Add i2c driver (to etrax) improved by Geert Vancompernolle

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@14462 3c298f89-4303-0410-b956-a3cf2f4a3e73

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 000000000..7de4ad62c
--- /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 */