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Merge pull request #1360 from qgyhd1234/20180413 

Fix imxrt1052-evk  rt_i2c_transfer bug
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Tanek 2018-04-14 09:30:40 +08:00 committed by GitHub
parent 3365c07c2a 182f2cab95
commit 0966f7f7ef
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 2 additions and 2 deletions
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4
bsp/imxrt1052-evk/drivers/drv_i2c.c
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@ -294,7 +294,7 @@ static rt_size_t imxrt_i2c_mst_xfer(struct rt_i2c_bus_device *bus,
if (rt1052_i2c->msg[i].flags & RT_I2C_RD) if (rt1052_i2c->msg[i].flags & RT_I2C_RD)
{ {
LPI2C_MasterStart(rt1052_i2c->I2C, rt1052_i2c->msg[i].addr, kLPI2C_Read); LPI2C_MasterStart(rt1052_i2c->I2C, rt1052_i2c->msg[i].addr, kLPI2C_Read);
if (LPI2C_MasterReceive(rt1052_i2c->I2C, rt1052_i2c->msg->buf, rt1052_i2c->msg->len) == kStatus_LPI2C_Nak) if (LPI2C_MasterReceive(rt1052_i2c->I2C, rt1052_i2c->msg[i].buf, rt1052_i2c->msg[i].len) == kStatus_LPI2C_Nak)
{ {
i = 0; i = 0;
break; break;
@ -303,7 +303,7 @@ static rt_size_t imxrt_i2c_mst_xfer(struct rt_i2c_bus_device *bus,
else else
{ {
LPI2C_MasterStart(rt1052_i2c->I2C, rt1052_i2c->msg[i].addr, kLPI2C_Write); LPI2C_MasterStart(rt1052_i2c->I2C, rt1052_i2c->msg[i].addr, kLPI2C_Write);
if (LPI2C_MasterSend(rt1052_i2c->I2C, rt1052_i2c->msg->buf, rt1052_i2c->msg->len) == kStatus_LPI2C_Nak) if (LPI2C_MasterSend(rt1052_i2c->I2C, rt1052_i2c->msg[i].buf, rt1052_i2c->msg[i].len) == kStatus_LPI2C_Nak)
{ {
i = 0; i = 0;
break; break;