From nobody Mon Sep 28 13:17:46 2026 Received: from spam.axera-tech.com (unknown [114.118.28.34]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 2875E472541 for ; Fri, 21 Aug 2026 09:51:31 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=114.118.28.34 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787305897; cv=none; b=Oe8IS/1BbMcemVGT2A9/4LLjNClYlHbDq7/Cn1PDj6IIm8ExRwt44U5+X9UEWdBU9SrX9Ci69LRsR9SRcKLNWIdXa17yQlcgNbDUtwANIsZuXZQn0aKCMmrcr66110/83SGMpw+YQFX/Rd3I+qOj4crpFEI4QHQJzNVG3CaI4Kg= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787305897; c=relaxed/simple; bh=m8ENpJMO+5q9DqToqlZ/Fstmi44i85EZuBYwJy4/mX4=; h=From:Date:Subject:MIME-Version:Content-Type:Message-ID:References: In-Reply-To:To:CC; b=qHKs64UKc2sAdX3W8IQSfkcaWcbarBVofQHl3AvU9RJozvk5G7iTyDo9Jc62OIG6eQyTaRjYTxAu7FuyNcBWmkXSImSHGaL/GKG+0Q1pogeOEts1IMvWD3fXysh03k9fGNlkZ3JJoY9Tdpqz2X4k5CN/B7doeQMFxNeskIIrfuc= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=axera-tech.com; spf=pass smtp.mailfrom=axera-tech.com; arc=none smtp.client-ip=114.118.28.34 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=axera-tech.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=axera-tech.com Received: from spam.axera-tech.com (localhost [127.0.0.2] (may be forged)) by spam.axera-tech.com with ESMTP id 67L9UlYS009615 for ; Fri, 21 Aug 2026 17:30:47 +0800 (+08) (envelope-from lenghonglin@axera-tech.com) Received: from aixinexchange02.aixin-chip.com ([10.122.86.161]) by spam.axera-tech.com with ESMTPS id 67L9USlB009398 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=FAIL); Fri, 21 Aug 2026 17:30:29 +0800 (+08) (envelope-from lenghonglin@axera-tech.com) Received: from [127.0.1.1] (10.126.103.103) by aixinexchange02.aixin-chip.com (10.122.86.161) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.4; Fri, 21 Aug 2026 17:30:28 +0800 From: Leng Honglin Date: Fri, 21 Aug 2026 17:30:01 +0800 Subject: [PATCH 1/6] dt-bindings: vendor-prefixes: add Axera Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-ID: <20260821-ax650-v1-v1-1-e1b013938e6b@axera-tech.com> References: <20260821-ax650-v1-v1-0-e1b013938e6b@axera-tech.com> In-Reply-To: <20260821-ax650-v1-v1-0-e1b013938e6b@axera-tech.com> To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Shi Zhicheng , Catalin Marinas , Will Deacon , Arnd Bergmann , Krzysztof Kozlowski , Alexandre Belloni , Linus Walleij , Drew Fustini CC: , , , , Leng Honglin X-Mailer: b4 0.15.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1787304625; l=891; i=lenghonglin@axera-tech.com; s=20260818; h=from:subject:message-id; bh=m8ENpJMO+5q9DqToqlZ/Fstmi44i85EZuBYwJy4/mX4=; b=JA1HgzKYglG0ShTKDNs/yumkEjW6rXPv/B3oXEC+92EFooh/5gnwYfrGh9R3JV8SNW/U2X3FR MyClLG+pV5cB5RwiiBtF/dNflBRrcKjBcxO80cFn1mpwaasrB7gcdY9 X-Developer-Key: i=lenghonglin@axera-tech.com; a=ed25519; pk=fo0agzxyiwbJZc3VZRLVthobvWCvq0qAViAw4TxhF80= X-ClientProxiedBy: aixinexchange02.aixin-chip.com (10.122.86.161) To aixinexchange02.aixin-chip.com (10.122.86.161) X-DKIM-Results: [10.122.86.161]; dkim=none; X-DNSRBL: X-SPAM-SOURCE-CHECK: pass X-MAIL: spam.axera-tech.com 67L9UlYS009615 Add the Axera Semiconductor vendor prefix for devicetree bindings. Reviewed-by: Shi Zhicheng Signed-off-by: Leng Honglin --- Documentation/devicetree/bindings/vendor-prefixes.yaml | 2 ++ 1 file changed, 2 insertions(+) diff --git a/Documentation/devicetree/bindings/vendor-prefixes.yaml b/Docum= entation/devicetree/bindings/vendor-prefixes.yaml index 396044f368e7..1dbafe682724 100644 --- a/Documentation/devicetree/bindings/vendor-prefixes.yaml +++ b/Documentation/devicetree/bindings/vendor-prefixes.yaml @@ -219,6 +219,8 @@ patternProperties: description: Shanghai Awinic Technology Co., Ltd. "^axentia,.*": description: Axentia Technologies AB + "^axera,.*": + description: Axera Semiconductor Co., Ltd. "^axiado,.*": description: Axiado Corporation "^axis,.*": --=20 2.34.1 From nobody Mon Sep 28 13:17:46 2026 Received: from spam.axera-tech.com (unknown [114.118.28.34]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 35EED39183C for ; Fri, 21 Aug 2026 09:51:41 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=114.118.28.34 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787305919; cv=none; b=RFNQ/DOAQXFHsNQKdhvaHKklT1zGtJl8AFkSK6RRU5xWjXF/xMfxEtr3YAr4ozMdkgTxLDSi85M1DtSOvlwkXIfyrpJkr6DvlOBVqCKf9mDi1kWZMKXS6bnxkF/Go2GVsUOMgHOgrFG5BN5F/z3ExiITaeCHvvv78KVtmjRPCzU= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787305919; c=relaxed/simple; bh=idf7xZyeyuNI8hXFf5nIR63LHWbC+sg9YMuShKvksbo=; h=From:Date:Subject:MIME-Version:Content-Type:Message-ID:References: In-Reply-To:To:CC; b=pSp3p0h5kSt92UU1+20phuT0m1n+MsyQR/Ynf498lQkKO7jSes4tGbjU65B7QEyo7mViH0DO2Xa3/38753FTGc9ZXZf9gqOJSeG7uU+IIzJPAhyzmSLOsJfDrBUgbLusUB7Cd60JT1ZSaYSYrjzfzFfiJdmxKE7aXYvWTUx7wJY= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=axera-tech.com; spf=pass smtp.mailfrom=axera-tech.com; arc=none smtp.client-ip=114.118.28.34 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=axera-tech.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=axera-tech.com Received: from spam.axera-tech.com (localhost [127.0.0.2] (may be forged)) by spam.axera-tech.com with ESMTP id 67L9UpBk009640 for ; Fri, 21 Aug 2026 17:30:51 +0800 (+08) (envelope-from lenghonglin@axera-tech.com) Received: from aixinexchange02.aixin-chip.com ([10.122.86.161]) by spam.axera-tech.com with ESMTPS id 67L9USlC009398 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=FAIL); Fri, 21 Aug 2026 17:30:30 +0800 (+08) (envelope-from lenghonglin@axera-tech.com) Received: from [127.0.1.1] (10.126.103.103) by aixinexchange02.aixin-chip.com (10.122.86.161) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.4; Fri, 21 Aug 2026 17:30:29 +0800 From: Leng Honglin Date: Fri, 21 Aug 2026 17:30:02 +0800 Subject: [PATCH 2/6] dt-bindings: arm: add Axera AX650 SoC and AX650 Demo board Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-ID: <20260821-ax650-v1-v1-2-e1b013938e6b@axera-tech.com> References: <20260821-ax650-v1-v1-0-e1b013938e6b@axera-tech.com> In-Reply-To: <20260821-ax650-v1-v1-0-e1b013938e6b@axera-tech.com> To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Shi Zhicheng , Catalin Marinas , Will Deacon , Arnd Bergmann , Krzysztof Kozlowski , Alexandre Belloni , Linus Walleij , Drew Fustini CC: , , , , Leng Honglin X-Mailer: b4 0.15.