diff options
| author | Matt Porter <mporter@ti.com> | 2012-10-17 18:08:04 +0400 |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2012-10-22 17:58:35 +0400 |
| commit | 88abfd5b84cc98c839fb7783c59b4c79d63d45e2 (patch) | |
| tree | f352c7fe0f71aefb0e66a41c085f9d337be42b7c /arch/arm/mach-davinci/board-da850-evm.c | |
| parent | b8ec56d8eabc6382bd6586024138d9f1d1121ceb (diff) | |
| download | linux-88abfd5b84cc98c839fb7783c59b4c79d63d45e2.tar.xz | |
ARM: davinci: enable SRAM ping ping buffering on DA850
Passes the DA850 shared SRAM gen_pool to the McASP driver
and enables the ping-pong buffer DMA support.
Signed-off-by: Matt Porter <mporter@ti.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'arch/arm/mach-davinci/board-da850-evm.c')
| -rw-r--r-- | arch/arm/mach-davinci/board-da850-evm.c | 24 |
1 files changed, 14 insertions, 10 deletions
diff --git a/arch/arm/mach-davinci/board-da850-evm.c b/arch/arm/mach-davinci/board-da850-evm.c index 32ee3f895967..d9bc3fa7bb22 100644 --- a/arch/arm/mach-davinci/board-da850-evm.c +++ b/arch/arm/mach-davinci/board-da850-evm.c @@ -762,16 +762,19 @@ static u8 da850_iis_serializer_direction[] = { }; static struct snd_platform_data da850_evm_snd_data = { - .tx_dma_offset = 0x2000, - .rx_dma_offset = 0x2000, - .op_mode = DAVINCI_MCASP_IIS_MODE, - .num_serializer = ARRAY_SIZE(da850_iis_serializer_direction), - .tdm_slots = 2, - .serial_dir = da850_iis_serializer_direction, - .asp_chan_q = EVENTQ_0, - .version = MCASP_VERSION_2, - .txnumevt = 1, - .rxnumevt = 1, + .tx_dma_offset = 0x2000, + .rx_dma_offset = 0x2000, + .op_mode = DAVINCI_MCASP_IIS_MODE, + .num_serializer = ARRAY_SIZE(da850_iis_serializer_direction), + .tdm_slots = 2, + .serial_dir = da850_iis_serializer_direction, + .asp_chan_q = EVENTQ_0, + .ram_chan_q = EVENTQ_1, + .version = MCASP_VERSION_2, + .txnumevt = 1, + .rxnumevt = 1, + .sram_size_playback = SZ_8K, + .sram_size_capture = SZ_8K, }; static const short da850_evm_mcasp_pins[] __initconst = { @@ -1509,6 +1512,7 @@ static __init void da850_evm_init(void) pr_warning("da850_evm_init: mcasp mux setup failed: %d\n", ret); + da850_evm_snd_data.sram_pool = sram_get_gen_pool(); da8xx_register_mcasp(0, &da850_evm_snd_data); ret = davinci_cfg_reg_list(da850_lcdcntl_pins); |