From mboxrd@z Thu Jan 1 00:00:00 1970 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id E37D8CAC5AE for ; Fri, 26 Sep 2025 17:59:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=9gLavvbjRNo+4xMWU96+S+rtI8pJdhWZPztHPhomjv4=; b=wBFRu7nm5yQYyY mzJffMcqnjVumqc9+nk+OaTzRaucQuJlSwXIOOZum9xqY2YHxd/AtYH0YRpPnY8SyrefJmRXkzmP5 0gfHVw71MpXPTlb5W3cyKLek71og43hzuSSYDIzkwImgTLn740Gw6xRUfkV6LizKYRh4Zsop6M/qd cPDCXL1xN6wqsCWCOO4neZRRQKXqxB1YsShPX/Yv62Hc3GIqfZIIIgJ5Yfkt0GRgBh/fr/un7cGDM f5MsCmye9iHVjtX7DeQVE0IxZqdQ85Y6cZ03ikGlJ+bB96BnlTAVw86pc84DcOZ5JHc5pZVW1R2Tb 5FBupfDthxNAo+SSZ2+g==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1v2Cid-00000003Op1-2eD1; Fri, 26 Sep 2025 17:58:55 +0000 Received: from hall.aurel32.net ([2001:bc8:30d7:100::1]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1v2CiX-00000003OlZ-3EZm for linux-riscv@lists.infradead.org; Fri, 26 Sep 2025 17:58:53 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=aurel32.net ; s=202004.hall; h=Content-Transfer-Encoding:MIME-Version:References: In-Reply-To:Message-ID:Date:Subject:Cc:To:From:Content-Type:From:Reply-To: Subject:Content-ID:Content-Description:X-Debbugs-Cc; bh=oDyo8ASRqeUvwZdNVn/S62Si9B3D0zSdUkWjTCEPe0w=; b=exgj+ReZmliVBE1/+p2g7P9szo OZAx1/P7FvbIw/5PUw5e7ePm4SaVSPZFWz4f4Bw0s+3wCgSKxdetHqe0D7x8LYlGEdMQUBKdTPtGV dPJ1x1PeI/R6w0/uiQh8hOT4n+REBEJYlT1XxAr+svxWu29qPhTq9RLA2WaNzfbSexTyrzjTwukOK aAvItyOU5Us8QmUrUNYvLCUFyumwQqTWdfFmrRYc/FKuFWOq3tM5OwJHU4G+qPLBTgMOQOdKURAEc zmEKw3c+gNE5HceDVRuBsSKdeJAkHjTZboZAyICjifDxBwmtZvBi2b+QR58Vy2ZlLfUF8SW/Np413 Y6z4DJZQ==; Received: from [2a01:e34:ec5d:a741:1ee1:92ff:feb4:5ec0] (helo=ohm.rr44.fr) by hall.aurel32.net with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1v2CiP-00GPWM-1b; Fri, 26 Sep 2025 19:58:41 +0200 From: Aurelien Jarno To: linux-kernel@vger.kernel.org, Rob Herring , Krzysztof Kozlowski , Conor Dooley , Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexandre Ghiti , Yixun Lan Cc: Aurelien Jarno , "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" , "open list:RISC-V ARCHITECTURE" , "open list:RISC-V SPACEMIT SoC Support" Subject: [PATCH v3 2/3] riscv: dts: spacemit: add 24c02 eeprom on BPI-F3 Date: Fri, 26 Sep 2025 19:54:38 +0200 Message-ID: <20250926175833.3048516-3-aurelien@aurel32.net> X-Mailer: git-send-email 2.47.2 In-Reply-To: <20250926175833.3048516-1-aurelien@aurel32.net> References: <20250926175833.3048516-1-aurelien@aurel32.net> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250926_105850_246442_8EF54898 X-CRM114-Status: GOOD ( 10.86 ) X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org The BPI-F3 board includes a 24c02 eeprom, that stores the MAC addresses of the two network interfaces and the board's serial number. These values are also exposed via an onie,tlv-layout nvmem layout. The eeprom is marked as read-only since its contents are not supposed to be modified. Signed-off-by: Aurelien Jarno --- v2: no change .../boot/dts/spacemit/k1-bananapi-f3.dts | 25 ++++++++++++++++++- 1 file changed, 24 insertions(+), 1 deletion(-) diff --git a/arch/riscv/boot/dts/spacemit/k1-bananapi-f3.dts b/arch/riscv/boot/dts/spacemit/k1-bananapi-f3.dts index 3b6e4f52e9aad..de10b1cb00aee 100644 --- a/arch/riscv/boot/dts/spacemit/k1-bananapi-f3.dts +++ b/arch/riscv/boot/dts/spacemit/k1-bananapi-f3.dts @@ -115,6 +115,29 @@ &i2c2 { pinctrl-0 = <&i2c2_0_cfg>; pinctrl-names = "default"; status = "okay"; + + eeprom@50 { + compatible = "atmel,24c02"; + reg = <0x50>; + vcc-supply = <&buck3_1v8>; /* EEPROM_VCC1V8 */ + pagesize = <16>; + read-only; + size = <256>; + + nvmem-layout { + compatible = "onie,tlv-layout"; + + mac-address { + #nvmem-cell-cells = <1>; + }; + + num-macs { + }; + + serial-number { + }; + }; + }; }; &i2c8 { @@ -143,7 +166,7 @@ buck2 { regulator-always-on; }; - buck3 { + buck3_1v8: buck3 { regulator-min-microvolt = <500000>; regulator-max-microvolt = <1800000>; regulator-ramp-delay = <5000>; -- 2.47.2 _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv