[rtems commit] bsp/stm32h7: Split start configuration

Sebastian Huber sebh at rtems.org
Mon Jan 4 18:23:43 UTC 2021


Module:    rtems
Branch:    master
Commit:    affc8de85f951768b2fa6fb46f154f738f5a0150
Changeset: http://git.rtems.org/rtems/commit/?id=affc8de85f951768b2fa6fb46f154f738f5a0150

Author:    Sebastian Huber <sebastian.huber at embedded-brains.de>
Date:      Mon Jan  4 18:58:24 2021 +0100

bsp/stm32h7: Split start configuration

This allows applications to individually provide configuration
structures.

Update #4209.

---

 bsps/arm/stm32h7/start/stm32h7-config-clk.c        | 45 +++++++++++++++++++
 bsps/arm/stm32h7/start/stm32h7-config-fls.c        | 34 ++++++++++++++
 bsps/arm/stm32h7/start/stm32h7-config-osc.c        | 52 ++++++++++++++++++++++
 .../{stm32h7-config.c => stm32h7-config-per.c}     | 38 ----------------
 bsps/arm/stm32h7/start/stm32h7-config-pwr.c        | 35 +++++++++++++++
 spec/build/bsps/arm/stm32h7/bspstm32h7.yml         |  6 ++-
 6 files changed, 171 insertions(+), 39 deletions(-)

diff --git a/bsps/arm/stm32h7/start/stm32h7-config-clk.c b/bsps/arm/stm32h7/start/stm32h7-config-clk.c
new file mode 100644
index 0000000..3e7c930
--- /dev/null
+++ b/bsps/arm/stm32h7/start/stm32h7-config-clk.c
@@ -0,0 +1,45 @@
+/* SPDX-License-Identifier: BSD-2-Clause */
+
+/*
+ * Copyright (C) 2020 embedded brains GmbH (http://www.embedded-brains.de)
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <stm32h7/hal.h>
+
+const RCC_ClkInitTypeDef stm32h7_config_clocks = {
+  .ClockType = RCC_CLOCKTYPE_HCLK | RCC_CLOCKTYPE_SYSCLK
+    | RCC_CLOCKTYPE_PCLK1 | RCC_CLOCKTYPE_PCLK2
+    | RCC_CLOCKTYPE_D3PCLK1 | RCC_CLOCKTYPE_D1PCLK1,
+  .SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK,
+  .SYSCLKDivider = RCC_SYSCLK_DIV1,
+  .AHBCLKDivider = RCC_HCLK_DIV2,
+  .APB3CLKDivider = RCC_APB3_DIV2,
+  .APB1CLKDivider = RCC_APB1_DIV2,
+  .APB2CLKDivider = RCC_APB2_DIV2,
+  .APB4CLKDivider = RCC_APB4_DIV2
+};
diff --git a/bsps/arm/stm32h7/start/stm32h7-config-fls.c b/bsps/arm/stm32h7/start/stm32h7-config-fls.c
new file mode 100644
index 0000000..f2d10d2
--- /dev/null
+++ b/bsps/arm/stm32h7/start/stm32h7-config-fls.c
@@ -0,0 +1,34 @@
+/* SPDX-License-Identifier: BSD-2-Clause */
+
+/*
+ * Copyright (C) 2020 embedded brains GmbH (http://www.embedded-brains.de)
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <stm32h7/hal.h>
+
+const uint32_t stm32h7_config_flash_latency = FLASH_LATENCY_4;
diff --git a/bsps/arm/stm32h7/start/stm32h7-config-osc.c b/bsps/arm/stm32h7/start/stm32h7-config-osc.c
new file mode 100644
index 0000000..b639c7c
--- /dev/null
+++ b/bsps/arm/stm32h7/start/stm32h7-config-osc.c
@@ -0,0 +1,52 @@
+/* SPDX-License-Identifier: BSD-2-Clause */
+
+/*
+ * Copyright (C) 2020 embedded brains GmbH (http://www.embedded-brains.de)
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <stm32h7/hal.h>
+
+const RCC_OscInitTypeDef stm32h7_config_oscillator = {
+  .OscillatorType = RCC_OSCILLATORTYPE_HSI | RCC_OSCILLATORTYPE_HSE
+    | RCC_OSCILLATORTYPE_LSE | RCC_OSCILLATORTYPE_HSI48,
+  .HSEState = RCC_HSE_ON,
+  .LSEState = RCC_LSE_ON,
+  .HSIState = RCC_HSI_DIV1,
+  .HSICalibrationValue = RCC_HSICALIBRATION_DEFAULT,
+  .HSI48State = RCC_HSI48_ON,
+  .PLL.PLLState = RCC_PLL_ON,
+  .PLL.PLLSource = RCC_PLLSOURCE_HSE,
+  .PLL.PLLM = 5,
+  .PLL.PLLN = 192,
+  .PLL.PLLP = 2,
+  .PLL.PLLQ = 12,
+  .PLL.PLLR = 2,
+  .PLL.PLLRGE = RCC_PLL1VCIRANGE_2,
+  .PLL.PLLVCOSEL = RCC_PLL1VCOWIDE,
+  .PLL.PLLFRACN = 0
+};
diff --git a/bsps/arm/stm32h7/start/stm32h7-config.c b/bsps/arm/stm32h7/start/stm32h7-config-per.c
similarity index 67%
rename from bsps/arm/stm32h7/start/stm32h7-config.c
rename to bsps/arm/stm32h7/start/stm32h7-config-per.c
index 874ad04..79aa149 100644
--- a/bsps/arm/stm32h7/start/stm32h7-config.c
+++ b/bsps/arm/stm32h7/start/stm32h7-config-per.c
@@ -31,44 +31,6 @@
 