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1787304625; l=1119; i=lenghonglin@axera-tech.com; s=20260818; h=from:subject:message-id; bh=idf7xZyeyuNI8hXFf5nIR63LHWbC+sg9YMuShKvksbo=; b=hdI3/4vHpSuMNosMVC60p9tTnfi6zFsiSIQNs8RLpMDC+fxmEncjRLuywyt7PovMkfVRETmLz H4QR6xFbdNkCTbC1uO7lW+Er175Nd8GnbvnGH2diZ57atK93nRNxjRu X-Developer-Key: i=lenghonglin@axera-tech.com; a=ed25519; pk=fo0agzxyiwbJZc3VZRLVthobvWCvq0qAViAw4TxhF80= X-ClientProxiedBy: aixinexchange02.aixin-chip.com (10.122.86.161) To aixinexchange02.aixin-chip.com (10.122.86.161) X-DKIM-Results: [10.122.86.161]; dkim=none; X-DNSRBL: X-SPAM-SOURCE-CHECK: pass X-MAIL: spam.axera-tech.com 67L9UpBk009640 Add devicetree bindings for the Axera AX650 SoC and AX650 Demo board. Reviewed-by: Shi Zhicheng Signed-off-by: Leng Honglin --- Documentation/devicetree/bindings/arm/axera.yaml | 24 ++++++++++++++++++++= ++++ 1 file changed, 24 insertions(+) diff --git a/Documentation/devicetree/bindings/arm/axera.yaml b/Documentati= on/devicetree/bindings/arm/axera.yaml new file mode 100644 index 000000000000..28bf0ce9fd27 --- /dev/null +++ b/Documentation/devicetree/bindings/arm/axera.yaml @@ -0,0 +1,24 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/arm/axera.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Axera platforms + +maintainers: + - Shi Zhicheng + - Leng Honglin + +properties: + $nodename: + const: '/' + compatible: + oneOf: + - items: + - const: axera,ax650-demo + - const: axera,ax650 + +additionalProperties: true + +... --=20 2.34.1 From nobody Mon Sep 28 13:17:46 2026 Received: from spam.axera-tech.com (unknown [114.118.28.34]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id E61B147605E for ; Fri, 21 Aug 2026 09:52:02 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=114.118.28.34 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787305932; cv=none; b=ntbLMqciyZVIEvDKudHq2MOgGJJ7M76brynSHuWR2/dj0+1EGvKQnfCLxmvPjlRFAa+R/UHhrAxI3MZ7gfkYmHOqAwHXq2FgnrMn/kRzQpu584eHyGpz2xwZDt3VATVYnz6Os6ozqz0/TBKV1hJr5eJaST9eyeAUszlzU8jLTl8= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787305932; c=relaxed/simple; bh=KAQRACyEfs1m4i3z1bwlpjywSz2sbYjfEzQoCYNTtbE=; h=From:Date:Subject:MIME-Version:Content-Type:Message-ID:References: In-Reply-To:To:CC; b=LKNcw+h9jZOId8z/lUMFyF+qOfgtMoElpPoiZaN4v1rUuZe77A0YtUNB4IyxOIg5uL1ci7sHlZvSsbRwmEBDJX9hZx4RbBZp6UETHT6dOrr+8Co773Hr57a1Nzj/Ww3FrbfgcRDZwCQz/KiV2Yf95v5ZeMsyciXIxp0kH8PFINA= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=axera-tech.com; spf=pass smtp.mailfrom=axera-tech.com; arc=none smtp.client-ip=114.118.28.34 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=axera-tech.