i2c: Drop CONFIG_SYS_I2C_BOARD_LATE_INIT

This option is not used by any boards. Drop it.

Signed-off-by: Simon Glass <sjg@chromium.org>

README

@@ -2323,17 +2323,6 @@ The following options need to be configured:
 		custom i2c_init_board() routine in boards/xxx/board.c
 		is run early in the boot sequence.
 
-		CONFIG_SYS_I2C_BOARD_LATE_INIT
-
-		An alternative to CONFIG_SYS_I2C_INIT_BOARD. If this option is
-		defined a custom i2c_board_late_init() routine in
-		boards/xxx/board.c is run AFTER the operations in i2c_init()
-		is completed. This callpoint can be used to unreset i2c bus
-		using CPU i2c controller register accesses for CPUs whose i2c
-		controller provide such a method. It is called at the end of
-		i2c_init() to allow i2c_init operations to setup the i2c bus
-		controller on the CPU (e.g. setting bus speed & slave address).
-
 		CONFIG_I2CFAST (PPC405GP|PPC405EP only)
 
 		This option enables configuration of bi_iic_fast[] flags

drivers/i2c/fsl_i2c.c

@@ -284,15 +284,6 @@ static void __i2c_init(const struct fsl_i2c_base *base, int speed, int
 
 		break;
 	}
-
-#ifdef CONFIG_SYS_I2C_BOARD_LATE_INIT
-	/* Call board specific i2c bus reset routine AFTER the bus has been
-	 * initialized. Use either this callpoint or i2c_init_board;
-	 * which is called before i2c_init operations.
-	 * For details about this problem see doc/I2C_Edge_Conditions.
-	*/
-	i2c_board_late_init();
-#endif
 }
 
 static int

drivers/i2c/fti2c010.c

@@ -146,15 +146,6 @@ static void fti2c010_init(struct i2c_adapter *adap, int speed, int slaveaddr)
 	set_i2c_bus_speed(chip, speed);
 
 	/* slave init, don't care */
-
-#ifdef CONFIG_SYS_I2C_BOARD_LATE_INIT
-	/* Call board specific i2c bus reset routine AFTER the bus has been
-	 * initialized. Use either this callpoint or i2c_init_board;
-	 * which is called before fti2c010_init operations.
-	 * For details about this problem see doc/I2C_Edge_Conditions.
-	*/
-	i2c_board_late_init();
-#endif
 }
 
 /*

include/i2c.h

@@ -706,9 +706,6 @@ void i2c_early_init_f(void);
 #endif
 void i2c_init(int speed, int slaveaddr);
 void i2c_init_board(void);
-#ifdef CONFIG_SYS_I2C_BOARD_LATE_INIT
-void i2c_board_late_init(void);
-#endif
 
 #ifdef CONFIG_SYS_I2C
 /*

scripts/config_whitelist.txt

@@ -4222,7 +4222,6 @@ CONFIG_SYS_I2C_BASE2
 CONFIG_SYS_I2C_BASE3
 CONFIG_SYS_I2C_BASE4
 CONFIG_SYS_I2C_BASE5
-CONFIG_SYS_I2C_BOARD_LATE_INIT
 CONFIG_SYS_I2C_BOOT_EEPROM_ADDR
 CONFIG_SYS_I2C_BUSES
 CONFIG_SYS_I2C_BUS_MAX