added openocd confiig

stm32h7x3i_eval.cfg

@@ -0,0 +1,15 @@
+# SPDX-License-Identifier: GPL-2.0-or-later
+
+# STM32H7[4|5]3I-EVAL: this is for the H7 eval boards.
+# This is an ST EVAL-H743XI board with single STM32H743XI chip.
+# http://www.st.com/en/evaluation-tools/stm32h743i-eval.html
+# This is an ST EVAL-H753XI board with single STM32H753XI chip.
+# http://www.st.com/en/evaluation-tools/stm32h753i-eval.html
+
+source [find interface/stlink.cfg]
+
+transport select hla_swd
+
+source [find target/stm32h7x.cfg]
+
+reset_config none