  kn   8  f8   (            6  f                                                                       ,Olimex A20-Olinuxino Micro        /   2olimex,a20-olinuxino-micro allwinner,sun7i-a20     aliases          =/soc/ethernet@1c50000            G/soc/serial@1c28000          O/soc/serial@1c29800          W/soc/serial@1c29c00          _/soc/spi@1c06000             d/soc/spi@1c17000          chosen                                     i         pserial0:115200n8       framebuffer-lcd0-hdmi         0   2allwinner,simple-framebuffer simple-framebuffer          |de_be0-lcd0-hdmi          8         8      <      >                              	   disabled          framebuffer-lcd0          0   2allwinner,simple-framebuffer simple-framebuffer          |de_be0-lcd0       (         8      >                        	   disabled          framebuffer-lcd0-tve0         0   2allwinner,simple-framebuffer simple-framebuffer          |de_be0-lcd0-tve0          8         6      8      >                              	   disabled             cpus                                 cpu@0            2arm,cortex-a7            cpu                                             8      \  \ /    
 O    B@ 2 B@                                          cpu@1            2arm,cortex-a7            cpu                                            8      \  \ /    
 O    B@ 2 B@                                 thermal-zones      cpu-thermal                                     cooling-maps       map0            "           '               trips      cpu-alert0          6 $        B           passive                   cpu-crit            6         B        	   critical                   reserved-memory                                    i   default-pool             2shared-dma-pool         M           R@               _         h         timer            2arm,armv7-timer       0  z                              
        pmu          2arm,cortex-a7-pmu           z       x          y         clocks                                     i   clk-24M                      2fixed-clock         n6         osc24M              '      clk-32k                      2fixed-clock                    osc32k              (      clk-mii-phy-tx                       2fixed-clock         }x@        mii_phy_tx                    clk-gmac-int-tx                      2fixed-clock         sY@        gmac_int_tx             	      clk@1c20164                      2allwinner,sun7i-a20-gmac-clk             d                  	        gmac_tx             2         display-engine        #   2allwinner,sun7i-a20-display-engine             
            okay          soc          2simple-bus                                     i   system-control@1c00000        F   2allwinner,sun7i-a20-system-control allwinner,sun4i-a10-system-control                 0                                   i   sram@0        
   2mmio-sram                                                     i              sram-section@8000         >   2allwinner,sun7i-a20-sram-a3-a4 allwinner,sun4i-a10-sram-a3-a4                 @       	   disabled                         sram@10000        
   2mmio-sram                                                    i             sram-section@0        6   2allwinner,sun7i-a20-sram-d allwinner,sun4i-a10-sram-d                            okay                         sram@1d00000          
   2mmio-sram                                                   i            sram-section@0        8   2allwinner,sun7i-a20-sram-c1 allwinner,sun4i-a10-sram-c1                                         interrupt-controller@1c00030             2allwinner,sun7i-a20-sc-nmi                                0           z                       .      dma-controller@1c02000           2allwinner,sun4i-a10-dma                       z                                                       nand-controller@1c03000          2allwinner,sun4i-a10-nand             0            z       %                  '      `        ahb mod                          rxtx          	   disabled                                    spi@1c05000          2allwinner,sun4i-a10-spi          P            z       
                  ,      p        ahb mod                                   rx tx         	   disabled                                               spi@1c06000          2allwinner,sun4i-a10-spi          `            z                         -      q        ahb mod                  	                 rx tx            okay                                                 default         *            csi@1c09000          2allwinner,sun7i-a20-csi0                         z       *                  :                    bus isp ram         4            	   disabled          ethernet@1c0b000             2allwinner,sun4i-a10-emac                         z       7                  *        ;            	   disabled          mdio@1c0b080             2allwinner,sun4i-a10-mdio                      	   disabled                                    lcd-controller@1c0c000        3   2allwinner,sun7i-a20-tcon0 allwinner,sun7i-a20-tcon                       z       ,           4                  	  Jlcd lvds                   8                    ahb tcon-ch0 tcon-ch1           tcon0-pixel-clock                                   ports                                port@0                                            endpoint@0                       V               @      endpoint@1                      V               <         port@1                                           endpoint@1                      V           f               !               