linux-kernel - Re: [PATCH 1/7] usb: phy: omap: Add new PHY types and remove omap_control_usb3_phy

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Message-ID: <5200E1DB.8040006@ti.com>
Date:	Tue, 6 Aug 2013 17:15:31 +0530
From:	Kishon Vijay Abraham I <kishon@...com>
To:	Roger Quadros <rogerq@...com>
CC:	<balbi@...com>, <tony@...mide.com>, <george.cherian@...com>,
	<dmurphy@...com>, <linux-usb@...r.kernel.org>,
	<linux-omap@...r.kernel.org>, <devicetree@...r.kernel.org>,
	<linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 1/7] usb: phy: omap: Add new PHY types and remove omap_control_usb3_phy_power()

Hi,

On Thursday 01 August 2013 07:35 PM, Roger Quadros wrote:
> TYPE2 meaning has changed. It is now a USB2 phy with Power down bit in
> control_dev_conf register.
>
> Introduce TYPE3 and TYPE4 PHY. TYPE3 is USB3 phy with DPLL and individual
> TX/RX power control. TYPE4 is USB2 phy with power aux register.
>
> Update DT binding information to reflect these changes.
>
> Also get rid of omap_control_usb3_phy_power(). Just one function
> i.e. omap_control_usb_phy_power() will now take care of all PHY types.
>
> Signed-off-by: Roger Quadros <rogerq@...com>

Tested-by: Kishon Vijay Abraham I <kishon@...com>
but one minor comment below.
> ---
>   Documentation/devicetree/bindings/usb/omap-usb.txt |   23 ++--
>   drivers/usb/phy/phy-omap-control.c                 |  129 +++++++++++---------
>   drivers/usb/phy/phy-omap-usb2.c                    |    4 +
>   drivers/usb/phy/phy-omap-usb3.c                    |    6 +-
>   include/linux/usb/omap_control_usb.h               |   18 ++--
>   5 files changed, 100 insertions(+), 80 deletions(-)
>
.
.
<snip>
.
.

> +	omap_control_usb_phy_power(phy->control_dev, 0);
>   	usb_add_phy_dev(&phy->phy);
>
>   	platform_set_drvdata(pdev, phy);
> diff --git a/include/linux/usb/omap_control_usb.h b/include/linux/usb/omap_control_usb.h
> index 27b5b8c..7f027d3 100644
> --- a/include/linux/usb/omap_control_usb.h
> +++ b/include/linux/usb/omap_control_usb.h
> @@ -22,9 +22,9 @@

>   struct omap_control_usb {
>   	struct device *dev;
>
> -	u32 __iomem *dev_conf;
>   	u32 __iomem *otghs_control;
> -	u32 __iomem *phy_power;
> +	u32 __iomem *power;
> +	u32 __iomem *power_aux;
>
>   	struct clk *sys_clk;
>
you can remove omap_control_usb_platform_data from here.

Thanks
Kishon
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