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Diffstat (limited to 'Documentation/devicetree/bindings/spi')
-rw-r--r-- | Documentation/devicetree/bindings/spi/nvidia,spi-tegra114.txt | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/spi/nvidia,spi-tegra114.txt b/Documentation/devicetree/bindings/spi/nvidia,spi-tegra114.txt index 2d961d8e3d69..e3c264d90502 100644 --- a/Documentation/devicetree/bindings/spi/nvidia,spi-tegra114.txt +++ b/Documentation/devicetree/bindings/spi/nvidia,spi-tegra114.txt @@ -12,6 +12,11 @@ Recommended properties: Documentation/devicetree/bindings/spi/spi-bus.txt Optional properties: - nvidia,clock-always-on: Enable clock of spi always. +- nvidia,polling-mode: Use polling method instead of interrupts +- nvidia,boost-reg-access: In T210 and earlier chips SPI register access + is dependant on SPI clock frequency. Setting this option would + allow SPI clock frequency to be boosted. Benefitial when running + SPI at low frequencies with cpu based transfers. Default false. spi-client device controller properties: - nvidia,enable-hw-based-cs: (Boolean) Use the HW based CS if enabled. |