[PATCH 1/2] i2c: xiic: Implement Power management

2016-01-04 Thread Shubhrajyoti Datta
Enable power management. This patch enables the clocks before transfer and disables after the transfer. Signed-off-by: Shubhrajyoti Datta --- drivers/i2c/busses/i2c-xiic.c | 86 +--- 1 files changed, 79 insertions(+), 7 deletions(-) diff --git a/drivers

[PATCH 2/2] bindings: i2c: Add clock entries for i2c-xiic

2016-01-04 Thread Shubhrajyoti Datta
Add clock description for i2c-xiic Signed-off-by: Shubhrajyoti Datta --- Documentation/devicetree/bindings/i2c/i2c-xiic.txt |3 +++ 1 files changed, 3 insertions(+), 0 deletions(-) diff --git a/Documentation/devicetree/bindings/i2c/i2c-xiic.txt b/Documentation/devicetree/bindings/i2c/i2c

Re: [[PATCH v2] 2/2] Altera Modular ADC driver support

2015-09-04 Thread Shubhrajyoti Datta
> +static int alt_modular_adc_probe(struct platform_device *pdev) > +{ > + struct altera_adc *adc; > + struct device_node *np = pdev->dev.of_node; > + struct iio_dev *indio_dev; > + struct resource *mem; > + int ret; > + > + if (!np) > + return -ENO

Re: [PATCH-v5 2/5] i2c: pxa: enable/disable i2c module across msg xfer

2015-08-05 Thread Shubhrajyoti Datta
hi , On Tue, Jul 21, 2015 at 6:11 PM, Vaibhav Hiremath wrote: > From: Yi Zhang > > Enable i2c module/unit before transmission and disable when it > finishes. > > why? > It's because the i2c bus may be disturbed if the slave device, > typically a touch, powers on. Why should that be an issue? Is

Re: [PATCH v2] ARM64: zynqmp: Add eeprom memories on i2c bus

2015-07-29 Thread Shubhrajyoti Datta
On Wed, Jul 29, 2015 at 7:49 PM, Michal Simek wrote: > Add i2c eeprom memories on i2c bus. > Thanks for the patch. Feel free to add Reviewed-by: Shubhrajyoti Datta > Signed-off-by: Michal Simek > --- > > Changes in v2: > - Change eeprom max freq from 100k to 400k > >

Re: [PATCH 7/7] ARM64: zynqmp: Add eeprom memories on i2c bus

2015-07-27 Thread Shubhrajyoti Datta
Hi, On Mon, Jul 27, 2015 at 3:18 PM, Michal Simek wrote: > Add i2c eeprom memories on i2c bus. > > Signed-off-by: Michal Simek > --- > > arch/arm64/boot/dts/xilinx/zynqmp-ep108.dts | 18 ++ > 1 file changed, 18 insertions(+) > > diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-ep1

Re: [PATCH v2 2/2] dma: Add Xilinx zynqmp dma engine driver support

2015-06-15 Thread Shubhrajyoti Datta
On Mon, Jun 15, 2015 at 8:06 PM, Punnaiah Choudary Kalluri wrote: > Added the basic driver for zynqmp dma engine used in Zynq > UltraScale+ MPSoC. The initial release of this driver supports > only memory to memory transfers. > > Signed-off-by: Punnaiah Choudary Kalluri > --- > +/** > + * zynqm

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

2015-06-06 Thread Shubhrajyoti Datta
hi, Some minor comments. On Fri, Jun 5, 2015 at 6:37 PM, Ranjit Waghmode wrote: > This patch adds support for GQSPI controller driver used by > Zynq Ultrascale+ MPSoC > > Signed-off-by: Ranjit Waghmode > --- > Here is the v2 series. > + */ > +static void zynqmp_qspi_chipselect(struct spi_devi

Re: [PATCH 1/3] mailbox: Adding driver for Xilinx LogiCORE IP mailbox.

2015-05-21 Thread Shubhrajyoti Datta
Hi Moritz, Overall looks good some nitpicks below. On Fri, May 22, 2015 at 5:07 AM, Moritz Fischer wrote: > The Xilinx LogiCORE IP mailbox is a FPGA core that allows for > interprocessor communication via AXI4 memory mapped / AXI4 stream > interfaces. > > It is single channel per core and allow