�
�� z# 8 s� ( ? s� & firefly,roc-rk3308-cc rockchip,rk3308 + 7Firefly ROC-RK3308-CC board aliases =/i2c@ff040000 B/i2c@ff050000 G/i2c@ff060000 L/i2c@ff070000 Q/serial@ff0a0000 Y/serial@ff0b0000 a/serial@ff0c0000 i/serial@ff0d0000 q/serial@ff0e0000 y/spi@ff120000 ~/spi@ff130000 �/spi@ff140000 �/mmc@ff480000 �/mmc@ff490000 cpus + cpu@0 �cpu arm,cortex-a35 � �psci � � � Z � � cpu@1 �cpu arm,cortex-a35 � �psci � � cpu@2 �cpu arm,cortex-a35 � �psci � � cpu@3 �cpu arm,cortex-a35 � �psci � �
idle-states (psci cpu-sleep arm,idle-state 5 F ] x n � ~ � l2-cache cache cpu0-opp-table operating-points-v2 � opp-408000000 � Q� � ~� ~� r` � �@ � opp-600000000 � #�F � ~� ~� r` � �@ opp-816000000 � 0�, � �� �� r` � �@ opp-1008000000 � <� � *� *� r` � �@ arm-pmu arm,cortex-a35-pmu 0 � S T U V �
external-mac-clock fixed-clock ���
�mac_clkin
psci
arm,psci-1.0 �smc timer arm,armv8-timer 0 �
xin24m fixed-clock
�n6 �xin24m grf@ff000000 & rockchip,rk3308-grf syscon simple-mfd � � � N reboot-mode syscon-reboot-mode !RB� 1RB� =RB� IRB� WRB� syscon@ff008000 . rockchip,rk3308-usb2phy-grf syscon simple-mfd � � � @ + usb2phy@100 rockchip,rk3308-usb2phy � e u � H �phyclk �usb480m_phy
�disabled otg-port $ � C D E �otg-bvalid otg-id linestate � �disabled : host-port � J
�linestate � �disabled ; syscon@ff00b000 - rockchip,rk3308-detect-grf syscon simple-mfd � � � + syscon@ff00c000 + rockchip,rk3308-core-grf syscon simple-mfd � � � + i2c@ff040000 ( rockchip,rk3308-i2c rockchip,rk3399-i2c � � � � �i2c pclk � �default � + �disabled i2c@ff050000 ( rockchip,rk3308-i2c rockchip,rk3399-i2c � � � � �i2c pclk � �default �
+ �okay � � rtc@51 nxp,pcf8563 � Q
i2c@ff060000 ( rockchip,rk3308-i2c rockchip,rk3399-i2c � � � � �i2c pclk �
�default � + �disabled i2c@ff070000 ( rockchip,rk3308-i2c rockchip,rk3399-i2c � � � � �i2c pclk � �default � + �disabled watchdog@ff080000 rockchip,rk3308-wdt snps,dw-wdt � � � � �
�disabled serial@ff0a0000 & rockchip,rk3308-uart snps,dw-apb-uart � �
� � � �baudclk apb_pclk � � �default � �disabled serial@ff0b0000 & rockchip,rk3308-uart snps,dw-apb-uart � � � � � �baudclk apb_pclk � � �default � �disabled serial@ff0c0000 & rockchip,rk3308-uart snps,dw-apb-uart � � � � � �baudclk apb_pclk � � �default � �okay serial@ff0d0000 & rockchip,rk3308-uart snps,dw-apb-uart � �
