diff options
| author | Ray Jui <ray.jui@broadcom.com> | 2019-04-03 14:05:35 -0700 |
|---|---|---|
| committer | Wolfram Sang <wsa@the-dreams.de> | 2019-04-23 23:36:00 +0200 |
| commit | 8221324b1af8c8fe033de6d39c9e1bbc53ed9f2c (patch) | |
| tree | 778cb0639f6be886b2f9883731fa225a02481512 /drivers/i2c/busses/i2c-bcm-iproc.c | |
| parent | d303ce595cacc741b17b3ff71195f0caa20fc785 (diff) | |
| download | linux-8221324b1af8c8fe033de6d39c9e1bbc53ed9f2c.tar.bz2 | |
i2c: iproc: Change driver to use 'BIT' macro
Change the iProc I2C driver to use the 'BIT' macro from all '1 << XXX'
bit operations to get rid of compiler warning and improve readability of
the code
Signed-off-by: Ray Jui <ray.jui@broadcom.com>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
Diffstat (limited to 'drivers/i2c/busses/i2c-bcm-iproc.c')
| -rw-r--r-- | drivers/i2c/busses/i2c-bcm-iproc.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/i2c/busses/i2c-bcm-iproc.c b/drivers/i2c/busses/i2c-bcm-iproc.c index 562942d0c05c..a845b8decac8 100644 --- a/drivers/i2c/busses/i2c-bcm-iproc.c +++ b/drivers/i2c/busses/i2c-bcm-iproc.c @@ -717,7 +717,7 @@ static int bcm_iproc_i2c_xfer_single_msg(struct bcm_iproc_i2c_dev *iproc_i2c, /* mark the last byte */ if (i == msg->len - 1) - val |= 1 << M_TX_WR_STATUS_SHIFT; + val |= BIT(M_TX_WR_STATUS_SHIFT); iproc_i2c_wr_reg(iproc_i2c, M_TX_OFFSET, val); } @@ -844,7 +844,7 @@ static int bcm_iproc_i2c_cfg_speed(struct bcm_iproc_i2c_dev *iproc_i2c) iproc_i2c->bus_speed = bus_speed; val = iproc_i2c_rd_reg(iproc_i2c, TIM_CFG_OFFSET); - val &= ~(1 << TIM_CFG_MODE_400_SHIFT); + val &= ~BIT(TIM_CFG_MODE_400_SHIFT); val |= (bus_speed == 400000) << TIM_CFG_MODE_400_SHIFT; iproc_i2c_wr_reg(iproc_i2c, TIM_CFG_OFFSET, val); @@ -995,7 +995,7 @@ static int bcm_iproc_i2c_resume(struct device *dev) /* configure to the desired bus speed */ val = iproc_i2c_rd_reg(iproc_i2c, TIM_CFG_OFFSET); - val &= ~(1 << TIM_CFG_MODE_400_SHIFT); + val &= ~BIT(TIM_CFG_MODE_400_SHIFT); val |= (iproc_i2c->bus_speed == 400000) << TIM_CFG_MODE_400_SHIFT; iproc_i2c_wr_reg(iproc_i2c, TIM_CFG_OFFSET, val); |