On 10/29/2012 10:18 AM, Laxman Dewangan wrote:
> On Monday 29 October 2012 08:47 PM, Stephen Warren wrote:
>> On 10/26/2012 12:49 PM, Laxman Dewangan wrote:
Why not just always set SLINK_FIFO_ERROR; does it have to be set in the
write only if the status was previously asserted? If th
On Monday 29 October 2012 08:47 PM, Stephen Warren wrote:
On 10/26/2012 12:49 PM, Laxman Dewangan wrote:
Why not just always set SLINK_FIFO_ERROR; does it have to be set in the
write only if the status was previously asserted? If that is true, how
do you avoid a race condition where the bit get
On 10/26/2012 12:49 PM, Laxman Dewangan wrote:
> Thanks Stephen for review.
> I have taken care of almost all feedback. Some of having my below comments.
>
> On Tuesday 23 October 2012 01:32 AM, Stephen Warren wrote:
>> On 10/18/2012 04:47 AM, Laxman Dewangan wrote:
>>> Tegra20/Tegra30 supports th
Thanks Stephen for review.
I have taken care of almost all feedback. Some of having my below comments.
On Tuesday 23 October 2012 01:32 AM, Stephen Warren wrote:
On 10/18/2012 04:47 AM, Laxman Dewangan wrote:
Tegra20/Tegra30 supports the spi interface through its SLINK
controller. Add spi dri
On Mon, Oct 22, 2012 at 02:02:47PM -0600, Stephen Warren wrote:
> On 10/18/2012 04:47 AM, Laxman Dewangan wrote:
> > + /* Read back register to make sure that register writes completed */
> > + if (reg != SLINK_TX_FIFO)
> > + readl(tspi->base + SLINK_MAS_DATA);
> Is that really nece
On 10/18/2012 04:47 AM, Laxman Dewangan wrote:
> Tegra20/Tegra30 supports the spi interface through its SLINK
> controller. Add spi driver for SLINK controller.
> diff --git a/drivers/spi/spi-tegra20-slink.c b/drivers/spi/spi-tegra20-slink.c
> +static inline void tegra_slink_writel(struct tegra_s
On Mon, Oct 22, 2012 at 01:28:26PM +0100, Mark Brown wrote:
> On Thu, Oct 18, 2012 at 04:17:13PM +0530, Laxman Dewangan wrote:
[...]
> > +static struct tegra_spi_platform_data *tegra_slink_parese_dt(
> > + struct platform_device *pdev)
> > +{
>
> There doens't seem to be any binding docu
On Thu, Oct 18, 2012 at 04:17:13PM +0530, Laxman Dewangan wrote:
> + udelay(1);
> + wmb();
> + }
> + tspi->dma_control_reg = val;
> + val |= SLINK_DMA_EN;
> + tegra_slink_writel(tspi, val, SLINK_DMA_CTL);
> + return 0;
> +}
> +static int tegra_slink_init
Tegra20/Tegra30 supports the spi interface through its SLINK
controller. Add spi driver for SLINK controller.
Signed-off-by: Laxman Dewangan
---
drivers/spi/Kconfig |6 +
drivers/spi/Makefile|2 +-
drivers/spi/spi-tegra20-slink.c | 1356 +++
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