diff options
| author | Peter Tyser <ptyser@xes-inc.com> | 2009-04-24 15:34:05 -0500 |
|---|---|---|
| committer | Wolfgang Denk <wd@denx.de> | 2009-06-12 20:39:45 +0200 |
| commit | 9c90a2c8e87414007a016b7cd099ac1e32fd301b (patch) | |
| tree | 0a9426b2bc4bdc28a7c0cbb60eb9aa7653cd17a8 | |
| parent | e7563aff174f77aa61dab1ef5d9b47bebaa43702 (diff) | |
| download | u-boot-imx-9c90a2c8e87414007a016b7cd099ac1e32fd301b.zip u-boot-imx-9c90a2c8e87414007a016b7cd099ac1e32fd301b.tar.gz u-boot-imx-9c90a2c8e87414007a016b7cd099ac1e32fd301b.tar.bz2 | |
i2c.h: Provide a default CONFIG_SYS_I2C_SLAVE value
Many boards/controllers/drivers don't support an I2C slave interface,
however CONFIG_SYS_I2C_SLAVE is used in common code so provide a
default
Signed-off-by: Peter Tyser <ptyser@xes-inc.com>
| -rw-r--r-- | common/cmd_eeprom.c | 4 | ||||
| -rw-r--r-- | cpu/mpc8260/i2c.c | 3 | ||||
| -rw-r--r-- | cpu/ppc4xx/40x_spd_sdram.c | 4 | ||||
| -rw-r--r-- | cpu/ppc4xx/44x_spd_ddr.c | 4 | ||||
| -rw-r--r-- | include/i2c.h | 12 |
5 files changed, 9 insertions, 18 deletions
diff --git a/common/cmd_eeprom.c b/common/cmd_eeprom.c index e598bf1..f749087 100644 --- a/common/cmd_eeprom.c +++ b/common/cmd_eeprom.c @@ -401,10 +401,6 @@ eeprom_probe (unsigned dev_addr, unsigned offset) #define CONFIG_SYS_I2C_SPEED 50000 #endif -#ifndef CONFIG_SYS_I2C_SLAVE -#define CONFIG_SYS_I2C_SLAVE 0xFE -#endif - void eeprom_init (void) { #if defined(CONFIG_SPI) diff --git a/cpu/mpc8260/i2c.c b/cpu/mpc8260/i2c.c index 35cf8f1..2b954b4 100644 --- a/cpu/mpc8260/i2c.c +++ b/cpu/mpc8260/i2c.c @@ -58,9 +58,6 @@ static unsigned int i2c_bus_num __attribute__ ((section (".data"))) = 0; #define CONFIG_SYS_I2C_SPEED 50000 #endif -#ifndef CONFIG_SYS_I2C_SLAVE -#define CONFIG_SYS_I2C_SLAVE 0xFE -#endif /*----------------------------------------------------------------------- */ diff --git a/cpu/ppc4xx/40x_spd_sdram.c b/cpu/ppc4xx/40x_spd_sdram.c index 57861b3..75bd70d 100644 --- a/cpu/ppc4xx/40x_spd_sdram.c +++ b/cpu/ppc4xx/40x_spd_sdram.c @@ -56,10 +56,6 @@ #define CONFIG_SYS_I2C_SPEED 50000 #endif -#ifndef CONFIG_SYS_I2C_SLAVE -#define CONFIG_SYS_I2C_SLAVE 0xFE -#endif - #define ONE_BILLION 1000000000 #define SDRAM0_CFG_DCE 0x80000000 diff --git a/cpu/ppc4xx/44x_spd_ddr.c b/cpu/ppc4xx/44x_spd_ddr.c index 153391e..f26fcda 100644 --- a/cpu/ppc4xx/44x_spd_ddr.c +++ b/cpu/ppc4xx/44x_spd_ddr.c @@ -66,10 +66,6 @@ #define CONFIG_SYS_I2C_SPEED 50000 #endif -#ifndef CONFIG_SYS_I2C_SLAVE -#define CONFIG_SYS_I2C_SLAVE 0xFE -#endif - #define ONE_BILLION 1000000000 /* diff --git a/include/i2c.h b/include/i2c.h index f8a59a6..668e754 100644 --- a/include/i2c.h +++ b/include/i2c.h @@ -78,16 +78,22 @@ #endif #ifdef CONFIG_8xx -/* Set default values for the I2C bus speed and slave address on 8xx. In the +/* Set default value for the I2C bus speed on 8xx. In the * future, we'll define these in all 8xx board config files. */ #ifndef CONFIG_SYS_I2C_SPEED #define CONFIG_SYS_I2C_SPEED 50000 #endif +#endif +/* + * Many boards/controllers/drivers don't support an I2C slave interface so + * provide a default slave address for them for use in common code. A real + * value for CONFIG_SYS_I2C_SLAVE should be defined for any board which does + * support a slave interface. + */ #ifndef CONFIG_SYS_I2C_SLAVE -#define CONFIG_SYS_I2C_SLAVE 0xFE -#endif +#define CONFIG_SYS_I2C_SLAVE 0xfe #endif /* |