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nuttx/configs/nucleo-144/include/board.h

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/************************************************************************************
* configs/nucleo-144/include/board.h
*
* Copyright (C) 2016 Gregory Nutt. All rights reserved.
* Authors: Gregory Nutt <gnutt@nuttx.org>
* Mark Olsson <post@markolsson.se>
* David Sidrane <david_s5@nscdg.com>
*
* 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.
* 3. Neither the name NuttX nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* 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.
*
************************************************************************************/
#ifndef __CONFIG_NUCLEO_144_INCLUDE_BOARD_H
#define __CONFIG_NUCLEO_144_INCLUDE_BOARD_H
/************************************************************************************
* Included Files
************************************************************************************/
#include <nuttx/config.h>
#ifndef __ASSEMBLY__
# include <stdint.h>
#endif
#ifdef __KERNEL__
#include "stm32_rcc.h"
#ifdef CONFIG_STM32F7_SDMMC1
# include "stm32_sdmmc.h"
#endif
#endif
/************************************************************************************
* Pre-processor Definitions
************************************************************************************/
/* Clocking *************************************************************************/
/* The Nucleo-144 board provides the following clock sources:
*
* MCO: 8 MHz from MCO output of ST-LINK is used as input clock
* X2: 32.768 KHz crystal for LSE
* X3: HSE crystal oscillator (not provided)
*
* So we have these clock source available within the STM32
*
* HSI: 16 MHz RC factory-trimmed
* LSI: 32 KHz RC
* HSE: 8 MHz from MCO output of ST-LINK
* LSE: 32.768 kHz
*/
#define STM32_BOARD_XTAL 8000000ul
#define STM32_HSI_FREQUENCY 16000000ul
#define STM32_LSI_FREQUENCY 32000
#define STM32_HSE_FREQUENCY STM32_BOARD_XTAL
#define STM32_LSE_FREQUENCY 32768
/* Main PLL Configuration.
*
* PLL source is HSE = 8,000,000
*
* PLL_VCO = (STM32_HSE_FREQUENCY / PLLM) * PLLN
* Subject to:
*
* 2 <= PLLM <= 63
* 192 <= PLLN <= 432
* 192 MHz <= PLL_VCO <= 432MHz
*
* SYSCLK = PLL_VCO / PLLP
* Subject to
*
* PLLP = {2, 4, 6, 8}
* SYSCLK <= 216 MHz
*
* USB OTG FS, SDMMC and RNG Clock = PLL_VCO / PLLQ
* Subject to
* The USB OTG FS requires a 48 MHz clock to work correctly. The SDMMC
* and the random number generator need a frequency lower than or equal
* to 48 MHz to work correctly.
*
* 2 <= PLLQ <= 15
*/
/* Highest SYSCLK with USB OTG FS clock = 48 MHz
*
* PLL_VCO = (8,000,000 / 4) * 216 = 432 MHz
* SYSCLK = 432 MHz / 2 = 216 MHz
* USB OTG FS, SDMMC and RNG Clock = 432 MHz / 9 = 48 MHz
*/
#define STM32_PLLCFG_PLLM RCC_PLLCFG_PLLM(4)
#define STM32_PLLCFG_PLLN RCC_PLLCFG_PLLN(216)
