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authorLukas Wunner <lukas@wunner.de>2017-10-17 12:42:00 +0200
committerJonathan Cameron <Jonathan.Cameron@huawei.com>2017-10-21 20:35:43 +0100
commit61011264c1afd8c075fb9028ccc78e7f2e63ce48 (patch)
tree25ef7dbe3fb111a9db10aa643bcf2930471c4b58 /drivers/iio/dac/Makefile
parent930cc2d27847a4235bb3dc1e3817504dcf230dcb (diff)
iio: dac: Add Texas Instruments 8/10/12-bit 2/4-channel DAC driver
The DACrrcS085 (rr = 08/10/12, c = 2/4) family of SPI DACs was inherited by TI when they acquired National Semiconductor in 2011. This driver was developed for and tested with the DAC082S085 built into the Revolution Pi by KUNBUS, but should work with any of the other chips as they share the same programming interface. There is also a family of I2C DACs with just a single channel called DACrr1C08x (rr = 08/10/12, x = 1/5). Their programming interface is very similar and it should be possible to extend the driver for these chips with moderate effort. Alternatively they could be integrated into ad5446.c. (The AD5301/AD5311/AD5321 use different power-down modes but otherwise appear to be comparable.) Furthermore there is a family of 8-channel DACs called DACrr8S085 (rr = 08/10/12) as well as two 16-bit DACs called DAC161Sxxx (xxx = 055/997). These are more complicated devices with support for daisy-chaining and the ability to power down each channel separately. They could either be handled by a separate driver or integrated into the present driver with a larger effort. Cc: Mathias Duckeck <m.duckeck@kunbus.de> Signed-off-by: Lukas Wunner <lukas@wunner.de> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Diffstat (limited to 'drivers/iio/dac/Makefile')
-rw-r--r--drivers/iio/dac/Makefile1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/iio/dac/Makefile b/drivers/iio/dac/Makefile
index 8fe5af231698..4785858e04cc 100644
--- a/drivers/iio/dac/Makefile
+++ b/drivers/iio/dac/Makefile
@@ -33,4 +33,5 @@ obj-$(CONFIG_MCP4725) += mcp4725.o
obj-$(CONFIG_MCP4922) += mcp4922.o
obj-$(CONFIG_STM32_DAC_CORE) += stm32-dac-core.o
obj-$(CONFIG_STM32_DAC) += stm32-dac.o
+obj-$(CONFIG_TI_DAC082S085) += ti-dac082s085.o
obj-$(CONFIG_VF610_DAC) += vf610_dac.o