Ðþí  ~�   8  v0   (            _  uø                                                                      ,BSH SMM S2        !   2bsh,imx8mn-bsh-smm-s2 fsl,imx8mn       aliases       &   =/soc@0/bus@30800000/ethernet@30be0000         "   G/soc@0/bus@30000000/gpio@30200000         "   M/soc@0/bus@30000000/gpio@30210000         "   S/soc@0/bus@30000000/gpio@30220000         "   Y/soc@0/bus@30000000/gpio@30230000         "   _/soc@0/bus@30000000/gpio@30240000         !   e/soc@0/bus@30800000/i2c@30a20000          !   j/soc@0/bus@30800000/i2c@30a30000          !   o/soc@0/bus@30800000/i2c@30a40000          !   t/soc@0/bus@30800000/i2c@30a50000          !   y/soc@0/bus@30800000/mmc@30b40000          !   ~/soc@0/bus@30800000/mmc@30b50000          !   ƒ/soc@0/bus@30800000/mmc@30b60000          6   ˆ/soc@0/bus@30800000/spba-bus@30800000/serial@30860000         6   �/soc@0/bus@30800000/spba-bus@30800000/serial@30890000         6   ˜/soc@0/bus@30800000/spba-bus@30800000/serial@30880000         $    /soc@0/bus@30800000/serial@30a60000       3   ¨/soc@0/bus@30800000/spba-bus@30800000/spi@30820000        3   ­/soc@0/bus@30800000/spba-bus@30800000/spi@30830000        3   ²/soc@0/bus@30800000/spba-bus@30800000/spi@30840000        cpus                                 idle-states          ·psci       cpu-pd-wait          2arm,idle-state           Ä  3          Û         ì  è         ý  ¼          
Œ                    cpu@0           &cpu          2arm,cortex-a53          2            6      ¿        =psci            K  €         X   @        j           w  €         „   @        –   €        £           ´           È           Ôspeed_grade         å           õ                         
      cpu@1           &cpu          2arm,cortex-a53          2           6      ¿        =psci            K  €         X   @        j           w  €         „   @        –   €        £           ´           å           õ                               cpu@2           &cpu          2arm,cortex-a53          2           6      ¿        =psci            K  €         X   @        j           w  €         „   @        –   €        £           ´           å           õ                               cpu@3           &cpu          2arm,cortex-a53          2           6      ¿        =psci            K  €         X   @        j           w  €         „   @        –   €        £           ´           å           õ                               l2-cache0            2cache                               M           Z   @        l                       opp-table            2operating-points-v2          )              opp-1200000000          4    G†Œ         ; øP        I              Z Ið         k      opp-1400000000          4    SrN         ; ~ð        I              Z Ið         k      opp-1500000000          4    Yh/         ; B@        I              Z Ið         k         clock-osc-32k            2fixed-clock         w            „  €         ”osc_32k                  clock-osc-24m            2fixed-clock         w            „n6         ”osc_24m                  clock-ext1           2fixed-clock         w            „ík@      	  ”clk_ext1                     clock-ext2           2fixed-clock         w            „ík@      	  ”clk_ext2                     clock-ext3           2fixed-clock         w            „ík@      	  ”clk_ext3                     clock-ext4           2fixed-clock         w            „ík@      	  ”clk_ext4                     pmu          2arm,cortex-a53-pmu          §               psci             2arm,psci-1.0             ½smc       thermal-zones      cpu-thermal         ²   ú        È  Ð        Ö      trips      trip0           æ L        ò  Ð        -passive            	      trip1           æ s        ò  Ð      	  -critical             cooling-maps       map0            ý   	      0     
ÿÿÿÿÿÿÿÿ   ÿÿÿÿÿÿÿÿ   ÿÿÿÿÿÿÿÿ   ÿÿÿÿÿÿÿÿ               timer            2arm,armv8-timer       0  §                                 
           „ z                soc@0            2fsl,imx8mn-soc simple-bus                                    (            >           /@       @   À           È           Ôsoc_unique_id      bus@30000000             2fsl,aips-bus simple-bus         20    @                                    (   spba-bus@30000000            2fsl,spba-bus simple-bus                                  20               (   sai@30020000             2fsl,imx8mn-sai fsl,imx8mq-sai           20             :            §       `         (  6      ž             �                      Kbus mclk0 mclk1 mclk2 mclk3          W                                  \rx tx         	  fdisabled          sai@30030000             2fsl,imx8mn-sai