  8   8  2   (            j  2l                                 amlogic,ad402 amlogic,a1                                     +         )   7Amlogic Meson A1 AD402 Development Board       cpus                         +       cpu@0            =cpu           arm,cortex-a35           I                 Mpsci             [             m            z                                                                                    cpu@1            =cpu           arm,cortex-a35           I                Mpsci             [             m            z                                                                                    l2-cache0             cache                                  o            ]   @         |                        efuse             amlogic,meson-gxbb-efuse                   !                     +                                   psci              arm,psci-1.0             Tsmc       reserved-memory                      +               linux,cma             shared-dma-pool                    h               )     @           3      secos@3d00000            I           0           E         secure-monitor            amlogic,meson-gxbb-sm                  power-controller              amlogic,meson-a1-pwrc           L                        soc           simple-bus                       +               spi@fd000400              amlogic,a1-spifc             I                           T                     +                          `okay            g           qdefault    flash@0       	    spi-nand            `okay             I                                            bus@fe000000              simple-bus           I                                   +                                    reset-controller@0            amlogic,meson-a1-reset           I                                            pinctrl@400       !    amlogic,meson-a1-periphs-pinctrl                         +                           bank@400              I              <                  	  mux gpio                                              >      i2c0-f11       mux         i2c0_sck_f11 i2c0_sda_f12           i2c0                                i2c0-f9    mux         i2c0_sck_f9 i2c0_sda_f10            i2c0                                i2c1-x     mux         i2c1_sck_x i2c1_sda_x           i2c1                                i2c1-a     mux         i2c1_sck_a i2c1_sda_a           i2c1                                i2c2-x0    mux         i2c2_sck_x0 i2c2_sda_x1         i2c2                                i2c2-x15       mux         i2c2_sck_x15 i2c2_sda_x16           i2c2                                i2c2-a4    mux         i2c2_sck_a4 i2c2_sda_a5         i2c2                                i2c2-a8    mux         i2c2_sck_a8 i2c2_sda_a9         i2c2                                i2c3-x     mux         i2c3_sck_x i2c3_sda_x           i2c3                                i2c3-f     mux         i2c3_sck_f i2c3_sda_f           i2c3                                uart-a              
   mux         uart_a_tx uart_a_rx         uart_a                    uart-a-cts-rts                 mux         uart_a_cts uart_a_rts           uart_a           '         pwm-a-pins1    mux       	  pwm_a_x6            pwm_a            pwm-a-pins2    mux       	  pwm_a_x7            pwm_a            pwm-a-pins3    mux       
  pwm_a_f10           pwm_a            pwm-a-pins4    mux       	  pwm_a_f6            pwm_a            pwm-a-pins5    mux         pwm_a_a         pwm_a            pwm-b-pins1    mux         pwm_b_x         pwm_b            pwm-b-pins2    mux         pwm_b_f         pwm_b            pwm-b-pins3    mux         pwm_b_a         pwm_b            pwm-c-pins1    mux         pwm_c_x         pwm_c            pwm-c-pins2    mux       	  pwm_c_f3            pwm_c            pwm-c-pins3    mux       	  pwm_c_f8            pwm_c            pwm-c-pins4    mux         pwm_c_a         pwm_c            pwm-d-pins1    mux       
  pwm_d_x15           pwm_d            pwm-d-pins2    mux       
  pwm_d_x13           pwm_d            pwm-d-pins3    mux       
  pwm_d_x10           pwm_d            pwm-d-pins4    mux         pwm_d_f         pwm_d            pwm-e-pins1    mux         pwm_e_p         pwm_e            pwm-e-pins2    mux       
  pwm_e_x16           pwm_e            pwm-e-pins3    mux       
  pwm_e_x14           pwm_e            pwm-e-pins4    mux       	  pwm_e_x2            pwm_e            pwm-e-pins5    mux         pwm_e_f         pwm_e            pwm-e-pins6    mux         pwm_e_a         pwm_e            pwm-f-pins1    mux         pwm_f_b         pwm_f            pwm-f-pins2    mux         pwm_f_x         pwm_f            pwm-f-pins3    mux       	  pwm_f_f4            pwm_f            pwm-f-pins4    mux       
  pwm_f_f12           pwm_f            sdio                   mux0          =  sdcard_d0_x sdcard_d1_x sdcard_d2_x sdcard_d3_x sdcard_cmd_x            sdcard                 mux1            sdcard_clk_x            sdcard           6         sdio-clk-gate                  mux         sdcard_clk_x            sdcard           '         spifc                  mux       7  spif_mo spif_mi spif_clk spif_cs spif_hold_n spif_wp_n          spif                interrupt-controller@440          3    amlogic,meson-a1-gpio-intc amlogic,meson-gpio-intc           I      @                C        X            i   1   2   3   4   5   6   7   8      clock-controller@800              amlogic,a1-peripherals-clkc          I                              ,                           	      
   	      6  fclk_div2 fclk_div3 fclk_div5 fclk_div7 hifi_pll xtal                     i2c@1400              amlogic,meson-axg-i2c         	  `disabled             I                       y                                +                                       serial@1c00       ,    amlogic,meson-a1-uart amlogic,meson-ao-uart          I                      y                      	   	   	        xtal pclk baud          `okay            g   
