From nobody Sat Feb 7 19:08:36 2026 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 E048EEB64D7 for ; Fri, 23 Jun 2023 08:12:55 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231764AbjFWIMy (ORCPT ); Fri, 23 Jun 2023 04:12:54 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51764 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230504AbjFWIMt (ORCPT ); Fri, 23 Jun 2023 04:12:49 -0400 Received: from mail-lf1-f46.google.com (mail-lf1-f46.google.com [209.85.167.46]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 95CC62105; Fri, 23 Jun 2023 01:12:47 -0700 (PDT) Received: by mail-lf1-f46.google.com with SMTP id 2adb3069b0e04-4f766777605so354684e87.1; Fri, 23 Jun 2023 01:12:47 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1687507966; x=1690099966; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=x/BXWd+aXbwkUNKUI7mfSjhHzxj8tSAcMR0CS9iLOvM=; b=jmIqHT/CcdyLsFc5y7eBYiVlKStmiR3TIJ13zxXRudhCX1fa21cPRZTIJXgzCfbRAQ X6K2+gdp7e/M6X1NYU9bFQ5My3n7u7aa6PBO993ksUF2fB8Sn1sy4nogY/KFNlYsgaEU IfwxoKgBM3Yi4xD1rQpkqEoObIbInHMGbNjjr+tDerMJqQmBAU45nB9LQal3SzFvjxvZ 3Xe7BE0xmDVrGKeFajx75H9D07B4nWRP7w7RNqPqkCmRDU+mBxN96121V1xQI0QUNy+W A+PswPDyG6SzDWT/mfX5pT6+5lJ0QUhxjOXZW00+1/lQ9XGp7QSpBANUuCWXmDGI15DT 11Aw== X-Gm-Message-State: AC+VfDxLqj8jMWb2Fns3Yp+tibvDISf2jn8iqZMlG69RtWZZcBDyqS/o 2UbdJLkwWsLk/HChQkKIxlQ= X-Google-Smtp-Source: ACHHUZ4ck5IbQ01mdf/Ix/HFvSnfENX3i8B4yUMTbBumPBiunLk6yqstbrgqlT6rHg2SlJAMH3vWJw== X-Received: by 2002:a19:7708:0:b0:4f8:770f:1b0b with SMTP id s8-20020a197708000000b004f8770f1b0bmr7889691lfc.33.1687507965493; Fri, 23 Jun 2023 01:12:45 -0700 (PDT) Received: from ryzen.lan (cpc87451-finc19-2-0-cust61.4-2.cable.virginm.net. [82.11.51.62]) by smtp.gmail.com with ESMTPSA id l21-20020a7bc455000000b003f9b29ba838sm1594141wmi.35.2023.06.23.01.12.44 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 23 Jun 2023 01:12:45 -0700 (PDT) From: Lucas Tanure To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Neil Armstrong , Jerome Brunet , Kevin Hilman Cc: Nick , Artem , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-amlogic@lists.infradead.org, linux-arm-kernel@lists.infradead.org, Lucas Tanure , Conor Dooley Subject: [PATCH v5 1/4] dt-bindings: arm: amlogic: add Amlogic A311D2 bindings Date: Fri, 23 Jun 2023 09:12:39 +0100 Message-ID: <20230623081242.109131-2-tanure@linux.com> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20230623081242.109131-1-tanure@linux.com> References: <20230623081242.109131-1-tanure@linux.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" Add bindings for the Khadas Vim4 board, using A311D2 soc, a Meson T7 family chip. Signed-off-by: Lucas Tanure Acked-by: Conor Dooley --- Documentation/devicetree/bindings/arm/amlogic.yaml | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/Documentation/devicetree/bindings/arm/amlogic.yaml b/Documenta= tion/devicetree/bindings/arm/amlogic.yaml index 274ee0890312..8dbd65170c50 100644 --- a/Documentation/devicetree/bindings/arm/amlogic.yaml +++ b/Documentation/devicetree/bindings/arm/amlogic.yaml @@ -211,6 +211,13 @@ properties: - amlogic,aq222 - const: amlogic,s4 =20 + - description: Boards with the Amlogic Meson t7 A311D2 SoC + items: + - enum: + - khadas,vim4 + - const: amlogic,a311d2 + - const: amlogic,t7 + additionalProperties: true =20 ... --=20 2.41.0 From nobody Sat Feb 7 19:08:36 2026 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 0691EEB64DD for ; Fri, 23 Jun 2023 08:12:59 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231789AbjFWIM5 (ORCPT ); Fri, 23 Jun 2023 04:12:57 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51766 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231175AbjFWIMt (ORCPT ); Fri, 23 Jun 2023 04:12:49 -0400 Received: from mail-lf1-f54.google.com (mail-lf1-f54.google.com [209.85.167.54]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 636B61FEF; Fri, 23 Jun 2023 01:12:48 -0700 (PDT) Received: by mail-lf1-f54.google.com with SMTP id 2adb3069b0e04-4f875b267d9so383029e87.1; Fri, 23 Jun 2023 01:12:48 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1687507966; x=1690099966; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=hGvZYo2Xe8nWteW+0mB4VjnmUSaAF1CaOPdHGsKnyTU=; b=YH68iH/UlDCgUZIunI2Z1XOlLO+wfo//pkUFRYmF9stx6gxqRWyFlyFHf0Dq2mhFuZ rWRhio/BLRpLACKwsD02wi0ziCEuf7sJxxClnX4RipnjCTFilzchKCdt8T0mCxExpYth HijWA5OfMp8KgxshPOX68+pvCgFlx6ybZuoLoQe4y1fMqUK2+ehR1Dcw0nHtdJItrmxL OUvTk+K09qqz/fU3xQ6Fx4QhjnyuKTQpjTlkX1snwdalLiFMxJI+rvJCnRJToZXrlr4X o8XukkYQXvFEv9Mqj8x7EbA4Bvbw/eyJ85151BKQzAh5ND9Z+DsOsYCSBuMFh7YffMVq H8wg== X-Gm-Message-State: AC+VfDzbBTd82UiFegyva13/yretUWAqTN/VW4CqwHzEfQIwhlj1T7A6 7KMJTUdY30D9zAAeK9/3FaY= X-Google-Smtp-Source: ACHHUZ7SXZVXvO3FSaVk617WP+fiSNU/3M9rGM3KTy+vnSTVvZiAFrnSd7gmCEczmqQ/5m9A4TcPfg== X-Received: by 2002:a19:8c49:0:b0:4f8:6e6e:4100 with SMTP id i9-20020a198c49000000b004f86e6e4100mr9597994lfj.52.1687507966306; Fri, 23 Jun 2023 01:12:46 -0700 (PDT) Received: from ryzen.lan (cpc87451-finc19-2-0-cust61.4-2.cable.virginm.net. [82.11.51.62]) by smtp.gmail.com with ESMTPSA id l21-20020a7bc455000000b003f9b29ba838sm1594141wmi.35.2023.06.23.01.12.45 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 23 Jun 2023 01:12:45 -0700 (PDT) From: Lucas Tanure To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Neil Armstrong , Jerome Brunet , Kevin Hilman Cc: Nick , Artem , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-amlogic@lists.infradead.org, linux-arm-kernel@lists.infradead.org, Lucas Tanure Subject: [PATCH v5 2/4] dt-bindings: serial: amlogic,meson-uart: Add compatible string for T7 Date: Fri, 23 Jun 2023 09:12:40 +0100 Message-ID: <20230623081242.109131-3-tanure@linux.com> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20230623081242.109131-1-tanure@linux.com> References: <20230623081242.109131-1-tanure@linux.