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authorSurendranath Gurivireddy <surendranath.r.gurivireddy@intel.com>2019-10-31 15:45:39 -0700
committerPatrick Georgi <pgeorgi@google.com>2019-11-27 13:50:14 +0000
commitd367503147125210fbc09fa43628d233840f2c65 (patch)
tree35dfbcf5eee97f09d7f51b37bd2e0be351effc8a /src/cpu/x86/name
parentb0f15f0f86b13257fdbf3ce2c2c651c40116994c (diff)
soc/intel/cannonlake: Disable USB2 PHY Power gating
Workaround to disable USB2 PHY power gating to fix issue seen when Apple 87W USB-C charger is connected in S0ix state on WHL platforms (based on Intel's recommendation). Issue is seen on CML platforms also. So, disable power gating for Drallion too. Add devicetree entry to set the flag to disable USB2 PHY power gating for different CNL PCH based platforms BUG=b:133775942 TEST=Connect Apple 87W USB-C charger when the system is in sleep and check if the system wakes up after that Signed-off-by: Surendranath Gurivireddy <surendranath.r.gurivireddy@intel.com> Change-Id: I95909c73de758fccc7f616a330c1e1f0667e8c25 Reviewed-on: https://review.coreboot.org/c/coreboot/+/36519 Reviewed-by: Duncan Laurie <dlaurie@chromium.org> Reviewed-by: EricR Lai <ericr_lai@compal.corp-partner.google.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
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