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Diffstat (limited to 'zephyr/projects/nissa/prj_it8xxx2.conf')
| -rw-r--r-- | zephyr/projects/nissa/prj_it8xxx2.conf | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/zephyr/projects/nissa/prj_it8xxx2.conf b/zephyr/projects/nissa/prj_it8xxx2.conf new file mode 100644 index 0000000000..4d026a447f --- /dev/null +++ b/zephyr/projects/nissa/prj_it8xxx2.conf @@ -0,0 +1,59 @@ +# Copyright 2022 The ChromiumOS Authors +# Use of this source code is governed by a BSD-style license that can be +# found in the LICENSE file. + +CONFIG_CROS_FLASH_IT8XXX2=y +CONFIG_CROS_SYSTEM_IT8XXX2=y +CONFIG_ESPI_IT8XXX2=y +CONFIG_FPU=y +# rv32iafc/ilp32f is not supported by the toolchain, so use soft-float +CONFIG_FLOAT_HARD=n + +# EC performance is bad; limiting sensor data rate helps keep it from degrading +# so much that it causes problems. b/240485526, b/230818312 +CONFIG_PLATFORM_EC_MAX_SENSOR_FREQ_MILLIHZ=100000 + +# Allow more time for the charger to stabilise +CONFIG_PLATFORM_EC_POWER_BUTTON_INIT_TIMEOUT=5 + +# RAM savings, since this chip is tight on available RAM. +# It's useful to store a lot of logs for the host to request, but the default 4k +# is pretty large. +CONFIG_PLATFORM_EC_HOSTCMD_CONSOLE_BUF_SIZE=2048 +# Our threads have short names, save 20 bytes per thread +CONFIG_THREAD_MAX_NAME_LEN=12 +# Task stacks, tuned by experiment. Most expanded to prevent overflow, and a few +# shrunk to save RAM. +CONFIG_AP_PWRSEQ_STACK_SIZE=1408 +CONFIG_TASK_HOSTCMD_STACK_SIZE=1280 +CONFIG_TASK_MOTIONSENSE_STACK_SIZE=1280 +CONFIG_TASK_PD_INT_STACK_SIZE=1280 + +# TCPC+PPC: ITE on-chip for C0, PS8745 for optional C1 +CONFIG_PLATFORM_EC_USB_PD_TCPM_ITE_ON_CHIP=y +CONFIG_PLATFORM_EC_USB_PD_TCPM_DRIVER_IT8XXX2=y +CONFIG_PLATFORM_EC_USB_PD_TCPM_PS8745=y +CONFIG_PLATFORM_EC_USB_PD_VBUS_DETECT_CHARGER=y +# SM5803 controls power path on both ports +CONFIG_PLATFORM_EC_USB_PD_5V_CHARGER_CTRL=y +# SM5803 can discharge VBUS, but not via one of the available options; +# pd_power_supply_reset() does discharge. +CONFIG_PLATFORM_EC_USB_PD_DISCHARGE=n +# The EC is put into programming mode while firmware is running +# (after releasing reset) and PD after being reset will hard-reset +# the port if a contract was already set up. If the system has no +# battery, this will prevent programming because it will brown out +# the system and reset. Inserting a delay gives the programmer more +# time to put the EC into programming mode. +CONFIG_PLATFORM_EC_USB_PD_STARTUP_DELAY_MS=2000 + +# Charger driver and configuration +CONFIG_PLATFORM_EC_OCPC=y +CONFIG_PLATFORM_EC_CHARGER_SM5803=y +CONFIG_PLATFORM_EC_OCPC_DEF_RBATT_MOHMS=21 +CONFIG_PLATFORM_EC_PD_MAX_VOLTAGE_MV=15000 + +# VSENSE: PP3300_S5 & PP1050_PROC +CONFIG_VCMP_IT8XXX2=y +CONFIG_SENSOR=y +CONFIG_SENSOR_SHELL=n |