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SAMA5 SSC: Frame Synch Delay is now configurable

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This commit is contained in:
Gregory Nutt 2014-08-01 12:25:31 -06:00
parent 906edfef85
commit 67792ef05b
3 changed files with 19 additions and 6 deletions
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9
configs/sama5d3x-ek/README.txt
View File

@ -2733,9 +2733,12 @@ I2S Audio Support
CONFIG_SAMA5_SSC_MAXINFLIGHT=16 : Up to 16 pending DMA transfers
CONFIG_SAMA5_SSC0_DATALEN=16 : 16-bit data
CONFIG_SAMA5_SSC0_RX=y : Support a receiver (although it is not used!)
CONFIG_SAMA5_SSC0_TX_TKINPUT=y : Receiver gets clock the RK0 input
CONFIG_SAMA5_SSC0_RX_RKINPUT=y : Receiver gets clock the RK0 input
CONFIG_SAMA5_SSC0_RX_FSLEN=1 : Minimal frame sync length
CONFIG_SAMA5_SSC0_TX=y : Support a transmitter
CONFIG_SAMA5_SSC0_TX_TKINPUT=y : Transmitter gets clock the TK0 input
CONFIG_SAMA5_SSC0_TX_RXCLK=y : Transmitter gets clock the RCLCK
CONFIG_SAMA5_SSC0_TX_FSLEN=0 : Disable frame synch generation
CONFIG_SAMA5_SSC0_TX_TKOUTPUT_NONE=y : No output
Audio
CONFIG_AUDIO=y : Audio support needed
@ -2813,8 +2816,10 @@ I2S Audio Support
CONFIG_SAMA5_SSC0_DATALEN=16 : 16-bit data
CONFIG_SAMA5_SSC0_RX=y : Support a receiver
CONFIG_SAMA5_SSC0_RX_RKINPUT=y : Receiver gets clock from RK input
CONFIG_SAMA5_SSC0_RX_FSLEN=2 : Pick some matching frame synch length
CONFIG_SAMA5_SSC0_TX=y : Support a transmitter
CONFIG_SAMA5_SSC0_TX_MCKDIV=y : Transmitter gets clock from MCK/2
CONFIG_SAMA5_SSC0_TX_FSLEN=2 : Pick some matching frame synch length
CONFIG_SAMA5_SSC0_MCKDIV_SAMPLERATE=48000 : Sampling at 48K samples/sec
CONFIG_SAMA5_SSC0_TX_TKOUTPUT_XFR=y : Outputs clock on TK when transferring data
CONFIG_SAMA5_SSC0_LOOPBACK=y : Loopmode mode connects RD/TD and RK/TK

9
configs/sama5d3x-ek/nxplayer/defconfig
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@ -228,10 +228,15 @@ CONFIG_SAMA5_SSC0_RX=y
CONFIG_SAMA5_SSC0_RX_RKINPUT=y
# CONFIG_SAMA5_SSC0_RX_TXCLK is not set
# CONFIG_SAMA5_SSC0_RX_MCKDIV is not set
CONFIG_SAMA5_SSC0_RX_FSLEN=1
CONFIG_SAMA5_SSC0_TX=y
CONFIG_SAMA5_SSC0_TX_TKINPUT=y
# CONFIG_SAMA5_SSC0_TX_RXCLK is not set
# CONFIG_SAMA5_SSC0_TX_TKINPUT is not set
CONFIG_SAMA5_SSC0_TX_RXCLK=y
# CONFIG_SAMA5_SSC0_TX_MCKDIV is not set
CONFIG_SAMA5_SSC0_TX_TKOUTPUT_NONE=y
# CONFIG_SAMA5_SSC0_TX_TKOUTPUT_CONT is not set
# CONFIG_SAMA5_SSC0_TX_TKOUTPUT_XFR is not set
CONFIG_SAMA5_SSC0_TX_FSLEN=0
# CONFIG_SAMA5_SSC0_LOOPBACK is not set
#

7
configs/sama5d4-ek/README.txt
View File

@ -2788,9 +2788,12 @@ Audio Support
CONFIG_SAMA5_SSC_MAXINFLIGHT=16 : Up to 16 pending DMA transfers
CONFIG_SAMA5_SSC0_DATALEN=16 : 16-bit data
CONFIG_SAMA5_SSC0_RX=y : Support a receiver (although it is not used!)
CONFIG_SAMA5_SSC0_TX_TKINPUT=y : Receiver gets clock the RK0 input
CONFIG_SAMA5_SSC0_RX_RKINPUT=y : Receiver gets clock the RK0 input
CONFIG_SAMA5_SSC0_RX_FSLEN=1 : Minimal frame sync length
CONFIG_SAMA5_SSC0_TX=y : Support a transmitter
CONFIG_SAMA5_SSC0_TX_TKINPUT=y : Transmitter gets clock the TK0 input
CONFIG_SAMA5_SSC0_TX_RXCLK=y : Transmitter gets clock the RCLCK
CONFIG_SAMA5_SSC0_TX_FSLEN=0 : Disable frame synch generation
CONFIG_SAMA5_SSC0_TX_TKOUTPUT_NONE=y : No output
Audio
CONFIG_AUDIO=y : Audio support needed