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board: ge: pass rtc_status via device tree

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Pass rtc_status via the device tree, instead of on kernel command line.
Additionally, the 2038 mitigation is reported, if applied successfully.

Signed-off-by: Ian Ray <ian.ray@ge.com>
Signed-off-by: Robert Beckett <bob.beckett@collabora.com>
This commit is contained in:
Ian Ray 2019-11-12 19:15:18 +00:00 • committed by Stefano Babic
parent b565b18a29
commit b186cfa1a3
5 changed files with 27 additions and 11 deletions
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7
board/ge/bx50v3/bx50v3.c
View file

@ -649,8 +649,13 @@ int checkboard(void)
#ifdef CONFIG_OF_BOARD_SETUP
int ft_board_setup(void *blob, bd_t *bd)
{
char *rtc_status = env_get("rtc_status");
fdt_setprop(blob, 0, "ge,boot-ver", version_string,
strlen(version_string) + 1);
strlen(version_string) + 1);
fdt_setprop(blob, 0, "ge,rtc-status", rtc_status,
strlen(rtc_status) + 1);
return 0;
}
#endif

20
board/ge/common/ge_common.c
View file

@ -17,8 +17,10 @@ void check_time(void)
unsigned int current_i2c_bus = i2c_get_bus_num();
ret = i2c_set_bus_num(CONFIG_SYS_RTC_BUS_NUM);
if (ret < 0)
if (ret < 0) {
env_set("rtc_status", "FAIL");
return;
}
rtc_init();
@ -28,10 +30,7 @@ void check_time(void)
break;
}
if (ret < 0)
env_set("rtc_status", "RTC_ERROR");
if (tm.tm_year > 2037) {
if (!ret && tm.tm_year > 2037) {
tm.tm_sec = 0;
tm.tm_min = 0;
tm.tm_hour = 0;
@ -46,10 +45,17 @@ void check_time(void)
break;
}
if (ret < 0)
env_set("rtc_status", "RTC_ERROR");
if (ret >= 0)
ret = 2038;
}
if (ret < 0)
env_set("rtc_status", "FAIL");
else if (ret == 2038)
env_set("rtc_status", "2038");
else
env_set("rtc_status", "OK");
i2c_set_bus_num(current_i2c_bus);
}

7
board/ge/mx53ppd/mx53ppd.c
View file

@ -314,8 +314,13 @@ int checkboard(void)
#ifdef CONFIG_OF_BOARD_SETUP
int ft_board_setup(void *blob, bd_t *bd)
{
char *rtc_status = env_get("rtc_status");
fdt_setprop(blob, 0, "ge,boot-ver", version_string,
strlen(version_string) + 1);
strlen(version_string) + 1);
fdt_setprop(blob, 0, "ge,rtc-status", rtc_status,
strlen(rtc_status) + 1);
return 0;
}
#endif

2
include/configs/ge_bx50v3.h
View file

@ -93,7 +93,7 @@
"setargs=setenv bootargs root=/dev/${rootdev}${partnum} " \
"ro rootwait cma=128M " \
"bootcause=${bootcause} " \
"${quiet} console=${console} ${rtc_status} " \
"${quiet} console=${console} " \
"${videoargs}" "\0" \
"doquiet=" \
"if ext2load ${dev} ${devnum}:5 0x7000A000 /boot/console; " \

2
include/configs/mx53ppd.h
View file

@ -101,7 +101,7 @@
"lvds=ldb\0" \
"setargs=setenv bootargs ${lvds} jtag=on mem=2G " \
"vt.global_cursor_default=0 bootcause=${bootcause} ${quiet} " \
"console=${console} ${rtc_status}\0" \
"console=${console}\0" \
"bootargs_emmc=setenv bootargs root=/dev/${rootdev}${partnum} ro " \
"rootwait ${bootargs}\0" \
"doquiet=if ext2load ${dev} ${devnum}:5 0x7000A000 /boot/console; " \