/* * Copyright 2014 Chen-Yu Tsai * * Chen-Yu Tsai <wens@csie.org> * * 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 <dt-bindings/interrupt-controller/arm-gic.h> #include <dt-bindings/clock/sun6i-rtc.h> #include <dt-bindings/clock/sun8i-a23-a33-ccu.h> #include <dt-bindings/reset/sun8i-a23-a33-ccu.h> / { interrupt-parent = <&gic>; #address-cells = <1>; #size-cells = <1>; chosen { #address-cells = <1>; #size-cells = <1>; ranges; simplefb_lcd: framebuffer-lcd0 { compatible = "allwinner,simple-framebuffer", "simple-framebuffer"; allwinner,pipeline = "de_be0-lcd0"; clocks = <&ccu CLK_BUS_LCD>, <&ccu CLK_BUS_DE_BE>, <&ccu CLK_LCD_CH0>, <&ccu CLK_DE_BE>, <&ccu CLK_DRAM_DE_BE>, <&ccu CLK_DRC>; status = "disabled"; }; }; de: display-engine { /* compatible gets set in SoC specific dtsi file */ allwinner,pipelines = <&fe0>; status = "disabled"; }; timer { compatible = "arm,armv7-timer"; interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>, <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>, <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>, <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>; clock-frequency = <24000000>; arm,cpu-registers-not-fw-configured; }; cpus { enable-method = "allwinner,sun8i-a23"; #address-cells = <1>; #size-cells = <0>; cpu0: cpu@0 { compatible = "arm,cortex-a7"; device_type = "cpu"; reg = <0>; }; cpu@1 { compatible = "arm,cortex-a7"; device_type = "cpu"; reg = <1>; }; }; clocks { #address-cells = <1>; #size-cells = <1>; ranges; osc24M: osc24M_clk { #clock-cells = <0>; compatible = "fixed-clock"; clock-frequency = <24000000>; clock-accuracy = <50000>; clock-output-names = "osc24M"; }; ext_osc32k: ext_osc32k_clk { #clock-cells = <0>; compatible = "fixed-clock"; clock-frequency = <32768>; clock-accuracy = <50000>; clock-output-names = "ext-osc32k"; }; }; soc { compatible = "simple-bus"; #address-cells = <1>; #size-cells = <1>; ranges; system-control@1c00000 { compatible = "allwinner,sun8i-a23-system-control"; reg = <0x01c00000 0x30>; #address-cells = <1>; #size-cells = <1>; ranges; sram_c: sram@1d00000 { compatible = "mmio-sram"; reg = <0x01d00000 0x80000>; #address-cells = <1>; #size-cells = <1>; ranges = <0 0x01d00000 0x80000>; ve_sram: sram-section@0 { compatible = "allwinner,sun8i-a23-sram-c1", "allwinner,sun4i-a10-sram-c1"; reg = <0x000000 0x80000>; }; }; }; dma: dma-controller@1c02000 { compatible = "allwinner,sun8i-a23-dma"; reg = <0x01c02000 0x1000>; interrupts = <GIC_SPI 50 IRQ_TYPE_LEVEL_HIGH>; clocks = <&ccu CLK_BUS_DMA>; resets = <&ccu RST_BUS_DMA>; #dma-cells = <1>; }; nfc: nand-controller@1c03000 { compatible = "allwinner,sun8i-a23-nand-controller"; reg = <0x01c03000 0x1000>; interrupts = <GIC_SPI 70 IRQ_TYPE_LEVEL_HIGH>; clocks = <&ccu CLK_BUS_NAND>, <&ccu CLK_NAND>; clock-names = "ahb", "mod"; resets = <&ccu RST_BUS_NAND>; reset-names = "ahb"; dmas = <&dma 5>; dma-names = "rxtx"; pinctrl-names = "default"; pinctrl-0 = <&nand_pins &nand_cs0_pin &nand_rb0_pin>; status = "disabled"; #address-cells = <1>; #size-cells = <0>; }; tcon0: lcd-controller@1c0c000 { /* compatible gets set in SoC specific dtsi file */ reg = <0x01c0c000 0x1000>; interrupts = <GIC_SPI 86 IRQ_TYPE_LEVEL_HIGH>; dmas = <&dma 12>; clocks = <&ccu CLK_BUS_LCD>, <&ccu CLK_LCD_CH0>, <&ccu 13>; clock-names = "ahb", "tcon-ch0", "lvds-alt"; clock-output-names = "tcon-data-clock"; #clock-cells = <0>; resets = <&ccu RST_BUS_LCD>, <&ccu RST_BUS_LVDS>; reset-names = "lcd", "lvds"; status = "disabled"; ports { #address-cells = <1>; #size-cells = <0>; tcon0_in: port@0 { reg = <0>; tcon0_in_drc0: endpoint { remote-endpoint = <&drc0_out_tcon0>; }; }; tcon0_out: port@1 { reg = <1>; }; }; }; mmc0: mmc@1c0f000 { compatible = "allwinner,sun7i-a20-mmc"; reg = <0x01c0f000 0x1000>; clocks = <&ccu CLK_BUS_MMC0>, <&ccu CLK_MMC0>, <&ccu CLK_MMC0_OUTPUT>, <&ccu CLK_MMC0_SAMPLE>; clock-names = "ahb", "mmc", "output", "sample"; resets = <&ccu RST_BUS_MMC0>; reset-names = "ahb"; interrupts = <GIC_SPI 60 IRQ_TYPE_LEVEL_HIGH>; pinctrl-names = "default"; pinctrl-0 = <&mmc0_pins>; status = "disabled"; #address-cells = <1>; #size-cells = <0>; }; mmc1: mmc@1c10000 { compatible = "allwinner,sun7i-a20-mmc"; reg = <0x01c10000 0x1000>; clocks = <&ccu CLK_BUS_MMC1>, <&ccu CLK_MMC1>, <&ccu CLK_MMC1_OUTPUT>, <&ccu CLK_MMC1_SAMPLE>; clock-names = "ahb", "mmc", "output", "sample"; resets = <&ccu RST_BUS_MMC1>; reset-names = "ahb"; interrupts = <GIC_SPI 61 IRQ_TYPE_LEVEL_HIGH>; status = "disabled"; #address-cells = <1>; #size-cells = <0>; }; mmc2: mmc@1c11000 { compatible = "allwinner,sun7i-a20-mmc"; reg = <0x01c11000 0x1000>; clocks = <&ccu CLK_BUS_MMC2>, <&ccu CLK_MMC2>, <&ccu CLK_MMC2_OUTPUT>, <&ccu CLK_MMC2_SAMPLE>; clock-names = "ahb", "mmc", "output", "sample"; resets = <&ccu RST_BUS_MMC2>; reset-names = "ahb"; interrupts = <GIC_SPI 62 IRQ_TYPE_LEVEL_HIGH>; status = "disabled"; #address-cells = <1>; #size-cells = <0>; }; usb_otg: usb@1c19000 { /* compatible gets set in SoC specific dtsi file */ reg = <0x01c19000 0x0400>; clocks = <&ccu CLK_BUS_OTG>; resets = <&ccu RST_BUS_OTG>; interrupts = <GIC_SPI 71 IRQ_TYPE_LEVEL_HIGH>; interrupt-names = "mc"; phys = <&usbphy 0>; phy-names = "usb"; extcon = <&usbphy 0>; dr_mode = "otg"; status = "disabled"; }; usbphy: phy@1c19400 { /* * compatible and address regions get set in * SoC specific dtsi file */ clocks = <&ccu CLK_USB_PHY0>, <&ccu CLK_USB_PHY1>; clock-names = "usb0_phy", "usb1_phy"; resets = <&ccu RST_USB_PHY0>, <&ccu RST_USB_PHY1>; reset-names = "usb0_reset", "usb1_reset"; status = "disabled"; #phy-cells = <1>; }; ehci0: usb@1c1a000 { compatible = "allwinner,sun8i-a23-ehci", "generic-ehci"; reg = <0x01c1a000 0x100>; interrupts = <GIC_SPI 72 IRQ_TYPE_LEVEL_HIGH>; clocks = <&ccu