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-rw-r--r--board/compulab/cm_t43/cm_t43.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/board/compulab/cm_t43/cm_t43.c b/board/compulab/cm_t43/cm_t43.c
index 445b609..0d5da6f 100644
--- a/board/compulab/cm_t43/cm_t43.c
+++ b/board/compulab/cm_t43/cm_t43.c
@@ -23,11 +23,18 @@ static struct ctrl_dev *cdev = (struct ctrl_dev *)CTRL_DEVICE_BASE;
int power_init_board(void)
{
struct pmic *p;
+ uchar tps_status = 0;
power_tps65218_init(I2C_PMIC);
p = pmic_get("TPS65218_PMIC");
- if (p && !pmic_probe(p))
+ if (p && !pmic_probe(p)) {
puts("PMIC: TPS65218\n");
+ /* We don't care if fseal is locked, but we do need it set */
+ tps65218_lock_fseal();
+ tps65218_reg_read(TPS65218_STATUS, &tps_status);
+ if (!(tps_status & TPS65218_FSEAL))
+ printf("WARNING: RTC not backed by battery!\n");
+ }
return 0;
}