/* * Copyright 2014 Chen-Yu Tsai * * Chen-Yu Tsai * * This file is dual-licensed: you can use it either under the terms * of the GPL or the X11 license, at your option. Note that this dual * licensing only applies to this file, and not this project as a * whole. * * a) This file is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License as * published by the Free Software Foundation; either version 2 of the * License, or (at your option) any later version. * * This file is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * Or, alternatively, * * b) Permission is hereby granted, free of charge, to any person * obtaining a copy of this software and associated documentation * files (the "Software"), to deal in the Software without * restriction, including without limitation the rights to use, * copy, modify, merge, publish, distribute, sublicense, and/or * sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following * conditions: * * The above copyright notice and this permission notice shall be * included in all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR * OTHER DEALINGS IN THE SOFTWARE. */ #include "skeleton64.dtsi" #include #include / { interrupt-parent = <&gic>; cpus { #address-cells = <1>; #size-cells = <0>; cpu0: cpu@0 { compatible = "arm,cortex-a7"; device_type = "cpu"; reg = <0x0>; }; cpu1: cpu@1 { compatible = "arm,cortex-a7"; device_type = "cpu"; reg = <0x1>; }; cpu2: cpu@2 { compatible = "arm,cortex-a7"; device_type = "cpu"; reg = <0x2>; }; cpu3: cpu@3 { compatible = "arm,cortex-a7"; device_type = "cpu"; reg = <0x3>; }; cpu4: cpu@100 { compatible = "arm,cortex-a15"; device_type = "cpu"; reg = <0x100>; }; cpu5: cpu@101 { compatible = "arm,cortex-a15"; device_type = "cpu"; reg = <0x101>; }; cpu6: cpu@102 { compatible = "arm,cortex-a15"; device_type = "cpu"; reg = <0x102>; }; cpu7: cpu@103 { compatible = "arm,cortex-a15"; device_type = "cpu"; reg = <0x103>; }; }; memory { /* 8GB max. with LPAE */ reg = <0 0x20000000 0x02 0>; }; timer { compatible = "arm,armv7-timer"; interrupts = , , , ; clock-frequency = <24000000>; arm,cpu-registers-not-fw-configured; }; clocks { #address-cells = <1>; #size-cells = <1>; /* * map 64 bit address range down to 32 bits, * as the peripherals are all under 512MB. */ ranges = <0 0 0 0x20000000>; osc24M: osc24M_clk { #clock-cells = <0>; compatible = "fixed-clock"; clock-frequency = <24000000>; clock-output-names = "osc24M"; }; osc32k: osc32k_clk { #clock-cells = <0>; compatible = "fixed-clock"; clock-frequency = <32768>; clock-output-names = "osc32k"; }; usb_mod_clk: clk@00a08000 { #clock-cells = <1>; #reset-cells = <1>; compatible = "allwinner,sun9i-a80-usb-mod-clk"; reg = <0x00a08000 0x4>; clocks = <&ahb1_gates 1>; clock-output-names = "usb0_ahb", "usb_ohci0", "usb1_ahb", "usb_ohci1", "usb2_ahb", "usb_ohci2"; }; usb_phy_clk: clk@00a08004 { #clock-cells = <1>; #reset-cells = <1>; compatible = "allwinner,sun9i-a80-usb-phy-clk"; reg = <0x00a08004 0x4>; clocks = <&ahb1_gates 1>; clock-output-names = "usb_phy0", "usb_hsic1_480M", "usb_phy1", "usb_hsic2_480M", "usb_phy2", "usb_hsic_12M"; }; pll3: clk@06000008 { /* placeholder until implemented */ #clock-cells = <0>; compatible = "fixed-clock"; clock-rate = <0>; clock-output-names = "pll3"; }; pll4: clk@0600000c { #clock-cells = <0>; compatible = "allwinner,sun9i-a80-pll4-clk"; reg = <0x0600000c 0x4>; clocks = <&osc24M>; clock-output-names = "pll4"; }; pll12: clk@0600002c { #clock-cells = <0>; compatible = "allwinner,sun9i-a80-pll4-clk"; reg = <0x0600002c 0x4>; clocks = <&osc24M>; clock-output-names = "pll12"; }; gt_clk: clk@0600005c { #clock-cells = <0>; compatible = "allwinner,sun9i-a80-gt-clk"; reg = <0x0600005c 0x4>; clocks = <&osc24M>, <&pll4>, <&pll12>, <&pll12>; clock-output-names = "gt"; }; ahb0: clk@06000060 { #clock-cells = <0>; compatible = "allwinner,sun9i-a80-ahb-clk"; reg = <0x06000060 0x4>; clocks = <>_clk>, <&pll4>, <&pll12>, <&pll12>; clock-output-names = "ahb0"; }; ahb1: clk@06000064 { #clock-cells = <0>; compatible = "allwinner,sun9i-a80-ahb-clk"; reg = <0x06000064 0x4>; clocks = <>_clk>, <&pll4>, <&pll12>, <&pll12>; clock-output-names = "ahb1"; }; ahb2: clk@06000068 { #clock-cells = <0>; compatible = "allwinner,sun9i-a80-ahb-clk"; reg = <0x06000068 0x4>; clocks = <>_clk>, <&pll4>, <&pll12>, <&pll12>; clock-output-names = "ahb2"; }; apb0: clk@06000070 { #clock-cells = <0>; compatible = "allwinner,sun9i-a80-apb0-clk"; reg = <0x06000070 0x4>; clocks = <&osc24M>, <&pll4>; clock-output-names = "apb0"; }; apb1: clk@06000074 { #clock-cells = <0>; compatible = "allwinner,sun9i-a80-apb1-clk"; reg = <0x06000074 0x4>; clocks = <&osc24M>, <&pll4>; clock-output-names = "apb1"; }; cci400_clk: clk@06000078 { #clock-cells = <0>; compatible = "allwinner,sun9i-a80-gt-clk"; reg = <0x06000078 0x4>; clocks = <&osc24M>, <&pll4>, <&pll12>, <&pll12>; clock-output-names = "cci400"; }; mmc0_clk: clk@06000410 { #clock-cells = <1>; compatible = "allwinner,sun9i-a80-mmc-clk"; reg = <0x06000410 0x4>; clocks = <&osc24M>, <&pll4>; clock-output-names = "mmc0", "mmc0_output", "mmc0_sample"; }; mmc1_clk: clk@06000414 { #clock-cells = <1>; compatible = "allwinner,sun9i-a80-mmc-clk"; reg = <0x06000414 0x4>; clocks = <&osc24M>, <&pll4>; clock-output-names = "mmc1", "mmc1_output", "mmc1_sample"; }; mmc2_clk: clk@06000418 { #clock-cells = <1>; compatible = "allwinner,sun9i-a80-mmc-clk"; reg = <0x06000418 0x4>; clocks = <&osc24M>, <&pll4>; clock-output-names = "mmc2", "mmc2_output", "mmc2_sample"; }; mmc3_clk: clk@0600041c { #clock-cells = <1>; compatible = "allwinner,sun9i-a80-mmc-clk"; reg = <0x0600041c 0x4>; clocks = <&osc24M>, <&pll4>; clock-output-names = "mmc3", "mmc3_output", "mmc3_sample"; }; ahb0_gates: clk@06000580 { #clock-cells = <1>; compatible = "allwinner,sun9i-a80-ahb0-gates-clk"; reg = <0x06000580 0x4>; clocks = <&ahb0>; clock-indices = <0>, <1>, <3>, <5>, <8>, <12>, <13>, <14>, <15>, <16>, <18>, <20>, <21>, <22>, <23>; clock-output-names = "ahb0_fd", "ahb0_ve", "ahb0_gpu", "ahb0_ss", "ahb0_sd", "ahb0_nand1", "ahb0_nand0", "ahb0_sdram", "ahb0_mipi_hsi", "ahb0_sata", "ahb0_ts", "ahb0_spi0", "ahb0_spi1", "ahb0_spi2", "ahb0_spi3"; }; ahb1_gates: clk@06000584 { #clock-cells = <1>; compatible = "allwinner,sun9i-a80-ahb1-gates-clk"; reg = <0x06000584 0x4>; clocks = <&ahb1>; clock-indices = <0>, <1>, <17>, <21>, <22>, <23>, <24>; clock-output-names = "ahb1_usbotg", "ahb1_usbhci", "ahb1_gmac", "ahb1_msgbox", "ahb1_spinlock", "ahb1_hstimer", "ahb1_dma"; }; ahb2_gates: clk@06000588 { #clock-cells = <1>; compatible = "allwinner,sun9i-a80-ahb2-gates-clk"; reg = <0x06000588 0x4>; clocks = <&ahb2>; clock-indices = <0>, <1>, <2>, <4>, <5>, <7>, <8>, <11>; clock-output-names = "ahb2_lcd0", "ahb2_lcd1", "ahb2_edp", "ahb2_csi", "ahb2_hdmi", "ahb2_de", "ahb2_mp", "ahb2_mipi_dsi"; }; apb0_gates: clk@06000590 { #clock-cells = <1>; compatible = "allwinner,sun9i-a80-apb0-gates-clk"; reg = <0x06000590 0x4>; clocks = <&apb0>; clock-indices = <1>, <5>, <11>, <12>, <13>, <15>, <17>, <18>, <19>; clock-output-names = "apb0_spdif", "apb0_pio", "apb0_ac97", "apb0_i2s0", "apb0_i2s1", "apb0_lradc", "apb0_gpadc", "apb0_twd", "apb0_cirtx"; }; apb1_gates: clk@06000594 { #clock-cells = <1>; compatible = "allwinner,sun9i-a80-apb1-gates-clk"; reg = <0x06000594 0x4>; clocks = <&apb1>; clock-indices = <0>, <1>, <2>, <3>, <4>, <16>, <17>, <18>, <19>, <20>, <21>; clock-output-names = "apb1_i2c0", "apb1_i2c1", "apb1_i2c2", "apb1_i2c3", "apb1_i2c4", "apb1_uart0", "apb1_uart1", "apb1_uart2", "apb1_uart3", "apb1_uart4", "apb1_uart5"; }; cpus_clk: clk@08001410 { compatible = "allwinner,sun9i-a80-cpus-clk"; reg = <0x08001410 0x4>; #clock-cells = <0>; clocks = <&osc32k>, <&osc24M>, <&pll4>, <&pll3>; clock-output-names = "cpus"; }; ahbs: ahbs_clk { compatible = "fixed-factor-clock"; #clock-cells = <0>; clock-div = <1>; clock-mult = <1>; clocks = <&cpus_clk>; clock-output-names = "ahbs"; }; apbs: clk@0800141c { compatible = "allwinner,sun8i-a23-apb0-clk"; reg = <0x0800141c 0x4>; #clock-cells = <0>; clocks = <&ahbs>; clock-output-names = "apbs"; }; apbs_gates: clk@08001428 { compatible = "allwinner,sun9i-a80-apbs-gates-clk"; reg = <0x08001428 0x4>; #clock-cells = <1>; clocks = <&apbs>; clock-indices = <0>, <1>, <2>, <3>, <4>, <5>, <6>, <7>, <12>, <13>, <16>, <17>, <18>, <20>; clock-output-names = "apbs_pio", "apbs_ir", "apbs_timer", "apbs_rsb", "apbs_uart", "apbs_1wire", "apbs_i2c0", "apbs_i2c1", "apbs_ps2_0", "apbs_ps2_1", "apbs_dma", "apbs_i2s0", "apbs_i2s1", "apbs_twd"; }; r_1wire_clk: clk@08001450 { reg = <0x08001450 0x4>; #clock-cells = <0>; compatible = "allwinner,sun4i-a10-mod0-clk"; clocks = <&osc32k>, <&osc24M>; clock-output-names = "r_1wire"; }; r_ir_clk: clk@08001454 { reg = <0x08001454 0x4>; #clock-cells = <0>; compatible = "allwinner,sun4i-a10-mod0-clk"; clocks = <&osc32k>, <&osc24M>; clock-output-names = "r_ir"; }; }; soc { compatible = "simple-bus"; #address-cells = <1>; #size-cells = <1>; /* * map 64 bit address range down to 32 bits, * as the peripherals are all under 512MB. */ ranges = <0 0 0 0x20000000>; ehci0: usb@00a00000 { compatible = "allwinner,sun9i-a80-ehci", "generic-ehci"; reg = <0x00a00000 0x100>; interrupts = ; clocks = <&usb_mod_clk 1>; resets = <&usb_mod_clk 17>; phys = <&usbphy1>; phy-names = "usb"; status = "disabled"; }; ohci0: usb@00a00400 { compatible = "allwinner,sun9i-a80-ohci", "generic-ohci"; reg = <0x00a00400 0x100>; interrupts = ; clocks = <&usb_mod_clk 1>, <&usb_mod_clk 2>; resets = <&usb_mod_clk 17>; phys = <&usbphy1>; phy-names = "usb"; status = "disabled"; }; usbphy1: phy@00a00800 { compatible = "allwinner,sun9i-a80-usb-phy"; reg = <0x00a00800 0x4>; clocks = <&usb_phy_clk 1>; clock-names = "phy"; resets = <&usb_phy_clk 17>; reset-names = "phy"; status = "disabled"; #phy-cells = <0>; }; ehci1: usb@00a01000 { compatible = "allwinner,sun9i-a80-ehci", "generic-ehci"; reg = <0x00a01000 0x100>; interrupts = ; clocks = <&usb_mod_clk 3>; resets = <&usb_mod_clk 18>; phys = <&usbphy2>; phy-names = "usb"; status = "disabled"; }; usbphy2: phy@00a01800 { compatible = "allwinner,sun9i-a80-usb-phy"; reg = <0x00a01800 0x4>; clocks = <&usb_phy_clk 2>, <&usb_phy_clk 10>, <&usb_phy_clk 3>; clock-names = "hsic_480M", "hsic_12M", "phy"; resets = <&usb_phy_clk 18>, <&usb_phy_clk 19>; reset-names = "hsic", "phy"; status = "disabled"; #phy-cells = <0>; /* usb1 is always used with HSIC */ phy_type = "hsic"; }; ehci2: usb@00a02000 { compatible = "allwinner,sun9i-a80-ehci", "generic-ehci"; reg = <0x00a02000 0x100>; interrupts = ; clocks = <&usb_mod_clk 5>; resets = <&usb_mod_clk 19>; phys = <&usbphy3>; phy-names = "usb"; status = "disabled"; }; ohci2: usb@00a02400 { compatible = "allwinner,sun9i-a80-ohci", "generic-ohci"; reg = <0x00a02400 0x100>; interrupts = ; clocks = <&usb_mod_clk 5>, <&usb_mod_clk 6>; resets = <&usb_mod_clk 19>; phys = <&usbphy3>; phy-names = "usb"; status = "disabled"; }; usbphy3: phy@00a02800 { compatible = "allwinner,sun9i-a80-usb-phy"; reg = <0x00a02800 0x4>; clocks = <&usb_phy_clk 4>, <&usb_phy_clk 10>, <&usb_phy_clk 5>; clock-names = "hsic_480M", "hsic_12M", "phy"; resets = <&usb_phy_clk 20>, <&usb_phy_clk 21>; reset-names = "hsic", "phy"; status = "disabled"; #phy-cells = <0>; }; mmc0: mmc@01c0f000 { compatible = "allwinner,sun5i-a13-mmc"; reg = <0x01c0f000 0x1000>; clocks = <&mmc_config_clk 0>, <&mmc0_clk 0>, <&mmc0_clk 1>, <&mmc0_clk 2>; clock-names = "ahb", "mmc", "output", "sample"; resets = <&mmc_config_clk 0>; reset-names = "ahb"; interrupts = ; status = "disabled"; #address-cells = <1>; #size-cells = <0>; }; mmc1: mmc@01c10000 { compatible = "allwinner,sun5i-a13-mmc"; reg = <0x01c10000 0x1000>; clocks = <&mmc_config_clk 1>, <&mmc1_clk 0>, <&mmc1_clk 1>, <&mmc1_clk 2>; clock-names = "ahb", "mmc", "output", "sample"; resets = <&mmc_config_clk 1>; reset-names = "ahb"; interrupts = ; status = "disabled"; #address-cells = <1>; #size-cells = <0>; }; mmc2: