/**************************************************************************** * boards/arm/kl/freedom-kl25z/include/board.h * * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. The * ASF licenses this file to you under the Apache License, Version 2.0 (the * "License"); you may not use this file except in compliance with the * License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the * License for the specific language governing permissions and limitations * under the License. * ****************************************************************************/ #ifndef __BOARDS_ARM_KL_FREEDOM_KL25Z_INCLUDE_BOARD_H #define __BOARDS_ARM_KL_FREEDOM_KL25Z_INCLUDE_BOARD_H /**************************************************************************** * Included Files ****************************************************************************/ #include #ifndef __ASSEMBLY__ # include #endif /**************************************************************************** * Pre-processor 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 /* PWM Configuration */ /* TPM0 Channels */ #define GPIO_TPM0_CH0OUT PIN_TPM0_CH0_3 /* PIN_TPM0_CH0_1 */ #define GPIO_TPM0_CH1OUT PIN_TPM0_CH1_1 #define GPIO_TPM0_CH2OUT PIN_TPM0_CH2_1 #define GPIO_TPM0_CH3OUT PIN_TPM0_CH3_1 #define GPIO_TPM0_CH4OUT PIN_TPM0_CH4_1 #define GPIO_TPM0_CH5OUT PIN_TPM0_CH5_1 /* TPM1 Channels */ #define GPIO_TPM1_CH0OUT PIN_TPM1_CH0_1 #define GPIO_TPM1_CH1OUT PIN_TPM1_CH1_1 /* TPM2 Channels */ #define GPIO_TPM2_CH0OUT PIN_TPM2_CH0_1 #define GPIO_TPM2_CH1OUT PIN_TPM2_CH1_1 /* 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 * k25z128_pinmux.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. */ /* SPI0 Pinout * =========== * * SCK = PTD1 (D13 at connector J2 pin 12 of Freedom Board) * MISO = PTD3 (D12 at connector J2 pin 10 of Freedom Board) * MOSI = PTD2 (D11 at connector J2 pin 8 of Freedom Board) */ #define PIN_SPI0_SCK (PIN_SPI0_SCK_3 | PIN_ALT2_PULLUP) #define PIN_SPI0_MISO (PIN_SPI0_MISO_6 | PIN_ALT2_PULLUP) #define PIN_SPI0_MOSI (PIN_SPI0_MOSI_5 | PIN_ALT2_PULLUP) #define PIN_SPI1_SCK (PIN_SPI1_SCK_2 | PIN_ALT2_PULLUP) #define PIN_SPI1_MISO (PIN_SPI1_MISO_3 | PIN_ALT2_PULLUP) #define PIN_SPI1_MOSI (PIN_SPI0_MOSI_7 | PIN_ALT2_PULLUP) /* Interrupt pin used by ADXL345 * * CS = PTD0 (D10 at connector J2 pin 6 of Freedom Board) * INT1 = PTA16 (at connector J2 pin 9 of Freedom Board) */ #define GPIO_ADXL345_INT1 (GPIO_INPUT | PIN_PORTA | PIN_INT_RISING | PIN16) #define GPIO_ADXL345_CS (GPIO_OUTPUT | GPIO_OUTPUT_ONE | PIN_PORTD | PIN0) /**************************************************************************** * 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_tsi_initialize * * Description: * Initialize the TSI hardware and interface for the sliders on board the * Freedom KL25Z board. * Register a character driver at /dev/tsi that may be used to read from * each sensor. * ****************************************************************************/ #ifdef CONFIG_KL_TSI void kl_tsi_initialize(void); #endif #undef EXTERN #if defined(__cplusplus) } #endif #endif /* __ASSEMBLY__ */ #endif /* __BOARDS_ARM_KL_FREEDOM_KL25Z_INCLUDE_BOARD_H */