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authorRay Jui <ray.jui@broadcom.com>2019-04-03 14:05:35 -0700
committerWolfram Sang <wsa@the-dreams.de>2019-04-23 23:36:00 +0200
commit8221324b1af8c8fe033de6d39c9e1bbc53ed9f2c (patch)
tree778cb0639f6be886b2f9883731fa225a02481512 /drivers/i2c
parentd303ce595cacc741b17b3ff71195f0caa20fc785 (diff)
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')
-rw-r--r--drivers/i2c/busses/i2c-bcm-iproc.c6
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);