From: Nicolas Saenz Julienne <nsaenzjulienne@suse.de> To: linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Cc: f.fainelli@gmail.com, robh+dt@kernel.org, robin.murphy@arm.com, ardb@kernel.org, hch@infradead.org, narmstrong@baylibre.com, dwmw2@infradead.org, linux@armlinux.org.uk, catalin.marinas@arm.com, arnd@arndb.de, will@kernel.org, Nicolas Saenz Julienne <nsaenzjulienne@suse.de> Subject: [RFC 07/13] arm64: Mark ARCH_MVEBU as needing broken 64bit MMIO support Date: Fri, 26 Feb 2021 15:02:59 +0100 [thread overview] Message-ID: <20210226140305.26356-8-nsaenzjulienne@suse.de> (raw) In-Reply-To: <20210226140305.26356-1-nsaenzjulienne@suse.de> The bus AP806's IOMMU sits on can't handle 64bit MMIO accesses[1]. So select 'ARCH_HAS_64BIT_MMIO_BROKEN' for the platform. Signed-off-by: Nicolas Saenz Julienne <nsaenzjulienne@suse.de> [1] See Armada-AP806 erratum #582743 --- arch/arm64/Kconfig.platforms | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm64/Kconfig.platforms b/arch/arm64/Kconfig.platforms index cdfd5fed457f..04a97cf486c5 100644 --- a/arch/arm64/Kconfig.platforms +++ b/arch/arm64/Kconfig.platforms @@ -175,6 +175,7 @@ config ARCH_MESON config ARCH_MVEBU bool "Marvell EBU SoC Family" + select ARCH_HAS_64BIT_MMIO_BROKEN select ARMADA_AP806_SYSCON select ARMADA_CP110_SYSCON select ARMADA_37XX_CLK -- 2.30.1
WARNING: multiple messages have this Message-ID (diff)
From: Nicolas Saenz Julienne <nsaenzjulienne@suse.de> To: linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Cc: f.fainelli@gmail.com, arnd@arndb.de, narmstrong@baylibre.com, dwmw2@infradead.org, linux@armlinux.org.uk, hch@infradead.org, will@kernel.org, robh+dt@kernel.org, catalin.marinas@arm.com, robin.murphy@arm.com, ardb@kernel.org, Nicolas Saenz Julienne <nsaenzjulienne@suse.de> Subject: [RFC 07/13] arm64: Mark ARCH_MVEBU as needing broken 64bit MMIO support Date: Fri, 26 Feb 2021 15:02:59 +0100 [thread overview] Message-ID: <20210226140305.26356-8-nsaenzjulienne@suse.de> (raw) In-Reply-To: <20210226140305.26356-1-nsaenzjulienne@suse.de> The bus AP806's IOMMU sits on can't handle 64bit MMIO accesses[1]. So select 'ARCH_HAS_64BIT_MMIO_BROKEN' for the platform. Signed-off-by: Nicolas Saenz Julienne <nsaenzjulienne@suse.de> [1] See Armada-AP806 erratum #582743 --- arch/arm64/Kconfig.platforms | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm64/Kconfig.platforms b/arch/arm64/Kconfig.platforms index cdfd5fed457f..04a97cf486c5 100644 --- a/arch/arm64/Kconfig.platforms +++ b/arch/arm64/Kconfig.platforms @@ -175,6 +175,7 @@ config ARCH_MESON config ARCH_MVEBU bool "Marvell EBU SoC Family" + select ARCH_HAS_64BIT_MMIO_BROKEN select ARMADA_AP806_SYSCON select ARMADA_CP110_SYSCON select ARMADA_37XX_CLK -- 2.30.