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#include "global.h"
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#include <sru.h>
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asm("#include <def21489.h>");
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void clearDAIpins(void)
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{
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//------------------------------------------------------------------------
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// Tie the pin buffer inputs LOW for all DAI pins. Even though
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// these pins are inputs to the SHARC, tying unused pin buffer inputs
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// LOW is "good coding style" to eliminate the possibility of
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// termination artifacts internal to the IC. Note that signal
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// integrity is degraded only with a few specific SRU combinations.
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// In practice, this occurs VERY rarely, and these connections are
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// typically unnecessary. This is GROUP D
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SRU(LOW, DAI_PB01_I);
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SRU(LOW, DAI_PB02_I);
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SRU(LOW, DAI_PB03_I);
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SRU(LOW, DAI_PB04_I);
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SRU(LOW, DAI_PB05_I);
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SRU(LOW, DAI_PB06_I);
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SRU(LOW, DAI_PB07_I);
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SRU(LOW, DAI_PB08_I);
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SRU(LOW, DAI_PB09_I);
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SRU(LOW, DAI_PB10_I);
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SRU(LOW, DAI_PB11_I);
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SRU(LOW, DAI_PB12_I);
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SRU(LOW, DAI_PB13_I);
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SRU(LOW, DAI_PB14_I);
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SRU(LOW, DAI_PB15_I);
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SRU(LOW, DAI_PB16_I);
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SRU(LOW, DAI_PB17_I);
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SRU(LOW, DAI_PB18_I);
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SRU(LOW, DAI_PB19_I);
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SRU(LOW, DAI_PB20_I);
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//------------------------------------------------------------------------
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// Tie the pin buffer enable inputs LOW for all DAI pins so
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// that they are always input pins. This is GROUP F.
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SRU(LOW, PBEN01_I);
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SRU(LOW, PBEN02_I);
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SRU(LOW, PBEN03_I);
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SRU(LOW, PBEN04_I);
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SRU(LOW, PBEN05_I);
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SRU(LOW, PBEN06_I);
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SRU(LOW, PBEN07_I);
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SRU(LOW, PBEN08_I);
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SRU(LOW, PBEN09_I);
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SRU(LOW, PBEN10_I);
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SRU(LOW, PBEN11_I);
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SRU(LOW, PBEN12_I);
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SRU(LOW, PBEN13_I);
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SRU(LOW, PBEN14_I);
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SRU(LOW, PBEN15_I);
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SRU(LOW, PBEN16_I);
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SRU(LOW, PBEN17_I);
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SRU(LOW, PBEN18_I);
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SRU(LOW, PBEN19_I);
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SRU(LOW, PBEN20_I);
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}
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void InitDAI()
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{
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clearDAIpins();
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}
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void aud_clk_generate(void)
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{
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SRU(HIGH, PBEN18_I);
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SRU(DAI_PB03_O,DAI_PB18_I); //MCLK
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SRU(DAI_PB03_O,PCG_EXTA_I);
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SRU(PCG_CLKA_O,PCG_EXTB_I);
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SRU(HIGH, PBEN16_I); //clk
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SRU(PCG_FSB_O,DAI_PB16_I);
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SRU(HIGH, PBEN14_I); //fs
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SRU(PCG_FSA_O,DAI_PB14_I);
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}
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void DAI_map(void)
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{
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//analog in
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SRU(DAI_PB01_O , SPORT1_DA_I);
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SRU(DAI_PB19_O , SPORT1_DB_I);
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//---dante in --
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SRU(DAI_PB13_O, SPORT3_DA_I);
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SRU(DAI_PB07_O, SPORT3_DB_I);