#define STM32_PLLCFG_PLLP RCC_PLLCFG_PLLP_2
#define STM32_PLLCFG_PLLQ RCC_PLLCFG_PLLQ(9)
#define STM32_VCO_FREQUENCY ((STM32_HSE_FREQUENCY / 4) * 216)
#define STM32_SYSCLK_FREQUENCY (STM32_VCO_FREQUENCY / 2)
#define STM32_OTGFS_FREQUENCY (STM32_VCO_FREQUENCY / 9)
/* Configure factors for PLLSAI clock */
#define CONFIG_STM32F7_PLLSAI 1
#define STM32_RCC_PLLSAICFGR_PLLSAIN RCC_PLLSAICFGR_PLLSAIN(192)
#define STM32_RCC_PLLSAICFGR_PLLSAIP RCC_PLLSAICFGR_PLLSAIP(8)
#define STM32_RCC_PLLSAICFGR_PLLSAIQ RCC_PLLSAICFGR_PLLSAIQ(4)
#define STM32_RCC_PLLSAICFGR_PLLSAIR RCC_PLLSAICFGR_PLLSAIR(2)
/* Configure Dedicated Clock Configuration Register */
#define STM32_RCC_DCKCFGR1_PLLI2SDIVQ RCC_DCKCFGR1_PLLI2SDIVQ(1)
#define STM32_RCC_DCKCFGR1_PLLSAIDIVQ RCC_DCKCFGR1_PLLSAIDIVQ(1)
#define STM32_RCC_DCKCFGR1_PLLSAIDIVR RCC_DCKCFGR1_PLLSAIDIVR(0)
#define STM32_RCC_DCKCFGR1_SAI1SRC RCC_DCKCFGR1_SAI1SEL(0)
#define STM32_RCC_DCKCFGR1_SAI2SRC RCC_DCKCFGR1_SAI2SEL(0)
#define STM32_RCC_DCKCFGR1_TIMPRESRC 0
#define STM32_RCC_DCKCFGR1_DFSDM1SRC 0
#define STM32_RCC_DCKCFGR1_ADFSDM1SRC 0
/* Configure factors for PLLI2S clock */
#define CONFIG_STM32F7_PLLI2S 1
#define STM32_RCC_PLLI2SCFGR_PLLI2SN RCC_PLLI2SCFGR_PLLI2SN(192)
#define STM32_RCC_PLLI2SCFGR_PLLI2SP RCC_PLLI2SCFGR_PLLI2SP(2)
#define STM32_RCC_PLLI2SCFGR_PLLI2SQ RCC_PLLI2SCFGR_PLLI2SQ(2)
#define STM32_RCC_PLLI2SCFGR_PLLI2SR RCC_PLLI2SCFGR_PLLI2SR(2)
/* Configure Dedicated Clock Configuration Register 2 */
#define STM32_RCC_DCKCFGR2_USART1SRC RCC_DCKCFGR2_USART1SEL_APB
#define STM32_RCC_DCKCFGR2_USART2SRC RCC_DCKCFGR2_USART2SEL_APB
#define STM32_RCC_DCKCFGR2_UART4SRC RCC_DCKCFGR2_UART4SEL_APB
#define STM32_RCC_DCKCFGR2_UART5SRC RCC_DCKCFGR2_UART5SEL_APB
#define STM32_RCC_DCKCFGR2_USART6SRC RCC_DCKCFGR2_USART6SEL_APB
#define STM32_RCC_DCKCFGR2_UART7SRC RCC_DCKCFGR2_UART7SEL_APB
#define STM32_RCC_DCKCFGR2_UART8SRC RCC_DCKCFGR2_UART8SEL_APB
#define STM32_RCC_DCKCFGR2_I2C1SRC RCC_DCKCFGR2_I2C1SEL_HSI
#define STM32_RCC_DCKCFGR2_I2C2SRC RCC_DCKCFGR2_I2C2SEL_HSI
#define STM32_RCC_DCKCFGR2_I2C3SRC RCC_DCKCFGR2_I2C3SEL_HSI
#define STM32_RCC_DCKCFGR2_I2C4SRC RCC_DCKCFGR2_I2C4SEL_HSI
#define STM32_RCC_DCKCFGR2_LPTIM1SRC RCC_DCKCFGR2_LPTIM1SEL_APB
#define STM32_RCC_DCKCFGR2_CECSRC RCC_DCKCFGR2_CECSEL_HSI
#define STM32_RCC_DCKCFGR2_CK48MSRC RCC_DCKCFGR2_CK48MSEL_PLL
#define STM32_RCC_DCKCFGR2_SDMMCSRC RCC_DCKCFGR2_SDMMCSEL_48MHZ
#define STM32_RCC_DCKCFGR2_SDMMC2SRC RCC_DCKCFGR2_SDMMC2SEL_48MHZ
#define STM32_RCC_DCKCFGR2_DSISRC RCC_DCKCFGR2_DSISEL_48MHZ
/* Several prescalers allow the configuration of the two AHB buses, the
* high-speed APB (APB2) and the low-speed APB (APB1) domains. The maximum
* frequency of the two AHB buses is 216 MHz while the maximum frequency of
* the high-speed APB domains is 108 MHz. The maximum allowed frequency of
* the low-speed APB domain is 54 MHz.
