299 lines
6.6 KiB
Plaintext
299 lines
6.6 KiB
Plaintext
/*
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* ox820.dtsi - Device tree file for Oxford Semiconductor OX820 SoC
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*
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* Copyright (C) 2016 Neil Armstrong <narmstrong@baylibre.com>
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*
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* Licensed under GPLv2 or later
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*/
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/include/ "skeleton.dtsi"
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#include <dt-bindings/interrupt-controller/arm-gic.h>
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#include <dt-bindings/clock/oxsemi,ox820.h>
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#include <dt-bindings/reset/oxsemi,ox820.h>
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/ {
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compatible = "oxsemi,ox820";
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cpus {
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#address-cells = <1>;
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#size-cells = <0>;
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enable-method = "oxsemi,ox820-smp";
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cpu@0 {
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device_type = "cpu";
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compatible = "arm,arm11mpcore";
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clocks = <&armclk>;
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reg = <0>;
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};
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cpu@1 {
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device_type = "cpu";
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compatible = "arm,arm11mpcore";
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clocks = <&armclk>;
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reg = <1>;
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};
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};
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memory {
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/* Max 512MB @ 0x60000000 */
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reg = <0x60000000 0x20000000>;
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};
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clocks {
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osc: oscillator {
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compatible = "fixed-clock";
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#clock-cells = <0>;
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clock-frequency = <25000000>;
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};
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gmacclk: gmacclk {
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compatible = "fixed-clock";
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#clock-cells = <0>;
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clock-frequency = <125000000>;
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};
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sysclk: sysclk {
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compatible = "fixed-factor-clock";
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#clock-cells = <0>;
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clock-div = <4>;
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clock-mult = <1>;
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clocks = <&osc>;
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};
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plla: plla {
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compatible = "fixed-clock";
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#clock-cells = <0>;
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clock-frequency = <850000000>;
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};
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armclk: armclk {
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compatible = "fixed-factor-clock";
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#clock-cells = <0>;
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clock-div = <2>;
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clock-mult = <1>;
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clocks = <&plla>;
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};
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};
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soc {
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#address-cells = <1>;
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#size-cells = <1>;
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compatible = "simple-bus";
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ranges;
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interrupt-parent = <&gic>;
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nandc: nand-controller@41000000 {
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compatible = "oxsemi,ox820-nand";
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reg = <0x41000000 0x100000>;
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clocks = <&stdclk CLK_820_NAND>;
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resets = <&reset RESET_NAND>;
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#address-cells = <1>;
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#size-cells = <0>;
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status = "disabled";
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};
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etha: ethernet@40400000 {
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compatible = "oxsemi,ox820-dwmac", "snps,dwmac";
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reg = <0x40400000 0x2000>;
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interrupts = <GIC_SPI 8 IRQ_TYPE_LEVEL_HIGH>,
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<GIC_SPI 17 IRQ_TYPE_LEVEL_HIGH>;
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interrupt-names = "macirq", "eth_wake_irq";
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mac-address = [000000000000]; /* Filled in by U-Boot */
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phy-mode = "rgmii";
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clocks = <&stdclk CLK_820_ETHA>, <&gmacclk>;
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clock-names = "gmac", "stmmaceth";
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resets = <&reset RESET_MAC>;
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/* Regmap for sys registers */
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oxsemi,sys-ctrl = <&sys>;
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status = "disabled";
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};
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apb-bridge@44000000 {
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#address-cells = <1>;
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#size-cells = <1>;
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compatible = "simple-bus";
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ranges = <0 0x44000000 0x1000000>;
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pinctrl: pinctrl {
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compatible = "oxsemi,ox820-pinctrl";
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/* Regmap for sys registers */
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oxsemi,sys-ctrl = <&sys>;
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pinctrl_uart0: uart0 {
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uart0 {
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pins = "gpio30", "gpio31";
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function = "fct5";
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};
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};
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pinctrl_uart0_modem: uart0_modem {
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uart0_modem_a {
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pins = "gpio24", "gpio24", "gpio26", "gpio27";
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function = "fct4";
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};
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uart0_modem_b {
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pins = "gpio28", "gpio29";
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function = "fct5";
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};
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};
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pinctrl_uart1: uart1 {
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uart1 {
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pins = "gpio7", "gpio8";
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function = "fct4";
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};
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};
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pinctrl_uart1_modem: uart1_modem {
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uart1_modem {
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pins = "gpio5", "gpio6", "gpio40", "gpio41", "gpio42", "gpio43";
