[U-Boot] [PATCH] arm, usb, davinci: make USBPHY_CTL register configurable
Albert ARIBAUD
albert.u.boot at aribaud.net
Thu Sep 15 18:05:03 CEST 2011
Hi all,
Le 09/08/2011 07:05, Heiko Schocher a écrit :
> Hello Remy,
>
> Remy Bohmer wrote:
>> Hi,
>>
>> 2011/8/2 Heiko Schocher<hs at denx.de>:
>>> Define CONFIG_DV_USBPHY_CTL for setting the USB PHY control
>>> register.
>>> Signed-off-by: Heiko Schocher<hs at denx.de>
>>> cc: Sandeep Paulraj<s-paulraj at ti.com>
>>> cc: Remy Bohmer<linux at bohmer.net>
>>> ---
>>> drivers/usb/musb/davinci.c | 6 +++++-
>>> 1 files changed, 5 insertions(+), 1 deletions(-)
>>>
>>> diff --git a/drivers/usb/musb/davinci.c b/drivers/usb/musb/davinci.c
>>> index f56f2df..98c2c62 100644
>>> --- a/drivers/usb/musb/davinci.c
>>> +++ b/drivers/usb/musb/davinci.c
>>> @@ -26,6 +26,10 @@
>>> #include "davinci.h"
>>> #include<asm/arch/hardware.h>
>>>
>>> +#if !defined(CONFIG_DV_USBPHY_CTL)
>>> +#define CONFIG_DV_USBPHY_CTL (USBPHY_SESNDEN | USBPHY_VBDTCTEN)
>>> +#endif
>>> +
>>> /* MUSB platform configuration */
>>> struct musb_config musb_cfg = {
>>> .regs = (struct musb_regs *)MENTOR_USB0_BASE,
>>> @@ -50,7 +54,7 @@ static u8 phy_on(void)
>>> writel(USBPHY_PHY24MHZ | USBPHY_SESNDEN |
>>> USBPHY_VBDTCTEN, USBPHY_CTL_PADDR);
>>> #else
>>> - writel(USBPHY_SESNDEN | USBPHY_VBDTCTEN, USBPHY_CTL_PADDR);
>>> + writel(CONFIG_DV_USBPHY_CTL, USBPHY_CTL_PADDR);
>>> #endif
>>> timeout = musb_cfg.timeout;
>>
>> What does it fix, why do you want this?
>
> I posted the cam_enc_4xx board support. Now adding USB support, and I
> have to configure this register as:
>
> #define CONFIG_DV_USBPHY_CTL (USBPHY_SESNDEN | USBPHY_VBDTCTEN | \
> USBPHY_PHY24MHZ)
>
> so I need a possibility to configure this register ... and I could not
> use DAVINCI_DM365EVM! (BTW: This define (so it seems to me) hides
> board specific code, which should be cleaned up ... Sandeep?)
>
> bye,
> Heiko
No new reply on this since early august... Personally, I'd rather this
patch came in a patchset where some other patch uses it.
Amicalement,
--
Albert.
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