GitHub-Mirror/u-boot
2
0
Fork 0
mirror of https://github.com/Fishwaldo/u-boot.git synced 2025-03-20 22:21:41 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions

i2c: Finish dropping use of CONFIG_I2C_HARD

Browse source 
Drop use of this long-deprecated option.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Tom Rini <trini@konsulko.com>
This commit is contained in:
Simon Glass 2017-05-12 21:09:56 -06:00 • committed by Heiko Schocher
parent 64a144dcea
commit 69153988a6
5 changed files with 11 additions and 17 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

16
README
View file

@ -2204,7 +2204,9 @@ The following options need to be configured:
If you do not have i2c muxes on your board, omit this define. If you do not have i2c muxes on your board, omit this define.
- Legacy I2C Support: CONFIG_HARD_I2C ----under removal:
- Legacy I2C Support: CONFIG_SOFT_I2C
NOTE: It is intended to move drivers to CONFIG_SYS_I2C which NOTE: It is intended to move drivers to CONFIG_SYS_I2C which
provides the following compelling advantages: provides the following compelling advantages:
@ -2213,14 +2215,12 @@ The following options need to be configured:
- approved multibus support - approved multibus support
- better i2c mux support - better i2c mux support
** CONFIG_HARD_I2C is now being removed ** ** CONFIG_SOFT_I2C is now being removed **
----under removal: With CONFIG_SOFT_I2C you will need to define
CONFIG_SYS_I2C_SPEED to be the frequency (in Hz) at which you
In both cases you will need to define CONFIG_SYS_I2C_SPEED wish your i2c bus to run and CONFIG_SYS_I2C_SLAVE to be the
to be the frequency (in Hz) at which you wish your i2c bus address of this node (ie the CPU's i2c node address).
to run and CONFIG_SYS_I2C_SLAVE to be the address of this node (ie
the CPU's i2c node address).
Now, the u-boot i2c code for the mpc8xx Now, the u-boot i2c code for the mpc8xx
(arch/powerpc/cpu/mpc8xx/i2c.c) sets the CPU up as a master node (arch/powerpc/cpu/mpc8xx/i2c.c) sets the CPU up as a master node

2
cmd/eeprom.c
View file

@ -73,11 +73,9 @@ void eeprom_init(int bus)
#endif #endif
/* I2C EEPROM */ /* I2C EEPROM */
#if defined(CONFIG_HARD_I2C) || defined(CONFIG_SYS_I2C)
#if defined(CONFIG_SYS_I2C) #if defined(CONFIG_SYS_I2C)
if (bus >= 0) if (bus >= 0)
i2c_set_bus_num(bus); i2c_set_bus_num(bus);
#endif
i2c_init(CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE); i2c_init(CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE);
#endif #endif
} }

4
common/board_f.c
View file

@ -184,7 +184,7 @@ __weak int dram_init_banksize(void)
return 0; return 0;
} }
#if defined(CONFIG_HARD_I2C) || defined(CONFIG_SYS_I2C) #if defined(CONFIG_SYS_I2C)
static int init_func_i2c(void) static int init_func_i2c(void)
{ {
puts("I2C: "); puts("I2C: ");
@ -765,7 +765,7 @@ static const init_fnc_t init_sequence_f[] = {
misc_init_f, misc_init_f,
#endif #endif
INIT_FUNC_WATCHDOG_RESET INIT_FUNC_WATCHDOG_RESET
#if defined(CONFIG_HARD_I2C) || defined(CONFIG_SYS_I2C) #if defined(CONFIG_SYS_I2C)
init_func_i2c, init_func_i2c,
#endif #endif
#if defined(CONFIG_HARD_SPI) #if defined(CONFIG_HARD_SPI)

5
common/stdio.c
View file

@ -21,7 +21,7 @@
#include <logbuff.h> #include <logbuff.h>
#endif #endif
#if defined(CONFIG_HARD_I2C) || defined(CONFIG_SYS_I2C) #if defined(CONFIG_SYS_I2C)
#include <i2c.h> #include <i2c.h>
#endif #endif
@ -346,9 +346,6 @@ int stdio_add_devices(void)
#ifdef CONFIG_SYS_I2C #ifdef CONFIG_SYS_I2C
i2c_init_all(); i2c_init_all();
#else #else
#if defined(CONFIG_HARD_I2C)
i2c_init (CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE);
#endif
#endif #endif
#ifdef CONFIG_DM_VIDEO #ifdef CONFIG_DM_VIDEO
/* /*

1
scripts/config_whitelist.txt
View file

@ -1134,7 +1134,6 @@ CONFIG_G_DNL_UMS_VENDOR_NUM
CONFIG_H264_FREQ CONFIG_H264_FREQ
CONFIG_H8300 CONFIG_H8300
CONFIG_HALEAKALA CONFIG_HALEAKALA
CONFIG_HARD_I2C
CONFIG_HARD_SPI CONFIG_HARD_SPI
CONFIG_HASH_VERIFY CONFIG_HASH_VERIFY
CONFIG_HAS_DATAFLASH CONFIG_HAS_DATAFLASH