| /* |
| * Copyright (c) 2017 Linaro Limited |
| * |
| * SPDX-License-Identifier: Apache-2.0 |
| */ |
| |
| /dts-v1/; |
| #include <st/f4/stm32f429Xi.dtsi> |
| #include <st/f4/stm32f429zitx-pinctrl.dtsi> |
| |
| / { |
| model = "STMicroelectronics STM32F429I_DISC1 board"; |
| compatible = "st,stm32f4discovery"; |
| |
| chosen { |
| zephyr,console = &usart1; |
| zephyr,shell-uart = &usart1; |
| zephyr,sram = &sram0; |
| zephyr,flash = &flash0; |
| zephyr,ccm = &ccm0; |
| }; |
| |
| sdram2: sdram@d0000000 { |
| device_type = "memory"; |
| reg = <0xd0000000 DT_SIZE_M(8)>; |
| }; |
| |
| leds { |
| compatible = "gpio-leds"; |
| orange_led_3: led_3 { |
| gpios = <&gpiog 13 GPIO_ACTIVE_HIGH>; |
| label = "User LD3"; |
| }; |
| green_led_4: led_4 { |
| gpios = <&gpiog 14 GPIO_ACTIVE_HIGH>; |
| label = "User LD4"; |
| }; |
| }; |
| |
| gpio_keys { |
| compatible = "gpio-keys"; |
| user_button: button { |
| label = "User"; |
| gpios = <&gpioa 0 GPIO_ACTIVE_LOW>; |
| }; |
| }; |
| |
| aliases { |
| led0 = &green_led_4; |
| sw0 = &user_button; |
| }; |
| }; |
| |
| &clk_hse { |
| clock-frequency = <DT_FREQ_M(8)>; |
| status = "okay"; |
| }; |
| |
| &pll { |
| div-m = <8>; |
| mul-n = <336>; |
| div-p = <2>; |
| div-q = <7>; |
| clocks = <&clk_hse>; |
| status = "okay"; |
| }; |
| |
| &rcc { |
| clocks = <&pll>; |
| clock-frequency = <DT_FREQ_M(168)>; |
| ahb-prescaler = <1>; |
| apb1-prescaler = <4>; |
| apb2-prescaler = <2>; |
| }; |
| |
| &usart1 { |
| pinctrl-0 = <&usart1_tx_pa9 &usart1_rx_pa10>; |
| current-speed = <115200>; |
| status = "okay"; |
| }; |
| |
| &rtc { |
| status = "okay"; |
| }; |
| |
| &i2c1 { |
| pinctrl-0 = <&i2c1_scl_pb8 &i2c1_sda_pb9>; |
| status = "okay"; |
| clock-frequency = <I2C_BITRATE_FAST>; |
| }; |
| |
| &i2c2 { |
| pinctrl-0 = <&i2c2_scl_pb10 &i2c2_sda_pb11>; |
| status = "okay"; |
| clock-frequency = <I2C_BITRATE_FAST>; |
| }; |
| |
| &i2c3 { |
| pinctrl-0 = <&i2c3_scl_pa8 &i2c3_sda_pc9>; |
| status = "okay"; |
| clock-frequency = <I2C_BITRATE_FAST>; |
| }; |
| |
| &spi5 { |
| pinctrl-0 = <&spi5_nss_pf6 &spi5_sck_pf7 |
| &spi5_miso_pf8 &spi5_mosi_pf9>; |
| status = "okay"; |
| cs-gpios = <&gpioc 2 GPIO_ACTIVE_LOW>; |
| ili9340@0 { |
| compatible = "ilitek,ili9340"; |
| label = "DISPLAY"; |
| spi-max-frequency = <15151515>; |
| reg = <0>; |
| cmd-data-gpios = <&gpiod 13 GPIO_ACTIVE_LOW>; |
| }; |
| }; |
| |
| &fmc { |
| status = "okay"; |
| pinctrl-0 = <&fmc_nbl0_pe0 &fmc_nbl1_pe1 |
| &fmc_sdclk_pg8 &fmc_sdnwe_pc0 &fmc_sdcke1_pb5 |
| &fmc_sdne1_pb6 &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_a12_pg2 &fmc_a13_pg3 &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>; |
| |
| sdram { |
| status = "okay"; |
| |
| power-up-delay = <100>; |
| num-auto-refresh = <1>; |
| mode-register = <0>; |
| refresh-rate = <1386>; |
| |
| bank@1 { |
| reg = <1>; |
| |
| 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_3 |
| STM32_FMC_SDRAM_RBURST_DISABLE |
| STM32_FMC_SDRAM_RPIPE_1>; |
| st,sdram-timing = <2 7 4 7 2 2 2>; |
| }; |
| }; |
| }; |
