On Mon, Feb 27, 2023 at 10:51:08PM +0530, Krishna Yarlagadda wrote: > Trusted Platform Module requires flow control. As defined in TPM > interface specification, client would drive MISO line at same cycle as > last address bit on MOSI. > Tegra241 QSPI controller has TPM wait state detection feature which is > enabled for TPM client devices reported in SPI device mode bits. > Set half duplex flag for TPM device to detect and send entire message > to controller in one shot. > > Signed-off-by: Krishna Yarlagadda <kyarlagadda@xxxxxxxxxx> > --- > drivers/spi/spi-tegra210-quad.c | 14 ++++++++++++++ > 1 file changed, 14 insertions(+) Acked-by: Thierry Reding <treding@xxxxxxxxxx>
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