Initial commit

1 files changed, 235 insertions, 0 deletions

diff --git a/buildroot/share/PlatformIO/variants/MARLIN_F103Vx/variant.cpp b/buildroot/share/PlatformIO/variants/MARLIN_F103Vx/variant.cpp
new file mode 100644
index 0000000..25b4b51
--- /dev/null
+++ b/buildroot/share/PlatformIO/variants/MARLIN_F103Vx/variant.cpp
@@ -0,0 +1,235 @@
+/*
+ *******************************************************************************
+ * Copyright (c) 2019, STMicroelectronics
+ * All rights reserved.
+ *
+ * This software component is licensed by ST under BSD 3-Clause license,
+ * the "License"; You may not use this file except in compliance with the
+ * License. You may obtain a copy of the License at:
+ *                        opensource.org/licenses/BSD-3-Clause
+ *
+ *******************************************************************************
+ */
+
+#include "pins_arduino.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+// Digital PinName array
+const PinName digitalPin[] = {
+  PA_0,  //D0
+  PA_1,  //D1
+  PA_2,  //D2
+  PA_3,  //D3
+  PA_4,  //D4
+  PA_5,  //D5
+  PA_6,  //D6
+  PA_7,  //D7
+  PA_8,  //D8
+  PA_9,  //D9
+  PA_10, //D10
+  PA_11, //D11
+  PA_12, //D12
+  PA_13, //D13
+  PA_14, //D14
+  PA_15, //D15
+
+  PB_0,  //D16
+  PB_1,  //D17
+  PB_2,  //D18
+  PB_3,  //D19
+  PB_4,  //D20
+  PB_5,  //D21
+  PB_6,  //D22
+  PB_7,  //D23
+  PB_8,  //D24
+  PB_9,  //D25
+  PB_10, //D26
+  PB_11, //D27
+  PB_12, //D28
+  PB_13, //D29
+  PB_14, //D30
+  PB_15, //D31
+
+  PC_0,  //D32
+  PC_1,  //D33
+  PC_2,  //D34
+  PC_3,  //D35
+  PC_4,  //D36
+  PC_5,  //D37
+  PC_6,  //D38
+  PC_7,  //D39
+  PC_8,  //D40
+  PC_9,  //D41
+  PC_10, //D42
+  PC_11, //D43
+  PC_12, //D44
+  PC_13, //D45
+  PC_14, //D46
+  PC_15, //D47
+
+  PD_0,  //D48
+  PD_1,  //D49
+  PD_2,  //D50
+  PD_3,  //D51
+  PD_4,  //D52
+  PD_5,  //D53
+  PD_6,  //D54
+  PD_7,  //D55
+  PD_8,  //D56
+  PD_9,  //D57
+  PD_10, //D58
+  PD_11, //D59
+  PD_12, //D60
+  PD_13, //D61
+  PD_14, //D62
+  PD_15, //D63
+
+  PE_0,  //D64
+  PE_1,  //D65
+  PE_2,  //D66
+  PE_3,  //D67
+  PE_4,  //D68
+  PE_5,  //D69
+  PE_6,  //D70
+  PE_7,  //D71
+  PE_8,  //D72
+  PE_9,  //D73
+  PE_10, //D74
+  PE_11, //D75
+  PE_12, //D76
+  PE_13, //D77
+  PE_14, //D78
+  PE_15, //D79
+};
+
+// Analog (Ax) pin number array
+const uint32_t analogInputPin[] = {
+  0,  // A0,  PA0
+  1,  // A1,  PA1
+  2,  // A2,  PA2
+  3,  // A3,  PA3
+  4,  // A4,  PA4
+  5,  // A5,  PA5
+  6,  // A6,  PA6
+  7,  // A7,  PA7
+  16, // A8,  PB0
+  17, // A9,  PB1
+  32, // A10, PC0
+  33, // A11, PC1
+  34, // A12, PC2
+  35, // A13, PC3
+  36, // A14, PC4
+  37, // A15, PC5
+};
+
+/******************************************************************************/
+/*            PLL (clocked by HSE) used as System clock source                */
+/******************************************************************************/
+static bool SetSysClock_PLL_HSE(bool bypass)
+{
+  RCC_OscInitTypeDef RCC_OscInitStruct = {};
+  RCC_ClkInitTypeDef RCC_ClkInitStruct = {};
+  RCC_PeriphCLKInitTypeDef PeriphClkInit = {};
+  bool ret = false;
+
+  /* Initializes the CPU, AHB and APB busses clocks */
+  RCC_OscInitStruct.OscillatorType   = RCC_OSCILLATORTYPE_HSE;
+  if (bypass == false) {
+    RCC_OscInitStruct.HSEState       = RCC_HSE_ON;
+  } else {
+    RCC_OscInitStruct.HSEState       = RCC_HSE_BYPASS;
+  }
+  RCC_OscInitStruct.HSEPredivValue = RCC_HSE_PREDIV_DIV1;
+  RCC_OscInitStruct.HSIState       = RCC_HSI_ON;
+  RCC_OscInitStruct.PLL.PLLState   = RCC_PLL_ON;
+  RCC_OscInitStruct.PLL.PLLSource  = RCC_PLLSOURCE_HSE;
