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authorLaxman Dewangan <ldewangan@nvidia.com>2014-01-06 19:16:45 +0100
committerVinod Koul <vinod.koul@intel.com>2014-01-20 10:05:52 +0100
commit911daccc8b9672ec2206d3741127089dc2c695d4 (patch)
treec9ecf09f7c6700310e7ec5f0286a709095cd710e /arch/x86
parentdma: dw: use %pad instead of casting dma_addr_t (diff)
downloadlinux-911daccc8b9672ec2206d3741127089dc2c695d4.tar.xz
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dma: tegra: add support for Tegra148/124
Tegra148 introduces a few changes to the APB DMA HW registers. Update the driver to cope with them. Tegra124 inherits these changes. * The register address stride between DMA channels increases. * A new per-channel WCOUNT register is introduced. Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com> Signed-off-by: Kunal Agrawal <kunala@nvidia.com> [swarren, remove .dts file change, rewrote commit description, removed some duplicate/unused code and register IO] Signed-off-by: Stephen Warren <swarren@nvidia.com> Reviewed-by: Thierry Reding <treding@nvidia.com> Tested-by: Thierry Reding <treding@nvidia.com> Signed-off-by: Vinod Koul <vinod.koul@intel.com>
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