*/
/* AHB clock (HCLK) is SYSCLK (216 MHz) */
#define STM32_RCC_CFGR_HPRE RCC_CFGR_HPRE_SYSCLK /* HCLK = SYSCLK / 1 */
#define STM32_HCLK_FREQUENCY STM32_SYSCLK_FREQUENCY
#define STM32_BOARD_HCLK STM32_HCLK_FREQUENCY /* same as above, to satisfy compiler */
/* APB1 clock (PCLK1) is HCLK/4 (54 MHz) */
#define STM32_RCC_CFGR_PPRE1 RCC_CFGR_PPRE1_HCLKd4 /* PCLK1 = HCLK / 4 */
#define STM32_PCLK1_FREQUENCY (STM32_HCLK_FREQUENCY/4)
/* Timers driven from APB1 will be twice PCLK1 */
#define STM32_APB1_TIM2_CLKIN (2*STM32_PCLK1_FREQUENCY)
#define STM32_APB1_TIM3_CLKIN (2*STM32_PCLK1_FREQUENCY)
#define STM32_APB1_TIM4_CLKIN (2*STM32_PCLK1_FREQUENCY)
#define STM32_APB1_TIM5_CLKIN (2*STM32_PCLK1_FREQUENCY)
#define STM32_APB1_TIM6_CLKIN (2*STM32_PCLK1_FREQUENCY)
#define STM32_APB1_TIM7_CLKIN (2*STM32_PCLK1_FREQUENCY)
#define STM32_APB1_TIM12_CLKIN (2*STM32_PCLK1_FREQUENCY)
#define STM32_APB1_TIM13_CLKIN (2*STM32_PCLK1_FREQUENCY)
#define STM32_APB1_TIM14_CLKIN (2*STM32_PCLK1_FREQUENCY)
/* APB2 clock (PCLK2) is HCLK/2 (108MHz) */
#define STM32_RCC_CFGR_PPRE2 RCC_CFGR_PPRE2_HCLKd2 /* PCLK2 = HCLK / 2 */
#define STM32_PCLK2_FREQUENCY (STM32_HCLK_FREQUENCY/2)
/* Timers driven from APB2 will be twice PCLK2 */
#define STM32_APB2_TIM1_CLKIN (2*STM32_PCLK2_FREQUENCY)
#define STM32_APB2_TIM8_CLKIN (2*STM32_PCLK2_FREQUENCY)
#define STM32_APB2_TIM9_CLKIN (2*STM32_PCLK2_FREQUENCY)
#define STM32_APB2_TIM10_CLKIN (2*STM32_PCLK2_FREQUENCY)
#define STM32_APB2_TIM11_CLKIN (2*STM32_PCLK2_FREQUENCY)
/* SDMMC dividers. Note that slower clocking is required when DMA is disabled
* in order to avoid RX overrun/TX underrun errors due to delayed responses
* to service FIFOs in interrupt driven mode. These values have not been
* tuned!!!
*
* SDMMCCLK=48MHz, SDMMC_CK=SDMMCCLK/(118+2)=400 KHz
*/
#define STM32_SDMMC_INIT_CLKDIV (118 << STM32_SDMMC_CLKCR_CLKDIV_SHIFT)
/* DMA ON: SDMMCCLK=48MHz, SDMMC_CK=SDMMCCLK/(1+2)=16 MHz
* DMA OFF: SDMMCCLK=48MHz, SDMMC_CK=SDMMCCLK/(2+2)=12 MHz
*/
#ifdef CONFIG_SDIO_DMA
# define STM32_SDMMC_MMCXFR_CLKDIV (1 << STM32_SDMMC_CLKCR_CLKDIV_SHIFT)
#else
# define STM32_SDMMC_MMCXFR_CLKDIV (2 << STM32_SDMMC_CLKCR_CLKDIV_SHIFT)
#endif
/* DMA ON: SDMMCCLK=48MHz, SDMMC_CK=SDMMCCLK/(1+2)=16 MHz
* DMA OFF: SDMMCCLK=48MHz, SDMMC_CK=SDMMCCLK/(2+2)=12 MHz
*/
#ifdef CONFIG_SDIO_DMA
# define STM32_SDMMC_SDXFR_CLKDIV (1 << STM32_SDMMC_CLKCR_CLKDIV_SHIFT)
#else
# define STM32_SDMMC_SDXFR_CLKDIV (2 << STM32_SDMMC_CLKCR_CLKDIV_SHIFT)
#endif
#if defined(CONFIG_STM32F7_SDMMC2)
# define GPIO_SDMMC2_D0 GPIO_SDMMC2_D0_1
# define GPIO_SDMMC2_D1 GPIO_SDMMC2_D1_1
# define GPIO_SDMMC2_D2 GPIO_SDMMC2_D2_1
# define GPIO_SDMMC2_D3 GPIO_SDMMC2_D3_1
#endif
/* DMA Channl/Stream Selections *****************************************************/
/* Stream selections are arbitrary for now but might become important in the future
* if we set aside more DMA channels/streams.
