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Message-ID: <20150109114624.GB12942@leverpostej>
Date: Fri, 9 Jan 2015 11:46:24 +0000
From: Mark Rutland <mark.rutland@....com>
To: Baruch Siach <baruch@...s.co.il>
Cc: "linux-arm-kernel@...ts.infradead.org"
<linux-arm-kernel@...ts.infradead.org>,
Rob Herring <robh+dt@...nel.org>,
Pawel Moll <Pawel.Moll@....com>,
Ian Campbell <ijc+devicetree@...lion.org.uk>,
Kumar Gala <galak@...eaurora.org>,
Russell King <linux@....linux.org.uk>,
"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2 3/8] ARM: digicolor: add minimal device tree
description
On Thu, Jan 08, 2015 at 07:39:59PM +0000, Baruch Siach wrote:
> cx92755.dtsi describes CX92755 on chip peripherals. conexant_equinox.dts
> describes the Equinox evaluation board for the CX92755 SoC.
I didn't spot any cpu nodes below. While that might happen to work at
the moment for UP, there really should be a node for the boot CPU.
Thanks,
Mark.
>
> Signed-off-by: Baruch Siach <baruch@...s.co.il>
> ---
> arch/arm/boot/dts/Makefile | 1 +
> arch/arm/boot/dts/conexant_equinox.dts | 67 +++++++++++++++++++++
> arch/arm/boot/dts/cx92755.dtsi | 103 +++++++++++++++++++++++++++++++++
> 3 files changed, 171 insertions(+)
> create mode 100644 arch/arm/boot/dts/conexant_equinox.dts
> create mode 100644 arch/arm/boot/dts/cx92755.dtsi
>
> diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
> index 91bd5bd62857..fbeb65eaddda 100644
> --- a/arch/arm/boot/dts/Makefile
> +++ b/arch/arm/boot/dts/Makefile
> @@ -75,6 +75,7 @@ dtb-$(CONFIG_ARCH_BRCMSTB) += \
> bcm7445-bcm97445svmb.dtb
> dtb-$(CONFIG_ARCH_DAVINCI) += da850-enbw-cmc.dtb \
> da850-evm.dtb
> +dtb-$(CONFIG_ARCH_DIGICOLOR) += conexant_equinox.dtb
> dtb-$(CONFIG_ARCH_EFM32) += efm32gg-dk3750.dtb
> dtb-$(CONFIG_ARCH_EXYNOS) += exynos3250-monk.dtb \
> exynos3250-rinato.dtb \
> diff --git a/arch/arm/boot/dts/conexant_equinox.dts b/arch/arm/boot/dts/conexant_equinox.dts
> new file mode 100644
> index 000000000000..b2917d914740
> --- /dev/null
> +++ b/arch/arm/boot/dts/conexant_equinox.dts
> @@ -0,0 +1,67 @@
> +/*
> + * Device Tree file for the Conexant Equinox CX92755 EVK
> + *
> + * Author: Baruch Siach <baruch@...s.co.il>
> + *
> + * Copyright (C) 2014 Paradox Innovation Ltd.
> + *
> + * 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.
> + */
> +
> +/dts-v1/;
> +
> +#include "cx92755.dtsi"
> +
> +/ {
> + model = "Conexant Equinox CX92755 EVK";
> + compatible = "cnxt,equinox", "cnxt,cx92755";
> +
> + memory@0 {
> + reg = <0 0x8000000>;
> + device_type = "memory";
> + };
> +
> + chosen {
> + bootargs = "console=ttyS0,115200 earlyprintk";
> + };
> +};
> +
> +&uart0 {
> + status = "okay";
> +};
> diff --git a/arch/arm/boot/dts/cx92755.dtsi b/arch/arm/boot/dts/cx92755.dtsi
> new file mode 100644
> index 000000000000..4088e8974b4b
> --- /dev/null
> +++ b/arch/arm/boot/dts/cx92755.dtsi
> @@ -0,0 +1,103 @@
> +/*
> + * Device Tree Include file for the Conexant Digicolor CX92755 SoC
> + *
> + * Author: Baruch Siach <baruch@...s.co.il>
> + *
> + * Copyright (C) 2014 Paradox Innovation Ltd.
> + *
> + * 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"
> +
> +/ {
> + compatible = "cnxt,cx92755";
> +
> + interrupt-parent = <&intc>;
> +
> + aliases {
> + serial0 = &uart0;
> + serial1 = &uart1;
> + serial2 = &uart2;
> + };
> +
> + main_clk: main_clk {
> + compatible = "fixed-clock";
> + #clock-cells = <0>;
> + clock-frequency = <200000000>;
> + };
> +
> + intc: intc@...00000 {
> + compatible = "cnxt,cx92755-ic";
> + interrupt-controller;
> + #interrupt-cells = <1>;
> + reg = <0xf0000000 0x1000>;
> + };
> +
> + timer@...00fc0 {
> + compatible = "cnxt,cx92755-timer";
> + reg = <0xf0000fc0 0x40>;
> + interrupts = <19>, <31>, <34>, <35>, <52>, <53>, <54>, <55>;
> + clocks = <&main_clk>;
> + };
> +
> + uart0: uart@...00740 {
> + compatible = "cnxt,cx92755-usart";
> + reg = <0xf0000740 0x20>;
> + clocks = <&main_clk>;
> + interrupts = <44>;
> + status = "disabled";
> + };
> +
> + uart1: uart@...00760 {
> + compatible = "cnxt,cx92755-usart";
> + reg = <0xf0000760 0x20>;
> + clocks = <&main_clk>;
> + interrupts = <45>;
> + status = "disabled";
> + };
> +
> + uart2: uart@...00780 {
> + compatible = "cnxt,cx92755-usart";
> + reg = <0xf0000780 0x20>;
> + clocks = <&main_clk>;
> + interrupts = <46>;
> + status = "disabled";
> + };
> +};
> --
> 2.1.4
>
>
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