[coreboot-gerrit] [XS] Change in coreboot[main]: mb/google/brya/var/xol: Disable unused controllers

[SH Kim (Code Review)]

Attention is currently required from: Dinesh Gehlot, Eric Lai, Kapil Porwal, Nick Vaccaro, Subrata Banik.

SH Kim has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/81105?usp=email )

Change subject: mb/google/brya/var/xol: Disable unused controllers
......................................................................

mb/google/brya/var/xol: Disable unused controllers

Disable unused controllers in overridetree.cb by refering to xol proto2
schematics. Enabling unused controllers blocks entering s0ix.

- I2C3
- SATA
- PCIE RP8
- PCIE RP9
- GSPI1

BUG=b:328318578
BRANCH=firmware-brya-14505.B
TEST=FW_NAME=xol emerge-brya coreboot chromeos-bootimage

Change-Id: I1be7caf8234c32406aa2cff8fc7fe9fa39b16d89
Signed-off-by: Seunghwan Kim 
---
M src/mainboard/google/brya/variants/xol/overridetree.cb
1 file changed, 5 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/05/81105/1

diff --git a/src/mainboard/google/brya/variants/xol/overridetree.cb b/src/mainboard/google/brya/variants/xol/overridetree.cb
index 165311d..b825ddd 100644
--- a/src/mainboard/google/brya/variants/xol/overridetree.cb
+++ b/src/mainboard/google/brya/variants/xol/overridetree.cb
@@ -325,6 +325,7 @@
    			device i2c 50 on end
    		end
    	end #I2C1
+		device ref i2c3 off end
    	device ref i2c5 on
    		chip drivers/i2c/hid
    			register "generic.hid" = ""ZNT0000""
@@ -358,6 +359,10 @@
    			device pnp 0c09.0 on end
    		end
    	end
+		device ref sata off end
+		device ref pcie_rp8 off end
+		device ref pcie_rp9 off end
+		device ref gspi1 off end
    	device ref pmc hidden
    		chip drivers/intel/pmc_mux
    			device generic 0 on