RE: [LINUX RFC v2 1/4] spi: add support of two chip selects & data stripe

2015-09-04 Thread Ranjit Abhimanyu Waghmode
Hi Mark, > -Original Message- > From: Mark Brown [mailto:broo...@kernel.org] > Sent: Thursday, September 03, 2015 5:43 PM > To: Ranjit Abhimanyu Waghmode > Cc: dw...@infradead.org; computersforpe...@gmail.com; Michal Simek; > Soren Brinkmann; zaj...@gmail.com; b...@d

RE: [LINUX RFC v2 1/4] spi: add support of two chip selects & data stripe

2015-09-04 Thread Ranjit Abhimanyu Waghmode
Hi Mark, > -Original Message- > From: Mark Brown [mailto:broo...@kernel.org] > Sent: Thursday, September 03, 2015 5:43 PM > To: Ranjit Abhimanyu Waghmode > Cc: dw...@infradead.org; computersforpe...@gmail.com; Michal Simek; > Soren Brinkmann; zaj...@gmail.com; b...@d

RE: [LINUX RFC v2 0/4] spi: add dual parallel mode support in Zynq MPSoC GQSPI controller

2015-09-03 Thread Ranjit Abhimanyu Waghmode
Hi, > -Original Message- > From: Marek Vasut [mailto:ma...@denx.de] > Sent: Thursday, September 03, 2015 12:26 AM > To: Ranjit Abhimanyu Waghmode > Cc: dw...@infradead.org; computersforpe...@gmail.com; > broo...@kernel.org; Michal Simek; Soren Brinkmann; zaj

RE: [LINUX RFC v2 0/4] spi: add dual parallel mode support in Zynq MPSoC GQSPI controller

2015-09-03 Thread Ranjit Abhimanyu Waghmode
Hi, > -Original Message- > From: Marek Vasut [mailto:ma...@denx.de] > Sent: Thursday, September 03, 2015 12:26 AM > To: Ranjit Abhimanyu Waghmode > Cc: dw...@infradead.org; computersforpe...@gmail.com; > broo...@kernel.org; Michal Simek; Soren Brinkmann; zaj

RE: [LINUX RFC v2 0/4] spi: add dual parallel mode support in Zynq MPSoC GQSPI controller

2015-09-02 Thread Ranjit Abhimanyu Waghmode
Hi Marek, > -Original Message- > From: Marek Vasut [mailto:ma...@denx.de] > Sent: Wednesday, August 26, 2015 12:26 PM > To: Ranjit Abhimanyu Waghmode > Cc: dw...@infradead.org; computersforpe...@gmail.com; > broo...@kernel.org; Michal Simek; Soren Brinkmann; zaj

RE: [LINUX RFC v2 0/4] spi: add dual parallel mode support in Zynq MPSoC GQSPI controller

2015-09-02 Thread Ranjit Abhimanyu Waghmode
Hi Marek, > -Original Message- > From: Marek Vasut [mailto:ma...@denx.de] > Sent: Wednesday, August 26, 2015 12:26 PM > To: Ranjit Abhimanyu Waghmode > Cc: dw...@infradead.org; computersforpe...@gmail.com; > broo...@kernel.org; Michal Simek; Soren Brinkmann; zaj

RE: [LINUX RFC 1/2] mtd: spi-nor: add dual parallel mode support

2015-08-04 Thread Ranjit Abhimanyu Waghmode
Hi Mark, > -Original Message- > From: Mark Brown [mailto:broo...@kernel.org] > Sent: Monday, August 03, 2015 9:38 PM > To: Ranjit Abhimanyu Waghmode > Cc: dw...@infradead.org; computersforpe...@gmail.com; Michal Simek; > Soren Brinkmann; zaj...@gmail.com; b...@d

RE: [LINUX RFC 1/2] mtd: spi-nor: add dual parallel mode support

2015-08-04 Thread Ranjit Abhimanyu Waghmode
Hi Mark, -Original Message- From: Mark Brown [mailto:broo...@kernel.org] Sent: Monday, August 03, 2015 9:38 PM To: Ranjit Abhimanyu Waghmode Cc: dw...@infradead.org; computersforpe...@gmail.com; Michal Simek; Soren Brinkmann; zaj...@gmail.com; b...@decadent.org.uk; ma...@denx.de

RE: [RFC PATCH 0/2] spi: add dual parallel & stacked mode support in Zynq MPSoC GQSPI controller

2015-07-27 Thread Ranjit Abhimanyu Waghmode
Hi Mark, > -Original Message- > From: Mark Brown [mailto:broo...@kernel.org] > Sent: Friday, July 24, 2015 4:22 PM > To: Ranjit Abhimanyu Waghmode > Cc: Michal Simek; Soren Brinkmann; zaj...@gmail.com; ma...@denx.de; > shijie.hu...@intel.com; juh...@openwrt.org; b.

