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boards: seeed: xiao_nrf54lm20a: commit RRAM write-buffer after flash load #115162

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boards: seeed: xiao_nrf54lm20a: commit RRAM write-buffer after flash load #115162

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6 changes: 6 additions & 0 deletions boards/seeed/xiao_nrf54lm20a/support/openocd.cfg
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Original file line number Diff line number Diff line change
Expand Up @@ -66,6 +66,12 @@ if {![using_hla]} {
proc nrf54lm20a-load {file} {
mww 0x5004e500 0x101
load_image $file
# Flush the RRAM controller's internal write-buffer. load_image leaves the
# final (partial) 128-bit write line uncommitted, so without this the last
# ~16 bytes of the image are not programmed -- which silently corrupts
# whatever data lands at the tail of the image (e.g. net_buf pool pointers).
# RRAMC.TASKS_COMMITWRITEBUF @ 0x5004e008.
mww 0x5004e008 1
}

# Define CTRL_AP_NUM explicitly to avoid variable errors
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