+  RCC_OscInitStruct.PLL.PLLMUL     = RCC_PLL_MUL9;
+  if (HAL_RCC_OscConfig(&RCC_OscInitStruct) == HAL_OK) {
+    /* Initializes the CPU, AHB and APB busses clocks */
+    RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK | RCC_CLOCKTYPE_SYSCLK
+                                  | RCC_CLOCKTYPE_PCLK1 | RCC_CLOCKTYPE_PCLK2;
+    RCC_ClkInitStruct.SYSCLKSource   = RCC_SYSCLKSOURCE_PLLCLK;
+    RCC_ClkInitStruct.AHBCLKDivider  = RCC_SYSCLK_DIV1;
+    RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV2;
+    RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;
+
+    if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_2) == HAL_OK) {
+      PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_ADC | RCC_PERIPHCLK_USB;
+      PeriphClkInit.AdcClockSelection = RCC_ADCPCLK2_DIV6;
+      PeriphClkInit.UsbClockSelection = RCC_USBCLKSOURCE_PLL_DIV1_5;
+      if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) == HAL_OK) {
+        ret = true;
+      }
+    }
+  }
+  return ret;
+}
+
+/******************************************************************************/
+/*            PLL (clocked by HSI) used as System clock source                */
+/******************************************************************************/
+bool SetSysClock_PLL_HSI(void)
+{
+  RCC_OscInitTypeDef RCC_OscInitStruct = {};
+  RCC_ClkInitTypeDef RCC_ClkInitStruct = {};
+  RCC_PeriphCLKInitTypeDef PeriphClkInit = {};
+  bool ret = false;
+
+  /* Initializes the CPU, AHB and APB busses clocks */
+  RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI | RCC_OSCILLATORTYPE_HSE;
+  RCC_OscInitStruct.HSIState            = RCC_HSI_ON;
+  RCC_OscInitStruct.HSEState            = RCC_HSE_OFF;
+  RCC_OscInitStruct.HSICalibrationValue = RCC_HSICALIBRATION_DEFAULT;
+  RCC_OscInitStruct.PLL.PLLState        = RCC_PLL_ON;
+  RCC_OscInitStruct.PLL.PLLSource       = RCC_PLLSOURCE_HSI_DIV2;
+  RCC_OscInitStruct.PLL.PLLMUL          = RCC_PLL_MUL12;
+  if (HAL_RCC_OscConfig(&RCC_OscInitStruct) == HAL_OK) {
+    /* Initializes the CPU, AHB and APB busses clocks */
+    RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK | RCC_CLOCKTYPE_SYSCLK
+                                  | RCC_CLOCKTYPE_PCLK1 | RCC_CLOCKTYPE_PCLK2;
+    RCC_ClkInitStruct.SYSCLKSource   = RCC_SYSCLKSOURCE_PLLCLK;
+    RCC_ClkInitStruct.AHBCLKDivider  = RCC_SYSCLK_DIV1;
+    RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV2;
+    RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;
+
+    if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_1) == HAL_OK) {
+      PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_ADC | RCC_PERIPHCLK_USB;
+      PeriphClkInit.AdcClockSelection = RCC_ADCPCLK2_DIV4;
+      PeriphClkInit.UsbClockSelection = RCC_USBCLKSOURCE_PLL;
+      if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) == HAL_OK) {
+        ret = true;
+      }
+    }
+  }
+  return ret;
+}
+
+WEAK void SystemClock_Config(void)
+{
+  /*
+   * If HSE_VALUE is not 8MHz and you want use it, then:
+   * - Redefine HSE_VALUE to the correct HSE_VALUE
+   * - Redefine SystemClock_Config() with the correct settings
+   */
+#if HSE_VALUE == 8000000U
+  /* 1- Try to start with HSE and external 8MHz xtal */
+  if (SetSysClock_PLL_HSE(false) == false) {
+    /* 2- If fail try to start with HSE and external clock */
+    if (SetSysClock_PLL_HSE(true) == false) {
+#endif
+      /* 3- If fail start with HSI clock */
+      if (SetSysClock_PLL_HSI() == false) {
+        Error_Handler();
+      }
+#if HSE_VALUE == 8000000U
+    }
+  }
+#endif
+}
+
+#ifdef __cplusplus
+}
+#endif