CLK_BUS_EHCI>; resets = <&ccu RST_BUS_EHCI>; phys = <&usbphy 1>; phy-names = "usb"; status = "disabled"; }; ohci0: usb@1c1a400 { compatible = "allwinner,sun8i-a23-ohci", "generic-ohci"; reg = <0x01c1a400 0x100>; interrupts = <GIC_SPI 73 IRQ_TYPE_LEVEL_HIGH>; clocks = <&ccu CLK_BUS_OHCI>, <&ccu CLK_USB_OHCI>; resets = <&ccu RST_BUS_OHCI>; phys = <&usbphy 1>; phy-names = "usb"; status = "disabled"; }; ccu: clock@1c20000 { reg = <0x01c20000 0x400>; clocks = <&osc24M>, <&rtc CLK_OSC32K>; clock-names = "hosc", "losc"; #clock-cells = <1>; #reset-cells = <1>; }; pio: pinctrl@1c20800 { /* compatible gets set in SoC specific dtsi file */ reg = <0x01c20800 0x400>; interrupt-parent = <&r_intc>; /* interrupts get set in SoC specific dtsi file */ clocks = <&ccu CLK_BUS_PIO>, <&osc24M>, <&rtc CLK_OSC32K>; clock-names = "apb", "hosc", "losc"; gpio-controller; interrupt-controller; #interrupt-cells = <3>; #gpio-cells = <3>; i2c0_pins: i2c0-pins { pins = "PH2", "PH3"; function = "i2c0"; }; i2c1_pins: i2c1-pins { pins = "PH4", "PH5"; function = "i2c1"; }; i2c2_pins: i2c2-pins { pins = "PE12", "PE13"; function = "i2c2"; }; lcd_rgb666_pins: lcd-rgb666-pins { pins = "PD2", "PD3", "PD4", "PD5", "PD6", "PD7", "PD10", "PD11", "PD12", "PD13", "PD14", "PD15", "PD18", "PD19", "PD20", "PD21", "PD22", "PD23", "PD24", "PD25", "PD26", "PD27"; function = "lcd0"; }; mmc0_pins: mmc0-pins { pins = "PF0", "PF1", "PF2", "PF3", "PF4", "PF5"; function = "mmc0"; drive-strength = <30>; bias-pull-up; }; mmc1_pg_pins: mmc1-pg-pins { pins = "PG0", "PG1", "PG2", "PG3", "PG4", "PG5"; function = "mmc1"; drive-strength = <30>; bias-pull-up; }; mmc2_8bit_pins: mmc2-8bit-pins { pins = "PC5", "PC6", "PC8", "PC9", "PC10", "PC11", "PC12", "PC13", "PC14", "PC15", "PC16"; function = "mmc2"; drive-strength = <30>; bias-pull-up; }; nand_pins: nand-pins { pins = "PC0", "PC1", "PC2", "PC5", "PC8", "PC9", "PC10", "PC11", "PC12", "PC13", "PC14", "PC15"; function = "nand0"; }; nand_cs0_pin: nand-cs0-pin { pins = "PC4"; function = "nand0"; bias-pull-up; }; nand_cs1_pin: nand-cs1-pin { pins = "PC3"; function = "nand0"; bias-pull-up; }; nand_rb0_pin: nand-rb0-pin { pins = "PC6"; function = "nand0"; bias-pull-up; }; nand_rb1_pin: nand-rb1-pin { pins = "PC7"; function = "nand0"; bias-pull-up; }; pwm0_pin: pwm0-pin { pins = "PH0"; function = "pwm0"; }; uart0_pf_pins: uart0-pf-pins { pins = "PF2", "PF4"; function = "uart0"; }; uart1_pg_pins: uart1-pg-pins { pins = "PG6", "PG7"; function = "uart1"; }; uart1_cts_rts_pg_pins: uart1-cts-rts-pg-pins { pins = "PG8", "PG9"; function = "uart1"; }; }; timer@1c20c00 { compatible = "allwinner,sun8i-a23-timer"; reg = <0x01c20c00 0xa0>; interrupts = <GIC_SPI 18 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 19 IRQ_TYPE_LEVEL_HIGH>; clocks = <&osc24M>; }; wdt0: watchdog@1c20ca0 { compatible = "allwinner,sun6i-a31-wdt"; reg = <0x01c20ca0 0x20>; interrupts = <GIC_SPI 25 IRQ_TYPE_LEVEL_HIGH>; clocks = <&osc24M>; }; pwm: pwm@1c21400 { compatible = "allwinner,sun7i-a20-pwm"; reg = <0x01c21400 0xc>; clocks = <&osc24M>; #pwm-cells = <3>; status = "disabled"; }; lradc: lradc@1c22800 { compatible = "allwinner,sun4i-a10-lradc-keys"; reg = <0x01c22800 0x100>; interrupt-parent = <&r_intc>; interrupts = <GIC_SPI 30 IRQ_TYPE_LEVEL_HIGH>; status = "disabled"; }; uart0: serial@1c28000 { compatible = "snps,dw-apb-uart"; reg = <0x01c28000 0x400>; interrupts = <GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>; reg-shift = <2>; reg-io-width = <4>; clocks = <&ccu CLK_BUS_UART0>; resets = <&ccu RST_BUS_UART0>; dmas = <&dma 6>, <&dma 6>; dma-names = "tx", "rx"; status = "disabled"; }; uart1: serial@1c28400 { compatible = "snps,dw-apb-uart"; reg = <0x01c28400 0x400>; interrupts = <GIC_SPI 1 IRQ_TYPE_LEVEL_HIGH>; reg-shift = <2>; reg-io-width = <4>; clocks = <&ccu CLK_BUS_UART1>; resets = <&ccu RST_BUS_UART1>; dmas = <&dma 7>, <&dma 7>; dma-names = "tx", "rx"; status = "disabled"; }; uart2: serial@1c28800 { compatible = "snps,dw-apb-uart"; reg = <0x01c28800 0x400>; interrupts = <GIC_SPI 2 IRQ_TYPE_LEVEL_HIGH>; reg-shift = <2>; reg-io-width = <4>; clocks = <&ccu CLK_BUS_UART2>; resets = <&ccu RST_BUS_UART2>; dmas = <&dma 8>, <&dma 8>; dma-names = "tx", "rx"; status = "disabled"; }; uart3: serial@1c28c00 { compatible = "snps,dw-apb-uart"; reg = <0x01c28c00 0x400>; interrupts = <GIC_SPI 3 IRQ_TYPE_LEVEL_HIGH>; reg-shift = <2>; reg-io-width = <4>; clocks = <&ccu CLK_BUS_UART3>; resets = <&ccu RST_BUS_UART3>; dmas = <&dma 9>, <&dma 9>; dma-names = "tx", "rx"; status = "disabled"; }; uart4: serial@1c29000 { compatible = "snps,dw-apb-uart"; reg = <0x01c29000 0x400>; interrupts = <GIC_SPI 4 IRQ_TYPE_LEVEL_HIGH>; reg-shift = <2>; reg-io-width = <4>; clocks = <&ccu CLK_BUS_UART4>; resets = <&ccu RST_BUS_UART4>; dmas = <&dma 10>, <&dma 10>; dma-names = "tx", "rx"; status = "disabled"; }; i2c0: i2c@1c2ac00 { compatible = "allwinner,sun6i-a31-i2c"; reg = <0x01c2ac00 0x400>; interrupts = <GIC_SPI 6 IRQ_TYPE_LEVEL_HIGH>; clocks = <&ccu CLK_BUS_I2C0>; resets = <&ccu RST_BUS_I2C0>; pinctrl-names = "default"; pinctrl-0 = <&i2c0_pins>; status = "disabled"; #address-cells = <1>; #size-cells = <0>; }; i2c1: i2c@1c2b000 { compatible = "allwinner,sun6i-a31-i2c"; reg = <0x01c2b000 0x400>; interrupts = <GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>; clocks = <&ccu CLK_BUS_I2C1>; resets = <&ccu RST_BUS_I2C1>; pinctrl-names = "default"; pinctrl-0 = <&i2c1_pins>; status = "disabled"; #address-cells = <1>; #size-cells = <0>; }; i2c2: i2c@1c2b400 { compatible = "allwinner,sun6i-a31-i2c"; reg = <0x01c2b400 0x400>; interrupts = <GIC_SPI 8 IRQ_TYPE_LEVEL_HIGH>; clocks = <&ccu CLK_BUS_I2C2>; resets = <&ccu RST_BUS_I2C2>; pinctrl-names = "default"; pinctrl-0 = <&i2c2_pins>; status = "disabled"; #address-cells = <1>; #size-cells = <0>; }; mali: gpu@1c40000 { compatible = "allwinner,sun8i-a23-mali", "allwinner,sun7i-a20-mali", "arm,mali-400"; reg = <0x01c40000 0x10000>; interrupts = <GIC_SPI 97 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 98 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 99 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 100 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 102 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 103 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 101 IRQ_TYPE_LEVEL_HIGH>; interrupt-names = "gp", "gpmmu", "pp0", "ppmmu0", "pp1", "ppmmu1", "pmu"; clocks = <&ccu CLK_BUS_GPU>, <&ccu CLK_GPU>; clock-names = "bus", "core"; resets = <&ccu RST_BUS_GPU>; #cooling-cells = <2>; assigned-clocks = <&ccu CLK_GPU>; assigned-clock-rates = <384000000>; }; gic: interrupt-controller@1c81000 { compatible = "arm,gic-400"; reg = <0x01c81000 0x1000>, <0x01c82000 0x2000>, <0x01c84000 0x2000>, <0x01c86000 0x2000>; interrupt-controller; #interrupt-cells = <3>; interrupts = <GIC_PPI 9 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>; }; fe0: display-frontend@1e00000 { /* compatible gets set in SoC specific dtsi file */ reg = <0x01e00000 0x20000>; interrupts = <GIC_SPI 93 IRQ_TYPE_LEVEL_HIGH>; clocks = <&ccu CLK_BUS_DE_FE>, <&ccu CLK_DE_FE>, <&ccu CLK_DRAM_DE_FE>; clock-names = "ahb", "mod", "ram"; resets = <&ccu RST_BUS_DE_FE>; ports { #address-cells = <1>; #size-cells = <0>; fe0_out: port@1 { reg = <1>; fe0_out_be0: endpoint { remote-endpoint = <&be0_in_fe0>; }; }; }; }; be0: display-backend@1e60000 { /* compatible gets set in SoC specific dtsi file */ reg = <0x01e60000 0x10000>; interrupts = <GIC_SPI 95 IRQ_TYPE_LEVEL_HIGH>; clocks = <&ccu CLK_BUS_DE_BE>, <&ccu CLK_DE_BE>, <&ccu CLK_DRAM_DE_BE>; clock-names = "ahb", "mod", "ram"; resets = <&ccu RST_BUS_DE_BE>; ports { #address-cells = <1>; #size-cells = <0>; be0_in: port@0 { reg = <0>; be0_in_fe0: endpoint { remote-endpoint = <&fe0_out_be0>; }; }; be0_out: port@1 { reg = <1>; be0_out_drc0: endpoint { remote-endpoint = <&drc0_in_be0>; }; }; }; }; drc0: drc@1e70000 { /* compatible gets set in SoC specific dtsi file */ reg = <0x01e70000 0x10000>; interrupts = <GIC_SPI 91 IRQ_TYPE_LEVEL_HIGH>; clocks = <&ccu CLK_BUS_DRC>, <&ccu CLK_DRC>, <&ccu CLK_DRAM_DRC>; clock-names = "ahb", "mod", "ram"; resets = <&ccu RST_BUS_DRC>; ports { #address-cells = <1>; #size-cells = <0>; drc0_in: port@0 { reg = <0>; drc0_in_be0: endpoint { remote-endpoint = <&be0_out_drc0>; }; }; drc0_out: port@1 { reg = <1>; drc0_out_tcon0: endpoint { remote-endpoint = <&tcon0_in_drc0>; }; }; }; }; rtc: rtc@1f00000 { compatible = "allwinner,sun8i-a23-rtc"; reg = <0x01f00000 0x400>; interrupt-parent = <&r_intc>; interrupts = <GIC_SPI 40 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 41 