/************************************************************************************ * configs/olimex-stm32-p407/include/board.h * * Copyright (C) 2016-2017 Gregory Nutt. All rights reserved. * Author: Gregory Nutt * * 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 __CONFIGS_OLIMEX_STM32_P407_INCLUDE_BOARD_H #define __CONFIGS_OLIMEX_STM32_P407_INCLUDE_BOARD_H 1 /************************************************************************************ * Included Files ************************************************************************************/ #include #ifndef __ASSEMBLY__ # include #endif /************************************************************************************ * Pre-processor Definitions ************************************************************************************/ /* Clocking *************************************************************************/ /* HSI - 16 MHz RC factory-trimmed * LSI - 32 KHz RC (30-60KHz, uncalibrated) * HSE - On-board crystal frequency is 25MHz * LSE - 32.768 kHz */ #define STM32_BOARD_XTAL 25000000ul #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 * PLL_VCO = (STM32_HSE_FREQUENCY / PLLM) * PLLN * = (25,000,000 / 25) * 336 * = 336,000,000 * SYSCLK = PLL_VCO / PLLP * = 336,000,000 / 2 = 168,000,000 * USB OTG FS, SDIO and RNG Clock * = PLL_VCO / PLLQ * = 48,000,000 */ #define STM32_PLLCFG_PLLM RCC_PLLCFG_PLLM(25) #define STM32_PLLCFG_PLLN RCC_PLLCFG_PLLN(336) #define STM32_PLLCFG_PLLP RCC_PLLCFG_PLLP_2 #define STM32_PLLCFG_PLLQ RCC_PLLCFG_PLLQ(7) #define STM32_SYSCLK_FREQUENCY 168000000ul /* AHB clock (HCLK) is SYSCLK (168MHz) */ #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 (42MHz) */ #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 (84MHz) */ #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) /* Timer Frequencies, if APBx is set to 1, frequency is same to APBx * otherwise frequency is 2xAPBx. * Note: TIM1,8 are on APB2, others on APB1 */ #define BOARD_TIM1_FREQUENCY STM32_HCLK_FREQUENCY #define BOARD_TIM2_FREQUENCY STM32_HCLK_FREQUENCY #define BOARD_TIM3_FREQUENCY STM32_HCLK_FREQUENCY #define BOARD_TIM4_FREQUENCY STM32_HCLK_FREQUENCY #define BOARD_TIM5_FREQUENCY STM32_HCLK_FREQUENCY #define BOARD_TIM6_FREQUENCY STM32_HCLK_FREQUENCY #define BOARD_TIM7_FREQUENCY STM32_HCLK_FREQUENCY #define BOARD_TIM8_FREQUENCY STM32_HCLK_FREQUENCY /* SDIO 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!!! * * SDIOCLK=48MHz, SDIO_CK=SDIOCLK/(118+2)=400 KHz */ #define SDIO_INIT_CLKDIV (118 << SDIO_CLKCR_CLKDIV_SHIFT) /* DMA ON: SDIOCLK=48MHz, SDIO_CK=SDIOCLK/(1+2)=16 MHz * DMA OFF: SDIOCLK=48MHz, SDIO_CK=SDIOCLK/(2+2)=12 MHz */ #ifdef CONFIG_SDIO_DMA # define SDIO_MMCXFR_CLKDIV (1 << SDIO_CLKCR_CLKDIV_SHIFT) #else # define SDIO_MMCXFR_CLKDIV (2 << SDIO_CLKCR_CLKDIV_SHIFT) #endif /* DMA ON: SDIOCLK=48MHz, SDIO_CK=SDIOCLK/(1+2)=16 MHz * DMA OFF: SDIOCLK=48MHz, SDIO_CK=SDIOCLK/(2+2)=12 MHz */ #ifdef CONFIG_SDIO_DMA # define SDIO_SDXFR_CLKDIV (1 << SDIO_CLKCR_CLKDIV_SHIFT) #else # define SDIO_SDXFR_CLKDIV (2 << SDIO_CLKCR_CLKDIV_SHIFT) #endif /* LED definitions ******************************************************************/ /* 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_LED4 3 #define BOARD_NLEDS 4 #define BOARD_LED_GREEN1 BOARD_LED1 #define BOARD_LED_YELLOW BOARD_LED2 #define BOARD_LED_RED BOARD_LED3 #define BOARD_LED_GREEN2 BOARD_LED4 /* 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) #define BOARD_LED4_BIT (1 << BOARD_LED4) /* If CONFIG_ARCH_LEDs is defined, then NuttX will control the 4 LEDs on board the * Olimex STM32-P407. The following definitions describe how NuttX controls the LEDs: */ #define LED_STARTED 0 /* LED1 */ #define LED_HEAPALLOCATE 1 /* LED2 */ #define LED_IRQSENABLED 2 /* LED1 + LED2 */ #define LED_STACKCREATED 3 /* LED3 */ #define LED_INIRQ 4 /* LED1 + LED3 */ #define LED_SIGNAL 5 /* LED2 + LED3 */ #define LED_ASSERTION 6 /* LED1 + LED2 + LED3 */ #define LED_PANIC 7 /* N/C + N/C + N/C + LED4 */ /* Button definitions ***************************************************************/ /* The Olimex STM32-P407 supports seven buttons: */ #define BUTTON_TAMPER 0 #define BUTTON_WKUP 1 #define BUTTON_RIGHT 2 #define BUTTON_UP 3 #define BUTTON_LEFT 4 #define BUTTON_DOWN 5 #define BUTTON_CENTER 6 #define NUM_BUTTONS 7 #define BUTTON_TAMPER_BIT (1 << BUTTON_TAMPER) #define BUTTON_WKUP_BIT (1 << BUTTON_WKUP) #define BUTTON_RIGHT_BIT (1 << BUTTON_RIGHT) #define BUTTON_UP_BIT (1 << BUTTON_UP) #define BUTTON_LEFT_BIT (1 << BUTTON_LEFT) #define BUTTON_DOWN_BIT (1 << BUTTON_DOWN) #define BUTTON_CENTER_BIT (1 << BUTTON_CENTER) /* Alternate function pin selections ************************************************/ /* USART3: */ #define GPIO_USART3_RX GPIO_USART3_RX_3 /* PD9 */ #define GPIO_USART3_TX GPIO_USART3_TX_3 /* PD8 */ #define GPIO_USART3_CTS GPIO_USART3_CTS_2 /* PD11 */ #define GPIO_USART3_RTS GPIO_USART3_RTS_2 /* PD12 */ /* USART6: */ #define GPIO_USART6_RX GPIO_USART6_RX_2 /* PG9 */ #define GPIO_USART6_TX GPIO_USART6_TX_1 /* PC6 */ /* CAN: */ #define GPIO_CAN1_RX GPIO_CAN1_RX_2 /* PB8 */ #define GPIO_CAN1_TX GPIO_CAN1_TX_2 /* PB9 */ /* microSD Connector: * * ----------------- ----------------- ------------------------ * SD/MMC CONNECTOR BOARD GPIO CONFIGURATION(s * PIN SIGNAL SIGNAL (no remapping) * --- ------------- ----------------- ------------------------- * 1 DAT2/RES SD_D2/USART3_TX/ PC10 GPIO_SDIO_D2 * SPI3_SCK * 2 CD/DAT3/CS SD_D3/USART3_RX/ PC11 GPIO_SDIO_D3 * SPI3_MISO * 3 CMD/DI SD_CMD PD2 GPIO_SDIO_CMD * 4 VDD N/A N/A * 5 CLK/SCLK SD_CLK/SPI3_MOSI PC12 GPIO_SDIO_CK * 6 VSS N/A N/A * 7 DAT0/D0 SD_D0/DCMI_D2 PC8 GPIO_SDIO_D0 * 8 DAT1/RES SD_D1/DCMI_D3 PC9 GPIO_SDIO_D1 * --- ------------- ----------------- ------------------------- * * NOTES: * 1. DAT4, DAT4, DAT6, and DAT7 not connected. * 2. There are no alternative pin selections. * 3. There is no card detect (CD) GPIO input so we will not * sense if there is a card in the SD slot or not. This will * make usage very awkward. */ /* Ethernet: * * - PA2 is ETH_MDIO * - PC1 is ETH_MDC * - PB5 is ETH_PPS_OUT - NC (not connected) * - PA0 is ETH_MII_CRS - NC * - PA3 is ETH_MII_COL - NC * - PB10 is ETH_MII_RX_ER - NC * - PB0 is ETH_MII_RXD2 - NC * - PH7 is ETH_MII_RXD3 - NC * - PC3 is ETH_MII_TX_CLK - NC * - PC2 is ETH_MII_TXD2 - NC * - PB8 is ETH_MII_TXD3 - NC * - PA1 is ETH_MII_RX_CLK/ETH_RMII_REF_CLK * - PA7 is ETH_MII_RX_DV/ETH_RMII_CRS_DV * - PC4 is ETH_MII_RXD0/ETH_RMII_RXD0 * - PC5 is ETH_MII_RXD1/ETH_RMII_RXD1 * - PB11 is ETH_MII_TX_EN/ETH_RMII_TX_EN * - PG13 is ETH_MII_TXD0/ETH_RMII_TXD0 * - PG14 is ETH_MII_TXD1/ETH_RMII_TXD1 */ #define GPIO_ETH_PPS_OUT GPIO_ETH_PPS_OUT_1 #define GPIO_ETH_MII_CRS GPIO_ETH_MII_CRS_1 #define GPIO_ETH_MII_COL GPIO_ETH_MII_COL_1 #define GPIO_ETH_MII_RX_ER GPIO_ETH_MII_RX_ER_1 #define GPIO_ETH_MII_RXD2 GPIO_ETH_MII_RXD2_1 #define GPIO_ETH_MII_RXD3 GPIO_ETH_MII_RXD3_1 #define GPIO_ETH_MII_TXD3 GPIO_ETH_MII_TXD3_1 #define GPIO_ETH_MII_TX_EN GPIO_ETH_MII_TX_EN_2 #define GPIO_ETH_MII_TXD0 GPIO_ETH_MII_TXD0_2 #define GPIO_ETH_MII_TXD1 GPIO_ETH_MII_TXD1_2 #define GPIO_ETH_RMII_TX_EN GPIO_ETH_RMII_TX_EN_1 #define GPIO_ETH_RMII_TXD0 GPIO_ETH_RMII_TXD0_2 #define GPIO_ETH_RMII_TXD1 GPIO_ETH_RMII_TXD1_2 /* DMA Channel/Stream Selections ****************************************************/ /* Stream selections are arbitrary for now but might become important in the future * if we set aside more DMA channels/streams. * * SDIO DMA * DMAMAP_SDIO_1 = Channel 4, Stream 3 * DMAMAP_SDIO_2 = Channel 4, Stream 6 */ #define DMAMAP_SDIO DMAMAP_SDIO_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 intitialization -- 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 /* __CONFIGS_OLIMEX_STM32_P407_INCLUDE_BOARD_H */