[coreboot-gerrit] Change in coreboot[master]: mb/google/kahlee/variants/grunt: Enable BayHub720 driver
Simon Glass (Code Review)
gerrit at coreboot.org
Tue May 1 20:00:28 CEST 2018
Simon Glass has uploaded this change for review. ( https://review.coreboot.org/25967
Change subject: mb/google/kahlee/variants/grunt: Enable BayHub720 driver
......................................................................
mb/google/kahlee/variants/grunt: Enable BayHub720 driver
Enable this driver along with power saving.
BUG=b:73726008
BRANCH=none
TEST=boot and see this message:
BayHub BH720: Power-saving enabled 110103
>From linux:
$ iotools pci_read32 2 0 0 0x90
0x00110103
Change-Id: I850e923f73e01fe629d66ad61b65afa58035845c
Signed-off-by: Simon Glass <sjg at chromium.org>
---
M src/mainboard/google/kahlee/Kconfig
M src/mainboard/google/kahlee/variants/grunt/devicetree.cb
2 files changed, 8 insertions(+), 2 deletions(-)
git pull ssh://review.coreboot.org:29418/coreboot refs/changes/67/25967/1
diff --git a/src/mainboard/google/kahlee/Kconfig b/src/mainboard/google/kahlee/Kconfig
index 22925f4..24881b5 100644
--- a/src/mainboard/google/kahlee/Kconfig
+++ b/src/mainboard/google/kahlee/Kconfig
@@ -36,6 +36,7 @@
select SOC_AMD_PSP_SELECTABLE_SMU_FW
select SOC_AMD_SMU_FANLESS
select HAVE_ACPI_RESUME
+ select DRIVERS_GENERIC_BH720 if BOARD_GOOGLE_GRUNT
if BOARD_GOOGLE_BASEBOARD_KAHLEE
diff --git a/src/mainboard/google/kahlee/variants/grunt/devicetree.cb b/src/mainboard/google/kahlee/variants/grunt/devicetree.cb
index cfc3198..0d4ad09 100644
--- a/src/mainboard/google/kahlee/variants/grunt/devicetree.cb
+++ b/src/mainboard/google/kahlee/variants/grunt/devicetree.cb
@@ -58,11 +58,16 @@
device pci 0.0 on end # Root Complex
device pci 1.0 on end # Internal Graphics P2P bridge 0x98e4
device pci 1.1 on end # Internal Multimedia
- device pci 2.0 on end # PCIe Host Bridge
+ device pci 2.0 on end # PCIe Host Bridge
device pci 2.1 on end #
device pci 2.2 on end #
device pci 2.3 on end #
- device pci 2.4 on end #
+ device pci 2.4 on
+ chip drivers/generic/bayhub
+ register "power_saving" = "1"
+ device pci 00.0 on end
+ end
+ end #
device pci 2.5 on end #
device pci 8.0 on end # PSP
device pci 9.0 on end # PCIe Host Bridge
--
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Gerrit-Project: coreboot
Gerrit-Branch: master
Gerrit-MessageType: newchange
Gerrit-Change-Id: I850e923f73e01fe629d66ad61b65afa58035845c
Gerrit-Change-Number: 25967
Gerrit-PatchSet: 1
Gerrit-Owner: Simon Glass <sjg at chromium.org>
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