arm/stm32h7: Add STM32H7_HSE_FREQUENCY

bsps/arm/stm32h7/include/stm32h7xx_hal_conf.h

@@ -21,6 +21,11 @@
 #ifndef __STM32H7xx_HAL_CONF_H
 #define __STM32H7xx_HAL_CONF_H
 
+#ifdef __rtems__
+#include <bspopts.h>
+
+#define HSE_VALUE ((uint32_t)STM32H7_HSE_FREQUENCY)
+#endif /* __rtems__ */
 #ifdef __cplusplus
  extern "C" {
 #endif

spec/build/bsps/arm/stm32h7/grp.yml

@@ -39,6 +39,8 @@ links:
   uid: optenusart3
 - role: build-dependency
   uid: optenusart6
+- role: build-dependency
+  uid: opthse
 - role: build-dependency
   uid: optlinkcmds
 - role: build-dependency

spec/build/bsps/arm/stm32h7/opthse.yml

@@ -0,0 +1,20 @@
+SPDX-License-Identifier: CC-BY-SA-4.0 OR BSD-2-Clause
+actions:
+- get-integer: null
+- assert-uint32: null
+- format-and-define: null
+build-type: option
+default: 25000000
+default-by-variant:
+- value: 8000000
+  variants:
+  - arm/nucleo-h743zi
+enabled-by: true
+format: '{}'
+links: []
+name: STM32H7_HSE_FREQUENCY
+description: |
+  Frequency of the external high speed oscillator (HSE).
+type: build
+copyrights:
+- Copyright (C) 2021 embedded brains GmbH (http://www.embedded-brains.de)