[U-Boot] [PATCH v7 05/13] tegra: Convert tegra GPIO driver to use driver model

Simon Glass sjg at chromium.org
Sun Sep 21 18:12:00 CEST 2014


On 3 September 2014 17:37, Simon Glass <sjg at chromium.org> wrote:
> This is an implementation of GPIOs for Tegra that uses driver model. It has
> been tested on trimslice and also using the new iotrace feature.
>
> The implementation uses a top-level GPIO device (which has no actual GPIOS).
> Under this all the banks are created as separate GPIO devices.
>
> The GPIOs are named as per the Tegra datasheet/header files: A0..A7, B0..B7,
> ..., Z0..Z7, AA0..AA7, etc.
>
> Since driver model is not yet available before relocation, or in SPL, a
> special function is provided for seaboard's SPL code.
>
> Signed-off-by: Simon Glass <sjg at chromium.org>

Applied to u-boot-dm/master and now in mainline.


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