/************************************************************************************ * configs/shenzhou/include/board.h * * Copyright (C) 2012 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. * ************************************************************************************/ /************************************************************************************ * Included Files ************************************************************************************/ #include #ifndef __ASSEMBLY__ # include #endif #include "stm32_rcc.h" #include "stm32_sdio.h" #include "stm32_internal.h" /************************************************************************************ * Pre-processor Definitions ************************************************************************************/ #define BOARD_CFGR_MCO_SOURCE RCC_CFGR_PLL3CLK /* Clocking *************************************************************************/ /* On-board crystal frequency is 25MHz (HSE) */ #define STM32_BOARD_XTAL 25000000ul #define STM32_PLL_FREQUENCY (72000000) #define STM32_SYSCLK_FREQUENCY STM32_PLL_FREQUENCY #define STM32_HCLK_FREQUENCY STM32_PLL_FREQUENCY #define STM32_BOARD_HCLK STM32_HCLK_FREQUENCY /* same as above, to satisfy compiler */ /* APB2 clock (PCLK2) is HCLK (72MHz) */ #define STM32_RCC_CFGR_PPRE2 RCC_CFGR_PPRE2_HCLK #define STM32_PCLK2_FREQUENCY STM32_HCLK_FREQUENCY #define STM32_APB2_CLKIN (STM32_PCLK2_FREQUENCY) /* Timers 2-7, 12-14 */ /* APB2 timers 1 and 8 will receive PCLK2. */ #define STM32_APB2_TIM1_CLKIN (STM32_PCLK2_FREQUENCY) #define STM32_APB2_TIM8_CLKIN (STM32_PCLK2_FREQUENCY) /* APB1 clock (PCLK1) is HCLK/2 (36MHz) */ #define STM32_RCC_CFGR_PPRE1 RCC_CFGR_PPRE1_HCLKd2 #define STM32_PCLK1_FREQUENCY (STM32_HCLK_FREQUENCY/2) /* APB1 timers 2-4 will be twice PCLK1 (I presume the remaining will receive 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 (STM32_PCLK1_FREQUENCY) #define STM32_APB1_TIM6_CLKIN (STM32_PCLK1_FREQUENCY) #define STM32_APB1_TIM7_CLKIN (STM32_PCLK1_FREQUENCY) /* 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 stm32_setled() */ #define BOARD_LED1 0 #define BOARD_LED2 1 #define BOARD_LED3 2 #define BOARD_LED4 3 #define BOARD_NLEDS 4 /* LED bits for use with stm32_setleds() */ #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 * STM3240G-EVAL. 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 STM3240G-EVAL supports three buttons: */ #define BUTTON_KEY1 0 /* Name printed on board */ #define BUTTON_KEY2 1 #define BUTTON_KEY3 2 #define BUTTON_KEY4 3 #define NUM_BUTTONS 4 #define BUTTON_USERKEY2 BUTTON_KEY1 /* Names in schematic */ #define BUTTON_USERKEY BUTTON_KEY2 #define BUTTON_TAMPER BUTTON_KEY3 #define BUTTON_WAKEUP BUTTON_KEY4 #define BUTTON_KEY1_BIT (1 << BUTTON_KEY1) #define BUTTON_KEY2_BIT (1 << BUTTON_KEY2) #define BUTTON_KEY3_BIT (1 << BUTTON_KEY3) #define BUTTON_KEY4_BIT (1 << BUTTON_KEY4) #define BUTTON_USERKEY2_BIT BUTTON_KEY1_BIT #define BUTTON_USERKEY_BIT BUTTON_KEY2_BIT #define BUTTON_TAMPER_BIT BUTTON_KEY3_BIT #define BUTTON_WAKEUP_BIT BUTTON_KEY4_BIT /* Pin selections ******************************************************************/ /* Ethernet * * -- ---- -------------- ---------------------------------------------------------- * PN NAME SIGNAL NOTES * -- ---- -------------- ---------------------------------------------------------- * 24 PA1 MII_RX_CLK Ethernet PHY * RMII_REF_CLK Ethernet PHY * 25 PA2 MII_MDIO Ethernet PHY * 48 PB11 MII_TX_EN Ethernet PHY * 51 PB12 MII_TXD0 Ethernet PHY * 52 PB13 MII_TXD1 Ethernet PHY * 16 PC1 MII_MDC Ethernet PHY * 34 PC5 MII_INT Ethernet PHY * 55 PD8 MII_RX_DV Ethernet PHY. Requires CONFIG_STM32_ETH_REMAP * 55 PD8 RMII_CRSDV Ethernet PHY. Requires