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286 lines
8.1 KiB

/*
* Copyright (C) 2014 Freie Universität Berlin
* Copyright (C) 2015 PHYTEC Messtechnik GmbH
*
* This file is subject to the terms and conditions of the GNU Lesser General
* Public License v2.1. See the file LICENSE in the top level directory for more
* details.
*/
/**
* @ingroup board_frdm-k64f
* @{
*
* @file
* @name Peripheral MCU configuration for the FRDM-K64F
*
* @author Johann Fischer <j.fischer@phytec.de>
*/
#ifndef PERIPH_CONF_H
#define PERIPH_CONF_H
#include "periph_cpu.h"
#ifdef __cplusplus
extern "C"
{
#endif
/**
* @name Clock system configuration
* @{
*/
#define KINETIS_CPU_USE_MCG 1
#define KINETIS_MCG_USE_ERC 1
#define KINETIS_MCG_USE_PLL 1
#define KINETIS_MCG_DCO_RANGE (24000000U)
#define KINETIS_MCG_ERC_OSCILLATOR 0
#define KINETIS_MCG_ERC_FRDIV 6 /* ERC devider = 1280 */
#define KINETIS_MCG_ERC_RANGE 2
#define KINETIS_MCG_ERC_FREQ 50000000
#define KINETIS_MCG_PLL_PRDIV 19 /* divide factor = 20 */
#define KINETIS_MCG_PLL_VDIV0 0 /* multiply factor = 24 */
#define KINETIS_MCG_PLL_FREQ 60000000
#define CLOCK_CORECLOCK KINETIS_MCG_PLL_FREQ
#define CLOCK_BUSCLOCK (CLOCK_CORECLOCK / 2)
/** @} */
/**
* @name Timer configuration
* @{
*/
#define PIT_NUMOF (2U)
#define PIT_CONFIG { \
{ \
.prescaler_ch = 0, \
.count_ch = 1, \
}, \
{ \
.prescaler_ch = 2, \
.count_ch = 3, \
}, \
}
#define LPTMR_NUMOF (0U)
#define LPTMR_CONFIG {}
#define TIMER_NUMOF ((PIT_NUMOF) + (LPTMR_NUMOF))
#define PIT_BASECLOCK (CLOCK_BUSCLOCK)
#define PIT_CLOCKGATE (BITBAND_REG32(SIM->SCGC6, SIM_SCGC6_PIT_SHIFT))
#define PIT_ISR_0 isr_pit1
#define PIT_ISR_1 isr_pit3
#define LPTMR_ISR_0 isr_lptmr0
/** @} */
/**
* @name UART configuration
* @{
*/
#define UART_NUMOF (1U)
#define UART_0_EN 1
#define UART_IRQ_PRIO 1
#define UART_CLK CLOCK_CORECLOCK
/* UART 0 device configuration */
#define KINETIS_UART UART_Type
#define UART_0_DEV UART0
#define UART_0_CLKEN() (SIM->SCGC4 |= (SIM_SCGC4_UART0_MASK))
#define UART_0_CLK UART_CLK
#define UART_0_IRQ_CHAN UART0_RX_TX_IRQn
#define UART_0_ISR isr_uart0_rx_tx
/* UART 0 pin configuration */
#define UART_0_PORT_CLKEN() (SIM->SCGC5 |= (SIM_SCGC5_PORTB_MASK))
#define UART_0_PORT PORTB
#define UART_0_RX_PIN 16
#define UART_0_TX_PIN 17
#define UART_0_AF 3
/** @} */
/**
* @name ADC configuration
* @{
*/
static const adc_conf_t adc_config[] = {
/* dev, pin, channel */
{ ADC0, GPIO_PIN(PORT_B, 10), 14 },
{ ADC0, GPIO_PIN(PORT_B, 11), 15 },
{ ADC0, GPIO_PIN(PORT_C, 11), 7 },
{ ADC0, GPIO_PIN(PORT_C, 10), 6 },
{ ADC0, GPIO_PIN(PORT_C, 8), 4 },
{ ADC0, GPIO_PIN(PORT_C, 9), 5 },
};
#define ADC_NUMOF (sizeof(adc_config) / sizeof(adc_config[0]))
/** @} */
/**
* @name DAC configuration
* @{
*/
#define DAC_CONFIG {}
#define DAC_NUMOF 0
/** @} */
/**
* @name PWM configuration
* @{
*/
static const pwm_conf_t pwm_config[] = {
{
.ftm = FTM0,
.chan = {
{ .pin = GPIO_PIN(PORT_A, 4), .af = 3, .ftm_chan = 6 },
{ .pin = GPIO_PIN(PORT_A, 2), .af = 3, .ftm_chan = 7 },
{ .pin = GPIO_PIN(PORT_C, 2), .af = 4, .ftm_chan = 1 },
{ .pin = GPIO_PIN(PORT_C, 3), .af = 4, .ftm_chan = 2 }
},
.chan_numof = 4,
.ftm_num = 0
}
};
#define PWM_NUMOF (sizeof(pwm_config) / sizeof(pwm_config[0]))
/** @} */
/**
* @name SPI configuration
*
* Clock configuration values based on the configured 30Mhz module clock.
