From: YT Shen <yt.shen@mediatek.com>
To: Rob Herring <robh@kernel.org>
Cc: Mark Rutland <mark.rutland@arm.com>,
devicetree@vger.kernel.org, Jason Cooper <jason@lakedaemon.net>,
srv_heupstream@mediatek.com, Marc Zyngier <marc.zyngier@arm.com>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Will Deacon <will.deacon@arm.com>,
linux-kernel@vger.kernel.org,
Mars Cheng <mars.cheng@mediatek.com>,
linux-serial@vger.kernel.org,
Catalin Marinas <catalin.marinas@arm.com>,
Matthias Brugger <matthias.bgg@gmail.com>,
linux-mediatek@lists.infradead.org,
Thomas Gleixner <tglx@linutronix.de>,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH 2/2] arm64: dts: Add Mediatek SoC MT2712 and evaluation board dts and Makefile
Date: Fri, 26 May 2017 22:33:42 +0800 [thread overview]
Message-ID: <1495809222.25681.11.camel@mtksdaap41> (raw)
In-Reply-To: <20170523150137.ouyloy46ahuhsenu@rob-hp-laptop>
On Tue, 2017-05-23 at 10:01 -0500, Rob Herring wrote:
> On Fri, May 19, 2017 at 07:09:46PM +0800, YT Shen wrote:
> > This adds basic chip support for Mediatek 2712
> >
> > Signed-off-by: YT Shen <yt.shen@mediatek.com>
> > ---
> > arch/arm64/boot/dts/mediatek/Makefile | 1 +
> > arch/arm64/boot/dts/mediatek/mt2712-evb.dts | 44 +++++++
> > arch/arm64/boot/dts/mediatek/mt2712e.dtsi | 172 ++++++++++++++++++++++++++++
> > 3 files changed, 217 insertions(+)
> > create mode 100644 arch/arm64/boot/dts/mediatek/mt2712-evb.dts
> > create mode 100644 arch/arm64/boot/dts/mediatek/mt2712e.dtsi
> >
> > diff --git a/arch/arm64/boot/dts/mediatek/Makefile b/arch/arm64/boot/dts/mediatek/Makefile
> > index 9fbfd32..fcc0604 100644
> > --- a/arch/arm64/boot/dts/mediatek/Makefile
> > +++ b/arch/arm64/boot/dts/mediatek/Makefile
> > @@ -1,3 +1,4 @@
> > +dtb-$(CONFIG_ARCH_MEDIATEK) += mt2712-evb.dtb
> > dtb-$(CONFIG_ARCH_MEDIATEK) += mt6755-evb.dtb
> > dtb-$(CONFIG_ARCH_MEDIATEK) += mt6795-evb.dtb
> > dtb-$(CONFIG_ARCH_MEDIATEK) += mt8173-evb.dtb
> > diff --git a/arch/arm64/boot/dts/mediatek/mt2712-evb.dts b/arch/arm64/boot/dts/mediatek/mt2712-evb.dts
> > new file mode 100644
> > index 0000000..40b0c91
> > --- /dev/null
> > +++ b/arch/arm64/boot/dts/mediatek/mt2712-evb.dts
> > @@ -0,0 +1,44 @@
> > +/*
> > + * Copyright (c) 2017 MediaTek Inc.
> > + * Author: YT Shen <yt.shen@mediatek.com>
> > + *
> > + * This program is free software; you can redistribute it and/or modify
> > + * it under the terms of the GNU General Public License version 2 as
> > + * published by the Free Software Foundation.
> > + *
> > + * This program 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.
> > + */
>
> You may want to dual license this. Not sure what the rest of Mediatek
> dts files do though. Also, you can use SPDX tag here if you want.
Okay, will change to SPDX tag and dual license in the next version.
SPDX-License-Identifier: (GPL-2.0 OR MIT)
>
> > +
> > +/dts-v1/;
> > +#include "mt2712e.dtsi"
> > +
> > +/ {
> > + model = "MediaTek MT2712 evaluation board";
> > + compatible = "mediatek,mt2712-evb", "mediatek,mt2712";
> > +
> > + aliases {
> > + serial0 = &uart0;
> > + serial1 = &uart1;
> > + serial2 = &uart2;
> > + serial3 = &uart3;
> > + serial4 = &uart4;
> > + serial5 = &uart5;
> > + };
> > +
> > + memory@40000000 {
> > + device_type = "memory";
> > + reg = <0 0x40000000 0 0x80000000>;
> > + };
> > +
> > + chosen {
> > + bootargs = "console=ttyS0,921600n1 initrd=0x45000000,90M";
>
> Both of these have a way to be expressed in DT. For the initrd, the
> bootloader should be setting the address and size anyway.
