i2c: imx: Use -ENXIO as error in the NACK case
According to Documentation/i2c/fault-codes the response to a bus NACK should be -ENXIO, so fix the error code. Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com> Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
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@ -467,7 +467,7 @@ static int i2c_imx_acked(struct imx_i2c_struct *i2c_imx)
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{
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if (imx_i2c_read_reg(i2c_imx, IMX_I2C_I2SR) & I2SR_RXAK) {
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dev_dbg(&i2c_imx->adapter.dev, "<%s> No ACK\n", __func__);
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return -EIO; /* No ACK */
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return -ENXIO; /* No ACK */
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}
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dev_dbg(&i2c_imx->adapter.dev, "<%s> ACK received\n", __func__);
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