# SPDX-License-Identifier: GPL-2.0-or-later # This is an STM32F469I discovery board with a single STM32F469NIH6 chip. # http://www.st.com/en/evaluation-tools/32f469idiscovery.html # This is for using the onboard STLINK source [find interface/stlink.cfg] transport select hla_swd # increase working area to 128KB set WORKAREASIZE 0x20000 # enable stmqspi set QUADSPI 1 source [find target/stm32f4x.cfg] # QUADSPI initialization proc qspi_init { } { global a mmw 0x40023830 0x000007FF 0 ;# RCC_AHB1ENR |= GPIOAEN-GPIOKEN (enable clocks) mmw 0x40023838 0x00000002 0 ;# RCC_AHB3ENR |= QSPIEN (enable clock) sleep 1 ;# Wait for clock startup # PF10: CLK, PB06: BK1_NCS, PF06: BK1_IO3, PF07: BK1_IO2, PF09: BK1_IO1, PF08: BK1_IO0 # PB06:AF10:V, PF10:AF09:V, PF09:AF10:V, PF08:AF10:V, PF07:AF09:V, PF06:AF09:V # Port B: PB06:AF10:V mmw 0x40020400 0x00002000 0x00001000 ;# MODER mmw 0x40020408 0x00003000 0x00000000 ;# OSPEEDR mmw 0x40020420 0x0A000000 0x05000000 ;# AFRL # Port F: PF10:AF09:V, PF09:AF10:V, PF08:AF10:V, PF07:AF09:V, PF06:AF09:V mmw 0x40021400 0x002AA000 0x00155000 ;# MODER mmw 0x40021408 0x003FF000 0x00000000 ;# OSPEEDR mmw 0x40021420 0x99000000 0x66000000 ;# AFRL mmw 0x40021424 0x000009AA 0x00000655 ;# AFRH mww 0xA0001030 0x00001000 ;# QUADSPI_LPTR: deactivate CS after 4096 clocks when FIFO is full mww 0xA0001000 0x03500008 ;# QUADSPI_CR: PRESCALER=3, APMS=1, FTHRES=0, FSEL=0, DFM=0, SSHIFT=0, TCEN=1 mww 0xA0001004 0x00170100 ;# QUADSPI_DCR: FSIZE=0x17, CSHT=0x01, CKMODE=0 mmw 0xA0001000 0x00000001 0 ;# QUADSPI_CR: EN=1 # 1-line spi mode mww 0xA0001014 0x000003F5 ;# QUADSPI_CCR: FMODE=0x0, DMODE=0x0, DCYC=0x0, ADSIZE=0x0, ADMODE=0x0, IMODE=0x3, INSTR=RSTQIO sleep 1 # memory-mapped read mode with 3-byte addresses mww 0xA0001014 0x0D002503 ;# QUADSPI_CCR: FMODE=0x3, DMODE=0x1, DCYC=0x0, ADSIZE=0x2, ADMODE=0x1, IMODE=0x1, INSTR=READ } $_TARGETNAME configure -event reset-init { mww 0x40023C00 0x00000005 ;# 5 WS for 160 MHz HCLK sleep 1 mww 0x40023804 0x24002808 ;# 160 MHz: HSI, PLLM=8, PLLN=160, PLLP=2 mww 0x40023808 0x00009400 ;# APB1: /4, APB2: /2 mmw 0x40023800 0x01000000 0x00000000 ;# PLL on sleep 1 mmw 0x40023808 0x00000002 0x00000000 ;# switch to PLL sleep 1 adapter speed 4000 qspi_init }