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Add SPI and UART header files

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git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@2075 42af7a65-404d-4744-a932-0658087f49c3
This commit is contained in:
patacongo 2009-09-22 01:54:46 +00:00
parent 14dfd164c3
commit cee7026b15
4 changed files with 340 additions and 2 deletions
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4
arch/arm/src/stm32/chip.h
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@ -51,7 +51,7 @@
#ifdef CONFIG_CHIP_STM32F103Z #ifdef CONFIG_CHIP_STM32F103Z
# define STM32_NTIM 4 /* TIM1-TIM4 */ # define STM32_NTIM 4 /* TIM1-TIM4 */
# define STM32_NSPI 2 /* SPI1-2 */ # define STM32_NSPI 1 /* SPI1 */
# define STM32_NUSART 3 /* USART1-3 */ # define STM32_NUSART 3 /* USART1-3 */
# define STM32_NI2C 2 /* I2C1-2 */ # define STM32_NI2C 2 /* I2C1-2 */
# define STM32_NCAN 1 /* bxCAN1 */ # define STM32_NCAN 1 /* bxCAN1 */
@ -67,6 +67,8 @@
/* Then get all of the register definitions */ /* Then get all of the register definitions */
#include "stm32_memorymap.h" #include "stm32_memorymap.h"
#include "stm32_uart.h"
#include "stm32_spi.h"
/************************************************************************************ /************************************************************************************
* Public Types * Public Types

1
arch/arm/src/stm32/stm32_memorymap.h
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@ -107,7 +107,6 @@
#define STM32_USART1_BASE 0x40013800 /* 0x40013800 - 0x40013bff: USART1 */ #define STM32_USART1_BASE 0x40013800 /* 0x40013800 - 0x40013bff: USART1 */
#define STM32_ADC3_BASE 0x40012800 /* 0x40012800 - 0x40013fff: ADC3 */ #define STM32_ADC3_BASE 0x40012800 /* 0x40012800 - 0x40013fff: ADC3 */
/* 0x40014000 - 0x40017fff: Reserved */ /* 0x40014000 - 0x40017fff: Reserved */
/* AHB bus */ /* AHB bus */
#define STM32_SDIO_BASE 0x40020000 /* 0x40018000 - 0x400183ff: SDIO */ #define STM32_SDIO_BASE 0x40020000 /* 0x40018000 - 0x400183ff: SDIO */

141
arch/arm/src/stm32/stm32_spi.h Executable file
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@ -0,0 +1,141 @@
/************************************************************************************
* arch/arm/src/stm32/stm32_spi.h
*
* Copyright (C) 2009 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
*
* 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 __ARCH_ARM_STC_STM32_STM32_SPI_H
#define __ARCH_ARM_STC_STM32_STM32_SPI_H
/************************************************************************************
* Included Files
************************************************************************************/
#include <nuttx/config.h>
#include <sys/types.h>
#include "chip.h"
/************************************************************************************
* Definitions
************************************************************************************/
/* Register Offsets *****************************************************************/
#define STM32_SPI_CR1_OFFSET 0x0000 /* SPI Control Register 1 (16-bit) */
#define STM32_SPI_CR2_OFFSET 0x0004 /* SPI control register 2 (16-bit) */
