From 22437fac283e9b931eabb7c0d1cb54d78e4bfed4 Mon Sep 17 00:00:00 2001 From: Jean-Christophe PLAGNIOL-VILLARD Date: Sat, 9 Apr 2011 06:07:40 +0200 Subject: [PATCH] add at91sam9261-ek support Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD Cc: Nicolas Ferre Cc: Patrice Vilchez --- tcl/board/at91sam9261-ek.cfg | 63 ++++++++++++++++++++++++++++++++++++ 1 file changed, 63 insertions(+) create mode 100644 tcl/board/at91sam9261-ek.cfg diff --git a/tcl/board/at91sam9261-ek.cfg b/tcl/board/at91sam9261-ek.cfg new file mode 100644 index 00000000..3963e937 --- /dev/null +++ b/tcl/board/at91sam9261-ek.cfg @@ -0,0 +1,63 @@ +################################################################################ +# Atmel AT91SAM9261-EK eval board +################################################################################ + +source [find mem_helper.tcl] +source [find target/at91sam9261.cfg] +uplevel #0 [list source [find chip/atmel/at91/hardware.cfg]] +uplevel #0 [list source [find chip/atmel/at91/at91sam9261.cfg]] +uplevel #0 [list source [find chip/atmel/at91/at91sam9261_matrix.cfg]] +uplevel #0 [list source [find chip/atmel/at91/at91sam9_init.cfg]] + +# By default S1 is open and this means that NTRST is not connected. +# The reset_config in target/at91sam9261.cfg is overridden here. +# (or S1 must be populated with a 0 Ohm resistor) +reset_config srst_only + +scan_chain +$_TARGETNAME configure -event gdb-attach { reset init } +$_TARGETNAME configure -event reset-init { at91sam9261ek_reset_init } +$_TARGETNAME configure -event reset-start { at91sam9_reset_start } + +proc at91sam9261ek_reset_init { } { + + ;# for ppla at 199 Mhz + set config(master_pll_div) 15 + set config(master_pll_mul) 162 + + ;# for ppla at 239 Mhz + ;# set master_pll_div 1 + ;# set master_pll_mul 13 + + set val [expr $::AT91_WDT_WDV] ;# Counter Value + set val [expr ($val | $::AT91_WDT_WDDIS)] ;# Watchdog Disable + set val [expr ($val | $::AT91_WDT_WDD)] ;# Delta Value + set val [expr ($val | $::AT91_WDT_WDDBGHLT)] ;# Debug Halt + set val [expr ($val | $::AT91_WDT_WDIDLEHLT)] ;# Idle Halt + + set config(wdt_mr_val) $val + + ;# EBI_CSA, no pull-ups for D[15:0], CS1 SDRAM, CS3 NAND Flash + set config(matrix_ebicsa_addr) $::AT91_MATRIX_EBICSA + set config(matrix_ebicsa_val) [expr ($::AT91_MATRIX_DBPUC | $::AT91_MATRIX_CS1A_SDRAMC)] + + ;# SDRAMC_CR - Configuration register + set val [expr $::AT91_SDRAMC_NC_9] + set val [expr ($val | $::AT91_SDRAMC_NR_13)] + set val [expr ($val | $::AT91_SDRAMC_NB_4)] + set val [expr ($val | $::AT91_SDRAMC_CAS_3)] + set val [expr ($val | $::AT91_SDRAMC_DBW_32)] + set val [expr ($val | (2 << 8))] ;# Write Recovery Delay + set val [expr ($val | (7 << 12))] ;# Row Cycle Delay + set val [expr ($val | (3 << 16))] ;# Row Precharge Delay + set val [expr ($val | (2 << 20))] ;# Row to Column Delay + set val [expr ($val | (5 << 24))] ;# Active to Precharge Delay + set val [expr ($val | (8 << 28))] ;# Exit Self Refresh to Active Delay + + set config(sdram_cr_val) $val + + set config(sdram_tr_val) 0x13c + + set config(sdram_base) $::AT91_CHIPSELECT_1 + at91sam9_reset_init $config +} -- 2.39.5