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authorSowjanya Komatineni <skomatineni@nvidia.com>2019-04-04 17:14:12 -0700
committerMark Brown <broonie@kernel.org>2019-04-08 14:13:06 +0700
commitfa28fd3421373794e98eb3e511969fea5a8b2fc3 (patch)
tree0de45445102e0d2de55117b41540f39462e0df1a /Documentation/spi
parent9d199231b000414e420a35912760f2d67e9c56d7 (diff)
downloadlinux-fa28fd3421373794e98eb3e511969fea5a8b2fc3.tar.gz
linux-fa28fd3421373794e98eb3e511969fea5a8b2fc3.tar.xz
spi: tegra114: add support for interrupt mask
This patch creates tegra_spi_soc_data structure to maintain and implement SPI HW feature differences between different Tegra chips and also creates a separate compatible string for T124/T210. Tegra210 and later has a separate interrupt mask register SPI_INTR_MASK for enabling or disabling interrupts while Tegra124 and prior uses interrupt enable bits in SPI_DMA_CTL register. This patch creates flag has_intr_mask_reg in tegra_spi_soc_data to identify this and implements accordingly. Signed-off-by: Sowjanya Komatineni <skomatineni@nvidia.com> Signed-off-by: Mark Brown <broonie@kernel.org>
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