CONFIG_STM32_ETH_REMAP * 56 PD9 MII_RXD0 Ethernet PHY. Requires CONFIG_STM32_ETH_REMAP * 57 PD10 MII_RXD1 Ethernet PHY. Requires CONFIG_STM32_ETH_REMAP * * 67 PA8 MCO DM9161AEP */ #ifdef CONFIG_STM32_ETHMAC # ifndef CONFIG_STM32_ETH_REMAP # error "STM32 Ethernet requires CONFIG_STM32_ETH_REMAP" # endif # ifndef CONFIG_STM32_MII # error "STM32 Ethernet requires CONFIG_STM32_MII" # endif # ifndef CONFIG_STM32_MII_MCO # error "STM32 Ethernet requires CONFIG_STM32_MII_MCO" # endif #endif /* USB * * -- ---- -------------- ---------------------------------------------------------- * PN NAME SIGNAL NOTES * -- ---- -------------- ---------------------------------------------------------- * 68 PA9 USB_VBUS MINI-USB-AB. JP3 * 69 PA10 USB_ID MINI-USB-AB. JP5 * 70 PA11 USB_DM MINI-USB-AB * 71 PA12 USB_DP MINI-USB-AB * 95 PB8 USB_PWR Drives USB VBUS */ /* UARTS/USARTS * * -- ---- -------------- ---------------------------------------------------------- * PN NAME SIGNAL NOTES * -- ---- -------------- ---------------------------------------------------------- * 68 PA9 USART1_TX MAX3232 to CN5. Requires CONFIG_STM32_USART1_REMAP * 69 PA10 USART1_RX MAX3232 to CN5. Requires CONFIG_STM32_USART1_REMAP * 86 PD5 USART2_TX MAX3232 to CN6. Requires CONFIG_STM32_USART2_REMAP * 87 PD6 USART2_RX MAX3232 to CN6. Requires CONFIG_STM32_USART2_REMAP * 86 PD5 485_TX Same as USART2_TX but goes to SP3485 * 87 PD6 485_RX Save as USART2_RX but goes to SP3485 (see JP4) */ #if defined(CONFIG_STM32_USART1) && !defined(CONFIG_STM32_USART1_REMAP) # error "CONFIG_STM32_USART1 requires CONFIG_STM32_USART1_REMAP" #endif #if defined(CONFIG_STM32_USART2) && !defined(CONFIG_STM32_USART2_REMAP) # error "CONFIG_STM32_USART2 requires CONFIG_STM32_USART2_REMAP" #endif /* SPI * * -- ---- -------------- ---------------------------------------------------------- * PN NAME SIGNAL NOTES * -- ---- -------------- ---------------------------------------------------------- * 30 PA5 SPI1_SCK To the SD card, SPI FLASH. * Requires !CONFIG_STM32_SPI1_REMAP * 31 PA6 SPI1_MISO To the SD card, SPI FLASH. * Requires !CONFIG_STM32_SPI1_REMAP * 32 PA7 SPI1_MOSI To the SD card, SPI FLASH. * Requires !CONFIG_STM32_SPI1_REMAP * 78 PC10 SPI3_SCK To TFT LCD (CN13), the NRF24L01 2.4G wireless module. * Requires CONFIG_STM32_SPI3_REMAP. * 79 PC11 SPI3_MISO To TFT LCD (CN13), the NRF24L01 2.4G wireless module. * Requires CONFIG_STM32_SPI3_REMAP. * 80 PC12 SPI3_MOSI To TFT LCD (CN13), the NRF24L01 2.4G wireless module. * Requires CONFIG_STM32_SPI3_REMAP. */ #if defined(CONFIG_STM32_SPI1) && defined(CONFIG_STM32_SPI1_REMAP) # error "CONFIG_STM32_SPI1 must not have CONFIG_STM32_SPI1_REMAP" #endif #if defined(CONFIG_STM32_SPI3) && !defined(CONFIG_STM32_SPI3_REMAP) # error "CONFIG_STM32_SPI3 requires CONFIG_STM32_SPI3_REMAP" #endif /* DAC * * -- ---- -------------- ---------------------------------------------------------- * PN NAME SIGNAL NOTES * -- ---- -------------- ---------------------------------------------------------- * 29 PA4 DAC_OUT1 To CON5(CN14) * 30 PA5 DAC_OUT2 To CON5(CN14). JP10 */ /* ADC * * -- ---- -------------- ---------------------------------------------------------- * PN NAME SIGNAL NOTES * -- ---- -------------- ---------------------------------------------------------- * 35 PB0 ADC_IN1 GPIO_ADC12_IN8. To CON5(CN14) * 36 PB1 ADC_IN2 GPIO_ADC12_IN9. To CON5(CN14) * 15 PC0 POTENTIO_METER GPIO_ADC12_IN10 */ /* CAN * * -- ---- -------------- ---------------------------------------------------------- * PN NAME SIGNAL NOTES * -- ---- -------------- ---------------------------------------------------------- * 91 PB5 CAN2_RX Requires CONFIG_STM32_CAN2_REMAP. * 92 PB6 CAN2_TX Requires CONFIG_STM32_CAN2_REMAP. See