Move driver-private definitions out of the i2c-pxa.h platform data header file into the driver itself. Nothing outside of the driver makes use of these constants.
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| @@ -7,54 +7,6 @@ · 6 unmodified lines | |||
| 7 | #ifndef _I2C_PXA_H_ | 7 | #ifndef _I2C_PXA_H_ |
| 8 | #define _I2C_PXA_H_ | 8 | #define _I2C_PXA_H_ |
| 9 | 9 | ||
| 10 | #if 0 | ||
| 11 | #define DEF_TIMEOUT 3 | ||
| 12 | #else | ||
| 13 | /* need a longer timeout if we're dealing with the fact we may well be | ||
| 14 | * looking at a multi-master environment | ||
| 15 | */ | ||
| 16 | #define DEF_TIMEOUT 32 | ||
| 17 | #endif | ||
| 18 | |||
| 19 | #define BUS_ERROR (-EREMOTEIO) | ||
| 20 | #define XFER_NAKED (-ECONNREFUSED) | ||
| 21 | #define I2C_RETRY (-2000) /* an error has occurred retry transmit */ | ||
| 22 | |||
| 23 | /* ICR initialize bit values | ||
| 24 | * | ||
| 25 | * 15. FM 0 (100 Khz operation) | ||
| 26 | * 14. UR 0 (No unit reset) | ||
| 27 | * 13. SADIE 0 (Disables the unit from interrupting on slave addresses | ||
| 28 | * matching its slave address) | ||
| 29 | * 12. ALDIE 0 (Disables the unit from interrupt when it loses arbitration | ||
| 30 | * in master mode) | ||
| 31 | * 11. SSDIE 0 (Disables interrupts from a slave stop detected, in slave mode) | ||
| 32 | * 10. BEIE 1 (Enable interrupts from detected bus errors, no ACK sent) | ||
| 33 | * 9. IRFIE 1 (Enable interrupts from full buffer received) | ||
| 34 | * 8. ITEIE 1 (Enables the I2C unit to interrupt when transmit buffer empty) | ||
| 35 | * 7. GCD 1 (Disables i2c unit response to general call messages as a slave) | ||
| 36 | * 6. IUE 0 (Disable unit until we change settings) | ||
| 37 | * 5. SCLE 1 (Enables the i2c clock output for master mode (drives SCL) | ||
| 38 | * 4. MA 0 (Only send stop with the ICR stop bit) | ||
| 39 | * 3. TB 0 (We are not transmitting a byte initially) | ||
| 40 | * 2. ACKNAK 0 (Send an ACK after the unit receives a byte) | ||
| 41 | * 1. STOP 0 (Do not send a STOP) | ||
| 42 | * 0. START 0 (Do not send a START) | ||
| 43 | * | ||
| 44 | */ | ||
| 45 | #define I2C_ICR_INIT (ICR_BEIE | ICR_IRFIE | ICR_ITEIE | ICR_GCD | ICR_SCLE) | ||
| 46 | |||
| 47 | /* I2C status register init values | ||
| 48 | * | ||
| 49 | * 10. BED 1 (Clear bus error detected) | ||
| 50 | * 9. SAD 1 (Clear slave address detected) | ||
| 51 | * 7. IRF 1 (Clear IDBR Receive Full) | ||
| 52 | * 6. ITE 1 (Clear IDBR Transmit Empty) | ||
| 53 | * 5. ALD 1 (Clear Arbitration Loss Detected) | ||
| 54 | * 4. SSD 1 (Clear Slave Stop Detected) | ||
| 55 | */ | ||
| 56 | #define I2C_ISR_INIT 0x7FF /* status register init */ | ||
| 57 | |||
| 58 | struct i2c_pxa_platform_data { | 10 | struct i2c_pxa_platform_data { |
| 59 | unsigned int class; | 11 | unsigned int class; |
| 60 | unsigned int use_pio :1; | 12 | unsigned int use_pio :1; |