� � � �baudclk apb_pclk � � �default � �disabled serial@ff0e0000 & rockchip,rk3308-uart snps,dw-apb-uart � � � � � �baudclk apb_pclk � � �default � �disabled spi@ff120000 ( rockchip,rk3308-spi rockchip,rk3066-spi � � � + � � �spiclk apb_pclk � �tx rx �default � �disabled spi@ff130000 ( rockchip,rk3308-spi rockchip,rk3066-spi � � � + � � �spiclk apb_pclk � �tx rx �default � ! " # �disabled spi@ff140000 ( rockchip,rk3308-spi rockchip,rk3066-spi � � � + � � �spiclk apb_pclk � $ $ �tx rx �default � % & ' ( �disabled pwm@ff160000 ( rockchip,rk3308-pwm rockchip,rk3328-pwm � � � y � �pwm pclk �default � ) � �disabled pwm@ff160010 ( rockchip,rk3308-pwm rockchip,rk3328-pwm � � � y � �pwm pclk �default � * � �disabled pwm@ff160020 ( rockchip,rk3308-pwm rockchip,rk3328-pwm � � � y � �pwm pclk �default � + � �disabled pwm@ff160030 ( rockchip,rk3308-pwm rockchip,rk3328-pwm � � 0 � y � �pwm pclk �default � , � �disabled pwm@ff170000 ( rockchip,rk3308-pwm rockchip,rk3328-pwm � � � x � �pwm pclk �default � - � �disabled pwm@ff170010 ( rockchip,rk3308-pwm rockchip,rk3328-pwm � � � x � �pwm pclk �active � . � �okay \ pwm@ff170020 ( rockchip,rk3308-pwm rockchip,rk3328-pwm � � � x � �pwm pclk �default � / � �disabled pwm@ff170030 ( rockchip,rk3308-pwm rockchip,rk3328-pwm � � 0 � x � �pwm pclk �default � 0 � �disabled pwm@ff180000 ( rockchip,rk3308-pwm rockchip,rk3328-pwm � � � � �pwm pclk �default � 1 � �okay a pwm@ff180010 ( rockchip,rk3308-pwm rockchip,rk3328-pwm � � � � �pwm pclk �default � 2 � �disabled pwm@ff180020 ( rockchip,rk3308-pwm rockchip,rk3328-pwm � � � � �pwm pclk �default � 3 � �disabled pwm@ff180030 ( rockchip,rk3308-pwm rockchip,rk3328-pwm � � 0 � � �pwm pclk �default � 4 � �disabled rktimer@ff1a0000 rockchip,rk3288-timer � � � � � �pclk timer saradc@ff1e0000 . rockchip,rk3308-saradc rockchip,rk3399-saradc � � � % � % � �saradc apb_pclk F saradc-apb �disabled dma-controller@ff2c0000 arm,pl330 arm,primecell � �, @ � ( � � �apb_pclk ? dma-controller@ff2d0000 arm,pl330 arm,primecell � �- @ � ( � � �apb_pclk ? $ i2s@ff350000 ( rockchip,rk3308-i2s rockchip,rk3066-i2s � �5 � 4 � \ � �i2s_clk i2s_hclk � $ $ �tx rx � � reset-m reset-h �default � 5 6 7 8 �disabled i2s@ff360000 ( rockchip,rk3308-i2s rockchip,rk3066-i2s � �6 � 5 � ^ � �i2s_clk i2s_hclk � $ �rx � � reset-m reset-h �disabled spdif-tx@ff3a0000 , rockchip,rk3308-spdif rockchip,rk3066-spdif � �: � 7 � b �
�mclk hclk � $
�tx �default � 9 �disabled usb@ff400000 2 rockchip,rk3308-usb rockchip,rk3066-usb snps,dwc2 � �@ � B � � �otg Jotg R d s � � @ � : �usb2-phy �disabled usb@ff440000
