// SPDX-License-Identifier: (GPL-2.0+ OR MIT) /* * Copyright (c) 2013 MundoReader S.L. * Author: Heiko Stuebner */ #include #include #include #include #include "rk3xxx.dtsi" / { compatible = "rockchip,rk3066a"; aliases { gpio4 = &gpio4; gpio6 = &gpio6; }; cpus { #address-cells = <1>; #size-cells = <0>; enable-method = "rockchip,rk3066-smp"; cpu0: cpu@0 { device_type = "cpu"; compatible = "arm,cortex-a9"; next-level-cache = <&L2>; reg = <0x0>; operating-points = /* kHz uV */ <1416000 1300000>, <1200000 1175000>, <1008000 1125000>, <816000 1125000>, <600000 1100000>, <504000 1100000>, <312000 1075000>; clock-latency = <40000>; clocks = <&cru ARMCLK>; }; cpu1: cpu@1 { device_type = "cpu"; compatible = "arm,cortex-a9"; next-level-cache = <&L2>; reg = <0x1>; }; }; display-subsystem { compatible = "rockchip,display-subsystem"; ports = <&vop0_out>, <&vop1_out>; }; sram: sram@10080000 { compatible = "mmio-sram"; reg = <0x10080000 0x10000>; #address-cells = <1>; #size-cells = <1>; ranges = <0 0x10080000 0x10000>; smp-sram@0 { compatible = "rockchip,rk3066-smp-sram"; reg = <0x0 0x50>; }; }; vop0: vop@1010c000 { compatible = "rockchip,rk3066-vop"; reg = <0x1010c000 0x19c>; interrupts = ; clocks = <&cru ACLK_LCDC0>, <&cru DCLK_LCDC0>, <&cru HCLK_LCDC0>; clock-names = "aclk_vop", "dclk_vop", "hclk_vop"; power-domains = <&power RK3066_PD_VIO>; resets = <&cru SRST_LCDC0_AXI>, <&cru SRST_LCDC0_AHB>, <&cru SRST_LCDC0_DCLK>; reset-names = "axi", "ahb", "dclk"; status = "disabled"; vop0_out: port { #address-cells = <1>; #size-cells = <0>; vop0_out_hdmi: endpoint@0 { reg = <0>; remote-endpoint = <&hdmi_in_vop0>; }; }; }; vop1: vop@1010e000 { compatible = "rockchip,rk3066-vop"; reg = <0x1010e000 0x19c>; interrupts = ; clocks = <&cru ACLK_LCDC1>, <&cru DCLK_LCDC1>, <&cru HCLK_LCDC1>; clock-names = "aclk_vop", "dclk_vop", "hclk_vop"; power-domains = <&power RK3066_PD_VIO>; resets = <&cru SRST_LCDC1_AXI>, <&cru SRST_LCDC1_AHB>, <&cru SRST_LCDC1_DCLK>; reset-names = "axi", "ahb", "dclk"; status = "disabled"; vop1_out: port { #address-cells = <1>; #size-cells = <0>; vop1_out_hdmi: endpoint@0 { reg = <0>; remote-endpoint = <&hdmi_in_vop1>; }; }; }; hdmi: hdmi@10116000 { compatible = "rockchip,rk3066-hdmi"; reg = <0x10116000 0x2000>; interrupts = ; clocks = <&cru HCLK_HDMI>; clock-names = "hclk"; pinctrl-names = "default"; pinctrl-0 = <&hdmii2c_xfer>, <&hdmi_hpd>; power-domains = <&power RK3066_PD_VIO>; rockchip,grf = <&grf>; #sound-dai-cells = <0>; status = "disabled"; ports { #address-cells = <1>; #size-cells = <0>; hdmi_in: port@0 { reg = <0>; #address-cells = <1>; #size-cells = <0>; hdmi_in_vop0: endpoint@0 { reg = <0>; remote-endpoint = <&vop0_out_hdmi>; }; hdmi_in_vop1: endpoint@1 { reg = <1>; remote-endpoint = <&vop1_out_hdmi>; }; }; hdmi_out: port@1 { reg = <1>; }; }; }; i2s0: i2s@10118000 { compatible = "rockchip,rk3066-i2s"; reg = <0x10118000 0x2000>; interrupts = ; pinctrl-names = "default"; pinctrl-0 = <&i2s0_bus>; clocks = <&cru SCLK_I2S0>, <&cru HCLK_I2S0>; clock-names = "i2s_clk", "i2s_hclk"; dmas = <&dmac1_s 4>, <&dmac1_s 5>; dma-names = "tx", "rx"; rockchip,playback-channels = <8>; rockchip,capture-channels = <2>; #sound-dai-cells = <0>; status = "disabled"; }; i2s1: i2s@1011a000 { compatible = "rockchip,rk3066-i2s"; reg = <0x1011a000 0x2000>; interrupts = ; pinctrl-names = "default"; pinctrl-0 = <&i2s1_bus>; clocks = <&cru SCLK_I2S1>, <&cru HCLK_I2S1>; clock-names = "i2s_clk", "i2s_hclk"; dmas = <&dmac1_s 6>, <&dmac1_s 7>; dma-names = "tx", "rx"; rockchip,playback-channels = <2>; rockchip,capture-channels = <2>; #sound-dai-cells = <0>; status = "disabled"; }; i2s2: i2s@1011c000 { compatible = "rockchip,rk3066-i2s"; reg = <0x1011c000 0x2000>; interrupts = ; pinctrl-names = "default"; pinctrl-0 = <&i2s2_bus>; clocks = <&cru SCLK_I2S2>, <&cru HCLK_I2S2>; clock-names = "i2s_clk", "i2s_hclk"; dmas = <&dmac1_s 9>, <&dmac1_s 10>; dma-names = "tx", "rx"; rockchip,playback-channels = <2>; rockchip,capture-channels = <2>; #sound-dai-cells = <0>; status = "disabled"; }; cru: clock-controller@20000000 { compatible = "rockchip,rk3066a-cru"; reg = <0x20000000 0x1000>; clocks = <&xin24m>; clock-names = "xin24m"; rockchip,grf = <&grf>; #clock-cells = <1>; #reset-cells = <1>; assigned-clocks = <&cru PLL_CPLL>, <&cru PLL_GPLL>, <&cru ACLK_CPU>, <&cru HCLK_CPU>, <&cru PCLK_CPU>, <&cru ACLK_PERI>, <&cru HCLK_PERI>, <&cru PCLK_PERI>; assigned-clock-rates = <400000000>, <594000000>, <300000000>, <150000000>, <75000000>, <300000000>, <150000000>, <75000000>; }; timer2: timer@2000e000 { compatible = "snps,dw-apb-timer"; reg = <0x2000e000 0x100>; interrupts = ; clocks = <&cru SCLK_TIMER2>, <&cru PCLK_TIMER2>; clock-names = "timer", "pclk"; }; efuse: efuse@20010000 { compatible = "rockchip,rk3066a-efuse"; reg = <0x20010000 0x4000>; #address-cells = <1>; #size-cells = <1>; clocks = <&cru PCLK_EFUSE>; clock-names = "pclk_efuse"; cpu_leakage: cpu_leakage@17 { reg = <0x17 0x1>; }; }; timer0: timer@20038000 { compatible = "snps,dw-apb-timer"; reg = <0x20038000 0x100>; interrupts = ; clocks = <&cru SCLK_TIMER0>, <&cru PCLK_TIMER0>; clock-names = "timer", "pclk"; }; timer1: timer@2003a000 { compatible = "snps,dw-apb-timer"; reg = <0x2003a000 0x100>; interrupts = ; clocks = <&cru SCLK_TIMER1>, <&cru PCLK_TIMER1>; clock-names = "timer", "pclk"; }; tsadc: tsadc@20060000 { compatible = "rockchip,rk3066-tsadc"; reg = <0x20060000 0x100>; clocks = <&cru SCLK_TSADC>, <&cru PCLK_TSADC>; clock-names = "saradc", "apb_pclk"; interrupts = ; #io-channel-cells = <1>; resets = <&cru SRST_TSADC>; reset-names = "saradc-apb"; status = "disabled"; }; pinctrl: pinctrl { compatible = "rockchip,rk3066a-pinctrl"; rockchip,grf = <&grf>; #address-cells = <1>; #size-cells = <1>; ranges; gpio0: gpio@20034000 { compatible = "rockchip,gpio-bank"; reg = <0x20034000 0x100>; interrupts = ; clocks = <&cru PCLK_GPIO0>; gpio-controller; #gpio-cells = <2>; interrupt-controller; #interrupt-cells = <2>; }; gpio1: gpio@2003c000 { compatible = "rockchip,gpio-bank"; reg = <0x2003c000 0x100>; interrupts = ; clocks = <&cru PCLK_GPIO1>; gpio-controller; #gpio-cells = <2>; interrupt-controller; #interrupt-cells = <2>; }; gpio2: gpio@2003e000 { compatible = "rockchip,gpio-bank"; reg = <0x2003e000 0x100>; interrupts = ; clocks = <&cru PCLK_GPIO2>; gpio-controller; #gpio-cells = <2>; interrupt-controller; #interrupt-cells = <2>; }; gpio3: gpio@20080000 { compatible = "rockchip,gpio-bank"; reg = <0x20080000 0x100>; interrupts = ; clocks = <&cru PCLK_GPIO3>; gpio-controller; #gpio-cells = <2>; interrupt-controller; #interrupt-cells = <2>; }; gpio4: gpio@20084000 { compatible = "rockchip,gpio-bank"; reg = <0x20084000 0x100>; interrupts = ; clocks = <&cru PCLK_GPIO4>; gpio-controller; #gpio-cells = <2>; interrupt-controller; #interrupt-cells = <2>; }; gpio6: gpio@2000a000 { compatible = "rockchip,gpio-bank"; reg = <0x2000a000 0x100>; interrupts = ; clocks = <&cru PCLK_GPIO6>; gpio-controller; #gpio-cells = <2>; interrupt-controller; #interrupt-cells = <2>; }; pcfg_pull_default: pcfg-pull-default { bias-pull-pin-default; }; pcfg_pull_none: pcfg-pull-none { bias-disable; }; emac { emac_xfer: emac-xfer { rockchip,pins = <1 RK_PC0 2 &pcfg_pull_none>, /* mac_clk */ <1 RK_PC1 2 &pcfg_pull_none>, /* tx_en */ <1 RK_PC2 2 &pcfg_pull_none>, /* txd1 */ <1 RK_PC3 2 &pcfg_pull_none>, /* txd0 */ <1 RK_PC4 2 &pcfg_pull_none>, /* rx_err */ <1 RK_PC5 2 &pcfg_pull_none>, /* crs_dvalid */ <1 RK_PC6 2 &pcfg_pull_none>, /* rxd1 */ <1 RK_PC7 2 &pcfg_pull_none>; /* rxd0 */ }; emac_mdio: emac-mdio { rockchip,pins = <1 RK_PD0 2 &pcfg_pull_none>, /* mac_md */ <1 RK_PD1 2 &pcfg_pull_none>; /* mac_mdclk */ }; }; emmc { emmc_clk: emmc-clk { rockchip,pins = <3 RK_PD7 2 &pcfg_pull_default>; }; emmc_cmd: emmc-cmd { rockchip,pins = <4 RK_PB1 2 &pcfg_pull_default>; }; emmc_rst: emmc-rst { rockchip,pins = <4 RK_PB2 2 &pcfg_pull_default>; }; /* * The data pins are shared between nandc and emmc and * not accessible through pinctrl. Also they should've * been already set correctly by firmware, as * flash/emmc is the boot-device. */ }; hdmi { hdmi_hpd: hdmi-hpd { rockchip,pins = <0 RK_PA0 1 &pcfg_pull_default>; }; hdmii2c_xfer: hdmii2c-xfer { rockchip,pins = <0 RK_PA1 1 &pcfg_pull_none>, <0 RK_PA2 1 &pcfg_pull_none>; }; }; i2c0 { i2c0_xfer: i2c0-xfer { rockchip,pins = <2 RK_PD4 1 &pcfg_pull_none>, <2 RK_PD5 1 &pcfg_pull_none>; }; }; i2c1 { i2c1_xfer: i2c1-xfer { rockchip,pins = <2 RK_PD6 1 &pcfg_pull_none>, <2 RK_PD7 1 &pcfg_pull_none>; }; }; i2c2 { i2c2_xfer: i2c2-xfer { rockchip,pins = <3 RK_PA0 1 &pcfg_pull_none>, <3 RK_PA1 1 &pcfg_pull_none>; }; }; i2c3 { i2c3_xfer: i2c3-xfer { rockchip,pins = <3 RK_PA2 2 &pcfg_pull_none>, <3 RK_PA3 2 &pcfg_pull_none>; }; }; i2c4 { i2c4_xfer: i2c4-xfer { rockchip,pins = <3 RK_PA4 1 &pcfg_pull_none>, <3 RK_PA5 1 &pcfg_pull_none>; }; }; pwm0 { pwm0_out: pwm0-out { rockchip,pins = <0 RK_PA3 1 &pcfg_pull_none>; }; }; pwm1 { pwm1_out: pwm1-out { rockchip,pins = <0 RK_PA4 1 &pcfg_pull_none>; }; }; pwm2 { pwm2_out: pwm2-out { rockchip,pins = <0 RK_PD6 1 &pcfg_pull_none>; }; }; pwm3 { pwm3_out: pwm3-out { rockchip,pins = <0 RK_PD7 1 &pcfg_pull_none>; }; }; spi0 { spi0_clk: spi0-clk { rockchip,pins = <1 RK_PA5 2 &pcfg_pull_default>; }; spi0_cs0: spi0-cs0 { rockchip,pins = <1 RK_PA4 2 &pcfg_pull_default>; }; spi0_tx: spi0-tx { rockchip,pins = <1 RK_PA7 2 &pcfg_pull_default>; }; spi0_rx: spi0-rx { rockchip,pins = <1 RK_PA6 2 &pcfg_pull_default>; }; spi0_cs1: spi0-cs1 { rockchip,pins = <4 RK_PB7 1 &pcfg_pull_default>; }; }; spi1 { spi1_clk: spi1-clk { rockchip,pins = <2 RK_PC3 2 &pcfg_pull_default>; }; spi1_cs0: spi1-cs0 { rockchip,pins = <2 RK_PC4 2 &pcfg_pull_default>; }; spi1_rx: spi1-rx { rockchip,pins = <2 RK_PC6 2 &pcfg_pull_default>; }; spi1_tx: spi1-tx { rockchip,pins = <2 RK_PC5 2 &pcfg_pull_default>; }; spi1_cs1: spi1-cs1 { rockchip,pins = <2 RK_PC7 2 &pcfg_pull_default>; }; }; uart0 { uart0_xfer: uart0-xfer { rockchip,pins = <1 RK_PA0 1 &pcfg_pull_default>, <1 RK_PA1 1 &pcfg_pull_default>; }; uart0_cts: uart0-cts { rockchip,pins = <1 RK_PA2 1 &pcfg_pull_default>; }; uart0_rts: uart0-rts { rockchip,pins = <1 RK_PA3 1 &pcfg_pull_default>; }; }; uart1 { uart1_xfer: uart1-xfer { rockchip,pins = <1 RK_PA4 1 &pcfg_pull_default>, <1 RK_PA5 1 &pcfg_pull_default>; }; uart1_cts: uart1-cts { rockchip,pins = <1 RK_PA6 1 &pcfg_pull_default>; }; uart1_rts: uart1-rts { rockchip,pins = <1 RK_PA7 1 &pcfg_pull_default>; }; }; uart2 { uart2_xfer: uart2-xfer { rockchip,pins = <1 RK_PB0 1 &pcfg_pull_default>, <1 RK_PB1 1 &pcfg_pull_default>; }; /* no rts / cts for uart2 */ }; uart3 { uart3_xfer: uart3-xfer { rockchip,pins = <3 RK_PD3 1 &pcfg_pull_default>, <3 RK_PD4 1 &pcfg_pull_default>; }; uart3_cts: uart3-cts { rockchip,pins = <3 RK_PD5 1 &pcfg_pull_default>; }; uart3_rts: uart3-rts { rockchip,pins = <3 RK_PD6 1 &pcfg_pull_default>; }; }; sd0 { sd0_clk: sd0-clk { rockchip,pins = <3 RK_PB0 1 &pcfg_pull_default>; }; sd0_cmd: sd0-cmd { rockchip,pins = <3 RK_PB1 1 &pcfg_pull_default>; }; sd0_cd: sd0-cd { rockchip,pins = <3 RK_PB6 1 &pcfg_pull_default>; }; sd0_wp: sd0-wp { rockchip,pins = <3 RK_PB7 1 &pcfg_pull_default>; }; sd0_bus1: sd0-bus-width1 { rockchip,pins = <3 RK_PB2 1 &pcfg_pull_default>; }; sd0_bus4: sd0-bus-width4 { rockchip,pins = <3 RK_PB2 1 &pcfg_pull_default>, <3 RK_PB3 1 &pcfg_pull_default>, <3 RK_PB4 1 &pcfg_pull_default>, <3 RK_PB5 1 &pcfg_pull_default>; }; }; sd1 { sd1_clk: sd1-clk { rockchip,pins = <3 RK_PC5 1 &pcfg_pull_default>; }; sd1_cmd: sd1-cmd { rockchip,pins = <3 RK_PC0 1 &pcfg_pull_default>; }; sd1_cd: sd1-cd { rockchip,pins = <3 RK_PC6 1 &pcfg_pull_default>; }; sd1_wp: sd1-wp { rockchip,pins = <3 RK_PC7 1 &pcfg_pull_default>; }; sd1_bus1: sd1-bus-width1 { rockchip,pins = <3 RK_PC1 1 &pcfg_pull_default>; }; sd1_bus4: sd1-bus-width4 { rockchip,pins = <3 RK_PC1 1 &pcfg_pull_default>, <3 RK_PC2 1 &pcfg_pull_default>, <3 RK_PC3 1 &pcfg_pull_default>, <3 RK_PC4 1 &pcfg_pull_default>; }; }; i2s0 { i2s0_bus: i2s0-bus { rockchip,pins = <0 RK_PA7 1 &pcfg_pull_default>, <0 RK_PB0 1 &pcfg_pull_default>, <0 RK_PB1 1 &pcfg_pull_default>, <0 RK_PB2 1 &pcfg_pull_default>, <0 RK_PB3 1 &pcfg_pull_default>, <0 RK_PB4 1 &pcfg_pull_default>, <0 RK_PB5 1 &pcfg_pull_default>, <0 RK_PB6 1 &pcfg_pull_default>, <0 RK_PB7 1 &pcfg_pull_default>; }; }; i2s1 { i2s1_bus: i2s1-bus { rockchip,pins = <0 RK_PC0 1 &pcfg_pull_default>, <0 RK_PC1 1 &pcfg_pull_default>, <0 RK_PC2 1 &pcfg_pull_default>, <0 RK_PC3 1 &pcfg_pull_default>, <0 RK_PC4 1 &pcfg_pull_default>, <0 RK_PC5 1 &pcfg_pull_default>; }; }; i2s2 { i2s2_bus: i2s2-bus { rockchip,pins = <0 RK_PD0 1 &pcfg_pull_default>, <0 RK_PD1 1 &pcfg_pull_default>, <0 RK_PD2 1 &pcfg_pull_default>, <0 RK_PD3 1 &pcfg_pull_default>, <0 RK_PD4 1 &pcfg_pull_default>, <0 RK_PD5 1 &pcfg_pull_default>; }; }; }; }; &gpu { compatible = "rockchip,rk3066-mali", "arm,mali-400"; interrupts = , , , , , , , , , ; interrupt-names = "gp", "gpmmu", "pp0", "ppmmu0", "pp1", "ppmmu1", "pp2", "ppmmu2", "pp3", "ppmmu3"; power-domains = <&power RK3066_PD_GPU>; }; &grf { compatible = "rockchip,rk3066-grf", "syscon", "simple-mfd"; usbphy: usbphy { compatible = "rockchip,rk3066a-usb-phy"; #address-cells = <1>; #size-cells = <0>; status = "disabled"; usbphy0: usb-phy@17c { reg = <0x17c>; clocks = <&cru SCLK_OTGPHY0>; clock-names = "phyclk"; #clock-cells = <0>; #phy-cells = <0>; }; usbphy1: usb-phy@188 { reg = <0x188>; clocks = <&cru SCLK_OTGPHY1>; clock-names = "phyclk"; #clock-cells = <0>; #phy-cells = <0>; }; }; }; &i2c0 { pinctrl-names = "default"; pinctrl-0 = <&i2c0_xfer>; }; &i2c1 { pinctrl-names = "default"; pinctrl-0 = <&i2c1_xfer>; }; &i2c2 { pinctrl-names = "default"; pinctrl-0 = <&i2c2_xfer>; }; &i2c3 { pinctrl-names = "default"; pinctrl-0 = <&i2c3_xfer>; }; &i2c4 { pinctrl-names = "default"; pinctrl-0 = <&i2c4_xfer>; }; &mmc0 { clock-frequency = <50000000>; dmas = <&dmac2 1>; dma-names = "rx-tx"; max-frequency = <50000000>; pinctrl-names = "default"; pinctrl-0 = <&sd0_clk &sd0_cmd &sd0_cd &sd0_bus4>; }; &mmc1 { dmas = <&dmac2 3>; dma-names = "rx-tx"; pinctrl-names = "default"; pinctrl-0 = <&sd1_clk &sd1_cmd &sd1_cd &sd1_bus4>; }; &emmc { dmas = <&dmac2 4>; dma-names = "rx-tx"; }; &pmu { power: power-controller { compatible = "rockchip,rk3066-power-controller"; #power-domain-cells = <1>; #address-cells = <1>; #size-cells = <0>; power-domain@RK3066_PD_VIO { reg = ; clocks = <&cru ACLK_LCDC0>, <&cru ACLK_LCDC1>, <&cru DCLK_LCDC0>, <&cru DCLK_LCDC1>, <&cru HCLK_LCDC0>, <&cru HCLK_LCDC1>, <&cru SCLK_CIF1>, <&cru ACLK_CIF1>, <&cru HCLK_CIF1>, <&cru SCLK_CIF0>, <&cru ACLK_CIF0>, <&cru HCLK_CIF0>, <&cru HCLK_HDMI>, <&cru ACLK_IPP>, <&cru HCLK_IPP>, <&cru ACLK_RGA>, <&cru HCLK_RGA>; pm_qos = <&qos_lcdc0>, <&qos_lcdc1>, <&qos_cif0>, <&qos_cif1>, <&qos_ipp>, <&qos_rga>; #power-domain-cells = <0>; }; power-domain@RK3066_PD_VIDEO { reg = ; clocks = <&cru ACLK_VDPU>, <&cru ACLK_VEPU>, <&cru HCLK_VDPU>, <&cru HCLK_VEPU>; pm_qos = <&qos_vpu>; #power-domain-cells = <0>; }; power-domain@RK3066_PD_GPU { reg = ; clocks = <&cru ACLK_GPU>; pm_qos = <&qos_gpu>; #power-domain-cells = <0>; }; }; }; &pwm0 { pinctrl-names = "default"; pinctrl-0 = <&pwm0_out>; }; &pwm1 { pinctrl-names = "default"; pinctrl-0 = <&pwm1_out>; }; &pwm2 { pinctrl-names = "default"; pinctrl-0 = <&pwm2_out>; }; &pwm3 { pinctrl-names = "default"; pinctrl-0 = <&pwm3_out>; }; &spi0 { pinctrl-names = "default"; pinctrl-0 = <&spi0_clk &spi0_tx &spi0_rx &spi0_cs0>; }; &spi1 { pinctrl-names = "default"; pinctrl-0 = <&spi1_clk &spi1_tx &spi1_rx &spi1_cs0>; }; &uart0 { compatible = "rockchip,rk3066-uart", "snps,dw-apb-uart"; dmas = <&dmac1_s 0>, <&dmac1_s 1>; dma-names = "tx", "rx"; pinctrl-names = "default"; pinctrl-0 = <&uart0_xfer>; }; &uart1 { compatible = "rockchip,rk3066-uart", "snps,dw-apb-uart"; dmas = <&dmac1_s 2>, <&dmac1_s 3>; dma-names = "tx", "rx"; pinctrl-names = "default"; pinctrl-0 = <&uart1_xfer>; }; &uart2 { compatible = "rockchip,rk3066-uart", "snps,dw-apb-uart"; dmas = <&dmac2 6>, <&dmac2 7>; dma-names = "tx", "rx"; pinctrl-names = "default"; pinctrl-0 = <&uart2_xfer>; }; &uart3 { compatible = "rockchip,rk3066-uart", "snps,dw-apb-uart"; dmas = <&dmac2 8>, <&dmac2 9>; dma-names = "tx", "rx"; pinctrl-names = "default"; pinctrl-0 = <&uart3_xfer>; }; &vpu { power-domains = <&power RK3066_PD_VIDEO>; }; &wdt { compatible = "rockchip,rk3066-wdt", "snps,dw-wdt"; };