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path: root/src/soc/intel/cannonlake/acpi/scs.asl
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2017-11-23soc/intel/cannonlake: Add PM methods to power gate SD card controllerVaibhav Shankar
When system enters S0ix, system fails to power gate SD card controller. This patch implements PM methods to put the SD card controller in D3 during S0ix entry. TEST=Suspend and resume using 'echo freeze > /sys/power/state'. The System should not be blocked by sd card controller. Change-Id: I9a9fe14fb6cd3b76ee95c565b3359cdae1a3c445 Signed-off-by: Vaibhav Shankar <vaibhav.shankar@intel.com> Reviewed-on: https://review.coreboot.org/22487 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Duncan Laurie <dlaurie@chromium.org>
2017-11-20soc/intel/cannonlake: Add ACPI workaround for EMMCLijian Zhao
Two W/A had been added here for EMMC to make it working properly. 1. Enable power gating after D3 entry, disable power gating before D0 entry. 2. Add 50 ms delay to ensure Rcomp calibration done before EMMC out of D3. BUG=b:69323943 TEST=Run multiple ACPI S3 cycles on cannonlake u LPDDR4 platform. Change-Id: Ic6e98264521fb02b911a8c157a7982afa35fe20c Signed-off-by: Lijian Zhao <lijian.zhao@intel.com> Reviewed-on: https://review.coreboot.org/22390 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Aaron Durbin <adurbin@chromium.org>
2017-10-03soc/intel/cannonlake: add initial ASL methods for SCS, GPIOBora Guvendik
Add ACPI methods for gpio, scs and pcr. TEST=Boot to OS. Change-Id: I0dc31662dd3f5dbb3bda43aa8cf507128facde51 Signed-off-by: Bora Guvendik <bora.guvendik@intel.com> Reviewed-on: https://review.coreboot.org/21685 Reviewed-by: Aaron Durbin <adurbin@chromium.org> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>