Subject: [PATCH 3/4] ARM: dts: sun8i: Add Allwinner A83T dtsi

From: [email-masked] (Maxime Ripard)
Date: Tue, 22 Sep 2015 17:54:50 +0200

On Tue, Sep 22, 2015 at 11:38:56PM +0800, Vishnu Patekar wrote:
> Allwinner A83T is new octa-core cortex-a7 SOC.
> This adds the basic dtsi, the clocks differs from
> earlier sun8i SOCs.
> 
> Signed-off-by: Vishnu Patekar <[email-masked]>
> ---
>  arch/arm/boot/dts/sun8i-a83t.dtsi | 243 ++++++++++++++++++++++++++++++++++++++
>  1 file changed, 243 insertions(+)
>  create mode 100644 arch/arm/boot/dts/sun8i-a83t.dtsi
> 
> diff --git a/arch/arm/boot/dts/sun8i-a83t.dtsi b/arch/arm/boot/dts/sun8i-a83t.dtsi
> new file mode 100644
> index 0000000..f6ddd9c
> --- /dev/null
> +++ b/arch/arm/boot/dts/sun8i-a83t.dtsi
> @@ -0,0 +1,243 @@
> +/*
> + * Copyright 2015 Vishnu Patekar
> + *
> + * Vishnu Patekar <[email-masked]>
> + *
> + * 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 "skeleton.dtsi"
> +
> +#include <dt-bindings/interrupt-controller/arm-gic.h>
> +
> +#include <dt-bindings/pinctrl/sun4i-a10.h>
> +
> +/ {
> +	interrupt-parent = <&gic>;
> +
> +	chosen {
> +		#address-cells = <1>;
> +		#size-cells = <1>;
> +		ranges;
> +	};
> +
> +	cpus {
> +		#address-cells = <1>;
> +		#size-cells = <0>;
> +
> +		cpu at 0 {
> +			compatible = "arm,cortex-a7";
> +			device_type = "cpu";
> +			reg = <0>;
> +		};
> +
> +		cpu at 1 {
> +			compatible = "arm,cortex-a7";
> +			device_type = "cpu";
> +			reg = <1>;
> +		};
> +
> +		cpu at 2 {
> +			compatible = "arm,cortex-a7";
> +			device_type = "cpu";
> +			reg = <2>;
> +		};
> +
> +		cpu at 3 {
> +			compatible = "arm,cortex-a7";
> +			device_type = "cpu";
> +			reg = <3>;
> +		};
> +		cpu at 4 {
> +			compatible = "arm,cortex-a7";
> +			device_type = "cpu";
> +			reg = <4>;
> +		};
> +
> +		cpu at 5 {
> +			compatible = "arm,cortex-a7";
> +			device_type = "cpu";
> +			reg = <5>;
> +		};
> +		cpu at 6 {
> +			compatible = "arm,cortex-a7";
> +			device_type = "cpu";
> +			reg = <6>;
> +		};
> +
> +		cpu at 7 {
> +			compatible = "arm,cortex-a7";
> +			device_type = "cpu";
> +			reg = <7>;
> +		};
> +	};
> +
> +	memory {
> +		reg = <0x40000000 0x80000000>;
> +	};
> +
> +	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;
> +	};
> +
> +	clocks {
> +		#address-cells = <1>;
> +		#size-cells = <1>;
> +		ranges;
> +
> +		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";
> +		};
> +	};
> +
> +	soc at 01c00000 {
> +		compatible = "simple-bus";
> +		#address-cells = <1>;
> +		#size-cells = <1>;
> +		ranges;
> +
> +		pio: pinctrl at 01c20800 {
> +			compatible = "allwinner,sun8i-a83t-pinctrl";
> +			interrupts = <GIC_SPI 15 IRQ_TYPE_LEVEL_HIGH>,
> +			<GIC_SPI 17 IRQ_TYPE_LEVEL_HIGH>,
> +			<GIC_SPI 19 IRQ_TYPE_LEVEL_HIGH>;
> +			/* compatible gets set in SoC specific dtsi file */

Which DTSI?

> +			reg = <0x01c20800 0x400>;
> +			/* interrupts get set in SoC specific dtsi file */

Ditto

> +			clocks = <&osc24M>;
> +			gpio-controller;
> +			interrupt-controller;
> +			#interrupt-cells = <3>;
> +			#gpio-cells = <3>;
> +
> +			uart0_pins_a: uart0 at 0 {
> +				allwinner,pins = "PF2", "PF4";
> +				allwinner,function = "uart0";
> +				allwinner,drive = <SUN4I_PINCTRL_10_MA>;
> +				allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
> +			};
> +
> +			mmc0_pins_a: mmc0 at 0 {
> +				allwinner,pins = "PF0", "PF1", "PF2",
> +						 "PF3", "PF4", "PF5";
> +				allwinner,function = "mmc0";
> +				allwinner,drive = <SUN4I_PINCTRL_30_MA>;
> +				allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
> +			};
> +
> +			mmc1_pins_a: mmc1 at 0 {
> +				allwinner,pins = "PG0", "PG1", "PG2",
> +						 "PG3", "PG4", "PG5";
> +				allwinner,function = "mmc1";
> +				allwinner,drive = <SUN4I_PINCTRL_30_MA>;
> +				allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
> +			};
> +
> +			mmc2_8bit_pins: mmc2_8bit {
> +				allwinner,pins = "PC5", "PC6", "PC8",
> +						 "PC9", "PC10", "PC11",
> +						 "PC12", "PC13", "PC14",
> +						 "PC15";
> +				allwinner,function = "mmc2";
> +				allwinner,drive = <SUN4I_PINCTRL_30_MA>;
> +				allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
> +			};
> +
> +			i2c0_pins_a: i2c0 at 0 {
> +				allwinner,pins = "PH0", "PH1";
> +				allwinner,function = "i2c0";
> +				allwinner,drive = <SUN4I_PINCTRL_10_MA>;
> +				allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
> +			};
> +
> +			i2c1_pins_a: i2c1 at 0 {
> +				allwinner,pins = "PH2", "PH3";
> +				allwinner,function = "i2c1";
> +				allwinner,drive = <SUN4I_PINCTRL_10_MA>;
> +				allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
> +			};
> +
> +			i2c2_pins_a: i2c2 at 0 {
> +				allwinner,pins = "PH4", "PH5";
> +				allwinner,function = "i2c2";
> +				allwinner,drive = <SUN4I_PINCTRL_10_MA>;
> +				allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
> +			};

Please order those by alphabetical order.

> +		};
> +
> +		uart0: serial at 01c28000 {
> +			compatible = "snps,dw-apb-uart";
> +			reg = <0x01c28000 0x400>;
> +			interrupts = <GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>;
> +			reg-shift = <2>;
> +			reg-io-width = <4>;
> +			clocks = <&osc24M>;
> +			status = "disabled";
> +		};
> +
> +		gic: interrupt-controller at 01c81000 {
> +			compatible = "arm,cortex-a7-gic", "arm,cortex-a15-gic";
> +			reg = <0x01c81000 0x1000>,
> +			      <0x01c82000 0x1000>,
> +			      <0x01c84000 0x2000>,
> +			      <0x01c86000 0x2000>;
> +			interrupt-controller;
> +			#interrupt-cells = <3>;
> +			interrupts = <GIC_PPI 9 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>;
> +		};
> +
> +	};
> +};
> -- 
> 1.9.1
> 

Thanks!
Maxime

-- 
Maxime Ripard, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com
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