From patchwork Tue Sep 14 08:51:36 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sam Shih X-Patchwork-Id: 511440 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, UNPARSEABLE_RELAY, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1180FC4321E for ; Tue, 14 Sep 2021 08:53:24 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 001246112E for ; Tue, 14 Sep 2021 08:53:23 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232079AbhINIyi (ORCPT ); Tue, 14 Sep 2021 04:54:38 -0400 Received: from mailgw02.mediatek.com ([210.61.82.184]:51920 "EHLO mailgw02.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S231618AbhINIyP (ORCPT ); Tue, 14 Sep 2021 04:54:15 -0400 X-UUID: 0e2bb01580a644d392ba13b408fa7c03-20210914 X-UUID: 0e2bb01580a644d392ba13b408fa7c03-20210914 Received: from mtkcas11.mediatek.inc [(172.21.101.40)] by mailgw02.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 1821452404; Tue, 14 Sep 2021 16:52:54 +0800 Received: from mtkcas07.mediatek.inc (172.21.101.84) by mtkmbs06n1.mediatek.inc (172.21.101.129) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 14 Sep 2021 16:52:51 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkcas07.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Tue, 14 Sep 2021 16:52:51 +0800 From: Sam Shih To: Rob Herring , Sean Wang , Linus Walleij , Matthias Brugger , Matt Mackall , Herbert Xu , Greg Kroah-Hartman , Wim Van Sebroeck , Guenter Roeck , Michael Turquette , Stephen Boyd , Hsin-Yi Wang , Enric Balletbo i Serra , Fabien Parent , Seiya Wang , , , , , , , , , CC: John Crispin , Ryder Lee , Sam Shih Subject: [RESEND,v2,8/9] arm64: dts: mediatek: add mt7986a support Date: Tue, 14 Sep 2021 16:51:36 +0800 Message-ID: <20210914085137.31761-9-sam.shih@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20210914085137.31761-1-sam.shih@mediatek.com> References: <20210914085137.31761-1-sam.shih@mediatek.com> MIME-Version: 1.0 X-MTK: N Precedence: bulk List-ID: X-Mailing-List: linux-watchdog@vger.kernel.org Add basic chip support for Mediatek mt7986a, include uart nodes with correct clocks, rng node with correct clock, and watchdog node and mt7986a pinctrl node. Add cpu node, timer node, gic node, psci and reserved-memory node for ARM Trusted Firmware, Add clock controller nodes, include 40M clock source, topckgen, infracfg, apmixedsys and ethernet subsystem. Signed-off-by: Sam Shih --- v2: modified clock and uart node due to clock driver updated --- arch/arm64/boot/dts/mediatek/Makefile | 1 + arch/arm64/boot/dts/mediatek/mt7986a-rfb.dts | 49 ++++ arch/arm64/boot/dts/mediatek/mt7986a.dtsi | 227 +++++++++++++++++++ 3 files changed, 277 insertions(+) create mode 100644 arch/arm64/boot/dts/mediatek/mt7986a-rfb.dts create mode 100644 arch/arm64/boot/dts/mediatek/mt7986a.dtsi diff --git a/arch/arm64/boot/dts/mediatek/Makefile b/arch/arm64/boot/dts/mediatek/Makefile index 4f68ebed2e31..e6c3a73b9e4a 100644 --- a/arch/arm64/boot/dts/mediatek/Makefile +++ b/arch/arm64/boot/dts/mediatek/Makefile @@ -7,6 +7,7 @@ dtb-$(CONFIG_ARCH_MEDIATEK) += mt6797-evb.dtb dtb-$(CONFIG_ARCH_MEDIATEK) += mt6797-x20-dev.dtb dtb-$(CONFIG_ARCH_MEDIATEK) += mt7622-rfb1.dtb dtb-$(CONFIG_ARCH_MEDIATEK) += mt7622-bananapi-bpi-r64.dtb +dtb-$(CONFIG_ARCH_MEDIATEK) += mt7986a-rfb.dtb dtb-$(CONFIG_ARCH_MEDIATEK) += mt8167-pumpkin.dtb dtb-$(CONFIG_ARCH_MEDIATEK) += mt8173-elm.dtb dtb-$(CONFIG_ARCH_MEDIATEK) += mt8173-elm-hana.dtb diff --git a/arch/arm64/boot/dts/mediatek/mt7986a-rfb.dts b/arch/arm64/boot/dts/mediatek/mt7986a-rfb.dts new file mode 100644 index 000000000000..a58347c09ab2 --- /dev/null +++ b/arch/arm64/boot/dts/mediatek/mt7986a-rfb.dts @@ -0,0 +1,49 @@ +// SPDX-License-Identifier: (GPL-2.0 OR MIT) +/* + * Copyright (C) 2021 MediaTek Inc. + * Author: Sam.Shih + */ + +/dts-v1/; +#include "mt7986a.dtsi" + +/ { + model = "MediaTek MT7986a RFB"; + compatible = "mediatek,mt7986a-rfb"; + chosen { + bootargs = "console=ttyS0,115200n1 loglevel=8 \ + earlycon=uart8250,mmio32,0x11002000"; + }; +}; + +&uart0 { + status = "okay"; +}; + +&uart1 { + pinctrl-names = "default"; + pinctrl-0 = <&uart1_pins>; + status = "okay"; +}; + +&uart2 { + pinctrl-names = "default"; + pinctrl-0 = <&uart2_pins>; + status = "okay"; +}; + +&pio { + uart1_pins: uart1-pins-42-to-45 { + mux { + function = "uart"; + groups = "uart1"; + }; + }; + + uart2_pins: uart1-pins-46-to-49 { + mux { + function = "uart"; + groups = "uart2"; + }; + }; +}; diff --git a/arch/arm64/boot/dts/mediatek/mt7986a.dtsi b/arch/arm64/boot/dts/mediatek/mt7986a.dtsi new file mode 100644 index 000000000000..dfe3e7101031 --- /dev/null +++ b/arch/arm64/boot/dts/mediatek/mt7986a.dtsi @@ -0,0 +1,227 @@ +// SPDX-License-Identifier: (GPL-2.0 OR MIT) +/* + * Copyright (C) 2021 MediaTek Inc. + * Author: Sam.Shih + */ + +#include +#include +#include + +/ { + compatible = "mediatek,mt7986a"; + interrupt-parent = <&gic>; + #address-cells = <2>; + #size-cells = <2>; + + clk40m: oscillator@0 { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <40000000>; + clock-output-names = "clkxtal"; + }; + + cpus { + #address-cells = <1>; + #size-cells = <0>; + cpu0: cpu@0 { + device_type = "cpu"; + compatible = "arm,cortex-a53"; + enable-method = "psci"; + reg = <0x0>; + #cooling-cells = <2>; + }; + + cpu1: cpu@1 { + device_type = "cpu"; + compatible = "arm,cortex-a53"; + enable-method = "psci"; + reg = <0x1>; + #cooling-cells = <2>; + }; + + cpu2: cpu@2 { + device_type = "cpu"; + compatible = "arm,cortex-a53"; + enable-method = "psci"; + reg = <0x2>; + #cooling-cells = <2>; + }; + + cpu3: cpu@3 { + device_type = "cpu"; + enable-method = "psci"; + compatible = "arm,cortex-a53"; + reg = <0x3>; + #cooling-cells = <2>; + }; + }; + + psci { + compatible = "arm,psci-0.2"; + method = "smc"; + }; + + reserved-memory { + #address-cells = <2>; + #size-cells = <2>; + ranges; + /* 192 KiB reserved for ARM Trusted Firmware (BL31) */ + secmon_reserved: secmon@43000000 { + reg = <0 0x43000000 0 0x30000>; + no-map; + }; + }; + + timer { + compatible = "arm,armv8-timer"; + interrupt-parent = <&gic>; + clock-frequency = <13000000>; + interrupts = , + , + , + ; + }; + + soc { + #address-cells = <2>; + #size-cells = <2>; + compatible = "simple-bus"; + ranges; + + gic: interrupt-controller@c000000 { + compatible = "arm,gic-v3"; + #interrupt-cells = <3>; + interrupt-parent = <&gic>; + interrupt-controller; + reg = <0 0x0c000000 0 0x40000>, + <0 0x0c080000 0 0x200000>; + interrupts = ; + }; + + infracfg: infracfg@10001000 { + compatible = "mediatek,mt7986-infracfg", "syscon"; + reg = <0 0x10001000 0 0x1000>; + #clock-cells = <1>; + }; + + topckgen: topckgen@1001b000 { + compatible = "mediatek,mt7986-topckgen", "syscon"; + reg = <0 0x1001B000 0 0x1000>; + #clock-cells = <1>; + }; + + watchdog: watchdog@1001c000 { + compatible = "mediatek,mt7986-wdt", + "mediatek,mt6589-wdt"; + reg = <0 0x1001c000 0 0x1000>; + interrupts = ; + #reset-cells = <1>; + status = "disabled"; + }; + + apmixedsys: apmixedsys@1001e000 { + compatible = "mediatek,mt7986-apmixedsys"; + reg = <0 0x1001E000 0 0x1000>; + #clock-cells = <1>; + }; + + pio: pinctrl@1001f000 { + compatible = "mediatek,mt7986a-pinctrl"; + reg = <0 0x1001f000 0 0x1000>, + <0 0x11c30000 0 0x1000>, + <0 0x11c40000 0 0x1000>, + <0 0x11e20000 0 0x1000>, + <0 0x11e30000 0 0x1000>, + <0 0x11f00000 0 0x1000>, + <0 0x11f10000 0 0x1000>, + <0 0x1000b000 0 0x1000>; + reg-names = "gpio_base", "iocfg_rt_base", "iocfg_rb_base", + "iocfg_lt_base", "iocfg_lb_base", "iocfg_tr_base", + "iocfg_tl_base", "eint"; + gpio-controller; + #gpio-cells = <2>; + gpio-ranges = <&pio 0 0 100>; + interrupt-controller; + interrupts = ; + interrupt-parent = <&gic>; + #interrupt-cells = <2>; + }; + + sgmiisys0: syscon@10060000 { + compatible = "mediatek,mt7986-sgmiisys_0", + "syscon"; + reg = <0 0x10060000 0 0x1000>; + #clock-cells = <1>; + }; + + sgmiisys1: syscon@10070000 { + compatible = "mediatek,mt7986-sgmiisys_1", + "syscon"; + reg = <0 0x10070000 0 0x1000>; + #clock-cells = <1>; + }; + + trng: trng@1020f000 { + compatible = "mediatek,mt7986-rng", + "mediatek,mt7623-rng"; + reg = <0 0x1020f000 0 0x100>; + clocks = <&infracfg CLK_INFRA_TRNG_CK>; + clock-names = "rng"; + status = "disabled"; + }; + + uart0: serial@11002000 { + compatible = "mediatek,mt7986-uart", + "mediatek,mt6577-uart"; + reg = <0 0x11002000 0 0x400>; + interrupts = ; + clocks = <&infracfg CLK_INFRA_UART0_SEL>, + <&infracfg CLK_INFRA_UART0_CK>; + clock-names = "baud", "bus"; + assigned-clocks = <&topckgen CLK_TOP_UART_SEL>, + <&infracfg CLK_INFRA_UART0_SEL>; + assigned-clock-parents = <&topckgen CLK_TOP_XTAL>, + <&topckgen CLK_TOP_UART_SEL>; + status = "disabled"; + }; + + uart1: serial@11003000 { + compatible = "mediatek,mt7986-uart", + "mediatek,mt6577-uart"; + reg = <0 0x11003000 0 0x400>; + interrupts = ; + clocks = <&infracfg CLK_INFRA_UART1_SEL>, + <&infracfg CLK_INFRA_UART1_CK>; + clock-names = "baud", "bus"; + assigned-clocks = <&infracfg CLK_INFRA_UART1_SEL>; + assigned-clock-parents = <&topckgen CLK_TOP_F26M_SEL>; + status = "disabled"; + }; + + uart2: serial@11004000 { + compatible = "mediatek,mt7986-uart", + "mediatek,mt6577-uart"; + reg = <0 0x11004000 0 0x400>; + interrupts = ; + clocks = <&infracfg CLK_INFRA_UART2_SEL>, + <&infracfg CLK_INFRA_UART2_CK>; + clock-names = "baud", "bus"; + assigned-clocks = <&infracfg CLK_INFRA_UART2_SEL>; + assigned-clock-parents = <&topckgen CLK_TOP_F26M_SEL>; + status = "disabled"; + }; + + ethsys: syscon@15000000 { + #address-cells = <1>; + #size-cells = <1>; + compatible = "mediatek,mt7986-ethsys", + "syscon"; + reg = <0 0x15000000 0 0x1000>; + #clock-cells = <1>; + #reset-cells = <1>; + }; + + }; + +};