/i2c-at91-slave.c +++ b/drivers/i2c/busses/i2c-at91-slave.c @@ -106,8 +106,7 @@ static int at91_unreg_slave(struct i2c_client *slave) static u32 at91_twi_func(struct i2c_adapter *adapter) { - return I2C_FUNC_SLAVE | I2C_FUNC_I2C | I2C_FUNC_SMBUS_EMUL - | I2C_FUNC_SMBUS_READ_BLOCK_DATA; + return I2C_FUNC_SLAVE; } static const struct i2c_algorithm at91_twi_algorithm_slave = { diff --git a/drivers/i2c/busses/i2c-designware-slave.c b/drivers/i2c/busses/i2c-designware-slave.c index 2e079cf20bb5..78e2c47e3d7d 100644 --- a/drivers/i2c/busses/i2c-designware-slave.c +++ b/drivers/i2c/busses/i2c-designware-slave.c @@ -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; diff --git a/drivers/i2c/busses/i2c-synquacer.c b/drivers/i2c/busses/i2c-synquacer.c index 31ecb2c7e978..4eccbcd0fbfc 100644 --- a/drivers/i2c/busses/i2c-synquacer.c +++ b/drivers/i2c/busses/i2c-synquacer.c @@ -138,7 +138,6 @@ struct synquacer_i2c { int irq; struct device *dev; void __iomem *base; - struct clk *pclk; u32 pclkrate; u32 speed_khz; u32 timeout_ms; @@ -535,6 +534,7 @@ static const struct i2c_adapter synquacer_i2c_ops = { static int synquacer_i2c_probe(struct platform_device *pdev) { struct synquacer_i2c *i2c; + struct clk *pclk; u32 bus_speed; int ret; @@ -550,13 +550,12 @@ static int synquacer_i2c_probe(struct platform_device *pdev) device_property_read_u32(&pdev->dev, "socionext,pclk-rate", &i2c->pclkrate); - i2c->pclk = devm_clk_get_enabled(&pdev->dev, "pclk"); - if (IS_ERR(i2c->pclk)) - return dev_err_probe(&pdev->dev, PTR_ERR(i2c->pclk), + pclk = devm_clk_get_enabled(&pdev->dev, "pclk"); + if (IS_ERR(pclk)) + return dev_err_probe(&pdev->dev, PTR_ERR(pclk), "failed to get and enable clock\n"); - dev_dbg(&pdev->dev, "clock source %p\n", i2c->pclk); - i2c->pclkrate = clk_get_rate(i2c->pclk); + i2c->pclkrate = clk_get_rate(pclk); if (i2c->pclkrate < SYNQUACER_I2C_MIN_CLK_RATE || i2c->pclkrate > SYNQUACER_I2C_MAX_CLK_RATE) |