generic-ehci � �D � G � � � � ; �usb �disabled usb@ff450000
generic-ohci � �E � H � � � � ; �usb �disabled mmc@ff480000 0 rockchip,rk3308-dw-mshc rockchip,rk3288-dw-mshc � �H @ � L � � � 0 1 2 �biu ciu ciu-drive ciu-sample � ��р �default � < = > ? �okay � � � , � � @ A mmc@ff490000 0 rockchip,rk3308-dw-mshc rockchip,rk3288-dw-mshc � �I @ � M � � � : ; < �biu ciu ciu-drive ciu-sample � ��р �okay � * 9 mmc@ff4a0000 0 rockchip,rk3308-dw-mshc rockchip,rk3288-dw-mshc � �J @ � N � � � 5 6 7 �biu ciu ciu-drive ciu-sample � ��р �default � B C D �disabled nand-controller@ff4b0000 ( rockchip,rk3308-nfc rockchip,rv1108-nfc � �K @ � Q � � - �ahb nfc e - G�р � E F G H I J K �default �disabled ethernet@ff4e0000 rockchip,rk3308-gmac � �N � @ �macirq @ � @ B B A @ � � C [ �stmmaceth mac_clk_rx mac_clk_tx clk_mac_ref clk_mac_refout aclk_mac pclk_mac clk_mac_speed \rmii �default � L M }
stmmaceth e N �disabled clock-controller@ff500000 rockchip,rk3308-cru � �P
r e N e G � interrupt-controller@ff580000 arm,gic-400 @ � �X �X �X@ �X` � � sram@fff80000
mmio-sram � �� � �� + ddr-sram@0 � � vad-sram@8000 � � � pinctrl rockchip,rk3308-pinctrl e N + � �default � O gpio0@ff220000 rockchip,gpio-bank � �" � ( � � � � � Z gpio1@ff230000 rockchip,gpio-bank � �# � ) � � � � � gpio2@ff240000 rockchip,gpio-bank � �$ � * � � � � � gpio3@ff250000 rockchip,gpio-bank � �% � + � � � � � gpio4@ff260000 rockchip,gpio-bank � �& � , � � � � � _ pcfg-pull-up � Y pcfg-pull-down � V pcfg-pull-none � R pcfg-pull-none-2ma � � pcfg-pull-up-2ma � � pcfg-pull-up-4ma � � X pcfg-pull-none-4ma � � W pcfg-pull-down-4ma � � pcfg-pull-none-8ma � � P pcfg-pull-up-8ma � � Q pcfg-pull-none-12ma � � T pcfg-pull-up-12ma � � S pcfg-pull-none-smt � U pcfg-output-high pcfg-output-low ! pcfg-input-high � , pcfg-input , emmc emmc-clk 9 P emmc-cmd 9 Q emmc-pwren 9 R emmc-rstn 9
R emmc-bus1 9 Q emmc-bus4 @ 9 Q Q Q Q emmc-bus8 � 9 Q Q Q Q Q Q Q Q flash flash-csn0 9
R H flash-rdy 9 R J flash-ale 9 R E flash-cle 9 R G flash-wrn 9 R K flash-rdn 9
R I flash-bus8 � 9 S S S S S S S S F gmac rmii-pins � 9 T T T R R R R R
R L mac-refclk-12ma 9 T M mac-refclk 9 R gmac-m1 rmiim1-pins � 9 T T T R R R R R
R macm1-refclk-12ma 9 T macm1-refclk 9 R i2c0 i2c0-xfer 9 U U i2c1 i2c1-xfer 9 U U
i2c2 i2c2-xfer 9 U U i2c3-m0 i2c3m0-xfer 9 U U i2c3-m1 i2c3m1-xfer 9 U
U i2c3-m2 i2c3m2-xfer 9 U U i2s_2ch_0 i2s-2ch-0-mclk 9 R i2s-2ch-0-sclk 9