OK, will change to DT usage.
stdout-path = "serial0:921600n8";
linux,initrd-start = <...>;
linux,initrd-end = <...>;
>
> > + };
> > +};
> > +
> > +&uart0 {
> > + status = "okay";
> > +};
> > +
> > diff --git a/arch/arm64/boot/dts/mediatek/mt2712e.dtsi b/arch/arm64/boot/dts/mediatek/mt2712e.dtsi
> > new file mode 100644
> > index 0000000..40747a9
> > --- /dev/null
> > +++ b/arch/arm64/boot/dts/mediatek/mt2712e.dtsi
> > @@ -0,0 +1,172 @@
> > +/*
> > + * Copyright (c) 2017 MediaTek Inc.
> > + * Author: YT Shen <yt.shen@mediatek.com>
> > + *
> > + * This program is free software; you can redistribute it and/or modify
> > + * it under the terms of the GNU General Public License version 2 as
> > + * published by the Free Software Foundation.
> > + *
> > + * This program is distributed in the hope that it will be useful,
> > + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
> > + * GNU General Public License for more details.
> > + */
> > +
> > +#include <dt-bindings/interrupt-controller/irq.h>
> > +#include <dt-bindings/interrupt-controller/arm-gic.h>
> > +
> > +/ {
> > + compatible = "mediatek,mt2712";
> > + interrupt-parent = <&sysirq>;
> > + #address-cells = <2>;
> > + #size-cells = <2>;
> > +
> > + cpus {
> > + #address-cells = <1>;
> > + #size-cells = <0>;
> > +
> > + cpu-map {
> > + cluster0 {
> > + core0 {
> > + cpu = <&cpu0>;
> > + };
> > + core1 {
> > + cpu = <&cpu1>;
> > + };
> > + };
> > +
> > + cluster1 {
> > + core0 {
> > + cpu = <&cpu2>;
> > + };
> > + };
> > + };
> > +
> > + cpu0: cpu@0 {
> > + device_type = "cpu";
> > + compatible = "arm,cortex-a35";
> > + reg = <0x000>;
> > + };
> > +
> > + cpu1: cpu@1 {
> > + device_type = "cpu";
> > + compatible = "arm,cortex-a35";
> > + reg = <0x001>;
> > + enable-method = "psci";
> > + };
> > +
> > + cpu2: cpu@200 {
> > + device_type = "cpu";
> > + compatible = "arm,cortex-a72";
> > + reg = <0x200>;
> > + enable-method = "psci";
> > + };
> > + };
> > +
> > + psci {
> > + compatible = "arm,psci-0.2";
> > + method = "smc";
> > + };
> > +
> > + uart_clk: dummy26m {
> > + compatible = "fixed-clock";
> > + clock-frequency = <26000000>;
> > + #clock-cells = <0>;
> > + };
> > +
> > + timer {
> > + compatible = "arm,armv8-timer";
> > + interrupt-parent = <&gic>;
> > + interrupts = <GIC_PPI 13
> > + (GIC_CPU_MASK_SIMPLE(6) | IRQ_TYPE_LEVEL_LOW)>,
> > + <GIC_PPI 14
> > + (GIC_CPU_MASK_SIMPLE(6) | IRQ_TYPE_LEVEL_LOW)>,
> > + <GIC_PPI 11
> > + (GIC_CPU_MASK_SIMPLE(6) | IRQ_TYPE_LEVEL_LOW)>,
> > + <GIC_PPI 10
> > + (GIC_CPU_MASK_SIMPLE(6) | IRQ_TYPE_LEVEL_LOW)>;
> > + };
> > +
> > + soc {
> > + #address-cells = <2>;
> > + #size-cells = <2>;
> > + compatible = "simple-bus";
> > + ranges;
> > +
> > + uart5: serial@1000f000 {
> > + compatible = "mediatek,mt2712-uart",
> > + "mediatek,mt6577-uart";
> > + reg = <0 0x1000f000 0 0x400>;
> > + interrupts = <GIC_SPI 127 IRQ_TYPE_LEVEL_LOW>;
> > + clocks = <&uart_clk>;
> > + status = "disabled";
> > + };
> > +
> > + sysirq: intpol-controller@10220a80 {
>
> interrupt-controller@...
