diff options
| author | Subrata Banik <subrata.banik@intel.com> | 2019-11-28 14:02:10 +0530 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2019-12-03 11:26:49 +0000 |
| commit | 54daaecacb69194b282484d2c2488c3f5eabc02d (patch) | |
| tree | 77e48dfce67978635c8e62ad311a63873c17e460 /src | |
| parent | 73b1bd7992fb33f33c33747fd0919fc495c3d5c4 (diff) | |
| download | coreboot-54daaecacb69194b282484d2c2488c3f5eabc02d.tar.xz | |
mb/google/drallion: Disable GPIO dynamic PM configuration
BUG=b:144002424
TEST=Ensured no TPM time out issue and system can boot to OS
Change-Id: I7282e6c2d9627846039638bdc0db3ee7ebba5f12
Signed-off-by: Subrata Banik <subrata.banik@intel.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/37320
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Furquan Shaikh <furquan@google.com>
Diffstat (limited to 'src')
3 files changed, 21 insertions, 19 deletions
diff --git a/src/mainboard/google/drallion/variants/arcada_cml/devicetree.cb b/src/mainboard/google/drallion/variants/arcada_cml/devicetree.cb index 5f396fe353..11abc87daa 100644 --- a/src/mainboard/google/drallion/variants/arcada_cml/devicetree.cb +++ b/src/mainboard/google/drallion/variants/arcada_cml/devicetree.cb @@ -212,11 +212,13 @@ 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 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 diff --git a/src/mainboard/google/drallion/variants/sarien_cml/devicetree.cb b/src/mainboard/google/drallion/variants/sarien_cml/devicetree.cb index 8cb1aa3001..c466637918 100644 --- a/src/mainboard/google/drallion/variants/sarien_cml/devicetree.cb +++ b/src/mainboard/google/drallion/variants/sarien_cml/devicetree.cb @@ -215,11 +215,13 @@ 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 |