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Mon, 18 May 2020 13:18:13 +0000 (GMT) From: Marek Szyprowski To: u-boot@lists.denx.de Cc: Marek Szyprowski , Matthias Brugger , Tom Rini , Sylwester Nawrocki , marex@denx.de, bmeng.cn@gmail.com, nsaenzjulienne@suse.de, sjg@chromium.org, jh80.chung@samsung.com, b.zolnierkie@samsung.com Subject: [RFC PATCH v3 0/3] ARM: arbitrary virtual-physical mappings for RPi4 XHCI support Date: Mon, 18 May 2020 15:17:58 +0200 Message-Id: <20200518131801.465-1-m.szyprowski@samsung.com> X-Mailer: git-send-email 2.17.1 X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFupnleLIzCtJLcpLzFFi42LZduzneV2x7kNxBtOey1tsnLGe1WJqT7zF jV9trBZrj9xlt3jT1shosWDyE1aLbbOWs1kcftPOavFtyzZGi6mTNrNbvN3bye7A7TG74SKL x7xZJ1g8ds66y+7x6sAqdo+zd3YwevRtWcXosX7LVRaPzaerAziiuGxSUnMyy1KL9O0SuDIW 7JvCVvCdr2LSZIsGxnPcXYycHBICJhLr/79h6mLk4hASWMEosXPXOxYI5wujxNmeu1CZz4wS K/4tAspwgLU8nRYEEV/OKDFp1UwmuI41rbPZQeayCRhKdL3tYgOxRQQkJH71X2UEKWIWWMEk 8bkdokhYIEaicV8fK4jNIqAq8XB2L1icV8BaYsWNuSwQB8pLrN5wgBmkWUKgm13i3d/HbBBn uEjM6TCDqBGWeHV8CzuELSPxf+d8Joj6ZkaJh+fWskM4PYwSl5tmMEJUWUvcOfcLbBCzgKbE +l36EDMdJQ4+8Ycw+SRuvBUEKWYGMidtm84MEeaV6GgTgpihJjHr+Dq4rQcvXGKGsD0kVp6a C2YLCcRK7OlfwTSBUW4WwqoFjIyrGMVTS4tz01OLjfJSy/WKE3OLS/PS9ZLzczcxApPJ6X/H v+xg3PUn6RCjAAejEg9vQv6hOCHWxLLiytxDjBIczEoivJGf98UJ8aYkVlalFuXHF5XmpBYf YpTmYFES5zVe9DJWSCA9sSQ1OzW1ILUIJsvEwSnVwDjn76LPcsfi1osGrLklu+24XW7J49K5 H/PKpt5jvO+1Pf/T1Kd7Fwv2zIvmlBVk0VXZKHU1x3zJrt6TEdnVM2R62B4nr5b3///43qrD k6Nv53hUVhVmy5/deCe1R/ZNsN1z8R/rJ8z0Pre5MvbRoy2PZESXqJ6MdNdgLjq9/ftWSY+E HZY9018rsRRnJBpqMRcVJwIA47s8sSIDAAA= X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFnrKLMWRmVeSWpSXmKPExsVy+t/xe7pi3YfiDF6fZbbYOGM9q8XUnniL G7/aWC3WHrnLbvGmrZHRYsHkJ6wW22YtZ7M4/Kad1eLblm2MFlMnbWa3eLu3k92B22N2w0UW j3mzTrB47Jx1l93j1YFV7B5n7+xg9OjbsorRY/2Wqywem09XB3BE6dkU5ZeWpCpk5BeX2CpF G1oY6RlaWugZmVjqGRqbx1oZmSrp29mkpOZklqUW6dsl6GUs2DeFreA7X8WkyRYNjOe4uxg5 OCQETCSeTgvqYuTiEBJYyigxY/p+ti5GTqC4jMTJaQ2sELawxJ9rXWBxIYFPjBIPJlaC2GwC hhJdbyHiIgISEr/6rzKCDGIW2MQkcWnvArCEsECUxMSGK8wgNouAqsTD2b3sIDavgLXEihtz WSAWyEus3nCAeQIjzwJGhlWMIqmlxbnpucWGesWJucWleel6yfm5mxiBQbzt2M/NOxgvbQw+ xCjAwajEw5uQfyhOiDWxrLgy9xCjBAezkghv5Od9cUK8KYmVValF+fFFpTmpxYcYTYGWT2SW Ek3OB0ZYXkm8oamhuYWlobmxubGZhZI4b4fAwRghgfTEktTs1NSC1CKYPiYOTqkGRp6bOQ3q bJMrwxPSpr4rfsv1TvbovmMBOuofpArv8n7/OCN2guinhamqk6W/7eQzb6i6fDztSLWcmOf8 iQXW2ouqFPauv/TunHlYuVRe09mJz4+JLOb14+M9qP79denb60abssqOBK9TClPN8eT87Lts 1flnYX8Wac+7Un7DVW3nry3J4oWndyqxFGckGmoxFxUnAgBCtT4geAIAAA== X-CMS-MailID: 20200518131814eucas1p18b2f895c127708ac6b55b033fb7a43d2 X-Msg-Generator: CA X-RootMTR: 20200518131814eucas1p18b2f895c127708ac6b55b033fb7a43d2 X-EPHeader: CA CMS-TYPE: 201P X-CMS-RootMailID: 20200518131814eucas1p18b2f895c127708ac6b55b033fb7a43d2 References: X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.30rc1 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: u-boot-bounces@lists.denx.de Sender: "U-Boot" X-Virus-Scanned: clamav-milter 0.102.2 at phobos.denx.de X-Virus-Status: Clean Hi All, This patchset add support for creating a mapping for the arbitrary physical address at the given virtual address. This is needed to enable support for XHCI USB controller on PCIe bridge on Raspberry Pi 4 board, on which the USB controller's MMIO area 0x600000000 has to be remapped somewhere to fit in 4GiB virtual address space when running in ARM 32bit mode. This patchset is a continuation of the Raspberry Pi 4 XHCI/PCIe patchset: https://patchwork.ozlabs.org/project/uboot/list/?series=176453 and the following discussion: https://lists.denx.de/pipermail/u-boot/2020-May/411086.html Best regards Marek Szyprowski Samsung R&D Institute Poland Changelog: v3: - fixed broken RPi3 and lack of the identity mapping for map_physmem (for example for the itest command was broken) - added a patch fixing a new build warning v2: https://lists.denx.de/pipermail/u-boot/2020-May/411765.html - fixed ARM64 build v1: https://lists.denx.de/pipermail/u-boot/2020-May/411765.html - initial RFC Patch summary: Marek Szyprowski (2): arm: provide a function for boards init code to modify MMU virtual-physical map rpi4: add a mapping for the PCIe XHCI controller MMIO registers (ARM 32bit) Seung-Woo Kim (1): mmc: bcm283x: fix int to pointer cast arch/arm/include/asm/mmu.h | 8 ++++++++ arch/arm/include/asm/system.h | 11 +++++++++++ arch/arm/lib/cache-cp15.c | 24 ++++++++++++++++++------ arch/arm/mach-bcm283x/Kconfig | 1 + arch/arm/mach-bcm283x/include/mach/base.h | 8 ++++++++ arch/arm/mach-bcm283x/init.c | 20 ++++++++++++++++++++ drivers/mmc/bcm2835_sdhci.c | 2 +- include/configs/rpi.h | 7 +++++++ 8 files changed, 74 insertions(+), 7 deletions(-) create mode 100644 arch/arm/include/asm/mmu.h