R 5 i2s-2ch-0-lrck 9 R 6 i2s-2ch-0-sdo 9 R 8 i2s-2ch-0-sdi 9 R 7 i2s_8ch_0 i2s-8ch-0-mclk 9 R i2s-8ch-0-sclktx 9 R i2s-8ch-0-sclkrx 9 R i2s-8ch-0-lrcktx 9 R i2s-8ch-0-lrckrx 9 R i2s-8ch-0-sdo0 9 R i2s-8ch-0-sdo1 9
R i2s-8ch-0-sdo2 9 R i2s-8ch-0-sdo3 9 R i2s-8ch-0-sdi0 9
R i2s-8ch-0-sdi1 9 R i2s-8ch-0-sdi2 9 R i2s-8ch-0-sdi3 9 R i2s_8ch_1_m0 i2s-8ch-1-m0-mclk 9 R i2s-8ch-1-m0-sclktx 9 R i2s-8ch-1-m0-sclkrx 9 R i2s-8ch-1-m0-lrcktx 9 R i2s-8ch-1-m0-lrckrx 9 R i2s-8ch-1-m0-sdo0 9 R i2s-8ch-1-m0-sdo1-sdi3 9 R i2s-8ch-1-m0-sdo2-sdi2 9 R i2s-8ch-1-m0-sdo3_sdi1 9
R i2s-8ch-1-m0-sdi0 9 R i2s_8ch_1_m1 i2s-8ch-1-m1-mclk 9 R i2s-8ch-1-m1-sclktx 9
R i2s-8ch-1-m1-sclkrx 9 R i2s-8ch-1-m1-lrcktx 9 R i2s-8ch-1-m1-lrckrx 9 R i2s-8ch-1-m1-sdo0 9 R i2s-8ch-1-m1-sdo1-sdi3 9 R i2s-8ch-1-m1-sdo2-sdi2 9 R i2s-8ch-1-m1-sdo3_sdi1 9 R i2s-8ch-1-m1-sdi0 9 R pdm_m0 pdm-m0-clk 9 R pdm-m0-sdi0 9 R pdm-m0-sdi1 9
R pdm-m0-sdi2 9 R pdm-m0-sdi3 9 R pdm_m1 pdm-m1-clk 9 R pdm-m1-sdi0 9 R pdm-m1-sdi1 9 R pdm-m1-sdi2 9 R pdm-m1-sdi3 9 R pdm_m2 pdm-m2-clkm 9 R pdm-m2-clk 9 R pdm-m2-sdi0 9
R pdm-m2-sdi1 9 R pdm-m2-sdi2 9 R pdm-m2-sdi3 9 R pwm0 pwm0-pin 9
R pwm0-pin-pull-down 9
V 1 pwm1 pwm1-pin 9 R 2 pwm1-pin-pull-down 9 V pwm2 pwm2-pin 9 R 3 pwm2-pin-pull-down 9 V pwm3 pwm3-pin 9 R 4 pwm3-pin-pull-down 9 V pwm4 pwm4-pin 9 R - pwm4-pin-pull-down 9 V pwm5 pwm5-pin 9 R pwm5-pin-pull-down 9 V . pwm6 pwm6-pin 9 R / pwm6-pin-pull-down 9 V pwm7 pwm7-pin 9 R 0 pwm7-pin-pull-down 9 V pwm8 pwm8-pin 9
R ) pwm8-pin-pull-down 9
V pwm9 pwm9-pin 9 R * pwm9-pin-pull-down 9 V pwm10 pwm10-pin 9 R + pwm10-pin-pull-down 9 V pwm11 pwm11-pin 9 R , pwm11-pin-pull-down 9 V rtc rtc-32k 9 R O sdmmc sdmmc-clk 9 W < sdmmc-cmd 9 X = sdmmc-det 9 X > sdmmc-pwren 9 W sdmmc-bus1 9 X sdmmc-bus4 @ 9 X X X X ? sdio sdio-clk 9 P D sdio-cmd 9 Q C sdio-pwren 9 P sdio-wrpt 9 P sdio-intn 9 P sdio-bus1 9 Q sdio-bus4 @ 9 Q Q Q Q B spdif_in spdif-in 9 R spdif_out spdif-out 9 R 9 spi0 spi0-clk 9 X spi0-csn0 9 X spi0-miso 9 X spi0-mosi 9 X spi1 spi1-clk 9 X spi1-csn0 9
X ! spi1-miso 9
X " spi1-mosi 9 X # spi1-m1 spi1m1-miso 9 X spi1m1-mosi 9 X spi1m1-clk 9 X spi1m1-csn0 9 X spi2 spi2-clk 9 X % spi2-csn0 9 X & spi2-miso 9 X ' spi2-mosi 9 X ( tsadc tsadc-otp-pin 9
R tsadc-otp-out 9
R uart0 uart0-xfer 9 Y Y uart0-cts 9 R uart0-rts 9 R uart0-rts-pin 9 R uart1 uart1-xfer 9 Y Y uart1-cts 9 R uart1-rts 9 R uart2-m0 uart2m0-xfer 9 Y Y uart2-m1 uart2m1-xfer 9 Y Y uart3 uart3-xfer 9
