322 lines
13 KiB
C
322 lines
13 KiB
C
/************************************************************************************
|
|
* configs/kwikstik-k40/include/board.h
|
|
* include/arch/board/board.h
|
|
*
|
|
* Copyright (C) 2013 Gregory Nutt. All rights reserved.
|
|
* Author: Gregory Nutt <gnutt@nuttx.org>
|
|
*
|
|
* 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
|
|
|
|
/************************************************************************************
|
|
* Definitions
|
|
************************************************************************************/
|
|
|
|
/* Clocking *************************************************************************/
|
|
/* The Kwikstik-K40 has a 4MHz crystal on board */
|
|
|
|
#undef BOARD_EXTCLOCK /* Crystal */
|
|
#define BOARD_XTAL_FREQ 8000000 /* 8MHz crystal frequency (REFCLK) */
|
|
#define BOARD_XTAL32_FREQ 32768 /* 32KHz RTC Oscillator */
|
|
|
|
/* PLL Configuration.
|
|
*
|
|
* PLL Input frequency: PLLIN = REFCLK / PRDIV0 = 8MHz / 2 = 4MHz
|
|
* PLL Output frequency: PLLOUT = PLLIN * VDIV0 = 4Mhz * 24 = 96MHz
|
|
* MCGPLLCLK Frequency: MCGPLLCLK = 96MHz
|
|
*/
|
|
|
|
#define BOARD_PRDIV0 2 /* PLL External Reference Divider */
|
|
#define BOARD_VDIV0 24 /* PLL VCO Divider (frequency multiplier) */
|
|
|
|
#define BOARD_PLLIN_FREQ (BOARD_XTAL_FREQ / BOARD_PRDIV0)
|
|
#define BOARD_PLLOUT_FREQ (BOARD_PLLIN_FREQ * BOARD_VDIV0)
|
|
#define BOARD_MCGPLLCLK_FREQ BOARD_PLLOUT_FREQ
|
|
|
|
/* MCGOUTCLK: MCG output of either IRC, MCGFLLCLK, MCGPLLCLK, or MCG's external
|
|
* reference clock that sources the core, system, bus, and flash clock.
|
|
*
|
|
* MCGOUTCLK = MCGPLLCLK = 96MHz
|
|
*/
|
|
|
|
#define BOARD_MCGOUTCLK_FREQ BOARD_MCGPLLCLK_FREQ
|
|
|
|
/* SIM CLKDIV1 dividers.
|
|
*
|
|
* Core/system clock
|
|
* MCGOUTCLK divided by OUTDIV1, clocks the ARM Cortex-M0+ core
|
|
*
|
|
* Bus clock
|
|
* System clock divided by OUTDIV4, clocks the bus slaves and peripherals.
|
|
*/
|
|
|
|
#define BOARD_OUTDIV1 2 /* Core/system = MCGOUTCLK / 2, 48MHz */
|
|
#define BOARD_OUTDIV4 2 /* Bus clock = System clock / 2, 24MHz */
|
|
|
|
#define BOARD_CORECLK_FREQ (BOARD_MCGOUTCLK_FREQ / BOARD_OUTDIV1)
|
|
#define BOARD_BUSCLK_FREQ (BOARD_CORECLK_FREQ / BOARD_OUTDIV4)
|
|
|
|
/* SDHC clocking ********************************************************************/
|
|
|
|
/* SDCLK configurations corresponding to various modes of operation. Formula is:
|
|
*
|
|
* SDCLK frequency = (base clock) / (prescaler * divisor)
|
|
*
|
|
* The SDHC module is always configure configured so that the core clock is the base
|
|
* clock.
