From: "Uwe Kleine-König" <u.kleine-koenig-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
To: Axel Lin <axel.lin-8E1dMatC8ynQT0dZR+AlfA@public.gmane.org>
Cc: "Mark Brown" <broonie-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
"Uwe Kleine-König"
<kernel-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>,
linux-spi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [PATCH] spi: efm32: Update binding document to make "efm32,location" property optional
Date: Mon, 7 Apr 2014 11:47:39 +0200 [thread overview]
Message-ID: <20140407094739.GR29751@pengutronix.de> (raw)
In-Reply-To: <1396854706.27810.1.camel@phoenix>
On Mon, Apr 07, 2014 at 03:11:46PM +0800, Axel Lin wrote:
> If "efm32,location" property is not provided, keeping what is already
> configured in the hardware, so its either the reset default 0 or whatever
> the bootloader did.
Now I like it, thanks
Acked-by: Uwe Kleine-König <u.kleine-koenig-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
> Signed-off-by: Axel Lin <axel.lin-8E1dMatC8ynQT0dZR+AlfA@public.gmane.org>
> ---
> Documentation/devicetree/bindings/spi/efm32-spi.txt | 8 +++++++-
> 1 file changed, 7 insertions(+), 1 deletion(-)
>
> diff --git a/Documentation/devicetree/bindings/spi/efm32-spi.txt b/Documentation/devicetree/bindings/spi/efm32-spi.txt
> index 8f081c9..130cd17 100644
> --- a/Documentation/devicetree/bindings/spi/efm32-spi.txt
> +++ b/Documentation/devicetree/bindings/spi/efm32-spi.txt
> @@ -8,7 +8,13 @@ Required properties:
> - interrupts: pair specifying rx and tx irq
> - clocks: phandle to the spi clock
> - cs-gpios: see spi-bus.txt
> -- efm32,location: Value to write to the ROUTE register's LOCATION bitfield to configure the pinmux for the device, see datasheet for values.
> +
> +Recommended properties :
> +- efm32,location: Value to write to the ROUTE register's LOCATION bitfield to
> + configure the pinmux for the device, see datasheet for values.
> + If "efm32,location" property is not provided, keeping what is
> + already configured in the hardware, so its either the reset
> + default 0 or whatever the bootloader did.
>
> Example:
>
> --
> 1.8.3.2
>
>
>
>
--
Pengutronix e.K. | Uwe Kleine-König |
Industrial Linux Solutions | http://www.pengutronix.de/ |
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next prev parent reply other threads:[~2014-04-07 9:47 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-04-07 7:11 [PATCH] spi: efm32: Update binding document to make "efm32,location" property optional Axel Lin
2014-04-07 9:47 ` Uwe Kleine-König [this message]
2014-04-07 9:56 ` Mark Brown
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