fsl,imx8mq-sai           20             :            §       2         (  6                    Ÿ                      Kbus mclk0 mclk1 mclk2 mclk3          W                                  \rx tx         	  fdisabled          sai@30050000             2fsl,imx8mn-sai fsl,imx8mq-sai           20             :            §       Z         (  6      ¢             ¡                      Kbus mclk0 mclk1 mclk2 mclk3          W                   	               \rx tx            m        ‚                	  fdisabled          sai@30060000             2fsl,imx8mn-sai fsl,imx8mq-sai           20             :            §       Z         (  6      ¤             £                      Kbus mclk0 mclk1 mclk2 mclk3          W      
                            \rx tx         	  fdisabled          audio-controller@30080000            2fsl,imx8mm-micfil           20           0  §       m          n          ,          -         (  6      ·      ¶      &      '            )  Kipg_clk ipg_clk_app pll8k pll11k clkext3            W         €           \rx          :          	  fdisabled          spdif@30090000           2fsl,imx35-spdif         20	             §                P  6      U            a                           U                           :  Kcore rxtx0 rxtx1 rxtx2 rxtx3 rxtx4 rxtx5 rxtx6 rxtx7 spba            W                                  \rx tx         	  fdisabled          sai@300b0000             2fsl,imx8mn-sai fsl,imx8mq-sai           20             :            §       o         (  6      ¦             ¥                      Kbus mclk0 mclk1 mclk2 mclk3          W                                  \rx tx         	  fdisabled          easrc@300c0000           2fsl,imx8mn-easrc            20             §       z           6      ´        Kmem       €  W                                                                                                              @  \ctx0_rx ctx0_tx ctx1_rx ctx1_tx ctx2_rx ctx2_tx ctx3_rx ctx3_tx         �imx/easrc/easrc-imx8mn.bin          �  @        «         	  fdisabled             gpio@30200000            2fsl,imx8mn-gpio fsl,imx35-gpio          20              §       @          A           6      Œ         »        Ë            ×        ì           ý          
                     gpio@30210000            2fsl,imx8mn-gpio fsl,imx35-gpio          20!             §       B          C           6      �         »        Ë            ×        ì           ý          (              I      gpio@30220000            2fsl,imx8mn-gpio fsl,imx35-gpio          20"             §       D          E           6      Ž         »        Ë            ×        ì           ý          =         gpio@30230000            2fsl,imx8mn-gpio fsl,imx35-gpio          20#             §       F          G           6      �         »        Ë            ×        ì           ý         l              9      gpio@30240000            2fsl,imx8mn-gpio fsl,imx35-gpio          20$             §       H          I           6      �         »        Ë            ×        ì           ý          w         tmu@30260000             2fsl,imx8mn-tmu fsl,imx8mm-tmu           20&             6      ¾        È           Ôcalib           	                     watchdog@30280000            2fsl,imx8mn-wdt fsl,imx21-wdt            20(             §       N           6      °        fokay            default         -            7      watchdog@30290000            2fsl,imx8mn-wdt fsl,imx21-wdt            20)             §       O           6      ±      	  fdisabled          watchdog@302a0000            2fsl,imx8mn-wdt fsl,imx21-wdt            20*             §       
           6      ²      	  fdisabled          dma-controller@302b0000           2fsl,imx8mn-sdma fsl,imx8mq-sdma         20+             §       "           6      ½      ½        Kipg ahb         L           Wimx/sdma/sdma-imx7d.bin       dma-controller@302c0000           2fsl,imx8mn-sdma fsl,imx8mq-sdma         20,             §       g           6      ¨      ¨        Kipg ahb         L           Wimx/sdma/sdma-imx7d.bin                  pinctrl@30330000             2fsl,imx8mn-iomuxc           203                   avddgrp         p   <  ¤                          G      blgrp           p   ,  ”                               dvddgrp         p   D  ¬                          F      panelgrp            p  Ð  8                         5      bluetoothgrp          H  p   d  Ì               D   p  Ø              F   ˜                 �                 espi2grp          `  p    l  €           ‚    p  �           ‚    t  x           ‚    x  p           @                 fec1grp      h  p   h  Ð                  l  Ô  À             �  ø  |           �   ”  ü  T           �   Œ  ô  È          �   |  ä                  x  à                  t  Ü  ¤             €  è                  ˆ  ð  t           �   „  ì                 Ð  8             P   ð  X             P   ì  T                 œ                           .      