From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Date: Mon, 10 Sep 2018 13:26:34 -0500 From: Rob Herring Subject: Re: [PATCH v4 2/3] dt-bindings: usb: renesas_usbhs: add clock-names property Message-ID: <20180910182634.GA21062@bogus> References: <1536573140-24123-1-git-send-email-yoshihiro.shimoda.uh@renesas.com> <1536573140-24123-3-git-send-email-yoshihiro.shimoda.uh@renesas.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1536573140-24123-3-git-send-email-yoshihiro.shimoda.uh@renesas.com> To: Yoshihiro Shimoda Cc: balbi@kernel.org, mark.rutland@arm.com, gregkh@linuxfoundation.org, linux-usb@vger.kernel.org, linux-renesas-soc@vger.kernel.org, devicetree@vger.kernel.org List-ID: On Mon, Sep 10, 2018 at 06:52:19PM +0900, Yoshihiro Shimoda wrote: > R-Car Gen3 needs to enable clocks of both host and peripheral. > Otherwise, other side device cannot work correctly. So, this patch > adds a property of clock-names for R-Car Gen3 as an optional. > > Signed-off-by: Yoshihiro Shimoda > --- > Documentation/devicetree/bindings/usb/renesas_usbhs.txt | 4 +++- > 1 file changed, 3 insertions(+), 1 deletion(-) > > diff --git a/Documentation/devicetree/bindings/usb/renesas_usbhs.txt b/Documentation/devicetree/bindings/usb/renesas_usbhs.txt > index 087140a..dbdb92c 100644 > --- a/Documentation/devicetree/bindings/usb/renesas_usbhs.txt > +++ b/Documentation/devicetree/bindings/usb/renesas_usbhs.txt > @@ -26,7 +26,9 @@ Required properties: > > - reg: Base address and length of the register for the USBHS > - interrupts: Interrupt specifier for the USBHS > - - clocks: A list of phandle + clock specifier pairs > + - clocks: A list of phandle + clock specifier pairs. In case of > + "renesas,rcar-gen3-usbhs" compatible device, first clock should be > + peripheral and second one should be host. This should have said how many clocks. That's still not clear except for "renesas,rcar-gen3-usbhs". Rob