Re: [PATCH 02/12] usb: phy-mxs: Enable IC fixes for mx6 SoC serial

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On Sat, Oct 12, 2013 at 05:09:36PM +0800, Peter Chen wrote:
> After adding IC fixes bits, some PHY bugs are fixed by
> IC logic.
> 
> Signed-off-by: Peter Chen <peter.chen@xxxxxxxxxxxxx>
> ---
>  drivers/usb/phy/phy-mxs-usb.c |   10 ++++++++++
>  1 files changed, 10 insertions(+), 0 deletions(-)
> 
> diff --git a/drivers/usb/phy/phy-mxs-usb.c b/drivers/usb/phy/phy-mxs-usb.c
> index 87ba429..831b13e 100644
> --- a/drivers/usb/phy/phy-mxs-usb.c
> +++ b/drivers/usb/phy/phy-mxs-usb.c
> @@ -29,6 +29,10 @@
>  #define HW_USBPHY_CTRL_SET			0x34
>  #define HW_USBPHY_CTRL_CLR			0x38
>  
> +#define HW_USBPHY_IP				0x90
> +#define HW_USBPHY_IP_SET			0x94
> +#define HW_USBPHY_IP_CLR			0x98
> +
>  #define BM_USBPHY_CTRL_SFTRST			BIT(31)
>  #define BM_USBPHY_CTRL_CLKGATE			BIT(30)
>  #define BM_USBPHY_CTRL_ENAUTOSET_USBCLKS	BIT(26)
> @@ -40,6 +44,8 @@
>  #define BM_USBPHY_CTRL_ENUTMILEVEL2		BIT(14)
>  #define BM_USBPHY_CTRL_ENHOSTDISCONDETECT	BIT(1)
>  
> +#define BM_USBPHY_IP_FIX                       (BIT(17) | BIT(18))
> +
>  #define to_mxs_phy(p) container_of((p), struct mxs_phy, phy)
>  
>  enum imx_phy_type {
> @@ -118,6 +124,10 @@ static int mxs_phy_hw_init(struct mxs_phy *mxs_phy)
>  		BM_USBPHY_CTRL_ENUTMILEVEL3,
>  	       base + HW_USBPHY_CTRL_SET);
>  
> +	/* Enable IC solution */
> +	if (is_mx6q_phy(mxs_phy) || is_mx6sl_phy(mxs_phy))

Am I missing any dependency/patches here?  Where were is_mx6q_phy() and
is_mx6sl_phy() introduced?

Shawn

> +		writel(BM_USBPHY_IP_FIX, base + HW_USBPHY_IP_SET);
> +
>  	return 0;
>  }
>  
> -- 
> 1.7.1
> 
> 

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