From patchwork Thu Jun 9 10:40:01 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: AngeloGioacchino Del Regno X-Patchwork-Id: 12875235 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id AAA82C433EF for ; Thu, 9 Jun 2022 10:41:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=BtT5KiFYkFEh7SSrjBJ9lEAs/XK2cNC8FZgHDG+YOiU=; b=QwbwUUhFzukVOF fhFYq9CAjUkjoPR1JoR11WNAgQarOA3lfmiqKeiMNCqVPQLuiCAHGlWhFWZEHESOt8Cgjjzg9Z9ON 8Qn9/h67AaTtpCSfsojrbQfcyMEwvCTWd9F3FMn7g0PppxydWJ5+rjI3Orpzojxtc9SPhunZlGy8i Zify4jVW+H9OhlLY+0dpYAdVQzeSLYvMXD+OMajLViw6Cw3AcEnwF+B5RKsTjoCzF0ldK6aYv/cvG o4GlVgtpR5TgDA79+gWyfCVdDPZc18Kwo3wktKwuXxgSKUAWxN/jfyjFUfOW2ix9YvuGzPVAsPuDW WmsGYT/lNGjCb3PpiI4A==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nzFay-0014Jk-Dw; Thu, 09 Jun 2022 10:40:56 +0000 Received: from madras.collabora.co.uk ([2a00:1098:0:82:1000:25:2eeb:e5ab]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1nzFaJ-0013fd-2h; Thu, 09 Jun 2022 10:40:17 +0000 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 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220609_034015_288620_A902120D X-CRM114-Status: UNSURE ( 9.28 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org 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 = { .larbid_remap = {{0}, {1}, {2}, {3}, {5}, {7, 8}, {10}, {9}}, }; +static const struct mtk_iommu_plat_data mt6795_data = { + .m4u_plat = M4U_MT6795, + .flags = HAS_4GB_MODE | HAS_BCLK | RESET_AXI | + HAS_LEGACY_IVRP_PADDR | MTK_IOMMU_TYPE_MM | + TF_PORT_TO_ADDR_MT8173, + .inv_sel_reg = REG_MMU_INV_SEL_GEN1, + .banks_num = 1, + .banks_enable = {true}, + .iova_region = single_domain, + .iova_region_nr = ARRAY_SIZE(single_domain), + .larbid_remap = {{0}, {1}, {2}, {3}, {4}}, /* Linear mapping. */ +}; + static const struct mtk_iommu_plat_data mt8167_data = { .m4u_plat = M4U_MT8167, .flags = RESET_AXI | HAS_LEGACY_IVRP_PADDR | MTK_IOMMU_TYPE_MM, @@ -1536,6 +1550,7 @@ static const struct mtk_iommu_plat_data mt8195_data_vpp = { static const struct of_device_id mtk_iommu_of_ids[] = { { .compatible = "mediatek,mt2712-m4u", .data = &mt2712_data}, { .compatible = "mediatek,mt6779-m4u", .data = &mt6779_data}, + { .compatible = "mediatek,mt6795-m4u", .data = &mt6795_data}, { .compatible = "mediatek,mt8167-m4u", .data = &mt8167_data}, { .compatible = "mediatek,mt8173-m4u", .data = &mt8173_data}, { .compatible = "mediatek,mt8183-m4u", .data = &mt8183_data},