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[PATCH] spi: tegra: add spi driver for sflash controller

Nvidia's Tegra20 have the SPI (SFLASH) controller to interface with spi flash device which is used for system boot. Add the spi driver for this controller. Signed-off-by: Laxman Dewangan --- .../bindings/spi/nvidia,tegra20-sflash.txt | 26 + drivers/spi/Kconfig

Re: [PATCH RESEND] ARM/SPI: New driver for SPI master controller for CLPS711X-target

On Wednesday 07 November 2012, Alexander Shiyan wrote: > This patch add new driver for CLPS711X SPI master controller. > Due to platform limitations driver supports only 8 bit transfer mode. > Chip select control is handled via GPIO. > > Signed-off-by: Alexander Shiyan Acked-by: Arnd Bergmann

[PATCH] spi: davinci: add OF support for the spi controller

This adds OF support to DaVinci SPI controller to configure platform data through device bindings. Signed-off-by: Murali Karicheri --- .../devicetree/bindings/spi/spi-davinci.txt| 50 drivers/spi/spi-davinci.c | 80 +++- 2 files c

Re: [PATCH 02/10] arm: at91: move platfarm_data to include/linux/platform_data/atmel.h

On 11:54 Sat 10 Nov , Joachim Eastwood wrote: > Hi Jean-Christophe, > > On 7 November 2012 12:22, Jean-Christophe PLAGNIOL-VILLARD > wrote: > > Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD > > Cc: Nicolas Ferre > > Cc: linux-...@vger.kernel.org > > Cc: linux-in...@vger.kernel.org > > Cc:

Re: [PATCH] spi: make sure all transfer has bits_per_word set

Hi, On 9 November 2012 10:06, Laxman Dewangan wrote: > When spi client does the spi transfer and does not sets > the bits_per_word for each transfer then set it as default > of spi device in spi core before calling low level transfer. I like that (not that it counts ... )! > Removing the simila

[PATCH 13/17] spi/atmel_spi: add function to read the spi data from the dts

The spi data include: dma_type and version. dma_type to decide the SPI xfer mode: = 1(pdc), = 2(dmaengine), 0(no dma, using PIO) version to give the SPI ip version. Signed-off-by: Wenyou Yang Cc: grant.lik...@secretlab.ca Cc: r...@landley.net Cc: devicetree-disc...@lists.ozlabs.org Cc: linux-...

[PATCH 02/17] of_spi: add generic binding support to specify cs gpio

From: Jean-Christophe PLAGNIOL-VILLARD This will allow to use gpio for chip select with no modification in the driver binding When use the cs-gpios, the gpio number will be passed via the cs_gpio field and the number of chip select will automatically increased. Signed-off-by: Jean-Christophe PL

[PATCH 11/17] spi/atmel_spi: add DT support

From: Jean-Christophe PLAGNIOL-VILLARD The atmel_spi use only gpio for chip select. Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD Cc: devicetree-disc...@lists.ozlabs.org Cc: spi-devel-general@lists.sourceforge.net Cc: grant.lik...@secretlab.ca Cc: rob.herr...@calxeda.com Cc: r...@landley.net

[PATCH 12/17] spi/atmel_spi: add version propety as the spi data

To remove the function atmel_spi_is_v2() which depends on the SOC, for future using DTS section to decide the IP version of SOC. Signed-off-by: Wenyou Yang Cc: grant.lik...@secretlab.ca Cc: spi-devel-general@lists.sourceforge.net --- drivers/spi/spi-atmel.c | 26 +++--- 1 f

[PATCH 07/17] spi/atmel_spi: add dmaengine support

From: Nicolas Ferre Add dmaengine support. According to the SoC dma type, to select the SPI xfer mode: PDC or dmaengine. Signed-off-by: Nicolas Ferre [wenyou.y...@atmel.com: the SoC dma type for selecting the SPI xfer mode] [wenyou.y...@atmel.com: fix not support NPCS1,2,3 chip select] Signed-o

[PATCH 09/17] spi/atmel_spi: correct 16 bits transfers using PIO

From: Richard Genoud Signed-off-by: Richard Genoud Cc: grant.lik...@secretlab.ca Cc: spi-devel-general@lists.sourceforge.net --- drivers/spi/spi-atmel.c | 46 +- 1 file changed, 37 insertions(+), 9 deletions(-) diff --git a/drivers/spi/spi-atmel.c

[PATCH 06/17] spi/atmel_spi: add flag to controller data for lock operations

From: Nicolas Ferre Will allow to drop the lock during DMA operations. Signed-off-by: Nicolas Ferre Cc: grant.lik...@secretlab.ca Cc: spi-devel-general@lists.sourceforge.net --- drivers/spi/spi-atmel.c | 31 +++ 1 file changed, 19 insertions(+), 12 deletions(-) d

[PATCH 10/17] spi/atmel_spi: correct 16 bits transfer with DMA

From: Richard Genoud Signed-off-by: Richard Genoud Cc: grant.lik...@secretlab.ca Cc: spi-devel-general@lists.sourceforge.net --- drivers/spi/spi-atmel.c | 53 +++ 1 file changed, 35 insertions(+), 18 deletions(-) diff --git a/drivers/spi/spi-atmel.

[PATCH 08/17] spi/atmel_spi: Fix spi-atmel driver to adapt to slave_config changes

From: Richard Genoud This is the following of the patch e2b35f3dbfc080f15b72834d08f04f0269dbe9be Signed-off-by: Richard Genoud Cc: grant.lik...@secretlab.ca Cc: spi-devel-general@lists.sourceforge.net --- drivers/spi/spi-atmel.c | 44 +++- 1 file chang

[PATCH 03/17] spi/atmel_spi: add physical base address

From: Nicolas Ferre Needed for future use with dmaengine enabled driver. Signed-off-by: Nicolas Ferre Cc: grant.lik...@secretlab.ca Cc: spi-devel-general@lists.sourceforge.net --- drivers/spi/spi-atmel.c |2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/spi/spi-atmel.c b/drivers

[PATCH 04/17] spi/atmel_spi: call unmapping on transfers buffers

From: Nicolas Ferre Signed-off-by: Nicolas Ferre Cc: grant.lik...@secretlab.ca Cc: spi-devel-general@lists.sourceforge.net --- drivers/spi/spi-atmel.c |8 +--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/drivers/spi/spi-atmel.c b/drivers/spi/spi-atmel.c index 2e040be..

[PATCH 05/17] spi/atmel_spi: status information passed through controller data

From: Nicolas Ferre The status of transfer is stored in controller data structure so that it can be used not only by atmel_spi_msg_done() function. This will be useful for upcoming dmaengine enabled driver. Signed-off-by: Nicolas Ferre Cc: grant.lik...@secretlab.ca Cc: spi-devel-general@lists.s