riscv-openocd/tcl/board/stm32h750b-disco.cfg

# SPDX-License-Identifier: GPL-2.0-or-later

# This is a stm32h750b-dk with a single STM32H750XBH6 chip.
# www.st.com/en/product/stm32h750b-dk.html
#

# This is for using the onboard STLINK
source [find interface/stlink.cfg]

transport select hla_swd

set CHIPNAME stm32h750xbh6

# enable stmqspi
if {![info exists QUADSPI]} {
	set QUADSPI 1
}

source [find target/stm32h7x.cfg]

reset_config srst_only

source [find board/stm32h7x_dual_qspi.cfg]

$_CHIPNAME.cpu0 configure -event reset-init {
	global QUADSPI

	mmw 0x52002000 0x00000004 0x0000000B	;# FLASH_ACR: 4 WS for 192 MHZ HCLK

	mmw 0x58024400 0x00000001 0x00000018	;# RCC_CR: HSIDIV=1, HSI on
	mmw 0x58024410 0x10000000 0xEE000007	;# RCC_CFGR: MCO2=system, MCO2PRE=8, HSI as system clock
	mww 0x58024418 0x00000040				;# RCC_D1CFGR: D1CPRE=1, D1PPRE=2, HPRE=1
	mww 0x5802441C 0x00000440				;# RCC_D2CFGR: D2PPRE2=2, D2PPRE1=2
	mww 0x58024420 0x00000040				;# RCC_D3CFGR: D3PPRE=2
	mww 0x58024428 0x00000040				;# RCC_PPLCKSELR: DIVM3=0, DIVM2=0, DIVM1=4, PLLSRC=HSI
	mmw 0x5802442C 0x0001000C 0x00000002	;# RCC_PLLCFGR: PLL1RGE=8MHz to 16MHz, PLL1VCOSEL=wide
	mww 0x58024430 0x01070217				;# RCC_PLL1DIVR: 192 MHz: DIVR1=2, DIVQ=8, DIVP1=2, DIVN1=24
	mmw 0x58024400 0x01000000 0				;# RCC_CR: PLL1ON=1
	sleep 1
	mmw 0x58024410 0x00000003 0				;# RCC_CFGR: PLL1 as system clock
	sleep 1

	adapter speed 24000

	if { $QUADSPI } {
		qspi_init 1
	}
}