Y Y uart3-m1 uart3m1-xfer 9 Y Y uart4 uart4-xfer 9 Y Y uart4-cts 9 R uart4-rts 9 R uart4-rts-pin 9 R ir-receiver ir-recv-pin 9 R [ buttons pwr-key 9 Y chosen Gserial2:1500000n8 ir-receiver gpio-ir-receiver S Z �default � [ ir_tx
pwm-ir-tx Y \ a� leds
gpio-leds led-0 ^firefly:red:power ddefault-on zon S Z led-1 ^firefly:blue:user drc-feedback zoff S Z
typec-vcc5v regulator-fixed �typec_vcc5v � LK@ � LK@ � � ] vcc5v0-sys regulator-fixed �vcc5v0_sys � LK@ � LK@ � � � ] ^ vcc-io regulator-fixed �vcc_io � 2Z� � 2Z� � � � ^ ` vcc-sdmmc regulator-gpio
�vcc_sdmmc � w@ � 2Z� S Z � w@ 2Z� � ^ A vcc-sd regulator-fixed � _ �vcc_sd � 2Z� � 2Z� � � � ` @ vdd-core pwm-regulator Y a � �vdd_core � �x � r` � |� � � � 4 ^ vdd-log regulator-fixed �vdd_log � � � � � � � ^ compatible interrupt-parent #address-cells #size-cells model i2c0 i2c1 i2c2 i2c3 serial0 serial1 serial2 serial3 serial4 spi0 spi1 spi2 mmc0 mmc1 device_type reg enable-method clocks #cooling-cells dynamic-power-coefficient operating-points-v2 cpu-idle-states next-level-cache cpu-supply phandle entry-method local-timer-stop arm,psci-suspend-param entry-latency-us exit-latency-us min-residency-us opp-shared opp-hz opp-microvolt clock-latency-ns opp-suspend interrupts interrupt-affinity clock-frequency clock-output-names #clock-cells offset mode-bootloader mode-loader mode-normal mode-recovery mode-fastboot assigned-clocks assigned-clock-parents clock-names status interrupt-names #phy-cells pinctrl-names pinctrl-0 reg-shift reg-io-width dmas dma-names #pwm-cells #io-channel-cells resets reset-names arm,pl330-periph-burst #dma-cells dr_mode g-np-tx-fifo-size g-rx-fifo-size g-tx-fifo-size phys phy-names bus-width fifo-depth max-frequency cap-mmc-highspeed cap-sd-highspeed card-detect-delay sd-uhs-sdr25 sd-uhs-sdr50 sd-uhs-sdr104 vmmc-supply vqmmc-supply mmc-hs200-1_8v non-removable assigned-clock-rates phy-mode rockchip,grf #reset-cells #interrupt-cells interrupt-controller ranges gpio-controller #gpio-cells bias-pull-up bias-pull-down bias-disable drive-strength input-schmitt-enable output-high output-low input-enable rockchip,pins stdout-path gpios pwms label linux,default-trigger default-state regulator-name regulator-min-microvolt regulator-max-microvolt regulator-always-on regulator-boot-on vin-supply gpio regulator-init-microvolt regulator-settling-time-up-us pwm-supply