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# Kconfig - Atmel SAM I2S bus driver configuration options
#
# Copyright (c) 2017 Piotr Mienkowski
#
# SPDX-License-Identifier: Apache-2.0
#
menuconfig I2S_SAM_SSC
bool "Atmel SAM MCU family I2S (SSC) Bus Driver"
depends on SOC_FAMILY_SAM
select DMA
default n
help
Enable Inter Sound (I2S) bus driver for Atmel SAM MCU family based on
Synchronous Serial Controller (SSC) module.
if I2S_SAM_SSC
config I2S_SAM_SSC_RX_BLOCK_COUNT
int "RX queue length"
default 4
config I2S_SAM_SSC_TX_BLOCK_COUNT
int "TX queue length"
default 4
config I2S_SAM_SSC_0_NAME
string "I2S 0 device name"
default "I2S_0"
config I2S_SAM_SSC_0_IRQ_PRI
int "Interrupt priority"
default 0
config I2S_SAM_SSC_DMA_NAME
string "DMA device name"
default "DMA_0"
help
Name of the DMA device this device driver can use.
config I2S_SAM_SSC_0_DMA_RX_CHANNEL
int "DMA RX channel"
help
DMA channel number to use for RX transfers.
config I2S_SAM_SSC_0_DMA_TX_CHANNEL
int "DMA TX channel"
help
DMA channel number to use for TX transfers.
choice I2S_SAM_SSC_0_PIN_TD_SELECT
prompt "TD pin"
depends on SOC_SERIES_SAME70
config I2S_SAM_SSC_0_PIN_TD_PB5
bool "PB5"
config I2S_SAM_SSC_0_PIN_TD_PD10
bool "PD10"
config I2S_SAM_SSC_0_PIN_TD_PD26
bool "PD26"
endchoice # I2S_SAM_SSC_0_PIN_TD_SELECT
config I2S_SAM_SSC_0_PIN_RF_EN
bool "RF pin enabled"
default y
help
If enabled RF signal is connected to RF pin. It will be configured as
an output or an input depending on whether the receiver is working
in master or slave mode.
If disabled RF signal is disconnected from RF pin and connected
internally to TF (Transmitter Frame Synchro signal).
config I2S_SAM_SSC_0_PIN_RK_EN
bool "RK pin enabled"
default y
help
If enabled RK signal is connected to RK pin. It will be configured as
an output or an input depending on whether the receiver is working
in master or slave mode.
If disabled RK signal is disconnected from RK pin and connected
internally to TK (Transmitter Clock signal).
endif # I2S_SAM_SSC