RE: [RFC PATCH 0/2] spi: add dual parallel stacked mode support in Zynq MPSoC GQSPI controller

2015-07-27 Thread Ranjit Abhimanyu Waghmode
Hi Mark, -Original Message- From: Mark Brown [mailto:broo...@kernel.org] Sent: Friday, July 24, 2015 4:22 PM To: Ranjit Abhimanyu Waghmode Cc: Michal Simek; Soren Brinkmann; zaj...@gmail.com; ma...@denx.de; shijie.hu...@intel.com; juh...@openwrt.org; b...@decadent.org.uk; linux- m

RE: [RFC PATCH 0/2] spi: add dual parallel & stacked mode support in Zynq MPSoC GQSPI controller

2015-07-24 Thread Ranjit Abhimanyu Waghmode
Hi Mark, > > > For an example take two flashes connected in stacked mode. > > > For user it doesn't matter whether how many flashes are really connected. > > > There will be situation like, single partition is spread across two > > > flashes > > (partition staring at the end of one flash and

RE: [RFC PATCH 0/2] spi: add dual parallel stacked mode support in Zynq MPSoC GQSPI controller

2015-07-24 Thread Ranjit Abhimanyu Waghmode
Hi Mark, For an example take two flashes connected in stacked mode. For user it doesn't matter whether how many flashes are really connected. There will be situation like, single partition is spread across two flashes (partition staring at the end of one flash and continued to the

RE: [RFC PATCH 0/2] spi: add dual parallel & stacked mode support in Zynq MPSoC GQSPI controller

2015-07-17 Thread Ranjit Abhimanyu Waghmode
Hi, > -Original Message- > From: Mark Brown [mailto:broo...@kernel.org] > Sent: Thursday, July 16, 2015 2:28 PM > To: Ranjit Abhimanyu Waghmode > Cc: Michal Simek; Soren Brinkmann; dw...@infradead.org; > computersforpe...@gmail.com; zaj...@gmail.com; ma...@de

RE: [RFC PATCH 0/2] spi: add dual parallel stacked mode support in Zynq MPSoC GQSPI controller

2015-07-17 Thread Ranjit Abhimanyu Waghmode
Hi, -Original Message- From: Mark Brown [mailto:broo...@kernel.org] Sent: Thursday, July 16, 2015 2:28 PM To: Ranjit Abhimanyu Waghmode Cc: Michal Simek; Soren Brinkmann; dw...@infradead.org; computersforpe...@gmail.com; zaj...@gmail.com; ma...@denx.de; shijie.hu...@intel.com; juh

RE: [RFC PATCH 0/2] spi: add dual parallel & stacked mode support in Zynq MPSoC GQSPI controller

2015-07-16 Thread Ranjit Abhimanyu Waghmode
Hi Mark, > > > > What is stacked mode? > > > > - > > > > ZynqMP GQSPI controller supports stacked mode with following > > > functionalities: > > > > 1) The Generic Quad-SPI controller also supports two SPI flash memories > > > >in a shared bus arrangement to reduce IO pin

RE: [RFC PATCH 0/2] spi: add dual parallel stacked mode support in Zynq MPSoC GQSPI controller

2015-07-16 Thread Ranjit Abhimanyu Waghmode
Hi Mark, What is stacked mode? - ZynqMP GQSPI controller supports stacked mode with following functionalities: 1) The Generic Quad-SPI controller also supports two SPI flash memories in a shared bus arrangement to reduce IO pin count. 2) Separate

RE: [RFC PATCH 0/2] spi: add dual parallel & stacked mode support in Zynq MPSoC GQSPI controller

2015-07-15 Thread Ranjit Abhimanyu Waghmode
Hi Mark, > > What is dual parallel mode? > > --- > > ZynqMP GQSPI controller supports Dual Parallel mode with following > functionalities: > > 1) Supporting two SPI flash memories operating in parallel. 8 I/O lines. > > 2) Chip selects and clock are shared to both the

RE: [RFC PATCH 0/2] spi: add dual parallel stacked mode support in Zynq MPSoC GQSPI controller

2015-07-15 Thread Ranjit Abhimanyu Waghmode
Hi Mark, What is dual parallel mode? --- ZynqMP GQSPI controller supports Dual Parallel mode with following functionalities: 1) Supporting two SPI flash memories operating in parallel. 8 I/O lines. 2) Chip selects and clock are shared to both the flash devices

RE: [PATCH] spi: SPI_ZYNQMP_GQSPI should depend on HAS_DMA

2015-06-29 Thread Ranjit Abhimanyu Waghmode
Acked-by: Ranjit Waghmode > -Original Message- > From: Geert Uytterhoeven [mailto:ge...@linux-m68k.org] > Sent: Friday, June 26, 2015 5:37 PM > To: Mark Brown; Ranjit Abhimanyu Waghmode > Cc: linux-...@vger.kernel.org; linux-kernel@vger.kernel.org; Geert > Uytterhoeven

