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| author | Marcel Ziswiler <marcel.ziswiler@toradex.com> | 2017-11-29 14:56:42 +0100 |
|---|---|---|
| committer | Marcel Ziswiler <marcel.ziswiler@toradex.com> | 2017-11-29 14:56:42 +0100 |
| commit | 2eecc3c4c63955c3d5860b44422dccd229ec7043 (patch) | |
| tree | a3256780705eb959d17dd4c4a622a89f1001d90d /Documentation | |
| parent | 9a315efc7e2646e75e8cc9d1d79e508589ad2202 (diff) | |
| parent | b271e8fa67a6d9c4600274a25636cfe00fdd1b68 (diff) | |
Merge tag 'tegra-l4t-r21.6' into toradex_tk1_l4t_r21.6
Merge NVIDIA's latest Linux for Tegra aka L4T R21.6 Linux kernel changes
from git://nv-tegra.nvidia.com/linux-3.10.git commit:
b271e8fa67a6d9c4600274a25636cfe00fdd1b68
Signed-off-by: Marcel Ziswiler <marcel.ziswiler@toradex.com>
Acked-by: Dominik Sliwa <dominik.sliwa@toradex.com>
Diffstat (limited to 'Documentation')
| -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. |