also JP11 * 81 PD0 CAN1_RX Requires CONFIG_STM32_CAN1_REMAP2. * 82 PD1 CAN1_TX Requires CONFIG_STM32_CAN1_REMAP2. */ #if defined(CONFIG_STM32_CAN1) && !defined(CONFIG_STM32_CAN1_REMAP2) # error "CONFIG_STM32_CAN1 requires CONFIG_STM32_CAN1_REMAP2" #endif #if defined(CONFIG_STM32_CAN2) && !defined(CONFIG_STM32_CAN2_REMAP) # error "CONFIG_STM32_CAN2 requires CONFIG_STM32_CAN2_REMAP" #endif /* I2C * * -- ---- -------------- ---------------------------------------------------------- * PN NAME SIGNAL NOTES * -- ---- -------------- ---------------------------------------------------------- * 92 PB6 I2C1_SCL Requires !CONFIG_STM32_I2C1_REMAP * 93 PB7 I2C1_SDA */ #if defined(CONFIG_STM32_I2C1) && defined(CONFIG_STM32_I2C1_REMAP) # error "CONFIG_STM32_I2C1 must not have CONFIG_STM32_I2C1_REMAP" #endif /* I2S * * -- ---- -------------- ---------------------------------------------------------- * PN NAME SIGNAL NOTES * -- ---- -------------- ---------------------------------------------------------- * 51 PB12 I2S_WS GPIO_I2S2_WS. Audio DAC * 52 PB13 I2S_CK GPIO_I2S2_CK. Audio DAC * 54 PB15 I2S_DIN ??? Audio DAC data in. * 63 PC6 I2S_MCK GPIO_I2S2_MCK. Audio DAC. Active low: Pulled high */ /************************************************************************************ * 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); /************************************************************************************ * Name: stm32_board_clockconfig * * Description: * Any STM32 board may replace the "standard" board clock configuration logic with * its own, custom clock cofiguration logic. * ************************************************************************************/ #ifdef CONFIG_ARCH_BOARD_STM32_CUSTOM_CLOCKCONFIG void stm32_board_clockconfig(void); #endif /************************************************************************************ * Button support. * * Description: * up_buttoninit() must be called to initialize button resources. After * that, up_buttons() may be called to collect the current state of all * buttons or up_irqbutton() may be called to register button interrupt * handlers. * * After up_buttoninit() has been called, up_buttons() may be called to * collect the state of all buttons. up_buttons() returns an 8-bit bit set * with each bit associated with a button. See the BUTTON_*_BIT and JOYSTICK_*_BIT * definitions in board.h for the meaning of each bit. * * up_irqbutton() may be called to register an interrupt handler that will * be called when a button is depressed or released. The ID value is a * button enumeration value that uniquely identifies a button resource. See the * BUTTON_* and JOYSTICK_* definitions in board.h for the meaning of enumeration * value. The previous interrupt handler address is returned (so that it may * restored, if so desired). * ************************************************************************************/ #ifdef CONFIG_ARCH_BUTTONS EXTERN void up_buttoninit(void); EXTERN uint8_t up_buttons(void); #ifdef CONFIG_ARCH_IRQBUTTONS EXTERN xcpt_t up_irqbutton(int id, xcpt_t irqhandler); #endif #endif /************************************************************************************ * Name: stm32_ledinit, stm32_setled, and stm32_setleds * * Description: * If CONFIG_ARCH_LEDS is defined, then NuttX will control the on-board LEDs. If * CONFIG_ARCH_LEDS is not defined, then the following interfacesare available to * control the LEDs from user applications. * ************************************************************************************/ #ifndef CONFIG_ARCH_LEDS EXTERN void stm32_ledinit(void); EXTERN void stm32_setled(int led, bool ledon); EXTERN void stm32_setleds(uint8_t ledset); #endif