lcd-controller@1c0d000        3   2allwinner,sun7i-a20-tcon1 allwinner,sun7i-a20-tcon                       z       -           4              Jlcd                9                    ahb tcon-ch0 tcon-ch1           tcon1-pixel-clock                                   ports                                port@0                                            endpoint@0                       V               A      endpoint@1                      V               =         port@1                                           endpoint@1                      V           f               "               video-codec@1c0e000       !   2allwinner,sun7i-a20-video-engine                                4                    ahb mod ram         4              z       5           ;            mmc@1c0f000          2allwinner,sun7i-a20-mmc                              "      b      c      d        ahb mmc output sample           z                   default         *            okay                                      }                                        mmc@1c10000          2allwinner,sun7i-a20-mmc                               #      e      f      g        ahb mmc output sample           z       !         	   disabled                                    mmc@1c11000          2allwinner,sun7i-a20-mmc                              $      h      i      j        ahb mmc output sample           z       "           default         *         	   disabled                                    mmc@1c12000          2allwinner,sun7i-a20-mmc                               %      k      l      m        ahb mmc output sample           z       #           default         *            okay                                      }                                        usb@1c13000          2allwinner,sun4i-a10-musb             0                           z       &           mc                         usb                        ;              otg          okay          phy@1c13400                     2allwinner,sun7i-a20-usb-phy          4    H                phy_ctrl pmu1 pmu2                 }        usb_phy         4                        !  Jusb0_reset usb1_reset usb2_reset             okay                                                                           '                      usb@1c14000       &   2allwinner,sun7i-a20-ehci generic-ehci            @            z       '                                        usb          okay          usb@1c14400       &   2allwinner,sun7i-a20-ohci generic-ohci            D            z       @                  {                            usb          okay          crypto-engine@1c15000         6   2allwinner,sun7i-a20-crypto allwinner,sun4i-a10-crypto            P            z       V                        o        ahb mod       hdmi@1c16000          3   2allwinner,sun7i-a20-hdmi allwinner,sun5i-a10s-hdmi           `            z       :                   <            	              ahb mod pll-0 pll-1       $                                       ddc-tx ddc-rx audio-tx           okay       ports                                port@0                                            endpoint@0                       V   !                  endpoint@1                      V   "                     port@1                 endpoint            V   #            B               spi@1c17000          2allwinner,sun4i-a10-spi          p            z                         .      r        ahb mod                                   rx tx            okay                                                 default         *   $   %      sata@1c18000             2allwinner,sun4i-a10-ahci                         z       8                  1      z         okay            8   &      usb@1c1c000       &   2allwinner,sun7i-a20-ehci generic-ehci                        z       (                                        usb          okay          usb@1c1c400       &   2allwinner,sun7i-a20-ohci generic-ohci                        z       A                  |                            usb          okay          csi@1c1d000       2   2allwinner,sun7i-a20-csi1 allwinner,sun4i-a10-csi1                        z       +                  ;              bus ram         4            	   disabled          spi@1c1f000          2allwinner,sun4i-a10-spi                      z       2                  /              ahb mod                                   rx tx         	   disabled                                               clock@1c20000            2allwinner,sun7i-a20-ccu                           '   (      
  hosc losc                      F                     pinctrl@1c20800          2allwinner,sun7i-a20-pinctrl                      z                         J   '   (        apb hosc losc            S                            c                  gmac-mii-pins         K  oPA0 PA1 PA2 PA3 PA4 PA5 PA6 PA7 PA8 PA9 PA10 PA11 PA12 PA13 PA14 PA15 PA16          tgmac                3      i2c0-pins           oPB0 PB1         ti2c0                -      i2c1-pins         
  oPB18 PB19           ti2c1                /      i2c2-pins         
  oPB20 PB21           ti2c2                0      i2c3-pins           oPI0 PI1         ti2c3                1      mmc0-pins           oPF0 PF1 PF2 PF3 PF4 PF5         tmmc0            }                              mmc2-pins           oPC6 PC7 PC8 PC9 PC10 PC11           tmmc2            }                              mmc3-pins           oPI4 PI5 PI6 PI7 PI8 PI9         tmmc3            }                              spi1-pi-pins            oPI17 PI18 PI19          tspi1                      spi1-cs0-pi-pin         oPI16            tspi1                      spi2-pc-pins            oPC20 PC21 PC22          tspi2                $      spi2-cs0-pc-pin         oPC19            tspi2                %      uart0-pb-pins         
  oPB22 PB23           tuart0               *      uart6-pi-pins         
  oPI12 PI13           tuart6               +      uart7-pi-pins         
