[PATCH] led: gpio: Use NOP uclass driver for top-level node

[Tom Rini]

On Fri, Apr 22, 2022 at 03:34:00PM +0200, Marek Vasut wrote:

> The top level DT node of gpio-leds is not a LED itself, bind NOP uclass
> driver to it, and bind different LED uclass driver to its subnodes which
> represent the actual LEDs. This simplifies the probe() implementation
> and fixes the bogus top-level not-an-LED in 'led list' command output:
> 
> ```
> => led list
> led             Error -121 <--- This is removed/fixed by this patch
> green:user0     off
> ```
> 
> Signed-off-by: Marek Vasut <marex at denx.de>
> Cc: Patrice Chotard <patrice.chotard at foss.st.com>
> Cc: Patrick Delaunay <patrick.delaunay at foss.st.com>
> Cc: Sean Anderson <seanga2 at gmail.com>
> Cc: Simon Glass <sjg at chromium.org>
> Cc: Steven Lawrance <steven.lawrance at softathome.com>
> Reviewed-by: Patrice Chotard <patrice.chotard at foss.st.com>
> Tested-by: Patrice Chotard <patrice.chotard at foss.st.com>

Applied to u-boot/master, thanks!

-- 
Tom
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