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From: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
To: Chris Brandt <Chris.Brandt@renesas.com>
Cc: "linux-usb@vger.kernel.org" <linux-usb@vger.kernel.org>,
	"devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
	"linux-renesas-soc@vger.kernel.org" 
	<linux-renesas-soc@vger.kernel.org>,
	Chris Brandt <Chris.Brandt@renesas.com>,
	Rob Herring <robh+dt@kernel.org>,
	Mark Rutland <mark.rutland@arm.com>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	Simon Horman <horms@verge.net.au>
Subject: RE: [PATCH 00/10] usb: Add host and device support for RZ/A2
Date: Tue, 7 May 2019 09:17:16 +0000	[thread overview]
Message-ID: <OSBPR01MB317442B092744C8D312682DCD8310@OSBPR01MB3174.jpnprd01.prod.outlook.com> (raw)
In-Reply-To: <20190506234631.113226-1-chris.brandt@renesas.com>

Hi Chris-san,

> From: Chris Brandt, Sent: Tuesday, May 7, 2019 8:46 AM
> 
> For the most part, the RZ/A2 has the same USB 2.0 host and device
> HW as the R-Car Gen3, so we can reuse a lot of the code.
> 
> However, there are a couple extra register bits, and the CFIFO
> register 8-bit access works a little different (weird, no idea why).

This is just my gut feeling, but if we set the BIGEND bit in the CFIFOSEL
of RZ/A2M (R-Car Gen3 doesn't have such a bit though), could the original
code work correctly?

Best regards,
Yoshihiro Shimoda


  parent reply	other threads:[~2019-05-07  9:17 UTC|newest]

Thread overview: 39+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-05-06 23:46 [PATCH 00/10] usb: Add host and device support for RZ/A2 Chris Brandt
2019-05-06 23:46 ` [PATCH 01/10] phy: renesas: rcar-gen3-usb2: Add uses_usb_x1 option Chris Brandt
2019-05-07  8:01   ` Geert Uytterhoeven
2019-05-07 11:00     ` Chris Brandt
2019-05-07 11:26       ` Geert Uytterhoeven
2019-05-07 15:43     ` Chris Brandt
2019-05-07 16:32       ` Geert Uytterhoeven
2019-05-07 20:27         ` Chris Brandt
2019-05-08  6:59           ` Geert Uytterhoeven
2019-05-06 23:46 ` [PATCH 02/10] dt-bindings: rcar-gen3-phy-usb2: Document uses_usb_x1 Chris Brandt
2019-05-07  1:05   ` Rob Herring
2019-05-07  1:17     ` Chris Brandt
2019-05-07  8:37   ` Sergei Shtylyov
2019-05-06 23:46 ` [PATCH 03/10] phy: renesas: rcar-gen3-usb2: Check dr_mode when not using OTG Chris Brandt
2019-05-07  8:40   ` Sergei Shtylyov
2019-05-07 11:26   ` Sergei Shtylyov
2019-05-07 11:45     ` Chris Brandt
2019-05-07 14:28       ` Sergei Shtylyov
2019-05-07 14:43         ` Chris Brandt
2019-05-09  7:14   ` Yoshihiro Shimoda
2019-05-06 23:46 ` [PATCH 04/10] dt-bindings: rcar-gen3-phy-usb2: Document dr_mode Chris Brandt
2019-05-06 23:46 ` [PATCH 05/10] dt-bindings: rcar-gen3-phy-usb2: Add r7s9210 support Chris Brandt
2019-05-06 23:46 ` [PATCH 06/10] usb: renesas_usbhs: Add support for RZ/A2 Chris Brandt
2019-05-09  7:04   ` Yoshihiro Shimoda
2019-05-09 14:42     ` Chris Brandt
2019-05-06 23:46 ` [PATCH 07/10] dt-bindings: usb: renesas_usbhs: Add support for r7s9210 Chris Brandt
2019-05-06 23:46 ` [PATCH 08/10] ARM: dts: r7s9210: Add USB Host support Chris Brandt
2019-05-08  9:44   ` Simon Horman
2019-05-06 23:46 ` [PATCH 09/10] ARM: dts: r7s9210: Add USB Device support Chris Brandt
2019-05-07  8:44   ` Sergei Shtylyov
2019-05-07 11:05     ` Chris Brandt
2019-05-08  9:43   ` Simon Horman
2019-05-08  9:45     ` Simon Horman
2019-05-06 23:46 ` [PATCH 10/10] ARM: dts: r7s9210-rza2mevb: Add USB host support Chris Brandt
2019-05-08  9:42   ` Simon Horman
2019-05-08 12:48     ` Chris Brandt
2019-05-07  9:17 ` Yoshihiro Shimoda [this message]
2019-05-08 18:07   ` [PATCH 00/10] usb: Add host and device support for RZ/A2 Chris Brandt
2019-05-09  6:23     ` Yoshihiro Shimoda

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