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[93.144.20.233]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-4909caa7faasm34551025e9.11.2026.05.29.03.11.10 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 29 May 2026 03:11:11 -0700 (PDT) From: Stefano Radaelli X-Google-Original-From: Stefano Radaelli To: linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org Cc: pierluigi.p@variscite.com, Stefano Radaelli , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Frank Li , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam Subject: [PATCH v1 1/4] arm64: dts: imx93-var-som-symphony: add TPM support Date: Fri, 29 May 2026 12:10:48 +0200 Message-ID: <040ad9104a8a628e3b2c18cb296a0d63d31b533c.1780049085.git.stefano.r@variscite.com> X-Mailer: git-send-email 2.47.3 In-Reply-To: References: Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: Stefano Radaelli Add the ST33KTPM2XI2C TPM device on the Symphony carrier board. The TPM enable signal is driven through a PCAL6408 GPIO expander, so add the expander on the I2C bus and configure the TPM enable line as a GPIO hog. Signed-off-by: Stefano Radaelli --- .../dts/freescale/imx93-var-som-symphony.dts | 20 +++++++++++++++++++ 1 file changed, 20 insertions(+) diff --git a/arch/arm64/boot/dts/freescale/imx93-var-som-symphony.dts b/arc= h/arm64/boot/dts/freescale/imx93-var-som-symphony.dts index c0842fb3cfa3..ea996a36b022 100644 --- a/arch/arm64/boot/dts/freescale/imx93-var-som-symphony.dts +++ b/arch/arm64/boot/dts/freescale/imx93-var-som-symphony.dts @@ -208,6 +208,26 @@ &lpi2c1 { sda-gpios =3D <&gpio1 1 GPIO_ACTIVE_HIGH>; status =3D "okay"; =20 + pca6408: gpio@21 { + compatible =3D "nxp,pcal6408"; + reg =3D <0x21>; + gpio-controller; + #gpio-cells =3D <2>; + status =3D "okay"; + + tpm-enable-hog { + gpio-hog; + gpios =3D <4 GPIO_ACTIVE_HIGH>; + output-high; + line-name =3D "tpm_en"; + }; + }; + + st33ktpm2xi2c: tpm@2e { + compatible =3D "st,st33ktpm2xi2c", "tcg,tpm-tis-i2c"; + reg =3D <0x2e>; + }; + /* Capacitive touch controller */ ft5x06_ts: touchscreen@38 { compatible =3D "edt,edt-ft5206"; --=20 2.47.3 From nobody Mon Jun 8 12:11:49 2026 Received: from mail-wm1-f51.google.com (mail-wm1-f51.google.com [209.85.128.51]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 5AACF3B1EC6 for ; 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[93.144.20.233]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-4909caa7faasm34551025e9.11.2026.05.29.03.11.11 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 29 May 2026 03:11:12 -0700 (PDT) From: Stefano Radaelli X-Google-Original-From: Stefano Radaelli To: linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org Cc: pierluigi.p@variscite.com, Stefano Radaelli , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Frank Li , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam Subject: [PATCH v1 2/4] arm64: dts: imx93-var-som-symphony: enable UART7 Date: Fri, 29 May 2026 12:10:49 +0200 Message-ID: X-Mailer: git-send-email 2.47.3 In-Reply-To: References: Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: Stefano Radaelli Enable UART7 on the Symphony carrier board and add its pinctrl configuration. Signed-off-by: Stefano Radaelli --- .../boot/dts/freescale/imx93-var-som-symphony.dts | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/arch/arm64/boot/dts/freescale/imx93-var-som-symphony.dts b/arc= h/arm64/boot/dts/freescale/imx93-var-som-symphony.dts index ea996a36b022..a5fe8432ae59 100644 --- a/arch/arm64/boot/dts/freescale/imx93-var-som-symphony.dts +++ b/arch/arm64/boot/dts/freescale/imx93-var-som-symphony.dts @@ -35,6 +35,7 @@ aliases { serial3 =3D &lpuart4; serial4 =3D &lpuart5; serial5 =3D &lpuart6; + serial6 =3D &lpuart7; }; =20 =20 @@ -310,6 +311,12 @@ &lpuart6 { status =3D "okay"; }; =20 +&lpuart7 { + pinctrl-names =3D "default"; + pinctrl-0 =3D <&pinctrl_uart7>; + status =3D "okay"; +}; + &usbotg1 { dr_mode =3D "otg"; hnp-disable; @@ -446,6 +453,13 @@ MX93_PAD_GPIO_IO04__LPUART6_TX 0x31e >; }; =20 + pinctrl_uart7: uart7grp { + fsl,pins =3D < + MX93_PAD_GPIO_IO09__LPUART7_RX 0x31e + MX93_PAD_GPIO_IO08__LPUART7_TX 0x31e + >; + }; + pinctrl_reg_usdhc2_vmmc: regusdhc2vmmcgrp { fsl,pins =3D < MX93_PAD_GPIO_IO18__GPIO2_IO18 0x31e --=20 2.47.3 From nobody Mon Jun 8 12:11:49 2026 Received: from mail-wm1-f50.google.com (mail-wm1-f50.google.com [209.85.128.50]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 689813B892D for ; 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[93.144.20.233]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-4909caa7faasm34551025e9.11.2026.05.29.03.11.12 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 29 May 2026 03:11:13 -0700 (PDT) From: Stefano Radaelli X-Google-Original-From: Stefano Radaelli To: linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org Cc: pierluigi.p@variscite.com, Stefano Radaelli , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Frank Li , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam Subject: [PATCH v1 3/4] arm64: dts: imx93-var-som-symphony: keep RGB_SEL low Date: Fri, 29 May 2026 12:10:50 +0200 Message-ID: X-Mailer: git-send-email 2.47.3 In-Reply-To: References: Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: Stefano Radaelli Keep the RGB_SEL line driven low on the Symphony carrier board. This avoids leaving the line floating and ensures the board remains in the expected display configuration. Signed-off-by: Stefano Radaelli --- arch/arm64/boot/dts/freescale/imx93-var-som-symphony.dts | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/arch/arm64/boot/dts/freescale/imx93-var-som-symphony.dts b/arc= h/arm64/boot/dts/freescale/imx93-var-som-symphony.dts index a5fe8432ae59..23b359e39094 100644 --- a/arch/arm64/boot/dts/freescale/imx93-var-som-symphony.dts +++ b/arch/arm64/boot/dts/freescale/imx93-var-som-symphony.dts @@ -222,6 +222,14 @@ tpm-enable-hog { output-high; line-name =3D "tpm_en"; }; + + /* RGB_SEL */ + lvds-brg-enable-hog { + gpio-hog; + gpios =3D <7 GPIO_ACTIVE_HIGH>; + output-low; + line-name =3D "lvds_brg_en"; + }; }; =20 st33ktpm2xi2c: tpm@2e { --=20 2.47.3 From nobody Mon Jun 8 12:11:49 2026 Received: from mail-wm1-f48.google.com (mail-wm1-f48.google.com [209.85.128.48]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 7254E3BCD00 for ; Fri, 29 May 2026 10:11:16 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.128.48 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780049479; cv=none; b=a9O+bmMj7SGganXiioLI2BdoZIYwelXwQBjE3lS6dbWDin/f9snE/bNyrt25kf5E8EUN+IN3M3DRQTnW3E4ph7eOOvKucCTinNLjjWTVD4I9sRQB9eHHNAWIl8ZSYORGV6vH7AkIOzbjI9AfxCCbVj+Z1/8UTsoOUq2yNmWaOaE= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780049479; c=relaxed/simple; bh=E+DU5t1fa+GGm9oeyXG4fh5KMGGkdFZ36DmmYawGniA=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=ZL4bGC+kw3F7q1eluTua2TRC1j8ylW3w3Z9SqPQ5LOVJDMNhWI6XNP/7arrZbBb1g7WxDK9Fe65W/F9D06eNLaMBExc1ILrQruRwmVWQm8IyogvzjPzQyKcSzJAXbknhZpqOe3Pt3XJQIIRIbhNHnGwX9smKtD14mOlZDUlbmqM= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=hmKEtXnd; arc=none smtp.client-ip=209.85.128.48 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="hmKEtXnd" Received: by mail-wm1-f48.google.com with SMTP id 5b1f17b1804b1-4904fd4f6aeso60589135e9.2 for ; Fri, 29 May 2026 03:11:16 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20251104; t=1780049475; x=1780654275; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=w+aM/24gP63Krqe0+2Zo2UxbF+//YntcPeOEzBEtHfs=; b=hmKEtXndCkiF/4sJZPZpY/VBz7eTE8cgOwrjxKazxpZbbj0+zhV8z9BsLisEX6lrmi kRWPDXcpXadDfx0E/XphP8EbawPJBrgaAvIdvpgMF0GVJwJe+bt7Wkj+Nn4GbfK1XKQm