# STM32 HAL Ethernet driver configuration options

# Copyright (c) 2017 Erwin Rol <erwin@erwinrol.com>
# Copyright (c) 2020 Alexander Kozhinov <AlexanderKozhinov@yandex.com>
# SPDX-License-Identifier: Apache-2.0

DT_COMPAT_ST_STM32_ETHERNET := st,stm32-ethernet

menuconfig ETH_STM32_HAL
	bool "STM32 HAL Ethernet driver"
	default y if $(dt_compat_enabled,$(DT_COMPAT_ST_STM32_ETHERNET))
	select USE_STM32_HAL_ETH
	select NOCACHE_MEMORY if SOC_SERIES_STM32H7X && CPU_CORTEX_M7
	help
	  Enable STM32 HAL based Ethernet driver. It is available for
	  all Ethernet enabled variants of the F2, F4, F7 and H7 series.

if ETH_STM32_HAL

config ETH_STM32_HAL_RX_THREAD_STACK_SIZE
	int "RX thread stack size"
	default 1500
	help
	  RX thread stack size

config ETH_STM32_HAL_RX_THREAD_PRIO
	int "RX thread priority"
	default 2
	help
	  RX thread priority

config ETH_STM32_HAL_USE_DTCM_FOR_DMA_BUFFER
	bool "Use DTCM for DMA buffers"
	default y
	depends on SOC_SERIES_STM32F7X
	help
	  When this option is activated, the buffers for DMA transfer are
	  moved from SRAM to the DTCM (Data Tightly Coupled Memory).

config ETH_STM32_HAL_PHY_ADDRESS
	int "Phy address"
	default 0
	help
	  The phy address to use.

config ETH_STM32_HAL_RANDOM_MAC
	bool "Random MAC address"
	depends on ENTROPY_GENERATOR
	default y
	help
	  Generate a random MAC address dynamically.

if !ETH_STM32_HAL_RANDOM_MAC

config ETH_STM32_HAL_MAC3
	hex "MAC Address Byte 3"
	default 0
	range 0 0xff
	help
	  This is the byte 3 of the MAC address.

config ETH_STM32_HAL_MAC4
	hex "MAC Address Byte 4"
	default 0
	range 0 0xff
	help
	  This is the byte 4 of the MAC address.

config ETH_STM32_HAL_MAC5
	hex "MAC Address Byte 5"
	default 0
	range 0 0xff
	help
	  This is the byte 5 of the MAC address.

endif # !ETH_STM32_HAL_RANDOM_MAC

config ETH_STM32_HAL_MII
	bool "Use MII interface"
	help
	  Use the MII physical interface instead of RMII.

config ETH_STM32_CARRIER_CHECK_RX_IDLE_TIMEOUT_MS
	int "Carrier check timeout period (ms)"
	default 500
	range 100 30000
	help
	  Set the RX idle timeout period in milliseconds after which the
	  PHY's carrier status is re-evaluated.

config ETH_STM32_AUTO_NEGOTIATION_ENABLE
	bool "Autonegotiation mode"
	default y
	help
	  Enable this if using autonegotiation

if !ETH_STM32_AUTO_NEGOTIATION_ENABLE

config ETH_STM32_SPEED_10M
	bool "Set speed to 10 Mbps when autonegotiation is disabled"
	help
	  Set this if using 10 Mbps and when autonegotiation is disabled, otherwise speed
	  is 100 Mbps

config ETH_STM32_MODE_HALFDUPLEX
	bool "Half duplex mode"
	help
	  Set this if using half duplex when autonegotiation is disabled otherwise
	  duplex mode is full duplex

endif # !ETH_STM32_AUTO_NEGOTIATION_ENABLE

if SOC_SERIES_STM32F7X || SOC_SERIES_STM32H7X

config PTP_CLOCK_STM32_HAL
	bool "STM32 HAL PTP clock driver support"
	default y
	depends on PTP_CLOCK || NET_L2_PTP
	help
	  Enable STM32 PTP clock support.

config ETH_STM32_HAL_PTP_CLOCK_SRC_HZ
	int "Frequency of the clock source for the PTP timer"
	default 50000000
	depends on PTP_CLOCK_STM32_HAL
	help
	  Set the frequency in Hz sourced to the PTP timer.
	  If the value is set properly, the timer will be accurate.

config ETH_STM32_HAL_PTP_CLOCK_ADJ_MIN_PCT
	int "Lower bound of clock frequency adjustment (in percent)"
	default 90
	depends on PTP_CLOCK_STM32_HAL
	help
	  Specifies lower bound of PTP clock rate adjustment.

config ETH_STM32_HAL_PTP_CLOCK_ADJ_MAX_PCT
	int "Upper bound of clock frequency adjustment (in percent)"
	default 110
	depends on PTP_CLOCK_STM32_HAL
	help
	  Specifies upper bound of PTP clock rate adjustment.

config ETH_STM32_HAL_PTP_CLOCK_INIT_PRIO
	int
	default 85
	depends on PTP_CLOCK_STM32_HAL
	help
	  STM32 PTP Clock initialization priority level. There is
	  a dependency from the network stack that this device
	  initializes before network stack (NET_INIT_PRIO).

endif # SOC_SERIES_STM32F7X || SOC_SERIES_STM32H7X

endif # ETH_STM32_HAL