ALSA: oxygen: add Xonar DG support

Add experimental support for the Asus Xonar DG sound card.

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

1 files changed, 107 insertions, 0 deletions

diff --git a/sound/pci/oxygen/cs4245.h b/sound/pci/oxygen/cs4245.h
new file mode 100644
index 000000000000..5e0197e07dd1
--- /dev/null
+++ b/sound/pci/oxygen/cs4245.h
@@ -0,0 +1,107 @@
+#define CS4245_CHIP_ID          0x01
+#define CS4245_POWER_CTRL       0x02
+#define CS4245_DAC_CTRL_1       0x03
+#define CS4245_ADC_CTRL         0x04
+#define CS4245_MCLK_FREQ        0x05
+#define CS4245_SIGNAL_SEL       0x06
+#define CS4245_PGA_B_CTRL       0x07
+#define CS4245_PGA_A_CTRL       0x08
+#define CS4245_ANALOG_IN        0x09
+#define CS4245_DAC_A_CTRL       0x0a
+#define CS4245_DAC_B_CTRL       0x0b
+#define CS4245_DAC_CTRL_2       0x0c
+#define CS4245_INT_STATUS       0x0d
+#define CS4245_INT_MASK         0x0e
+#define CS4245_INT_MODE_MSB     0x0f
+#define CS4245_INT_MODE_LSB     0x10
+
+/* Chip ID */
+#define CS4245_CHIP_PART_MASK   0xf0
+#define CS4245_CHIP_REV_MASK    0x0f
+
+/* Power Control */
+#define CS4245_FREEZE           0x80
+#define CS4245_PDN_MIC          0x08
+#define CS4245_PDN_ADC          0x04
+#define CS4245_PDN_DAC          0x02
+#define CS4245_PDN              0x01
+
+/* DAC Control */
+#define CS4245_DAC_FM_MASK      0xc0
+#define CS4245_DAC_FM_SINGLE    0x00
+#define CS4245_DAC_FM_DOUBLE    0x40
+#define CS4245_DAC_FM_QUAD      0x80
+#define CS4245_DAC_DIF_MASK     0x30
+#define CS4245_DAC_DIF_LJUST    0x00
+#define CS4245_DAC_DIF_I2S      0x10
+#define CS4245_DAC_DIF_RJUST_16 0x20
+#define CS4245_DAC_DIF_RJUST_24 0x30
+#define CS4245_RESERVED_1       0x08
+#define CS4245_MUTE_DAC         0x04
+#define CS4245_DEEMPH           0x02
+#define CS4245_DAC_MASTER       0x01
+
+/* ADC Control */
+#define CS4245_ADC_FM_MASK      0xc0
+#define CS4245_ADC_FM_SINGLE    0x00
+#define CS4245_ADC_FM_DOUBLE    0x40
+#define CS4245_ADC_FM_QUAD      0x80
+#define CS4245_ADC_DIF_MASK     0x10
+#define CS4245_ADC_DIF_LJUST    0x00
+#define CS4245_ADC_DIF_I2S      0x10
+#define CS4245_MUTE_ADC         0x04
+#define CS4245_HPF_FREEZE       0x02
+#define CS4245_ADC_MASTER       0x01
+
+/* MCLK Frequency */
+#define CS4245_MCLK1_MASK       0x70
+#define CS4245_MCLK1_SHIFT      4
+#define CS4245_MCLK2_MASK       0x07
+#define CS4245_MCLK2_SHIFT      0
+#define CS4245_MCLK_1           0
+#define CS4245_MCLK_1_5         1
+#define CS4245_MCLK_2           2
+#define CS4245_MCLK_3           3
+#define CS4245_MCLK_4           4
+
+/* Signal Selection */
+#define CS4245_A_OUT_SEL_MASK   0x60
+#define CS4245_A_OUT_SEL_HIZ    0x00
+#define CS4245_A_OUT_SEL_DAC    0x20
+#define CS4245_A_OUT_SEL_PGA    0x40
+#define CS4245_LOOP             0x02
+#define CS4245_ASYNCH           0x01
+
+/* Channel B/A PGA Control */
+#define CS4245_PGA_GAIN_MASK    0x3f
+
+/* ADC Input Control */
+#define CS4245_PGA_SOFT         0x10
+#define CS4245_PGA_ZERO         0x08
+#define CS4245_SEL_MASK         0x07
+#define CS4245_SEL_MIC          0x00
+#define CS4245_SEL_INPUT_1      0x01
+#define CS4245_SEL_INPUT_2      0x02
+#define CS4245_SEL_INPUT_3      0x03
+#define CS4245_SEL_INPUT_4      0x04
+#define CS4245_SEL_INPUT_5      0x05
+#define CS4245_SEL_INPUT_6      0x06
+
+/* DAC Channel A/B Volume Control */
+#define CS4245_VOL_MASK         0xff
+
+/* DAC Control 2 */
+#define CS4245_DAC_SOFT         0x80
+#define CS4245_DAC_ZERO         0x40
+#define CS4245_INVERT_DAC       0x20
+#define CS4245_INT_ACTIVE_HIGH  0x01
+
+/* Interrupt Status/Mask/Mode */
+#define CS4245_ADC_CLK_ERR      0x08
+#define CS4245_DAC_CLK_ERR      0x04
+#define CS4245_ADC_OVFL         0x02
+#define CS4245_ADC_UNDRFL       0x01
+
+
+#define CS4245_SPI_ADDRESS      (0x9e << 16)
+#define CS4245_SPI_WRITE        (0 << 16)