|
|
*/
|
|
|
|
/* Identification mode: 400KHz = 96MHz / ( 16 * 15) */
|
|
|
|
#define BOARD_SDHC_IDMODE_PRESCALER SDHC_SYSCTL_SDCLKFS_DIV16
|
|
#define BOARD_SDHC_IDMODE_DIVISOR SDHC_SYSCTL_DVS_DIV(15)
|
|
|
|
/* MMC normal mode: 16MHz = 96MHz / (2 * 3) */
|
|
|
|
#define BOARD_SDHC_MMCMODE_PRESCALER SDHC_SYSCTL_SDCLKFS_DIV2
|
|
#define BOARD_SDHC_MMCMODE_DIVISOR SDHC_SYSCTL_DVS_DIV(3)
|
|
|
|
/* SD normal mode (1-bit): 16MHz = 96MHz / (2 * 3) */
|
|
|
|
#define BOARD_SDHC_SD1MODE_PRESCALER SDHC_SYSCTL_SDCLKFS_DIV2
|
|
#define BOARD_SDHC_SD1MODE_DIVISOR SDHC_SYSCTL_DVS_DIV(3)
|
|
|
|
/* SD normal mode (4-bit): 24MHz = 96MHz / (2 * 2) (with DMA)
|
|
* SD normal mode (4-bit): 16MHz = 96MHz / (2 * 3) (no DMA)
|
|
*/
|
|
|
|
#ifdef CONFIG_SDIO_DMA
|
|
# define BOARD_SDHC_SD4MODE_PRESCALER SDHC_SYSCTL_SDCLKFS_DIV2
|
|
# define BOARD_SDHC_SD4MODE_DIVISOR SDHC_SYSCTL_DVS_DIV(2)
|
|
#else
|
|
//# define BOARD_SDHC_SD4MODE_PRESCALER SDHC_SYSCTL_SDCLKFS_DIV2
|
|
//# define BOARD_SDHC_SD4MODE_DIVISOR SDHC_SYSCTL_DVS_DIV(3)
|
|
# define BOARD_SDHC_SD4MODE_PRESCALER SDHC_SYSCTL_SDCLKFS_DIV16
|
|
# define BOARD_SDHC_SD4MODE_DIVISOR SDHC_SYSCTL_DVS_DIV(15)
|
|
#endif
|
|
|
|
/* LED definitions ******************************************************************/
|
|
/* The Freedom KL25Z has a single RGB LED driven by the KL25Z as follows:
|
|
*
|
|
* ------------- --------
|
|
* RGB LED KL25Z128
|
|
* ------------- --------
|
|
* Red Cathode PTB18
|
|
* Green Cathode PTB19
|
|
* Blue Cathode PTD1
|
|
*
|
|
* NOTE: PTD1 is also connected to the I/O header on J2 pin 10 (also known as D13).
|
|
*
|
|
* If CONFIG_ARCH_LEDs is defined, then NuttX will control the LED on board the
|
|
* Freedom KL25Z. The following definitions describe how NuttX controls the LEDs:
|
|
*
|
|
* SYMBOL Meaning LED state
|
|
* Initially all LED is OFF
|
|
* ------------------- ----------------------- --------------------------
|
|
* LED_STARTED NuttX has been started R=OFF G=OFF B=OFF
|
|
* LED_HEAPALLOCATE Heap has been allocated (no change)
|
|
* LED_IRQSENABLED Interrupts enabled (no change)
|
|
* LED_STACKCREATED Idle stack created R=OFF G=OFF B=ON
|
|
* LED_INIRQ In an interrupt (no change)
|
|
* LED_SIGNAL In a signal handler (no change)
|
|
* LED_ASSERTION An assertion failed (no change)
|
|
* LED_PANIC The system has crashed R=FLASHING G=OFF B=OFF
|
|
* LED_IDLE K25Z1XX is in sleep mode (Optional, not used)
|
|
*/
|
|
|
|
#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
|
|
|
|
/* Button definitions ***************************************************************/
|
|
/* The Freedom KL25Z board has no standard GPIO contact buttons */
|
|
|
|
/* Alternative pin resolution *******************************************************/
|
|
/* If there are alternative configurations for various pins in the
|
|
* kinetis_k40pinmux.h header file, those alternative pins will be labeled with a
|
|
* suffix like _1, _2, etc. The logic in this file must select the correct pin
|
|
* configuration for the board by defining a pin configuration (with no suffix) that
|
|
* maps to the correct alternative.