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=axera-tech.com Received: from spam.axera-tech.com (localhost [127.0.0.2] (may be forged)) by spam.axera-tech.com with ESMTP id 67L9UtRt009701 for ; Fri, 21 Aug 2026 17:30:55 +0800 (+08) (envelope-from lenghonglin@axera-tech.com) Received: from aixinexchange02.aixin-chip.com ([10.122.86.161]) by spam.axera-tech.com with ESMTPS id 67L9USlD009398 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=FAIL); Fri, 21 Aug 2026 17:30:32 +0800 (+08) (envelope-from lenghonglin@axera-tech.com) Received: from [127.0.1.1] (10.126.103.103) by aixinexchange02.aixin-chip.com (10.122.86.161) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.4; Fri, 21 Aug 2026 17:30:30 +0800 From: Leng Honglin Date: Fri, 21 Aug 2026 17:30:03 +0800 Subject: [PATCH 3/6] arm64: Kconfig.platforms: add ARCH_AXERA Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-ID: <20260821-ax650-v1-v1-3-e1b013938e6b@axera-tech.com> References: <20260821-ax650-v1-v1-0-e1b013938e6b@axera-tech.com> In-Reply-To: <20260821-ax650-v1-v1-0-e1b013938e6b@axera-tech.com> To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Shi Zhicheng , Catalin Marinas , Will Deacon , Arnd Bergmann , Krzysztof Kozlowski , Alexandre Belloni , Linus Walleij , Drew Fustini CC: , , , , Leng Honglin X-Mailer: b4 0.15.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1787304625; l=815; i=lenghonglin@axera-tech.com; s=20260818; h=from:subject:message-id; bh=KAQRACyEfs1m4i3z1bwlpjywSz2sbYjfEzQoCYNTtbE=; b=sbEnqZOxZDmS8OeeSYHyKHriWI4owZeHlQD0WD+IuyEwrfuabbQrBLZKhLIU2nw3To8jHvAAH TZkie3fINzbDpKxNgcPsId0Cx+T79CJMwn64axdOc90lwMWzl8v13nY X-Developer-Key: i=lenghonglin@axera-tech.com; a=ed25519; pk=fo0agzxyiwbJZc3VZRLVthobvWCvq0qAViAw4TxhF80= X-ClientProxiedBy: aixinexchange02.aixin-chip.com (10.122.86.161) To aixinexchange02.aixin-chip.com (10.122.86.161) X-DKIM-Results: [10.122.86.161]; dkim=none; X-DNSRBL: X-SPAM-SOURCE-CHECK: pass X-MAIL: spam.axera-tech.com 67L9UtRt009701 Enable the ARCH_AXERA platform option for Axera arm64 platforms. Reviewed-by: Shi Zhicheng Signed-off-by: Leng Honglin --- arch/arm64/Kconfig.platforms | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/arch/arm64/Kconfig.platforms b/arch/arm64/Kconfig.platforms index d2acfac73003..a6f2f009461e 100644 --- a/arch/arm64/Kconfig.platforms +++ b/arch/arm64/Kconfig.platforms @@ -54,6 +54,11 @@ config ARCH_ASPEED This enables support for ASPEED's SoC family, such as the ast27XX 8th generation Baseboard Management Controller (BMC). =20 +config ARCH_AXERA + bool "Axera SoC family" + help + This enables support for the Axera SoC family. + config ARCH_AXIADO bool "Axiado SoC Family" select GPIOLIB --=20 2.34.1 From nobody Mon Sep 28 13:17:46 2026 Received: from spam.axera-tech.com (unknown [114.118.28.34]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 2B1D5472559 for ; Fri, 21 Aug 2026 09:52:18 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=114.118.28.34 