mmc@01c11000 { compatible = "allwinner,sun5i-a13-mmc"; reg = <0x01c11000 0x1000>; clocks = <&mmc_config_clk 2>, <&mmc2_clk 0>, <&mmc2_clk 1>, <&mmc2_clk 2>; clock-names = "ahb", "mmc", "output", "sample"; resets = <&mmc_config_clk 2>; reset-names = "ahb"; interrupts = ; status = "disabled"; #address-cells = <1>; #size-cells = <0>; }; mmc3: mmc@01c12000 { compatible = "allwinner,sun5i-a13-mmc"; reg = <0x01c12000 0x1000>; clocks = <&mmc_config_clk 3>, <&mmc3_clk 0>, <&mmc3_clk 1>, <&mmc3_clk 2>; clock-names = "ahb", "mmc", "output", "sample"; resets = <&mmc_config_clk 3>; reset-names = "ahb"; interrupts = ; status = "disabled"; #address-cells = <1>; #size-cells = <0>; }; mmc_config_clk: clk@01c13000 { compatible = "allwinner,sun9i-a80-mmc-config-clk"; reg = <0x01c13000 0x10>; clocks = <&ahb0_gates 8>; clock-names = "ahb"; resets = <&ahb0_resets 8>; reset-names = "ahb"; #clock-cells = <1>; #reset-cells = <1>; clock-output-names = "mmc0_config", "mmc1_config", "mmc2_config", "mmc3_config"; }; gic: interrupt-controller@01c41000 { compatible = "arm,cortex-a7-gic", "arm,cortex-a15-gic"; reg = <0x01c41000 0x1000>, <0x01c42000 0x1000>, <0x01c44000 0x2000>, <0x01c46000 0x2000>; interrupt-controller; #interrupt-cells = <3>; interrupts = ; }; ahb0_resets: reset@060005a0 { #reset-cells = <1>; compatible = "allwinner,sun6i-a31-clock-reset"; reg = <0x060005a0 0x4>; }; ahb1_resets: reset@060005a4 { #reset-cells = <1>; compatible = "allwinner,sun6i-a31-clock-reset"; reg = <0x060005a4 0x4>; }; ahb2_resets: reset@060005a8 { #reset-cells = <1>; compatible = "allwinner,sun6i-a31-clock-reset"; reg = <0x060005a8 0x4>; }; apb0_resets: reset@060005b0 { #reset-cells = <1>; compatible = "allwinner,sun6i-a31-clock-reset"; reg = <0x060005b0 0x4>; }; apb1_resets: reset@060005b4 { #reset-cells = <1>; compatible = "allwinner,sun6i-a31-clock-reset"; reg = <0x060005b4 0x4>; }; timer@06000c00 { compatible = "allwinner,sun4i-a10-timer"; reg = <0x06000c00 0xa0>; interrupts = , , , , , ; clocks = <&osc24M>; }; wdt: watchdog@06000ca0 { compatible = "allwinner,sun6i-a31-wdt"; reg = <0x06000ca0 0x20>; interrupts = ; }; pio: pinctrl@06000800 { compatible = "allwinner,sun9i-a80-pinctrl"; reg = <0x06000800 0x400>; interrupts = , , , , ; clocks = <&apb0_gates 5>; gpio-controller; interrupt-controller; #interrupt-cells = <3>; #size-cells = <0>; #gpio-cells = <3>; i2c3_pins_a: i2c3@0 { allwinner,pins = "PG10", "PG11"; allwinner,function = "i2c3"; allwinner,drive = ; allwinner,pull = ; }; mmc0_pins: mmc0 { allwinner,pins = "PF0", "PF1" ,"PF2", "PF3", "PF4", "PF5"; allwinner,function = "mmc0"; allwinner,drive = ; allwinner,pull = ; }; mmc2_8bit_pins: mmc2_8bit { allwinner,pins = "PC6", "PC7", "PC8", "PC9", "PC10", "PC11", "PC12", "PC13", "PC14", "PC15"; allwinner,function = "mmc2"; allwinner,drive = ; allwinner,pull = ; }; uart0_pins_a: uart0@0 { allwinner,pins = "PH12", "PH13"; allwinner,function = "uart0"; allwinner,drive = ; allwinner,pull = ; }; uart4_pins_a: uart4@0 { allwinner,pins = "PG12", "PG13", "PG14", "PG15"; allwinner,function = "uart4"; allwinner,drive = ; allwinner,pull = ; }; }; uart0: serial@07000000 { compatible = "snps,dw-apb-uart"; reg = <0x07000000 0x400>; interrupts = ; reg-shift = <2>; reg-io-width = <4>; clocks = <&apb1_gates 16>; resets = <&apb1_resets 16>; status = "disabled"; }; uart1: serial@07000400 { compatible = "snps,dw-apb-uart"; reg = <0x07000400 0x400>; interrupts = ; reg-shift = <2>; reg-io-width = <4>; clocks = <&apb1_gates 17>; resets = <&apb1_resets 17>; status = "disabled"; }; uart2: serial@07000800 { compatible = "snps,dw-apb-uart"; reg = <0x07000800 0x400>; interrupts = ; reg-shift = <2>; reg-io-width = <4>; clocks = <&apb1_gates 18>; resets = <&apb1_resets 18>; status = "disabled"; }; uart3: serial@07000c00 { compatible = "snps,dw-apb-uart"; reg = <0x07000c00 0x400>; interrupts = ; reg-shift = <2>; reg-io-width = <4>; clocks = <&apb1_gates 19>; resets = <&apb1_resets 19>; status = "disabled"; }; uart4: serial@07001000 { compatible = "snps,dw-apb-uart"; reg = <0x07001000 0x400>; interrupts = ; reg-shift = <2>; reg-io-width = <4>; clocks = <&apb1_gates 20>; resets = <&apb1_resets 20>; status = "disabled"; }; uart5: serial@07001400 { compatible = "snps,dw-apb-uart"; reg = <0x07001400 0x400>; interrupts = ; reg-shift = <2>; reg-io-width = <4>; clocks = <&apb1_gates 21>; resets = <&apb1_resets 21>; status = "disabled"; }; i2c0: i2c@07002800 { compatible = "allwinner,sun6i-a31-i2c"; reg = <0x07002800 0x400>; interrupts = ; clocks = <&apb1_gates 0>; resets = <&apb1_resets 0>; status = "disabled"; #address-cells = <1>; #size-cells = <0>; }; i2c1: i2c@07002c00 { compatible = "allwinner,sun6i-a31-i2c"; reg = <0x07002c00 0x400>; interrupts = ; clocks = <&apb1_gates 1>; resets = <&apb1_resets 1>; status = "disabled"; #address-cells = <1>; #size-cells = <0>; }; i2c2: i2c@07003000 { compatible = "allwinner,sun6i-a31-i2c"; reg = <0x07003000 0x400>; interrupts = ; clocks = <&apb1_gates 2>; resets = <&apb1_resets 2>; status = "disabled"; #address-cells = <1>; #size-cells = <0>; }; i2c3: i2c@07003400 { compatible = "allwinner,sun6i-a31-i2c"; reg = <0x07003400 0x400>; interrupts = ; clocks = <&apb1_gates 3>; resets = <&apb1_resets 3>; status = "disabled"; #address-cells = <1>; #size-cells = <0>; }; i2c4: i2c@07003800 { compatible = "allwinner,sun6i-a31-i2c"; reg = <0x07003800 0x400>; interrupts = ; clocks = <&apb1_gates 4>; resets = <&apb1_resets 4>; status = "disabled"; #address-cells = <1>; #size-cells = <0>; }; r_wdt: watchdog@08001000 { compatible = "allwinner,sun6i-a31-wdt"; reg = <0x08001000 0x20>; interrupts = ; }; apbs_rst: reset@080014b0 { reg = <0x080014b0 0x4>; compatible = "allwinner,sun6i-a31-clock-reset"; #reset-cells = <1>; }; r_uart: serial@08002800 { compatible = "snps,dw-apb-uart"; reg = <0x08002800 0x400>; interrupts = ; reg-shift = <2>; reg-io-width = <4>; clocks = <&apbs_gates 4>; resets = <&apbs_rst 4>; status = "disabled"; }; }; };