Hi Felipe,
On Monday 29 July 2013 06:05 PM, Felipe Balbi wrote:
Hi,
On Mon, Jul 29, 2013 at 04:45:02PM +0530, Sourav Poddar wrote:
+ irq = platform_get_irq(pdev, 0);
+ if (irq 0) {
+ dev_err(pdev-dev, no irq resource?\n);
+ return irq;
+ }
+
+
Hi,
On Tue, Jul 30, 2013 at 01:04:28PM +0530, Sourav Poddar wrote:
Hi Felipe,
On Monday 29 July 2013 06:05 PM, Felipe Balbi wrote:
Hi,
On Mon, Jul 29, 2013 at 04:45:02PM +0530, Sourav Poddar wrote:
+ irq = platform_get_irq(pdev, 0);
+ if (irq 0) {
+
The patch add basic support for the quad spi controller.
QSPI is a kind of spi module that allows single,
dual and quad read access to external spi devices. The module
has a memory mapped interface which provide direct interface
for accessing data form external spi devices.
The patch will
Hi,
On Mon, Jul 29, 2013 at 12:52:29PM +0530, Sourav Poddar wrote:
diff --git a/drivers/spi/spi-ti-qspi.c b/drivers/spi/spi-ti-qspi.c
new file mode 100644
index 000..51fe95f
--- /dev/null
+++ b/drivers/spi/spi-ti-qspi.c
[ snip ]
+struct ti_qspi {
+ spinlock_t lock;
On Monday 29 July 2013 03:01 PM, Felipe Balbi wrote:
Hi,
On Mon, Jul 29, 2013 at 12:52:29PM +0530, Sourav Poddar wrote:
diff --git a/drivers/spi/spi-ti-qspi.c b/drivers/spi/spi-ti-qspi.c
new file mode 100644
index 000..51fe95f
--- /dev/null
+++ b/drivers/spi/spi-ti-qspi.c
[ snip ]
Hi,
On Mon, Jul 29, 2013 at 03:42:03PM +0530, Sourav Poddar wrote:
+ frame_length = (m-frame_length 3) / spi-bits_per_word;
there's another way to optimize this. If you assume bits_per_word to
always be power of two you can:
frame_length = (m-frame_length 3)
On Monday 29 July 2013 03:50 PM, Felipe Balbi wrote:
Hi,
On Mon, Jul 29, 2013 at 03:42:03PM +0530, Sourav Poddar wrote:
+ frame_length = (m-frame_length 3) / spi-bits_per_word;
there's another way to optimize this. If you assume bits_per_word to
always be power of two you can:
Hi,
On Mon, Jul 29, 2013 at 04:34:41PM +0530, Sourav Poddar wrote:
+ irq = platform_get_irq(pdev, 0);
+ if (irq 0) {
+ dev_err(pdev-dev, no irq resource?\n);
+ return irq;
+ }
+
+ spin_lock_init(qspi-lock);
+
+ qspi-base = devm_ioremap_resource(pdev-dev, r);
+ if
On Monday 29 July 2013 04:39 PM, Felipe Balbi wrote:
Hi,
On Mon, Jul 29, 2013 at 04:34:41PM +0530, Sourav Poddar wrote:
+ irq = platform_get_irq(pdev, 0);
+ if (irq0) {
+ dev_err(pdev-dev, no irq resource?\n);
+ return irq;
+ }
+
+
Hi,
On Mon, Jul 29, 2013 at 04:45:02PM +0530, Sourav Poddar wrote:
+ irq = platform_get_irq(pdev, 0);
+ if (irq0) {
+ dev_err(pdev-dev, no irq resource?\n);
+ return irq;
+ }
+
+ spin_lock_init(qspi-lock);
+
+ qspi-base =
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