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+######################################
+# Target: Atmel AT91SAM9G20
+######################################
+
+if { [info exists CHIPNAME] } {
+ set AT91_CHIPNAME $CHIPNAME
+} else {
+ set AT91_CHIPNAME at91sam9g20
+}
+
+source [find target/at91sam9.cfg]
+
+# Set fallback clock to 1/6 of worst-case clock speed (which would be the 32.768 kHz slow clock).
+
+jtag_rclk 5
+
+# Establish internal SRAM memory work areas that are important to pre-bootstrap loaders, etc. The
+# AT91SAM9G20 has two SRAM areas, one starting at 0x00200000 and the other starting at 0x00300000.
+# Both areas are 16 kB long.
+
+#$_TARGETNAME configure -work-area-phys 0x00200000 -work-area-size 0x4000 -work-area-backup 1
+$_TARGETNAME configure -work-area-phys 0x00300000 -work-area-size 0x4000 -work-area-backup 1