#define STM32_SPI_SR_OFFSET 0x0008 /* SPI status register (16-bit) */
#define STM32_SPI_DR_OFFSET 0x000c /* SPI data register (16-bit) */
#define STM32_SPI_CRCPR_OFFSET 0x0010 /* SPI CRC polynomial register (16-bit) */
#define STM32_SPI_RXCRCR_OFFSET 0x0014 /* SPI Rx CRC register (16-bit) */
#define STM32_SPI_TXCRCR_OFFSET 0x0018 /* SPI Tx CRC register (16-bit) */
/* Register Addresses ***************************************************************/
#if STM32_NSPI > 0
# define STM32_SPI1_CR1 (STM32_SPI1_BASE+STM32_SPI_CR1_OFFSET)
# define STM32_SPI1_CR2 (STM32_SPI1_BASE+STM32_SPI_CR2_OFFSET)
# define STM32_SPI1_SR (STM32_SPI1_BASE+STM32_SPI_SR_OFFSET)
# define STM32_SPI1_DR (STM32_SPI1_BASE+STM32_SPI_DR_OFFSET)
# define STM32_SPI1_CRCPR (STM32_SPI1_BASE+STM32_SPI_CRCPR_OFFSET)
# define STM32_SPI1_RXCRCR (STM32_SPI1_BASE+STM32_SPI_RXCRCR_OFFSET)
# define STM32_SPI1_TXCRCR (STM32_SPI1_BASE+STM32_SPI_TXCRCR_OFFSET)
#endif
#if STM32_NSPI > 1
# define STM32_SPI2_CR1 (STM32_SPI2_BASE+STM32_SPI_CR1_OFFSET)
# define STM32_SPI2_CR2 (STM32_SPI2_BASE+STM32_SPI_CR2_OFFSET)
# define STM32_SPI2_SR (STM32_SPI2_BASE+STM32_SPI_SR_OFFSET)
# define STM32_SPI2_DR (STM32_SPI2_BASE+STM32_SPI_DR_OFFSET)
# define STM32_SPI2_CRCPR (STM32_SPI2_BASE+STM32_SPI_CRCPR_OFFSET)
# define STM32_SPI2_RXCRCR (STM32_SPI2_BASE+STM32_SPI_RXCRCR_OFFSET)
# define STM32_SPI2_TXCRCR (STM32_SPI2_BASE+STM32_SPI_TXCRCR_OFFSET)
#endif
/* Register Bitfield Definitions ****************************************************/
/* SPI Control Register 1 */
#define SPI_CR1_CPHA (1 << 0) /* Bit 0: Clock Phase */
#define SPI_CR1_CPOL (1 << 1) /* Bit 1: Clock Polarity */
#define SPI_CR1_MSTR (1 << 2) /* Bit 2: Master Selection */
#define SPI_CR1_BR_SHIFT (3) /* Bits 5:3 Baud Rate Control */
#define SPI_CR1_BR_MASK (7 << SPI_CR1_BR_SHIFT)
# define SPI_CR1_FPCLCKd2 (0 << SPI_CR1_BR_SHIFT) /* 000: fPCLK/2 */
# define SPI_CR1_FPCLCKd4 (1 << SPI_CR1_BR_SHIFT) /* 001: fPCLK/4 */
# define SPI_CR1_FPCLCKd8 (2 << SPI_CR1_BR_SHIFT) /* 010: fPCLK/8 */
# define SPI_CR1_FPCLCKd16 (3 << SPI_CR1_BR_SHIFT) /* 011: fPCLK/16 */
# define SPI_CR1_FPCLCKd32 (4 << SPI_CR1_BR_SHIFT) /* 100: fPCLK/32 */
# define SPI_CR1_FPCLCKd64 (5 << SPI_CR1_BR_SHIFT) /* 101: fPCLK/64 */
# define SPI_CR1_FPCLCKd128 (6 << SPI_CR1_BR_SHIFT) /* 110: fPCLK/128 */
# define SPI_CR1_FPCLCKd256 (7 << SPI_CR1_BR_SHIFT) /* 111: fPCLK/256 */
#define SPI_CR1_SPE (1 << 6) /* Bit 6: SPI Enable */
#define SPI_CR1_LSBFIRST (1 << 7) /* Bit 7: Frame Format */
#define SPI_CR1_SSI (1 << 8) /* Bit 8: Internal slave select */
#define SPI_CR1_SSM (1 << 9) /* Bit 9: Software slave management */
#define SPI_CR1_RXONLY (1 << 10) /* Bit 10: Receive only */
#define SPI_CR1_DFF (1 << 11) /* Bit 11: Data Frame Format */
#define SPI_CR1_CRCNEXT (1 << 12) /* Bit 12: Transmit CRC next */
#define SPI_CR1_CRCEN (1 << 13) /* Bit 13: Hardware CRC calculation enable */
#define SPI_CR1_BIDIOE (1 << 14) /* Bit 14: Output enable in bidirectional mode */
#define SPI_CR1_BIDIMODE (1 << 15) /* Bit 15: Bidirectional data mode enable */
/* SPI Control Register 2 */