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//usb
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}
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void USB_pinmap(int dual_dsp, int dsp_index)
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{
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extern int usb_master;
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if(usb_master){
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SRU(DAI_PB06_O,SPORT4_CLK_I);
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SRU(DAI_PB05_O,SPORT4_FS_I);
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SRU(DAI_PB06_O,SPORT5_CLK_I);
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SRU(DAI_PB05_O,SPORT5_FS_I);
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if(dsp_index == 0 ){
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if(dual_dsp == 0){
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SRU(DAI_PB09_O, SPORT5_DA_I);//input
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SRU(HIGH, PBEN17_I);
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SRU(SPORT4_DA_O, DAI_PB17_I);
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//usb audio
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SRU(HIGH, PBEN06_I);
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SRU(HIGH, PBEN05_I);
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SRU(PCG_CLKC_O,DAI_PB06_I);
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SRU(PCG_FSC_O,DAI_PB05_I);
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SRU(DAI_PB18_O,PCG_EXTC_I); //MCLK
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}
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else{
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SRU(DAI_PB09_O, SPORT5_DA_I); //do , dsp input
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SRU(HIGH, PBEN17_I);
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SRU(SPORT6_DA_O, DAI_PB17_I); //di, dsp output tdm
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}
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}
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else{
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SRU(DAI_PB09_O, SPORT7_DA_I);//tdm input
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//
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SRU(HIGH, PBEN17_I);
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SRU(SPORT4_DA_O, DAI_PB17_I); //i2s output
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}
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return;
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}
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SRU(HIGH, PBEN02_I);
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SRU(HIGH, PBEN11_I);
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SRU(PCG_CLKC_O,DAI_PB02_I);
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SRU(PCG_FSC_O,DAI_PB11_I);
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SRU(DAI_PB18_O,PCG_EXTC_I); //MCLK
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if(dual_dsp ){
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if(dsp_index ==0){
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SRU(HIGH, PBEN17_I);
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SRU(SPORT6_DA_O, DAI_PB17_I); //di, dsp output tdm
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//usb
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SRU(DAI_PB06_O,SRC0_CLK_IP_I);
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SRU(DAI_PB05_O,SRC0_FS_IP_I);
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SRU(DAI_PB09_O,SRC0_DAT_IP_I);
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SRU(DAI_PB02_O,SRC0_CLK_OP_I);
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SRU(DAI_PB02_O,SPORT5_CLK_I);
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SRU(DAI_PB11_O,SRC0_FS_OP_I);
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SRU(DAI_PB11_O,SPORT5_FS_I);
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SRU(SRC0_DAT_OP_O,SPORT5_DA_I);
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}
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if(dsp_index == 1){
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SRU(DAI_PB09_O, SPORT7_DA_I);//tdm input
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//usb
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SRU(DAI_PB11_O,SPORT5_FS_I);
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SRU(DAI_PB02_O,SPORT5_CLK_I);
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SRU(DAI_PB02_O,SPORT4_CLK_I);
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SRU(DAI_PB11_O,SPORT4_FS_I);
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SRU(DAI_PB02_O,SRC1_CLK_IP_I);
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SRU(DAI_PB11_O,SRC1_FS_IP_I);
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SRU(SPORT4_DA_O,SRC1_DAT_IP_I);
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SRU(DAI_PB06_O,SRC1_CLK_OP_I);
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SRU(DAI_PB05_O,SRC1_FS_OP_I);
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SRU(HIGH, PBEN17_I);
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SRU(SRC1_DAT_OP_O,DAI_PB17_I);
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}
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}
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else{
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//sport 4 for usb output, sport 5 for usb input.
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SRU(DAI_PB06_O,SRC0_CLK_IP_I);
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SRU(DAI_PB05_O,SRC0_FS_IP_I);
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SRU(DAI_PB09_O,SRC0_DAT_IP_I);
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SRU(DAI_PB02_O,SRC0_CLK_OP_I);
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SRU(DAI_PB02_O,SPORT5_CLK_I);
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SRU(DAI_PB11_O,SRC0_FS_OP_I);
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SRU(DAI_PB11_O,SPORT5_FS_I);
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SRU(SRC0_DAT_OP_O,SPORT5_DA_I);
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//usb output.
