d784adbc1b
Added initial support for the M5Stack Cardputer shield for M5 Stamp S3. The following features are supported: - uSD - st7789 LCD - Analog input from VBAT - I2C on the grove connector Signed-off-by: Sahaj Sarup <sahaj.sarup@linaro.org>
144 lines
2.4 KiB
Plaintext
144 lines
2.4 KiB
Plaintext
/*
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* Copyright (c) 2025 Linaro Limited
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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/ {
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zephyr,user {
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io-channels = <&adc0 9>;
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};
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aliases {
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/delete-property/ led-strip;
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};
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chosen {
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zephyr,display = &st7789v;
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};
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mipi_dbi {
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compatible = "zephyr,mipi-dbi-spi";
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spi-dev = <&spi2>;
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dc-gpios = <&gpio1 2 GPIO_ACTIVE_HIGH>;
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reset-gpios = <&gpio1 1 GPIO_ACTIVE_LOW>;
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write-only;
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#address-cells = <1>;
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#size-cells = <0>;
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st7789v: st7789v@0 {
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compatible = "sitronix,st7789v";
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reg = <0>;
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mipi-max-frequency = <20000000>;
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width = <135>;
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height = <240>;
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x-offset = <53>;
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y-offset = <40>;
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vcom = <0x28>;
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gctrl = <0x35>;
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vrhs = <0x10>;
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vdvs = <0x20>;
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mdac = <0x00>;
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gamma = <0x01>;
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colmod = <0x55>;
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lcm = <0x2c>;
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porch-param = [0c 0c 00 33 33];
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cmd2en-param = [5a 69 02 00];
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pwctrl1-param = [a4 a1];
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pvgam-param = [d0 00 02 07 0a 28 32 44 42 06 0e 12 14 17];
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nvgam-param = [d0 00 02 07 0a 28 31 54 47 0e 1c 17 1b 1e];
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ram-param = [00 F0];
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rgb-param = [40 02 14];
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mipi-mode = "MIPI_DBI_MODE_SPI_4WIRE";
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};
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};
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};
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/delete-node/ &status_rgb_led;
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&pinctrl {
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spim2_default: spim2_default {
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group1 {
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pinmux = <SPIM2_SCLK_GPIO36>,
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<SPIM2_CSEL_GPIO37>;
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};
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group2 {
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pinmux = <SPIM2_MOSI_GPIO35>;
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output-low;
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};
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};
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spim3_default: spim3_default {
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group1 {
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pinmux = <SPIM3_SCLK_GPIO40>,
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<SPIM3_MISO_GPIO39>;
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};
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group2 {
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pinmux = <SPIM3_MOSI_GPIO14>;
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output-low;
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};
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};
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i2c1_default: i2c1_default {
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group1 {
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pinmux = <I2C1_SDA_GPIO1>,
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<I2C1_SCL_GPIO2>;
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bias-pull-up;
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drive-open-drain;
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output-high;
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};
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};
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};
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&adc0 {
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status = "okay";
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#address-cells = <1>;
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#size-cells = <0>;
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channel@9 {
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reg = <9>;
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zephyr,gain = "ADC_GAIN_1_4";
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zephyr,reference = "ADC_REF_INTERNAL";
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zephyr,acquisition-time = <ADC_ACQ_TIME_DEFAULT>;
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zephyr,resolution = <12>;
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};
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};
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&spi3 {
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status = "okay";
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#address-cells = <1>;
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#size-cells = <0>;
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status = "okay";
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pinctrl-0 = <&spim3_default>;
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pinctrl-names = "default";
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clock-frequency = <25000000>;
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cs-gpios = <&gpio0 12 GPIO_ACTIVE_LOW>; /* TF-CARD */
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sd0: sd@0 {
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compatible = "zephyr,sdhc-spi-slot";
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reg = <0>;
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status = "okay";
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spi-max-frequency = <25000000>;
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mmc {
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compatible = "zephyr,sdmmc-disk";
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disk-name = "SD";
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status = "okay";
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};
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};
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};
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&gpio1 {
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status = "okay";
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lcd-backlight {
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gpio-hog;
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gpios = <6 GPIO_ACTIVE_HIGH>;
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output-high;
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};
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};
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