On 27 August 2014 17:52, Doug Anderson diand...@google.com wrote:
Ulf,
On Wed, Aug 27, 2014 at 4:17 AM, Ulf Hansson ulf.hans...@linaro.org wrote:
Now, we've got MMC_CAP_NEEDS_POLL, so dw_mmc will periodically be
called to check the card detect line, but with vmmc and vqmmc off. It
will be
On 08/28/2014 12:49 AM, Doug Anderson wrote:
Jaehoon,
On Tue, Aug 26, 2014 at 9:47 PM, Jaehoon Chung jh80.ch...@samsung.com wrote:
Doug,
On 08/27/2014 01:14 PM, Doug Anderson wrote:
Jaehoon,
On Tue, Aug 26, 2014 at 8:48 PM, Jaehoon Chung jh80.ch...@samsung.com
wrote:
Hi, Doug,
On
Ulf,
On Thu, Aug 28, 2014 at 12:25 AM, Ulf Hansson ulf.hans...@linaro.org wrote:
On 27 August 2014 17:52, Doug Anderson diand...@google.com wrote:
Ulf,
On Wed, Aug 27, 2014 at 4:17 AM, Ulf Hansson ulf.hans...@linaro.org wrote:
Now, we've got MMC_CAP_NEEDS_POLL, so dw_mmc will periodically be
Jaehoon,
On Thu, Aug 28, 2014 at 1:43 AM, Jaehoon Chung jh80.ch...@samsung.com wrote:
On 08/28/2014 12:49 AM, Doug Anderson wrote:
Jaehoon,
On Tue, Aug 26, 2014 at 9:47 PM, Jaehoon Chung jh80.ch...@samsung.com
wrote:
Doug,
On 08/27/2014 01:14 PM, Doug Anderson wrote:
Jaehoon,
On Tue,
On Thu, Aug 28, 2014 at 8:50 AM, Doug Anderson diand...@google.com wrote:
Ulf,
On Thu, Aug 28, 2014 at 12:25 AM, Ulf Hansson ulf.hans...@linaro.org wrote:
On 27 August 2014 17:52, Doug Anderson diand...@google.com wrote:
Ulf,
On Wed, Aug 27, 2014 at 4:17 AM, Ulf Hansson
Hi,
On Thu, Aug 28, 2014 at 10:50 AM, Sonny Rao sonny...@chromium.org wrote:
On Thu, Aug 28, 2014 at 8:50 AM, Doug Anderson diand...@google.com wrote:
Ulf,
On Thu, Aug 28, 2014 at 12:25 AM, Ulf Hansson ulf.hans...@linaro.org wrote:
On 27 August 2014 17:52, Doug Anderson diand...@google.com
Hi Doug,
[snip]
I think you shall be able use MMC_CAP_NEEDS_POLL, to handle this
broken card detect mechanism. We even have a DT binding for that,
broken-cd.
I don't think this is possible, but let me explain why I think so and
you can correct me.
The voltage domain of the card detect
On 27 August 2014 13:17, Ulf Hansson ulf.hans...@linaro.org wrote:
Hi Doug,
[snip]
I think you shall be able use MMC_CAP_NEEDS_POLL, to handle this
broken card detect mechanism. We even have a DT binding for that,
broken-cd.
I don't think this is possible, but let me explain why I think
Jaehoon,
On Tue, Aug 26, 2014 at 9:47 PM, Jaehoon Chung jh80.ch...@samsung.com wrote:
Doug,
On 08/27/2014 01:14 PM, Doug Anderson wrote:
Jaehoon,
On Tue, Aug 26, 2014 at 8:48 PM, Jaehoon Chung jh80.ch...@samsung.com
wrote:
Hi, Doug,
On 08/26/2014 12:25 AM, Doug Anderson wrote:
Ulf,
On Wed, Aug 27, 2014 at 4:17 AM, Ulf Hansson ulf.hans...@linaro.org wrote:
Now, we've got MMC_CAP_NEEDS_POLL, so dw_mmc will periodically be
called to check the card detect line, but with vmmc and vqmmc off. It
will be unable to return a sensible value without actually turning on
vmmc
On Wed, Aug 27, 2014 at 9:19 PM, Doug Anderson diand...@google.com wrote:
Jaehoon,
On Tue, Aug 26, 2014 at 9:47 PM, Jaehoon Chung jh80.ch...@samsung.com wrote:
Doug,
On 08/27/2014 01:14 PM, Doug Anderson wrote:
Jaehoon,
On Tue, Aug 26, 2014 at 8:48 PM, Jaehoon Chung jh80.ch...@samsung.com
On 25 August 2014 17:20, Doug Anderson diand...@google.com wrote:
Ulf,
On Mon, Aug 25, 2014 at 1:13 AM, Ulf Hansson ulf.hans...@linaro.org wrote:
On 22 August 2014 20:27, Sonny Rao sonny...@chromium.org wrote:
On Fri, Aug 22, 2014 at 8:31 AM, Ulf Hansson ulf.hans...@linaro.org wrote:
On 22
Hi, Doug,
On 08/26/2014 12:25 AM, Doug Anderson wrote:
Jaehoon,
On Mon, Aug 25, 2014 at 1:50 AM, Jaehoon Chung jh80.ch...@samsung.com wrote:
On 08/25/2014 05:13 PM, Ulf Hansson wrote:
On 22 August 2014 20:27, Sonny Rao sonny...@chromium.org wrote:
On Fri, Aug 22, 2014 at 8:31 AM, Ulf
Hi.