*
* Auto-generated by:
* cpu/kinetis_common/dist/calc_spi_scalers/calc_spi_scalers.c
*
* @{
*/
static const uint32_t spi_clk_config[] = {
(
SPI_CTAR_PBR(2) | SPI_CTAR_BR(6) | /* -> 93750Hz */
SPI_CTAR_PCSSCK(2) | SPI_CTAR_CSSCK(5) |
SPI_CTAR_PASC(2) | SPI_CTAR_ASC(5) |
SPI_CTAR_PDT(2) | SPI_CTAR_DT(5)
),
(
SPI_CTAR_PBR(2) | SPI_CTAR_BR(4) | /* -> 375000Hz */
SPI_CTAR_PCSSCK(2) | SPI_CTAR_CSSCK(3) |
SPI_CTAR_PASC(2) | SPI_CTAR_ASC(3) |
SPI_CTAR_PDT(2) | SPI_CTAR_DT(3)
),
(
SPI_CTAR_PBR(2) | SPI_CTAR_BR(2) | /* -> 1000000Hz */
SPI_CTAR_PCSSCK(0) | SPI_CTAR_CSSCK(4) |
SPI_CTAR_PASC(0) | SPI_CTAR_ASC(4) |
SPI_CTAR_PDT(0) | SPI_CTAR_DT(4)
),
(
SPI_CTAR_PBR(1) | SPI_CTAR_BR(0) | /* -> 5000000Hz */
SPI_CTAR_PCSSCK(1) | SPI_CTAR_CSSCK(0) |
SPI_CTAR_PASC(1) | SPI_CTAR_ASC(0) |
SPI_CTAR_PDT(1) | SPI_CTAR_DT(0)
),
(
SPI_CTAR_PBR(0) | SPI_CTAR_BR(0) | /* -> 7500000Hz */
SPI_CTAR_PCSSCK(0) | SPI_CTAR_CSSCK(1) |
SPI_CTAR_PASC(0) | SPI_CTAR_ASC(1) |
SPI_CTAR_PDT(0) | SPI_CTAR_DT(1)
)
};
static const spi_conf_t spi_config[] = {
{
.dev = SPI0,
.pin_miso = GPIO_PIN(PORT_D, 3),
.pin_mosi = GPIO_PIN(PORT_D, 2),
.pin_clk = GPIO_PIN(PORT_D, 1),
.pin_cs = {
GPIO_PIN(PORT_D, 0),
GPIO_UNDEF,
GPIO_UNDEF,
GPIO_UNDEF,
GPIO_UNDEF
},
.pcr = GPIO_AF_2,
.simmask = SIM_SCGC6_SPI0_MASK
}
};
#define SPI_NUMOF (sizeof(spi_config) / sizeof(spi_config[0]))
/** @} */
/**
* @name I2C configuration
* @{
*/
#define I2C_NUMOF (1U)
#define I2C_CLK CLOCK_CORECLOCK
#define I2C_0_EN 1
#define I2C_IRQ_PRIO 1
/* Low (10 kHz): MUL = 4, SCL divider = 2560, total: 10240 */
#define KINETIS_I2C_F_ICR_LOW (0x3D)
#define KINETIS_I2C_F_MULT_LOW (2)
/* Normal (100 kHz): MUL = 2, SCL divider = 240, total: 480 */
#define KINETIS_I2C_F_ICR_NORMAL (0x1F)
#define KINETIS_I2C_F_MULT_NORMAL (1)
/* Fast (400 kHz): MUL = 1, SCL divider = 128, total: 128 */
#define KINETIS_I2C_F_ICR_FAST (0x17)
#define KINETIS_I2C_F_MULT_FAST (0)
/* Fast plus (1000 kHz): MUL = 1, SCL divider = 48, total: 48 */
#define KINETIS_I2C_F_ICR_FAST_PLUS (0x10)
#define KINETIS_I2C_F_MULT_FAST_PLUS (0)
/* I2C 0 device configuration */
#define I2C_0_DEV I2C0
#define I2C_0_CLKEN() (SIM->SCGC4 |= (SIM_SCGC4_I2C0_MASK))
#define I2C_0_CLKDIS() (SIM->SCGC4 &= ~(SIM_SCGC4_I2C0_MASK))
#define I2C_0_IRQ I2C0_IRQn
#define I2C_0_IRQ_HANDLER isr_i2c0
/* I2C 0 pin configuration */
#define I2C_0_PORT PORTE
#define I2C_0_PORT_CLKEN() (SIM->SCGC5 |= (SIM_SCGC5_PORTE_MASK))
#define I2C_0_PIN_AF 5
#define I2C_0_SDA_PIN 25
#define I2C_0_SCL_PIN 24
#define I2C_0_PORT_CFG (PORT_PCR_MUX(I2C_0_PIN_AF) | PORT_PCR_ODE_MASK)
/** @} */
/**
* @name GPIO configuration
* @{
*/
#define GPIO_IRQ_PRIO CPU_DEFAULT_IRQ_PRIO
/** @} */
/**
* @name RTT and RTC configuration
* @{
*/
#define RTT_NUMOF (1U)
#define RTC_NUMOF (1U)
#define RTT_DEV RTC
#define RTT_IRQ RTC_IRQn
#define RTT_IRQ_PRIO 10
#define RTT_UNLOCK() (SIM->SCGC6 |= (SIM_SCGC6_RTC_MASK))
#define RTT_ISR isr_rtc
#define RTT_FREQUENCY (1)
#define RTT_MAX_VALUE (0xffffffff)
/** @} */
/**
* @name Random Number Generator configuration
* @{
*/
#define KINETIS_RNGA RNG
#define HWRNG_CLKEN() (SIM->SCGC6 |= (1 << 9))
#define HWRNG_CLKDIS() (SIM->SCGC6 &= ~(1 << 9))
/** @} */
#ifdef __cplusplus
}
#endif
#endif /* PERIPH_CONF_H */
/** @} */