From: Arnd Bergmann <arnd@arndb.de>
To: linux-arm-kernel@lists.infradead.org
Cc: devicetree@vger.kernel.org, tony@atomide.com,
linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org,
balbi@ti.com, bcousson@baylibre.com, linux-omap@vger.kernel.org,
Roger Quadros <rogerq@ti.com>
Subject: Re: [PATCH v3 1/4] ARM: dts: OMAP5: Add 60MHz clock reference to USB Host module
Date: Tue, 7 Jan 2014 16:13:38 +0100 [thread overview]
Message-ID: <201401071613.39245.arnd@arndb.de> (raw)
In-Reply-To: <1389096889-22179-2-git-send-email-rogerq@ti.com>
On Tuesday 07 January 2014, Roger Quadros wrote:
> USB Host driver (drivers/mfd/omap-usb-host.c) expects the 60MHz
> reference clock to be named "init_60m_fclk". Provide this
> information.
>
> Signed-off-by: Roger Quadros <rogerq@ti.com>
> ---
> arch/arm/boot/dts/omap5.dtsi | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/arch/arm/boot/dts/omap5.dtsi b/arch/arm/boot/dts/omap5.dtsi
> index 2f12a47..e0ab379 100644
> --- a/arch/arm/boot/dts/omap5.dtsi
> +++ b/arch/arm/boot/dts/omap5.dtsi
> @@ -765,6 +765,8 @@
> #address-cells = <1>;
> #size-cells = <1>;
> ranges;
> + clocks = <&l3init_60m_fclk>;
> + clock-names = "init_60m_fclk";
>
> usbhsohci: ohci@4a064800 {
> compatible = "ti,ohci-omap3", "usb-ohci";
The bindings/mfd/omap-usb-host.txt file doesn't document any clocks.
Please create another patch to document the clock names in this binding
before you start putting them into the dtsi file. So far the clock
names are an implementation detail of Linux as they are not part
of the binding, and with your patch it becomes part of the ABI.
Arnd
next prev parent reply other threads:[~2014-01-07 15:13 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-01-07 12:14 [PATCH v3 0/4] USB Host support for OMAP5 uEVM (for 3.14) Roger Quadros
2014-01-07 12:14 ` [PATCH v3 1/4] ARM: dts: OMAP5: Add 60MHz clock reference to USB Host module Roger Quadros
2014-01-07 15:13 ` Arnd Bergmann [this message]
[not found] ` <201401071613.39245.arnd-r2nGTMty4D4@public.gmane.org>
2014-01-08 5:45 ` Roger Quadros
2014-01-07 12:14 ` [PATCH v3 2/4] ARM: dts: omap4-panda: Provide USB PHY clock Roger Quadros
2014-01-07 12:14 ` [PATCH v3 3/4] ARM: dts: omap5-uevm: " Roger Quadros
2014-01-07 12:14 ` [PATCH v3 4/4] ARM: OMAP2+: Remove legacy_init_ehci_clk() Roger Quadros
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