TQEjG7bm0vOEgX+aC4Px+S1axPIN35KqdtwYG7Z089b4MfcDScVesk00v+CuVabpiDeZ OdjVRH+VEa5lXMDxFFXw7vSPDxnqWSWGXIDsI20G2JNWJ7RU7csLR6g0rP3KV/cK24aP bLghZuNSBBqoUFng/ARXF8Pm/LSzUVYyl1w27rbB5TFaTAszB+oVx5aejXr3svp7HLke Q6kA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1780049475; x=1780654275; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-gg:x-gm-message-state:from :to:cc:subject:date:message-id:reply-to; bh=w+aM/24gP63Krqe0+2Zo2UxbF+//YntcPeOEzBEtHfs=; b=WNJyo+La/vw6aExAro98eDaWbkgbwLScpJhkXfjm5KwfvYweFkqJT0aq1rsDRp0kXn xbo9AB/4Vr0TAy4+iaeIA5n9wNHL9y0AXE47AM6PlZTsa1ltpGG6phh10n8XxPi9qnof y+kXyY8mfAQKyoK03IExQQHwWKhgPO/yHrIFjkUeaUZPcHnG+WZJMnAbG5ICB21Q2eIp pHHA9DBlfQ/e1HjUpG6vd9AtTfDsldWrBIpaGKYlwIgPh78ln7E0geOB1U8JEudBUTY3 Mi5v8pDrK/45OO4VOMFrBKw3fJ8ktRGjk1zco9E5bAK/CrL6ounFEz8d/NXhLNKXhv1b mf6Q== X-Gm-Message-State: AOJu0YyVLe5OuVklBSr2HLA4X6hYWPFEybY531LkRlQPIGM69OSHpSsi e4to7sb492tLz5lPEs/DOBnE0MMGxxLlNmbfn4qbMxWKZEwhWlrk9R/LLfdGRA== X-Gm-Gg: Acq92OEeEBCGpDRdFgYIJ+vuSo+VIg4hqzWNIQfAMTFPsnbKANOB9DhxnPqhURLrebQ jxNDePWnjXPDJV1bJKGF0aWll0AHcQPegKkNdxcZTsiiHbHLj6lMyIRzGDKynaumAlLV4uq8ZB0 wkgULNFpGArbLq9z8Tevx+LTDIfEreZa1k2gQm/kQSMZP1faTad62yIN/YKwlRXwL+CuWeMURar 91TpTxsT7yJ+nNfrmLJBywjtRBnHYGZvRv+og01TpMaFOlzJ/w6R71GX5YltLMeX6NVeNM8/4j8 e8DmX/orOgS3AAqBUPs/zsSwrrRllAt5QESCGCh9F+SoHdBsCgEkKVzqbYQtqCGj6g9Jny5eD54 PsWzJ2XhAEcHSGO0L7lr2FKrv0qVyhnCI9GM9gwA8d9ow0xGmY2JnFEPet6cP7BxeiVsXlw1P1j nUwLrn9GxJSRk60O6CjLiFi139xl970EK6UzgDz0t27GvKBv4W6bA/Wu62N6z5SvsuaQO0EUWMP kHv3B/6YEHoG8eQWkt48HVk5wJl1MjY71nXF+QUhyaBk90= X-Received: by 2002:a05:600c:468a:b0:490:9588:bdb6 with SMTP id 5b1f17b1804b1-4909c0c9b87mr40354715e9.33.1780049474638; Fri, 29 May 2026 03:11:14 -0700 (PDT) Received: from Lord-Beerus.station (net-93-144-20-233.cust.dsl.teletu.it. [93.144.20.233]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-4909caa7faasm34551025e9.11.2026.05.29.03.11.13 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 29 May 2026 03:11:14 -0700 (PDT) From: Stefano Radaelli X-Google-Original-From: Stefano Radaelli To: linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org Cc: pierluigi.p@variscite.com, Stefano Radaelli , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Frank Li , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam Subject: [PATCH v1 4/4] arm64: dts: imx93-var-som-symphony: enable TPM3 PWM Date: Fri, 29 May 2026 12:10:51 +0200 Message-ID: <7fa810b0227fde0205eb0fdefc6a6ef9cfb279eb.1780049085.git.stefano.r@variscite.com> X-Mailer: git-send-email 2.47.3 In-Reply-To: References: Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: Stefano Radaelli Enable TPM3 on the Symphony carrier board and add the pinctrl states for the PWM output and sleep configuration. Signed-off-by: Stefano Radaelli --- .../dts/freescale/imx93-var-som-symphony.dts | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) diff --git a/arch/arm64/boot/dts/freescale/imx93-var-som-symphony.dts b/arc= h/arm64/boot/dts/freescale/imx93-var-som-symphony.dts index 23b359e39094..7f79cd7e7a4c 100644 --- a/arch/arm64/boot/dts/freescale/imx93-var-som-symphony.dts +++ b/arch/arm64/boot/dts/freescale/imx93-var-som-symphony.dts @@ -325,6 +325,13 @@ &lpuart7 { status =3D "okay"; }; =20 +&tpm3 { + pinctrl-0 =3D <&pinctrl_tpm3>; + pinctrl-1 =3D <&pinctrl_tpm3_sleep>; + pinctrl-names =3D "default", "sleep"; + status =3D "okay"; +}; + &usbotg1 { dr_mode =3D "otg"; hnp-disable; @@ -447,6 +454,18 @@ MX93_PAD_PDM_BIT_STREAM1__GPIO1_IO10 0x31e >; }; =20 + pinctrl_tpm3: tpm3grp { + fsl,pins =3D < + MX93_PAD_GPIO_IO24__TPM3_CH3 0x51e + >; + }; + + pinctrl_tpm3_sleep: tpm3sleepgrp { + fsl,pins =3D < + MX93_PAD_GPIO_IO24__GPIO2_IO24 0x51e + >; + }; + pinctrl_uart1: uart1grp { fsl,pins =3D < MX93_PAD_UART1_RXD__LPUART1_RX 0x31e --=20 2.47.3