Add multiple chip selects and hardware wait state polling supported by Tegra Grace. Krishna Yarlagadda (3): spi: tegra210-quad: Multi-cs support spi: tegra210-quad: Add wait polling support spi: dt-bindings: Add wait state polling flag .../bindings/spi/nvidia,tegra210-quad.yaml | 6 ++ drivers/spi/spi-tegra210-quad.c | 64 ++++++++++++++++++- 2 files changed, 68 insertions(+), 2 deletions(-) -- 2.17.1