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Merged
merged 2 commits into from
Jun 12, 2024
Merged

boards: nxp: mimxrt1040: add display support #72178

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4b61152
boards: nxp: mimxrt1040_evk: add display support
danieldegrasse Apr 30, 2024
ccef5bf
samples: add rt1040 to display samples with shield
danieldegrasse Apr 30, 2024
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5 changes: 5 additions & 0 deletions boards/nxp/mimxrt1040_evk/CMakeLists.txt
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Expand Up @@ -4,6 +4,11 @@
# SPDX-License-Identifier: Apache-2.0
#

if (CONFIG_DISPLAY)
message(WARNING "
CONFIG_DISPLAY: Running this firmware on a board without a display may damage the board
")
endif()

if(CONFIG_NXP_IMXRT_BOOT_HEADER)
zephyr_library()
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4 changes: 4 additions & 0 deletions boards/nxp/mimxrt1040_evk/doc/index.rst
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Expand Up @@ -118,6 +118,10 @@ already supported, which can also be re-used on this mimxrt1040_evk board:
+-----------+------------+-------------------------------------+
| I2C | on-chip | i2c |
+-----------+------------+-------------------------------------+
| DISPLAY | on-chip | eLCDIF. Tested with |
| | | :ref:`rk043fn02h_ct`, and |
| | | :ref:`rk043fn66hs_ctg` shields |
+-----------+------------+-------------------------------------+

The default configuration can be found in
:zephyr_file:`boards/nxp/mimxrt1040_evk/mimxrt1040_evk_defconfig`
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30 changes: 30 additions & 0 deletions boards/nxp/mimxrt1040_evk/mimxrt1040_evk-pinctrl.dtsi
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Expand Up @@ -94,5 +94,35 @@
};
};

pinmux_lcdif: pinmux_lcdif {
group0 {
pinmux = <&iomuxc_gpio_b0_00_lcdif_clk>,
<&iomuxc_gpio_b0_01_lcdif_enable>,
<&iomuxc_gpio_b0_02_lcdif_hsync>,
<&iomuxc_gpio_b0_03_lcdif_vsync>,
<&iomuxc_gpio_b0_04_lcdif_data00>,
<&iomuxc_gpio_b0_05_lcdif_data01>,
<&iomuxc_gpio_b0_06_lcdif_data02>,
<&iomuxc_gpio_b0_07_lcdif_data03>,
<&iomuxc_gpio_b0_08_lcdif_data04>,
<&iomuxc_gpio_b0_09_lcdif_data05>,
<&iomuxc_gpio_b0_10_lcdif_data06>,
<&iomuxc_gpio_b0_11_lcdif_data07>,
<&iomuxc_gpio_b0_12_lcdif_data08>,
<&iomuxc_gpio_b0_13_lcdif_data09>,
<&iomuxc_gpio_b0_14_lcdif_data10>,
<&iomuxc_gpio_b0_15_lcdif_data11>,
<&iomuxc_gpio_b1_00_lcdif_data12>,
<&iomuxc_gpio_b1_01_lcdif_data13>,
<&iomuxc_gpio_b1_02_lcdif_data14>,
<&iomuxc_gpio_b1_03_lcdif_data15>;
drive-strength = "r0-6";
input-schmitt-enable;
bias-pull-up;
bias-pull-up-value = "100k";
slew-rate = "slow";
nxp,speed = "100-mhz";
};
};
};

34 changes: 34 additions & 0 deletions boards/nxp/mimxrt1040_evk/mimxrt1040_evk.dts
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Expand Up @@ -37,6 +37,33 @@
reg = <0x80000000 DT_SIZE_M(32)>;
};

/*
* This node describes the GPIO pins of the parallel FPC interface,
* This interface is standard to several NXP EVKs, and is used with
* several parallel LCD displays (available as zephyr shields)
*/
nxp_parallel_lcd_connector: parallel-connector {
compatible = "nxp,parallel-lcd-connector";
#gpio-cells = <2>;
gpio-map-mask = <0xffffffff 0xffffffc0>;
gpio-map-pass-thru = <0 0x3f>;
gpio-map = <0 0 &gpio2 31 0>; /* Pin 1, BL+ */
};

/*
* This node describes the GPIO pins of the I2C display FPC interface,
* This interface is standard to several NXP EVKs, and is used with
* several parallel LCD displays (available as zephyr shields)
*/
nxp_i2c_touch_fpc: i2c-touch-connector {
compatible = "nxp,i2c-tsc-fpc";
#gpio-cells = <2>;
gpio-map-mask = <0xffffffff 0xffffffc0>;
gpio-map-pass-thru = <0 0x3f>;
gpio-map = <1 0 &gpio1 19 0>, /* Pin 2, LCD touch RST */
<2 0 &gpio1 11 0>; /* Pin 3, LCD touch INT */
};

leds {
compatible = "gpio-leds";
green_led: led_0 {
Expand Down Expand Up @@ -163,6 +190,13 @@
pinctrl-names = "default";
};

nxp_touch_i2c: &lpi2c1 {};

zephyr_lcdif: &lcdif {
pinctrl-0 = <&pinmux_lcdif>;
pinctrl-names = "default";
};

/* Leave LPI2C3 disabled by default, since it conflicts with LPSPI1 pins */
&lpi2c3 {
pinctrl-0 = <&pinmux_lpi2c3>;
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2 changes: 2 additions & 0 deletions samples/drivers/display/sample.yaml
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Expand Up @@ -173,6 +173,7 @@ tests:
platform_allow:
- mimxrt1060_evk
- mimxrt1050_evk
- mimxrt1040_evk
tags: display
harness: console
extra_args: SHIELD=rk043fn66hs_ctg
Expand All @@ -182,6 +183,7 @@ tests:
platform_allow:
- mimxrt1060_evk
- mimxrt1050_evk
- mimxrt1040_evk
tags: display
harness: console
extra_args: SHIELD=rk043fn02h_ct
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2 changes: 2 additions & 0 deletions samples/subsys/display/lvgl/sample.yaml
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Expand Up @@ -74,6 +74,7 @@ tests:
platform_allow:
- mimxrt1060_evk
- mimxrt1050_evk
- mimxrt1040_evk
tags: display
harness: console
extra_args: SHIELD=rk043fn66hs_ctg
Expand All @@ -83,6 +84,7 @@ tests:
platform_allow:
- mimxrt1060_evk
- mimxrt1050_evk
- mimxrt1040_evk
tags: display
harness: console
extra_args: SHIELD=rk043fn02h_ct
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