From nobody Sun Sep 22 02:04:10 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 7E93EC43334 for ; Thu, 9 Jun 2022 10:41:25 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S243185AbiFIKlW (ORCPT ); Thu, 9 Jun 2022 06:41:22 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34062 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S243395AbiFIKkp (ORCPT ); Thu, 9 Jun 2022 06:40:45 -0400 Received: from madras.collabora.co.uk (madras.collabora.co.uk [46.235.227.172]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 4859435E366; Thu, 9 Jun 2022 03:40:13 -0700 (PDT) Received: from IcarusMOD.eternityproject.eu (2-237-20-237.ip236.fastwebnet.it [2.237.20.237]) (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: kholk11) by madras.collabora.co.uk (Postfix) with ESMTPSA id 3453666017C8; Thu, 9 Jun 2022 11:40:11 +0100 (BST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1654771212; bh=E20Et6g8b02x7QxpsDbNVAddOo4xzLy9bfmWWuk7HMY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=ZcFyQMwCI9c79wLqIw1SRdX+qlMwWHQKqEEqNjw750BS5bdEsBQKkNTMzw+GiLUdJ 9K/XRosMfc49DN/FJTX0QGDeAd3u6D4YbXaZSg1pLwDcjdrRrluX7vpW6fA9mkR5Oz W955AXX5s5A26e6j4OdyDl8Ko2zvjdjQyBsetqFEi+i73ztXB9mdTk+8/bc5cGa6xW 3Fx9y3elMWs2LdP7Urf290Y6/u/IVXEZGvmnr4iEu6Yle0lD3PhPQPtpPJXB3NDF8d AOWK8Y+X5KQ85fYN/EtMBdaYq7yaBEMcsYYrSJdYV8ndQtdFhECDn+Tz/0rcAIliLP hFHW+i7TB1Y9Q== From: AngeloGioacchino Del Regno To: yong.wu@mediatek.com Cc: joro@8bytes.org, will@kernel.org, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, matthias.bgg@gmail.com, iommu@lists.linux-foundation.org, linux-mediatek@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, konrad.dybcio@somainline.org, marijn.suijten@somainline.org, martin.botka@somainline.org, ~postmarketos/upstreaming@lists.sr.ht, phone-devel@vger.kernel.org, paul.bouchara@somainline.org, AngeloGioacchino Del Regno Subject: [PATCH v3 3/3] iommu: mtk_iommu: Add support for MT6795 Helio X10 M4Us Date: Thu, 9 Jun 2022 12:40:01 +0200 Message-Id: <20220609104001.97753-4-angelogioacchino.delregno@collabora.com> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220609104001.97753-1-angelogioacchino.delregno@collabora.com> References: <20220609104001.97753-1-angelogioacchino.delregno@collabora.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" Add support for the M4Us found in the MT6795 Helio X10 SoC. Signed-off-by: AngeloGioacchino Del Regno Reviewed-by: Yong Wu --- drivers/iommu/mtk_iommu.c | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/drivers/iommu/mtk_iommu.c b/drivers/iommu/mtk_iommu.c index 8611cf8e4bd5..beca1c5a6c10 100644 --- a/drivers/iommu/mtk_iommu.c +++ b/drivers/iommu/mtk_iommu.c @@ -160,6 +160,7 @@ enum mtk_iommu_plat { M4U_MT2712, M4U_MT6779, + M4U_MT6795, M4U_MT8167, M4U_MT8173, M4U_MT8183, @@ -1424,6 +1425,19 @@ static const struct mtk_iommu_plat_data mt6779_data = =3D { .larbid_remap =3D {{0}, {1}, {2}, {3}, {5}, {7, 8}, {10}, {9}}, }; =20 +static const struct mtk_iommu_plat_data mt6795_data =3D { + .m4u_plat =3D M4U_MT6795, + .flags =3D HAS_4GB_MODE | HAS_BCLK | RESET_AXI | + HAS_LEGACY_IVRP_PADDR | MTK_IOMMU_TYPE_MM | + TF_PORT_TO_ADDR_MT8173, + .inv_sel_reg =3D REG_MMU_INV_SEL_GEN1, + .banks_num =3D 1, + .banks_enable =3D {true}, + .iova_region =3D single_domain, + .iova_region_nr =3D ARRAY_SIZE(single_domain), + .larbid_remap =3D {{0}, {1}, {2}, {3}, {4}}, /* Linear mapping. */ +}; + static const struct mtk_iommu_plat_data mt8167_data =3D { .m4u_plat =3D M4U_MT8167, .flags =3D RESET_AXI | HAS_LEGACY_IVRP_PADDR | MTK_IOMMU_TYPE_MM, @@ -1536,6 +1550,7 @@ static const struct mtk_iommu_plat_data mt8195_data_v= pp =3D { static const struct of_device_id mtk_iommu_of_ids[] =3D { { .compatible =3D "mediatek,mt2712-m4u", .data =3D &mt2712_data}, { .compatible =3D "mediatek,mt6779-m4u", .data =3D &mt6779_data}, + { .compatible =3D "mediatek,mt6795-m4u", .data =3D &mt6795_data}, { .compatible =3D "mediatek,mt8167-m4u", .data =3D &mt8167_data}, { .compatible =3D "mediatek,mt8173-m4u", .data =3D &mt8173_data}, { .compatible =3D "mediatek,mt8183-m4u", .data =3D &mt8183_data}, --=20 2.35.1