From mboxrd@z Thu Jan 1 00:00:00 1970 From: joro@8bytes.org (Joerg Roedel) Date: Mon, 17 Nov 2014 14:47:07 +0100 Subject: [PATCH v7 05/12] memory: Add NVIDIA Tegra memory controller support In-Reply-To: <1415871157-21968-6-git-send-email-thierry.reding@gmail.com> References: <1415871157-21968-1-git-send-email-thierry.reding@gmail.com> <1415871157-21968-6-git-send-email-thierry.reding@gmail.com> Message-ID: <20141117134707.GA3762@8bytes.org> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Thu, Nov 13, 2014 at 10:32:30AM +0100, Thierry Reding wrote: > From: Thierry Reding > > The memory controller on NVIDIA Tegra exposes various knobs that can be > used to tune the behaviour of the clients attached to it. > > Currently this driver sets up the latency allowance registers to the HW > defaults. Eventually an API should be exported by this driver (via a > custom API or a generic subsystem) to allow clients to register latency > requirements. > > This driver also registers an IOMMU (SMMU) that's implemented by the > memory controller. It is supported on Tegra30, Tegra114 and Tegra124 > currently. Tegra20 has a GART instead. > > Signed-off-by: Thierry Reding > --- > Hi Joerg, > > As I mentioned in the cover-letter, I would like to take this whole series > through the Tegra tree to simplify dependency handling. Can I have your > Acked-by on this patch? Sure! > drivers/iommu/Kconfig | 12 +- > drivers/iommu/tegra-smmu.c | 1601 ++++++++++-------------------- > drivers/memory/Kconfig | 12 +- > drivers/memory/Makefile | 3 +- > drivers/memory/tegra/Kconfig | 7 + > drivers/memory/tegra/Makefile | 7 + > drivers/memory/tegra/mc.c | 301 ++++++ > drivers/memory/tegra/mc.h | 53 + > drivers/memory/tegra/tegra114.c | 948 ++++++++++++++++++ > drivers/memory/tegra/tegra124.c | 995 +++++++++++++++++++ > drivers/memory/tegra/tegra30.c | 970 ++++++++++++++++++ > drivers/memory/tegra30-mc.c | 377 ------- > include/dt-bindings/memory/tegra114-mc.h | 25 + > include/dt-bindings/memory/tegra124-mc.h | 31 + > include/dt-bindings/memory/tegra30-mc.h | 24 + > include/soc/tegra/mc.h | 107 ++ > 16 files changed, 3992 insertions(+), 1481 deletions(-) Acked-by: Joerg Roedel