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Diffstat (limited to 'sound/soc/codecs/abe/abe_main.c')
| -rw-r--r-- | sound/soc/codecs/abe/abe_main.c | 99 |
1 files changed, 99 insertions, 0 deletions
diff --git a/sound/soc/codecs/abe/abe_main.c b/sound/soc/codecs/abe/abe_main.c new file mode 100644 index 000000000000..3423fe62e50a --- /dev/null +++ b/sound/soc/codecs/abe/abe_main.c @@ -0,0 +1,99 @@ +/* ============================================================================= +* Texas Instruments OMAP(TM) Platform Software +* (c) Copyright 2009 Texas Instruments Incorporated. All Rights Reserved. +* +* Use of this software is controlled by the terms and conditions found +* in the license agreement under which this software has been supplied. +* =========================================================================== */ +/** + * @file ABE_MAIN.C + * + * 'ABEMAIN.C' dummy main of the HAL + * + * @path + * @rev 01.00 + */ +/* ---------------------------------------------------------------------------- +*! +*! Revision History +*! =================================== +*! 27-Nov-2008 Original (LLF) +*! 05-Jun-2009 V05 release +* =========================================================================== */ + + +#if !PC_SIMULATION + + +#include "abe_main.h" +#include "abe_test.h" + +void main (void) +{ + + abe_dma_t dma_sink, dma_source; + abe_data_format_t format; + abe_uint32 base_address; + + abe_auto_check_data_format_translation(); + abe_reset_hal(); + abe_check_opp(); + abe_check_dma(); + + /* + To be added here : + Device driver initialization: + McPDM_DL : threshold=1, 6 slots activated + DMIC : threshold=1, 6 microphones activated + McPDM_UL : threshold=1, two microphones activated + */ + + + /* MM_DL INIT + connect a DMA channel to MM_DL port (ATC FIFO) + format.f = 48000; + format.samp_format = STEREO_MSB; + abe_connect_cbpr_dmareq_port (MM_DL_PORT, &format, ABE_CBPR0_IDX, &dma_sink); + + connect a Ping-Pong SDMA protocol to MM_DL port with Ping-Pong 576 stereo samples + format.f = 48000; + format.samp_format = STEREO_MSB; + abe_connect_dmareq_ping_pong_port (MM_DL_PORT, &format, ABE_CBPR0_IDX, (576 * 4), &dma_sink); + + connect a Ping-Pong cache-flush protocol to MM_DL port with 50Hz (20ms) rate + */ + abe_add_subroutine(&abe_irq_pingpong_player_id, + (abe_subroutine2) abe_default_irq_pingpong_player, SUB_0_PARAM, (abe_uint32*)0 ); + format.f = 48000; + format.samp_format = STEREO_MSB; +/* ping-pong access to MM_DL at 48kHz Mono with 20ms packet sizes */ +#define N_SAMPLES ((int)(48000 * 0.020)) + abe_connect_irq_ping_pong_port(MM_DL_PORT, &format, abe_irq_pingpong_player_id, + N_SAMPLES, &base_address, PING_PONG_WITH_MCU_IRQ); + + /* VX_DL INIT + connect a DMA channel to VX_DL port (ATC FIFO) + */ + format.f = 8000; + format.samp_format = MONO_MSB; + abe_connect_cbpr_dmareq_port(VX_DL_PORT, &format, ABE_CBPR1_IDX, &dma_sink); + + /* VX_UL INIT + connect a DMA channel to VX_UL port (ATC FIFO) + */ + format.f = 8000; + format.samp_format = MONO_MSB; + abe_connect_cbpr_dmareq_port(VX_UL_PORT, &format, ABE_CBPR2_IDX, &dma_source); + + /* make the AE waking event to be the McPDM DMA requests */ + abe_write_event_generator(EVENT_MCPDM); + + abe_enable_data_transfer(MM_DL_PORT ); + abe_enable_data_transfer(VX_DL_PORT ); + abe_enable_data_transfer(VX_UL_PORT ); + abe_enable_data_transfer(PDM_UL_PORT); + abe_enable_data_transfer(PDM_DL1_PORT); + +} + +#endif |