Fix formatting of negative values of type IIO_VAL_FRACTIONAL_LOG2 by
switching from do_div(), which can't handle negative numbers, to
div_s64_rem(). Also use shift_right for shifting, which is safe with
negative values.
Signed-off-by: Nikolaus Schulz
Cc: sta...@vger.kernel.org
---
driver
On Mon, Dec 15, 2014 at 01:02:48PM +, Mark Rutland wrote:
> On Mon, Dec 15, 2014 at 11:39:56AM +0000, Nikolaus Schulz wrote:
> > Signed-off-by: Nikolaus Schulz
> > ---
> > .../devicetree/bindings/iio/dac/ti-dac8554.txt | 22
> > ++
> &g
date, which touches all DAC on the bus
Signed-off-by: Nikolaus Schulz
---
drivers/iio/dac/Kconfig | 11 ++
drivers/iio/dac/Makefile | 1 +
drivers/iio/dac/ti-dac8554.c | 381 +++
3 files changed, 393 insertions(+)
create mode 100644 drivers/
Signed-off-by: Nikolaus Schulz
---
.../devicetree/bindings/iio/dac/ti-dac8554.txt | 22 ++
1 file changed, 22 insertions(+)
create mode 100644 Documentation/devicetree/bindings/iio/dac/ti-dac8554.txt
diff --git a/Documentation/devicetree/bindings/iio/dac/ti-dac8554.txt
On Sat, Dec 13, 2014 at 12:29:57PM +0100, Lars-Peter Clausen wrote:
> On 11/24/2014 08:50 PM, Nikolaus Schulz wrote:
> [...]
> >+const struct iio_chan_spec dac8554_channels[] = {
>
> static
>
> [...]
> >+ret = of_property_read_u32(spi->dev.of_node, &q
On Sat, Dec 13, 2014 at 12:18:50PM +0100, Hartmut Knaack wrote:
> Nikolaus Schulz schrieb am 12.12.2014 um 16:58:
> > On Sat, Dec 06, 2014 at 12:36:19PM +0100, Hartmut Knaack wrote:
> >> Nikolaus Schulz schrieb am 24.11.2014 um 20:50:
> >>> The TI DAC8554 is a
On Fri, Dec 12, 2014 at 11:57:08AM +, Jonathan Cameron wrote:
> On 06/12/14 11:36, Hartmut Knaack wrote:
> > Nikolaus Schulz schrieb am 24.11.2014 um 20:50:
> >> The TI DAC8554 is a quad-channel Digital-to-Analog Converter with an SPI
> >> interface.
> >>
On Sat, Dec 06, 2014 at 12:36:19PM +0100, Hartmut Knaack wrote:
> Nikolaus Schulz schrieb am 24.11.2014 um 20:50:
> > The TI DAC8554 is a quad-channel Digital-to-Analog Converter with an SPI
> > interface.
> >
> > Changes in v2:
> > * Use DMA-safe buffer
powerdown broadcast update, which touches all DAC on the bus
Signed-off-by: Nikolaus Schulz
---
drivers/iio/dac/Kconfig | 10 ++
drivers/iio/dac/Makefile | 1 +
drivers/iio/dac/ti-dac8554.c | 374 +++
3 files changed, 385 insertions(+)
create
Signed-off-by: Nikolaus Schulz
---
.../devicetree/bindings/iio/dac/ti-dac8554.txt | 22 ++
1 file changed, 22 insertions(+)
create mode 100644 Documentation/devicetree/bindings/iio/dac/ti-dac8554.txt
diff --git a/Documentation/devicetree/bindings/iio/dac/ti-dac8554.txt
The TI DAC8554 is a quad-channel Digital-to-Analog Converter with an SPI
interface.
Signed-off-by: Nikolaus Schulz
---
drivers/iio/dac/Kconfig | 10 ++
drivers/iio/dac/Makefile | 1 +
drivers/iio/dac/ti-dac8554.c | 365 +++
3 files changed
Signed-off-by: Nikolaus Schulz
---
.../devicetree/bindings/iio/dac/ti-dac8554.txt | 22 ++
1 file changed, 22 insertions(+)
create mode 100644 Documentation/devicetree/bindings/iio/dac/ti-dac8554.txt
diff --git a/Documentation/devicetree/bindings/iio/dac/ti-dac8554.txt
On Tue, Nov 18, 2014 at 01:13:14PM +0100, Tomeu Vizoso wrote:
> From: Mikko Perttunen
>
> The driver is currently only tested on Tegra124 Jetson TK1, but should
> work with other Tegra124 boards, provided that correct EMC tables are
> provided through the device tree. Older chip models have diffe
On Wed, Nov 12, 2014 at 08:56:34AM +0100, Tomeu Vizoso wrote:
> From: Mikko Perttunen
>
> The driver is currently only tested on Tegra124 Jetson TK1, but should
> work with other Tegra124 boards, provided that correct EMC tables are
> provided through the device tree. Older chip models have diffe
On Wed, Oct 29, 2014 at 05:22:26PM +0100, Tomeu Vizoso wrote:
> From: Mikko Perttunen
>
> This adds a new file, tegra124-jetson-tk1-emc.dtsi that contains
> valid timings for the EMC memory clock. The file is included to the
> main Jetson TK1 device tree.
>
> Signed-off-by: Mikko Perttunen
> Si
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