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SRU(DAI_PB02_O,SPORT4_CLK_I);
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SRU(DAI_PB11_O,SPORT4_FS_I);
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SRU(DAI_PB02_O,SRC1_CLK_IP_I);
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SRU(DAI_PB11_O,SRC1_FS_IP_I);
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SRU(SPORT4_DA_O,SRC1_DAT_IP_I);
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SRU(DAI_PB06_O,SRC1_CLK_OP_I);
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SRU(DAI_PB05_O,SRC1_FS_OP_I);
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SRU(HIGH, PBEN17_I);
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SRU(SRC1_DAT_OP_O,DAI_PB17_I);
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}
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}
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void AudioConfigRule(int dual_dsp, int dsp_index, int extern_clock)
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{
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SRU(DAI_PB16_O, SPORT0_CLK_I);
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SRU(DAI_PB16_O, SPORT1_CLK_I);
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SRU(DAI_PB16_O, SPORT2_CLK_I);
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SRU(DAI_PB16_O, SPORT3_CLK_I);
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SRU(DAI_PB16_O, SPORT6_CLK_I);
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SRU(DAI_PB16_O, SPORT7_CLK_I);
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SRU(DAI_PB14_O, SPORT0_FS_I);
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SRU(DAI_PB14_O, SPORT1_FS_I);
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SRU(DAI_PB14_O, SPORT2_FS_I);
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SRU(DAI_PB14_O, SPORT3_FS_I);
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SRU(DAI_PB14_O, SPORT6_FS_I);
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SRU(DAI_PB14_O, SPORT7_FS_I);
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//input
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SRU(DAI_PB07_O, SPORT1_DA_I);
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SRU(DAI_PB13_O, SPORT1_DB_I);
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SRU(DAI_PB19_O, SPORT3_DA_I);
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SRU(DAI_PB01_O, SPORT3_DB_I);
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//output
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SRU(HIGH, PBEN10_I);
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SRU(SPORT0_DA_O, DAI_PB10_I);
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SRU(HIGH, PBEN20_I);
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SRU(SPORT0_DB_O, DAI_PB20_I);
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SRU(HIGH, PBEN08_I);
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SRU(SPORT2_DA_O, DAI_PB08_I);
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SRU(HIGH, PBEN04_I);
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SRU(SPORT2_DB_O, DAI_PB04_I);
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if(dsp_index ==1){
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DAI_map();
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}
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if(dsp_index ==0 && extern_clock ==0 ){
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aud_clk_generate();
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}
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USB_pinmap(dual_dsp , dsp_index);
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}
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/***************************NX****************************/
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void UsbConfigNx(int dual_dsp, int dsp_index, int master)
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{
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if(master){
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//USB
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SRU(DAI_PB12_O, SPORT4_CLK_I);
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SRU(DAI_PB12_O, SPORT5_CLK_I);
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SRU(DAI_PB15_O, SPORT4_FS_I);
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SRU(DAI_PB15_O, SPORT5_FS_I);
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if(dsp_index == 0){
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//usb input
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SRU(DAI_PB11_O, SPORT5_DA_I);
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//USB AUTOMIXER AEC
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if(dual_dsp){
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SRU(HIGH, PBEN05_I);
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SRU(SPORT6_DA_O, DAI_PB05_I);
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}
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else{
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//usb output
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SRU(HIGH, PBEN05_I);
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SRU(SPORT4_DA_O, DAI_PB05_I);
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}
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//USB CLOCK
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SRU(HIGH, PBEN12_I);
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SRU(HIGH, PBEN15_I);
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SRU(PCG_CLKC_O,DAI_PB12_I);
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SRU(PCG_FSC_O,DAI_PB15_I);
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SRU(DAI_PB06_O,PCG_EXTC_I);//MCLK
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}
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else{
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//usb output
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SRU(HIGH, PBEN11_I);
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SRU(SPORT4_DA_O, DAI_PB11_I);
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//USB AUTOMIXER AEC
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SRU(DAI_PB05_O, SPORT7_DA_I);
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}
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}
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else{
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if(dsp_index == 0){
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//USB AUTOMIXER AEC
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if(dual_dsp){
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SRU(HIGH, PBEN05_I);
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SRU(SPORT6_DA_O, DAI_PB05_I);
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//usb
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SRU(DAI_PB12_O,SRC0_CLK_IP_I);
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SRU(DAI_PB15_O,SRC0_FS_IP_I);
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SRU(DAI_PB11_O,SRC0_DAT_IP_I);
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SRU(DAI_PB18_O,SRC0_CLK_OP_I);
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SRU(DAI_PB18_O,SPORT5_CLK_I);
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SRU(DAI_PB04_O,SRC0_FS_OP_I);
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SRU(DAI_PB04_O,SPORT5_FS_I);
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SRU(SRC0_DAT_OP_O,SPORT5_DA_I);
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}
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else{
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//sport 4 for usb output, sport 5 for usb input.
