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author | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2011-02-27 15:42:07 +0000 |
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committer | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2011-02-27 15:42:07 +0000 |
commit | b1374fdcf46709b5e014dc9dbfc78e0394e8d6aa (patch) | |
tree | 1a350b3fb02cc7bddae7d11cb54cdcb6a0629af5 /nuttx/configs/vsn/include | |
parent | cc5f5a4daa8d8928bf85f6dc653602133511586f (diff) | |
download | px4-nuttx-b1374fdcf46709b5e014dc9dbfc78e0394e8d6aa.tar.gz px4-nuttx-b1374fdcf46709b5e014dc9dbfc78e0394e8d6aa.tar.bz2 px4-nuttx-b1374fdcf46709b5e014dc9dbfc78e0394e8d6aa.zip |
Add support for the ISOTEL NetClamps VSN board
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@3321 42af7a65-404d-4744-a932-0658087f49c3
Diffstat (limited to 'nuttx/configs/vsn/include')
-rw-r--r-- | nuttx/configs/vsn/include/board.h | 206 |
1 files changed, 206 insertions, 0 deletions
diff --git a/nuttx/configs/vsn/include/board.h b/nuttx/configs/vsn/include/board.h new file mode 100644 index 000000000..558dccd91 --- /dev/null +++ b/nuttx/configs/vsn/include/board.h @@ -0,0 +1,206 @@ +/************************************************************************************ + * configs/vsn-1.2/include/board.h + * include/arch/board/board.h + * + * Copyright (C) 2009 Gregory Nutt. All rights reserved. + * Copyright (C) 2011 Uros Platise. All rights reserved + * + * Authors: Gregory Nutt <spudmonkey@racsa.co.cr> + * Uros Platise <uros.platise@isotel.eu> + * + * 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_BOARD_BOARD_H +#define __ARCH_BOARD_BOARD_H + +/************************************************************************************ + * Included Files + ************************************************************************************/ + +#include <nuttx/config.h> +#ifndef __ASSEMBLY__ +# include <stdint.h> +#endif +#include "stm32_rcc.h" +#include "stm32_sdio.h" +#include "stm32_internal.h" + +/************************************************************************************ + * Definitions + ************************************************************************************/ + +/* Clocking *************************************************************************/ + +/* On-board external frequency source is 9MHz (HSE) provided by the CC1101, so it is + * not available on power-up. Instead we are about to run on HSI*9 = 36 MHz, see + * up_sysclock.c for details. */ + +#define STM32_BOARD_XTAL 9000000UL +#define STM32_BOARD_HCLK 36000000UL + +/* PLL source is either HSI or HSE + * When HSI: PLL multiplier is 9, out frequency 36 MHz + * When HSE: PLL multiplier is 8: out frequency is 9 MHz x 8 = 72MHz + */ +#define STM32_CFGR_PLLSRC_HSI 0 +#define STM32_CFGR_PLLMUL_HSI RCC_CFGR_PLLMUL_CLKx9 + +#define STM32_CFGR_PLLXTPRE_HSE 0 +#define STM32_CFGR_PLLSRC_HSE RCC_CFGR_PLLSRC +#define STM32_CFGR_PLLMUL_HSE RCC_CFGR_PLLMUL_CLKx8 + +/* Use the PLL and set the SYSCLK source to be the PLL */ + +#define STM32_SYSCLK_SW RCC_CFGR_SW_PLL +#define STM32_SYSCLK_SWS RCC_CFGR_SWS_PLL + +/* AHB clock (HCLK, 36 MHz) is SYSCLK on HSI or SYSCLK/2 on HSE */ + +#define STM32_RCC_CFGR_HPRE_HSI RCC_CFGR_HPRE_SYSCLK +#define STM32_RCC_CFGR_HPRE_HSE RCC_CFGR_HPRE_SYSCLKd2 +#define STM32_HCLK_FREQUENCY STM32_BOARD_HCLK + +/* APB2 clock (PCLK2) is HCLK (36MHz) */ + +#define STM32_RCC_CFGR_PPRE2 RCC_CFGR_PPRE2_HCLK +#define STM32_PCLK2_FREQUENCY STM32_BOARD_HCLK + +/* APB1 clock (PCLK1) is HCLK (36MHz) */ + +#define STM32_RCC_CFGR_PPRE1 RCC_CFGR_PPRE1_HCLK +#define STM32_PCLK1_FREQUENCY STM32_BOARD_HCLK + +/* USB divider -- Divide PLL clock by 1.5 */ + +#define STM32_CFGR_USBPRE 0 + +/* 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!!! + * + * \todo Not checked yet! Uros. + * HCLK=36MHz, SDIOCLK=? MHz, SDIO_CK=HCLK/(178+2)=400 KHz + */ + +#define SDIO_INIT_CLKDIV (178 << SDIO_CLKCR_CLKDIV_SHIFT) + +/* DMA ON: HCLK=72 MHz, SDIOCLK=72MHz, SDIO_CK=HCLK/(2+2)=18 MHz + * DMA OFF: HCLK=72 MHz, SDIOCLK=72MHz, SDIO_CK=HCLK/(3+2)=14.4 MHz + */ + +#ifdef CONFIG_SDIO_DMA +# define SDIO_MMCXFR_CLKDIV (2 << SDIO_CLKCR_CLKDIV_SHIFT) +#else +# define SDIO_MMCXFR_CLKDIV (3 << SDIO_CLKCR_CLKDIV_SHIFT) +#endif + +/* DMA ON: HCLK=72 MHz, SDIOCLK=72MHz, SDIO_CK=HCLK/(1+2)=24 MHz + * DMA OFF: HCLK=72 MHz, SDIOCLK=72MHz, SDIO_CK=HCLK/(3+2)=14.4 MHz + */ + +#ifdef CONFIG_SDIO_DMA +# define SDIO_SDXFR_CLKDIV (1 << SDIO_CLKCR_CLKDIV_SHIFT) +#else +# define SDIO_SDXFR_CLKDIV (3 << SDIO_CLKCR_CLKDIV_SHIFT) +#endif + +/* LED definitions ******************************************************************/ + +/* The VSN has one LED that we will encode as: */ + +#define LED_STARTED 0 /* ... */ +#define LED_HEAPALLOCATE 1 /* ... */ +#define LED_IRQSENABLED 2 /* ... */ +#define LED_STACKCREATED 3 /* ... */ +#define LED_INIRQ 4 /* ... */ +#define LED_SIGNAL 5 /* ... */ +#define LED_ASSERTION 6 /* ... */ +#define LED_PANIC 7 /* ... */ +#define LED_IDLE 8 /* shows idle state */ + +/* eXternal connector pins */ + + +/************************************************************************************ + * Public Data + ************************************************************************************/ + +#ifndef __ASSEMBLY__ + +#undef EXTERN +#if defined(__cplusplus) +#define EXTERN extern "C" +extern "C" { +#else +#define EXTERN extern +#endif + +/************************************************************************************ + * Public Function Prototypes + ************************************************************************************/ + + EXTERN void stm32_board_clockconfig(void); + +/************************************************************************************ + * 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. + * + ************************************************************************************/ + +EXTERN void stm32_boardinitialize(void); + +/************************************************************************************ + * Button support. + * + * Description: + * up_buttoninit() must be called to initialize button resources. After that, + * 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_* and JOYSTICK_* definitions above for the meaning of each bit. + * + ************************************************************************************/ + +#ifdef CONFIG_ARCH_BUTTONS +EXTERN void up_buttoninit(void); +EXTERN uint8_t up_buttons(void); +#endif + +#undef EXTERN +#if defined(__cplusplus) +} +#endif + +#endif /* __ASSEMBLY__ */ +#endif /* __ARCH_BOARD_BOARD_H */ |