#define SPI_CR2_RXDMAEN (1 << 0) /* Bit 0: Rx Buffer DMA Enable */
#define SPI_CR2_TXDMAEN (1 << 1) /* Bit 1: Tx Buffer DMA Enable */
#define SPI_CR2_SSOE (1 << 2) /* Bit 2: SS Output Enable */
#define SPI_CR2_ERRIE (1 << 5) /* Bit 5: Error interrupt enable */
#define SPI_CR2_RXNEIE (1 << 6) /* Bit 6: RX buffer not empty interrupt enable */
#define SPI_CR2_TXEIE (1 << 7) /* Bit 7: Tx buffer empty interrupt enable */
/* SPI status register */
#define SPI_SR_RXNE (1 << 0) /* Bit 0: Receive buffer not empty */
#define SPI_SR_TXE (1 << 1) /* Bit 1: Transmit buffer empty */
#define SPI_SR_CRCERR (1 << 4) /* Bit 4: CRC error flag */
#define SPI_SR_MODF (1 << 5) /* Bit 5: Mode fault */
#define SPI_SR_OVR (1 << 6) /* Bit 6: Overrun flag */
#define SPI_SR_BSY (1 << 7) /* Bit 7: Busy flag */
/************************************************************************************
* Public Types
************************************************************************************/
/************************************************************************************
* Public Data
************************************************************************************/
/************************************************************************************
* Public Functions
************************************************************************************/
#endif /* __ARCH_ARM_STC_STM32_STM32_SPI_H */

196
arch/arm/src/stm32/stm32_uart.h Executable file
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@ -0,0 +1,196 @@
/************************************************************************************
* arch/arm/src/stm32/stm32_uart.h
*
* Copyright (C) 2009 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
*
* 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 __ARCH_ARM_STC_STM32_STM32_UART_H
#define __ARCH_ARM_STC_STM32_STM32_UART_H
/************************************************************************************
* Included Files
************************************************************************************/
#include <nuttx/config.h>
#include <sys/types.h>
#include "chip.h"
/************************************************************************************
* Definitions
************************************************************************************/
/* Register Offsets *****************************************************************/
#define STM32_USART_SR_OFFSET 0x0000 /* Status register (32-bits) */
#define STM32_USART_DR_OFFSET 0x0004 /* Data register (32-bits) */
#define STM32_USART_BRR_OFFSET 0x0008 /* Baud Rate Register (32-bits) */
#define STM32_USART_CR1_OFFSET 0x000c /* Control register 1 (32-bits) */
#define STM32_USART_CR2_OFFSET 0x0010 /* Control register 2 (32-bits) */
#define STM32_USART_CR3_OFFSET 0x0014 /* Control register 3 (32-bits) */
#define STM32_USART_GTPR_OFFSET 0x0018 /* Guard time and prescaler register (32-bits) */
/* Register Addresses ***************************************************************/
#if STM32_NUSART > 0
