Messages in this thread | | | Subject | Re: [PATCH v4 2/3] iio: DAC extension for ltc2634-12/10/8 | From | Chris Ruehl <> | Date | Thu, 16 Apr 2020 15:14:10 +0800 |
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Hi,
On 16/4/2020 2:56 pm, Uwe Kleine-König wrote: > Hello, > > dropped stefan.popa@analog.com from recipents as the address bounces for > me. the maintainer script added this email automatically , I will remove it in the future mails.
Thanks.
> > On Thu, Apr 16, 2020 at 09:20:10AM +0800, Chris Ruehl wrote: >> This patch add support for Analog Devices (Linear Technology) >> LTC2634 Quad 12-/10-/8-Bit Rail-to-Rail DAC. >> The SPI functionality based on them from LTC2632 therefor >> add the definitions only and update the Kconfig. >> >> Signed-off-by: Chris Ruehl <chris.ruehl@gtsys.com.hk> >> --- >> v4: >> -hide version from commit text >> v3: >> -Consistens decimal separator in help text >> v2: >> -Send the documentation fix in a extra patch >> -Kconfig simplify the driver description, details to the help text >> -ltc2632.txt add to this patch-set (prepare to convert to yaml) >> >> .../devicetree/bindings/iio/dac/ltc2632.txt | 8 ++- >> drivers/iio/dac/Kconfig | 6 +- >> drivers/iio/dac/ltc2632.c | 60 +++++++++++++++++++ >> 3 files changed, 70 insertions(+), 4 deletions(-) >> >> diff --git a/Documentation/devicetree/bindings/iio/dac/ltc2632.txt b/Documentation/devicetree/bindings/iio/dac/ltc2632.txt >> index 338c3220f01a..1ab9570cf219 100644 >> --- a/Documentation/devicetree/bindings/iio/dac/ltc2632.txt >> +++ b/Documentation/devicetree/bindings/iio/dac/ltc2632.txt >> @@ -1,4 +1,4 @@ >> -Linear Technology LTC2632/2636 DAC >> +Linear Technology LTC2632/2634/2636 DAC >> >> Required properties: >> - compatible: Has to contain one of the following: >> @@ -8,6 +8,12 @@ Required properties: >> lltc,ltc2632-h12 >> lltc,ltc2632-h10 >> lltc,ltc2632-h8 >> + lltc,ltc2634-l12 >> + lltc,ltc2634-l10 >> + lltc,ltc2634-l8 >> + lltc,ltc2634-h12 >> + lltc,ltc2634-h10 >> + lltc,ltc2634-h8 >> lltc,ltc2636-l12 >> lltc,ltc2636-l10 >> lltc,ltc2636-l8 >> diff --git a/drivers/iio/dac/Kconfig b/drivers/iio/dac/Kconfig >> index 93744011b63f..aee13ced6ddf 100644 >> --- a/drivers/iio/dac/Kconfig >> +++ b/drivers/iio/dac/Kconfig >> @@ -279,12 +279,12 @@ config LTC1660 >> module will be called ltc1660. >> >> config LTC2632 >> - tristate "Linear Technology LTC2632-12/10/8 and LTC2636-12/10/8 DAC spi driver" >> + tristate "Linear Technology LTC2632-12/10/8 and similar DAC spi driver" >> depends on SPI >> help >> Say yes here to build support for Linear Technology >> - LTC2632-12, LTC2632-10, LTC2632-8, LTC2636-12, LTC2636-10 and >> - LTC2636-8 converters (DAC). >> + LTC2632, LTC2634 and LTC2636 DAC resolution 12/10/8 bit >> + low 0-2.5V and high 0-4.096V range converters. >> >> To compile this driver as a module, choose M here: the >> module will be called ltc2632. >> diff --git a/drivers/iio/dac/ltc2632.c b/drivers/iio/dac/ltc2632.c >> index 2a84ea654645..e939d7f81014 100644 >> --- a/drivers/iio/dac/ltc2632.c >> +++ b/drivers/iio/dac/ltc2632.c >> @@ -54,6 +54,12 @@ enum ltc2632_supported_device_ids { >> ID_LTC2632H12, >> ID_LTC2632H10, >> ID_LTC2632H8, >> + ID_LTC2634L12, >> + ID_LTC2634L10, >> + ID_LTC2634L8, >> + ID_LTC2634H12, >> + ID_LTC2634H10, >> + ID_LTC2634H8, >> ID_LTC2636L12, >> ID_LTC2636L10, >> ID_LTC2636L8, >> @@ -236,6 +242,36 @@ static const struct ltc2632_chip_info ltc2632_chip_info_tbl[] = { >> .num_channels = 2, >> .vref_mv = 4096, >> }, >> + [ID_LTC2634L12] = { >> + .channels = ltc2632x12_channels, >> + .num_channels = 4, >> + .vref_mv = 2500, >> + }, >> + [ID_LTC2634L10] = { >> + .channels = ltc2632x10_channels, >> + .num_channels = 4, >> + .vref_mv = 2500, >> + }, >> + [ID_LTC2634L8] = { >> + .channels = ltc2632x8_channels, >> + .num_channels = 4, >> + .vref_mv = 2500, >> + }, >> + [ID_LTC2634H12] = { >> + .channels = ltc2632x12_channels, >> + .num_channels = 4, >> + .vref_mv = 4096, >> + }, >> + [ID_LTC2634H10] = { >> + .channels = ltc2632x10_channels, >> + .num_channels = 4, >> + .vref_mv = 4096, >> + }, >> + [ID_LTC2634H8] = { >> + .channels = ltc2632x8_channels, >> + .num_channels = 4, >> + .vref_mv = 4096, >> + }, >> [ID_LTC2636L12] = { >> .channels = ltc2632x12_channels, >> .num_channels = 8, >> @@ -357,6 +393,12 @@ static const struct spi_device_id ltc2632_id[] = { >> { "ltc2632-h12", (kernel_ulong_t)<c2632_chip_info_tbl[ID_LTC2632H12] }, >> { "ltc2632-h10", (kernel_ulong_t)<c2632_chip_info_tbl[ID_LTC2632H10] }, >> { "ltc2632-h8", (kernel_ulong_t)<c2632_chip_info_tbl[ID_LTC2632H8] }, >> + { "ltc2634-l12", (kernel_ulong_t)<c2632_chip_info_tbl[ID_LTC2634L12] }, >> + { "ltc2634-l10", (kernel_ulong_t)<c2632_chip_info_tbl[ID_LTC2634L10] }, >> + { "ltc2634-l8", (kernel_ulong_t)<c2632_chip_info_tbl[ID_LTC2634L8] }, >> + { "ltc2634-h12", (kernel_ulong_t)<c2632_chip_info_tbl[ID_LTC2634H12] }, >> + { "ltc2634-h10", (kernel_ulong_t)<c2632_chip_info_tbl[ID_LTC2634H10] }, >> + { "ltc2634-h8", (kernel_ulong_t)<c2632_chip_info_tbl[ID_LTC2634H8] }, >> { "ltc2636-l12", (kernel_ulong_t)<c2632_chip_info_tbl[ID_LTC2636L12] }, >> { "ltc2636-l10", (kernel_ulong_t)<c2632_chip_info_tbl[ID_LTC2636L10] }, >> { "ltc2636-l8", (kernel_ulong_t)<c2632_chip_info_tbl[ID_LTC2636L8] }, >> @@ -386,6 +428,24 @@ static const struct of_device_id ltc2632_of_match[] = { >> }, { >> .compatible = "lltc,ltc2632-h8", >> .data = <c2632_chip_info_tbl[ID_LTC2632H8] >> + }, { >> + .compatible = "lltc,ltc2634-l12", >> + .data = <c2632_chip_info_tbl[ID_LTC2634L12] >> + }, { >> + .compatible = "lltc,ltc2634-l10", >> + .data = <c2632_chip_info_tbl[ID_LTC2634L10] >> + }, { >> + .compatible = "lltc,ltc2634-l8", >> + .data = <c2632_chip_info_tbl[ID_LTC2634L8] >> + }, { >> + .compatible = "lltc,ltc2634-h12", >> + .data = <c2632_chip_info_tbl[ID_LTC2634H12] >> + }, { >> + .compatible = "lltc,ltc2634-h10", >> + .data = <c2632_chip_info_tbl[ID_LTC2634H10] >> + }, { >> + .compatible = "lltc,ltc2634-h8", >> + .data = <c2632_chip_info_tbl[ID_LTC2634H8] >> }, { >> .compatible = "lltc,ltc2636-l12", >> .data = <c2632_chip_info_tbl[ID_LTC2636L12] > > Looks good to me: > > Acked-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> > > Thanks > Uwe >
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