diff options
Diffstat (limited to 'target/linux/etrax/files')
3 files changed, 99 insertions, 99 deletions
diff --git a/target/linux/etrax/files/arch/cris/arch-v10/drivers/etraxi2c.h b/target/linux/etrax/files/arch/cris/arch-v10/drivers/etraxi2c.h index 4235086d5e..9d5c9bf951 100644 --- a/target/linux/etrax/files/arch/cris/arch-v10/drivers/etraxi2c.h +++ b/target/linux/etrax/files/arch/cris/arch-v10/drivers/etraxi2c.h @@ -1,49 +1,49 @@ -#ifndef _LINUX_ETRAXI2C_H
-#define _LINUX_ETRAXI2C_H
-
-/* etraxi2c _IOC_TYPE, bits 8 to 15 in ioctl cmd */
-
-#define ETRAXI2C_IOCTYPE 44
-
-/* supported ioctl _IOC_NR's */
-
-/* in write operations, the argument contains both i2c
- * slave, register and value.
- */
-
-#define I2C_WRITEARG(slave, reg, value) (((slave) << 16) | ((reg) << 8) | (value))
-#define I2C_READARG(slave, reg) (((slave) << 16) | ((reg) << 8))
-
-#define I2C_ARGSLAVE(arg) ((arg) >> 16)
-#define I2C_ARGREG(arg) (((arg) >> 8) & 0xff)
-#define I2C_ARGVALUE(arg) ((arg) & 0xff)
-
-#define I2C_WRITEREG 0x1 /* write to an I2C register */
-#define I2C_READREG 0x2 /* read from an I2C register */
-
-/*
-EXAMPLE usage:
-
- i2c_arg = I2C_WRITEARG(STA013_WRITE_ADDR, reg, val);
- ioctl(fd, _IO(ETRAXI2C_IOCTYPE, I2C_WRITEREG), i2c_arg);
-
- i2c_arg = I2C_READARG(STA013_READ_ADDR, reg);
- val = ioctl(fd, _IO(ETRAXI2C_IOCTYPE, I2C_READREG), i2c_arg);
-
-*/
-
-/* Extended part */
-#define I2C_READ 0x4 /* reads from I2C device */
-#define I2C_WRITE 0x3 /* writes to I2C device */
-#define I2C_WRITEREAD 0x5 /* writes to I2C device where to start reading */
-
-typedef struct _I2C_DATA
-{
- unsigned char slave; /* I2C address (8-bit representation) of slave device */
- unsigned char wbuf[256]; /* Write buffer (length = 256 bytes) */
- unsigned int wlen; /* Number of bytes to write from wbuf[] */
- unsigned char rbuf[256]; /* Read buffer (length = 256 bytes) */
- unsigned int rlen; /* Number of bytes to read into rbuf[] */
-} I2C_DATA;
-
-#endif
+#ifndef _LINUX_ETRAXI2C_H +#define _LINUX_ETRAXI2C_H + +/* etraxi2c _IOC_TYPE, bits 8 to 15 in ioctl cmd */ + +#define ETRAXI2C_IOCTYPE 44 + +/* supported ioctl _IOC_NR's */ + +/* in write operations, the argument contains both i2c + * slave, register and value. + */ + +#define I2C_WRITEARG(slave, reg, value) (((slave) << 16) | ((reg) << 8) | (value)) +#define I2C_READARG(slave, reg) (((slave) << 16) | ((reg) << 8)) + +#define I2C_ARGSLAVE(arg) ((arg) >> 16) +#define I2C_ARGREG(arg) (((arg) >> 8) & 0xff) +#define I2C_ARGVALUE(arg) ((arg) & 0xff) + +#define I2C_WRITEREG 0x1 /* write to an I2C register */ +#define I2C_READREG 0x2 /* read from an I2C register */ + +/* +EXAMPLE usage: + + i2c_arg = I2C_WRITEARG(STA013_WRITE_ADDR, reg, val); + ioctl(fd, _IO(ETRAXI2C_IOCTYPE, I2C_WRITEREG), i2c_arg); + + i2c_arg = I2C_READARG(STA013_READ_ADDR, reg); + val = ioctl(fd, _IO(ETRAXI2C_IOCTYPE, I2C_READREG), i2c_arg); + +*/ + +/* Extended part */ +#define I2C_READ 0x4 /* reads from I2C device */ +#define I2C_WRITE 0x3 /* writes to I2C device */ +#define I2C_WRITEREAD 0x5 /* writes to I2C device where to start reading */ + +typedef struct _I2C_DATA +{ + unsigned char slave; /* I2C address (8-bit representation) of slave device */ + unsigned char wbuf[256]; /* Write buffer (length = 256 bytes) */ + unsigned int wlen; /* Number of bytes to write from wbuf[] */ + unsigned char rbuf[256]; /* Read buffer (length = 256 bytes) */ + unsigned int rlen; /* Number of bytes to read into rbuf[] */ +} I2C_DATA; + +#endif 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 index 7de4ad62c0..ddd99b0e5b 100644 --- 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 @@ -1,20 +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 */
+#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 */ diff --git a/target/linux/etrax/files/arch/cris/arch-v10/drivers/i2c_gvc.h b/target/linux/etrax/files/arch/cris/arch-v10/drivers/i2c_gvc.h index e4d4d2c7fe..cac2d4689b 100644 --- a/target/linux/etrax/files/arch/cris/arch-v10/drivers/i2c_gvc.h +++ b/target/linux/etrax/files/arch/cris/arch-v10/drivers/i2c_gvc.h @@ -1,30 +1,30 @@ -#ifndef _I2C_H
-#define _I2C_H
-
-int i2c_init(void);
-
-/* High level I2C actions */
-int i2c_writereg(unsigned char theSlave, unsigned char theReg, unsigned char theValue);
-unsigned char i2c_readreg(unsigned char theSlave, unsigned char theReg);
-
-/* Low level I2C */
-int i2c_start(void);
-int i2c_stop(void);
-int i2c_outbyte(unsigned char x);
-unsigned char i2c_inbyte(void);
-int i2c_getack(void);
-void i2c_sendack(void);
-void i2c_sendnack(void);
-
-/**GVC**/
-/* New low level I2C functions */
-int i2c_read( unsigned char slave, unsigned char* rbuf, unsigned char rlen );
-int i2c_write( unsigned char slave, unsigned char* wbuf, unsigned char wlen );
-int i2c_writeread( unsigned char slave
- , unsigned char* wbuf
- , unsigned char wlen
- , unsigned char* rbuf
- , unsigned char rlen
- );
-/**END GVC**/
-#endif /* _I2C_H */
+#ifndef _I2C_H +#define _I2C_H + +int i2c_init(void); + +/* High level I2C actions */ +int i2c_writereg(unsigned char theSlave, unsigned char theReg, unsigned char theValue); +unsigned char i2c_readreg(unsigned char theSlave, unsigned char theReg); + +/* Low level I2C */ +int i2c_start(void); +int i2c_stop(void); +int i2c_outbyte(unsigned char x); +unsigned char i2c_inbyte(void); +int i2c_getack(void); +void i2c_sendack(void); +void i2c_sendnack(void); + +/**GVC**/ +/* New low level I2C functions */ +int i2c_read( unsigned char slave, unsigned char* rbuf, unsigned char rlen ); +int i2c_write( unsigned char slave, unsigned char* wbuf, unsigned char wlen ); +int i2c_writeread( unsigned char slave + , unsigned char* wbuf + , unsigned char wlen + , unsigned char* rbuf + , unsigned char rlen + ); +/**END GVC**/ +#endif /* _I2C_H */ |