spi: dw: Handle any number of gpiod CS lines #6161
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Even when configured to use only gpiod CS lines, the DW SPI controller still expects a bit to be set in the SER register, otherwise transfers stall. For the csgpiod case, nominate bit 0 for the job. See: raspberrypi#6159 Signed-off-by: Phil Elwell <phil@raspberrypi.com>
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kernel: RGB order override for DPI See: raspberrypi/linux#6156 kernel: Minor panel fixups See: raspberrypi/linux#6176 kernel: dtoverlays: Fix noints mode of mcp23017 See: raspberrypi/linux#6174 kernel: DTS: bcm2712: set nonzero QoS values for PCIE1 See: raspberrypi/linux#6171 kernel: staging: bcm2835_codec: Pass framerate to the component if set late See: raspberrypi/linux#6108 kernel: spi: dw: Handle any number of gpiod CS lines See: raspberrypi/linux#6161
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kernel: RGB order override for DPI See: raspberrypi/linux#6156 kernel: Minor panel fixups See: raspberrypi/linux#6176 kernel: dtoverlays: Fix noints mode of mcp23017 See: raspberrypi/linux#6174 kernel: DTS: bcm2712: set nonzero QoS values for PCIE1 See: raspberrypi/linux#6171 kernel: staging: bcm2835_codec: Pass framerate to the component if set late See: raspberrypi/linux#6108 kernel: spi: dw: Handle any number of gpiod CS lines See: raspberrypi/linux#6161
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Even when configured to use only gpiod CS lines, the DW SPI controller still expects a bit to be set in the SER register, otherwise transfers stall. For the csgpiod case, nominate bit 0 for the job.
See: #6159