From nobody Thu Nov 14 19:18:15 2024 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 6E0ADC433EF for ; Wed, 29 Jun 2022 16:00:51 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233827AbiF2QAt (ORCPT ); Wed, 29 Jun 2022 12:00:49 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40216 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234353AbiF2QAS (ORCPT ); Wed, 29 Jun 2022 12:00:18 -0400 Received: from madras.collabora.co.uk (madras.collabora.co.uk [46.235.227.172]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id CFC4A1CFC8; Wed, 29 Jun 2022 09:00:17 -0700 (PDT) Received: from notapiano.myfiosgateway.com (pool-98-113-53-228.nycmny.fios.verizon.net [98.113.53.228]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: nfraprado) by madras.collabora.co.uk (Postfix) with ESMTPSA id 8E23E660195F; Wed, 29 Jun 2022 17:00:15 +0100 (BST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1656518416; bh=DkEh0i4AhAuZrJDIOKX1/1K+MmHQy1XtKrDDIPq0SBc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=mGuzmp1ExCM5zcE7UT3S1NSe2MQD7d0sS9HCaAVaseFC4I2QPRi96THo3qN+rHpN8 i6HVkrIwSZlEIwusQ2V7tSfif7LJvsCk42xKv3fm9+rXmKDVleh1nHKPqzKYczIb6F H7gWCYmkJ5XnAIHOXboLgC70btl+u3z7I06+SJjEsNYB+ju7fZJ/ft2uX6mRhdl9f0 xgRK69PYY9vM2C7GbxqRiB8z5zoEvnAgklCov1Q/MhxJ1Pzy3LybHRmdjck/7udDAk hSvj4dTLi01kYevztV7GrfacfroFBArZB3s7EsGzxKBlU1BHVRlJ9FsNBzmWAilzZ9 W/jnPqWXGOnDg== From: =?UTF-8?q?N=C3=ADcolas=20F=2E=20R=2E=20A=2E=20Prado?= To: Matthias Brugger Cc: AngeloGioacchino Del Regno , kernel@collabora.com, Chen-Yu Tsai , =?UTF-8?q?N=C3=ADcolas=20F=2E=20R=2E=20A=2E=20Prado?= , Krzysztof Kozlowski , Rob Herring , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org Subject: [PATCH v4 09/19] arm64: dts: mediatek: asurada: Add Cr50 TPM Date: Wed, 29 Jun 2022 11:59:46 -0400 Message-Id: <20220629155956.1138955-10-nfraprado@collabora.com> X-Mailer: git-send-email 2.36.1 In-Reply-To: <20220629155956.1138955-1-nfraprado@collabora.com> References: <20220629155956.1138955-1-nfraprado@collabora.com> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The Asurada platform has a Google Security Chip connected to the SPI5 bus. It runs the cr50 firmware and provides TPM functionality. Add support for it. Signed-off-by: N=C3=ADcolas F. R. A. Prado Reviewed-by: AngeloGioacchino Del Regno Tested-by: Chen-Yu Tsai --- (no changes since v1) .../arm64/boot/dts/mediatek/mt8192-asurada.dtsi | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/arch/arm64/boot/dts/mediatek/mt8192-asurada.dtsi b/arch/arm64/= boot/dts/mediatek/mt8192-asurada.dtsi index 07405dea4d9d..fe626535ee5d 100644 --- a/arch/arm64/boot/dts/mediatek/mt8192-asurada.dtsi +++ b/arch/arm64/boot/dts/mediatek/mt8192-asurada.dtsi @@ -5,6 +5,7 @@ */ /dts-v1/; #include "mt8192.dtsi" +#include =20 / { aliases { @@ -353,6 +354,13 @@ &pio { "AUD_DAT_MISO0", "AUD_DAT_MISO1"; =20 + cr50_int: cr50-irq-default-pins { + pins-gsc-ap-int-odl { + pinmux =3D ; + input-enable; + }; + }; + cros_ec_int: cros-ec-irq-default-pins { pins-ec-ap-int-odl { pinmux =3D ; @@ -513,6 +521,15 @@ &spi5 { mediatek,pad-select =3D <0>; pinctrl-names =3D "default"; pinctrl-0 =3D <&spi5_pins>; + + cr50@0 { + compatible =3D "google,cr50"; + reg =3D <0>; + interrupts-extended =3D <&pio 171 IRQ_TYPE_EDGE_RISING>; + spi-max-frequency =3D <1000000>; + pinctrl-names =3D "default"; + pinctrl-0 =3D <&cr50_int>; + }; }; =20 &uart0 { --=20 2.36.1