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boards/raspberrypi-pico: Pico Display Pack (ST7789 LCD) support

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This commit is contained in:
Yuichi Nakamura 2021-03-16 00:32:54 +09:00 committed by Alan Carvalho de Assis
parent aa718dcbac
commit 5699dd86eb
6 changed files with 272 additions and 0 deletions
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4
boards/arm/rp2040/common/src/Make.defs
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@ -30,6 +30,10 @@ ifeq ($(CONFIG_LCD_SSD1306),y)
CSRCS += rp2040_ssd1306.c
endif
ifeq ($(CONFIG_LCD_ST7789),y)
CSRCS += rp2040_st7789.c
endif
ifeq ($(CONFIG_RP2040_SPISD),y)
CSRCS += rp2040_spisd.c
endif

124
boards/arm/rp2040/common/src/rp2040_st7789.c Normal file
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@ -0,0 +1,124 @@
/****************************************************************************
* boards/arm/rp2040/common/src/rp2040_st7789.c
*
* 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.
*
****************************************************************************/
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <stdio.h>
#include <stdbool.h>
#include <debug.h>
#include <errno.h>
#include <nuttx/arch.h>
#include <nuttx/board.h>
#include <nuttx/spi/spi.h>
#include <nuttx/lcd/lcd.h>
#include <nuttx/lcd/st7789.h>
#include "rp2040_spi.h"
#include "rp2040_gpio.h"
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
#define LCD_SPI_PORTNO 0
/****************************************************************************
* Private Data
****************************************************************************/
static struct spi_dev_s *g_spidev;
static struct lcd_dev_s *g_lcd = NULL;
/****************************************************************************
* Public Functions
****************************************************************************/
/****************************************************************************
* Name: board_lcd_initialize
*
* Description:
* Initialize the LCD video hardware. The initial state of the LCD is
* fully initialized, display memory cleared, and the LCD ready to use, but
* with the power setting at 0 (full off).
*
****************************************************************************/
int board_lcd_initialize(void)
{
g_spidev = rp2040_spibus_initialize(LCD_SPI_PORTNO);
if (!g_spidev)
{
lcderr("ERROR: Failed to initialize SPI port %d\n", LCD_SPI_PORTNO);
return -ENODEV;
}
/* SPI RX is not used. Same pin is used as LCD Data/Command control */
rp2040_gpio_init(CONFIG_RP2040_SPI0_GPIO);
rp2040_gpio_setdir(CONFIG_RP2040_SPI0_GPIO, true);
rp2040_gpio_put(CONFIG_RP2040_SPI0_GPIO, true);
return OK;
}
/****************************************************************************
* Name: board_lcd_getdev
*
* Description:
* Return a a reference to the LCD object for the specified LCD. This
* allows support for multiple LCD devices.
*
****************************************************************************/
FAR struct lcd_dev_s *board_lcd_getdev(int devno)
{
g_lcd = st7789_lcdinitialize(g_spidev);
if (!g_lcd)
{
lcderr("ERROR: Failed to bind SPI port 0 to LCD %d\n", devno);
}
else
{
lcdinfo("SPI port 0 bound to LCD %d\n", devno);
return g_lcd;
}
return NULL;
}
/****************************************************************************
* Name: board_lcd_uninitialize
*
* Description:
* Uninitialize the LCD support
*
****************************************************************************/
void board_lcd_uninitialize(void)
{
/* Turn the display off */
g_lcd->setpower(g_lcd, 0);
}

7
boards/arm/rp2040/raspberrypi-pico/README.txt
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@ -19,6 +19,8 @@ Currently only the following devices are suppored.
BOOTSEL mode will be created.
- BMP180 sensor at I2C0 (don't forget to define I2C0 GPIOs at "I2C0 GPIO pin assign" in Board Selection menu)
- INA219 sensor / module (don't forget to define I2C0 GPIOs at "I2C0 GPIO pin assign" in Board Selection menu)
- Pico Display Pack (ST7789 LCD)
- RGB leds and buttons are not supported yet.
Not supported:
- All other devices
@ -102,6 +104,11 @@ Defconfigs
INT ----- GP11 (Pin 15)
RESET ----- GP10 (Pin 14)
- displaypack
Pico Display Pack support
See the following page for connection:
https://shop.pimoroni.com/products/pico-display-pack
License exceptions
==================

