  A   8  =   (            F  =x                                                      "   RT-Thread STM32H750i-ART-PI board         "   !st,stm32h750i-art-pi st,stm32h750      interrupt-controller@e000e100            !arm,armv7m-nvic           ,         A            R              V         timer@e000e010           !arm,armv7m-systick           R             ^okay             e沀      soc                                   !simple-bus           u                timer@40000c00           !st,stm32-timer           R@                 2               _      timer@40002400                                     !st,stm32-lptimer             R@ $                            mux       	   ^disabled       pwm          !st,stm32-pwm-lp                   	   ^disabled          trigger@0            !st,stm32-lptimer-trigger             R          	   ^disabled          counter          !st,stm32-lptimer-counter          	   ^disabled             spi@40003800                                       !st,stm32h7-spi           R@ 8                $                                   	   ^disabled          spi@40003c00                                       !st,stm32h7-spi           R@ <                3                                   	   ^disabled          serial@40004400          !st,stm32h7-uart          R@ D                &      	   ^disabled                                        default       serial@40004800          !st,stm32h7-uart          R@ H                '         ^okay                            default                             -            .               rx tx                bluetooth            !brcm,bcm43438-bt                                      
                              )           serial@40004c00          !st,stm32h7-uart          R@ L                4         ^okay                                        default       i2c@40005400             !st,stm32f7-i2c                                     R@ T                                                       	   ^disabled          i2c@40005800             !st,stm32f7-i2c                                     R@ X                !   "                                   	   ^disabled          i2c@40005c00             !st,stm32f7-i2c                                     R@ \                H   I                                   	   ^disabled          dac@40007400             !st,stm32h7-dac-core          R@ t                   X         pclk                                    	   ^disabled       dac@1            !st,stm32-dac            3            R         	   ^disabled          dac@2            !st,stm32-dac            3            R         	   ^disabled             serial@40011000          !st,stm32h7-uart          R@                %      	   ^disabled                         spi@40013000                                       !st,stm32h7-spi           R@0                #                                      ^okay                	         default         E   
                      %            &               rx tx      flash@0                                   !winbond,w25q128 jedec,spi-nor            R            NĴ    partition@0         `root filesystem          R                   spi@40013400                                       !st,stm32h7-spi           R@4                T                                   	   ^disabled          spi@40015000                                       !st,stm32h7-spi           R@P                U                                   	   ^disabled          dma-controller@40020000          !st,stm32-dma             R@                                       /               A        f            q        |            ^okay             V         dma-controller@40020400          !st,stm32-dma             R@                 8   9   :   ;   <   D   E   F               @        f            q        |            ^okay             V         dma-router@40020800          !st,stm32h7-dmamux            R@    @        f                      |                                A         V         adc@40022000             !st,stm32h7-adc-core          R@                                }         bus           ,         A                                   	   ^disabled             V      adc@0            !st,stm32h7-adc          3            R             u                      	   ^disabled          adc@100          !st,stm32h7-adc          3            R            u                     	   ^disabled             usb@40040000             !st,stm32f7-hsotg             R@                 M               |         otg                                          @   @   @   @              	   ^disabled          usb@40080000             !st,stm32f4x9-fsotg           R@                 e               {         otg       	   ^disabled          display-controller@50001000          !st,stm32-ltdc            RP                 X   Y              c                        lcd       	   ^disabled          dma-controller@52000000          !st,stm32h7-mdma          RR                  z               9        f                      |          mmc@52007000             !arm,pl18x arm,primecell         1         RR p                1        cmd_irq                x      	   apb_pclk                                    
        R'          default opendrain sleep                                &            0         :        F           P            ^okay          mmc@48022400             !arm,pl18x arm,primecell         1         RH$                |        cmd_irq                ~      	   apb_pclk                  )                  
        R'          ^okay             default opendrain sleep                                &            0         \         :        F           P                                bcrmf@1          R            !brcm,bcm4329-fmac            interrupt-controller@58000000            !st,stm32h7-exti           ,         A            RX            4                        	   
      (   )   >   L         V         syscon@58000400          !st,stm32-syscfg syscon           RX              V         spi@58001400                                       !st,stm32h7-spi           RX                 V                                   	   ^disabled          i2c@58001c00             !st,stm32f7-i2c                                     RX                 _   `                                   	   ^disabled          timer@58002400                                     !st,stm32-lptimer             RX $                            mux       	   ^disabled       pwm          !st,stm32-pwm-lp                   	   ^disabled          trigger@1            !st,stm32-lptimer-trigger             R         	   ^disabled          counter          !st,stm32-lptimer-counter          	   ^disabled             timer@58002800                                     !st,stm32-lptimer             RX (                            mux       	   ^disabled       pwm          !st,stm32-pwm-lp                   	   ^disabled          trigger@2            !st,stm32-lptimer-trigger             R         	   ^disabled             timer@58002c00           !st,stm32-lptimer             RX ,                            mux       	   ^disabled       pwm          !st,stm32-pwm-lp                   	   ^disabled             timer@58003000           !st,stm32-lptimer             RX 0                            mux       	   ^disabled       pwm          !st,stm32-pwm-lp                   	   ^disabled             regulator@58003c00           !st,stm32-vrefbuf             RX <                   m        j `         &%      	   ^disabled          rtc@58004000             !st,stm32h7-rtc           RX @                   l               pclk rtc_ck                                      u                                          	   ^disabled          reset-clock-controller@58024400          !st,stm32h743-rcc st,stm32-rcc            RXD                                                                V         power-config@58024800            !st,stm32-power-config syscon             RXH             V         adc@58026000             !st,stm32h7-adc-core          RX`                                        bus           ,         A                                   	   ^disabled             V      adc@0            !st,stm32h7-adc          3            R             u                      	   ^disabled             ethernet@40028000             !st,stm32-dwmac snps,dwmac-4.10a          R@          
  stmmaceth               =        macirq            stmmaceth mac-clk-tx mac-clk-rx                >      =      <                               	   ^disabled                         default         rmii                  mdio0                                      !snps,dwmac-mdio    ethernet-phy@0           R             V               pinctrl@58020000                                      !st,stm32h743-pinctrl                 X    0          u                                   V      gpio@58020000            (        8            R                      V        DGPIOA             ,         A           Q           X                       V   
      gpio@58020400            (        8            R                     U        DGPIOB             ,         A           Q           X                   gpio@58020800            (        8            R                     T        DGPIOC             ,         A           Q           X                       V         gpio@58020c00            (        8            R                     S        DGPIOD             ,         A           Q           X          0         gpio@58021000            (        8            R                     R        DGPIOE             ,         A           Q           X          @         gpio@58021400            (        8            R                     Q        DGPIOF             ,         A           Q           X          P         gpio@58021800            (        8            R                     P        DGPIOG             ,         A           Q           X          `         gpio@58021c00            (        8            R                     O        DGPIOH             ,         A           Q           X          p         gpio@58022000            (        8            R                      N        DGPIOI             ,         A           Q           X                      V         gpio@58022400            (        8            R  $                   M        DGPIOJ             ,         A           Q           X                   gpio@58022800            (        8            R  (                   L        DGPIOK             ,         A           Q           X                   i2c1-0     pins            d             k         x                     rmii-0           V      pins          $  d  k  m  l  $  %    !                        sdmmc1-b4-0          V      pins            d  (  )  *  +  ,  2                             k         sdmmc1-b4-od-0           V      pins1           d  (  )  *  +  ,                             k      pins2           d  2                    x         k         sdmmc1-b4-sleep-0            V      pins            d  (  )  *  +  ,  2         sdmmc1-dir-0       pins1           d  &	  '	                                     pins2           d                    sdmmc1-dir-sleep-0     pins            d  &  '             sdmmc2-b4-0          V      pins            d  
  