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" Amlogic T7 SoCs uses the same UART controller as S4 SoCs and G12A. There is no need for an extra compatible line in the driver, but add T7 compatible line for documentation. Signed-off-by: Lucas Tanure Acked-by: Krzysztof Kozlowski --- .../devicetree/bindings/serial/amlogic,meson-uart.yaml | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/Documentation/devicetree/bindings/serial/amlogic,meson-uart.ya= ml b/Documentation/devicetree/bindings/serial/amlogic,meson-uart.yaml index 01ec45b3b406..ad970c9ed1c7 100644 --- a/Documentation/devicetree/bindings/serial/amlogic,meson-uart.yaml +++ b/Documentation/devicetree/bindings/serial/amlogic,meson-uart.yaml @@ -50,6 +50,10 @@ properties: items: - const: amlogic,meson-g12a-uart - const: amlogic,meson-gx-uart + - description: UART controller on T7 compatible SoCs + items: + - const: amlogic,meson-t7-uart + - const: amlogic,meson-s4-uart =20 reg: maxItems: 1 --=20 2.41.0 From nobody Sat Feb 7 19:08:36 2026 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 D8FEEEB64D7 for ; Fri, 23 Jun 2023 08:13:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231791AbjFWIM7 (ORCPT ); Fri, 23 Jun 2023 04:12:59 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51772 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231725AbjFWIMt (ORCPT ); Fri, 23 Jun 2023 04:12:49 -0400 Received: from mail-lf1-f47.google.com (mail-lf1-f47.google.com [209.85.167.47]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 141822100; Fri, 23 Jun 2023 01:12:49 -0700 (PDT) Received: by mail-lf1-f47.google.com with SMTP id 2adb3069b0e04-4f883420152so338952e87.1; Fri, 23 Jun 2023 01:12:48 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1687507967; x=1690099967; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=upg0hHPusTHNHHtpH4yxVwhsX5Py4GST1osQ8SxWcwo=; b=WkZ4EtRE5oIGZ0UAW7i41wEJDd2nDbYwof3x1fTNyR0YtwGstC7C5+EjHCbgT79RvS HCnD0O+c0LSNrvsD/khHiN4b/coOBmtrOxOQgldveyl8jcyNW8ewDwWaHNawKJ/3+Nl7 YHUc2YWbfypmATwWnJeKWaeTW51+cbEgJ5Mp1cW9mhlwI/C+BfrBmbJ1hr5NvbZQLTVQ IC8GNUjqcfxrbgP1E75hueQzPZlEjMa8mNoHZ5sigmT2kv1HY30wya29eBBmr4MIHgUv SZcxBVc8S2hgoPop57LbjmYiVc51eZUtCfGpM7TaSW8U9WWp8iLxrrEQ89ow8lhdab7B 8bsQ== X-Gm-Message-State: AC+VfDyXABVHC0Yku0+D5JBDzyh1AUkgg8s12hfPCWdHOO0+5+XQyobs eXXbT8nYpM6ixQG4M1NTj0w= X-Google-Smtp-Source: ACHHUZ5e7jJXR6du4xziaPnDR4mPvThK3pjT/SA1z9xUsBWSRcruANHFzNte7v3kqfjF7i3BLtOuwQ== X-Received: by 2002:a19:7912:0:b0:4f4:dfd4:33e4 with SMTP id u18-20020a197912000000b004f4dfd433e4mr11028306lfc.51.1687507967132; Fri, 23 Jun 2023 01:12:47 -0700 (PDT) Received: from ryzen.lan (cpc87451-finc19-2-0-cust61.4-2.cable.virginm.net. [82.11.51.62]) by smtp.gmail.com with ESMTPSA id l21-20020a7bc455000000b003f9b29ba838sm1594141wmi.35.2023.06.23.01.12.46 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 23 Jun 2023 01:12:46 -0700 (PDT) From: Lucas Tanure To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Neil Armstrong , Jerome Brunet , Kevin Hilman Cc: Nick , Artem , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-amlogic@lists.infradead.org, linux-arm-kernel@lists.infradead.org, Lucas Tanure Subject: [PATCH v5 3/4] tty: serial: meson: Add a earlycon for the T7 SoC Date: Fri, 23 Jun 2023 09:12:41 +0100 Message-ID: <20230623081242.109131-4-tanure@linux.com> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20230623081242.109131-1-tanure@linux.com> References: <20230623081242.109131-1-tanure@linux.