|
|
*/
|
|
|
|
/* On-Board Connections
|
|
*
|
|
* ------------------- -------------------------- -------- -------------------
|
|
* FEATURE CONNECTION PORT/PIN PIN FUNCTION
|
|
* ------------------- -------------------------- -------- -------------------
|
|
* Audio Jack Output Audio Amp On PTE28 PTE28
|
|
* Audio Output DAC1_OUT DAC1_OUT
|
|
* Volume Up PTD10 PTD10
|
|
* Volume Down PTD11 PTD11
|
|
* Buzzer Audio Out PTA8 FTM1_CH0
|
|
* Microphone Microphone input PTA7 ADC0_SE10
|
|
* SD Card Slot SD Clock PTE2 SDHC0_DCLK
|
|
* SD Command PTE3 SDHC0_CMD
|
|
* SD Data0 PTD12 SDHC0_D4
|
|
* SD Data1 PTD13 SDHC0_D5
|
|
* SD Data2 PTD14 SDHC0_D6
|
|
* SD Data3 PTD15 SDHC0_D7
|
|
* SD Card Detect PTE27 PTE27
|
|
* SD Card On PTE6 PTE6
|
|
* Infrared Port IR Transmit PTE4 IR_TX
|
|
* IR Receive PTA13 CMP2_IN0
|
|
* Touch Pads E1 / Touch PTB0 TSI0_CH0
|
|
* E2 / Touch PTA4 TSI0_CH5
|
|
* E3 / Touch PTA24 PTA24
|
|
* E4 / Touch PTA25 PTA25
|
|
* E5 / Touch PTA26 PTA26
|
|
* E6 / Touch PTA27 PTA27
|
|
*/
|
|
|
|
#define PIN_FTM1_CH0 PIN_FTM1_CH0_1
|
|
|
|
/* Connections via the General Purpose Tower Plug-in (TWRPI) Socket
|
|
* ------------------- -------------------------- -------- -------------------
|
|
* FEATURE CONNECTION PORT/PIN PIN FUNCTION
|
|
* ------------------- -------------------------- -------- -------------------
|
|
* General Purpose TWRPI AN0 (J8 Pin 8) ? ADC0_DP0/ADC1_DP3
|
|
* TWRPI Socket TWRPI AN1 (J8 Pin 9) ? ADC0_DM0/ADC1_DM3
|
|
* TWRPI AN2 (J8 Pin 12) ? ADC1_DP0/ADC0_DP3
|
|
* TWRPI ID0 (J8 Pin 17) ? ADC0_DP1
|
|
* TWRPI ID1 (J8 Pin 18) ? ADC0_DM1
|
|
* TWRPI I2C SCL (J9 Pin 3) PTC10 I2C1_SCL
|
|
* TWRPI I2C SDA (J9 Pin 4) PTC11 I2C1_SDA
|
|
* TWRPI SPI MISO (J9 Pin 9) PTB23 SPI2_SIN
|
|
* TWRPI SPI MOSI (J9 Pin 10) PTB22 SPI2_SOUT
|
|
* TWRPI SPI SS (J9 Pin 11) PTB20 SPI2_PCS0
|
|
* TWRPI SPI CLK (J9 Pin 12) PTB21 SPI2_SCK
|
|
* TWRPI GPIO0 (J9 Pin 15) PTC12 PTC12
|
|
* TWRPI GPIO1 (J9 Pin 16) PTB9 PTB9
|
|
* TWRPI GPIO2 (J9 Pin 17) PTB10 PTB10
|
|
* TWRPI GPIO3 (J9 Pin 18) PTC5 PTC5
|
|
* TWRPI GPIO4 (J9 Pin 19) PTA5 PTA5
|
|
*/
|
|
|
|
#define PIN_I2C1_SCL PIN_I2C1_SCL_1
|
|
#define PIN_I2C1_SDA PIN_I2C1_SDA_1
|
|
#define PIN_SPI2_SIN PIN_SPI2_SIN_1
|
|
#define PIN_SPI2_SOUT PIN_SPI2_SOUT_1
|
|
#define PIN_SPI2_PCS0 PIN_SPI2_PCS0_1
|
|
#define PIN_SPI2_SCK PIN_SPI2_SCK_1
|
|
|
|
