From: Nishanth Menon <nm@ti.com>
To: Aaro Koskinen <aaro.koskinen@nokia.com>
Cc: l-o <linux-omap@vger.kernel.org>,
l-a <linux-arm-kernel@lists.infradead.org>,
Kevin <khilman@ti.com>, Tony <tony@atomide.com>,
Koen Kooi <koen@beagleboard.org>
Subject: Re: [PATCH v4 1/3] omap3: beaglexm: fix EHCI power up GPIO dir
Date: Mon, 10 Jan 2011 08:23:09 -0600 [thread overview]
Message-ID: <4D2B164D.3060907@ti.com> (raw)
In-Reply-To: <alpine.DEB.1.10.1101101442460.18906@esdhcp041196.research.nokia.com>
Aaro Koskinen had written, on 01/10/2011 06:44 AM, the following:
> Hi,
>
> On Fri, 7 Jan 2011, Nishanth Menon wrote:
>> From: Koen Kooi <koen@beagleboard.org>
>>
>> EHCI enable power pin is inverted (active high) in comparison
>> to vanilla beagle which is active low. Handle this case conditionally.
>>
>> Without this fix, Beagle XM 4 port EHCI will not function and no
>> networking will be available
>>
>> [nm@ti.com: split up, added descriptive changelogs]
>> Signed-off-by: Nishanth Menon <nm@ti.com>
>> Signed-off-by: Koen Kooi <koen@beagleboard.org>
>> ---
>> arch/arm/mach-omap2/board-omap3beagle.c | 9 ++++++++-
>> 1 files changed, 8 insertions(+), 1 deletions(-)
>>
>> diff --git a/arch/arm/mach-omap2/board-omap3beagle.c
>> b/arch/arm/mach-omap2/board-omap3beagle.c
>> index 6c12760..1b5aa7a 100644
>> --- a/arch/arm/mach-omap2/board-omap3beagle.c
>> +++ b/arch/arm/mach-omap2/board-omap3beagle.c
>> @@ -297,9 +297,16 @@ static int beagle_twl_gpio_setup(struct device *dev,
>> gpio_request(gpio + 1, "EHCI_nOC");
>> gpio_direction_input(gpio + 1);
>>
>> - /* TWL4030_GPIO_MAX + 0 == ledA, EHCI nEN_USB_PWR (out, active
>> low) */
>> + /*
>> + * TWL4030_GPIO_MAX + 0 == ledA, EHCI nEN_USB_PWR (out, XM active
>> + * high / others active low)
>> + */
>> gpio_request(gpio + TWL4030_GPIO_MAX, "nEN_USB_PWR");
>> gpio_direction_output(gpio + TWL4030_GPIO_MAX, 0);
>
> This call should be deleted.
yikes. yep. thanks for catching.
--
Regards,
Nishanth Menon
WARNING: multiple messages have this Message-ID (diff)
From: nm@ti.com (Nishanth Menon)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v4 1/3] omap3: beaglexm: fix EHCI power up GPIO dir
Date: Mon, 10 Jan 2011 08:23:09 -0600 [thread overview]
Message-ID: <4D2B164D.3060907@ti.com> (raw)
In-Reply-To: <alpine.DEB.1.10.1101101442460.18906@esdhcp041196.research.nokia.com>
Aaro Koskinen had written, on 01/10/2011 06:44 AM, the following:
> Hi,
>
> On Fri, 7 Jan 2011, Nishanth Menon wrote:
>> From: Koen Kooi <koen@beagleboard.org>
>>
>> EHCI enable power pin is inverted (active high) in comparison
>> to vanilla beagle which is active low. Handle this case conditionally.
>>
>> Without this fix, Beagle XM 4 port EHCI will not function and no
>> networking will be available
>>
>> [nm at ti.com: split up, added descriptive changelogs]
>> Signed-off-by: Nishanth Menon <nm@ti.com>
>> Signed-off-by: Koen Kooi <koen@beagleboard.org>
>> ---
>> arch/arm/mach-omap2/board-omap3beagle.c | 9 ++++++++-
>> 1 files changed, 8 insertions(+), 1 deletions(-)
>>
>> diff --git a/arch/arm/mach-omap2/board-omap3beagle.c
>> b/arch/arm/mach-omap2/board-omap3beagle.c
>> index 6c12760..1b5aa7a 100644
>> --- a/arch/arm/mach-omap2/board-omap3beagle.c
>> +++ b/arch/arm/mach-omap2/board-omap3beagle.c
>> @@ -297,9 +297,16 @@ static int beagle_twl_gpio_setup(struct device *dev,
>> gpio_request(gpio + 1, "EHCI_nOC");
>> gpio_direction_input(gpio + 1);
>>
>> - /* TWL4030_GPIO_MAX + 0 == ledA, EHCI nEN_USB_PWR (out, active
>> low) */
>> + /*
>> + * TWL4030_GPIO_MAX + 0 == ledA, EHCI nEN_USB_PWR (out, XM active
>> + * high / others active low)
>> + */
>> gpio_request(gpio + TWL4030_GPIO_MAX, "nEN_USB_PWR");
>> gpio_direction_output(gpio + TWL4030_GPIO_MAX, 0);
>
> This call should be deleted.
yikes. yep. thanks for catching.
--
Regards,
Nishanth Menon
next prev parent reply other threads:[~2011-01-10 14:23 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <[PATCH v3 0/3] OMAP3: beaglexm: GPIO fixes>
2011-01-07 23:01 ` [PATCH v4 0/3] OMAP3: beaglexm: GPIO fixes Nishanth Menon
2011-01-07 23:01 ` Nishanth Menon
2011-01-07 23:17 ` Kevin Hilman
2011-01-07 23:17 ` Kevin Hilman
2011-01-10 19:04 ` Tony Lindgren
2011-01-10 19:04 ` Tony Lindgren
2011-01-10 19:13 ` Nishanth Menon
2011-01-10 19:13 ` Nishanth Menon
2011-01-07 23:01 ` [PATCH v4 1/3] omap3: beaglexm: fix EHCI power up GPIO dir Nishanth Menon
2011-01-07 23:01 ` Nishanth Menon
2011-01-10 12:44 ` Aaro Koskinen
2011-01-10 12:44 ` Aaro Koskinen
2011-01-10 14:23 ` Nishanth Menon [this message]
2011-01-10 14:23 ` Nishanth Menon
2011-01-07 23:01 ` [PATCH v4 2/3] omap3: beaglexm: fix DVI reset GPIO Nishanth Menon
2011-01-07 23:01 ` Nishanth Menon
2011-01-07 23:01 ` [PATCH v4 3/3] omap3: beaglexm: fix power on of DVI Nishanth Menon
2011-01-07 23:01 ` Nishanth Menon
2011-01-10 12:51 ` Aaro Koskinen
2011-01-10 12:51 ` Aaro Koskinen
2011-01-10 14:34 ` Nishanth Menon
2011-01-10 14:34 ` Nishanth Menon
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