*
* SDMMC DMA is on DMA2
*
* SDMMC1 DMA
* DMAMAP_SDMMC1_1 = Channel 4, Stream 3
* DMAMAP_SDMMC1_2 = Channel 4, Stream 6
*
* SDMMC2 DMA
* DMAMAP_SDMMC2_1 = Channel 11, Stream 0
* DMAMAP_SDMMC3_2 = Channel 11, Stream 5
*/
#define DMAMAP_SDMMC1 DMAMAP_SDMMC1_1
#define DMAMAP_SDMMC2 DMAMAP_SDMMC2_1
/* FLASH wait states
*
* --------- ---------- -----------
* VDD MAX SYSCLK WAIT STATES
* --------- ---------- -----------
* 1.7-2.1 V 180 MHz 8
* 2.1-2.4 V 216 MHz 9
* 2.4-2.7 V 216 MHz 8
* 2.7-3.6 V 216 MHz 7
* --------- ---------- -----------
*/
#define BOARD_FLASH_WAITSTATES 7
/* LED definitions ******************************************************************/
/* The Nucleo-144 board has numerous LEDs but only three, LD1 a Green LED, LD2 a Blue
* LED and LD3 a Red LED, that can be controlled by software. The following
* definitions assume the default Solder Bridges are installed.
*
* If CONFIG_ARCH_LEDS is not defined, then the user can control the LEDs in any way.
* The following definitions are used to access individual LEDs.
*/
/* LED index values for use with board_userled() */
#define BOARD_LED1 0
#define BOARD_LED2 1
#define BOARD_LED3 2
#define BOARD_NLEDS 3
#define BOARD_LED_GREEN BOARD_LED1
#define BOARD_LED_BLUE BOARD_LED2
#define BOARD_LED_RED BOARD_LED3
/* LED bits for use with board_userled_all() */
#define BOARD_LED1_BIT (1 << BOARD_LED1)
#define BOARD_LED2_BIT (1 << BOARD_LED2)
#define BOARD_LED3_BIT (1 << BOARD_LED3)
/* If CONFIG_ARCH_LEDS is defined, the usage by the board port is defined in
* include/board.h and src/stm32_leds.c. The LEDs are used to encode OS-related
* events as follows:
*
*
* SYMBOL Meaning LED state
* Red Green Blue
* ---------------------- -------------------------- ------ ------ ----*/
#define LED_STARTED 0 /* NuttX has been started OFF OFF OFF */
#define LED_HEAPALLOCATE 1 /* Heap has been allocated OFF OFF ON */
#define LED_IRQSENABLED 2 /* Interrupts enabled OFF ON OFF */
#define LED_STACKCREATED 3 /* Idle stack created OFF ON ON */
#define LED_INIRQ 4 /* In an interrupt N/C N/C GLOW */
#define LED_SIGNAL 5 /* In a signal handler N/C GLOW N/C */
#define LED_ASSERTION 6 /* An assertion failed GLOW N/C GLOW */
#define LED_PANIC 7 /* The system has crashed Blink OFF N/C */
#define LED_IDLE 8 /* MCU is is sleep mode ON OFF OFF */
/* Thus if the Green LED is statically on, NuttX has successfully booted and
* is, apparently, running normally. If the Red LED is flashing at
* approximately 2Hz, then a fatal error has been detected and the system
* has halted.
*/
/* Button definitions ***************************************************************/
/* The STM32F7 Discovery supports one button: Pushbutton B1, labeled "User", is
* connected to GPIO PI11. A high value will be sensed when the button is depressed.
