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path: root/src/mainboard/google/drallion/variants/drallion/devicetree.cb
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Diffstat (limited to 'src/mainboard/google/drallion/variants/drallion/devicetree.cb')
-rw-r--r--src/mainboard/google/drallion/variants/drallion/devicetree.cb16
1 files changed, 7 insertions, 9 deletions
diff --git a/src/mainboard/google/drallion/variants/drallion/devicetree.cb b/src/mainboard/google/drallion/variants/drallion/devicetree.cb
index 4c5cff25a0..2fcf191eae 100644
--- a/src/mainboard/google/drallion/variants/drallion/devicetree.cb
+++ b/src/mainboard/google/drallion/variants/drallion/devicetree.cb
@@ -209,15 +209,13 @@ chip soc/intel/cannonlake
register "gpio_override_pm" = "1"
# GPIO community PM configuration
- register "gpio_pm[COMM_0]" = "MISCCFG_ENABLE_GPIO_PM_CONFIG"
- register "gpio_pm[COMM_1]" = "MISCCFG_GPSIDEDPCGEN |
- MISCCFG_GPRTCDLCGEN |
- MISCCFG_GSXSLCGEN |
- MISCCFG_GPDPCGEN |
- MISCCFG_GPDLCGEN"
- register "gpio_pm[COMM_2]" = "MISCCFG_ENABLE_GPIO_PM_CONFIG"
- register "gpio_pm[COMM_3]" = "MISCCFG_ENABLE_GPIO_PM_CONFIG"
- register "gpio_pm[COMM_4]" = "MISCCFG_ENABLE_GPIO_PM_CONFIG"
+ # Disable dynamic clock gating; with bits 0-5 set in these registers,
+ # some short interrupt pulses were missed (esp. cr50 irq)
+ register "gpio_pm[COMM_0]" = "0"
+ register "gpio_pm[COMM_1]" = "0"
+ register "gpio_pm[COMM_2]" = "0"
+ register "gpio_pm[COMM_3]" = "0"
+ register "gpio_pm[COMM_4]" = "0"
device cpu_cluster 0 on
device lapic 0 on end