Add i2c driver (to etrax) improved by Geert Vancompernolle

SVN-Revision: 14462

1 files changed, 20 insertions, 0 deletions

diff --git a/target/linux/etrax/files/arch/cris/arch-v10/drivers/i2c_errno.h b/target/linux/etrax/files/arch/cris/arch-v10/drivers/i2c_errno.h
new file mode 100644
index 0000000000..ddd99b0e5b
--- /dev/null
+++ b/target/linux/etrax/files/arch/cris/arch-v10/drivers/i2c_errno.h
@@ -0,0 +1,20 @@
+#ifndef _I2C_ERRNO_H
+#define _I2C_ERRNO_H
+
+#define EI2CNOERRORS  0     /* All fine */
+#define EI2CBUSNFREE  1     /* I2C bus not free */
+#define EI2CWADDRESS  2     /* Address write failed */
+#define EI2CRADDRESS  3     /* Address read failed */
+#define EI2CSENDDATA  4     /* Sending data failed */
+#define EI2CRECVDATA  5     /* Receiving data failed */
+#define EI2CSTRTCOND  6     /* Start condition failed */
+#define EI2CRSTACOND  7     /* Repeated start condition failed */
+#define EI2CSTOPCOND  8     /* Stop condition failed */
+#define EI2CNOSNDBYT  9     /* Number of send bytes is 0, while there's a send buffer defined */ 
+#define EI2CNOSNDBUF  10    /* No send buffer defined, while number of send bytes is not 0 */
+#define EI2CNORCVBYT  11    /* Number of receive bytes is 0, while there's a receive buffer defined */
+#define EI2CNORCVBUF  12    /* No receive buffer defined, while number of receive bytes is not 0 */
+#define EI2CNOACKNLD  13    /* No acknowledge received from slave */
+#define EI2CNOMNUMBR  14    /* No MAJOR number received from kernel while registering the device */
+
+#endif /* _I2C_ERRNO_H */