diff options
| author | Weifeng Voon <weifeng.voon@intel.com> | 2016-08-12 17:02:50 +0300 |
|---|---|---|
| committer | Wolfram Sang <wsa@the-dreams.de> | 2016-08-26 01:42:06 +0300 |
| commit | 548e6695d16d201f390f7554ae7d0b5bb8690166 (patch) | |
| tree | 34600c2e0d5b83645ed998c288b2bfd31ca173b4 /drivers/i2c | |
| parent | d608c3d9ac818fc0addc884144c7550e03b0fc6f (diff) | |
| download | linux-548e6695d16d201f390f7554ae7d0b5bb8690166.tar.xz | |
i2c: designware: set the common config before the if else
DW_IC_CON_MASTER, DW_IC_CON_SLAVE_DISABLE and DW_IC_CON_RESTART_EN are
common config that need to be set for i2c designware master. So, configure
it first without having to repeat inside the if else.
Signed-off-by: Weifeng Voon <weifeng.voon@intel.com>
Signed-off-by: Jarkko Nikula <jarkko.nikula@linux.intel.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
Diffstat (limited to 'drivers/i2c')
| -rw-r--r-- | drivers/i2c/busses/i2c-designware-platdrv.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/drivers/i2c/busses/i2c-designware-platdrv.c b/drivers/i2c/busses/i2c-designware-platdrv.c index ea92e9f3fba1..d45481ee1b56 100644 --- a/drivers/i2c/busses/i2c-designware-platdrv.c +++ b/drivers/i2c/busses/i2c-designware-platdrv.c @@ -217,12 +217,14 @@ static int dw_i2c_plat_probe(struct platform_device *pdev) I2C_FUNC_SMBUS_BYTE_DATA | I2C_FUNC_SMBUS_WORD_DATA | I2C_FUNC_SMBUS_I2C_BLOCK; + + dev->master_cfg = DW_IC_CON_MASTER | DW_IC_CON_SLAVE_DISABLE | + DW_IC_CON_RESTART_EN; + if (dev->clk_freq == 100000) - dev->master_cfg = DW_IC_CON_MASTER | DW_IC_CON_SLAVE_DISABLE | - DW_IC_CON_RESTART_EN | DW_IC_CON_SPEED_STD; + dev->master_cfg |= DW_IC_CON_SPEED_STD; else - dev->master_cfg = DW_IC_CON_MASTER | DW_IC_CON_SLAVE_DISABLE | - DW_IC_CON_RESTART_EN | DW_IC_CON_SPEED_FAST; + dev->master_cfg |= DW_IC_CON_SPEED_FAST; dev->clk = devm_clk_get(&pdev->dev, NULL); if (!i2c_dw_plat_prepare_clk(dev, true)) { |