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authorReka Norman <rekanorman@google.com>2022-02-16 10:12:36 +1100
committerFelix Held <felix-coreboot@felixheld.de>2022-02-21 17:05:45 +0000
commit5bba93e08ae8759592efae65617e6d2ea26b73e7 (patch)
treeaf0fef8f0c4e226751a30a0bafbd46f08220f5f3
parentaade40c3f6b9dc40510932baceeb4374fd6c6ee6 (diff)
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mb/google/brya: Enable eMMC HS400 mode for nissa
Based on the nivviks and nereid schematics, nissa is using eMMC HS400 mode, so enable this in devicetree. BUG=b:197479026 TEST=Build test nivviks and nereid Signed-off-by: Reka Norman <rekanorman@google.com> Change-Id: Ie9772385276d3629079b95024d3ffa04438f22c2 Reviewed-on: https://review.coreboot.org/c/coreboot/+/61998 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Kangheui Won <khwon@chromium.org> Reviewed-by: Krishna P Bhat D <krishna.p.bhat.d@intel.com> Reviewed-by: Rizwan Qureshi <rizwan.qureshi@intel.com>
-rw-r--r--src/mainboard/google/brya/variants/baseboard/nissa/devicetree.cb3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/mainboard/google/brya/variants/baseboard/nissa/devicetree.cb b/src/mainboard/google/brya/variants/baseboard/nissa/devicetree.cb
index 74b24c8581c0..91c633a3faf6 100644
--- a/src/mainboard/google/brya/variants/baseboard/nissa/devicetree.cb
+++ b/src/mainboard/google/brya/variants/baseboard/nissa/devicetree.cb
@@ -17,6 +17,9 @@ chip soc/intel/alderlake
# Enable CNVi BT
register "CnviBtCore" = "true"
+ # eMMC HS400
+ register "emmc_enable_hs400_mode" = "1"
+
register "usb2_ports[0]" = "USB2_PORT_TYPE_C(OC_SKIP)" # USB2_C0
register "usb2_ports[1]" = "USB2_PORT_TYPE_C(OC_SKIP)" # USB2_C1
register "usb2_ports[2]" = "USB2_PORT_MID(OC_SKIP)" # USB2_A0