Skip to content

Add I2S support. #306

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
facchinm merged 2 commits into from
May 24, 2024
Merged

Add I2S support. #306

Show file tree
Hide file tree
Changes from 1 commit
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
7d256ba
Core/IRQManager: Add support for I2S.
facchinm Jan 22, 2024
867ec21
libraries: Add I2S library.
iabdalkader May 6, 2024
File filter

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
Next Next commit
Core/IRQManager: Add support for I2S.
  • Loading branch information
@facchinm @iabdalkader
facchinm authored and iabdalkader committed May 6, 2024
commit 7d256ba5e3b07dd1b0260cd68446bd08a5ede61b
36 changes: 36 additions & 0 deletions cores/arduino/IRQManager.cpp
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -23,6 +23,7 @@
#define ADC_PRIORITY 12
#define CAN_PRIORITY 12
#define CANFD_PRIORITY 12
#define I2S_PRIORITY 12
#define FIRST_INT_SLOT_FREE 0

IRQManager::IRQManager() : last_interrupt_index{0} {
Expand Down Expand Up @@ -930,6 +931,41 @@ bool IRQManager::addPeripheral(Peripheral_t p, void *cfg) {
}
}
#endif

#if I2S_HOWMANY > 0
/* **********************************************************************
I2S
********************************************************************** */
else if(p == IRQ_I2S && cfg != NULL) {
i2s_cfg_t *i2s_cfg = (i2s_cfg_t *)cfg;

if(i2s_cfg->txi_irq == FSP_INVALID_VECTOR) {
i2s_cfg->txi_irq = (IRQn_Type)last_interrupt_index;
i2s_cfg->txi_ipl = I2S_PRIORITY;
*(irq_ptr + last_interrupt_index) = (uint32_t)ssi_txi_isr;
R_ICU->IELSR[last_interrupt_index] = BSP_PRV_IELS_ENUM(EVENT_SSI0_TXI);
R_FSP_IsrContextSet(i2s_cfg->txi_irq, (void*)i2s_cfg->p_context);
last_interrupt_index++;
}
if(i2s_cfg->rxi_irq == FSP_INVALID_VECTOR) {
i2s_cfg->rxi_irq = (IRQn_Type)last_interrupt_index;
i2s_cfg->rxi_ipl = I2S_PRIORITY;
*(irq_ptr + last_interrupt_index) = (uint32_t)ssi_rxi_isr;
R_ICU->IELSR[last_interrupt_index] = BSP_PRV_IELS_ENUM(EVENT_SSI0_RXI);
R_FSP_IsrContextSet(i2s_cfg->rxi_irq, (void*)i2s_cfg->p_context);
last_interrupt_index++;
}
if(i2s_cfg->int_irq == FSP_INVALID_VECTOR) {
i2s_cfg->int_irq = (IRQn_Type)last_interrupt_index;
i2s_cfg->idle_err_ipl = I2S_PRIORITY;
*(irq_ptr + last_interrupt_index) = (uint32_t)ssi_int_isr;
R_ICU->IELSR[last_interrupt_index] = BSP_PRV_IELS_ENUM(EVENT_SSI0_INT);
R_FSP_IsrContextSet(i2s_cfg->int_irq, (void*)i2s_cfg->p_context);
last_interrupt_index++;
}
}
#endif

else {
rv = false;
}
Expand Down
12 changes: 11 additions & 1 deletion cores/arduino/IRQManager.h
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -18,6 +18,15 @@
#include "r_external_irq_api.h"
#endif

#if I2S_HOWMANY > 0
#include "r_ssi.h"
extern "C" {
void ssi_txi_isr(void);
void ssi_rxi_isr(void);
void ssi_int_isr(void);
}
#endif

#include "r_timer_api.h"

#ifdef ELC_EVENT_DMAC0_INT
Expand All @@ -43,7 +52,8 @@ typedef enum {
IRQ_CAN,
IRQ_ETHERNET,
IRQ_CANFD,
IRQ_SDCARD
IRQ_SDCARD,
IRQ_I2S
} Peripheral_t;

#if SDCARD_HOWMANY > 0
Expand Down
1 change: 1 addition & 0 deletions variants/PORTENTA_C33/pins_arduino.h
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -161,6 +161,7 @@ static const uint8_t SS = PIN_SPI_CS;
/****** SDCARD CORE DEFINES *******/
#define SDCARD_HOWMANY 1

#define I2S_HOWMANY 1

#define EXT_INTERRUPTS_HOWMANY 8

Expand Down