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" The new Amlogic Meson T7 SoC does not have a always-on uart, so add OF_EARLYCON_DECLARE for it. Signed-off-by: Lucas Tanure Acked-by: Neil Armstrong --- drivers/tty/serial/meson_uart.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/tty/serial/meson_uart.c b/drivers/tty/serial/meson_uar= t.c index 2501db5a7aaf..84d33903038a 100644 --- a/drivers/tty/serial/meson_uart.c +++ b/drivers/tty/serial/meson_uart.c @@ -649,6 +649,8 @@ meson_serial_early_console_setup(struct earlycon_device= *device, const char *opt =20 OF_EARLYCON_DECLARE(meson, "amlogic,meson-ao-uart", meson_serial_early_console_setup); +OF_EARLYCON_DECLARE(meson, "amlogic,meson-t7-uart", + meson_serial_early_console_setup); =20 #define MESON_SERIAL_CONSOLE (&meson_serial_console) #else --=20 2.41.0 From nobody Sat Feb 7 19:08:36 2026 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 F1C71EB64D7 for ; Fri, 23 Jun 2023 08:13:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231810AbjFWIND (ORCPT ); Fri, 23 Jun 2023 04:13:03 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51784 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231752AbjFWIMv (ORCPT ); Fri, 23 Jun 2023 04:12:51 -0400 Received: from mail-lj1-f175.google.com (mail-lj1-f175.google.com [209.85.208.175]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id F298A1FEF; Fri, 23 Jun 2023 01:12:49 -0700 (PDT) Received: by mail-lj1-f175.google.com with SMTP id 38308e7fff4ca-2b46d4e1b0aso5952341fa.2; Fri, 23 Jun 2023 01:12:49 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1687507968; x=1690099968; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=97BZTwL+XGk6txP1+XwORBw5PdtQcH3A6RHbZTtRDIw=; b=ExxOBew056nNxAf1N2OK7slVLIgebd52cKDxyqW+R99FjhGL0YIO+KhhtdebVzE/JY KIg+FLPBhdS4/MGvG2NS1wtao4p7LZ/ZT2UmqBS0cYC3rj+K/iByURnScWoLGWUlCBWS UEpY/03HGyKR6S9i8xGuiJdpSfp3Rd0F6LRMBe9vlBEN6OzuxwIID78iItdQdYA/vRL9 /wIcpuKeXsJ+xVOUDHlzYKJ5IcXVrg/FB36NqLCpFAMhCZrYiGodRxMwirGcgD0CoA8E skN8832FIrIlePJNSYNMbtT2cQZc6jaWkNO8kPwLZ6Jj4n2VYxtDAIyULI70hB+V3HLS 7THA== X-Gm-Message-State: AC+VfDy2dTa6WSuPqAQGG0s11A7yDTMj3quCH8nSUsbF82zVg0gSPyMj z6CMa7Y988Jw8b33m3PoY9khnRXgY7JYJ+KQ X-Google-Smtp-Source: ACHHUZ5sGb5iPEk9nldmuWxdkt4tP7qCrccPRjBqMVhZl9UKXwW+kPXxdqFbAKfaPwPIcrkeclyAlw== X-Received: by 2002:a2e:9053:0:b0:2b5:8f85:bf71 with SMTP id n19-20020a2e9053000000b002b58f85bf71mr3402061ljg.18.1687507968155; Fri, 23 Jun 2023 01:12:48 -0700 (PDT) Received: from ryzen.lan (cpc87451-finc19-2-0-cust61.4-2.cable.virginm.net. [82.11.51.62]) by smtp.gmail.com with ESMTPSA id l21-20020a7bc455000000b003f9b29ba838sm1594141wmi.35.2023.06.23.01.12.47 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 23 Jun 2023 01:12:47 -0700 (PDT) From: Lucas Tanure To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Neil Armstrong , Jerome Brunet , Kevin Hilman Cc: Nick , Artem , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-amlogic@lists.infradead.org, linux-arm-kernel@lists.infradead.org, Lucas Tanure Subject: [PATCH v5 4/4] arm64: dts: meson-t7-a311d2-khadas-vim4: add initial device-tree Date: Fri, 23 Jun 2023 09:12:42 +0100 Message-ID: <20230623081242.109131-5-tanure@linux.com> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20230623081242.109131-1-tanure@linux.com> References: <20230623081242.109131-1-tanure@linux.