staging:iio:dac:ad5064: Add AD5025/AD5045/AD5065 support

The AD5025/AD5045/AD5065 are identical to the AD5024/AD5044/AD5064 except that
they have 2 instead of 4 DAC channels.

Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Acked-by: Jonathan Cameron <jic23@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/iio/dac/Kconfig

@@ -4,11 +4,11 @@
 menu "Digital to analog converters"
 
 config AD5064
-	tristate "Analog Devices AD5064/64-1/44/24 DAC driver"
+	tristate "Analog Devices AD5064/64-1/65/44/45/24/25 DAC driver"
 	depends on SPI
 	help
-	  Say yes here to build support for Analog Devices AD5064, AD5064-1,
-	  AD5044, AD5024 Digital to Analog Converter.
+	  Say yes here to build support for Analog Devices AD5024, AD5025, AD5044,
+	  AD5045, AD5064, AD5064-1, AD5065 Digital to Analog Converter.
 
 	  To compile this driver as a module, choose M here: the
 	  module will be called ad5064.

drivers/staging/iio/dac/ad5064.c

@@ -1,5 +1,6 @@
 /*
- * AD5064, AD5064-1, AD5044, AD5024 Digital to analog converters  driver
+ * AD5024, AD5025, AD5044, AD5045, AD5064, AD5064-1 Digital to analog converters
+ * driver
  *
  * Copyright 2011 Analog Devices Inc.
  *
@@ -84,9 +85,12 @@ struct ad5064_state {
 
 enum ad5064_type {
 	ID_AD5024,
+	ID_AD5025,
 	ID_AD5044,
+	ID_AD5045,
 	ID_AD5064,
 	ID_AD5064_1,
+	ID_AD5065,
 };
 
 static int ad5064_spi_write(struct ad5064_state *st, unsigned int cmd,
@@ -301,11 +305,21 @@ static const struct ad5064_chip_info ad5064_chip_info_tbl[] = {
 		.channels = ad5024_channels,
 		.num_channels = 4,
 	},
+	[ID_AD5025] = {
+		.shared_vref = false,
+		.channels = ad5024_channels,
+		.num_channels = 2,
+	},
 	[ID_AD5044] = {
 		.shared_vref = false,
 		.channels = ad5044_channels,
 		.num_channels = 4,
 	},
+	[ID_AD5045] = {
+		.shared_vref = false,
+		.channels = ad5044_channels,
+		.num_channels = 2,
+	},
 	[ID_AD5064] = {
 		.shared_vref = false,
 		.channels = ad5064_channels,
@@ -316,6 +330,11 @@ static const struct ad5064_chip_info ad5064_chip_info_tbl[] = {
 		.channels = ad5064_channels,
 		.num_channels = 4,
 	},
+	[ID_AD5065] = {
+		.shared_vref = false,
+		.channels = ad5064_channels,
+		.num_channels = 2,
+	},
 };
 
 static inline unsigned int ad5064_num_vref(struct ad5064_state *st)
@@ -412,9 +431,12 @@ static int __devexit ad5064_remove(struct spi_device *spi)
 
 static const struct spi_device_id ad5064_id[] = {
 	{"ad5024", ID_AD5024},
+	{"ad5025", ID_AD5025},
 	{"ad5044", ID_AD5044},
+	{"ad5045", ID_AD5045},
 	{"ad5064", ID_AD5064},
 	{"ad5064-1", ID_AD5064_1},
+	{"ad5065", ID_AD5065},
 	{}
 };
 MODULE_DEVICE_TABLE(spi, ad5064_id);
@@ -431,5 +453,5 @@ static struct spi_driver ad5064_driver = {
 module_spi_driver(ad5064_driver);
 
 MODULE_AUTHOR("Lars-Peter Clausen <lars@metafoo.de>");
-MODULE_DESCRIPTION("Analog Devices AD5064/64-1/44/24 DAC");
+MODULE_DESCRIPTION("Analog Devices AD5024/25/44/45/64/64-1/65 DAC");
 MODULE_LICENSE("GPL v2");