From nobody Sun Sep 22 01:38:37 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 5E2CEC43334 for ; Fri, 24 Jun 2022 10:00:48 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231162AbiFXKAq (ORCPT ); Fri, 24 Jun 2022 06:00:46 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45820 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230425AbiFXKAd (ORCPT ); Fri, 24 Jun 2022 06:00:33 -0400 Received: from madras.collabora.co.uk (madras.collabora.co.uk [IPv6:2a00:1098:0:82:1000:25:2eeb:e5ab]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0325169FA2; Fri, 24 Jun 2022 03:00:32 -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 C668C66017FF; Fri, 24 Jun 2022 11:00:29 +0100 (BST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1656064830; bh=J0LbHH8P+ASApYmsYhsNx95/wSGxhHDFIBcm2kP0y+o=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=ZYner7Ocf1klmF+QAW3PT0bFy8OFw8nogLlK/7RDiguhlqtOm6nM6gvJZZOhdmk6L 9y2sODvA3BwCpoahueUJiexAzIhljBUipbriNf2HESs9ZhAv4RAzx3Hsd5Q2w0kald A43BbKALW+Gq/qsjDwsX6g6gnXfEauPNcWk0pqMzzwWHeECJ0GRXFYYNaM2kgygFwP f2WSBQCS7u+nXOPQ+eAL5P7oppWxAeTD0xgGUISi8dqIxIvBATFIAaI+/UkBg31U1s nHirbnM2YGa/DTn1up3HJa0KTfokhkb7TA7apZbSLp/UKAUJ7+i+VktlkMfc6kNeOx LT512uLGkRpbQ== 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 v4 3/3] iommu/mediatek: Add support for MT6795 Helio X10 M4Us Date: Fri, 24 Jun 2022 12:00:16 +0200 Message-Id: <20220624100016.246442-4-angelogioacchino.delregno@collabora.com> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220624100016.246442-1-angelogioacchino.delregno@collabora.com> References: <20220624100016.246442-1-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 63df612cf2e0..82eba647c183 100644 --- a/drivers/iommu/mtk_iommu.c +++ b/drivers/iommu/mtk_iommu.c @@ -158,6 +158,7 @@ enum mtk_iommu_plat { M4U_MT2712, M4U_MT6779, + M4U_MT6795, M4U_MT8167, M4U_MT8173, M4U_MT8183, @@ -1419,6 +1420,19 @@ 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, @@ -1531,6 +1545,7 @@ 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