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SRU(DAI_PB12_O,SRC0_CLK_IP_I);
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SRU(DAI_PB15_O,SRC0_FS_IP_I);
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SRU(DAI_PB11_O,SRC0_DAT_IP_I);
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SRU(DAI_PB18_O,SRC0_CLK_OP_I);
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SRU(DAI_PB18_O,SPORT5_CLK_I);
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SRU(DAI_PB04_O,SRC0_FS_OP_I);
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SRU(DAI_PB04_O,SPORT5_FS_I);
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SRU(SRC0_DAT_OP_O,SPORT5_DA_I);
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//usb output.
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SRU(DAI_PB18_O,SPORT4_CLK_I);
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SRU(DAI_PB04_O,SPORT4_FS_I);
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SRU(DAI_PB18_O,SRC1_CLK_IP_I);
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SRU(DAI_PB04_O,SRC1_FS_IP_I);
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SRU(SPORT4_DA_O,SRC1_DAT_IP_I);
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SRU(DAI_PB12_O,SRC1_CLK_OP_I);
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SRU(DAI_PB15_O,SRC1_FS_OP_I);
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SRU(HIGH, PBEN05_I);
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SRU(SRC1_DAT_OP_O,DAI_PB05_I);
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}
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}
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else{
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SRU(DAI_PB05_O, SPORT7_DA_I);//tdm input
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//usb
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SRU(DAI_PB04_O,SPORT5_FS_I);
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SRU(DAI_PB18_O,SPORT5_CLK_I);
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SRU(DAI_PB18_O,SPORT4_CLK_I);
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SRU(DAI_PB04_O,SPORT4_FS_I);
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SRU(DAI_PB18_O,SRC1_CLK_IP_I);
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SRU(DAI_PB04_O,SRC1_FS_IP_I);
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SRU(SPORT4_DA_O,SRC1_DAT_IP_I);
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SRU(DAI_PB12_O,SRC1_CLK_OP_I);
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SRU(DAI_PB15_O,SRC1_FS_OP_I);
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SRU(HIGH, PBEN11_I);
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SRU(SRC1_DAT_OP_O,DAI_PB11_I);
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}
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//USB CLOCK
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SRU(HIGH, PBEN18_I);
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SRU(HIGH, PBEN04_I);
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SRU(PCG_CLKC_O,DAI_PB18_I);
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SRU(PCG_FSC_O,DAI_PB04_I);
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SRU(DAI_PB06_O,PCG_EXTC_I);//MCLK
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}
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}
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void AudioConfigNx(int dual_dsp, int dsp_index, int usb_master)
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{
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/***************AUDIO ROUTE****************/
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//ANALOG
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SRU(DAI_PB19_O, SPORT0_CLK_I);
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SRU(DAI_PB19_O, SPORT1_CLK_I);
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SRU(DAI_PB19_O, SPORT6_CLK_I);
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SRU(DAI_PB19_O, SPORT7_CLK_I);
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SRU(DAI_PB20_O, SPORT0_FS_I);
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SRU(DAI_PB20_O, SPORT1_FS_I);
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SRU(DAI_PB20_O, SPORT6_FS_I);
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SRU(DAI_PB20_O, SPORT7_FS_I);
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//DANTE
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SRU(DAI_PB13_O, SPORT2_CLK_I);
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SRU(DAI_PB13_O, SPORT3_CLK_I);
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SRU(DAI_PB03_O, SPORT2_FS_I);
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SRU(DAI_PB03_O, SPORT3_FS_I);
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//DATA
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if(dsp_index == 0){
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//analog input
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SRU(DAI_PB17_O, SPORT1_DA_I);
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SRU(DAI_PB16_O, SPORT1_DB_I);
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//analog output
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SRU(HIGH, PBEN09_I);