/* Connections via the Tower Primary Connector Side A
|
|
* --- -------------------- --------------------------------
|
|
* PIN NAME USAGE
|
|
* --- -------------------- --------------------------------
|
|
* A9 GPIO9 / CTS1 PTE10/UART_CTS
|
|
* A43 RXD1 PTE9/UART_RX
|
|
* A44 TXD1 PTE8/UART_TX
|
|
* A63 RSTOUT_b PTA9/FTM1_CH1
|
|
*/
|
|
|
|
#define PIN_UART5_CTS PIN_UART5_CTS_2
|
|
#define PIN_FTM1_CH1 PIN_FTM1_CH1_1
|
|
|
|
/* Connections via the Tower Primary Connector Side B
|
|
* --- -------------------- --------------------------------
|
|
* PIN NAME USAGE
|
|
* --- -------------------- --------------------------------
|
|
* B21 GPIO1 / RTS1 PTE7/UART_RTS
|
|
* B37 PWM7 PTA8/FTM1_CH0
|
|
* B38 PWM6 PTA9/FTM1_CH1
|
|
* B41 CANRX0 PTE25/CAN1_RX
|
|
* B42 CANTX0 PTE24/CAN1_TX
|
|
* B44 SPI0_MISO PTA17/SPI0_SIN
|
|
* B45 SPI0_MOSI PTA16/SPI0_SOUT
|
|
* B46 SPI0_CS0_b PTA14/SPI0_PCS0
|
|
* B48 SPI0_CLK PTA15/SPI0_SCK
|
|
* B50 SCL1 PTE1/I2C1_SCL
|
|
* B51 SDA1 PTE0/I2C1_SDA
|
|
* B52 GPIO5 / SD_CARD_DET PTA16
|
|
*/
|
|
|
|
#define PIN_UART3_RTS PIN_UART3_RTS_3
|
|
#define PIN_CAN1_RX PIN_CAN1_RX_2
|
|
#define PIN_CAN1_TX PIN_CAN1_TX_2
|
|
#define PIN_SPI0_SIN PIN_SPI0_SIN_1
|
|
#define PIN_SPI0_SOUT PIN_SPI0_SOUT_1
|
|
#define PIN_SPI0_SCK PIN_SPI0_SCK_1
|
|
#define PIN_SPI0_PCS0 PIN_SPI0_PCS0_1
|
|
#define PIN_I2C1_SCL PIN_I2C1_SCL_2
|
|
#define PIN_I2C1_SDA PIN_I2C1_SDA_2
|
|
|
|
/************************************************************************************
|
|
* Public Data
|
|
************************************************************************************/
|
|
|
|
#ifndef __ASSEMBLY__
|
|
|
|
#undef EXTERN
|
|
#if defined(__cplusplus)
|
|
#define EXTERN extern "C"
|
|
extern "C" {
|
|
#else
|
|
#define EXTERN extern
|
|
#endif
|
|
|
|
/************************************************************************************
|
|
* Public Function Prototypes
|
|
************************************************************************************/
|
|
/************************************************************************************
|
|
* Name: kl_boardinitialize
|
|
*
|
|
* Description:
|
|
* All Kinetis L 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 kl_boardinitialize(void);
|
|
|
|
#undef EXTERN
|
|
#if defined(__cplusplus)
|
|
}
|
|
#endif
|
|
|
|
#endif /* __ASSEMBLY__ */
|
|
#endif /* __ARCH_BOARD_BOARD_H */
|