Nvidia,tx-clk-tap-delay and nvidia,rx-clk-tap-delay More details required

Robotics & Edge Computing Jetson & Embedded Systems Jetson Xavier NX
1

Hello All,

Need more details on this:

  • nvidia,tx-clk-tap-delay: Delays the clock going out to the external device
    with this tap value.
  • nvidia,rx-clk-tap-delay : Delays the clock coming in from the external
    device with this tap value.

-Thanks.

2

Hello All,

nvidia,tx-clk-tap-delay:
After cs low, controller gives the above parameter value clock delays.

Is this correct? Please confirm.

-Thanks.

4

hello balajinp21,

they’re spi-client device controller properties. you should also refer to kernel documentation for more details.
for example,
$L4T_Sources/r32.5.1/Linux_for_Tegra/source/public/kernel/kernel-4.9/Documentation/devicetree/bindings/spi/nvidia,tegra114-spi.txt

6

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