| # NPCX eSPI driver configuration options |
| |
| # Copyright (c) 2020 Nuvoton Technology Corporation. |
| # SPDX-License-Identifier: Apache-2.0 |
| |
| config ESPI_NPCX |
| bool "Nuvoton NPCX embedded controller (EC) ESPI driver" |
| default y |
| depends on SOC_FAMILY_NPCX |
| depends on DT_HAS_NUVOTON_NPCX_ESPI_ENABLED |
| select PINCTRL |
| help |
| This option enables the Intel Enhanced Serial Peripheral Interface |
| (eSPI) for NPCX family of processors. |
| |
| config ESPI_NPCX_PERIPHERAL_ACPI_SHD_MEM_SIZE |
| int "Host I/O peripheral port size for shared memory in npcx series" |
| depends on ESPI_NPCX || ESPI_PERIPHERAL_ACPI_SHM_REGION |
| default 256 |
| help |
| This is the port size used by the Host and EC to communicate over |
| the shared memory region to return the ACPI response data. Please |
| notice the valid value in npcx ec series for this option is 8/16/32/ |
| 64/128/256/512/1024/2048/4096 bytes. |
| |
| config ESPI_NPCX_PERIPHERAL_HOST_CMD_PARAM_SIZE |
| int "Host I/O peripheral port size for ec host command in npcx series" |
| depends on ESPI_NPCX || ESPI_PERIPHERAL_EC_HOST_CMD |
| default 256 |
| help |
| This is the port size used by the Host and EC to communicate over |
| the shared memory region to return the host command parameter data. |
| Please notice the valid value in npcx ec series for this option is |
| 8/16/32/64/128/256/512/1024/2048/4096 bytes. |
| |
| config ESPI_NPCX_BYPASS_CH_ENABLE_FATAL_ERROR |
| bool |
| depends on SOC_SERIES_NPCX7 || SOC_SERIES_NPCX9 |
| default y |
| help |
| Workaround the issue documented in NPCX99nF errata rev1_2, No.3.10. |
| Enabling an eSPI channel during an eSPI transaction might |
| (with low probability) cause the eSPI_SIF module to transition to |
| a wrong state and therefore response with FATAL_ERROR on an incoming |
| transaction. |
| |
| config ESPI_NPCX_PERIPHERAL_DEBUG_PORT_80_MULTI_BYTE |
| bool "Host can write 1/2/4 bytes of Port80 data in a eSPI transaction" |
| depends on (SOC_SERIES_NPCX9 || SOC_SERIES_NPCX4) && ESPI_PERIPHERAL_DEBUG_PORT_80 |
| select RING_BUFFER |
| help |
| EC can accept 1/2/4 bytes of Port 80 data written from the Host in an |
| eSPI transaction. |
| |
| config ESPI_NPCX_PERIPHERAL_DEBUG_PORT_80_RING_BUF_SIZE |
| int "Debug Port80 ring buffer size" |
| depends on ESPI_NPCX_PERIPHERAL_DEBUG_PORT_80_MULTI_BYTE |
| default 256 |
| help |
| The size of the ring buffer in byte used by the Port80 ISR to store |
| Postcodes from Host. |
| |
| config ESPI_TAF_NPCX |
| bool "Nuvoton NPCX embedded controller (EC) ESPI TAF driver" |
| depends on SOC_SERIES_NPCX4 |
| depends on FLASH |
| help |
| This option enables the Intel Enhanced Serial Peripheral Interface |
| Target Attached Flash (eSPI TAF) for NPCX4 family of processors. |
| |
| choice ESPI_TAF_ACCESS_MODE_CHOICE |
| prompt "eSPI TAF Read Access Mode" |
| default ESPI_TAF_AUTO_MODE |
| |
| config ESPI_TAF_AUTO_MODE |
| bool "eSPI TAF Automatic Mode" |
| help |
| This is the setting to use auto mode for eSPI TAF read. |
| |
| config ESPI_TAF_MANUAL_MODE |
| bool "eSPI TAF Manual Mode" |
| help |
| This is the setting to use manual mode for eSPI TAF read. |
| |
| endchoice |
| |
| config ESPI_TAF_PR_NUM |
| int "Sets of protection region settings" |
| default 16 |
| help |
| This size is display how many group of slave attached flash protection |
| region. |
| |
| config ESPI_TAF_NPCX_RPMC_SUPPORT |
| bool "eSPI TAF RPMC support" |
| depends on ESPI_TAF_NPCX |
| select FLASH_EX_OP_ENABLED |
| help |
| This option enable the handler for eSPI TAF RPMC request. |
| |
| # The default value 'y' for the existing options if ESPI_NPCX is selected. |
| if ESPI_NPCX |
| |
| config ESPI_OOB_CHANNEL |
| default y |
| |
| config ESPI_PERIPHERAL_8042_KBC |
| default y |
| |
| config ESPI_PERIPHERAL_HOST_IO |
| default y |
| |
| config ESPI_PERIPHERAL_DEBUG_PORT_80 |
| default y |
| |
| config ESPI_PERIPHERAL_EC_HOST_CMD |
| default y |
| |
| config ESPI_PERIPHERAL_ACPI_SHM_REGION |
| default y |
| |
| config ESPI_PERIPHERAL_CUSTOM_OPCODE |
| default y |
| |
| config ESPI_NPCX_SUPP_VW_GPIO |
| bool "Indicates that the eSPI hardware supports virtual wire GPIOs" |
| default y if SOC_SERIES_NPCX9 || SOC_SERIES_NPCX4 |
| help |
| Selected if NPCX series supports virtual wire GPIOs in eSPI module. |
| |
| config ESPI_NPCX_CAF_GLOBAL_RESET_WORKAROUND |
| bool |
| default y if SOC_SERIES_NPCX4 && ESPI_FLASH_CHANNEL |
| help |
| Workaround the issue "Global Reset" in the npcx4 SoC errata. |
| |
| endif #ESPI_NPCX |