IRQ_TYPE_LEVEL_HIGH>; clock-output-names = "osc32k", "osc32k-out"; clocks = <&ext_osc32k>; #clock-cells = <1>; }; r_intc: interrupt-controller@1f00c00 { compatible = "allwinner,sun6i-a31-r-intc"; interrupt-controller; #interrupt-cells = <3>; reg = <0x01f00c00 0x400>; interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_HIGH>; }; prcm@1f01400 { compatible = "allwinner,sun8i-a23-prcm"; reg = <0x01f01400 0x200>; ar100: ar100_clk { compatible = "fixed-factor-clock"; #clock-cells = <0>; clock-div = <1>; clock-mult = <1>; clocks = <&osc24M>; clock-output-names = "ar100"; }; ahb0: ahb0_clk { compatible = "fixed-factor-clock"; #clock-cells = <0>; clock-div = <1>; clock-mult = <1>; clocks = <&ar100>; clock-output-names = "ahb0"; }; apb0: apb0_clk { compatible = "allwinner,sun8i-a23-apb0-clk"; #clock-cells = <0>; clocks = <&ahb0>; clock-output-names = "apb0"; }; apb0_gates: apb0_gates_clk { compatible = "allwinner,sun8i-a23-apb0-gates-clk"; #clock-cells = <1>; clocks = <&apb0>; clock-output-names = "apb0_pio", "apb0_timer", "apb0_rsb", "apb0_uart", "apb0_i2c"; }; apb0_rst: apb0_rst { compatible = "allwinner,sun6i-a31-clock-reset"; #reset-cells = <1>; }; codec_analog: codec-analog { compatible = "allwinner,sun8i-a23-codec-analog"; }; }; cpucfg@1f01c00 { compatible = "allwinner,sun8i-a23-cpuconfig"; reg = <0x01f01c00 0x300>; }; r_uart: serial@1f02800 { compatible = "snps,dw-apb-uart"; reg = <0x01f02800 0x400>; interrupts = <GIC_SPI 38 IRQ_TYPE_LEVEL_HIGH>; reg-shift = <2>; reg-io-width = <4>; clocks = <&apb0_gates 4>; resets = <&apb0_rst 4>; status = "disabled"; }; r_i2c: i2c@1f02400 { compatible = "allwinner,sun8i-a23-i2c", "allwinner,sun6i-a31-i2c"; reg = <0x01f02400 0x400>; interrupts = <GIC_SPI 44 IRQ_TYPE_LEVEL_HIGH>; pinctrl-names = "default"; pinctrl-0 = <&r_i2c_pins>; clocks = <&apb0_gates 6>; resets = <&apb0_rst 6>; status = "disabled"; #address-cells = <1>; #size-cells = <0>; }; r_pio: pinctrl@1f02c00 { compatible = "allwinner,sun8i-a23-r-pinctrl"; reg = <0x01f02c00 0x400>; interrupt-parent = <&r_intc>; interrupts = <GIC_SPI 45 IRQ_TYPE_LEVEL_HIGH>; clocks = <&apb0_gates 0>, <&osc24M>, <&rtc CLK_OSC32K>; clock-names = "apb", "hosc", "losc"; gpio-controller; interrupt-controller; #interrupt-cells = <3>; #gpio-cells = <3>; r_i2c_pins: r-i2c-pins { pins = "PL0", "PL1"; function = "s_i2c"; bias-pull-up; }; r_rsb_pins: r-rsb-pins { pins = "PL0", "PL1"; function = "s_rsb"; drive-strength = <20>; bias-pull-up; }; r_uart_pins_a: r-uart-pins { pins = "PL2", "PL3"; function = "s_uart"; }; }; r_rsb: rsb@1f03400 { compatible = "allwinner,sun8i-a23-rsb"; reg = <0x01f03400 0x400>; interrupts = <GIC_SPI 39 IRQ_TYPE_LEVEL_HIGH>; clocks = <&apb0_gates 3>; clock-frequency = <3000000>; resets = <&apb0_rst 3>; pinctrl-names = "default"; pinctrl-0 = <&r_rsb_pins>; status = "disabled"; #address-cells = <1>; #size-cells = <0>; }; }; };