  
  
  6  7                             k         sdmmc2-b4-od-0           V      pins1           d  
  
  
  
  6                             k      pins2           d  7                    x         k         sdmmc2-b4-sleep-0            V      pins            d          6  7         spi1-0           V   	   pins1           d             k                          pins2           d  i         k         uart4-0          V      pins1           d   	         k                           pins2           d  	         k         usart1-0       pins1           d           k                           pins2           d           k         usart2-0             V      pins1           d  5         k                           pins2           d  6         k         usart3-0             V      pins1           d    <         k                           pins2           d    ;         k         usbotg-hs-0    pins          0  d  t                                k                                   clocks     clk-hse                      !fixed-clock          e}x@         V         clk-lse                      !fixed-clock          e            V         i2s_ckin                         !fixed-clock          e             V            chosen          root=/dev/ram           serial0:2000000n8         memory@c0000000         memory           R            reserved-memory                                       linux,cma            !shared-dma-pool                                       aliases         /soc/serial@40004c00            /soc/serial@40004800          leds          
   !gpio-leds      led-red                          led-green                            
  heartbeat            regulator-v3v3           !regulator-fixed         v3v3            j 2Z         2Z                  V         regulator-wlan           !regulator-fixed         wl-reg          j 2Z         2Z                            3         V            	#address-cells #size-cells model compatible interrupt-controller #interrupt-cells reg phandle status clock-frequency interrupt-parent ranges interrupts clocks clock-names #pwm-cells resets pinctrl-0 pinctrl-names dmas dma-names st,hw-flow-ctrl host-wakeup-gpios device-wakeup-gpios shutdown-gpios max-speed #io-channel-cells cs-gpios spi-max-frequency label #dma-cells st,mem2mem dma-requests dma-channels dma-masters g-rx-fifo-size g-np-tx-fifo-size g-tx-fifo-size arm,primecell-periphid interrupt-names cap-sd-highspeed cap-mmc-highspeed pinctrl-1 pinctrl-2 broken-cd st,neg-edge bus-width vmmc-supply non-removable regulator-min-microvolt regulator-max-microvolt assigned-clocks assigned-clock-parents st,syscfg #clock-cells #reset-cells reg-names st,syscon snps,pbl phy-mode phy-handle pins-are-numbered gpio-controller #gpio-cells st,bank-name ngpios gpio-ranges pinmux bias-disable drive-open-drain slew-rate drive-push-pull bias-pull-up bootargs stdout-path device_type no-map linux,dma-default serial0 serial1 linux,default-trigger regulator-name regulator-always-on enable-active-high 