--- zzzz-none-000/linux-5.4.213/include/linux/platform_data/i2c-pxa.h 2022-09-15 10:04:56.000000000 +0000 +++ alder-5690pro-762/linux-5.4.213/include/linux/platform_data/i2c-pxa.h 2024-08-14 09:02:08.000000000 +0000 @@ -7,54 +7,6 @@ #ifndef _I2C_PXA_H_ #define _I2C_PXA_H_ -#if 0 -#define DEF_TIMEOUT 3 -#else -/* need a longer timeout if we're dealing with the fact we may well be - * looking at a multi-master environment -*/ -#define DEF_TIMEOUT 32 -#endif - -#define BUS_ERROR (-EREMOTEIO) -#define XFER_NAKED (-ECONNREFUSED) -#define I2C_RETRY (-2000) /* an error has occurred retry transmit */ - -/* ICR initialize bit values -* -* 15. FM 0 (100 Khz operation) -* 14. UR 0 (No unit reset) -* 13. SADIE 0 (Disables the unit from interrupting on slave addresses -* matching its slave address) -* 12. ALDIE 0 (Disables the unit from interrupt when it loses arbitration -* in master mode) -* 11. SSDIE 0 (Disables interrupts from a slave stop detected, in slave mode) -* 10. BEIE 1 (Enable interrupts from detected bus errors, no ACK sent) -* 9. IRFIE 1 (Enable interrupts from full buffer received) -* 8. ITEIE 1 (Enables the I2C unit to interrupt when transmit buffer empty) -* 7. GCD 1 (Disables i2c unit response to general call messages as a slave) -* 6. IUE 0 (Disable unit until we change settings) -* 5. SCLE 1 (Enables the i2c clock output for master mode (drives SCL) -* 4. MA 0 (Only send stop with the ICR stop bit) -* 3. TB 0 (We are not transmitting a byte initially) -* 2. ACKNAK 0 (Send an ACK after the unit receives a byte) -* 1. STOP 0 (Do not send a STOP) -* 0. START 0 (Do not send a START) -* -*/ -#define I2C_ICR_INIT (ICR_BEIE | ICR_IRFIE | ICR_ITEIE | ICR_GCD | ICR_SCLE) - -/* I2C status register init values - * - * 10. BED 1 (Clear bus error detected) - * 9. SAD 1 (Clear slave address detected) - * 7. IRF 1 (Clear IDBR Receive Full) - * 6. ITE 1 (Clear IDBR Transmit Empty) - * 5. ALD 1 (Clear Arbitration Loss Detected) - * 4. SSD 1 (Clear Slave Stop Detected) - */ -#define I2C_ISR_INIT 0x7FF /* status register init */ - struct i2c_slave_client; struct i2c_pxa_platform_data {