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Remove Portenta-specific system clock override as this can be done through targets.json now

pull/15502/head
Jamie Smith 2024-05-05 16:37:00 -07:00
parent 7cb61d9edf
commit a5abf7ca11
2 changed files with 0 additions and 311 deletions
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2
targets/TARGET_STM/TARGET_STM32H7/TARGET_STM32H747xI/TARGET_PORTENTA_H7/CMakeLists.txt
View File

@ -8,7 +8,6 @@ add_library(mbed-portenta-h7-m4 INTERFACE)
target_sources(mbed-portenta-h7-m4
INTERFACE
PeripheralPins.c
system_clock_override.c
portenta_power.cpp
)
@ -25,7 +24,6 @@ add_library(mbed-portenta-h7-m7 INTERFACE)
target_sources(mbed-portenta-h7-m7
INTERFACE
PeripheralPins.c
system_clock_override.c
portenta_power.cpp
)

309
targets/TARGET_STM/TARGET_STM32H7/TARGET_STM32H747xI/TARGET_PORTENTA_H7/system_clock_override.c
View File

@ -1,309 +0,0 @@
/*
******************************************************************************
* @attention
*
* <h2><center>&copy; Copyright (c) 2019 STMicroelectronics.
* <h2><center>&copy; Copyright (c) 2020 Arduino SA.
* All rights reserved.</center></h2>
*
* SPDX-License-Identifier: BSD-3-Clause
*
* 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
*
******************************************************************************
*/
/**
* This file configures the system clock as follows:
*--------------------------------------------------------------------
* System clock source | 1- USE_PLL_HSE_EXTC (external 8 MHz clock)
* | 2- USE_PLL_HSE_XTAL (external 8 MHz xtal)
* | 3- USE_PLL_HSI (internal 64 MHz clock)
*--------------------------------------------------------------------
* SYSCLK(MHz) | 480
* AHBCLK (MHz) | 240
* APB1CLK (MHz) | 120
* APB2CLK (MHz) | 120
* APB3CLK (MHz) | 120
* APB4CLK (MHz) | 120
* USB capable (48 MHz) | YES
*--------------------------------------------------------------------
**/
#include "stm32h7xx.h"
#include "nvic_addr.h"
#include "mbed_error.h"
/*!< Uncomment the following line if you need to relocate your vector Table in
Internal SRAM. */
/* #define VECT_TAB_SRAM */
#define VECT_TAB_OFFSET 0x00 /*!< Vector Table base offset field.
This value must be a multiple of 0x200. */
// clock source is selected with CLOCK_SOURCE in json config
#define USE_PLL_HSE_EXTC 0x8 // Use external clock (ST Link MCO)
#define USE_PLL_HSE_XTAL 0x4 // Use external xtal (X3 on board - not provided by default)
#define USE_PLL_HSI 0x2 // Use HSI internal clock
#if ( ((CLOCK_SOURCE) & USE_PLL_HSE_XTAL) || ((CLOCK_SOURCE) & USE_PLL_HSE_EXTC) )
uint8_t SetSysClock_PLL_HSE(uint8_t bypass, bool lowspeed);
#endif /* ((CLOCK_SOURCE) & USE_PLL_HSE_XTAL) || ((CLOCK_SOURCE) & USE_PLL_HSE_EXTC) */
#if ((CLOCK_SOURCE) & USE_PLL_HSI)
uint8_t SetSysClock_PLL_HSI(void);
#endif /* ((CLOCK_SOURCE) & USE_PLL_HSI) */
/**
* @brief Configures the System clock source, PLL Multiplier and Divider factors,
* AHB/APBx prescalers and Flash settings
* @note This function should be called only once the RCC clock configuration
* is reset to the default reset state (done in SystemInit() function).