i2c1grp       0  p    |  \        @  Â    €  l        @  Â           "      i2c3grp       0  p  $  Œ  ˆ        @  Â  (  �  ¼        @  Â           $      i2c4grp       0  p  ,  ”  Ô        @  Â  0  ˜  Œ        @  Â           %      pmicirqgrp          p   4  œ               @           #      uart2grp          0  p  <  ¤  ü           @  @  ¨               @           !      uart3grp          `  p  H  °               @  D  ¬            @  ü  d              @     h            @                 uart4grp          0  p  L  ´            @  P  ¸               @           &      usdhc2grp         �  p   Ô  <               �   Ø  @               Ð   Ü  D               Ð   à  H               Ð   ä  L               Ð   è  P               Ð           '      usdhc2-100mhzgrp          �  p   Ô  <               ”   Ø  @               Ô   Ü  D               Ô   à  H               Ô   ä  L               Ô   è  P               Ô           (      usdhc2-200mhzgrp          �  p   Ô  <               –   Ø  @               Ö   Ü  D               Ö   à  H               Ö   ä  L               Ö   è  P               Ö           )      usdhc2pwrseqgrp         p  È  0              @           J      wdoggrp         p   0  ˜              F                 wlangrp       `  p   (  �               Ö   H  °               Ö   8                  Ö  ì  T              Ö           +      gpminandgrp      h  p   ô  \               –   ø  `               –    p               –    t               –    x               –    |               –    €               –    „               –     ˆ               –  $  Œ               –  (  �               –  0  ˜               –  4  œ               V  8                  –  <  ¤               –           B         syscon@30340000          2fsl,imx8mn-iomuxc-gpr syscon            204                -      efuse@30350000        )   2fsl,imx8mn-ocotp fsl,imx8mm-ocotp syscon            205             6      –                            unique-id@4         2                       speed-grade@10          2                       calib@3c            2   <                    mac-address@90          2   �              ,         clock-controller@30360000         $   2fsl,imx8mn-anatop fsl,imx8mm-anatop         206             w         snvs@30370000         #   2fsl,sec-v4.0-mon syscon simple-mfd          207                   snvs-rtc-lp          2fsl,sec-v4.0-mon-rtc-lp         y           €   4        §                            6      Ó      	  Ksnvs-rtc          snvs-powerkey            2fsl,sec-v4.0-pwrkey         y           §                  6      Ó        Ksnvs-pwrkey         ‡   t         •      	  fdisabled          snvs-lpgpr        +   2fsl,imx8mn-snvs-lpgpr fsl,imx7d-snvs-lpgpr           clock-controller@30380000            2fsl,imx8mn-ccm          208             §       U          V           w           6                        4  Kosc_32k osc_24m clk_ext1 clk_ext2 clk_ext3 clk_ext4       @  £      B      Ö      S      U      W                           ³      8      ,      /      8         Ê            ×„ ×„ #ÃF p  ˆ€                  reset-controller@30390000         %   2fsl,imx8mn-src fsl,imx8mq-src syscon            209             §       Y           ß         gpc@303a0000             2fsl,imx8mn-gpc          20:                          §       W      pgc                              power-domain@0          ì            2            6      P           @      power-domain@1          ì            2              D      power-domain@2          ì            2            6      Á      Õ      ³      R           C      power-domain@3          ì            2           6      ¸      ¹        £      N      O        ³      A      8        ÊÍe ëÂ                  power-domain@4          ì            2                          <               bus@30400000             2fsl,aips-bus simple-bus         20@   @                                    (   pwm@30660000             2fsl,imx8mn-pwm fsl,imx27-pwm            20f             §       Q           6      —      —        Kipg per                    fokay            default         -              E      pwm@30670000             2fsl,imx8mn-pwm fsl,imx27-pwm            20g             §       R           6      ˜      ˜        Kipg per                  	  fdisabled          pwm@30680000             2fsl,imx8mn-pwm fsl,imx27-pwm            20h             §       S           6      ™      ™        Kipg per                  	  fdisabled          pwm@30690000             2fsl,imx8mn-pwm fsl,imx27-pwm            20i             §       T           6      š      š        Kipg per                  	  fdisabled          timer@306a0000           2nxp,sysctr-timer            20j             §       /           6           Kper          bus@30800000             2fsl,aips-bus simple-bus         20€   @                                    (   spba-bus@30800000            2fsl,spba-bus simple-bus                                  20€              (   spi@30820000          !   