samd/boards/SAMD21_XPLAINED_PRO: Update for flash and pins.
- mpconfigboard.h: flash and USART config - mpconfigboard.mk: enable LFS1 - pins.c: define pins and LEDs - pins.h: define structs and consts
This commit is contained in:
Peter van der Burg
Damien George
parent
fb79e58636
commit
771d673e5c
@ -1,2 +1,28 @@
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#define MICROPY_HW_BOARD_NAME "SAMD21-XPLAINED-PRO"
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#define MICROPY_HW_BOARD_NAME "SAMD21-XPLAINED-PRO"
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#define MICROPY_HW_MCU_NAME "SAMD21J18A"
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#define MICROPY_HW_MCU_NAME "SAMD21J18A"
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// MicroPython configs
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// samd_flash.c flash parameters
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// Build a 64k Flash storage at top. 256k-64k=196k
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// 256*1024=262144 minus 64*1024=65536 = 196608 = 0x30000
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#define MICROPY_HW_FLASH_STORAGE_BASE (0x30000)
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#define MICROPY_HW_FLASH_STORAGE_BYTES (0xFFFF)
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#define VFS_BLOCK_SIZE_BYTES (1536) // 24x 64B flash pages;
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// ASF4 MCU package specific Pin definitions
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#include "samd21j18a.h"
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// Please consult the SAM_D21 Datasheet, I/O Multiplexing and Considerations.
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// USART pin assignments: (This board has 3 USARTS brought out to the pins. See https://docs.zephyrproject.org/1.14.1/boards/arm/atsamd21_xpro/doc/index.html#serial-port )
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// Tx=PA10=SERCOM0/PAD[2], Rx=PA11=SERCOM0/PAD[3]
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#define CPU_FREQ (48000000) // For selecting Baud from clock.
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#define MP_PIN_GRP 1 // A=0, B=1
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#define MP_TX_PIN 10 // 'n'
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#define MP_RX_PIN 11
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#define MP_PERIPHERAL_MUX 5 // 'n'th group of 2 pins
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#define USARTx SERCOM0 // SERCOM0: tx/rx
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#define MP_PORT_FUNC 0x22 // Sets PMUXE & PMUXO to the Alternative Function.(A-H=0-7)
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#define MP_RXPO_PAD 3 // RXPO- Receive Data Pinout
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#define MP_TXPO_PAD 2 // TXPO- Tranmit Data Pinout
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#define MP_SERCOMx SERCOM0_ // APBCMASK
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#define MP_SERCOM_GCLK_ID_x_CORE GCLK_CLKCTRL_ID_SERCOM0_CORE // Generic Clock Control
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@ -2,3 +2,7 @@ MCU_SERIES = SAMD21
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CMSIS_MCU = SAMD21J18A
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CMSIS_MCU = SAMD21J18A
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LD_FILES = boards/samd21x18a.ld sections.ld
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LD_FILES = boards/samd21x18a.ld sections.ld
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TEXT0 = 0x2000
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TEXT0 = 0x2000
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# The ?='s allow overriding in mpconfigboard.mk.
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# MicroPython settings
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MICROPY_VFS_LFS1 ?= 1
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91
ports/samd/boards/SAMD21_XPLAINED_PRO/pins.c
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91
ports/samd/boards/SAMD21_XPLAINED_PRO/pins.c
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/*
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* This file is part of the MicroPython project, http://micropython.org/
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*
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* The MIT License (MIT)
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*
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* Copyright (c) 2021 Peter van der Burg
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*
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* Used by machine_pin.c. Holds Board/MCU specific Pin allocations.
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*/
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#include "modmachine.h"
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#include "pins.h"
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// Ensure Declaration in 'pins.h' reflects # of Pins defined here.