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" The Khadas VIM4 uses the Amlogic A311D2 SoC, based on the Amlogic T7 SoC family, on a board with the same form factor as the VIM3 models. - 8GB LPDDR4X 2016MHz - 32GB eMMC 5.1 storage - 32MB SPI flash - 10/100/1000 Base-T Ethernet - AP6275S Wireless (802.11 a/b/g/n/ac/ax, BT5.1) - HDMI 2.1 video - HDMI Input - 1x USB 2.0 + 1x USB 3.0 ports - 1x USB-C (power) with USB 2.0 OTG - 3x LED's (1x red, 1x blue, 1x white) - 3x buttons (power, function, reset) - M2 socket with PCIe, USB, ADC & I2C - 40pin GPIO Header - 1x micro SD card slot Signed-off-by: Lucas Tanure --- arch/arm64/boot/dts/amlogic/Makefile | 1 + .../amlogic/meson-t7-a311d2-khadas-vim4.dts | 52 ++++++ arch/arm64/boot/dts/amlogic/meson-t7.dtsi | 158 ++++++++++++++++++ 3 files changed, 211 insertions(+) create mode 100644 arch/arm64/boot/dts/amlogic/meson-t7-a311d2-khadas-vim4= .dts create mode 100644 arch/arm64/boot/dts/amlogic/meson-t7.dtsi diff --git a/arch/arm64/boot/dts/amlogic/Makefile b/arch/arm64/boot/dts/aml= ogic/Makefile index cd1c5b04890a..1c5846bd1ca0 100644 --- a/arch/arm64/boot/dts/amlogic/Makefile +++ b/arch/arm64/boot/dts/amlogic/Makefile @@ -74,3 +74,4 @@ dtb-$(CONFIG_ARCH_MESON) +=3D meson-sm1-odroid-hc4.dtb dtb-$(CONFIG_ARCH_MESON) +=3D meson-sm1-sei610.dtb dtb-$(CONFIG_ARCH_MESON) +=3D meson-sm1-x96-air-gbit.dtb dtb-$(CONFIG_ARCH_MESON) +=3D meson-sm1-x96-air.dtb +dtb-$(CONFIG_ARCH_MESON) +=3D meson-t7-a311d2-khadas-vim4.dtb diff --git a/arch/arm64/boot/dts/amlogic/meson-t7-a311d2-khadas-vim4.dts b/= arch/arm64/boot/dts/amlogic/meson-t7-a311d2-khadas-vim4.dts new file mode 100644 index 000000000000..04cc8b0dfd8c --- /dev/null +++ b/arch/arm64/boot/dts/amlogic/meson-t7-a311d2-khadas-vim4.dts @@ -0,0 +1,52 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) +/* + * Copyright (c) 2022 Wesion, Inc. All rights reserved. + */ + +/dts-v1/; + +#include "meson-t7.dtsi" + +/ { + model =3D "Khadas vim4"; + compatible =3D "khadas,vim4", "amlogic,a311d2", "amlogic,t7"; + + aliases { + serial0 =3D &uart_A; + }; + + memory@0 { + device_type =3D "memory"; + reg =3D <0x0 0x0 0x2 0x0>; /* 8 GB */ + }; + + reserved-memory { + #address-cells =3D <2>; + #size-cells =3D <2>; + ranges; + + /* 3 MiB reserved for ARM Trusted Firmware (BL31) */ + secmon_reserved: secmon@5000000 { + reg =3D <0x0 0x05000000 0x0 0x300000>; + no-map; + }; + + /* 32 MiB reserved for ARM Trusted Firmware (BL32) */ + secmon_reserved_bl32: secmon@5300000 { + reg =3D <0x0 0x05300000 0x0 0x2000000>; + no-map; + }; + }; + + xtal: xtal-clk { + compatible =3D "fixed-clock"; + clock-frequency =3D <24000000>; + clock-output-names =3D "xtal"; + #clock-cells =3D <0>; + }; + +}; + +&uart_A { + status =3D "okay"; +}; diff --git a/arch/arm64/boot/dts/amlogic/meson-t7.dtsi b/arch/arm64/boot/dt= s/amlogic/meson-t7.dtsi new file mode 100644 index 000000000000..9b8c33708ecd --- /dev/null +++ b/arch/arm64/boot/dts/amlogic/meson-t7.dtsi @@ -0,0 +1,158 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) +/* + * Copyright (c) 2019 Amlogic, Inc. All rights reserved. + */ + +#include + +/ { + interrupt-parent =3D <&gic>; + #address-cells =3D <2>; + #size-cells =3D <2>; + + cpus { + #address-cells =3D <0x2>; + #size-cells =3D <0x0>; + + cpu-map { + cluster0 { + core0 { + cpu =3D <&cpu100>; + }; + core1 { + cpu =3D <&cpu101>; + }; + core2 { + cpu =3D <&cpu102>; + }; + core3 { + cpu =3D <&cpu103>; + }; + }; + + cluster1 { + core0 { + cpu =3D <&cpu0>; + }; + core1 { + cpu =3D <&cpu1>; + }; + core2 { + cpu =3D <&cpu2>; + }; + core3 { + cpu =3D <&cpu3>; + }; + }; + }; + + cpu100: cpu@100 { + device_type =3D "cpu"; + compatible =3D "arm,cortex-a53"; + reg =3D <0x0 0x100>; + enable-method =3D "psci"; + }; + + cpu101: cpu@101{ + device_type =3D "cpu"; + compatible =3D "arm,cortex-a53"; + reg =3D <0x0 0x101>; + enable-method =3D "psci"; + }; + + cpu102: cpu@102 { + device_type =3D "cpu"; + compatible =3D "arm,cortex-a53"; + reg =3D <0x0 0x102>; + enable-method =3D "psci"; + }; + + cpu103: cpu@103 { + device_type =3D "cpu"; + compatible =3D "arm,cortex-a53"; + reg =3D <0x0 0x103>; + enable-method =3D "psci"; + }; + + cpu0: cpu@0 { + device_type =3D "cpu"; + compatible =3D "arm,cortex-a73"; + reg =3D <0x0 0x0>; + enable-method =3D "psci"; + }; + + cpu1: cpu@1 { + device_type =3D "cpu"; + compatible =3D "arm,cortex-a73"; + reg =3D <0x0 0x1>; + enable-method =3D "psci"; + }; + + cpu2: cpu@2 { + device_type =3D "cpu"; + compatible =3D "arm,cortex-a73"; + reg =3D <0x0 0x2>; + enable-method =3D "psci"; + }; + + cpu3: cpu@3 { + device_type =3D "cpu"; + compatible =3D "arm,cortex-a73"; + reg =3D <0x0 0x3>; + enable-method =3D "psci"; + }; + }; + + timer { + compatible =3D "arm,armv8-timer"; + interrupts =3D , + , + , + ; + }; + + psci { + compatible =3D "arm,psci-1.0"; + method =3D "smc"; + }; + + sm: secure-monitor { + compatible =3D "amlogic,meson-gxbb-sm"; + }; + + soc { + compatible =3D "simple-bus"; + #address-cells =3D <2>; + #size-cells =3D <2>; + ranges; + + gic: interrupt-controller@fff01000 { + compatible =3D "arm,gic-400"; + #interrupt-cells =3D <3>; + #address-cells =3D <0>; + interrupt-controller; + reg =3D <0x0 0xfff01000 0 0x1000>, + <0x0 0xfff02000 0 0x0100>; + interrupts =3D ; + }; + + apb4: bus@fe000000 { + compatible =3D "simple-bus"; + reg =3D <0x0 0xfe000000 0x0 0x480000>; + #address-cells =3D <2>; + #size-cells =3D <2>; + ranges =3D <0x0 0x0 0x0 0xfe000000 0x0 0x480000>; + + uart_A: serial@78000 { + compatible =3D "amlogic,meson-t7-uart", + "amlogic,meson-s4-uart"; + reg =3D <0x0 0x78000 0x0 0x18>; + interrupts =3D ; + status =3D "disabled"; + clocks =3D <&xtal>, <&xtal>, <&xtal>; + clock-names =3D "xtal", "pclk", "baud"; + }; + }; + + }; +}; --=20 2.41.0