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 phobos.denx.de (phobos.denx.de [85.214.62.61]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id E2E40C48292 for ; Mon, 5 Feb 2024 19:09:49 +0000 (UTC) Received: from h2850616.stratoserver.net (localhost [IPv6:::1]) by phobos.denx.de (Postfix) with ESMTP id 1A96887C4E; Mon, 5 Feb 2024 20:09:15 +0100 (CET) Authentication-Results: phobos.denx.de; dmarc=none (p=none dis=none) header.from=gateworks.com Authentication-Results: phobos.denx.de; spf=pass smtp.mailfrom=u-boot-bounces@lists.denx.de Received: by phobos.denx.de (Postfix, from userid 109) id B540387B7F; Mon, 5 Feb 2024 20:09:12 +0100 (CET) Received: from finn.localdomain (finn.gateworks.com [108.161.129.64]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) (No client certificate requested) by phobos.denx.de (Postfix) with ESMTPS id 69A4787C2B for ; Mon, 5 Feb 2024 20:09:04 +0100 (CET) Authentication-Results: phobos.denx.de; dmarc=none (p=none dis=none) header.from=gateworks.com Authentication-Results: phobos.denx.de; spf=pass smtp.mailfrom=tharvey@gateworks.com Received: from 068-189-091-139.biz.spectrum.com ([68.189.91.139] helo=tharvey.pdc.gateworks.com) by finn.localdomain with esmtp (Exim 4.95) (envelope-from ) id 1rX4L0-00BXW2-Hq; Mon, 05 Feb 2024 19:09:02 +0000 From: Tim Harvey To: u-boot@lists.denx.de, Stefano Babic , Fabio Estevam Cc: "NXP i . MX U-Boot Team" , Tim Harvey Subject: [PATCH 4/5] arm: dts: imx8mm-venice-gw71xx: add TPM device Date: Mon, 5 Feb 2024 11:08:57 -0800 Message-Id: <20240205190858.3076363-5-tharvey@gateworks.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20240205190858.3076363-1-tharvey@gateworks.com> References: <20240205190858.3076363-1-tharvey@gateworks.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.39 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: u-boot-bounces@lists.denx.de Sender: "U-Boot" X-Virus-Scanned: clamav-milter 0.103.8 at phobos.denx.de X-Virus-Status: Clean Add the TPM device found on the GW71xx revision E PCB. This hangs off of SPI2, uses gpio1_10 as a CS and gpio1_11 as RST#. Signed-off-by: Tim Harvey --- arch/arm/dts/imx8mm-venice-gw71xx-0x-u-boot.dtsi | 7 +++++++ arch/arm/dts/imx8mm-venice-gw71xx.dtsi | 11 +++++++++-- 2 files changed, 16 insertions(+), 2 deletions(-) diff --git a/arch/arm/dts/imx8mm-venice-gw71xx-0x-u-boot.dtsi b/arch/arm/dts/imx8mm-venice-gw71xx-0x-u-boot.dtsi index b3592331c72b..07789c8d8835 100644 --- a/arch/arm/dts/imx8mm-venice-gw71xx-0x-u-boot.dtsi +++ b/arch/arm/dts/imx8mm-venice-gw71xx-0x-u-boot.dtsi @@ -25,6 +25,13 @@ gpios = <9 GPIO_ACTIVE_HIGH>; line-name = "dio1"; }; + + tpm_rst { + gpio-hog; + output-high; + gpios = <11 GPIO_ACTIVE_HIGH>; + line-name = "tpm_rst#"; + }; }; &gpio4 { diff --git a/arch/arm/dts/imx8mm-venice-gw71xx.dtsi b/arch/arm/dts/imx8mm-venice-gw71xx.dtsi index 2e90466db89a..ff8b367b3ab2 100644 --- a/arch/arm/dts/imx8mm-venice-gw71xx.dtsi +++ b/arch/arm/dts/imx8mm-venice-gw71xx.dtsi @@ -49,12 +49,18 @@ }; }; -/* off-board header */ &ecspi2 { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_spi2>; - cs-gpios = <&gpio5 13 GPIO_ACTIVE_LOW>; + cs-gpios = <&gpio5 13 GPIO_ACTIVE_LOW>, + <&gpio1 10 GPIO_ACTIVE_LOW>; status = "okay"; + + tpm@1 { + compatible = "tcg,tpm_tis-spi"; + reg = <0x1>; + spi-max-frequency = <36000000>; + }; }; &gpio1 { @@ -202,6 +208,7 @@ MX8MM_IOMUXC_ECSPI2_MOSI_ECSPI2_MOSI 0xd6 MX8MM_IOMUXC_ECSPI2_MISO_ECSPI2_MISO 0xd6 MX8MM_IOMUXC_ECSPI2_SS0_GPIO5_IO13 0xd6 + MX8MM_IOMUXC_GPIO1_IO10_GPIO1_IO10 0xd6 >; }; -- 2.25.1