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const machine_pin_obj_t machine_pin_obj[] = {
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// EXT1
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{{&machine_pin_type}, PIN_PB00}, // PIN3_ADC(+)
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{{&machine_pin_type}, PIN_PB01}, // PIN4_ADC(-)
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{{&machine_pin_type}, PIN_PB06}, // PIN5_GPIO
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{{&machine_pin_type}, PIN_PB07}, // PIN6_GPIO
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{{&machine_pin_type}, PIN_PB02}, // PIN7_PWM(+)
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{{&machine_pin_type}, PIN_PB03}, // PIN8_PWM(-)
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{{&machine_pin_type}, PIN_PB04}, // PIN9_IRQ/GPIO
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{{&machine_pin_type}, PIN_PB05}, // PIN10_SPI_SS_B/GPIO
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{{&machine_pin_type}, PIN_PA08}, // PIN11_TWI_SDA
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{{&machine_pin_type}, PIN_PA09}, // PIN12_TWI_SCL
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{{&machine_pin_type}, PIN_PB09}, // PIN13_UART_RX
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{{&machine_pin_type}, PIN_PB08}, // PIN14_UART_TX
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{{&machine_pin_type}, PIN_PA05}, // PIN15_SPI_SS_A
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{{&machine_pin_type}, PIN_PA06}, // PIN16_SPI_MOSI
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{{&machine_pin_type}, PIN_PA04}, // PIN17_SPI_MISO
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{{&machine_pin_type}, PIN_PA07}, // PIN18_SPI_SCK
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// EXT2
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{{&machine_pin_type}, PIN_PA10}, // PIN3_ADC(+)
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{{&machine_pin_type}, PIN_PA11}, // PIN4_ADC(-)
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{{&machine_pin_type}, PIN_PA20}, // PIN5_GPIO
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{{&machine_pin_type}, PIN_PA21}, // PIN6_GPIO
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{{&machine_pin_type}, PIN_PB12}, // PIN7_PWM(+)
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{{&machine_pin_type}, PIN_PB13}, // PIN8_PWM(-)
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{{&machine_pin_type}, PIN_PB14}, // PIN9_IRQ/GPIO
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{{&machine_pin_type}, PIN_PB15}, // PIN10_SPI_SS_B/GPIO
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{{NULL}, -1}, // PIN_PA08/ PIN11_TWI_SDA already defined
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{{NULL}, -1}, // PIN_PA09/ PIN12_TWI_SCL already defined
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{{&machine_pin_type}, PIN_PB11}, // PIN13_UART_RX
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{{&machine_pin_type}, PIN_PB10}, // PIN14_UART_TX
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{{&machine_pin_type}, PIN_PA17}, // PIN15_SPI_SS_A
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{{&machine_pin_type}, PIN_PA18}, // PIN16_SPI_MOSI
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{{&machine_pin_type}, PIN_PA16}, // PIN17_SPI_MISO
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{{&machine_pin_type}, PIN_PA19}, // PIN18_SPI_SCK
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// EXT3
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{{&machine_pin_type}, PIN_PA02}, // PIN3_ADC(+)
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{{&machine_pin_type}, PIN_PA03}, // PIN4_ADC(-)
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{{NULL}, -1}, // PIN_PB30/ PIN5_GPIO already defined
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{{&machine_pin_type}, PIN_PA15}, // PIN6_GPIO; USER_BUTTON
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{{&machine_pin_type}, PIN_PA12}, // PIN7_PWM(+)
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{{&machine_pin_type}, PIN_PA13}, // PIN8_PWM(-)
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{{&machine_pin_type}, PIN_PA28}, // PIN9_IRQ/GPIO
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{{&machine_pin_type}, PIN_PA27}, // PIN10_SPI_SS_B/GPIO
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{{NULL}, -1}, // PIN_PA08/ PIN11_TWI_SDA already defined
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{{NULL}, -1}, // PIN_PA09/ PIN12_TWI_SCL already defined
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{{NULL}, -1}, // PIN_PB11/ PIN13_UART_RX already defined
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{{NULL}, -1}, // PIN_PB10/ PIN14_UART_TX already defined
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{{&machine_pin_type}, PIN_PB17}, // PIN15_SPI_SS_A
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{{&machine_pin_type}, PIN_PB22}, // PIN16_SPI_MOSI
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{{&machine_pin_type}, PIN_PB16}, // PIN17_SPI_MISO
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{{&machine_pin_type}, PIN_PB23}, // PIN18_SPI_SCK
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};
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const machine_led_obj_t machine_led_obj[] = {
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{{&machine_led_type}, PIN_PB30}, // USER_LED
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};
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42
ports/samd/boards/SAMD21_XPLAINED_PRO/pins.h
Normal file
42
ports/samd/boards/SAMD21_XPLAINED_PRO/pins.h
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@ -0,0 +1,42 @@
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/*
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* This file is part of the MicroPython project, http://micropython.org/
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*
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* The MIT License (MIT)
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*
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* Copyright (c) 2021 Peter van der Burg
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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||||||
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* copies of the Software, and to permit persons to whom the Software is
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||||||
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*
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* Used by machine_pin.c & board specific pins.c. Holds Board/MCU specific Pin
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* allocations.
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*/
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typedef struct _machine_pin_obj_t {
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mp_obj_base_t base;
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uint32_t id;
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} machine_pin_obj_t;
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typedef struct _machine_led_obj_t {
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mp_obj_base_t base;
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uint32_t id;
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} machine_led_obj_t;
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// MUST explicitly hold array # of rows, else machine_pin.c wont compile.
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extern const machine_pin_obj_t machine_pin_obj[48];
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extern const machine_led_obj_t machine_led_obj[1];
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