2fsl,imx8mn-ecspi fsl,imx51-ecspi                                      20‚             §                  6      ˆ      ˆ        Kipg per          W                                 \rx tx         	  fdisabled          spi@30830000          !   2fsl,imx8mn-ecspi fsl,imx51-ecspi                                      20ƒ             §                   6      ‰      ‰        Kipg per          W                                \rx tx           fokay            default         -         spi@30840000          !   2fsl,imx8mn-ecspi fsl,imx51-ecspi                                      20„             §       !           6      Š      Š        Kipg per          W                                \rx tx         	  fdisabled          serial@30860000          2fsl,imx8mn-uart fsl,imx6q-uart          20†             §                  6      ©      ©        Kipg per          W                                  \rx tx         	  fdisabled          serial@30880000          2fsl,imx8mn-uart fsl,imx6q-uart          20ˆ             §                  6      «      «        Kipg per          W                                  \rx tx           fokay            default         -           £      o        ³      1            bluetooth            2brcm,bcm43438-bt            default         -           )                   8                   L                   ^ -ÆÀ         serial@30890000          2fsl,imx8mn-uart fsl,imx6q-uart          20‰             §                  6      ª      ª        Kipg per          W                                  \rx tx           fokay            default         -   !         crypto@30900000          2fsl,sec-v4.0                                     20�             (    0�             §       [           6      T      V      	  Kaclk ipg       jr@1000          2fsl,sec-v4.0-job-ring           2              §       i         	  fdisabled          jr@2000          2fsl,sec-v4.0-job-ring           2               §       j         jr@3000          2fsl,sec-v4.0-job-ring           2  0            §       r            i2c@30a20000             2fsl,imx8mn-i2c fsl,imx21-i2c                                      20¢             §       #           6      ‘        fokay            „ €        default         -   "   pmic@4b          2rohm,bd71847            2   K        default         -   #                      §               h        w            6           ”clk-32k-out    regulators     BUCK1           €buck1           � 
®`        § Ö          ¿         Ñ        å  â      BUCK2           €buck2           � 
®`        § Ö          ¿         Ñ        å  â                 BUCK3           €buck3           � 
®`        § ™p         ¿         Ñ      BUCK4           €buck4           � -ÆÀ        § 2Z          ¿         Ñ           H      BUCK5           €buck5           � }ˆ        § pø         ¿         Ñ      BUCK6           €buck6           � 5         § \À         ¿         Ñ      LDO1            €ldo1            � j         § ýà         ¿         Ñ      LDO2            €ldo2            � 5         § »          ¿         Ñ      LDO3            €ldo3            � w@        § 2Z          ¿         Ñ      LDO4            €ldo4            � »         § w@         ¿         Ñ      LDO6            €ldo6            � »         § w@         ¿         Ñ               i2c@30a30000             2fsl,imx8mn-i2c fsl,imx21-i2c                                      20£             §       $           6      ’      	  fdisabled          i2c@30a40000                                       2fsl,imx8mn-i2c fsl,imx21-i2c            20¤             §       %           6      “        fokay            „ €        default         -   $      i2c@30a50000             2fsl,imx8mn-i2c fsl,imx21-i2c                                      20¥             §       &           6      ”        fokay            „ €        default         -   %      serial@30a60000          2fsl,imx8mn-uart fsl,imx6q-uart          20¦             §                  6      ¬      ¬        Kipg per          W                                  \rx tx           fokay            default         -   &      mailbox@30aa0000             2fsl,imx8mn-mu fsl,imx6sx-mu         20ª             §       X           6      •        ú         mmc@30b40000          2   2fsl,imx8mn-usdhc fsl,imx8mm-usdhc fsl,imx7d-usdhc           20´             §                  6      V      M      ®        Kipg ahb per                               +         	  fdisabled          mmc@30b50000          2   2fsl,imx8mn-usdhc fsl,imx8mm-usdhc fsl,imx7d-usdhc           20µ             §                  6      V      M      ¯        Kipg ahb per                               +           fokay                                    "  default state_100mhz state_200mhz           -   '        5   (        ?   )        I   *         T   wifi@1           2brcm,bcm4329-fmac           2           default         -   +                      §             
  bhost-wake            mmc@30b60000          2   2fsl,imx8mn-usdhc fsl,imx8mm-usdhc fsl,imx7d-usdhc           20¶             §                  6      V      M      ¼        Kipg ahb per                               +         	  fdisabled          spi@30bb0000                                       2nxp,imx8mm-fspi         20»                   rfspi_base fspi_mmap         §       k           6      ›      ›        Kfspi_en fspi          	  fdisabled          dma-controller@30bd0000           2fsl,imx8mn-sdma fsl,imx8mq-sdma         20½             §                  6      §      T        Kipg ahb         L           Wimx/sdma/sdma-imx7d.bin                  ethernet@30be0000         -   2fsl,imx8mn-fec fsl,imx8mq-fec fsl,imx6sx-fec            20¾           0  §       v          w          x          y         (  6      ‹      ‹      c      b      d      "  Kipg ahb ptp enet_clk_ref enet_out            £      L      c      b      d         ³      6      :      ;      9        Ê    õá sY@            |           Ž           È   ,        Ômac-address             -              fokay            default         -   .        ®rmii            ·   /        Â   0         Í   mdio                                 ethernet-phy@0           2ethernet-phy-ieee802.3-c22          2            Þ                  ê           ú  Ð           /               bus@32c00000             2fsl,aips-bus simple-bus         22À   @                                    (   lcdif@32e00000        "   2fsl,imx8mn-lcdif fsl,imx6sx-lcdif           22à             6      º      ¹      ¸        Kpix axi disp_axi            §                      1           fokay            £              Ê#g¸€   port       endpoint               2           3            dsi@32e10000          *   2fsl,imx8mn-mipi-dsim fsl,imx8mm-mipi-dsim           22á             6      }      ~        Kbus_clk sclk_mipi           §                      1            fokay                                      1-         8 ·    ports                                port@0          2       endpoint               3           2         port@1          2      endpoint               4           :            panel@0          2sharp,ls068b3sx02 syna,r63353           default         -   5        2            T   6        ^   7        j   8        Þ   9          port       endpoint               :           4               isi@32e20000             2fsl,imx8mn-isi          22â    €         §                  6      ¸      ¹        Kaxi apb         v   1            1         	  fdisabled       ports                                port@0          2       endpoint               ;           =               blk-ctrl@32e28000             2fsl,imx8mn-disp-blk-ctrl syscon         22â€                         <   <         ƒbus isi lcdif mipi-dsi mipi-csi       X  6      N      O      ¸      ¹      ¸      ¹      º      }      ~      ‚      »      o  Kdisp_axi disp_apb disp_axi_root disp_apb_root lcdif-axi lcdif-apb lcdif-pix dsi-pclk dsi-ref csi-aclk csi-pclk        (  £      }      ~      \      N      O      (  ³      6            (      A      8        ÊÚÖ€n6 n6 Íe ëÂ         ì              1      mipi-csi@32e30000            2fsl,imx8mm-mipi-csi2            22ã             §                  £      �        ³      A        ÊÙ-@        „Ù-@         6      ¹      �      ‚      ¸        Kpclk wrap phy axi               1         	  fdisabled       ports                                port@0          2          port@1          2      endpoint               =           ;               usb@32e40000          +   2fsl,imx8mn-usb fsl,imx7d-usb fsl,imx27-usb          22ä             §       (           6      ­        £      P        ³      @        –   >        ›   ?                @        fokay            §peripheral           ¯      usbmisc@32e40200          7   2fsl,imx8mn-usbmisc fsl,imx7d-usbmisc fsl,imx6q-usbmisc          Ä           22ä               ?         