Will check this part, thanks for the review.
yt.shen
>
> > + compatible = "mediatek,mt2712-sysirq",
> > + "mediatek,mt6577-sysirq";
> > + interrupt-controller;
> > + #interrupt-cells = <3>;
> > + interrupt-parent = <&gic>;
> > + reg = <0 0x10220a80 0 0x40>;
> > + };
> > +
> > + gic: interrupt-controller@10510000 {
> > + compatible = "arm,gic-400";
> > + #interrupt-cells = <3>;
> > + interrupt-parent = <&gic>;
> > + interrupt-controller;
> > + reg = <0 0x10510000 0 0x1000>,
> > + <0 0x10520000 0 0x1000>,
> > + <0 0x10540000 0 0x2000>,
> > + <0 0x10560000 0 0x2000>;
> > + interrupts = <GIC_PPI 9
> > + (GIC_CPU_MASK_SIMPLE(6) | IRQ_TYPE_LEVEL_HIGH)>;
> > + };
> > +
> > + uart0: serial@11002000 {
> > + compatible = "mediatek,mt2712-uart",
> > + "mediatek,mt6577-uart";
> > + reg = <0 0x11002000 0 0x400>;
> > + interrupts = <GIC_SPI 91 IRQ_TYPE_LEVEL_LOW>;
> > + clocks = <&uart_clk>;
> > + status = "disabled";
> > + };
> > +
> > + uart1: serial@11003000 {
> > + compatible = "mediatek,mt2712-uart",
> > + "mediatek,mt6577-uart";
> > + reg = <0 0x11003000 0 0x400>;
> > + interrupts = <GIC_SPI 92 IRQ_TYPE_LEVEL_LOW>;
> > + clocks = <&uart_clk>;
> > + status = "disabled";
> > + };
> > +
> > + uart2: serial@11004000 {
> > + compatible = "mediatek,mt2712-uart",
> > + "mediatek,mt6577-uart";
> > + reg = <0 0x11004000 0 0x400>;
> > + interrupts = <GIC_SPI 93 IRQ_TYPE_LEVEL_LOW>;
> > + clocks = <&uart_clk>;
> > + status = "disabled";
> > + };
> > +
> > + uart3: serial@11005000 {
> > + compatible = "mediatek,mt2712-uart",
> > + "mediatek,mt6577-uart";
> > + reg = <0 0x11005000 0 0x400>;
> > + interrupts = <GIC_SPI 94 IRQ_TYPE_LEVEL_LOW>;
> > + clocks = <&uart_clk>;
> > + status = "disabled";
> > + };
> > +
> > + uart4: serial@11019000 {
> > + compatible = "mediatek,mt2712-uart",
> > + "mediatek,mt6577-uart";
> > + reg = <0 0x11019000 0 0x400>;
> > + interrupts = <GIC_SPI 126 IRQ_TYPE_LEVEL_LOW>;
> > + clocks = <&uart_clk>;
> > + status = "disabled";
> > + };
> > + };
> > +};
> > +
> > --
> > 1.9.1
> >
> > --
> > To unsubscribe from this list: send the line "unsubscribe devicetree" in
> > the body of a message to majordomo@vger.kernel.org
> > More majordomo info at http://vger.kernel.org/majordomo-info.html
prev parent reply other threads:[~2017-05-26 14:33 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-05-19 11:09 [PATCH 0/2] Add basic support for Mediatek MT2712 SoC YT Shen
2017-05-19 11:09 ` [PATCH 1/2] Document: DT: Add bindings for Mediatek MT2712 SoC Platform YT Shen
[not found] ` <1495192186-22480-2-git-send-email-yt.shen-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org>
2017-05-23 14:57 ` Rob Herring
2017-05-19 11:09 ` [PATCH 2/2] arm64: dts: Add Mediatek SoC MT2712 and evaluation board dts and Makefile YT Shen
2017-05-23 15:01 ` Rob Herring
2017-05-26 14:33 ` YT Shen [this message]
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