blob: 93054659df2f0b208c50d073f46f8d4e5785c100 [file] [log] [blame]
/*
* Copyright (c) 2018 Yurii Hamann
*
* SPDX-License-Identifier: Apache-2.0
*/
/dts-v1/;
#include <st/f7/stm32f746Xg.dtsi>
#include <st/f7/stm32f746nghx-pinctrl.dtsi>
#include "arduino_r3_connector.dtsi"
/ {
model = "STMicroelectronics STM32F746G DISCOVERY board";
compatible = "st,stm32f746g-disco";
chosen {
zephyr,console = &usart1;
zephyr,shell-uart = &usart1;
zephyr,sram = &sram0;
zephyr,flash = &flash0;
zephyr,dtcm = &dtcm;
zephyr,flash-controller = &n25q128a1;
zephyr,display = &ltdc;
zephyr,keyboard-scan = &kscan_input;
};
leds {
compatible = "gpio-leds";
green_led_1: led_1 {
gpios = <&gpioi 1 GPIO_ACTIVE_HIGH>;
label = "User LD1";
};
};
gpio_keys {
compatible = "gpio-keys";
user_button: button {
label = "User";
gpios = <&gpioi 11 GPIO_ACTIVE_HIGH>;
};
};
sdram1: sdram@c0000000 {
compatible = "zephyr,memory-region", "mmio-sram";
device_type = "memory";
reg = <0xc0000000 DT_SIZE_M(16)>;
zephyr,memory-region = "SDRAM1";
zephyr,memory-region-mpu = "RAM";
};
aliases {
led0 = &green_led_1;
sw0 = &user_button;
kscan0 = &kscan_input;
spi-flash0 = &n25q128a1;
};
};
&clk_lsi {
status = "okay";
};
&clk_hse {
clock-frequency = <DT_FREQ_M(25)>;
status = "okay";
};
&pll {
div-m = <25>;
mul-n = <432>;
div-p = <2>;
div-q = <9>;
clocks = <&clk_hse>;
status = "okay";
};
&rcc {
clocks = <&pll>;
clock-frequency = <DT_FREQ_M(216)>;
ahb-prescaler = <1>;
apb1-prescaler = <4>;
apb2-prescaler = <2>;
};
&i2c1 {
pinctrl-0 = <&i2c1_scl_pb8 &i2c1_sda_pb9>;
pinctrl-names = "default";
status = "okay";
clock-frequency = <I2C_BITRATE_FAST>;
};
&i2c3 {
pinctrl-0 = <&i2c3_scl_ph7 &i2c3_sda_ph8>;
pinctrl-names = "default";
status = "okay";
clock-frequency = <I2C_BITRATE_FAST>;
ft5336@38 {
compatible = "focaltech,ft5336";
reg = <0x38>;
int-gpios = <&gpioi 13 0>;
kscan_input: kscan-input {
compatible = "zephyr,kscan-input";
};
};
};
&spi2 {
pinctrl-0 = <&spi2_sck_pi1 &spi2_miso_pb14 &spi2_mosi_pb15>;
pinctrl-names = "default";
cs-gpios = <&gpioa 8 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>;
status = "okay";
};
&usart1 {
pinctrl-0 = <&usart1_tx_pa9 &usart1_rx_pb7>;
pinctrl-names = "default";
current-speed = <115200>;
status = "okay";
};
&usart6 {
pinctrl-0 = <&usart6_tx_pc6 &usart6_rx_pc7>;
pinctrl-names = "default";
current-speed = <115200>;
status = "okay";
};
zephyr_udc0: &usbotg_fs {
pinctrl-0 = <&usb_otg_fs_dm_pa11 &usb_otg_fs_dp_pa12>;
pinctrl-names = "default";
status = "okay";
};
&timers3 {
st,prescaler = <10000>;
status = "okay";
pwm3: pwm {
status = "okay";
pinctrl-0 = <&tim3_ch1_pb4>;
pinctrl-names = "default";
};
};
&rtc {
clocks = <&rcc STM32_CLOCK_BUS_APB1 0x10000000>,
<&rcc STM32_SRC_LSI RTC_SEL(2)>;
status = "okay";
backup_regs {
status = "okay";
};
};
&sdmmc1 {
status = "okay";
pinctrl-0 = <&sdmmc1_d0_pc8 &sdmmc1_d1_pc9
&sdmmc1_d2_pc10 &sdmmc1_d3_pc11
&sdmmc1_ck_pc12 &sdmmc1_cmd_pd2>;
pinctrl-names = "default";
cd-gpios = <&gpioc 13 GPIO_ACTIVE_LOW>;
