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 E7642C79F82 for ; Tue, 8 Sep 2026 22:47:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: MIME-Version:Message-ID:Date:Subject:Cc:To:From:Reply-To:Content-Type: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References:List-Owner; bh=aBIZOzE3i1JjRrtYfZeSQABj8yITCJ8amCyPP3PLllk=; b=AsaeMSRv0pAyEEZPBSHCxfCZtO fCnHsp1lH4q5vOd+LsCh7z6xVMWd9UnsiRSnehCT1KspMsBdRtdFaGRSzzYRiMhJqFgklbboYIEvk aeSti2SrFhUlmLaP85oYkwbZAngrrkTr0rdaWlT0Hh1mQWeUTtdrnfgZhvtmT+9DGBiQ/rmwerAdJ t1n7G/E4aMy48kf1BoLUekmmA8SzXFkLfvJ80+gQjLqQWvyIPc1tcsBsE+xZJO3PkhLoesTM/BjCT fC7g4QAhi8uJ321G4BD9/OR/aQB3i9TTZqX0zBhE8bN0ZLNQeIbIxBVxAWePMfF3a25KfYtiXuFM1 XwhVIfjw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1x44Ks-0000000AOo6-2D7i; Tue, 08 Sep 2026 22:30:38 +0000 Received: from desiato.infradead.org ([2001:8b0:10b:1:d65d:64ff:fe57:4e05]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1x44Kr-0000000AOnc-3qrK for linux-arm-kernel@bombadil.infradead.org; Tue, 08 Sep 2026 22:30:38 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=desiato.20200630; h=Content-Transfer-Encoding:MIME-Version :Message-ID:Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type:Content-ID: Content-Description:In-Reply-To:References; bh=aBIZOzE3i1JjRrtYfZeSQABj8yITCJ8amCyPP3PLllk=; b=Yz3+7kG6QZmKoNCCwvMTHKtv4y 0SbDgw1sPSidhoQQbvOHsdWnr1lOqvaoLRTPZQlJO92YxQ5sYhLkLipMTGH6scluA8OlfahvcDwqF qnv+j6zYCCV+jueN0vl8+r2DtsRvWkhHD6aga8A2BfsLj8cBuP3B6dIgad9U1MPVzlLc3jvS3oCH6 djkpKL01f9oxlxBk8N3NbMtUCaz1XHejqHUGTwQtoyqg05wLxWIREZBFrd5FHMS1d72dv5iJzAE6e +1zluM878UeTgMHyvOF+Kvnxg1jCzHwx89/mbgWU6ptIY4H4ki0609pzvEsKoRF3HEis6Aa3MoEsk Y1UZGa+A==; Received: from mx.nabladev.com ([178.251.229.89]) by desiato.infradead.org with esmtps (Exim 4.99.2 #2 (Red Hat Linux)) id 1x44Ko-00000000TXa-2Pf6 for linux-arm-kernel@lists.infradead.org; Tue, 08 Sep 2026 22:30:36 +0000 Received: from [127.0.0.1] (localhost [127.0.0.1]) by localhost (Mailerdaemon) with ESMTPSA id 2E14410196A; Wed, 09 Sep 2026 00:30:20 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nabladev.com; s=dkim; t=1788906621; h=from:subject:date:message-id:to:cc:mime-version: content-transfer-encoding; bh=aBIZOzE3i1JjRrtYfZeSQABj8yITCJ8amCyPP3PLllk=; b=jYXb0xZzzrz69AyOLg6dTibqq+Uzjau6AnH/hwucb2M2eoGND1Nx0pOB78iapxGXLgKDAF 2NwLHWGUgIH8fdP+EupnLVqE5/1/9sMvAqUzxpFJ95/eaHWVvAMqa6mn9DQSvWIQDh/R7j GjOrUSXUrGszy10G985W0iozPhA3OYpvGObQuD1e64n8gmEQEAnZq9Zx3lRxGQ1HfBmomH ql3Y5z+XNs4+iqENCKo76Xa2siBv/fUbYIzrUIXw7aMMiarPUDZV0Cvc6IovPMkeFBvXrU t5NrETB7Th8cFMGJhmhXOgppJ69krcf2TOsZQoeShL6EmPM3liacPvHXH3xeyg== From: Marek Vasut To: linux-arm-kernel@lists.infradead.org Cc: Marek Vasut , Conor Dooley , Fabio Estevam , Frank Li , Krzysztof Kozlowski , Pengutronix Kernel Team , Rob Herring , Sascha Hauer , devicetree@vger.kernel.org, imx@lists.linux.dev, linux-kernel@vger.kernel.org Subject: [PATCH v2] arm64: dts: imx8mm: imx8mp: Update EEPROM with nWP GPIO, label and layout Date: Wed, 9 Sep 2026 00:29:42 +0200 Message-ID: <20260908223005.38536-1-marex@nabladev.com> X-Mailer: git-send-email 2.53.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Last-TLS-Session-Version: TLSv1.3 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260908_233034_881252_56191A52 X-CRM114-Status: UNSURE ( 9.45 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Describe ID EEPROM nWP GPIO, label and nvmem layout. The i.MX8MM eDM SBC and i.MX8MP eDM SBC nvmem layout is almost identical, except for length of product-name@32 field, which is 19 Bytes on the Mini and 24 Bytes on the Plus. Signed-off-by: Marek Vasut --- Cc: Conor Dooley Cc: Fabio Estevam Cc: Frank Li Cc: Krzysztof Kozlowski Cc: Pengutronix Kernel Team Cc: Rob Herring Cc: Sascha Hauer Cc: devicetree@vger.kernel.org Cc: imx@lists.linux.dev Cc: linux-arm-kernel@lists.infradead.org Cc: linux-kernel@vger.kernel.org --- V2: Fix wifi@1200 typo --- .../freescale/imx8mm-data-modul-edm-sbc.dts | 56 ++++++++ .../freescale/imx8mp-data-modul-edm-sbc.dts | 128 ++++++++++++++++++ 2 files changed, 184 insertions(+) diff --git a/arch/arm64/boot/dts/freescale/imx8mm-data-modul-edm-sbc.dts b/arch/arm64/boot/dts/freescale/imx8mm-data-modul-edm-sbc.dts index df857de0375cf..cb76471440433 100644 --- a/arch/arm64/boot/dts/freescale/imx8mm-data-modul-edm-sbc.dts +++ b/arch/arm64/boot/dts/freescale/imx8mm-data-modul-edm-sbc.dts @@ -431,7 +431,63 @@ usb-hub@2c { eeprom: eeprom@50 { compatible = "atmel,24c32"; reg = <0x50>; + label = "dmo-board-info"; pagesize = <32>; + wp-gpios = <&gpio2 5 GPIO_ACTIVE_LOW>; + + nvmem-layout { + compatible = "fixed-layout"; + #address-cells = <1>; + #size-cells = <1>; + + company-name@24 { + reg = <0x24 0xd>; + }; + + product-name@32 { + reg = <0x32 0x13>; + }; + + board-revision@4b { + reg = <0x4b 0x3>; + }; + + serial-number@4f { + reg = <0x4f 0x8>; + }; + + manufacturing-date@70 { + reg = <0x70 0xa>; + }; + + test-date@7b { + reg = <0x7b 0xa>; + }; + + product-number@86 { + reg = <0x86 0x8>; + }; + + board-variant@9a { + reg = <0x9a 0x9>; + }; + + company-acronym@a4 { + reg = <0xa4 0x3>; + }; + + mac-address@b0 { + reg = <0xb0 0x6>; + }; + + board-id@100 { + reg = <0x100 0x4>; + }; + + wifi-id@120 { + reg = <0x120 0x4>; + }; + }; }; rtc: rtc@68 { diff --git a/arch/arm64/boot/dts/freescale/imx8mp-data-modul-edm-sbc.dts b/arch/arm64/boot/dts/freescale/imx8mp-data-modul-edm-sbc.dts index c284edfa1f4c8..4614a0de07906 100644 --- a/arch/arm64/boot/dts/freescale/imx8mp-data-modul-edm-sbc.dts +++ b/arch/arm64/boot/dts/freescale/imx8mp-data-modul-edm-sbc.dts @@ -421,14 +421,142 @@ tpm: tpm@2e { eeprom900: eeprom@50 { /* board rev.900 */ compatible = "atmel,24c32"; reg = <0x50>; + label = "dmo-board-info"; pagesize = <32>; + wp-gpios = <&gpio3 14 GPIO_ACTIVE_LOW>; status = "disabled"; + + nvmem-layout { + compatible = "fixed-layout"; + #address-cells = <1>; + #size-cells = <1>; + + company-name@24 { + reg = <0x24 0xd>; + }; + + product-name@32 { + reg = <0x32 0x18>; + }; + + board-revision@4b { + reg = <0x4b 0x3>; + }; + + serial-number@4f { + reg = <0x4f 0x8>; + }; + + manufacturing-date@70 { + reg = <0x70 0xa>; + }; + + test-date@7b { + reg = <0x7b 0xa>; + }; + + product-number@86 { + reg = <0x86 0x8>; + }; + + board-variant@9a { + reg = <0x9a 0x9>; + }; + + company-acronym@a4 { + reg = <0xa4 0x3>; + }; + + eeprom900mac: mac-address@b0 { + reg = <0xb0 0x6>; + }; + + board-id@100 { + reg = <0x100 0x4>; + }; + + wifi-id@120 { + reg = <0x120 0x4>; + }; + + board-lvds-id@140 { + reg = <0x140 0x4>; + }; + + camera-id@160 { + reg = <0x160 0x4>; + }; + }; }; eeprom902: eeprom@51 { /* board rev.902 */ compatible = "atmel,24c32"; reg = <0x51>; + label = "dmo-board-info"; pagesize = <32>; + wp-gpios = <&gpio3 14 GPIO_ACTIVE_LOW>; + + nvmem-layout { + compatible = "fixed-layout"; + #address-cells = <1>; + #size-cells = <1>; + + company-name@24 { + reg = <0x24 0xd>; + }; + + product-name@32 { + reg = <0x32 0x18>; + }; + + board-revision@4b { + reg = <0x4b 0x3>; + }; + + serial-number@4f { + reg = <0x4f 0x8>; + }; + + manufacturing-date@70 { + reg = <0x70 0xa>; + }; + + test-date@7b { + reg = <0x7b 0xa>; + }; + + product-number@86 { + reg = <0x86 0x8>; + }; + + board-variant@9a { + reg = <0x9a 0x9>; + }; + + company-acronym@a4 { + reg = <0xa4 0x3>; + }; + + eeprom902mac: mac-address@b0 { + reg = <0xb0 0x6>; + }; + + board-id@100 { + reg = <0x100 0x4>; + }; + + wifi-id@120 { + reg = <0x120 0x4>; + }; + + board-lvds-id@140 { + reg = <0x140 0x4>; + }; + + camera-id@160 { + reg = <0x160 0x4>; + }; + }; }; rtc: rtc@68 { -- 2.53.0