Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id BCDA5C4332F for ; Tue, 7 Dec 2021 20:19:20 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S241174AbhLGUWu (ORCPT ); Tue, 7 Dec 2021 15:22:50 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44182 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231165AbhLGUWt (ORCPT ); Tue, 7 Dec 2021 15:22:49 -0500 Received: from mail-ua1-x929.google.com (mail-ua1-x929.google.com [IPv6:2607:f8b0:4864:20::929]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 65F70C061746 for ; Tue, 7 Dec 2021 12:19:18 -0800 (PST) Received: by mail-ua1-x929.google.com with SMTP id j14so692676uan.10 for ; Tue, 07 Dec 2021 12:19:18 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc:content-transfer-encoding; bh=au4bw4XY3RMdfxLQ1VAqfu6jVi11mHXeiQeWsPJl3AQ=; b=k0Eg/QPDti0GlbtTvoUHUAA5Ye6UYwZ83AhanyfEvmxPthfDY/+ijA9vO7KqCD4yr/ hJEj+KqwkxiYwlhCOLzKyhYvx5XEdH4oimaOP0fZcqKBIjjPq3PuCpVtL48h8NVYTyOO DqAjym4NWlQS/GPlTtPPOqmpiVcYl5YYtNOAelKC9I75W9pLW18GXNWkZAIfbz9QR7Yv 2E6iCBLDZnkbPlwmICF4J6oficdIMvZ8ZYuLAikF84sVxrFXMX7741Q4DjMA0FNWQkdn Bx1Z5UwGmnRUhej96crMvwpgYO/rleNHtqJcKLTemjqoEJEqIXPzArLt9WGW4lJp6kHW LTiw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc:content-transfer-encoding; bh=au4bw4XY3RMdfxLQ1VAqfu6jVi11mHXeiQeWsPJl3AQ=; b=UfQtu1mJaUzj29gIjWvOmGvJuiktn4j8b3QlcTHee4ozTPVL9T7+OgN3BCdIlOav8/ rMYaj6+lpl+zmrTGUajgZB9jsKXw22mD9y1LlWx+k74/tXliIJWgZhHFfKxSSLteKQyY sGsXazYWPJ0VPk49+tJW/p+y7yxiSJRmnRhbrmLfQ2sWgJlv0ee4UxV/0QBiQyPqbZfu da/tz6KrbpVQGbHbblBAukEwolBLBzWx4yQOxQkYaSHS40Y6q5eLhrIWBYgnsms+buFu i8Xf5CByBCchY4q5aHf6vtwkYl5M8Wb7pGrEvuef1qDTJdmzfRX7Le5+KRJR4UoIh+id ysgw== X-Gm-Message-State: AOAM532zeVlNu3WmPJTXw3Me5Lp/ZNvdfj8Cet+eFOqhVLvwnvUdgDpP Q0vjTPjghpilrbpaRjk5gQGqzreHM98O/ujtkMFesQ== X-Google-Smtp-Source: ABdhPJwbPvJHBP1kw51gzeQ4xE3A4quDsUhqOZCMpJmNuPz9AtDo/UK8026miV9rl3ws/Ca9XiA8kKh9KlhAjeD9tgk= X-Received: by 2002:a67:3382:: with SMTP id z124mr47502674vsz.57.1638908357079; Tue, 07 Dec 2021 12:19:17 -0800 (PST) MIME-Version: 1.0 References: <20211206153124.427102-1-virag.david003@gmail.com> <20211206153124.427102-8-virag.david003@gmail.com> In-Reply-To: <20211206153124.427102-8-virag.david003@gmail.com> From: Sam Protsenko Date: Tue, 7 Dec 2021 22:19:05 +0200 Message-ID: Subject: Re: [PATCH v4 7/7] arm64: dts: exynos: Add initial device tree support for Exynos7885 SoC To: David Virag Cc: Krzysztof Kozlowski , Rob Herring , Sylwester Nawrocki , Tomasz Figa , Chanwoo Choi , Michael Turquette , Stephen Boyd , linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 6 Dec 2021 at 17:32, David Virag wrote: > > Add initial Exynos7885 device tree nodes with dts for the Samsung Galaxy > A8 (2018), a.k.a. "jackpotlte", with model number "SM-A530F". > Currently this includes some clock support, UART support, and I2C nodes. > > Signed-off-by: David Virag > --- > Changes in v2: > - Remove address-cells, and size-cells from dts, since they are > already in the dtsi. > - Lower case hex in memory node > - Fix node names with underscore instead of hyphen > - Fix line breaks > - Fix "-key" missing from gpio keys node names > - Use the form without "key" in gpio key labels on all keys > - Suffix pin configuration node names with "-pins" > - Remove "fimc_is_mclk" nodes from pinctrl dtsi for now > - Use macros for "samsung,pin-con-pdn", and "samsung,pin-con-pdn" > - Add comment about Arm PMU > - Rename "clock-oscclk" to "osc-clock" > - Include exynos-syscon-restart.dtsi instead of rewriting its contents > > Changes in v3: > - Fix typo (seperate -> separate) > > Changes in v4: > - Fixed leading 0x in clock-controller nodes > - Actually suffixed pin configuration node names with "-pins" > - Seperated Cortex-A53 and Cortex-A73 PMU > > arch/arm64/boot/dts/exynos/Makefile | 7 +- > .../boot/dts/exynos/exynos7885-jackpotlte.dts | 95 ++ > .../boot/dts/exynos/exynos7885-pinctrl.dtsi | 865 ++++++++++++++++++ > arch/arm64/boot/dts/exynos/exynos7885.dtsi | 438 +++++++++ > 4 files changed, 1402 insertions(+), 3 deletions(-) > create mode 100644 arch/arm64/boot/dts/exynos/exynos7885-jackpotlte.dts Shouldn't SoC and board files be sent as two separate patches? For example, I've checked exynos5433 and exynos7, SoC support > create mode 100644 arch/arm64/boot/dts/exynos/exynos7885-pinctrl.dtsi > create mode 100644 arch/arm64/boot/dts/exynos/exynos7885.dtsi > > diff --git a/arch/arm64/boot/dts/exynos/Makefile b/arch/arm64/boot/dts/ex= ynos/Makefile > index b41e86df0a84..c68c4ad577ac 100644 > --- a/arch/arm64/boot/dts/exynos/Makefile > +++ b/arch/arm64/boot/dts/exynos/Makefile > @@ -1,6 +1,7 @@ > # SPDX-License-Identifier: GPL-2.0 > dtb-$(CONFIG_ARCH_EXYNOS) +=3D \ > - exynos5433-tm2.dtb \ > - exynos5433-tm2e.dtb \ > - exynos7-espresso.dtb \ > + exynos5433-tm2.dtb \ > + exynos5433-tm2e.dtb \ > + exynos7-espresso.dtb \ > + exynos7885-jackpotlte.dtb \ > exynosautov9-sadk.dtb > diff --git a/arch/arm64/boot/dts/exynos/exynos7885-jackpotlte.dts b/arch/= arm64/boot/dts/exynos/exynos7885-jackpotlte.dts > new file mode 100644 > index 000000000000..f5941dc4c374 > --- /dev/null > +++ b/arch/arm64/boot/dts/exynos/exynos7885-jackpotlte.dts > @@ -0,0 +1,95 @@ > +// SPDX-License-Identifier: GPL-2.0 > +/* > + * Samsung Galaxy A8 2018 (jackpotlte/SM-A530F) device tree source > + * > + * Copyright (c) 2021 Samsung Electronics Co., Ltd. > + * Copyright (c) 2021 D=C3=A1vid Vir=C3=A1g > + * This line is not needed. > + */ > + > +/dts-v1/; Suggest adding empty line here. > +#include "exynos7885.dtsi" > +#include > +#include > +#include > + > +/ { > + model =3D "Samsung Galaxy A8 (2018)"; > + compatible =3D "samsung,jackpotlte", "samsung,exynos7885"; > + chassis-type =3D "handset"; > + > + aliases { > + serial0 =3D &serial_0; > + serial1 =3D &serial_1; > + serial2 =3D &serial_2; Suggestion: add aliases also for i2c nodes, to keep i2c instance numbers fixed in run-time (e.g. in "i2cdetect -l" output). > + }; > + > + chosen { > + stdout-path =3D &serial_2; > + }; > + > + memory@80000000 { > + device_type =3D "memory"; > + reg =3D <0x0 0x80000000 0x3da00000>, > + <0x0 0xc0000000 0x40000000>, > + <0x8 0x80000000 0x40000000>; > + }; > + > + gpio-keys { > + compatible =3D "gpio-keys"; > + pinctrl-names =3D "default"; > + pinctrl-0 =3D <&key_volup &key_voldown &key_power>; > + > + volup-key { > + label =3D "Volume Up"; > + interrupts =3D <5 IRQ_TYPE_LEVEL_HIGH 0>; Here and below: what is 0, why it's needed? Also, isn't it enough to have just "gpios", and remove interrupt*? Need to check "gpio-keys" driver and bindings doc, but AFAIR it should be enough to have just "gpios =3D" or just "interrupts =3D". > + interrupt-parent =3D <&gpa1>; > + linux,code =3D ; > + gpios =3D <&gpa1 5 GPIO_ACTIVE_LOW>; > + }; > + > + voldown-key { > + label =3D "Volume Down"; > + interrupts =3D <6 IRQ_TYPE_LEVEL_HIGH 0>; > + interrupt-parent =3D <&gpa1>; > + linux,code =3D ; > + gpios =3D <&gpa1 6 GPIO_ACTIVE_LOW>; > + }; > + > + power-key { > + label =3D "Power"; > + interrupts =3D <7 IRQ_TYPE_LEVEL_HIGH 0>; > + interrupt-parent =3D <&gpa1>; > + linux,code =3D ; > + gpios =3D <&gpa1 7 GPIO_ACTIVE_LOW>; > + wakeup-source; > + }; > + }; > +}; > + If there are some LEDs by chance on that board -- it might be useful to define those here with "gpio-leds" as well. Maybe even set some default trigger like "heartbeat". > +&serial_2 { > + status =3D "okay"; > +}; > + > +&pinctrl_alive { > + key_volup: key-volup-pins { > + samsung,pins =3D "gpa1-5"; > + samsung,pin-function =3D ; Maybe EXYNOS_PIN_FUNC_EINT is more self-explanatory? Just a suggestion thou= gh. > + samsung,pin-pud =3D ; > + samsung,pin-drv =3D <0>; Here and below: please use EXYNOS5420_PIN_DRV_LV1 (means drive level =3D 1x= ). > + }; > + > + key_voldown: key-voldown-pins { > + samsung,pins =3D "gpa1-6"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + samsung,pin-drv =3D <0>; > + }; > + > + key_power: key-power-pins { > + samsung,pins =3D "gpa1-7"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + samsung,pin-drv =3D <0>; > + }; > +}; > diff --git a/arch/arm64/boot/dts/exynos/exynos7885-pinctrl.dtsi b/arch/ar= m64/boot/dts/exynos/exynos7885-pinctrl.dtsi > new file mode 100644 > index 000000000000..8336b2e48858 > --- /dev/null > +++ b/arch/arm64/boot/dts/exynos/exynos7885-pinctrl.dtsi > @@ -0,0 +1,865 @@ > +// SPDX-License-Identifier: GPL-2.0 > +/* > + * Samsung Exynos7885 SoC pin-mux and pin-config device tree source > + * > + * Copyright (c) 2017 Samsung Electronics Co., Ltd. > + * Copyright (c) 2021 D=C3=A1vid Vir=C3=A1g > + * > + * Samsung's Exynos7885 SoC pin-mux and pin-config options are listed as > + * device tree nodes in this file. > + */ > + > +#include You probably also need here for GIC_SPI definition. > + > +&pinctrl_alive { > + etc0: etc0 { > + gpio-controller; > + #gpio-cells =3D <2>; > + > + interrupt-controller; > + #interrupt-cells =3D <2>; > + }; > + > + etc1: etc1 { > + gpio-controller; > + #gpio-cells =3D <2>; > + > + interrupt-controller; > + #interrupt-cells =3D <2>; > + }; Hmm, what are these two? I can't find anything related in exynos7885.dtsi. If it's just some leftover from downstream vendor kernel -- please remove it. > + > + gpa0: gpa0 { > + gpio-controller; > + #gpio-cells =3D <2>; > + > + interrupt-controller; > + #interrupt-cells =3D <2>; > + interrupt-parent =3D <&gic>; > + interrupts =3D , > + , > + , > + , > + , > + , > + , > + ; > + }; > + > + gpa1: gpa1 { > + gpio-controller; > + #gpio-cells =3D <2>; > + > + interrupt-controller; > + #interrupt-cells =3D <3>; > + interrupt-parent =3D <&gic>; > + interrupts =3D , > + , > + , > + , > + , > + , > + , > + ; > + }; > + > + gpa2: gpa2 { > + gpio-controller; > + #gpio-cells =3D <2>; > + > + interrupt-controller; > + #interrupt-cells =3D <2>; > + }; > + > + gpq0: gpq0 { > + gpio-controller; > + #gpio-cells =3D <2>; > + > + interrupt-controller; > + #interrupt-cells =3D <2>; > + }; > + > + sim1_det_gpio: sim1-det-gpio-pins { > + samsung,pins =3D "gpa2-5"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + }; > + > + sim0_det_gpio: sim0-det-gpio-pins { > + samsung,pins =3D "gpa2-6"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + }; > + > + speedy_bus: speedy-bus-pins { > + samsung,pins =3D "gpq0-2"; > + samsung,pin-function =3D ; > + samsung,pin-con-pdn =3D ; > + samsung,pin-pud =3D ; > + samsung,pin-drv =3D <0>; Here and below: suggest using EXYNOS5420_PIN_DRV_LV* constants. Then stuff like "sd1_clk_fast_slew_rate_4x" is going to make sense. > + }; > + > + /* UART_DEBUG */ > + uart2_bus: uart2-bus-pins { > + samsung,pins =3D "gpq0-4", "gpq0-3"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + }; > +}; > + > +&pinctrl_dispaud { > + gpb0: gpb0 { > + gpio-controller; > + #gpio-cells =3D <2>; > + > + interrupt-controller; > + #interrupt-cells =3D <2>; > + }; > + > + gpb1: gpb1 { > + gpio-controller; > + #gpio-cells =3D <2>; > + > + interrupt-controller; > + #interrupt-cells =3D <2>; > + }; > + > + gpb2: gpb2 { > + gpio-controller; > + #gpio-cells =3D <2>; > + > + interrupt-controller; > + #interrupt-cells =3D <2>; > + }; > + > + aud_codec_mclk: aud-codec-mclk-pins { > + samsung,pins =3D "gpb0-0"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + }; > + > + aud_codec_mclk_idle: aud-codec-mclk-idle-pins { > + samsung,pins =3D "gpb0-0"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + }; > + > + aud_codec_bus: aud-codec-bus-pins { > + samsung,pins =3D "gpb0-1", "gpb0-2", "gpb0-3", "gpb0-4"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + }; > + > + aud_codec_bus_idle: aud-codec-bus-idle-pins { > + samsung,pins =3D "gpb0-1", "gpb0-2", "gpb0-3", "gpb0-4"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + }; > + > + aud_loopback_bus: aud-loopback-bus-pins { > + samsung,pins =3D "gpb1-0"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + }; > + > + aud_loopback_bus_idle: aud-loopback-bus-idle-pins { > + samsung,pins =3D "gpb1-0"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + }; > + > + aud_fm_bus: aud-fm-bus-pins { > + samsung,pins =3D "gpb1-1", "gpb1-2", "gpb1-3"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + }; > + > + aud_fm_bus_idle: aud-fm-bus-idle-pins { > + samsung,pins =3D "gpb1-1", "gpb1-2", "gpb1-3"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + }; > + > + aud_spk_bus: aud-spk-bus-pins { > + samsung,pins =3D "gpb2-0", "gpb2-1", "gpb2-2", "gpb2-3"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + }; > + > + aud_spk_bus_idle: aud-spk-bus-idle-pins { > + samsung,pins =3D "gpb2-0", "gpb2-1", "gpb2-2", "gpb2-3"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + }; > +}; > + > +&pinctrl_fsys { > + gpf0: gpf0 { > + gpio-controller; > + #gpio-cells =3D <2>; > + > + interrupt-controller; > + #interrupt-cells =3D <2>; > + }; > + > + gpf2: gpf2 { > + gpio-controller; > + #gpio-cells =3D <2>; > + > + interrupt-controller; > + #interrupt-cells =3D <2>; > + }; > + > + gpf3: gpf3 { > + gpio-controller; > + #gpio-cells =3D <2>; > + > + interrupt-controller; > + #interrupt-cells =3D <2>; > + }; > + > + gpf4: gpf4 { > + gpio-controller; > + #gpio-cells =3D <2>; > + > + interrupt-controller; > + #interrupt-cells =3D <2>; > + }; > + > + sd0_clk: sd0-clk-pins { > + samsung,pins =3D "gpf0-0"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + samsung,pin-drv =3D <3>; > + }; > + > + sd0_clk_fast_slew_rate_1x: sd0-clk-fast-slew-rate-1x-pins { > + samsung,pins =3D "gpf0-0"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + samsung,pin-drv =3D <0>; > + }; > + > + sd0_clk_fast_slew_rate_2x: sd0-clk-fast-slew-rate-2x-pins { > + samsung,pins =3D "gpf0-0"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + samsung,pin-drv =3D <1>; > + }; > + > + sd0_clk_fast_slew_rate_3x: sd0-clk-fast-slew-rate-3x-pins { > + samsung,pins =3D "gpf0-0"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + samsung,pin-drv =3D <2>; > + }; > + > + sd0_clk_fast_slew_rate_4x: sd0-clk-fast-slew-rate-4x-pins { > + samsung,pins =3D "gpf0-0"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + samsung,pin-drv =3D <3>; > + }; > + > + sd0_cmd: sd0-cmd-pins { > + samsung,pins =3D "gpf0-1"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + samsung,pin-drv =3D <3>; > + }; > + > + sd0_rdqs: sd0-rdqs-pins { > + samsung,pins =3D "gpf0-2"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + samsung,pin-drv =3D <3>; > + }; > + > + sd0_bus1: sd0-bus-width1-pins { > + samsung,pins =3D "gpf2-0"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + samsung,pin-drv =3D <3>; > + }; > + > + sd0_bus4: sd0-bus-width4-pins { > + samsung,pins =3D "gpf2-1", "gpf2-2", "gpf2-3"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + samsung,pin-drv =3D <3>; > + }; > + > + sd0_bus8: sd0-bus-width8-pins { > + samsung,pins =3D "gpf2-4", "gpf2-5", "gpf2-6", "gpf2-7"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + samsung,pin-drv =3D <3>; > + }; > + > + sd1_clk: sd1-clk-pins { > + samsung,pins =3D "gpf3-0"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + samsung,pin-drv =3D <2>; > + }; > + > + sd1_clk_fast_slew_rate_1x: sd1-clk-fast-slew-rate-1x-pins { > + samsung,pins =3D "gpf3-0"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + samsung,pin-drv =3D <0>; > + }; > + > + sd1_clk_fast_slew_rate_2x: sd1-clk-fast-slew-rate-2x-pins { > + samsung,pins =3D "gpf3-0"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + samsung,pin-drv =3D <1>; > + }; > + > + sd1_clk_fast_slew_rate_3x: sd1-clk-fast-slew-rate-3x-pins { > + samsung,pins =3D "gpf3-0"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + samsung,pin-drv =3D <2>; > + }; > + > + sd1_clk_fast_slew_rate_4x: sd1-clk-fast-slew-rate-4x-pins { > + samsung,pins =3D "gpf3-0"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + samsung,pin-drv =3D <3>; > + }; > + > + sd1_cmd: sd1-cmd-pins { > + samsung,pins =3D "gpf3-1"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + samsung,pin-drv =3D <2>; > + }; > + > + sd1_bus1: sd1-bus-width1-pins { > + samsung,pins =3D "gpf3-2"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + samsung,pin-drv =3D <2>; > + }; > + > + sd1_bus4: sd1-bus-width4-pins { > + samsung,pins =3D "gpf3-3", "gpf3-5"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + samsung,pin-drv =3D <2>; > + }; > + > + sd2_clk: sd2-clk-pins { > + samsung,pins =3D "gpf4-0"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + samsung,pin-drv =3D <2>; > + }; > + > + sd2_clk_fast_slew_rate_1x: sd2-clk-fast-slew-rate-1x-pins { > + samsung,pins =3D "gpf4-0"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + samsung,pin-drv =3D <0>; > + }; > + > + sd2_clk_fast_slew_rate_2x: sd2-clk-fast-slew-rate-2x-pins { > + samsung,pins =3D "gpf4-0"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + samsung,pin-drv =3D <1>; > + }; > + > + sd2_clk_fast_slew_rate_3x: sd2-clk-fast-slew-rate-3x-pins { > + samsung,pins =3D "gpf4-0"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + samsung,pin-drv =3D <2>; > + }; > + > + sd2_clk_fast_slew_rate_4x: sd2-clk-fast-slew-rate-4x-pins { > + samsung,pins =3D "gpf4-0"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + samsung,pin-drv =3D <3>; > + }; > + > + sd2_cmd: sd2-cmd-pins { > + samsung,pins =3D "gpf4-1"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + samsung,pin-drv =3D <2>; > + }; > + > + sd2_bus1: sd2-bus-width1-pins { > + samsung,pins =3D "gpf4-2"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + samsung,pin-drv =3D <2>; > + }; > + > + sd2_bus4: sd2-bus-width4-pins { > + samsung,pins =3D "gpf4-3", "gpf4-4", "gpf4-5"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + samsung,pin-drv =3D <2>; > + }; > +}; > + > +&pinctrl_top { > + gpc0: gpc0 { > + gpio-controller; > + #gpio-cells =3D <2>; > + > + interrupt-controller; > + #interrupt-cells =3D <2>; > + }; > + > + gpc1: gpc1 { > + gpio-controller; > + #gpio-cells =3D <2>; > + > + interrupt-controller; > + #interrupt-cells =3D <2>; > + }; > + > + gpc2: gpc2 { > + gpio-controller; > + #gpio-cells =3D <2>; > + > + interrupt-controller; > + #interrupt-cells =3D <2>; > + }; > + > + gpg0: gpg0 { > + gpio-controller; > + #gpio-cells =3D <2>; > + > + interrupt-controller; > + #interrupt-cells =3D <2>; > + }; > + > + gpg1: gpg1 { > + gpio-controller; > + #gpio-cells =3D <2>; > + > + interrupt-controller; > + #interrupt-cells =3D <2>; > + }; > + > + gpg2: gpg2 { > + gpio-controller; > + #gpio-cells =3D <2>; > + > + interrupt-controller; > + #interrupt-cells =3D <2>; > + }; > + > + gpg3: gpg3 { > + gpio-controller; > + #gpio-cells =3D <2>; > + > + interrupt-controller; > + #interrupt-cells =3D <2>; > + }; > + > + gpg4: gpg4 { > + gpio-controller; > + #gpio-cells =3D <2>; > + > + interrupt-controller; > + #interrupt-cells =3D <2>; > + }; > + > + gpp0: gpp0 { > + gpio-controller; > + #gpio-cells =3D <2>; > + > + interrupt-controller; > + #interrupt-cells =3D <2>; > + }; > + > + gpp1: gpp1 { > + gpio-controller; > + #gpio-cells =3D <2>; > + > + interrupt-controller; > + #interrupt-cells =3D <2>; > + }; > + > + gpp2: gpp2 { > + gpio-controller; > + #gpio-cells =3D <2>; > + > + interrupt-controller; > + #interrupt-cells =3D <2>; > + }; > + > + gpp3: gpp3 { > + gpio-controller; > + #gpio-cells =3D <2>; > + > + interrupt-controller; > + #interrupt-cells =3D <2>; > + }; > + > + gpp4: gpp4 { > + gpio-controller; > + #gpio-cells =3D <2>; > + > + interrupt-controller; > + #interrupt-cells =3D <2>; > + }; > + > + gpp5: gpp5 { > + gpio-controller; > + #gpio-cells =3D <2>; > + > + interrupt-controller; > + #interrupt-cells =3D <2>; > + }; > + > + gpp6: gpp6 { > + gpio-controller; > + #gpio-cells =3D <2>; > + > + interrupt-controller; > + #interrupt-cells =3D <2>; > + }; > + > + gpp7: gpp7 { > + gpio-controller; > + #gpio-cells =3D <2>; > + > + interrupt-controller; > + #interrupt-cells =3D <2>; > + }; > + > + gpp8: gpp8 { > + gpio-controller; > + #gpio-cells =3D <2>; > + > + interrupt-controller; > + #interrupt-cells =3D <2>; > + }; > + > + /* DECON TE */ > + decon_f_te_on: decon_f_te_on-pins { > + samsung,pins =3D "gpc0-3"; > + samsung,pin-function =3D ; > + }; > + > + decon_f_te_off: decon_f_te_off-pins { > + samsung,pins =3D "gpc0-3"; > + samsung,pin-function =3D ; > + }; > + > + hs_i2c0_bus: hs-i2c0-bus-pins { > + samsung,pins =3D "gpc1-1", "gpc1-0"; > + samsung,pin-function =3D ; > + samsung,pin-con-pdn =3D ; > + samsung,pin-pud-pdn =3D ; > + samsung,pin-pud =3D ; > + samsung,pin-drv =3D <0>; > + }; > + > + hs_i2c1_bus: hs-i2c1-bus-pins { > + samsung,pins =3D "gpc1-3", "gpc1-2"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + samsung,pin-drv =3D <0>; > + samsung,pin-con-pdn =3D ; > + samsung,pin-pud-pdn =3D ; > + }; > + > + hs_i2c2_bus: hs-i2c2-bus-pins { > + samsung,pins =3D "gpc1-5", "gpc1-4"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + samsung,pin-drv =3D <0>; > + samsung,pin-con-pdn =3D ; > + samsung,pin-pud-pdn =3D ; > + }; > + > + hs_i2c3_bus: hs-i2c3-bus-pins { > + samsung,pins =3D "gpc1-7", "gpc1-6"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + samsung,pin-drv =3D <0>; > + samsung,pin-con-pdn =3D ; > + samsung,pin-pud-pdn =3D ; > + }; > + > + /* USI0 UART */ > + uart3_bus_single: uart3-bus-single-pins { > + samsung,pins =3D "gpc2-3", "gpc2-2", "gpc2-1", "gpc2-0"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + }; > + > + /* USI0 UART_HSI2C1 */ > + uart3_bus_dual: uart3-bus-dual-pins { > + samsung,pins =3D "gpc2-1", "gpc2-0"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + }; > + > + /* USI0 HSI2C0 */ > + hs_i2c4_bus: hs-i2c4-bus-pins { > + samsung,pins =3D "gpc2-1", "gpc2-0"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + samsung,pin-drv =3D <0>; > + samsung,pin-con-pdn =3D ; > + samsung,pin-pud-pdn =3D ; > + }; > + > + /* USI0 HSI2C1 */ > + hs_i2c5_bus: hs-i2c5-bus-pins { > + samsung,pins =3D "gpc2-3", "gpc2-2"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + samsung,pin-drv =3D <0>; > + samsung,pin-con-pdn =3D ; > + samsung,pin-pud-pdn =3D ; > + }; > + > + /* USI0 SPI */ > + spi2_bus: spi2-bus-pins { > + samsung,pins =3D "gpc2-1", "gpc2-0", "gpc2-3"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + samsung,pin-drv =3D <0>; > + }; > + > + spi2_cs: spi2-cs-pins { > + samsung,pins =3D "gpc2-2"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + samsung,pin-drv =3D <0>; > + }; > + > + /* USI1 UART */ > + uart4_bus_single: uart4-bus-single-pins { > + samsung,pins =3D "gpc2-7", "gpc2-6", "gpc2-5", "gpc2-4"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + }; > + > + /* USI1 UART_HSI2C1*/ > + uart4_bus_dual: uart4-bus-dual-pins { > + samsung,pins =3D "gpc2-5", "gpc2-4"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + }; > + > + /* USI1 HSI2C0 */ > + hs_i2c6_bus: hs-i2c6-bus-pins { > + samsung,pins =3D "gpc2-5", "gpc2-4"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + samsung,pin-drv =3D <0>; > + samsung,pin-con-pdn =3D ; > + samsung,pin-pud-pdn =3D ; > + }; > + > + /* USI1 HSI2C1 */ > + hs_i2c7_bus: hs-i2c7-bus-pins { > + samsung,pins =3D "gpc2-7", "gpc2-6"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + samsung,pin-drv =3D <0>; > + samsung,pin-con-pdn =3D ; > + samsung,pin-pud-pdn =3D ; > + }; > + > + /* USI1 SPI */ > + spi3_bus: spi3-bus-pins { > + samsung,pins =3D "gpc2-5", "gpc2-4", "gpc2-7"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + samsung,pin-drv =3D <0>; > + }; > + > + spi3_cs: spi3-cs-pins { > + samsung,pins =3D "gpc2-6"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + samsung,pin-drv =3D <0>; > + }; > + > + fm_lna_en: fm-lna-en-pins { > + samsung,pins =3D "gpg0-2"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + samsung,pin-con-pdn =3D ; > + samsung,pin-pud-pdn =3D ; > + samsung,pin-val =3D <1>; > + }; > + > + uart1_bus: uart1-bus-pins { > + samsung,pins =3D "gpg1-3", "gpg1-2", "gpg1-1", "gpg1-0"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + }; > + > + i2c7_bus: i2c7-bus-pins { > + samsung,pins =3D "gpg1-5", "gpg1-4"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + samsung,pin-drv =3D <0>; > + }; > + > + aud_dmic_on: aud-dmic-on-pins { > + samsung,pins =3D "gpg2-1"; > + samsung,pin-function =3D ; > + samsung,pin-con-pdn =3D ; > + samsung,pin-val =3D <1>; > + }; > + > + aud_dmic_off: aud-dmic-off-pins { > + samsung,pins =3D "gpg2-1"; > + samsung,pin-function =3D ; > + samsung,pin-con-pdn =3D ; > + samsung,pin-val =3D <0>; > + }; > + > + /* UART_HEALTH */ > + uart0_bus: uart0-bus-pins { > + samsung,pins =3D "gpp0-3", "gpp0-2", "gpp0-1", "gpp0-0"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + }; > + > + i2c0_bus: i2c0-bus-pins { > + samsung,pins =3D "gpp1-1", "gpp1-0"; > + samsung,pin-function =3D ; > + samsung,pin-con-pdn =3D ; > + samsung,pin-pud =3D ; > + samsung,pin-drv =3D <0>; > + }; > + > + i2c1_bus: i2c1-bus-pins { > + samsung,pins =3D "gpp1-3", "gpp1-2"; > + samsung,pin-function =3D ; > + samsung,pin-con-pdn =3D ; > + samsung,pin-pud =3D ; > + samsung,pin-drv =3D <0>; > + }; > + > + i2c2_bus: i2c2-bus-pins { > + samsung,pins =3D "gpp2-1", "gpp2-0"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + samsung,pin-drv =3D <0>; > + }; > + > + i2c3_bus: i2c3-bus-pins { > + samsung,pins =3D "gpp3-1", "gpp3-0"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + samsung,pin-drv =3D <0>; > + }; > + > + i2c4_bus: i2c4-bus-pins { > + samsung,pins =3D "gpp4-1", "gpp4-0"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + samsung,pin-drv =3D <0>; > + }; > + > + i2c5_bus: i2c5-bus-pins { > + samsung,pins =3D "gpp4-3", "gpp4-2"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + samsung,pin-drv =3D <0>; > + }; > + > + i2c6_bus: i2c6-bus-pins { > + samsung,pins =3D "gpp4-5", "gpp4-4"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + samsung,pin-drv =3D <0>; > + }; > + > + /* SPI_ESE */ > + spi0_bus: spi0-bus-pins { > + samsung,pins =3D "gpp5-3", "gpp5-2", "gpp5-0"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + samsung,pin-drv =3D <0>; > + }; > + > + spi0_cs: spi0-cs-pins { > + samsung,pins =3D "gpp5-1"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + samsung,pin-drv =3D <0>; > + }; > + > + /* SPI_FP */ > + spi1_bus: spi1-bus-pins { > + samsung,pins =3D "gpp6-3", "gpp6-2", "gpp6-0"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + samsung,pin-drv =3D <0>; > + }; > + > + spi1_cs: spi1-cs-pins { > + samsung,pins =3D "gpp6-1"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + samsung,pin-drv =3D <0>; > + }; > + > + /* USI2 UART */ > + uart5_bus_single: uart5-bus-single-pins { > + samsung,pins =3D "gpp8-1", "gpp8-0", "gpp7-1", "gpp7-0"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + }; > + > + /* USI2 UART_HSI2C1 */ > + uart5_bus_dual: uart5-bus-dual-pins { > + samsung,pins =3D "gpp7-1", "gpp7-0"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + }; > + > + /* USI2 HSI2C0 */ > + hs_i2c8_bus: hs-i2c8-bus-pins { > + samsung,pins =3D "gpp7-1", "gpp7-0"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + samsung,pin-drv =3D <0>; > + samsung,pin-con-pdn =3D ; > + samsung,pin-pud-pdn =3D ; > + }; > + > + /* USI2 HSI2C1 */ > + hs_i2c9_bus: hs-i2c9-bus-pins { > + samsung,pins =3D "gpp8-1", "gpp8-0"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + samsung,pin-drv =3D <0>; > + samsung,pin-con-pdn =3D ; > + samsung,pin-pud-pdn =3D ; > + }; > + > + /* USI2 SPI */ > + spi4_bus: spi4-bus-pins { > + samsung,pins =3D "gpp7-1", "gpp7-0", "gpp8-1"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + samsung,pin-drv =3D <0>; > + }; > + > + spi4_cs: spi4-cs-pins { > + samsung,pins =3D "gpp8-0"; > + samsung,pin-function =3D ; > + samsung,pin-pud =3D ; > + samsung,pin-drv =3D <0>; > + }; > +}; > diff --git a/arch/arm64/boot/dts/exynos/exynos7885.dtsi b/arch/arm64/boot= /dts/exynos/exynos7885.dtsi > new file mode 100644 > index 000000000000..cc7a5ce0c103 > --- /dev/null > +++ b/arch/arm64/boot/dts/exynos/exynos7885.dtsi > @@ -0,0 +1,438 @@ > +// SPDX-License-Identifier: GPL-2.0 > +/* > + * Samsung Exynos7885 SoC device tree source > + * > + * Copyright (c) 2021 Samsung Electronics Co., Ltd. > + * Copyright (c) 2021 D=C3=A1vid Vir=C3=A1g > + * This line is not needed. > + */ > + > +#include > +#include > + > +/ { > + compatible =3D "samsung,exynos7885"; > + #address-cells =3D <2>; > + #size-cells =3D <1>; > + > + interrupt-parent =3D <&gic>; > + > + aliases { > + pinctrl0 =3D &pinctrl_alive; > + pinctrl1 =3D &pinctrl_dispaud; > + pinctrl2 =3D &pinctrl_fsys; > + pinctrl3 =3D &pinctrl_top; > + }; > + > + arm-a53-pmu { > + compatible =3D "arm,cortex-a53-pmu"; > + interrupts =3D , > + , > + , > + , > + , > + ; > + interrupt-affinity =3D <&cpu0>, > + <&cpu1>, > + <&cpu2>, > + <&cpu3>, > + <&cpu4>, > + <&cpu5>; Maybe have cpu0..cpu3 on one line, and cpu4..cpu5 on second line? > + }; > + > + arm-a73-pmu { > + compatible =3D "arm,cortex-a73-pmu"; > + interrupts =3D , > + ; > + interrupt-affinity =3D <&cpu6>, > + <&cpu7>; Both cpus can be on the same line here. > + }; > + > + cpus { > + #address-cells =3D <1>; > + #size-cells =3D <0>; > + > + cpu-map { > + cluster0 { > + core0 { > + cpu =3D <&cpu0>; > + }; > + core1 { > + cpu =3D <&cpu1>; > + }; > + core2 { > + cpu =3D <&cpu2>; > + }; > + core3 { > + cpu =3D <&cpu3>; > + }; > + core4 { > + cpu =3D <&cpu4>; > + }; > + core5 { > + cpu =3D <&cpu5>; > + }; > + }; > + > + cluster1 { > + core0 { > + cpu =3D <&cpu6>; > + }; > + core1 { > + cpu =3D <&cpu7>; > + }; > + }; > + }; > + > + cpu0: cpu@100 { > + device_type =3D "cpu"; > + compatible =3D "arm,cortex-a53"; > + reg =3D <0x100>; > + enable-method =3D "psci"; > + }; > + > + cpu1: cpu@101 { > + device_type =3D "cpu"; > + compatible =3D "arm,cortex-a53"; > + reg =3D <0x101>; > + enable-method =3D "psci"; > + }; > + > + cpu2: cpu@102 { > + device_type =3D "cpu"; > + compatible =3D "arm,cortex-a53"; > + reg =3D <0x102>; > + enable-method =3D "psci"; > + }; > + > + cpu3: cpu@103 { > + device_type =3D "cpu"; > + compatible =3D "arm,cortex-a53"; > + reg =3D <0x103>; > + enable-method =3D "psci"; > + }; > + > + cpu4: cpu@200 { > + device_type =3D "cpu"; > + compatible =3D "arm,cortex-a53"; > + reg =3D <0x200>; > + enable-method =3D "psci"; > + }; > + > + cpu5: cpu@201 { > + device_type =3D "cpu"; > + compatible =3D "arm,cortex-a53"; > + reg =3D <0x201>; > + enable-method =3D "psci"; > + }; > + > + cpu6: cpu@0 { > + device_type =3D "cpu"; > + compatible =3D "arm,cortex-a73"; > + reg =3D <0x0>; > + enable-method =3D "psci"; > + }; > + > + cpu7: cpu@1 { > + device_type =3D "cpu"; > + compatible =3D "arm,cortex-a73"; > + reg =3D <0x1>; > + enable-method =3D "psci"; > + }; > + }; > + > + psci { > + compatible =3D "arm,psci"; > + method =3D "smc"; > + cpu_suspend =3D <0xc4000001>; > + cpu_off =3D <0x84000002>; > + cpu_on =3D <0xc4000003>; > + }; > + > + timer { > + compatible =3D "arm,armv8-timer"; > + /* Hypervisor Virtual Timer interrupt is not wired to GIC= */ > + interrupts =3D , > + , > + , > + ; Can you please make it fit 80 characters per line? > + }; > + > + fixed-rate-clocks { > + oscclk: osc-clock { > + compatible =3D "fixed-clock"; > + #clock-cells =3D <0>; > + clock-frequency =3D <26000000>; Hmm, maybe it's better to set this clock frequency in board dts? > + clock-output-names =3D "oscclk"; > + }; > + }; > + > + soc: soc@0 { > + compatible =3D "simple-bus"; > + #address-cells =3D <1>; > + #size-cells =3D <1>; > + ranges =3D <0x0 0x0 0x0 0x20000000>; > + > + chipid@10000000 { > + compatible =3D "samsung,exynos850-chipid"; > + reg =3D <0x10000000 0x24>; > + }; > + > + gic: interrupt-controller@12301000 { > + compatible =3D "arm,gic-400"; > + #interrupt-cells =3D <3>; > + #address-cells =3D <0>; > + interrupt-controller; > + reg =3D <0x12301000 0x1000>, > + <0x12302000 0x2000>, > + <0x12304000 0x2000>, > + <0x12306000 0x2000>; > + interrupts =3D + IRQ_TYPE_LEVEL_HIGH)>; > + }; > + > + cmu_peri: clock-controller@10010000 { > + compatible =3D "samsung,exynos7885-cmu-peri"; > + reg =3D <0x10010000 0x8000>; > + #clock-cells =3D <1>; > + > + clocks =3D <&oscclk>, > + <&cmu_top CLK_DOUT_PERI_BUS>, > + <&cmu_top CLK_DOUT_PERI_SPI0>, > + <&cmu_top CLK_DOUT_PERI_SPI1>, > + <&cmu_top CLK_DOUT_PERI_UART0>, > + <&cmu_top CLK_DOUT_PERI_UART1>, > + <&cmu_top CLK_DOUT_PERI_UART2>, > + <&cmu_top CLK_DOUT_PERI_USI0>, > + <&cmu_top CLK_DOUT_PERI_USI1>, > + <&cmu_top CLK_DOUT_PERI_USI2>; > + clock-names =3D "oscclk", > + "dout_peri_bus", > + "dout_peri_spi0", > + "dout_peri_spi1", > + "dout_peri_uart0", > + "dout_peri_uart1", > + "dout_peri_uart2", > + "dout_peri_usi0", > + "dout_peri_usi1", > + "dout_peri_usi2"; > + }; > + > + cmu_core: clock-controller@12000000 { > + compatible =3D "samsung,exynos7885-cmu-core"; > + reg =3D <0x12000000 0x8000>; > + #clock-cells =3D <1>; > + > + clocks =3D <&oscclk>, > + <&cmu_top CLK_DOUT_CORE_BUS>, > + <&cmu_top CLK_DOUT_CORE_CCI>, > + <&cmu_top CLK_DOUT_CORE_G3D>; > + clock-names =3D "oscclk", "dout_core_bus", "dout_= core_cci", "dout_core_g3d"; 80 characters per line, please. Also, please keep the style consistent: in cmu_peri you have each clock per line, here all clocks are on one line. > + }; > + > + cmu_top: clock-controller@12060000 { I'd move cmu_top above, to be the first CMU node. > + compatible =3D "samsung,exynos7885-cmu-top"; > + reg =3D <0x12060000 0x8000>; > + #clock-cells =3D <1>; > + > + clocks =3D <&oscclk>; > + clock-names =3D "oscclk"; > + }; > + > + pinctrl_alive: pinctrl@11cb0000 { > + compatible =3D "samsung,exynos7885-pinctrl"; > + reg =3D <0x11cb0000 0x1000>; > + interrupts =3D , > + , > + , > + , > + , > + , > + , > + , > + , > + , > + , > + , > + , > + , > + , > + ; > + > + wakeup-interrupt-controller { > + compatible =3D "samsung,exynos7-wakeup-ei= nt"; > + interrupt-parent =3D <&gic>; > + interrupts =3D ; > + }; > + }; > + > + pinctrl_dispaud: pinctrl@148f0000 { > + compatible =3D "samsung,exynos7885-pinctrl"; > + reg =3D <0x148f0000 0x1000>; > + interrupts =3D ; > + }; > + > + pinctrl_fsys: pinctrl@13430000 { > + compatible =3D "samsung,exynos7885-pinctrl"; > + reg =3D <0x13430000 0x1000>; > + interrupts =3D ; > + }; > + > + pinctrl_top: pinctrl@139b0000 { > + compatible =3D "samsung,exynos7885-pinctrl"; > + reg =3D <0x139b0000 0x1000>; > + interrupts =3D ; > + }; > + > + pmu_system_controller: system-controller@11c80000 { > + compatible =3D "samsung,exynos7-pmu", "syscon"; > + reg =3D <0x11c80000 0x10000>; > + }; > + > + serial_0: serial@13800000 { > + compatible =3D "samsung,exynos5433-uart"; > + reg =3D <0x13800000 0x100>; > + interrupts =3D ; > + pinctrl-names =3D "default"; > + pinctrl-0 =3D <&uart0_bus>; > + clocks =3D <&cmu_peri CLK_GOUT_UART0_EXT_UCLK>, > + <&cmu_peri CLK_GOUT_UART0_PCLK>; AFAIU, usually PCLK is a bus clock. Are you sure it should be UART baud clo= ck? > + clock-names =3D "uart", "clk_uart_baud0"; > + samsung,uart-fifosize =3D <64>; > + status =3D "disabled"; > + }; > + > + serial_1: serial@13810000 { > + compatible =3D "samsung,exynos5433-uart"; > + reg =3D <0x13810000 0x100>; > + interrupts =3D ; > + pinctrl-names =3D "default"; > + pinctrl-0 =3D <&uart1_bus>; > + clocks =3D <&cmu_peri CLK_GOUT_UART1_EXT_UCLK>, > + <&cmu_peri CLK_GOUT_UART1_PCLK>; > + clock-names =3D "uart", "clk_uart_baud0"; > + samsung,uart-fifosize =3D <256>; > + status =3D "disabled"; > + }; > + > + serial_2: serial@13820000 { > + compatible =3D "samsung,exynos5433-uart"; > + reg =3D <0x13820000 0x100>; > + interrupts =3D ; > + pinctrl-names =3D "default"; > + pinctrl-0 =3D <&uart2_bus>; > + clocks =3D <&cmu_peri CLK_GOUT_UART2_EXT_UCLK>, > + <&cmu_peri CLK_GOUT_UART2_PCLK>; > + clock-names =3D "uart", "clk_uart_baud0"; > + samsung,uart-fifosize =3D <256>; > + status =3D "disabled"; > + }; > + > + i2c_0: i2c@13830000 { > + compatible =3D "samsung,s3c2440-i2c"; > + reg =3D <0x13830000 0x100>; > + interrupts =3D ; > + #address-cells =3D <1>; > + #size-cells =3D <0>; > + pinctrl-names =3D "default"; > + pinctrl-0 =3D <&i2c0_bus>; > + clocks =3D <&cmu_peri CLK_GOUT_I2C0_PCLK>; > + clock-names =3D "i2c"; > + status =3D "disabled"; > + }; > + > + i2c_1: i2c@13840000 { > + compatible =3D "samsung,s3c2440-i2c"; > + reg =3D <0x13840000 0x100>; > + interrupts =3D ; > + #address-cells =3D <1>; > + #size-cells =3D <0>; > + pinctrl-names =3D "default"; > + pinctrl-0 =3D <&i2c1_bus>; > + clocks =3D <&cmu_peri CLK_GOUT_I2C1_PCLK>; > + clock-names =3D "i2c"; > + status =3D "disabled"; > + }; > + > + i2c_2: i2c@13850000 { > + compatible =3D "samsung,s3c2440-i2c"; > + reg =3D <0x13850000 0x100>; > + interrupts =3D ; > + #address-cells =3D <1>; > + #size-cells =3D <0>; > + pinctrl-names =3D "default"; > + pinctrl-0 =3D <&i2c2_bus>; > + clocks =3D <&cmu_peri CLK_GOUT_I2C2_PCLK>; > + clock-names =3D "i2c"; > + status =3D "disabled"; > + }; > + > + i2c_3: i2c@13860000 { > + compatible =3D "samsung,s3c2440-i2c"; > + reg =3D <0x13860000 0x100>; > + interrupts =3D ; > + #address-cells =3D <1>; > + #size-cells =3D <0>; > + pinctrl-names =3D "default"; > + pinctrl-0 =3D <&i2c3_bus>; > + clocks =3D <&cmu_peri CLK_GOUT_I2C3_PCLK>; > + clock-names =3D "i2c"; > + status =3D "disabled"; > + }; > + > + i2c_4: i2c@13870000 { > + compatible =3D "samsung,s3c2440-i2c"; > + reg =3D <0x13870000 0x100>; > + interrupts =3D ; > + #address-cells =3D <1>; > + #size-cells =3D <0>; > + pinctrl-names =3D "default"; > + pinctrl-0 =3D <&i2c4_bus>; > + clocks =3D <&cmu_peri CLK_GOUT_I2C4_PCLK>; > + clock-names =3D "i2c"; > + status =3D "disabled"; > + }; > + > + i2c_5: i2c@13880000 { > + compatible =3D "samsung,s3c2440-i2c"; > + reg =3D <0x13880000 0x100>; > + interrupts =3D ; > + #address-cells =3D <1>; > + #size-cells =3D <0>; > + pinctrl-names =3D "default"; > + pinctrl-0 =3D <&i2c5_bus>; > + clocks =3D <&cmu_peri CLK_GOUT_I2C5_PCLK>; > + clock-names =3D "i2c"; > + status =3D "disabled"; > + }; > + > + i2c_6: i2c@13890000 { > + compatible =3D "samsung,s3c2440-i2c"; > + reg =3D <0x13890000 0x100>; > + interrupts =3D ; > + #address-cells =3D <1>; > + #size-cells =3D <0>; > + pinctrl-names =3D "default"; > + pinctrl-0 =3D <&i2c6_bus>; > + clocks =3D <&cmu_peri CLK_GOUT_I2C6_PCLK>; > + clock-names =3D "i2c"; > + status =3D "disabled"; > + }; > + > + i2c_7: i2c@11cd0000 { > + compatible =3D "samsung,s3c2440-i2c"; > + reg =3D <0x11cd0000 0x100>; > + interrupts =3D ; > + #address-cells =3D <1>; > + #size-cells =3D <0>; > + pinctrl-names =3D "default"; > + pinctrl-0 =3D <&i2c7_bus>; > + clocks =3D <&cmu_peri CLK_GOUT_I2C7_PCLK>; > + clock-names =3D "i2c"; > + status =3D "disabled"; > + }; > + }; > +}; > + > +#include "exynos7885-pinctrl.dtsi" > +#include "arm/exynos-syscon-restart.dtsi" Have you verified both reboot and power off functions from this file? I guess if some doesn't work, it's better to avoid including this, but instead add corresponding sub-nodes into your pmu_sytem_controller. > -- > 2.34.1 >