98
boards/arm/rp2040/raspberrypi-pico/configs/displaypack/defconfig Normal file
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@ -0,0 +1,98 @@
#
# This file is autogenerated: PLEASE DO NOT EDIT IT.
#
# You can use "make menuconfig" to make any modifications to the installed .config file.
# You can then do "make savedefconfig" to generate a new defconfig file that includes your
# modifications.
#
# CONFIG_EXAMPLES_NXLINES_DEFAULT_COLORS is not set
# CONFIG_FS_PROCFS_EXCLUDE_ENVIRON is not set
# CONFIG_LIBC_LONG_LONG is not set
# CONFIG_NSH_ARGCAT is not set
# CONFIG_NSH_CMDOPT_HEXDUMP is not set
# CONFIG_NSH_DISABLE_DATE is not set
# CONFIG_NSH_DISABLE_LOSMART is not set
# CONFIG_NSH_DISABLE_PRINTF is not set
# CONFIG_NSH_DISABLE_TRUNCATE is not set
# CONFIG_NXFONTS_DISABLE_16BPP is not set
# CONFIG_NX_DISABLE_16BPP is not set
# CONFIG_NX_PACKEDMSFIRST is not set
# CONFIG_NX_WRITEONLY is not set
# CONFIG_STANDARD_SERIAL is not set
CONFIG_ARCH="arm"
CONFIG_ARCH_BOARD="raspberrypi-pico"
CONFIG_ARCH_BOARD_RASPBERRYPI_PICO=y
CONFIG_ARCH_CHIP="rp2040"
CONFIG_ARCH_CHIP_RP2040=y
CONFIG_ARCH_RAMVECTORS=y
CONFIG_ARCH_STACKDUMP=y
CONFIG_BOARDCTL_RESET=y
CONFIG_BOARD_LOOPSPERMSEC=10450
CONFIG_BUILTIN=y
CONFIG_DEBUG_ASSERTIONS=y
CONFIG_DEBUG_FEATURES=y
CONFIG_DEBUG_FULLOPT=y
CONFIG_DEBUG_SYMBOLS=y
CONFIG_DISABLE_POSIX_TIMERS=y
CONFIG_DRIVERS_VIDEO=y
CONFIG_EXAMPLES_FB=y
CONFIG_EXAMPLES_HELLO=y
CONFIG_EXAMPLES_NX=y
CONFIG_EXAMPLES_NXDEMO=y
CONFIG_EXAMPLES_NXDEMO_BPP=16
CONFIG_EXAMPLES_NXHELLO=y
CONFIG_EXAMPLES_NXHELLO_BPP=16
CONFIG_EXAMPLES_NXLINES=y
CONFIG_EXAMPLES_NXLINES_BGCOLOR=0x0320
CONFIG_EXAMPLES_NXLINES_BORDERCOLOR=0xffe0
CONFIG_EXAMPLES_NXLINES_BORDERWIDTH=4
CONFIG_EXAMPLES_NXLINES_BPP=16
CONFIG_EXAMPLES_NXLINES_CIRCLECOLOR=0xf7bb
CONFIG_EXAMPLES_NXLINES_LINECOLOR=0xffe0
CONFIG_EXAMPLES_NX_BPP=16
CONFIG_FS_PROCFS=y
CONFIG_FS_PROCFS_REGISTER=y
CONFIG_I2C=y
CONFIG_LCD=y
CONFIG_LCD_DEV=y
CONFIG_LCD_FRAMEBUFFER=y
CONFIG_LCD_MAXCONTRAST=255
CONFIG_LCD_NOGETRUN=y
CONFIG_LCD_ST7789=y
CONFIG_LCD_ST7789_FREQUENCY=64000000
CONFIG_LCD_ST7789_XOFFSET=53
CONFIG_LCD_ST7789_XRES=135
CONFIG_LCD_ST7789_YOFFSET=40
CONFIG_LCD_ST7789_YRES=240
CONFIG_MAX_TASKS=8
CONFIG_MQ_MAXMSGSIZE=64
CONFIG_NFILE_DESCRIPTORS=6
CONFIG_NSH_ARCHINIT=y
CONFIG_NSH_BUILTIN_APPS=y
CONFIG_NSH_READLINE=y
CONFIG_NX=y
CONFIG_NXFONTS_PACKEDMSFIRST=y
CONFIG_NXFONT_SANS40X49B=y
CONFIG_NX_BLOCKING=y
CONFIG_RAM_SIZE=270336
CONFIG_RAM_START=0x20000000
CONFIG_READLINE_CMD_HISTORY=y
CONFIG_RP2040_SPI0=y
CONFIG_RP2040_SPI0_GPIO=16
CONFIG_RP2040_SPI=y
CONFIG_RR_INTERVAL=200
CONFIG_SCHED_WAITPID=y
CONFIG_SDCLONE_DISABLE=y
CONFIG_SPI_CMDDATA=y
CONFIG_START_DAY=9
CONFIG_START_MONTH=2
CONFIG_START_YEAR=2021
CONFIG_SYSLOG_CONSOLE=y
CONFIG_SYSTEM_I2CTOOL=y
CONFIG_SYSTEM_NSH=y
CONFIG_SYSTEM_SPITOOL=y
CONFIG_TESTING_GETPRIME=y
CONFIG_TESTING_OSTEST=y
CONFIG_UART0_SERIAL_CONSOLE=y
CONFIG_USER_ENTRYPOINT="nsh_main"
CONFIG_VIDEO_FB=y