};
&mac {
status = "okay";
pinctrl-0 = <&eth_mdc_pc1
&eth_rxd0_pc4
&eth_rxd1_pc5
&eth_ref_clk_pa1
&eth_mdio_pa2
&eth_crs_dv_pa7
&eth_tx_en_pg11
&eth_txd0_pg13
&eth_txd1_pg14>;
pinctrl-names = "default";
};
&quadspi {
pinctrl-0 = <&quadspi_clk_pb2 &quadspi_bk1_ncs_pb6
&quadspi_bk1_io0_pd11 &quadspi_bk1_io1_pd12
&quadspi_bk1_io2_pe2 &quadspi_bk1_io3_pd13>;
pinctrl-names = "default";
status = "okay";
n25q128a1: qspi-nor-flash@0 {
compatible = "st,stm32-qspi-nor";
reg = <0>;
qspi-max-frequency = <72000000>;
size = <DT_SIZE_M(16*8)>;
status = "okay";
partitions {
compatible = "fixed-partitions";
#address-cells = <1>;
#size-cells = <1>;
slot1_partition: partition@0 {
label = "image-1";
reg = <0x00000000 DT_SIZE_K(640)>;
};
storage_partition: partition@a0000 {
label = "storage";
reg = <0x000a0000 DT_SIZE_M(15)>;
};
};
};
};
&fmc {
pinctrl-0 = <&fmc_nbl0_pe0 &fmc_nbl1_pe1
&fmc_sdclk_pg8 &fmc_sdnwe_ph5 &fmc_sdcke0_pc3
&fmc_sdne0_ph3 &fmc_sdnras_pf11 &fmc_sdncas_pg15
&fmc_a0_pf0 &fmc_a1_pf1 &fmc_a2_pf2 &fmc_a3_pf3 &fmc_a4_pf4
&fmc_a5_pf5 &fmc_a6_pf12 &fmc_a7_pf13 &fmc_a8_pf14
&fmc_a9_pf15 &fmc_a10_pg0 &fmc_a11_pg1
&fmc_a14_pg4 &fmc_a15_pg5 &fmc_d0_pd14 &fmc_d1_pd15
&fmc_d2_pd0 &fmc_d3_pd1 &fmc_d4_pe7 &fmc_d5_pe8 &fmc_d6_pe9
&fmc_d7_pe10 &fmc_d8_pe11 &fmc_d9_pe12 &fmc_d10_pe13
&fmc_d11_pe14 &fmc_d12_pe15 &fmc_d13_pd8 &fmc_d14_pd9
&fmc_d15_pd10>;
pinctrl-names = "default";
status = "okay";
sdram {
status = "okay";
power-up-delay = <100>;
num-auto-refresh = <8>;
mode-register = <0x220>;
/*
* Auto refresh command shall be issued every 15.625 us
* and is calculated as ((15.625 * SDRAM_CLK_MHZ) - 20)
* Note: SDRAM_CLK_MHZ = HCLK_MHZ / 2 (108 MHz)
*/
refresh-rate = <1667>;
bank@0 {
reg = <0>;
st,sdram-control = <STM32_FMC_SDRAM_NC_8
STM32_FMC_SDRAM_NR_12
STM32_FMC_SDRAM_MWID_16
STM32_FMC_SDRAM_NB_4
STM32_FMC_SDRAM_CAS_2
STM32_FMC_SDRAM_SDCLK_PERIOD_2
STM32_FMC_SDRAM_RBURST_ENABLE
STM32_FMC_SDRAM_RPIPE_0>;
st,sdram-timing = <2 6 4 6 2 2 2>;
};
};
};
&ltdc {
pinctrl-0 = <&ltdc_r0_pi15 &ltdc_r1_pj0 &ltdc_r2_pj1 &ltdc_r3_pj2
&ltdc_r4_pj3 &ltdc_r5_pj4 &ltdc_r6_pj5 &ltdc_r7_pj6
&ltdc_g0_pj7 &ltdc_g1_pj8 &ltdc_g2_pj9 &ltdc_g3_pj10
&ltdc_g4_pj11 &ltdc_g5_pk0 &ltdc_g6_pk1 &ltdc_g7_pk2
&ltdc_b0_pe4 &ltdc_b1_pj13 &ltdc_b2_pj14 &ltdc_b3_pj15
&ltdc_b4_pg12 &ltdc_b5_pk4 &ltdc_b6_pk5 &ltdc_b7_pk6
&ltdc_de_pk7 &ltdc_clk_pi14 &ltdc_hsync_pi10 &ltdc_vsync_pi9>;
pinctrl-names = "default";
disp-on-gpios = <&gpioi 12 GPIO_ACTIVE_HIGH>;
bl-ctrl-gpios = <&gpiok 3 GPIO_ACTIVE_HIGH>;
ext-sdram = <&sdram1>;
status = "okay";
width = <480>;
height = <272>;
pixel-format = <PANEL_PIXEL_FORMAT_RGB_565>;
display-timings {
compatible = "zephyr,panel-timing";
de-active = <0>;
pixelclk-active = <0>;
hsync-active = <0>;
vsync-active = <0>;
hsync-len = <1>;
vsync-len = <10>;
hback-porch = <43>;
vback-porch = <12>;
hfront-porch = <8>;
vfront-porch = <4>;
};
def-back-color-red = <0xFF>;
def-back-color-green = <0xFF>;
def-back-color-blue = <0xFF>;
};