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rtc: Drop CFG_SYS_RTC_BUS_NUM

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This option is very old and the migration deadline was years ago. Drop
it so that the I2C system can be simplified.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Heiko Schocher <hs@denx.de>
This commit is contained in:
Simon Glass 2024-08-11 08:50:37 -06:00 • committed by Heiko Schocher
parent 08f0a33330
commit 9baa31ab09
11 changed files with 0 additions and 32 deletions
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5
README
View file

@ -893,11 +893,6 @@ The following options need to be configured:
will skip addresses 0x50 and 0x68 on a board with one I2C bus
CFG_SYS_RTC_BUS_NUM
If defined, then this indicates the I2C bus number for the RTC.
If not defined, then U-Boot assumes that RTC is on I2C bus 0.
CONFIG_SOFT_I2C_READ_REPEATED_START
defining this will force the i2c_read() function in

6
cmd/date.c
View file

@ -42,12 +42,6 @@ static int do_date(struct cmd_tbl *cmdtp, int flag, int argc,
return CMD_RET_FAILURE;
}
}
#elif CONFIG_IS_ENABLED(SYS_I2C_LEGACY)
old_bus = i2c_get_bus_num();
i2c_set_bus_num(CFG_SYS_RTC_BUS_NUM);
#else
old_bus = I2C_GET_BUS();
I2C_SET_BUS(CFG_SYS_RTC_BUS_NUM);
#endif
switch (argc) {

1
include/configs/ls1028aqds.h
View file

@ -47,7 +47,6 @@
#endif
/* RTC */
#define CFG_SYS_RTC_BUS_NUM 1
#define I2C_MUX_CH_RTC 0xB
/* Store environment at top of flash */

2
include/configs/ls1028ardb.h
View file

@ -10,8 +10,6 @@
#define COUNTER_FREQUENCY_REAL (get_board_sys_clk() / 4)
#define CFG_SYS_RTC_BUS_NUM 0
/* Store environment at top of flash */
/*

1
include/configs/ls1046afrwy.h
View file

@ -66,7 +66,6 @@
/* RTC */
#define CFG_SYS_I2C_RTC_ADDR 0x51 /* Channel 0 I2C bus 0*/
#define CFG_SYS_RTC_BUS_NUM 0
/*
* Environment

3
include/configs/lx2160aqds.h
View file

@ -8,9 +8,6 @@
#include "lx2160a_common.h"
/* RTC */
#define CFG_SYS_RTC_BUS_NUM 0
/* MAC/PHY configuration */
/* Initial environment variables */

3
include/configs/lx2160ardb.h
View file

@ -8,9 +8,6 @@
#include "lx2160a_common.h"
/* RTC */
#define CFG_SYS_RTC_BUS_NUM 4
#if defined(CONFIG_FSL_MC_ENET)
#define AQR113C_PHY_ADDR1 0x0
#define AQR113C_PHY_ADDR2 0x08

3
include/configs/lx2162aqds.h
View file

@ -10,9 +10,6 @@
/* USB */
/* RTC */
#define CFG_SYS_RTC_BUS_NUM 0
/* Initial environment variables */
#define CFG_EXTRA_ENV_SETTINGS \
EXTRA_ENV_SETTINGS \

2
include/configs/m53menlo.h
View file

@ -57,8 +57,6 @@
#define CFG_FEC_MXC_PHYADDR 0x0
#endif
#define CFG_SYS_RTC_BUS_NUM 1 /* I2C2 */
/*
* RTC
*/

1
include/configs/tqma6_wru4.h
View file

@ -16,7 +16,6 @@
/* Watchdog */
/* Config on-board RTC */
#define CFG_SYS_RTC_BUS_NUM 2
#define CFG_SYS_I2C_RTC_ADDR 0x68
/* Turn off RTC square-wave output to save battery */

5
include/i2c.h
View file

@ -655,11 +655,6 @@ void i2c_early_init_f(void);
#undef CFG_SYS_I2C_DIRECT_BUS
#endif
/* define the I2C bus number for RTC and DTT if not already done */
#if !defined(CFG_SYS_RTC_BUS_NUM)
#define CFG_SYS_RTC_BUS_NUM 0
#endif
struct i2c_adapter {
void (*init)(struct i2c_adapter *adap, int speed,
int slaveaddr);