On 4/22/10, H Hartley Sweeten hartl...@visionengravers.com wrote:
I have added some debug messages to the driver trying to figure out
how to chain the transfers in a message together in order to keep
the SFRM signal asserted for the entire message. I still haven't
worked out a good
On 4/22/10, H Hartley Sweeten hartl...@visionengravers.com wrote:
First, every spi transaction, including a single byte transfer, is
going to generate at least two interrupts. One when the interrupts
are first enabled because the TX FIFO is empty. And a second when
that byte has been
From: Syed Rafiuddin rafiuddin.s...@ti.com
Add OMAP4 data to allow McSPI driver built
Signed-off-by: Syed Rafiuddin rafiuddin.s...@ti.com
Signed-off-by: Shubhro a0393...@ti.com
Signed-off-by: Santosh Shilimkar santosh shilim...@ti.com
Signed-off-by: Abraham Arce x0066...@ti.com
---
Enable Micrel KS8851 SPI network chip for OMAP4430
Signed-off-by: Abraham Arce x0066...@ti.com
---
arch/arm/mach-omap2/board-4430sdp.c | 30 ++
1 files changed, 30 insertions(+), 0 deletions(-)
diff --git a/arch/arm/mach-omap2/board-4430sdp.c
Martin,
I'm replying to both of your previous messages.
On Thursday, April 22, 2010 7:28 AM, Martin Guy wrote:
On 4/22/10, H Hartley Sweeten hartl...@visionengravers.com wrote:
First, every spi transaction, including a single byte transfer, is
going to generate at least two interrupts. One
On Wed, Apr 21, 2010 at 01:00:56PM -0500, H Hartley Sweeten wrote:
Same results are your v4 driver. But, I think your on the right track.
I think the problem is in the ep93xx_spi_read_write routine. That function
returns 0 as long as there is still data left in the current transfer. The
On 4/22/10, H Hartley Sweeten hartl...@visionengravers.com wrote:
Further, on a suspicion about the silliness of the per-transfer
bits_per_word being checked right down the bottom of the lowest lever
byte-read/writing routine instead of once per transfer, I split
ep93xx_spi_read and
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On Thursday, April 22, 2010 10:55 AM, Mika Westerberg wrote:
On Wed, Apr 21, 2010 at 01:00:56PM -0500, H Hartley Sweeten wrote:
Same results are your v4 driver. But, I think your on the right track.
I think the problem is in the ep93xx_spi_read_write routine. That function
returns 0 as
Mika Westerberg wrote:
On Wed, Apr 21, 2010 at 01:00:56PM -0500, H Hartley Sweeten wrote:
Same results are your v4 driver. But, I think your on the right track.
Thanks for testing.
I think the problem is in the ep93xx_spi_read_write routine. That function
returns 0 as long as there is
On Thu, Apr 22, 2010 at 03:43:24PM -0500, H Hartley Sweeten wrote:
On Thursday, April 22, 2010 10:55 AM, Mika Westerberg wrote:
Could you test this in your setup?
Same results.
OK. thanks for testing.
I hacked your driver to allow me to toggle a gpio when the interrupt routine
starts and
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