12
boards/arm/rp2040/raspberrypi-pico/src/rp2040_bringup.c
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@ -33,6 +33,10 @@
#include "rp2040_pico.h"
#ifdef CONFIG_VIDEO_FB
# include <nuttx/video/fb.h>
#endif
/****************************************************************************
* Public Functions
****************************************************************************/
@ -122,5 +126,13 @@ int rp2040_bringup(void)
}
#endif
#ifdef CONFIG_VIDEO_FB
ret = fb_register(0, 0);
if (ret < 0)
{
_err("ERROR: Failed to initialize Frame Buffer Driver.\n");
}
#endif
return ret;
}

27
boards/arm/rp2040/raspberrypi-pico/src/rp2040_spi.c
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@ -86,6 +86,26 @@ uint8_t rp2040_spi0status(FAR struct spi_dev_s *dev, uint32_t devid)
# endif
return ret;
}
#ifdef CONFIG_SPI_CMDDATA
int rp2040_spi0cmddata(FAR struct spi_dev_s *dev, uint32_t devid, bool cmd)
{
#ifdef CONFIG_LCD_ST7789
if (devid == SPIDEV_DISPLAY(0))
{
/* This is the Data/Command control pad which determines whether the
* data bits are data or a command.
*/
rp2040_gpio_put(CONFIG_RP2040_SPI0_GPIO, !cmd);
return OK;
}
#endif
return -ENODEV;
}
#endif
#endif
#ifdef CONFIG_RP2040_SPI1
@ -107,4 +127,11 @@ uint8_t rp2040_spi1status(FAR struct spi_dev_s *dev, uint32_t devid)
# endif
return ret;
}
#ifdef CONFIG_SPI_CMDDATA
int rp2040_spi1cmddata(FAR struct spi_dev_s *dev, uint32_t devid, bool cmd)
{
return -ENODEV;
}
#endif
#endif