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function = "fct4";
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};
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};
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pinctrl_etha_mdio: etha_mdio {
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etha_mdio {
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pins = "gpio3", "gpio4";
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function = "fct1";
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};
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};
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pinctrl_nand: nand {
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nand {
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pins = "gpio12", "gpio13", "gpio14", "gpio15",
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"gpio16", "gpio17", "gpio18", "gpio19",
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"gpio20", "gpio21", "gpio22", "gpio23",
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"gpio24";
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function = "fct1";
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};
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};
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};
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gpio0: gpio@0 {
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compatible = "oxsemi,ox820-gpio";
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reg = <0x000000 0x100000>;
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interrupts = <GIC_SPI 21 IRQ_TYPE_LEVEL_HIGH>;
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#gpio-cells = <2>;
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gpio-controller;
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interrupt-controller;
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#interrupt-cells = <2>;
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ngpios = <32>;
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oxsemi,gpio-bank = <0>;
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gpio-ranges = <&pinctrl 0 0 32>;
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};
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gpio1: gpio@100000 {
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compatible = "oxsemi,ox820-gpio";
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reg = <0x100000 0x100000>;
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interrupts = <GIC_SPI 22 IRQ_TYPE_LEVEL_HIGH>;
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#gpio-cells = <2>;
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gpio-controller;
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interrupt-controller;
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#interrupt-cells = <2>;
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ngpios = <18>;
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oxsemi,gpio-bank = <1>;
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gpio-ranges = <&pinctrl 0 32 18>;
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};
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uart0: serial@200000 {
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compatible = "ns16550a";
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reg = <0x200000 0x100000>;
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interrupts = <GIC_SPI 23 IRQ_TYPE_LEVEL_HIGH>;
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reg-shift = <0>;
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fifo-size = <16>;
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reg-io-width = <1>;
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current-speed = <115200>;
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no-loopback-test;
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status = "disabled";
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clocks = <&sysclk>;
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resets = <&reset RESET_UART1>;
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};
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uart1: serial@300000 {
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compatible = "ns16550a";
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reg = <0x200000 0x100000>;
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interrupts = <GIC_SPI 24 IRQ_TYPE_LEVEL_HIGH>;
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reg-shift = <0>;
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fifo-size = <16>;
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reg-io-width = <1>;
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current-speed = <115200>;
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no-loopback-test;
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status = "disabled";
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clocks = <&sysclk>;
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resets = <&reset RESET_UART2>;
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};
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rps@400000 {
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#address-cells = <1>;
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#size-cells = <1>;
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compatible = "simple-bus";
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ranges = <0 0x400000 0x100000>;
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intc: interrupt-controller@0 {
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compatible = "oxsemi,ox820-rps-irq", "oxsemi,ox810se-rps-irq";
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interrupt-controller;
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reg = <0 0x200>;
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interrupts = <GIC_SPI 5 IRQ_TYPE_LEVEL_HIGH>;
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#interrupt-cells = <1>;
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valid-mask = <0xFFFFFFFF>;
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clear-mask = <0>;
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};
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timer0: timer@200 {
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compatible = "oxsemi,ox820-rps-timer";
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reg = <0x200 0x40>;
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clocks = <&sysclk>;
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interrupt-parent = <&intc>;
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interrupts = <4>;
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};
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};
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sys: sys-ctrl@e00000 {
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compatible = "oxsemi,ox820-sys-ctrl", "syscon", "simple-mfd";
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reg = <0xe00000 0x200000>;
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reset: reset-controller {
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compatible = "oxsemi,ox820-reset", "oxsemi,ox810se-reset";
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#reset-cells = <1>;
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};
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stdclk: stdclk {
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compatible = "oxsemi,ox820-stdclk", "oxsemi,ox810se-stdclk";
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#clock-cells = <1>;
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};
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};
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};
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apb-bridge@47000000 {
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#address-cells = <1>;
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#size-cells = <1>;
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compatible = "simple-bus";
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ranges = <0 0x47000000 0x1000000>;
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scu: scu@0 {
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compatible = "arm,arm11mp-scu";
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reg = <0x0 0x100>;
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};
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local-timer@600 {
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compatible = "arm,arm11mp-twd-timer";
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reg = <0x600 0x20>;
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interrupts = <GIC_PPI 13 (GIC_CPU_MASK_RAW(3)|IRQ_TYPE_LEVEL_HIGH)>;
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clocks = <&armclk>;
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};
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gic: gic@1000 {
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compatible = "arm,arm11mp-gic";
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interrupt-controller;
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#interrupt-cells = <3>;
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reg = <0x1000 0x1000>,
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<0x100 0x500>;
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};
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};
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};
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};
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