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[90.63.244.31]) by smtp.gmail.com with ESMTPSA id x14sm12564234wmj.42.2020.01.03.08.26.35 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 03 Jan 2020 08:26:35 -0800 (PST) From: Fabien Parent To: iommu@lists.linux-foundation.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org Subject: [PATCH 2/2] iommu/mediatek: add support for MT8167 Date: Fri, 3 Jan 2020 17:26:32 +0100 Message-Id: <20200103162632.109553-2-fparent@baylibre.com> X-Mailer: git-send-email 2.25.0.rc0 In-Reply-To: <20200103162632.109553-1-fparent@baylibre.com> References: <20200103162632.109553-1-fparent@baylibre.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200103_082637_560178_51C5A9CD X-CRM114-Status: GOOD ( 11.91 ) X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: mark.rutland@arm.com, matthias.bgg@gmail.com, joro@8bytes.org, robh+dt@kernel.org, Fabien Parent Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org Add support for the IOMMU on MT8167 Signed-off-by: Fabien Parent --- drivers/iommu/mtk_iommu.c | 11 ++++++++++- drivers/iommu/mtk_iommu.h | 1 + 2 files changed, 11 insertions(+), 1 deletion(-) diff --git a/drivers/iommu/mtk_iommu.c b/drivers/iommu/mtk_iommu.c index 6fc1f5ecf91e..5fc6178a82dc 100644 --- a/drivers/iommu/mtk_iommu.c +++ b/drivers/iommu/mtk_iommu.c @@ -569,7 +569,8 @@ static int mtk_iommu_hw_init(const struct mtk_iommu_data *data) F_INT_PRETETCH_TRANSATION_FIFO_FAULT; writel_relaxed(regval, data->base + REG_MMU_INT_MAIN_CONTROL); - if (data->plat_data->m4u_plat == M4U_MT8173) + if (data->plat_data->m4u_plat == M4U_MT8173 || + data->plat_data->m4u_plat == M4U_MT8167) regval = (data->protect_base >> 1) | (data->enable_4GB << 31); else regval = lower_32_bits(data->protect_base) | @@ -782,6 +783,13 @@ static const struct mtk_iommu_plat_data mt2712_data = { .larbid_remap = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9}, }; +static const struct mtk_iommu_plat_data mt8167_data = { + .m4u_plat = M4U_MT8167, + .has_4gb_mode = true, + .reset_axi = true, + .larbid_remap = {0, 1, 2, 3, 4, 5}, /* Linear mapping. */ +}; + static const struct mtk_iommu_plat_data mt8173_data = { .m4u_plat = M4U_MT8173, .has_4gb_mode = true, @@ -798,6 +806,7 @@ static const struct mtk_iommu_plat_data mt8183_data = { static const struct of_device_id mtk_iommu_of_ids[] = { { .compatible = "mediatek,mt2712-m4u", .data = &mt2712_data}, + { .compatible = "mediatek,mt8167-m4u", .data = &mt8167_data}, { .compatible = "mediatek,mt8173-m4u", .data = &mt8173_data}, { .compatible = "mediatek,mt8183-m4u", .data = &mt8183_data}, {} diff --git a/drivers/iommu/mtk_iommu.h b/drivers/iommu/mtk_iommu.h index ea949a324e33..cb8fd5970cd4 100644 --- a/drivers/iommu/mtk_iommu.h +++ b/drivers/iommu/mtk_iommu.h @@ -30,6 +30,7 @@ struct mtk_iommu_suspend_reg { enum mtk_iommu_plat { M4U_MT2701, M4U_MT2712, + M4U_MT8167, M4U_MT8173, M4U_MT8183, }; -- 2.25.0.rc0 _______________________________________________ Linux-mediatek mailing list Linux-mediatek@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-mediatek