*/
#define BUTTON_USER 0
#define NUM_BUTTONS 1
#define BUTTON_USER_BIT (1 << BUTTON_USER)
/* Alternate function pin selections ************************************************/
#if defined(CONFIG_NUCLEO_CONSOLE_ARDUINO)
/* USART6:
*
* These configurations assume that you are using a standard Arduio RS-232 shield
* with the serial interface with RX on pin D0 and TX on pin D1:
*
* -------- ---------------
* STM32F7
* ARDUIONO FUNCTION GPIO
* -- ----- --------- -----
* DO RX USART6_RX PG9
* D1 TX USART6_TX PG14
* -- ----- --------- -----
*/
# define GPIO_USART6_RX GPIO_USART6_RX_2
# define GPIO_USART6_TX GPIO_USART6_TX_2
#endif
/* USART3:
* Use USART3 and the USB virtual COM port
*/
#if defined(CONFIG_NUCLEO_CONSOLE_VIRTUAL)
# define GPIO_USART3_RX GPIO_USART3_RX_3
# define GPIO_USART3_TX GPIO_USART3_TX_3
#endif
/* USART8:
*
* This configurations assume that you are connecting to the Morpho connector
* with the serial interface with the adaptor's RX on pin CN11 pin 64 and
* TX on pin CN11 pin 61
*
* USART8: has no remap
*/
/* DMA channels *************************************************************/
/* ADC */
#define ADC1_DMA_CHAN DMAMAP_ADC1_1
#define ADC2_DMA_CHAN DMAMAP_ADC2_1
#define ADC3_DMA_CHAN DMAMAP_ADC3_1
/* SPI
*
*
* PA6 SPI1_MISO CN12-13
* PA7 SPI1_MOSI CN12-15
* PA5 SPI1_SCK CN12-11
*
* PB14 SPI2_MISO CN12-28
* PB15 SPI2_MOSI CN12-26
* PB13 SPI2_SCK CN12-30
*
* PB4 SPI3_MISO CN12-27
* PB5 SPI3_MOSI CN12-29
* PB3 SPI3_SCK CN12-31
*/
#define GPIO_SPI1_MISO GPIO_SPI1_MISO_1
#define GPIO_SPI1_MOSI GPIO_SPI1_MOSI_1
#define GPIO_SPI1_SCK GPIO_SPI1_SCK_1
#define GPIO_SPI2_MISO GPIO_SPI2_MISO_1
#define GPIO_SPI2_MOSI GPIO_SPI2_MOSI_1
#define GPIO_SPI2_SCK GPIO_SPI2_SCK_3
#define GPIO_SPI3_MISO GPIO_SPI3_MISO_1
#define GPIO_SPI3_MOSI GPIO_SPI3_MOSI_2
#define GPIO_SPI3_SCK GPIO_SPI3_SCK_1
/* I2C
*
*
* PB8 I2C1_SCL CN12-3
* PB9 I2C1_SDA CN12-5
* PB10 I2C2_SCL CN11-51
* PB11 I2C2_SDA CN12-18
*
* PA8 I2C3_SCL CN12-23
* PC9 I2C3_SDA CN12-1
*
*/
#define GPIO_I2C1_SCL GPIO_I2C1_SCL_2
#define GPIO_I2C1_SDA GPIO_I2C1_SDA_2
#define GPIO_I2C2_SCL GPIO_I2C2_SCL_1
#define GPIO_I2C2_SDA GPIO_I2C2_SDA_1
#define GPIO_I2C3_SCL GPIO_I2C3_SCL_1
#define GPIO_I2C3_SDA GPIO_I2C3_SDA_1
/* The STM32 F7 connects to a SMSC LAN8742A PHY using these pins:
*
* STM32 F7 BOARD LAN8742A
* GPIO SIGNAL PIN NAME
* -------- ------------ -------------
* PG11 RMII_TX_EN TXEN
* PG13 RMII_TXD0 TXD0
* PB13 RMII_TXD1 TXD1
* PC4 RMII_RXD0 RXD0/MODE0
* PC5 RMII_RXD1 RXD1/MODE1
* PG2 RMII_RXER RXER/PHYAD0 -- Not used
* PA7 RMII_CRS_DV CRS_DV/MODE2
* PC1 RMII_MDC MDC
* PA2 RMII_MDIO MDIO
* N/A NRST nRST
* PA1 RMII_REF_CLK nINT/REFCLK0
* N/A OSC_25M XTAL1/CLKIN
*
* The PHY address is either 0 or 1, depending on the state of PG2 on reset.
* PG2 is not controlled but appears to result in a PHY address of 0.
*/
#define GPIO_ETH_RMII_TX_EN GPIO_ETH_RMII_TX_EN_2
#define GPIO_ETH_RMII_TXD0 GPIO_ETH_RMII_TXD0_2
#define GPIO_ETH_RMII_TXD1 GPIO_ETH_RMII_TXD1_1
/************************************************************************************
* Public Data
************************************************************************************/
#ifndef __ASSEMBLY__
#undef EXTERN
#if defined(__cplusplus)
#define EXTERN extern "C"
extern "C"
{
#else
#define EXTERN extern
#endif
/************************************************************************************
* Public Function Prototypes
************************************************************************************/
/************************************************************************************
* Name: stm32_boardinitialize
*
* Description:
* All STM32 architectures must provide the following entry point. This entry point
* is called early in the initialization -- after all memory has been configured
* and mapped but before any devices have been initialized.
*
************************************************************************************/
void stm32_boardinitialize(void);
#undef EXTERN
#if defined(__cplusplus)
}
#endif
#endif /* __ASSEMBLY__ */
#endif /* __CONFIG_NUCLEO_144_INCLUDE_BOARD_H */
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