On 08/26/2014 12:20 AM, Doug Anderson wrote:
Ulf,
On Mon, Aug 25, 2014 at 1:13 AM, Ulf Hansson ulf.hans...@linaro.org wrote:
On 22 August 2014 20:27, Sonny Rao sonny...@chromium.org wrote:
On Fri, Aug 22, 2014 at 8:31 AM, Ulf Hansson ulf.hans...@linaro.org wrote:
On 22 August 2014
Jaehoon,
On Tue, Aug 26, 2014 at 8:48 PM, Jaehoon Chung jh80.ch...@samsung.com wrote:
Hi, Doug,
On 08/26/2014 12:25 AM, Doug Anderson wrote:
Jaehoon,
On Mon, Aug 25, 2014 at 1:50 AM, Jaehoon Chung jh80.ch...@samsung.com
wrote:
On 08/25/2014 05:13 PM, Ulf Hansson wrote:
On 22 August 2014
Doug,
On 08/27/2014 01:14 PM, Doug Anderson wrote:
Jaehoon,
On Tue, Aug 26, 2014 at 8:48 PM, Jaehoon Chung jh80.ch...@samsung.com wrote:
Hi, Doug,
On 08/26/2014 12:25 AM, Doug Anderson wrote:
Jaehoon,
On Mon, Aug 25, 2014 at 1:50 AM, Jaehoon Chung jh80.ch...@samsung.com
wrote:
On
On 22 August 2014 20:27, Sonny Rao sonny...@chromium.org wrote:
On Fri, Aug 22, 2014 at 8:31 AM, Ulf Hansson ulf.hans...@linaro.org wrote:
On 22 August 2014 15:47, Yuvaraj Kumar C D yuvaraj...@gmail.com wrote:
Exynos 5250 and 5420 based boards uses built-in CD# line for card
detection.But
On 08/25/2014 05:13 PM, Ulf Hansson wrote:
On 22 August 2014 20:27, Sonny Rao sonny...@chromium.org wrote:
On Fri, Aug 22, 2014 at 8:31 AM, Ulf Hansson ulf.hans...@linaro.org wrote:
On 22 August 2014 15:47, Yuvaraj Kumar C D yuvaraj...@gmail.com wrote:
Exynos 5250 and 5420 based boards uses
Ulf,
On Mon, Aug 25, 2014 at 1:13 AM, Ulf Hansson ulf.hans...@linaro.org wrote:
On 22 August 2014 20:27, Sonny Rao sonny...@chromium.org wrote:
On Fri, Aug 22, 2014 at 8:31 AM, Ulf Hansson ulf.hans...@linaro.org wrote:
On 22 August 2014 15:47, Yuvaraj Kumar C D yuvaraj...@gmail.com wrote:
Jaehoon,
On Mon, Aug 25, 2014 at 1:50 AM, Jaehoon Chung jh80.ch...@samsung.com wrote:
On 08/25/2014 05:13 PM, Ulf Hansson wrote:
On 22 August 2014 20:27, Sonny Rao sonny...@chromium.org wrote:
On Fri, Aug 22, 2014 at 8:31 AM, Ulf Hansson ulf.hans...@linaro.org wrote:
On 22 August 2014 15:47,
Exynos 5250 and 5420 based boards uses built-in CD# line for card
detection.But unfortunately CD# line is on the same voltage rails
as of I/O voltage rails. When we cut off vqmmc,the consequent card
detection will break in these boards.
These hosts (obviously) need to keep vqmmc (and thus vmmc)
On 22 August 2014 15:47, Yuvaraj Kumar C D yuvaraj...@gmail.com wrote:
Exynos 5250 and 5420 based boards uses built-in CD# line for card
detection.But unfortunately CD# line is on the same voltage rails
as of I/O voltage rails. When we cut off vqmmc,the consequent card
detection will break in
On Fri, Aug 22, 2014 at 8:31 AM, Ulf Hansson ulf.hans...@linaro.org wrote:
On 22 August 2014 15:47, Yuvaraj Kumar C D yuvaraj...@gmail.com wrote:
Exynos 5250 and 5420 based boards uses built-in CD# line for card
detection.But unfortunately CD# line is on the same voltage rails
as of I/O
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