* @param None
* @retval None
*/
void SetSysClock(void)
{
bool lowspeed = false;
#if defined(LOWSPEED) && (LOWSPEED == 1)
lowspeed = true;
#endif
#if ((CLOCK_SOURCE) & USE_PLL_HSE_EXTC)
/* 1- Try to start with HSE and external clock (MCO from STLink PCB part) */
if (SetSysClock_PLL_HSE(1, lowspeed) == 0)
#endif
{
#if ((CLOCK_SOURCE) & USE_PLL_HSE_XTAL)
/* 2- If fail try to start with HSE and external xtal */
if (SetSysClock_PLL_HSE(0, lowspeed) == 0)
#endif
{
#if ((CLOCK_SOURCE) & USE_PLL_HSI)
/* 3- If fail start with HSI clock */
if (SetSysClock_PLL_HSI() == 0)
#endif
{
error("SetSysClock failed\n");
}
}
}
}
static const uint32_t _keep;
bool isBootloader()
{
return ((uint32_t)&_keep < 0x8040000);
}
bool isBetaBoard()
{
uint8_t *bootloader_data = (uint8_t *)(0x801F000);
if (bootloader_data[0] != 0xA0 || bootloader_data[1] < 14) {
return true;
} else {
return (bootloader_data[10] == 27);
}
}
#if ( ((CLOCK_SOURCE) & USE_PLL_HSE_XTAL) || ((CLOCK_SOURCE) & USE_PLL_HSE_EXTC) )
/******************************************************************************/
/* PLL (clocked by HSE) used as System clock source */
/******************************************************************************/
uint8_t SetSysClock_PLL_HSE(uint8_t bypass, bool lowspeed)
{
RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
RCC_OscInitTypeDef RCC_OscInitStruct = {0};
RCC_PeriphCLKInitTypeDef PeriphClkInitStruct = {0};
// If we are reconfiguring the clock, select CSI as system clock source to allow modification of the PLL configuration
if (__HAL_RCC_GET_PLL_OSCSOURCE() == RCC_PLLSOURCE_HSE) {
RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_SYSCLK;
RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_CSI;
if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_1) != HAL_OK) {
return 0;
}
}
/* Enable oscillator pin */
__HAL_RCC_GPIOH_CLK_ENABLE();
GPIO_InitTypeDef gpio_osc_init_structure;
gpio_osc_init_structure.Pin = GPIO_PIN_1;
gpio_osc_init_structure.Mode = GPIO_MODE_OUTPUT_PP;
gpio_osc_init_structure.Pull = GPIO_PULLUP;
gpio_osc_init_structure.Speed = GPIO_SPEED_FREQ_LOW;
HAL_GPIO_Init(GPIOH, &gpio_osc_init_structure);
HAL_Delay(10);
HAL_GPIO_WritePin(GPIOH, GPIO_PIN_1, 1);
/* Supply configuration update enable */
#if HSE_VALUE == 27000000
HAL_PWREx_ConfigSupply(PWR_SMPS_1V8_SUPPLIES_EXT);
#else
HAL_PWREx_ConfigSupply(PWR_SMPS_1V8_SUPPLIES_LDO);
#endif
/* Configure the main internal regulator output voltage */
if (lowspeed) {
__HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE3);
} else {
__HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1);
}
while (!__HAL_PWR_GET_FLAG(PWR_FLAG_VOSRDY)) {}
/* Enable HSE Oscillator and activate PLL with HSE as source */
RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE | RCC_OSCILLATORTYPE_HSI48;
if (bypass) {
RCC_OscInitStruct.HSEState = RCC_HSE_BYPASS;
} else {
RCC_OscInitStruct.HSEState = RCC_HSE_ON;
}
RCC_OscInitStruct.HSI48State = RCC_HSI48_ON;
RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
RCC_OscInitStruct.PLL.PLLM = 5;
if (lowspeed) {
RCC_OscInitStruct.PLL.PLLN = 40;
} else {
RCC_OscInitStruct.PLL.PLLN = 160;
}
#if HSE_VALUE == 27000000
RCC_OscInitStruct.PLL.PLLM = 9;
if (lowspeed) {
RCC_OscInitStruct.PLL.PLLN = 80;
} else {
RCC_OscInitStruct.PLL.PLLN = 300;
}
#endif
RCC_OscInitStruct.PLL.PLLFRACN = 0;
RCC_OscInitStruct.PLL.PLLP = 2;
RCC_OscInitStruct.PLL.PLLR = 2;
RCC_OscInitStruct.PLL.PLLQ = 10;
RCC_OscInitStruct.PLL.PLLVCOSEL = RCC_PLL1VCOWIDE;
RCC_OscInitStruct.PLL.PLLRGE = RCC_PLL1VCIRANGE_2;
if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK) {
return 0; // FAIL
}
/* Select PLL as system clock source and configure bus clocks dividers */
RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_SYSCLK | RCC_CLOCKTYPE_HCLK |
