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k/Phd5aoZXNwsCRqaD2OwFZXr81zSXwE2UdPmIfTYTjeVsOAI7GZ7akCsRPK64ni0XfoXue2 XUSrUUTRimTkuMHrTYaHY3544a+GduQQLLA+avseLmjvKHxsU4zna0p0Yb4czwoJj+wSkVGQ NMDbxcY26CMPK204jhRm9RG687qq6691hbiuAtWABeAsl1AS+mdS7aP/4uOM4kFCvXYgIHxP /BoVz9CZTMEVAZVzbRKyYCLUf1wLhcHzugTiONz9fWMBLLskKvq7m1tlr61mNgY9nVwwClMU uE7i1H9r/2/UXLd+pY82zcXhFrfmKuCDmOkB5xPsOMVQJH8I0/lbqfLAqfsxSb/X1VKaP243 jzi+DzD9cvj2K6eD5j5kcKJJQactXqfJvF1Eb+OnxlB1BCLE8D1rNkPO5O742Mq3MgDmq19l +abzEL6QDAAxn9md8KwrA3RtucNh87cHlDXfUBKa7SRvBjTczDg+HEPNk2u3hrz1j3l2rliQ y1UfYx7Vk/TrdwUIJgKS8QAr8Lw9WuvY2hSqL9vEjx8VAkPWNWPwrQ== Message-ID: Date: Mon, 29 Jun 2020 12:29:03 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.9.0 MIME-Version: 1.0 In-Reply-To: <20200629071310.1557-11-chao.hao@mediatek.com> Content-Language: en-US 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: devicetree@vger.kernel.org, FY Yang , wsd_upstream@mediatek.com, linux-kernel@vger.kernel.org, Evan Green , iommu@lists.linux-foundation.org, linux-mediatek@lists.infradead.org, Yong Wu , linux-arm-kernel@lists.infradead.org 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 On 29/06/2020 09:13, Chao Hao wrote: > 1. Start from mt6779, INVLDT_SEL move to offset=0x2c, so we add > REG_MMU_INV_SEL_GEN2 definition and mt6779 uses it. > 2. Add mt6779_data to support mm_iommu HW init. > > Cc: Yong Wu > Cc: Matthias Brugger > Signed-off-by: Chao Hao Reviewed by: Matthias Brugger > --- > drivers/iommu/mtk_iommu.c | 11 +++++++++++ > drivers/iommu/mtk_iommu.h | 1 + > 2 files changed, 12 insertions(+) > > diff --git a/drivers/iommu/mtk_iommu.c b/drivers/iommu/mtk_iommu.c > index e46e2deee3fd..1575196d9cd5 100644 > --- a/drivers/iommu/mtk_iommu.c > +++ b/drivers/iommu/mtk_iommu.c > @@ -37,6 +37,7 @@ > #define REG_MMU_INVLD_START_A 0x024 > #define REG_MMU_INVLD_END_A 0x028 > > +#define REG_MMU_INV_SEL_GEN2 0x02c > #define REG_MMU_INV_SEL_GEN1 0x038 > #define F_INVLD_EN0 BIT(0) > #define F_INVLD_EN1 BIT(1) > @@ -798,6 +799,15 @@ static const struct mtk_iommu_plat_data mt2712_data = { > .larbid_remap = {{0}, {1}, {2}, {3}, {4}, {5}, {6}, {7}}, > }; > > +static const struct mtk_iommu_plat_data mt6779_data = { > + .m4u_plat = M4U_MT6779, > + .flags = HAS_SUB_COMM | > + OUT_ORDER_EN | > + WR_THROT_EN, > + .inv_sel_reg = REG_MMU_INV_SEL_GEN2, > + .larbid_remap = {{0}, {1}, {2}, {3}, {5}, {7, 8}, {10}, {9}}, > +}; > + > static const struct mtk_iommu_plat_data mt8173_data = { > .m4u_plat = M4U_MT8173, > .flags = HAS_4GB_MODE | > @@ -816,6 +826,7 @@ 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,mt6779-m4u", .data = &mt6779_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 ce4f4e8f03aa..a080db2e8a93 100644 > --- a/drivers/iommu/mtk_iommu.h > +++ b/drivers/iommu/mtk_iommu.h > @@ -43,6 +43,7 @@ struct mtk_iommu_suspend_reg { > enum mtk_iommu_plat { > M4U_MT2701, > M4U_MT2712, > + M4U_MT6779, > M4U_MT8173, > M4U_MT8183, > }; > _______________________________________________ Linux-mediatek mailing list Linux-mediatek@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-mediatek