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https://github.com/apache/nuttx.git
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esp32s3/i2s: Add initial support to I2S peripheral
The I2S peripherals are now supported for both receiving and transmitting controllers.
This commit is contained in:
Alan Carvalho de Assis
committed by
Xiang Xiao
Xiang Xiao
parent
45d17551b3
commit
5065849ab6
@@ -276,6 +276,248 @@ config ESP32S3_I2C
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bool
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default n
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config ESP32S3_I2S
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bool "I2S"
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select I2S
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---help---
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See the Board Selection menu to configure the pins used by I2S.
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if ESP32S3_I2S
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config ESP32S3_I2S0
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bool "I2S 0"
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default n
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select ESP32S3_DMA
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select ESP32S3_GPIO_IRQ
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select SCHED_HPWORK
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if ESP32S3_I2S0
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config ESP32S3_I2S0_RX
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bool "Enable I2S receiver"
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default y
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---help---
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Enable I2S receiver (port 0)
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config ESP32S3_I2S0_TX
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bool "Enable I2S transmitter"
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default y
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---help---
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Enable I2S transmitter (port 0)
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choice
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prompt "I2S0 role"
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default ESP32S3_I2S0_ROLE_MASTER
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---help---
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Selects the operation role of the I2S0.
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config ESP32S3_I2S0_ROLE_MASTER
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bool "Master"
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config ESP32S3_I2S0_ROLE_SLAVE
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bool "Slave"
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endchoice
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choice
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prompt "Bit width"
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default ESP32S3_I2S0_DATA_BIT_WIDTH_16BIT
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---help---
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Selects the valid data bits per sample.
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Note that this option may be overwritten by the audio
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according to the bit width of the file being played
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config ESP32S3_I2S0_DATA_BIT_WIDTH_8BIT
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bool "8 bits"
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config ESP32S3_I2S0_DATA_BIT_WIDTH_16BIT
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bool "16 bits"
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config ESP32S3_I2S0_DATA_BIT_WIDTH_24BIT
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bool "24 bits"
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config ESP32S3_I2S0_DATA_BIT_WIDTH_32BIT
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bool "32 bits"
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endchoice
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config ESP32S3_I2S0_DATA_BIT_WIDTH
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int
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default 8 if ESP32S3_I2S0_DATA_BIT_WIDTH_8BIT
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default 16 if ESP32S3_I2S0_DATA_BIT_WIDTH_16BIT
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default 24 if ESP32S3_I2S0_DATA_BIT_WIDTH_24BIT
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default 32 if ESP32S3_I2S0_DATA_BIT_WIDTH_32BIT
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config ESP32S3_I2S0_SAMPLE_RATE
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int "I2S0 sample rate"
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default 44100
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range 8000 48000
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---help---
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Selects the sample rate.
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Note that this option may be overwritten by the audio
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according to the bit width of the file being played
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config ESP32S3_I2S0_BCLKPIN
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int "I2S0 BCLK pin"
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default 4
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range 0 33 if ESP32S3_I2S0_ROLE_MASTER
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range 0 39 if ESP32S3_I2S0_ROLE_SLAVE
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config ESP32S3_I2S0_WSPIN
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int "I2S0 WS pin"
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default 5
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range 0 33 if ESP32S3_I2S0_ROLE_MASTER
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range 0 39 if ESP32S3_I2S0_ROLE_SLAVE
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config ESP32S3_I2S0_DINPIN
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int "I2S0 DIN pin"
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depends on ESP32S3_I2S0_RX
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default 19
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range 0 39
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config ESP32S3_I2S0_DOUTPIN
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int "I2S0 DOUT pin"
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depends on ESP32S3_I2S0_TX
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default 18
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range 0 33
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config ESP32S3_I2S0_MCLK
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bool "Enable I2S Master Clock"
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depends on ESP32S3_I2S0_ROLE_MASTER
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default n
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---help---
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Enable I2S master clock
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config ESP32S3_I2S0_MCLKPIN
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int "I2S MCLK pin"
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depends on ESP32S3_I2S0_MCLK
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default 0
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range 0 39
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endif #ESP32S3_I2S0
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config ESP32S3_I2S1
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bool "I2S 1"
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default n
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select ESP32S3_DMA
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select ESP32S3_GPIO_IRQ
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select SCHED_HPWORK
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if ESP32S3_I2S1
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config ESP32S3_I2S1_RX
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bool "Enable I2S receiver"
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default y
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---help---
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Enable I2S receiver (port 1)
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config ESP32S3_I2S1_TX
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bool "Enable I2S transmitter"
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default y
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---help---
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Enable I2S transmitter (port 1)
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choice
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prompt "I2S1 role"
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default ESP32S3_I2S1_ROLE_MASTER
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---help---
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Selects the operation role of the I2S1.
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config ESP32S3_I2S1_ROLE_MASTER
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bool "Master"
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config ESP32S3_I2S1_ROLE_SLAVE
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bool "Slave"
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endchoice
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choice
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prompt "Bit width"
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default ESP32S3_I2S1_DATA_BIT_WIDTH_16BIT
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---help---
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Selects the valid data bits per sample.
