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Tue, 14 Jul 2020 11:15:00 -0700 (PDT) Subject: Re: [PATCH v8 6/7] arm64: dts: add dts nodes for MT6779 To: Hanks Chen , Linus Walleij , Rob Herring , Michael Turquette , Stephen Boyd , Sean Wang Cc: mtk01761 , Andy Teng , linux-gpio@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org, wsd_upstream@mediatek.com, CC Hwang , Loda Chou References: <1594718402-20813-1-git-send-email-hanks.chen@mediatek.com> <1594718402-20813-7-git-send-email-hanks.chen@mediatek.com> From: Matthias Brugger Message-ID: <1b335463-b0af-9010-feed-c4b673ebb6c5@gmail.com> Date: Tue, 14 Jul 2020 20:14:58 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.9.0 MIME-Version: 1.0 In-Reply-To: <1594718402-20813-7-git-send-email-hanks.chen@mediatek.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-gpio-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-gpio@vger.kernel.org On 14/07/2020 11:20, Hanks Chen wrote: > this adds initial MT6779 dts settings for board support, > including cpu, gic, timer, ccf, pinctrl, uart, sysirq...etc. > > Signed-off-by: Hanks Chen > --- > arch/arm64/boot/dts/mediatek/Makefile | 1 + > arch/arm64/boot/dts/mediatek/mt6779-evb.dts | 31 +++ > arch/arm64/boot/dts/mediatek/mt6779.dtsi | 271 ++++++++++++++++++++ > 3 files changed, 303 insertions(+) > create mode 100644 arch/arm64/boot/dts/mediatek/mt6779-evb.dts > create mode 100644 arch/arm64/boot/dts/mediatek/mt6779.dtsi > [...] > + > + uart0: serial@11002000 { > + compatible = "mediatek,mt6779-uart", > + "mediatek,mt6577-uart"; > + reg = <0 0x11002000 0 0x400>; > + interrupts = ; > + clocks = <&clk26m>, <&infracfg_ao CLK_INFRA_UART0>; > + clock-names = "baud", "bus"; > + status = "disabled"; > + }; > + > + uart1: serial@11003000 { > + compatible = "mediatek,mt6779-uart", > + "mediatek,mt6577-uart"; > + reg = <0 0x11003000 0 0x400>; > + interrupts = ; > + clocks = <&clk26m>, <&infracfg_ao CLK_INFRA_UART1>; > + clock-names = "baud", "bus"; > + status = "disabled"; > + }; > + > + uart2: serial@11004000 { > + compatible = "mediatek,mt6779-uart", > + "mediatek,mt6577-uart"; > + reg = <0 0x11004000 0 0x400>; > + interrupts = ; > + clocks = <&clk26m>, <&infracfg_ao CLK_INFRA_UART2>; > + clock-names = "baud", "bus"; > + status = "disabled"; > + }; Devicetree describes the HW we have. As far as I know, we have 4 UARTs on MT6779. So we should list them all here. Regards, Matthias