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boards: nxp: rd_rw612_bga: add support for LCDIC

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Enable support for LCDIC on rd_rw612_bga. This support also enables
acceleration features such as DMA for LVGL, to improve performance

Signed-off-by: Daniel DeGrasse <daniel.degrasse@nxp.com>
This commit is contained in:
Daniel DeGrasse 2024-03-13 17:41:28 -05:00 • committed by Johan Hedberg
commit b530202871
4 changed files with 53 additions and 0 deletions
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33
boards/nxp/rd_rw612_bga/Kconfig.defconfig Normal file
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@ -0,0 +1,33 @@
# RD_RW612_BGA board
# Copyright 2022-2024 NXP
# SPDX-License-Identifier: Apache-2.0
if BOARD_RD_RW612_BGA
if LVGL
# Enable DMA for LCDIC
config MIPI_DBI_NXP_LCDIC_DMA
default y if MIPI_DBI
# Increase descriptor count. LVGL will allocate a 30KB buffer,
# and the SPI driver sets up RX and TX side. Since LPC DMA has
# 1KB limit per descriptor, we need 60
config DMA_MCUX_LPC_NUMBER_OF_DESCRIPTORS
default 60
# Allocate buffer that is 10% of screen size
config LV_Z_VDB_SIZE
default 10
# Enable double buffering and offloaded render thread to improve performance
config LV_Z_DOUBLE_VDB
default y
config LV_Z_FLUSH_THREAD
default y
endif # LVGL
endif # BOARD_RD_RW612_BGA

2
boards/nxp/rd_rw612_bga/doc/index.rst
View file

@ -51,6 +51,8 @@ Supported Features
+-----------+------------+-----------------------------------+
| DMIC | on-chip | dmic |
+-----------+------------+-----------------------------------+
| LCDIC | on-chip | mipi-dbi |
+-----------+------------+-----------------------------------+
| WWDT | on-chip | watchdog |
+-----------+------------+-----------------------------------+
| CTIMER | on-chip | counter |

12
boards/nxp/rd_rw612_bga/rd_rw612_bga-pinctrl.dtsi
View file

@ -42,6 +42,18 @@
};
};
pinmux_lcdic: pinmux_lcdic {
group0 {
pinmux = <IO_MUX_LCD_SPI_IO44>,
<IO_MUX_LCD_SPI_IO45>,
<IO_MUX_LCD_SPI_IO46>,
<IO_MUX_LCD_SPI_IO47>,
<IO_MUX_LCD_SPI_IO48>,
<IO_MUX_LCD_SPI_IO49>;
slew-rate = "ultra";
};
};
pinmux_flexspi: pinmux_flexspi {
group0 {
pinmux = <IO_MUX_QUAD_SPI_FLASH_IO28

6
boards/nxp/rd_rw612_bga/rd_rw612_bga.dtsi
View file

@ -203,6 +203,12 @@ arduino_i2c: &flexcomm2 {
status = "okay";
};
&lcdic {
status = "okay";
pinctrl-0 = <&pinmux_lcdic>;
pinctrl-names = "default";
};
&mrt0_channel0 {
status = "okay";
};