gru: Enable EC-based RTC
Obtain the real-time clock value from the EC on start-up and show the current time. BUG=chrome-os-partner:52220 BRANCH=none TEST=(partial) with future commits and EC clock set, boot on gru into Linux shell and check the firmware log: localhost ~ # grep Date: /sys/firmware/log Date: 2016-06-20 (Monday) Time: 18:09:16 Change-Id: Id3ef791f546419c4881a891251cbb62d7596884b Signed-off-by: Martin Roth <martinroth@chromium.org> Original-Commit-Id: 348e9373b0e95a17f5c39ec28a480712e6e45caf Original-Change-Id: Iff43b16a86d9fee483420ee2eff5ff3d276716a3 Original-Signed-off-by: Simon Glass <sjg@chromium.org> Original-Reviewed-on: https://chromium-review.googlesource.com/351781 Original-Commit-Ready: Vadim Bendebury <vbendeb@chromium.org> Original-Tested-by: Vadim Bendebury <vbendeb@chromium.org> Original-Reviewed-by: Vadim Bendebury <vbendeb@chromium.org> Reviewed-on: https://review.coreboot.org/15303 Tested-by: build bot (Jenkins) Reviewed-by: Furquan Shaikh <furquan@google.com>
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@ -23,10 +23,14 @@ config BOARD_SPECIFIC_OPTIONS
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select BOARD_ID_AUTO
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select BOARD_ROMSIZE_KB_8192
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select COMMON_CBFS_SPI_WRAPPER
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select EC_GOOGLE_CHROMEEC
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select EC_GOOGLE_CHROMEEC_RTC
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select EC_GOOGLE_CHROMEEC_SPI
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select HAVE_HARD_RESET
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select MAINBOARD_DO_NATIVE_VGA_INIT
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select MAINBOARD_HAS_CHROMEOS
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select MAINBOARD_HAS_NATIVE_VGA_INIT
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select RTC
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select SOC_ROCKCHIP_RK3399
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select SPI_FLASH
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select SPI_FLASH_GIGADEVICE
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