           qdefault       serial@2000       ,    amlogic,meson-a1-uart amlogic,meson-ao-uart          I                       y                      	   	   	        xtal pclk baud          `okay          pwm@2400          *    amlogic,meson-a1-pwm amlogic,meson-s4-pwm            I      $        $                          L      M                    	  `disabled          pwm@2800          *    amlogic,meson-a1-pwm amlogic,meson-s4-pwm            I      (        $                          N      O                    	  `disabled          adc@2c00          /    amlogic,meson-g12a-saradc amlogic,meson-saradc           I      ,        H                                 y       #               	            K      J        clkin core adc_clk adc_sel          `okay                     i2c@5c00              amlogic,meson-axg-i2c         	  `disabled             I      \                 y       D                        +                                       i2c@6800              amlogic,meson-axg-i2c         	  `disabled             I      h                 y       L                        +                                       i2c@6c00              amlogic,meson-axg-i2c         	  `disabled             I      l                 y       N                        +                                       phy@4000              amlogic,a1-usb2-phy                        xtal             I      @        `              &        phy                                                        temperature-sensor@4c00           amlogic,a1-cpu-thermal           I      L        P        y       9                  S              S                              *                                   rng@5118              amlogic,meson-rng            I      Q                           ao-secure@5a20        "    amlogic,meson-gx-ao-secure syscon            I      Z       @         <                  pwm@5400          *    amlogic,meson-a1-pwm amlogic,meson-s4-pwm            I      T        $                          P      Q                    	  `disabled          pll-clock-controller@7c80             amlogic,a1-pll-clkc          I      |                                              fixpll_in hifipll_in                      mmc@10000             amlogic,meson-axg-mmc            I                      y       :                  "      V              core clkin0 clkin1                        P   	              "                      `okay                         +            g           g           qdefault clk-gate                        q                                                                   usb@fe004400            `okay              amlogic,meson-a1-usb-ctrl            I     D                y       X                        +                           $      U              usb_ctrl usb_bus xtal_usb_ctrl                U        А               $        peripheral                   
  usb2-phy1      usb@ff400000          
    snps,dwc3            I    @                 y       Z           host                                        usb@ff500000              amlogic,meson-a1-usb snps,dwc2           I    P                 y       Y                    	  usb2-phy                   #        otg         peripheral          4           C           U                        interrupt-controller@ff901000             arm,gic-400       @   I                              @             `                  C        y      	          X                                     timer             arm,armv8-timer       0  y                              
        xtal-clk              fixed-clock         dn6         txtal                            	      aliases         /soc/bus@fe000000/serial@2000         chosen          serial0:115200n8          memory@0             =memory           I                     firmware       optee             linaro,optee-tz          Tsmc          regulator-battery-4v2             regulator-fixed         4V2          @@         @@                           regulator-vddq-1v35           regulator-fixed       
  VDDQ_1V35            p         p                          regulator-vddao-3v3           regulator-fixed       
  VDDAO_3V3            2Z         2Z                                      regulator-vcc-3v3             regulator-fixed         VCC_3V3          2Z         2Z                                      regulator-vddio-1v8           regulator-fixed       
  VDDIO_1V8            w@         w@                                      thermal-zones      soc-thermal                      d                   /      trips      soc-passive         ? p        K           Dpassive                   soc-hot         ? L        K           Dhot                   soc-critical            ?         K        	   Dcritical             cooling-maps       map0            V           [            map1            V           [                        	compatible interrupt-parent #address-cells #size-cells model device_type reg enable-method d-cache-line-size d-cache-size d-cache-sets i-cache-line-size i-cache-size i-cache-sets next-level-cache #cooling-cells phandle cache-level cache-unified clocks secure-monitor power-domains ranges reusable alignment linux,cma-default no-map #power-domain-cells status pinctrl-0 pinctrl-names spi-max-frequency spi-tx-bus-width spi-rx-bus-width #reset-cells reg-names gpio-controller #gpio-cells gpio-ranges groups function bias-pull-up drive-strength-microamp bias-pull-down bias-disable interrupt-controller #interrupt-cells amlogic,channel-interrupts #clock-cells clock-names #pwm-cells #io-channel-cells vref-supply resets reset-names #phy-cells phy-supply assigned-clocks assigned-clock-rates #thermal-sensor-cells amlogic,ao-secure amlogic,has-chip-id assigned-clock-parents pinctrl-1 cap-sd-highspeed sd-uhs-sdr104 non-removable disable-wp vmmc-supply vqmmc-supply dr_mode phys phy-names snps,dis_u2_susphy_quirk snps,quirk-frame-length-adjustment snps,parkmode-disable-ss-quirk g-rx-fifo-size g-np-tx-fifo-size g-tx-fifo-size clock-frequency clock-output-names serial0 stdout-path regulator-name regulator-min-microvolt regulator-max-microvolt regulator-always-on vin-supply polling-delay polling-delay-passive sustainable-power thermal-sensors temperature hysteresis trip cooling-device 