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Note that this option may be overwritten by the audio
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according to the bit width of the file being played
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config ESP32S3_I2S1_DATA_BIT_WIDTH_8BIT
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bool "8 bits"
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config ESP32S3_I2S1_DATA_BIT_WIDTH_16BIT
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bool "16 bits"
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config ESP32S3_I2S1_DATA_BIT_WIDTH_24BIT
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bool "24 bits"
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config ESP32S3_I2S1_DATA_BIT_WIDTH_32BIT
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bool "32 bits"
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endchoice
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config ESP32S3_I2S1_DATA_BIT_WIDTH
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int
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default 8 if ESP32S3_I2S1_DATA_BIT_WIDTH_8BIT
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default 16 if ESP32S3_I2S1_DATA_BIT_WIDTH_16BIT
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default 24 if ESP32S3_I2S1_DATA_BIT_WIDTH_24BIT
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default 32 if ESP32S3_I2S1_DATA_BIT_WIDTH_32BIT
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config ESP32S3_I2S1_SAMPLE_RATE
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int "I2S1 sample rate"
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default 44100
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range 8000 48000
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---help---
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Selects the sample rate.
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Note that this option may be overwritten by the audio
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according to the bit width of the file being played
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config ESP32S3_I2S1_BCLKPIN
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int "I2S1 BCLK pin"
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default 22
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range 0 33 if ESP32S3_I2S1_ROLE_MASTER
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range 0 39 if ESP32S3_I2S1_ROLE_SLAVE
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config ESP32S3_I2S1_WSPIN
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int "I2S1 WS pin"
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default 23
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range 0 33 if ESP32S3_I2S1_ROLE_MASTER
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range 0 39 if ESP32S3_I2S1_ROLE_SLAVE
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config ESP32S3_I2S1_DINPIN
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int "I2S1 DIN pin"
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depends on ESP32S3_I2S1_RX
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default 26
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range 0 39
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config ESP32S3_I2S1_DOUTPIN
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int "I2S1 DOUT pin"
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depends on ESP32S3_I2S1_TX
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default 25
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range 0 33
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config ESP32S3_I2S1_MCLK
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bool "Enable I2S Master Clock"
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depends on ESP32S3_I2S1_ROLE_MASTER
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default n
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---help---
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Enable I2S master clock
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config ESP32S3_I2S1_MCLKPIN
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int "I2S MCLK pin"
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depends on ESP32S3_I2S1_MCLK
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default 1
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range 0 39
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endif #ESP32S3_I2S1
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config I2S_DMADESC_NUM
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int "I2S DMA maximum number of descriptors"
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default 2
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---help---
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Configure the maximum number of out-link/in-link descriptors to
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be chained for a I2S DMA transfer.
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endif #ESP32S3_I2S
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config ESP32S3_SPI
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bool
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default n
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@@ -966,7 +1208,7 @@ choice ESP32S3_POWER_SAVE_MODE
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BB are turned off in order to reduce power consumption. Station can keep connection with AP in modem-sleep mode.
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Modem-sleep mode includes minimum and maximum power-saving modes.
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In minimum power-saving mode, station wakes
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up every DTIM to receive beacon. Broadcast data will not be lost because it is transmitted after DTIM.
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However, it cannot save much more power if DTIM is short for DTIM is determined by AP.
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@@ -983,7 +1225,7 @@ choice ESP32S3_POWER_SAVE_MODE
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config ESP32S3_POWER_SAVE_NONE
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bool "No power save"
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config ESP32S3_POWER_SAVE_MIN_MODEM
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bool "Minimum modem power saving."
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@@ -105,6 +105,10 @@ ifeq ($(CONFIG_ESP32S3_I2C),y)
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CHIP_CSRCS += esp32s3_i2c.c
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endif
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ifeq ($(CONFIG_ESP32S3_I2S),y)
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CHIP_CSRCS += esp32s3_i2s.c
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endif
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ifeq ($(CONFIG_ESP32S3_SPI),y)
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ifeq ($(CONFIG_ESP32S3_SPI_IO_SPI),y)
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CHIP_CSRCS += esp32s3_spi.c
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File diff suppressed because it is too large
Load Diff
@@ -0,0 +1,75 @@
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/****************************************************************************
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* arch/xtensa/src/esp32s3/esp32s3_i2s.h
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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****************************************************************************/
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#ifndef __ARCH_XTENSA_SRC_ESP32S3_ESP32S3_I2S_H
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#define __ARCH_XTENSA_SRC_ESP32S3_ESP32S3_I2S_H
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#include <nuttx/audio/i2s.h>
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#ifndef __ASSEMBLY__
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#undef EXTERN
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#if defined(__cplusplus)
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#define EXTERN extern "C"
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extern "C"
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{
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#else
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#define EXTERN extern
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#endif
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#ifdef CONFIG_ESP32S3_I2S
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#define ESP32S3_I2S0 0
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#define ESP32S3_I2S1 1
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/****************************************************************************
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* Public Function Prototypes
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****************************************************************************/
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/****************************************************************************
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* Name: esp32s3_i2sbus_initialize
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*
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* Description:
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* Initialize the selected I2S port
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*
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* Input Parameters:
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* Port number (for hardware that has multiple I2S interfaces)
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*
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* Returned Value:
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* Valid I2S device structure reference on success; a NULL on failure
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*
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****************************************************************************/
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struct i2s_dev_s *esp32s3_i2sbus_initialize(int port);
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#endif /* CONFIG_ESP32S3_I2S */
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#undef EXTERN
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#ifdef __cplusplus
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}
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#endif
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#endif /* __ASSEMBLY__ */
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#endif /* __ARCH_XTENSA_SRC_ESP32S3_ESP32S3_I2S_H */
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File diff suppressed because it is too large
Load Diff
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