 #include <stm32h7/hal.h>
 
-const uint32_t stm32h7_config_pwr_regulator_voltagescaling =
-  PWR_REGULATOR_VOLTAGE_SCALE0;
-
-const RCC_OscInitTypeDef stm32h7_config_oscillator = {
-  .OscillatorType = RCC_OSCILLATORTYPE_HSI | RCC_OSCILLATORTYPE_HSE
-    | RCC_OSCILLATORTYPE_LSE | RCC_OSCILLATORTYPE_HSI48,
-  .HSEState = RCC_HSE_ON,
-  .LSEState = RCC_LSE_ON,
-  .HSIState = RCC_HSI_DIV1,
-  .HSICalibrationValue = RCC_HSICALIBRATION_DEFAULT,
-  .HSI48State = RCC_HSI48_ON,
-  .PLL.PLLState = RCC_PLL_ON,
-  .PLL.PLLSource = RCC_PLLSOURCE_HSE,
-  .PLL.PLLM = 5,
-  .PLL.PLLN = 192,
-  .PLL.PLLP = 2,
-  .PLL.PLLQ = 12,
-  .PLL.PLLR = 2,
-  .PLL.PLLRGE = RCC_PLL1VCIRANGE_2,
-  .PLL.PLLVCOSEL = RCC_PLL1VCOWIDE,
-  .PLL.PLLFRACN = 0
-};
-
-const RCC_ClkInitTypeDef stm32h7_config_clocks = {
-  .ClockType = RCC_CLOCKTYPE_HCLK | RCC_CLOCKTYPE_SYSCLK
-    | RCC_CLOCKTYPE_PCLK1 | RCC_CLOCKTYPE_PCLK2
-    | RCC_CLOCKTYPE_D3PCLK1 | RCC_CLOCKTYPE_D1PCLK1,
-  .SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK,
-  .SYSCLKDivider = RCC_SYSCLK_DIV1,
-  .AHBCLKDivider = RCC_HCLK_DIV2,
-  .APB3CLKDivider = RCC_APB3_DIV2,
-  .APB1CLKDivider = RCC_APB1_DIV2,
-  .APB2CLKDivider = RCC_APB2_DIV2,
-  .APB4CLKDivider = RCC_APB4_DIV2
-};
-
-const uint32_t stm32h7_config_flash_latency = FLASH_LATENCY_4;
-
 const RCC_PeriphCLKInitTypeDef stm32h7_config_peripheral_clocks = {
   .PeriphClockSelection = RCC_PERIPHCLK_RTC | RCC_PERIPHCLK_USART3
     | RCC_PERIPHCLK_FDCAN | RCC_PERIPHCLK_USART1 | RCC_PERIPHCLK_I2C1
diff --git a/bsps/arm/stm32h7/start/stm32h7-config-pwr.c b/bsps/arm/stm32h7/start/stm32h7-config-pwr.c
new file mode 100644
index 0000000..3fcdeba
--- /dev/null
+++ b/bsps/arm/stm32h7/start/stm32h7-config-pwr.c
@@ -0,0 +1,35 @@
+/* SPDX-License-Identifier: BSD-2-Clause */
+
+/*
+ * Copyright (C) 2020 embedded brains GmbH (http://www.embedded-brains.de)
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <stm32h7/hal.h>
+
+const uint32_t stm32h7_config_pwr_regulator_voltagescaling =
+  PWR_REGULATOR_VOLTAGE_SCALE0;
diff --git a/spec/build/bsps/arm/stm32h7/bspstm32h7.yml b/spec/build/bsps/arm/stm32h7/bspstm32h7.yml
index 8352473..6424de3 100644
--- a/spec/build/bsps/arm/stm32h7/bspstm32h7.yml
+++ b/spec/build/bsps/arm/stm32h7/bspstm32h7.yml
@@ -398,7 +398,11 @@ source:
 - bsps/arm/stm32h7/start/ext-mem-ctl.c
 - bsps/arm/stm32h7/start/getentropy-rng.c
 - bsps/arm/stm32h7/start/mpu-config.c
-- bsps/arm/stm32h7/start/stm32h7-config.c
+- bsps/arm/stm32h7/start/stm32h7-config-clk.c
+- bsps/arm/stm32h7/start/stm32h7-config-fls.c
+- bsps/arm/stm32h7/start/stm32h7-config-osc.c
+- bsps/arm/stm32h7/start/stm32h7-config-per.c
+- bsps/arm/stm32h7/start/stm32h7-config-pwr.c
 - bsps/arm/stm32h7/start/stm32h7-hal.c
 - bsps/arm/stm32h7/start/stm32h7-hal-eth.c
 - bsps/arm/stm32h7/start/stm32h7-hal-uart.c



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