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mb/siemens/mc_apl1: Set up RTC backup mode to primary cell 

Set RX6110SA RTC backup mode to primary cell. This mode reduces the
backup current consumption of the RTC.

Change-Id: I7c0c26a0ed5d8f48587acc917f8bb1c5c2b8869a
Signed-off-by: Werner Zeh <werner.zeh@siemens.com>
Reviewed-on: https://review.coreboot.org/20414
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Martin Roth <martinroth@google.com>
This commit is contained in:
Werner Zeh 2017-06-29 11:11:16 +02:00
parent c439109359
commit 127d339580
1 changed files with 4 additions and 1 deletions
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5
src/mainboard/siemens/mc_apl1/devicetree.cb
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@ -65,7 +65,10 @@ chip soc/intel/apollolake
device pci 16.0 on # - I2C 0
# Enable external RTC chip
chip drivers/i2c/rx6110sa
register "cof_selection" = "0"
register "pmon_sampling" = "PMON_SAMPL_256_MS"
register "bks_on" = "0"
register "bks_off" = "1"
register "iocut_en" = "1"
register "set_user_date" = "1"
register "user_year" = "04"
register "user_month" = "07"