RCC_CLOCKTYPE_PCLK1 | RCC_CLOCKTYPE_PCLK2 |
RCC_CLOCKTYPE_D1PCLK1 | RCC_CLOCKTYPE_D3PCLK1;
RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
RCC_ClkInitStruct.SYSCLKDivider = RCC_SYSCLK_DIV1;
RCC_ClkInitStruct.AHBCLKDivider = RCC_HCLK_DIV2;
RCC_ClkInitStruct.APB1CLKDivider = RCC_APB1_DIV2;
RCC_ClkInitStruct.APB2CLKDivider = RCC_APB2_DIV2;
RCC_ClkInitStruct.APB3CLKDivider = RCC_APB3_DIV2;
RCC_ClkInitStruct.APB4CLKDivider = RCC_APB4_DIV2;
if (lowspeed) {
if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_0) != HAL_OK) {
return 0; // FAIL
}
} else {
if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_4) != HAL_OK) {
return 0; // FAIL
}
}
// HAL_RCCEx_EnableBootCore(RCC_BOOT_C2);
#if DEVICE_USBDEVICE
PeriphClkInitStruct.PeriphClockSelection = RCC_PERIPHCLK_USB;
PeriphClkInitStruct.UsbClockSelection = RCC_USBCLKSOURCE_HSI48;
if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInitStruct) != HAL_OK) {
return 0; // FAIL
}
HAL_PWREx_EnableUSBVoltageDetector();
#endif /* DEVICE_USBDEVICE */
__HAL_RCC_CSI_ENABLE() ;
__HAL_RCC_SYSCFG_CLK_ENABLE() ;
HAL_EnableCompensationCell();
return 1; // OK
}
#endif /* ((CLOCK_SOURCE) & USE_PLL_HSE_XTAL) || ((CLOCK_SOURCE) & USE_PLL_HSE_EXTC) */
#if ((CLOCK_SOURCE) & USE_PLL_HSI)
/******************************************************************************/
/* PLL (clocked by HSI) used as System clock source */
/******************************************************************************/
uint8_t SetSysClock_PLL_HSI(void)
{
RCC_ClkInitTypeDef RCC_ClkInitStruct;
RCC_OscInitTypeDef RCC_OscInitStruct;
/* Supply configuration update enable */
#if HSE_VALUE == 27000000
HAL_PWREx_ConfigSupply(PWR_SMPS_1V8_SUPPLIES_EXT);
#else
HAL_PWREx_ConfigSupply(PWR_SMPS_1V8_SUPPLIES_LDO);
#endif
/* The voltage scaling allows optimizing the power consumption when the device is
clocked below the maximum system frequency, to update the voltage scaling value
regarding system frequency refer to product datasheet. */
__HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1);
while (!__HAL_PWR_GET_FLAG(PWR_FLAG_VOSRDY)) {}
// Enable HSI oscillator and activate PLL with HSI as source
RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI | RCC_OSCILLATORTYPE_HSE | RCC_OSCILLATORTYPE_CSI;
RCC_OscInitStruct.HSIState = RCC_HSI_ON;
RCC_OscInitStruct.HSEState = RCC_HSE_OFF;
RCC_OscInitStruct.CSIState = RCC_CSI_OFF;
RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSI;
RCC_OscInitStruct.PLL.PLLM = 8;
RCC_OscInitStruct.PLL.PLLN = 100;
RCC_OscInitStruct.PLL.PLLP = 2;
RCC_OscInitStruct.PLL.PLLQ = 10;
RCC_OscInitStruct.PLL.PLLR = 2;
RCC_OscInitStruct.PLL.PLLVCOSEL = RCC_PLL1VCOWIDE;
RCC_OscInitStruct.PLL.PLLRGE = RCC_PLL1VCIRANGE_3;
RCC_OscInitStruct.HSICalibrationValue = RCC_HSICALIBRATION_DEFAULT;
if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK) {
return 0; // FAIL
}
/* Select PLL as system clock source and configure bus clocks dividers */
RCC_ClkInitStruct.ClockType = (RCC_CLOCKTYPE_SYSCLK | RCC_CLOCKTYPE_HCLK | RCC_CLOCKTYPE_D1PCLK1 | RCC_CLOCKTYPE_PCLK1 | \
RCC_CLOCKTYPE_PCLK2 | RCC_CLOCKTYPE_D3PCLK1);
RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
RCC_ClkInitStruct.SYSCLKDivider = RCC_SYSCLK_DIV1;
RCC_ClkInitStruct.AHBCLKDivider = RCC_HCLK_DIV2;
RCC_ClkInitStruct.APB3CLKDivider = RCC_APB3_DIV2;
RCC_ClkInitStruct.APB1CLKDivider = RCC_APB1_DIV2;
RCC_ClkInitStruct.APB2CLKDivider = RCC_APB2_DIV2;
RCC_ClkInitStruct.APB4CLKDivider = RCC_APB4_DIV2;
if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_4) != HAL_OK) {
return 0; // FAIL
}
return 1; // OK
}
#endif /* ((CLOCK_SOURCE) & USE_PLL_HSI) */
#if defined (CORE_CM4)
void HSEM2_IRQHandler(void)
{
HAL_HSEM_IRQHandler();
}
#endif
#if defined (CORE_CM7)
void HSEM1_IRQHandler(void)
{
HAL_HSEM_IRQHandler();
}
#endif