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787305945; cv=none; b=U88j7jLMwS3Z3emQwJhm9FigM8fAN2mBMpeKN2J1AqzDLM/T0tNa2l4VbH2WtZEXbIHjDk1krLWIPMBs0ZN4iUrTF8nut5IMf0W+AyprR4JCth7+UqnST5VXubJ9gPhlGd//dRhoznPH6/0j/AidkShmNWaMMI8tjiIFy5bW/0c= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787305945; c=relaxed/simple; bh=QS02tvkVmFzXqI3twhl3BKem23lCVglLSY1o44tazxE=; h=From:Date:Subject:MIME-Version:Content-Type:Message-ID:References: In-Reply-To:To:CC; b=V/GVc9G+PXe+1SNbq0bbOET9/AQyFqlUKfKY/sVWCZ9ll2roN4fSIyc4YL4s/hy2iGxcxrF0lyRad5C3RrhCRacNGL3v/wOf2a7W4fYkZwsggagNox4SCbqfAsbiwWcKjSak5Ydtpd4I2P4zRHif4uUPWL2eJAEmvsgfT57DCqg= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=axera-tech.com; spf=pass smtp.mailfrom=axera-tech.com; arc=none smtp.client-ip=114.118.28.34 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=axera-tech.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=axera-tech.com Received: from spam.axera-tech.com (localhost [127.0.0.2] (may be forged)) by spam.axera-tech.com with ESMTP id 67L9V1rL009792 for ; Fri, 21 Aug 2026 17:31:01 +0800 (+08) (envelope-from lenghonglin@axera-tech.com) Received: from aixinexchange02.aixin-chip.com ([10.122.86.161]) by spam.axera-tech.com with ESMTPS id 67L9USlE009398 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=FAIL); Fri, 21 Aug 2026 17:30:33 +0800 (+08) (envelope-from lenghonglin@axera-tech.com) Received: from [127.0.1.1] (10.126.103.103) by aixinexchange02.aixin-chip.com (10.122.86.161) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.4; Fri, 21 Aug 2026 17:30:30 +0800 From: Leng Honglin Date: Fri, 21 Aug 2026 17:30:04 +0800 Subject: [PATCH 4/6] arm64: defconfig: enable ARCH_AXERA Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-ID: <20260821-ax650-v1-v1-4-e1b013938e6b@axera-tech.com> References: <20260821-ax650-v1-v1-0-e1b013938e6b@axera-tech.com> In-Reply-To: <20260821-ax650-v1-v1-0-e1b013938e6b@axera-tech.com> To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Shi Zhicheng , Catalin Marinas , Will Deacon , Arnd Bergmann , Krzysztof Kozlowski , Alexandre Belloni , Linus Walleij , Drew Fustini CC: , , , , Leng Honglin X-Mailer: b4 0.15.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1787304625; l=635; i=lenghonglin@axera-tech.com; s=20260818; h=from:subject:message-id; bh=QS02tvkVmFzXqI3twhl3BKem23lCVglLSY1o44tazxE=; b=SexAhsJl62b/yFLRpa16G1JgEyohIPxpiuiVcCMEKBEZo9cSrj68FTWJWqvbFlj9BxqHthhpW 3INefI055lgCR0NnNLvDmEaV6vZ0eJH302iK9zR1ht9GQojFrwO/9lr X-Developer-Key: i=lenghonglin@axera-tech.com; a=ed25519; pk=fo0agzxyiwbJZc3VZRLVthobvWCvq0qAViAw4TxhF80= X-ClientProxiedBy: aixinexchange02.aixin-chip.com (10.122.86.161) To aixinexchange02.aixin-chip.com (10.122.86.161) X-DKIM-Results: [10.122.86.161]; dkim=none; X-DNSRBL: X-SPAM-SOURCE-CHECK: pass X-MAIL: spam.axera-tech.com 67L9V1rL009792 Enable ARCH_AXERA in the arm64 defconfig. Reviewed-by: Shi Zhicheng Signed-off-by: Leng Honglin --- arch/arm64/configs/defconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm64/configs/defconfig b/arch/arm64/configs/defconfig index 654a102cb5bc..a2c2b41f0146 100644 --- a/arch/arm64/configs/defconfig +++ b/arch/arm64/configs/defconfig @@ -40,6 +40,7 @@ CONFIG_ARCH_ALPINE=3Dy CONFIG_ARCH_APPLE=3Dy CONFIG_ARCH_ARTPEC=3Dy CONFIG_ARCH_ASPEED=3Dy +CONFIG_ARCH_AXERA=3Dy CONFIG_ARCH_AXIADO=3Dy CONFIG_ARCH_BCM=3Dy CONFIG_ARCH_BCM2835=3Dy --=20 2.34.1 From nobody Mon Sep 28 13:17:46 2026 Received: from spam.axera-tech.com (unknown [114.118.28.34]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 9D637476CCA for ; Fri, 21 Aug 2026 09:52:31 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=114.118.28.34 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787305956; cv=none; b=a3hPFe/z4Yz9xOwMmFjvkjdiT3SZr4nXLiEG/iYmoA4MKnu5h8a0sVTo31Ky7E7/Y28E11/La4oh0Tsumz5BxcJQ7TCnAchCV025qMxLzkDBWs9q1/LXlpIf4o+YpZckAi+K5fzFQ59Y5B26qzSbPcfvkihSjMSitRtBfqkUtPE= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787305956; c=relaxed/simple; bh=3X3wyaDmXz7D29E5a4YcUgpvoAFMmWNICN87b2MBl5s=; h=From:Date:Subject:MIME-Version:Content-Type:Message-ID:References: In-Reply-To:To:CC; b=qiF78GKXQNVf+UZZicgZomTdfPAY190jEXxQGoYgEDBLX5Du2/GFtNqHFW1fK/gv6mWy1UPQGKIOYgD9zDCKajatmUfVM1LD+MU9UF+W8xhVI0Hq3YL+T0/4zRhQXh9WjKv89A/6k3xJCojJKPvOro7XVvKGlmpq5RAEeQJYdZ4= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=axera-tech.com; spf=pass smtp.mailfrom=axera-tech.com; arc=none smtp.client-ip=114.118.28.34 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=axera-tech.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=axera-tech.com Received: from spam.axera-tech.com (localhost [127.0.0.2] (may be forged)) by spam.axera-tech.com with ESMTP id 67L9V5Fs009839 for ; Fri, 21 Aug 2026 17:31:05 +0800 (+08) (envelope-from lenghonglin@axera-tech.com) Received: from aixinexchange02.aixin-chip.com ([10.122.86.161]) by spam.axera-tech.com with ESMTPS id 67L9USlF009398 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=FAIL); Fri, 21 Aug 2026 17:30:34 +0800 (+08) (envelope-from lenghonglin@axera-tech.com) Received: from [127.0.1.1] (10.126.103.103) by aixinexchange02.aixin-chip.com (10.122.86.161) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.4; Fri, 21 Aug 2026 17:30:31 +0800 From: Leng Honglin Date: Fri, 21 Aug 2026 17:30:05 +0800 Subject: [PATCH 5/6] arm64: dts: axera: add AX650 Demo initial support Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-ID: <20260821-ax650-v1-v1-5-e1b013938e6b@axera-tech.com> References: <20260821-ax650-v1-v1-0-e1b013938e6b@axera-tech.com> In-Reply-To: <20260821-ax650-v1-v1-0-e1b013938e6b@axera-tech.com> To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Shi Zhicheng , Catalin Marinas , Will Deacon , Arnd Bergmann , Krzysztof Kozlowski , Alexandre Belloni , Linus Walleij , Drew Fustini CC: , , , , Leng Honglin X-Mailer: b4 0.15.