  oPI20 PI21           tuart7               ,      gmac-txerr-pin          oPA17            tgmac                4      led-pins            oPH2       	  tgpio_out            }               C         timer@1c20c00            2allwinner,sun4i-a10-timer                      H  z                                               C          D               '      watchdog@1c20c90             2allwinner,sun4i-a10-wdt                     z                      '      rtc@1c20d00          2allwinner,sun7i-a20-rtc                       z                pwm@1c20e00          2allwinner,sun7i-a20-pwm                          '                 	   disabled          spdif@1c21000                        2allwinner,sun4i-a10-spdif                        z                         F      x      
  apb spdif                                       rx tx         	   disabled          ir@1c21800           2allwinner,sun4i-a10-ir                 K      t        apb ir          z                       @      	   disabled          ir@1c21c00           2allwinner,sun4i-a10-ir                 L      u        apb ir          z                       @      	   disabled          i2s@1c22000                      2allwinner,sun4i-a10-i2s                       z       W                  I              apb mod                                     rx tx         	   disabled          i2s@1c22400                      2allwinner,sun4i-a10-i2s          $            z                         G      v        apb mod                                     rx tx         	   disabled          lradc@1c22800            2allwinner,sun4i-a10-lradc-keys           (            z                   okay               )   button-191        
  Volume Up              s        u             *      button-392          Volume Down            r        u                   button-601          Menu                       u             	,?      button-795          Search                     u             !      button-987          Home                       u                   button-1184         Esc                    u                   button-1398         Enter                      u             X         codec@1c22c00                        2allwinner,sun7i-a20-codec            ,    @        z                         E            
  apb codec                                       rx tx            okay          eeprom@1c23800           2allwinner,sun7i-a20-sid          8          i2s@1c24400                      2allwinner,sun4i-a10-i2s          D            z       Z                  M              apb mod                                     rx tx         	   disabled          rtp@1c25000          2allwinner,sun5i-a13-ts           P            z                                        serial@1c28000           2snps,dw-apb-uart                         z                                               X         okay            default         *   *      serial@1c28400           2snps,dw-apb-uart                         z                                               Y      	   disabled          serial@1c28800           2snps,dw-apb-uart                         z                                               Z      	   disabled          serial@1c28c00           2snps,dw-apb-uart                         z                                               [      	   disabled          serial@1c29000           2snps,dw-apb-uart                         z                                               \      	   disabled          serial@1c29400           2snps,dw-apb-uart                         z                                               ]      	   disabled          serial@1c29800           2snps,dw-apb-uart                         z                                               ^         okay            default         *   +      serial@1c29c00           2snps,dw-apb-uart                         z                                               _         okay            default         *   ,      ps2@1c2a000          2allwinner,sun4i-a10-ps2                       z       >                  U      	   disabled          ps2@1c2a400          2allwinner,sun4i-a10-ps2          ¤            z       ?                  V      	   disabled          i2c@1c2ac00       0   2allwinner,sun7i-a20-i2c allwinner,sun4i-a10-i2c          ¬            z                         O        default         *   -         okay                                 pmic@34             4             .        z                2x-powers,axp209                        ac-power              2x-powers,axp202-ac-power-supply          okay          adc          2x-powers,axp209-adc                        D      gpio             2x-powers,axp209-gpio             S        c         battery-power         %   2x-powers,axp209-battery-power-supply             okay          regulators               dcdc2           ,vdd-cpu          ;        O B@        g \                  dcdc3           ,vdd-int-dll          ;        O B@        g \      ldo1             ;        O          g          ,ldo1          ldo2            ,avcc             ;        O -        g -      ldo3            ,ldo3          ldo4            ,ldo4          ldo5            ,ldo5          	   disabled             usb-power         !   