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2021-02-26 14:07 UTC|newest] Thread overview: 50+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-02-26 14:02 [RFC 00/13] Generic way of dealing with broken 64-bit buses Nicolas Saenz Julienne 2021-02-26 14:02 ` Nicolas Saenz Julienne 2021-02-26 14:02 ` [RFC 01/13] dt-bindings: Introduce 64bit-mmio-broken Nicolas Saenz Julienne 2021-02-26 14:02 ` Nicolas Saenz Julienne 2021-02-26 14:02 ` [RFC 02/13] driver core: Introduce MMIO configuration Nicolas Saenz Julienne 2021-02-26 14:02 ` Nicolas Saenz Julienne 2021-03-02 11:29 ` Robin Murphy 2021-03-02 11:29 ` Robin Murphy 2021-03-02 14:09 ` Nicolas Saenz Julienne 2021-03-02 14:09 ` Nicolas Saenz Julienne 2021-02-26 14:02 ` [RFC 03/13] of: device: Introduce of_mmio_configure() Nicolas Saenz Julienne 2021-02-26 14:02 ` Nicolas Saenz Julienne 2021-02-26 14:02 ` [RFC 04/13] driver core: plafrom: Introduce platform_mmio_configure() Nicolas Saenz Julienne 2021-02-26 14:02 ` Nicolas Saenz Julienne 2021-02-26 14:02 ` [RFC 05/13] pci: Introduce pci_mmio_configure() Nicolas Saenz Julienne 2021-02-26 14:02 ` Nicolas Saenz Julienne 2021-02-26 14:02 ` [RFC 06/13] device core: Introduce dev_64bit_mmio_supported() Nicolas Saenz Julienne 2021-02-26 14:02 ` Nicolas Saenz Julienne 2021-02-26 14:02 ` Nicolas Saenz Julienne [this message] 2021-02-26 14:02 ` [RFC 07/13] arm64: Mark ARCH_MVEBU as needing broken 64bit MMIO support Nicolas Saenz Julienne 2021-02-26 14:03 ` [RFC 08/13] arm64: dts: marvell: armada-ap80x: Mark config-space bus as 64bit-mmio-broken Nicolas Saenz Julienne 2021-02-26 14:03 ` Nicolas Saenz Julienne 2021-02-26 14:03 ` [RFC 09/13] iommu/arm-smmu: Make use of dev_64bit_mmio_supported() Nicolas Saenz Julienne 2021-02-26 14:03 ` Nicolas Saenz Julienne 2021-03-02 9:32 ` Arnd Bergmann 2021-03-02 9:32 ` Arnd Bergmann 2021-03-02 12:42 ` Nicolas Saenz Julienne 2021-03-02 12:42 ` Nicolas Saenz Julienne 2021-03-02 11:07 ` Robin Murphy 2021-03-02 11:07 ` Robin Murphy 2021-03-02 13:38 ` Nicolas Saenz Julienne 2021-03-02 13:38 ` Nicolas Saenz Julienne 2021-03-03 8:44 ` Arnd Bergmann 2021-03-03 8:44 ` Arnd Bergmann 2021-02-26 14:03 ` [RFC 10/13] iommu/arm-smmu-impl: Get rid of Marvell's implementation details Nicolas Saenz Julienne 2021-02-26 14:03 ` Nicolas Saenz Julienne 2021-03-02 11:40 ` Robin Murphy 2021-03-02 11:40 ` Robin Murphy 2021-03-02 14:06 ` Nicolas Saenz Julienne 2021-03-02 14:06 ` Nicolas Saenz Julienne 2021-02-26 14:03 ` [RFC 11/13] arm64: Mark ARCH_BCM2835 as needing broken 64bit MMIO support Nicolas Saenz Julienne 2021-02-26 14:03 ` Nicolas Saenz Julienne 2021-02-26 14:03 ` [RFC 12/13] ARM: dts: bcm2711: Mark PCIe bus as 64bit-mmio-broken Nicolas Saenz Julienne 2021-02-26 14:03 ` Nicolas Saenz Julienne 2021-02-26 14:03 ` [RFC 13/13] scsi: megaraid: Make use of dev_64bit_mmio_supported() Nicolas Saenz Julienne 2021-02-26 14:03 ` Nicolas Saenz Julienne 2021-02-26 14:30 ` Arnd Bergmann 2021-02-26 14:30 ` Arnd Bergmann 2021-02-26 18:06 ` Arnd Bergmann 2021-02-26 18:06 ` Arnd Bergmann
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