[RFC PATCH 13/13] arm64: tegra: Add DPAUX pinctrl bindings

Linus Walleij linus.walleij at linaro.org
Thu Jun 23 07:46:48 UTC 2016


On Fri, Jun 17, 2016 at 2:03 PM, Jon Hunter <jonathanh at nvidia.com> wrote:

> Add the DPAUX pinctrl states for the DPAUX nodes defining all three
> possible states of "aux", "i2c" and "off". Also add the 'i2c-bus'
> node for the DPAUX nodes so that the I2C driver core does not attempt
> to parse the pinctrl state nodes.
>
> Populate the nodes for the pinctrl clients of the DPAUX pin controller.
> There are two clients for each DPAUX instance, namely the SOR and one of
> the I2C adapters. The SOR clients may used the DPAUX pins in either AUX
> or I2C modes and so for these devices we don't define any of the generic
> pinctrl states (default, idle, etc) because the SOR driver will directly
> set the state needed. For I2C clients only the I2C mode is used and so
> we can simplify matters by using the generic pinctrl states for default
> and idle.
>
> Signed-off-by: Jon Hunter <jonathanh at nvidia.com>

Acked-by: Linus Walleij <linus.walleij at linaro.org>

Yours
Linus Walleij


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