# define STM32_USART1_SR (STM32_USART1_BASE+STM32_USART_SR_OFFSET)
# define STM32_USART1_DR (STM32_USART1_BASE+STM32_USART_DR_OFFSET)
# define STM32_USART1_BRR (STM32_USART1_BASE+STM32_USART_BRR_OFFSET)
# define STM32_USART1_CR1 (STM32_USART1_BASE+STM32_USART_CR1_OFFSET)
# define STM32_USART1_CR2 (STM32_USART1_BASE+STM32_USART_CR2_OFFSET)
# define STM32_USART1_CR3 (STM32_USART1_BASE+STM32_USART_CR3_OFFSET)
# define STM32_USART1_GTPR (STM32_USART1_BASE+STM32_USART_GTPR_OFFSET)
#endif
#if STM32_NUSART > 1
# define STM32_USART2_SR (STM32_USART2_BASE+STM32_USART_SR_OFFSET)
# define STM32_USART2_DR (STM32_USART2_BASE+STM32_USART_DR_OFFSET)
# define STM32_USART2_BRR (STM32_USART2_BASE+STM32_USART_BRR_OFFSET)
# define STM32_USART2_CR1 (STM32_USART2_BASE+STM32_USART_CR1_OFFSET)
# define STM32_USART2_CR2 (STM32_USART2_BASE+STM32_USART_CR2_OFFSET)
# define STM32_USART2_CR3 (STM32_USART2_BASE+STM32_USART_CR3_OFFSET)
# define STM32_USART2_GTPR (STM32_USART2_BASE+STM32_USART_GTPR_OFFSET)
#endif
#if STM32_NUSART > 0
# define STM32_USART3_SR (STM32_USART3_BASE+STM32_USART_SR_OFFSET)
# define STM32_USART3_DR (STM32_USART3_BASE+STM32_USART_DR_OFFSET)
# define STM32_USART3_BRR (STM32_USART3_BASE+STM32_USART_BRR_OFFSET)
# define STM32_USART3_CR1 (STM32_USART3_BASE+STM32_USART_CR1_OFFSET)
# define STM32_USART3_CR2 (STM32_USART3_BASE+STM32_USART_CR2_OFFSET)
# define STM32_USART3_CR3 (STM32_USART3_BASE+STM32_USART_CR3_OFFSET)
# define STM32_USART3_GTPR (STM32_USART3_BASE+STM32_USART_GTPR_OFFSET)
#endif
#if STM32_NUSART > 3
# warning "Check UART4 register definitions"
#endif
#if STM32_NUSART > 4
# warning "Check UART5 register definitions"
#endif
/* Register Bitfield Definitions ****************************************************/
/* Status register */
#define USART_SR_PE (1 << 0) /* Bit 0: Parity Error */
#define USART_SR_FE (1 << 1) /* Bit 1: Framing Error */
#define USART_SR_NE (1 << 2) /* Bit 2: Noise Error Flag */
#define USART_SR_ORE (1 << 3) /* Bit 3: OverRun Error */
#define USART_SR_IDLE (1 << 4) /* Bit 4: IDLE line detected */
#define USART_SR_RXNE (1 << 5) /* Bit 5: Read Data Register Not Empty */
#define USART_SR_TC (1 << 6) /* Bit 6: Transmission Complete */
#define USART_SR_TXE (1 << 7) /* Bit 7: Transmit Data Register Empty */
#define USART_SR_LBD (1 << 8) /* Bit 8: LIN Break Detection Flag */
#define USART_SR_CTS (1 << 9) /* Bit 9: CTS Flag */
/* Data register */
#define USART_DR_SHIFT (0) /* Bits 8:0: Data value */
#define USART_DR_MASK (0xff << USART_DR_SHIFT)
/* Baud Rate Register */
#define USART_BRR_FRAC_SHIFT (0) /* Bits 3-0: fraction of USARTDIV */
#define USART_BRR_FRAC_MASK (0x0f << USART_BRR_FRAC_SHIFT)
#define USART_BRR_MANT_SHIFT (4) /* Bits 15-4: mantissa of USARTDIV */
#define USART_BRR_MANT_MASK (0x0fff << USART_BRR_MANT_SHIFT)
/* Control register 1 */
#define USART_CR1_SBK (1 << 0) /* Bit 0: Send Break */
#define USART_CR1_RWU (1 << 1) /* Bit 1: Receiver wakeup */
#define USART_CR1_RE (1 << 2) /* Bit 2: Receiver Enable */
#define USART_CR1_TE (1 << 3) /* Bit 3: Transmitter Enable */
#define USART_CR1_IDLEIE (1 << 4) /* Bit 4: IDLE Interrupt Enable */
#define USART_CR1_RXNEIE (1 << 5) /* Bit 5: RXNE Interrupt Enable */
#define USART_CR1_TCIE (1 << 6) /* Bit 6: Transmission Complete Interrupt Enable */