dma-controller@33000000       &   2fsl,imx7d-dma-apbh fsl,imx28-dma-apbh           23             0  §                                                L           Ñ           6      À           A      nand-controller@33002000          )   2fsl,imx8mn-gpmi-nand fsl,imx7d-gpmi-nand                                      23       3 @   @         rgpmi-nand bch           §                  bbch         6      œ      À        Kgpmi_io gpmi_bch_apb            W   A            \rx-tx           fokay            default         -   B      gpu@38000000             2vivante,gc          28     €         §                   6      R      ³      Á      Õ        Kreg bus core shader       (  £      Ô      Õ      Q      R               ³      *      *      8      8        Ê×„ ×„ /¯ ×„ G†Œ             C        fokay          interrupt-controller@38800000            2arm,gic-v3          28€     8ˆ             ì            ×        §      	                    memory-controller@3d400000           2fsl,imx8mn-ddrc fsl,imx8m-ddrc          2=@   @          Kcore pll alt apb             6      X            Y      Z      ddr-pmu@3d800000          %   2fsl,imx8mn-ddr-pmu fsl,imx8m-ddr-pmu            2=€   @          §       b            usbphynop1          Þ             2usb-nop-xceiv           6      r        £      r        ³      2      	  Kmain_clk                D           >      chosen                                    (      $  é/soc@0/bus@30800000/serial@30a60000    framebuffer-panel0           2simple-framebuffer        `  6      º      ¹      ¸            ¸      ¹      N      O      A      8      }      ~            1      1            ^   7        j   8      	  fdisabled             backlight            2pwm-backlight           õ   E     
®`            ú       d           d        #   2        fokay               6      regulator-3v3-O3             2regulator-fixed         default         -   F        €3v3-dvdd-supply         � 2Z         § 2Z         <                     7      regulator-3v3-O2             2regulator-fixed         default         -   G        €3v3-avdd-supply         � 2Z         § 2Z         <                     8      fec-supply-en            2regulator-fixed         A   H        €tja1101_en          � 2Z         § 2Z         <   I                L           0      usdhc2-pwrseq            2mmc-pwrseq-simple           default         -   J        Þ   9                 *      memory@40000000         &memory          2    @                   	interrupt-parent #address-cells #size-cells model compatible ethernet0 gpio0 gpio1 gpio2 gpio3 gpio4 i2c0 i2c1 i2c2 i2c3 mmc0 mmc1 mmc2 serial0 serial1 serial2 serial3 spi0 spi1 spi2 entry-method arm,psci-suspend-param local-timer-stop entry-latency-us exit-latency-us min-residency-us phandle device_type reg clocks enable-method i-cache-size i-cache-line-size i-cache-sets d-cache-size d-cache-line-size d-cache-sets next-level-cache operating-points-v2 nvmem-cells nvmem-cell-names cpu-idle-states #cooling-cells cpu-supply cache-level cache-unified opp-shared opp-hz opp-microvolt opp-supported-hw clock-latency-ns opp-suspend #clock-cells clock-frequency clock-output-names interrupts polling-delay-passive polling-delay thermal-sensors temperature hysteresis trip cooling-device arm,no-tick-in-suspend ranges dma-ranges #sound-dai-cells clock-names dmas dma-names status fsl,shared-interrupt fsl,dataline firmware-name fsl,asrc-rate fsl,asrc-format gpio-controller #gpio-cells interrupt-controller #interrupt-cells gpio-ranges #thermal-sensor-cells pinctrl-names pinctrl-0 fsl,ext-reset-output #dma-cells fsl,sdma-ram-script-name fsl,pins regmap offset linux,keycode wakeup-source assigned-clocks assigned-clock-parents assigned-clock-rates #reset-cells #power-domain-cells power-domains #pwm-cells uart-has-rtscts shutdown-gpios device-wakeup-gpios host-wakeup-gpios max-speed rohm,reset-snvs-powered regulator-name regulator-min-microvolt regulator-max-microvolt regulator-boot-on regulator-always-on regulator-ramp-delay #mbox-cells fsl,tuning-start-tap fsl,tuning-step bus-width pinctrl-1 pinctrl-2 mmc-pwrseq non-removable interrupt-names reg-names fsl,num-tx-queues fsl,num-rx-queues fsl,stop-mode phy-mode phy-handle phy-supply fsl,magic-packet reset-gpios reset-assert-us reset-deassert-us remote-endpoint samsung,esc-clock-frequency samsung,pll-clock-frequency backlight dvdd-supply avdd-supply fsl,blk-ctrl power-domain-names phys fsl,usbmisc dr_mode disable-over-current #index-cells dma-channels #phy-cells stdout-path pwms brightness-levels num-interpolated-steps default-brightness-level gpio vin-supply enable-active-high 