2x-powers,axp202-usb-power-supply             okay                i2c@1c2b000       0   2allwinner,sun7i-a20-i2c allwinner,sun4i-a10-i2c          °            z                         P        default         *   /         okay                                 eeprom@50            2atmel,24c16             P                    i2c@1c2b400       0   2allwinner,sun7i-a20-i2c allwinner,sun4i-a10-i2c          ´            z       	                  Q        default         *   0         okay                                    i2c@1c2b800       0   2allwinner,sun7i-a20-i2c allwinner,sun4i-a10-i2c          ¸            z       X                  R        default         *   1      	   disabled                                    can@1c2bc00       0   2allwinner,sun7i-a20-can allwinner,sun4i-a10-can          ¼            z                         S      	   disabled          i2c@1c2c000       0   2allwinner,sun7i-a20-i2c allwinner,sun4i-a10-i2c                      z       Y                  W      	   disabled                                    gpu@1c40000       &   2allwinner,sun7i-a20-mali arm,mali-400                       T  z       E          F          G          H          J          K          I         #  gp gpmmu pp0 ppmmu0 pp1 ppmmu1 pmu                 D            	  bus core            4                            `       ethernet@1c50000             2allwinner,sun7i-a20-gmac                          z       U           macirq                 B   2        stmmaceth allwinner_gmac_tx                                       okay            default         *   3   4           5        mii    mdio             2snps,dwmac-mdio                              ethernet-phy@1                          5            hstimer@1c60000          2allwinner,sun7i-a20-hstimer                     0  z       Q          R          S          T                  3      interrupt-controller@1c81000             2arm,gic-400                     @     `                                 z      	                    display-frontend@1e00000          %   2allwinner,sun7i-a20-display-frontend                          z       /                  @                    ahb mod ram         4                  
   ports                                port@1                                           endpoint@0                       V   6            >      endpoint@1                      V   7            :               display-frontend@1e20000          %   2allwinner,sun7i-a20-display-frontend                          z       0                  A                    ahb mod ram         4                     ports                                port@1                                           endpoint@0                       V   8            ?      endpoint@1                      V   9            ;               display-backend@1e40000       $   2allwinner,sun7i-a20-display-backend                       z       0                  ?                    ahb mod ram         4         ports                                port@0                                            endpoint@0                       V   :            7      endpoint@1                      V   ;            9         port@1                                           endpoint@0                       V   <                  endpoint@1                      V   =                           display-backend@1e60000       $   2allwinner,sun7i-a20-display-backend                       z       /                  >                    ahb mod ram         4         ports                                port@0                                            endpoint@0                       V   >            6      endpoint@1                      V   ?            8         port@1                                           endpoint@0                       V   @                  endpoint@1                      V   A                              ahci-5v          2regulator-fixed         ,ahci-5v         O LK@        g LK@                                                okay                &      usb0-vbus            2regulator-fixed       
  ,usb0-vbus           O LK@        g LK@                          	             okay                      usb1-vbus            2regulator-fixed       
  ,usb1-vbus           O LK@        g LK@                                                okay                      usb2-vbus            2regulator-fixed       
  ,usb2-vbus           O LK@        g LK@                                                okay                       vcc3v0           2regulator-fixed         ,vcc3v0          O -        g -            )      vcc3v3           2regulator-fixed         ,vcc3v3          O 2Z        g 2Z                  vcc5v0           2regulator-fixed         ,vcc5v0          O LK@        g LK@      hdmi-connector           2hdmi-connector           a      port       endpoint            V   B            #            leds          
   2gpio-leds           default         *   C   led         a20-olinuxino-micro:green:usr                                on           pmic-temp         
   2iio-hwmon           *   D            	interrupt-parent #address-cells #size-cells model compatible ethernet0 serial0 serial1 serial2 spi0 spi1 ranges stdout-path allwinner,pipeline clocks status device_type reg clock-latency operating-points #cooling-cells cpu-supply phandle polling-delay-passive polling-delay thermal-sensors trip cooling-device temperature hysteresis size alloc-ranges reusable linux,cma-default interrupts #clock-cells clock-frequency clock-output-names allwinner,pipelines interrupt-controller #interrupt-cells #dma-cells clock-names dmas dma-names num-cs pinctrl-names pinctrl-0 resets allwinner,sram reset-names remote-endpoint allwinner,tcon-channel vmmc-supply bus-width cd-gpios interrupt-names phys phy-names extcon dr_mode #phy-cells reg-names usb0_id_det-gpios usb0_vbus_det-gpios usb0_vbus-supply usb1_vbus-supply usb2_vbus-supply target-supply #reset-cells gpio-controller #gpio-cells pins function drive-strength bias-pull-up #pwm-cells #sound-dai-cells vref-supply label linux,code voltage #thermal-sensor-cells reg-shift reg-io-width #io-channel-cells x-powers,dcdc-freq regulator-name regulator-always-on regulator-min-microvolt regulator-max-microvolt pagesize assigned-clocks assigned-clock-rates snps,pbl snps,fixed-burst snps,force_sf_dma_mode phy-handle phy-mode regulator-boot-on enable-active-high gpio default-state io-channels 