#define USART_CR1_TXEIE (1 << 7) /* Bit 7: TXE Interrupt Enable */
#define USART_CR1_PEIE (1 << 8) /* Bit 8: PE Interrupt Enable */
#define USART_CR1_PS (1 << 9) /* Bit 9: Parity Selection */
#define USART_CR1_PCE (1 << 10) /* Bit 10: Parity Control Enable */
#define USART_CR1_WAKE (1 << 11) /* Bit 11: Wakeup method */
#define USART_CR1_M (1 << 12) /* Bit 12: word length */
#define USART_CR1_UE (1 << 13) /* Bit 13: USART Enable */
/* Control register 2 */
#define USART_CR2_ADD_SHIFT (0) /* Bits 3-0: Address of the USART node */
#define USART_CR2_ADD_MASK (0x0f << USART_CR2_ADD_SHIFT)
#define USART_CR2_LBDL (1 << 6) /* Bit 5: LIN Break Detection Length */
#define USART_CR2_LBDIE (1 << 7) /* Bit 6: LIN Break Detection Interrupt Enable */
#define USART_CR2_LBCL (1 << 8) /* Bit 8: Last Bit Clock pulse */
#define USART_CR2_CPHA (1 << 9) /* Bit 9: Clock Phase */
#define USART_CR2_CPOL (1 << 10) /* Bit 10: Clock Polarity */
#define USART_CR2_CLKEN (1 << 11) /* Bit 11: Clock Enable */
#define USART_CR2_STOP_SHIFT (12) /* Bits 13-12: STOP bits */
#define USART_CR2_STOP_MASK (3 << USART_CR2_STOP_SHIFT)
# define USART_CR2_STOP1 (0 << USART_CR2_STOP_SHIFT) /* 00: 1 Stop bit */
# define USART_CR2_STOP0p5 (1 << USART_CR2_STOP_SHIFT) /* 01: 0.5 Stop bit */
# define USART_CR2_STOP2 (2 << USART_CR2_STOP_SHIFT) /* 10: 2 Stop bits */
# define USART_CR2_STOP1p5 (3 << USART_CR2_STOP_SHIFT) /* 11: 1.5 Stop bit */
#define USART_CR2_LINEN (1 << 14) /* Bit 14: LIN mode enable */
/* Control register 3 */
#define USART_CR3_EIE (1 << 0) /* Bit 0: Error Interrupt Enable */
#define USART_CR3_IREN (1 << 1) /* Bit 1: IrDA mode Enable */
#define USART_CR3_IRLP (1 << 2) /* Bit 2: IrDA Low-Power */
#define USART_CR3_HDSEL (1 << 3) /* Bit 3: Half-Duplex Selection */
#define USART_CR3_NACK (1 << 4) /* Bit 4: Smartcard NACK enable */
#define USART_CR3_SCEN (1 << 5) /* Bit 5: Smartcard mode enable */
#define USART_CR3_DMAR (1 << 6) /* Bit 6: DMA Enable Receiver */
#define USART_CR3_DMAT (1 << 7) /* Bit 7: DMA Enable Transmitter */
#define USART_CR3_RTSE (1 << 8) /* Bit 8: RTS Enable */
#define USART_CR3_CTSE (1 << 9) /* Bit 9: CTS Enable */
#define USART_CR3_CTSIE (1 << 10) /* Bit 10: CTS Interrupt Enable */
/* Guard time and prescaler register */
#define USART_GTPR_GT_SHIFT (8) /* Bits 15-8: Guard time value */
#define USART_GTPR_GT_MASK (0xff << USART_GTPR_GT_SHIFT)
#define USART_GTPR_PSC_SHIFT (0) /* Bits 7:0 [7:0]: Prescaler value */
#define USART_GTPR_PSC_MASK (0xff << USART_GTPR_PSC_SHIFT)
/************************************************************************************
* Public Types
************************************************************************************/
/************************************************************************************
* Public Data
************************************************************************************/
/************************************************************************************
* Public Functions
************************************************************************************/
#endif /* __ARCH_ARM_STC_STM32_STM32_UART_H */