diff options
Diffstat (limited to 'board/ge/common')
-rw-r--r-- | board/ge/common/Makefile | 2 | ||||
-rw-r--r-- | board/ge/common/ge_common.c | 55 | ||||
-rw-r--r-- | board/ge/common/ge_common.h | 7 |
3 files changed, 63 insertions, 1 deletions
diff --git a/board/ge/common/Makefile b/board/ge/common/Makefile index 93e6c0182b..f5be11bcef 100644 --- a/board/ge/common/Makefile +++ b/board/ge/common/Makefile @@ -4,4 +4,4 @@ # SPDX-License-Identifier: GPL-2.0+ # -obj-y := vpd_reader.o +obj-y := vpd_reader.o ge_common.o diff --git a/board/ge/common/ge_common.c b/board/ge/common/ge_common.c new file mode 100644 index 0000000000..c8260960cf --- /dev/null +++ b/board/ge/common/ge_common.c @@ -0,0 +1,55 @@ +/* + * Copyright 2017 General Electric Company + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <i2c.h> +#include <rtc.h> + +void check_time(void) +{ + int ret, i; + struct rtc_time tm; + u8 retry = 3; + + unsigned int current_i2c_bus = i2c_get_bus_num(); + + ret = i2c_set_bus_num(CONFIG_SYS_RTC_BUS_NUM); + if (ret < 0) + return; + + rtc_init(); + + for (i = 0; i < retry; i++) { + ret = rtc_get(&tm); + if (!ret || ret == -EINVAL) + break; + } + + if (ret < 0) + env_set("rtc_status", "RTC_ERROR"); + + if (tm.tm_year > 2037) { + tm.tm_sec = 0; + tm.tm_min = 0; + tm.tm_hour = 0; + tm.tm_mday = 1; + tm.tm_wday = 2; + tm.tm_mon = 1; + tm.tm_year = 2036; + + for (i = 0; i < retry; i++) { + ret = rtc_set(&tm); + if (!ret) + break; + } + + if (ret < 0) + env_set("rtc_status", "RTC_ERROR"); + } + + i2c_set_bus_num(current_i2c_bus); +} + diff --git a/board/ge/common/ge_common.h b/board/ge/common/ge_common.h new file mode 100644 index 0000000000..b28aada8dd --- /dev/null +++ b/board/ge/common/ge_common.h @@ -0,0 +1,7 @@ +/* + * Copyright 2017 General Electric Company + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +void check_time(void); |