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1787304625; l=5267; i=lenghonglin@axera-tech.com; s=20260818; h=from:subject:message-id; bh=3X3wyaDmXz7D29E5a4YcUgpvoAFMmWNICN87b2MBl5s=; b=A+yOz1mzO41sVuKiZTa2jE7J5fAut/n6hrrXf1ySrHXQN0hbYy5z1gQPEIGfoDRDKYut1egrh H2hf2YunhUxADzQZ1JfZIgWAKSmnOpHwJpRpB92tD1zaO8h4LLpQIJA X-Developer-Key: i=lenghonglin@axera-tech.com; a=ed25519; pk=fo0agzxyiwbJZc3VZRLVthobvWCvq0qAViAw4TxhF80= X-ClientProxiedBy: aixinexchange02.aixin-chip.com (10.122.86.161) To aixinexchange02.aixin-chip.com (10.122.86.161) X-DKIM-Results: [10.122.86.161]; dkim=none; X-DNSRBL: X-SPAM-SOURCE-CHECK: pass X-MAIL: spam.axera-tech.com 67L9V5Fs009839 Add initial device tree support for the Axera AX650 SoC and Demo board. Reviewed-by: Shi Zhicheng Signed-off-by: Leng Honglin --- arch/arm64/boot/dts/Makefile | 1 + arch/arm64/boot/dts/axera/Makefile | 3 + arch/arm64/boot/dts/axera/ax650-demo.dts | 30 +++++++ arch/arm64/boot/dts/axera/ax650.dtsi | 134 +++++++++++++++++++++++++++= ++++ 4 files changed, 168 insertions(+) diff --git a/arch/arm64/boot/dts/Makefile b/arch/arm64/boot/dts/Makefile index fc726b215f12..93740acb553d 100644 --- a/arch/arm64/boot/dts/Makefile +++ b/arch/arm64/boot/dts/Makefile @@ -10,6 +10,7 @@ subdir-y +=3D apm subdir-y +=3D apple subdir-y +=3D arm subdir-y +=3D aspeed +subdir-y +=3D axera subdir-y +=3D axiado subdir-y +=3D bitmain subdir-y +=3D blaize diff --git a/arch/arm64/boot/dts/axera/Makefile b/arch/arm64/boot/dts/axera= /Makefile new file mode 100644 index 000000000000..76f436a9466a --- /dev/null +++ b/arch/arm64/boot/dts/axera/Makefile @@ -0,0 +1,3 @@ +# SPDX-License-Identifier: GPL-2.0 + +dtb-$(CONFIG_ARCH_AXERA) +=3D ax650-demo.dtb diff --git a/arch/arm64/boot/dts/axera/ax650-demo.dts b/arch/arm64/boot/dts= /axera/ax650-demo.dts new file mode 100644 index 000000000000..aef8f0516232 --- /dev/null +++ b/arch/arm64/boot/dts/axera/ax650-demo.dts @@ -0,0 +1,30 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) +/* + * Copyright 2026 Axera Semiconductor Co., Ltd. + */ + +/dts-v1/; + +#include "ax650.dtsi" + +/ { + model =3D "Axera AX650 Demo"; + compatible =3D "axera,ax650-demo", "axera,ax650"; + + aliases { + serial0 =3D &uart0; + }; + + memory@100000000 { + device_type =3D "memory"; + reg =3D <0x1 0x00000000 0x2 0x00000000>; + }; + + chosen { + stdout-path =3D "serial0:115200n8"; + }; +}; + +&uart0 { + status =3D "okay"; +}; diff --git a/arch/arm64/boot/dts/axera/ax650.dtsi b/arch/arm64/boot/dts/axe= ra/ax650.dtsi new file mode 100644 index 000000000000..4fceaee81496 --- /dev/null +++ b/arch/arm64/boot/dts/axera/ax650.dtsi @@ -0,0 +1,134 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) +/* + * Copyright 2026 Axera Semiconductor Co., Ltd. + */ + +#include +#include + +/ { + interrupt-parent =3D <&gic>; + #address-cells =3D <2>; + #size-cells =3D <2>; + + cpus { + #address-cells =3D <1>; + #size-cells =3D <0>; + + cpu0: cpu@0 { + device_type =3D "cpu"; + compatible =3D "arm,cortex-a55"; + reg =3D <0x0>; + enable-method =3D "psci"; + }; + + cpu1: cpu@100 { + device_type =3D "cpu"; + compatible =3D "arm,cortex-a55"; + reg =3D <0x100>; + enable-method =3D "psci"; + }; + + cpu2: cpu@200 { + device_type =3D "cpu"; + compatible =3D "arm,cortex-a55"; + reg =3D <0x200>; + enable-method =3D "psci"; + }; + + cpu3: cpu@300 { + device_type =3D "cpu"; + compatible =3D "arm,cortex-a55"; + reg =3D <0x300>; + enable-method =3D "psci"; + }; + + cpu4: cpu@400 { + device_type =3D "cpu"; + compatible =3D "arm,cortex-a55"; + reg =3D <0x400>; + enable-method =3D "psci"; + }; + + cpu5: cpu@500 { + device_type =3D "cpu"; + compatible =3D "arm,cortex-a55"; + reg =3D <0x500>; + enable-method =3D "psci"; + }; + + cpu6: cpu@600 { + device_type =3D "cpu"; + compatible =3D "arm,cortex-a55"; + reg =3D <0x600>; + enable-method =3D "psci"; + }; + + cpu7: cpu@700 { + device_type =3D "cpu"; + compatible =3D "arm,cortex-a55"; + reg =3D <0x700>; + enable-method =3D "psci"; + }; + }; + + psci { + compatible =3D "arm,psci-1.0"; + method =3D "smc"; + }; + + timer { + compatible =3D "arm,armv8-timer"; + interrupts =3D , + , + , + ; + }; + + /* GIC-400 block base; register frames start at offset 0x1000. */ + gic: interrupt-controller@4900000 { + compatible =3D "arm,gic-400"; + #interrupt-cells =3D <3>; + #address-cells =3D <0>; + interrupt-controller; + reg =3D <0x0 0x4901000 0x0 0x1000>, + <0x0 0x4902000 0x0 0x1000>, + <0x0 0x4904000 0x0 0x2000>, + <0x0 0x4906000 0x0 0x2000>; + }; + + pmu { + compatible =3D "arm,cortex-a55-pmu"; + interrupts =3D , + , + , + , + , + , + , + ; + interrupt-affinity =3D <&cpu0>, <&cpu1>, <&cpu2>, <&cpu3>, + <&cpu4>, <&cpu5>, <&cpu6>, <&cpu7>; + }; + + soc { + compatible =3D "simple-bus"; + #address-cells =3D <2>; + #size-cells =3D <2>; + ranges; + + uart0: serial@2016000 { + compatible =3D "snps,dw-apb-uart"; + reg =3D <0x0 0x02016000 0x0 0x400>; + reg-shift =3D <2>; + reg-io-width =3D <4>; + clock-frequency =3D <200000000>; + interrupts =3D ; + status =3D "disabled"; + }; + }; +}; --=20 2.34.1 From nobody Mon Sep 28 13:17:46 2026 Received: from spam.axera-tech.com (unknown [114.118.28.34]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 0D0644772A2 for ; 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dkim=none; X-DNSRBL: X-SPAM-SOURCE-CHECK: pass X-MAIL: spam.axera-tech.com 67L9VBdp009845 Add maintainers and file patterns for Axera AX650 ARM64 support. Reviewed-by: Shi Zhicheng Signed-off-by: Leng Honglin --- MAINTAINERS | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/MAINTAINERS b/MAINTAINERS index b7094a616afd..b3ac89227856 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -4398,6 +4398,14 @@ S: Orphan F: Documentation/devicetree/bindings/sound/axentia,* F: sound/soc/atmel/tse850-pcm5142.c =20 +AXERA ARM64 SOC SUPPORT +M: Shi Zhicheng +M: Leng Honglin +L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers) +S: Maintained +F: Documentation/devicetree/bindings/arm/axera.yaml +F: arch/arm64/boot/dts/axera/ + AXIS ARTPEC ARM64 SoC SUPPORT M: Jesper Nilsson M: Lars Persson --=20 2.34.1