RE: [PATCH] spi: SPI_ZYNQMP_GQSPI should depend on HAS_DMA

2015-06-29 Thread Ranjit Abhimanyu Waghmode
Acked-by: Ranjit Waghmode ranj...@xilinx.com -Original Message- From: Geert Uytterhoeven [mailto:ge...@linux-m68k.org] Sent: Friday, June 26, 2015 5:37 PM To: Mark Brown; Ranjit Abhimanyu Waghmode Cc: linux-...@vger.kernel.org; linux-kernel@vger.kernel.org; Geert Uytterhoeven

RE: [LINUX RFC V2 1/2] devicetree: Add DT bindings documentation for Zynq Ultrascale+ MPSoC GQSPI controller

2015-06-08 Thread Ranjit Abhimanyu Waghmode
Hi Soren, > > .../devicetree/bindings/spi/spi-zynqmp-qspi.txt| 26 > ++ > > 1 file changed, 26 insertions(+) > > create mode 100644 > > Documentation/devicetree/bindings/spi/spi-zynqmp-qspi.txt > > > > diff --git

RE: [LINUX RFC V2 2/2] spi: Add support for Zynq Ultrascale+ MPSoC GQSPI controller

2015-06-08 Thread Ranjit Abhimanyu Waghmode
if (!master) > > + return -ENOMEM; > > + > > + xqspi = spi_master_get_devdata(master); > > + master->dev.of_node = pdev->dev.of_node; > > + platform_set_drvdata(pdev, master); > > + > > + res = platform_get_resource(pdev, I

RE: [LINUX RFC V2 2/2] spi: Add support for Zynq Ultrascale+ MPSoC GQSPI controller

2015-06-08 Thread Ranjit Abhimanyu Waghmode
, + }, +}; + +module_platform_driver(zynqmp_qspi_driver); + +MODULE_AUTHOR(Xilinx, Inc.); +MODULE_DESCRIPTION(Xilinx Zynqmp QSPI driver); +MODULE_LICENSE(GPL); -- 2.1.2 Thanks for your review. Regards, Ranjit Abhimanyu Waghmode, ranjit.waghm...@xilinx.com This email and any

RE: [LINUX RFC V2 1/2] devicetree: Add DT bindings documentation for Zynq Ultrascale+ MPSoC GQSPI controller

2015-06-08 Thread Ranjit Abhimanyu Waghmode
Hi Soren, .../devicetree/bindings/spi/spi-zynqmp-qspi.txt| 26 ++ 1 file changed, 26 insertions(+) create mode 100644 Documentation/devicetree/bindings/spi/spi-zynqmp-qspi.txt diff --git a/Documentation/devicetree/bindings/spi/spi-zynqmp-qspi.txt

RE: [RFC PATCH 2/2] spi: Add support for Zynq Ultrascale+ MPSoC GQSPI controller

2015-05-28 Thread Ranjit Abhimanyu Waghmode
Hi Soren, Sorry for being late for this reply as this thread is moved a step ahead. On Wed, 2015-05-20 at 12:57PM +0530, Ranjit Waghmode wrote: > This patch adds support for GQSPI controller driver used by Zynq > Ultrascale+ MPSoC > > Signed-off-by: Ranjit Waghmode > --- [...] > +/** > + *

RE: [RFC PATCH 2/2] spi: Add support for Zynq Ultrascale+ MPSoC GQSPI controller

2015-05-28 Thread Ranjit Abhimanyu Waghmode
Hi Soren, Sorry for being late for this reply as this thread is moved a step ahead. On Wed, 2015-05-20 at 12:57PM +0530, Ranjit Waghmode wrote: This patch adds support for GQSPI controller driver used by Zynq Ultrascale+ MPSoC Signed-off-by: Ranjit Waghmode ranjit.waghm...@xilinx.com ---

RE: [RFC PATCH 1/2] devicetree: Add devicetree bindings documentation for ZynqMP GQSPI

2015-05-21 Thread Ranjit Abhimanyu Waghmode
Hi Soren, On Wed, 2015-05-20 at 12:57PM +0530, Ranjit Waghmode wrote: > Add bindings documentation for GQSPI controller driver used by Zynq > Ultrascale+ MPSoC > > Signed-off-by: Ranjit Waghmode > --- > .../devicetree/bindings/spi/spi-zynqmp-qspi.txt| 26 > ++ > 1

RE: [RFC PATCH 1/2] devicetree: Add devicetree bindings documentation for ZynqMP GQSPI

2015-05-21 Thread Ranjit Abhimanyu Waghmode
Hi Soren, On Wed, 2015-05-20 at 12:57PM +0530, Ranjit Waghmode wrote: Add bindings documentation for GQSPI controller driver used by Zynq Ultrascale+ MPSoC Signed-off-by: Ranjit Waghmode ranjit.waghm...@xilinx.com --- .../devicetree/bindings/spi/spi-zynqmp-qspi.txt| 26