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SRU(SPORT0_DA_O, DAI_PB09_I);
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SRU(HIGH, PBEN14_I);
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SRU(SPORT0_DB_O, DAI_PB14_I);
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//dante input
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SRU(DAI_PB02_O, SPORT3_DA_I);
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SRU(DAI_PB01_O, SPORT3_DB_I);
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//dante output
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SRU(HIGH, PBEN08_I);
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SRU(SPORT2_DA_O, DAI_PB08_I);
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SRU(HIGH, PBEN10_I);
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SRU(SPORT2_DB_O, DAI_PB10_I);
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}
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else{
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//analog input
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SRU(DAI_PB09_O, SPORT1_DA_I);
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SRU(DAI_PB14_O, SPORT1_DB_I);
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//analog output
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SRU(HIGH, PBEN17_I);
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SRU(SPORT0_DA_O, DAI_PB17_I);
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SRU(HIGH, PBEN16_I);
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SRU(SPORT0_DB_O, DAI_PB16_I);
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//dante input
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SRU(DAI_PB08_O, SPORT3_DA_I);
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SRU(DAI_PB10_O, SPORT3_DB_I);
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//dante output
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SRU(HIGH, PBEN02_I);
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SRU(SPORT2_DA_O, DAI_PB02_I);
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SRU(HIGH, PBEN01_I);
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SRU(SPORT2_DB_O, DAI_PB01_I);
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}
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/******************************************/
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/******************CLOCK*******************/
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if(dsp_index == 0){
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//ADC CLOCK
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SRU(DAI_PB06_O,PCG_EXTA_I);//MCLK
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SRU(PCG_CLKA_O,PCG_EXTB_I);
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SRU(HIGH, PBEN19_I); //clk
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SRU(PCG_FSB_O,DAI_PB19_I);
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SRU(HIGH, PBEN20_I); //fs
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SRU(PCG_FSA_O,DAI_PB20_I);
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}
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/*******************************************/
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/**********************USB**********************/
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UsbConfigNx(dual_dsp, dsp_index, usb_master);
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/***********************************************/
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}
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void InitSRC(void)
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{
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//============================================================
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//
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// Configure SRC Control Register (SRCCTL0).
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//
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// SRC1_IN_I2S : SRC1 Serial Input Format= I2S mode
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// SRC1_OUT_I2S: SRC1 Serial Output Format= I2S mode
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// SRC1_OUT_24 : Output Word Length= 24 bits
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//------------------------------------------------------------
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*pSRCCTL0 = SRC0_IN_I2S | SRC0_OUT_I2S | SRC0_OUT_24 | SRC1_IN_I2S | SRC1_OUT_I2S | SRC1_OUT_24;
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//*pSRCCTL0 = SRC0_IN_LJ | SRC0_OUT_LJ | SRC0_OUT_24 |SRC1_IN_LJ | SRC1_OUT_LJ | SRC1_OUT_24;
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// Enable SRC1 in a different cycle than setting the configuration
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*pSRCCTL0 |= SRC0_ENABLE|SRC1_ENABLE;
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//*pSRCCTL0 = SRC0_SMODEIN0 | SRC0_SMODEOUT0 | SRC0_ENABLE ;
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}
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