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i2c: iproc: Change driver to use 'BIT' macro

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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>
This commit is contained in:
Ray Jui 2019-04-03 14:05:35 -07:00 committed by Wolfram Sang
parent d303ce595c
commit 8221324b1a
1 changed files with 3 additions and 3 deletions
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6
drivers/i2c/busses/i2c-bcm-iproc.c
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@ -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);