diff options
Diffstat (limited to 'target/linux/ramips/files/drivers/usb/host/mtk-phy-7621.c')
| -rw-r--r-- | target/linux/ramips/files/drivers/usb/host/mtk-phy-7621.c | 445 |
1 files changed, 445 insertions, 0 deletions
diff --git a/target/linux/ramips/files/drivers/usb/host/mtk-phy-7621.c b/target/linux/ramips/files/drivers/usb/host/mtk-phy-7621.c new file mode 100644 index 0000000000..4e9c0d7a8d --- /dev/null +++ b/target/linux/ramips/files/drivers/usb/host/mtk-phy-7621.c @@ -0,0 +1,445 @@ +#include "mtk-phy.h" + +#ifdef CONFIG_PROJECT_7621 +#include "mtk-phy-7621.h" + +//not used on SoC +PHY_INT32 phy_init(struct u3phy_info *info){ + return PHY_TRUE; +} + +//not used on SoC +PHY_INT32 phy_change_pipe_phase(struct u3phy_info *info, PHY_INT32 phy_drv, PHY_INT32 pipe_phase){ + return PHY_TRUE; +} + +//-------------------------------------------------------- +// Function : fgEyeScanHelper_CheckPtInRegion() +// Description : Check if the test point is in a rectangle region. +// If it is in the rectangle, also check if this point +// is on the multiple of deltaX and deltaY. +// Parameter : strucScanRegion * prEye - the region +// BYTE bX +// BYTE bY +// Return : BYTE - TRUE : This point needs to be tested +// FALSE: This point will be omitted +// Note : First check within the rectangle. +// Secondly, use modulous to check if the point will be tested. +//-------------------------------------------------------- +static PHY_INT8 fgEyeScanHelper_CheckPtInRegion(struct strucScanRegion * prEye, PHY_INT8 bX, PHY_INT8 bY) +{ + PHY_INT8 fgValid = true; + + + /// Be careful, the axis origin is on the TOP-LEFT corner. + /// Therefore the top-left point has the minimum X and Y + /// Botton-right point is the maximum X and Y + if ( (prEye->bX_tl <= bX) && (bX <= prEye->bX_br) + && (prEye->bY_tl <= bY) && (bY <= prEye->bX_br)) + { + // With the region, now check whether or not the input test point is + // on the multiples of X and Y + // Do not have to worry about negative value, because we have already + // check the input bX, and bY is within the region. + if ( ((bX - prEye->bX_tl) % (prEye->bDeltaX)) + || ((bY - prEye->bY_tl) % (prEye->bDeltaY)) ) + { + // if the division will have remainder, that means + // the input test point is on the multiples of X and Y + fgValid = false; + } + else + { + } + } + else + { + + fgValid = false; + } + return fgValid; +} + +//-------------------------------------------------------- +// Function : EyeScanHelper_RunTest() +// Description : Enable the test, and wait til it is completed +// Parameter : None +// Return : None +// Note : None +//-------------------------------------------------------- +static void EyeScanHelper_RunTest(struct u3phy_info *info) +{ + DRV_UDELAY(100); + // Disable the test + U3PhyWriteField32(((PHY_UINT32)&info->u3phyd_regs->eq_eye0) + , RG_SSUSB_EQ_EYE_CNT_EN_OFST, RG_SSUSB_EQ_EYE_CNT_EN, 0); //RG_SSUSB_RX_EYE_CNT_EN = 0 + DRV_UDELAY(100); + // Run the test + U3PhyWriteField32(((PHY_UINT32)&info->u3phyd_regs->eq_eye0) + , RG_SSUSB_EQ_EYE_CNT_EN_OFST, RG_SSUSB_EQ_EYE_CNT_EN, 1); //RG_SSUSB_RX_EYE_CNT_EN = 1 + DRV_UDELAY(100); + // Wait til it's done + //RGS_SSUSB_RX_EYE_CNT_RDY + while(!U3PhyReadField32(((PHY_UINT32)&info->u3phyd_regs->phya_rx_mon5) + , RGS_SSUSB_EQ_EYE_CNT_RDY_OFST, RGS_SSUSB_EQ_EYE_CNT_RDY)); +} + +//-------------------------------------------------------- +// Function : fgEyeScanHelper_CalNextPoint() +// Description : Calcualte the test point for the measurement +// Parameter : None +// Return : BOOL - TRUE : the next point is within the +// boundaryof HW limit +// FALSE: the next point is out of the HW limit +// Note : The next point is obtained by calculating +// from the bottom left of the region rectangle +// and then scanning up until it reaches the upper +// limit. At this time, the x will increment, and +// start scanning downwards until the y hits the +// zero. +//-------------------------------------------------------- +static PHY_INT8 fgEyeScanHelper_CalNextPoint(void) +{ + if ( ((_bYcurr == MAX_Y) && (_eScanDir == SCAN_DN)) + || ((_bYcurr == MIN_Y) && (_eScanDir == SCAN_UP)) + ) + { + /// Reaches the limit of Y axis + /// Increment X + _bXcurr++; + _fgXChged = true; + _eScanDir = (_eScanDir == SCAN_UP) ? SCAN_DN : SCAN_UP; + + if (_bXcurr > MAX_X) + { + return false; + } + } + else + { + _bYcurr = (_eScanDir == SCAN_DN) ? _bYcurr + 1 : _bYcurr - 1; + _fgXChged = false; + } + return PHY_TRUE; +} + +PHY_INT32 eyescan_init(struct u3phy_info *info){ + //initial PHY setting + U3PhyWriteField32(((PHY_UINT32)&info->u3phya_regs->rega) + , RG_SSUSB_CDR_EPEN_OFST, RG_SSUSB_CDR_EPEN, 1); + U3PhyWriteField32(((PHY_UINT32)&info->u3phyd_regs->phyd_mix3) + , RG_SSUSB_FORCE_CDR_PI_PWD_OFST, RG_SSUSB_FORCE_CDR_PI_PWD, 1); + U3PhyWriteField32(((PHY_UINT32)&info->u3phyd_bank2_regs->b2_phyd_misc0) + , RG_SSUSB_RX_PI_CAL_EN_SEL_OFST, RG_SSUSB_RX_PI_CAL_EN_SEL, 1); //RG_SSUSB_RX_PI_CAL_MANUAL_SEL = 1 + U3PhyWriteField32(((PHY_UINT32)&info->u3phyd_bank2_regs->b2_phyd_misc0) + , RG_SSUSB_RX_PI_CAL_EN_OFST, RG_SSUSB_RX_PI_CAL_EN, 1); //RG_SSUSB_RX_PI_CAL_MANUAL_EN = 1 + return PHY_TRUE; +} + +PHY_INT32 phy_eyescan(struct u3phy_info *info, PHY_INT32 x_t1, PHY_INT32 y_t1, PHY_INT32 x_br, PHY_INT32 y_br, PHY_INT32 delta_x, PHY_INT32 delta_y + , PHY_INT32 eye_cnt, PHY_INT32 num_cnt, PHY_INT32 PI_cal_en, PHY_INT32 num_ignore_cnt){ + PHY_INT32 cOfst = 0; + PHY_UINT8 bIdxX = 0; + PHY_UINT8 bIdxY = 0; + //PHY_INT8 bCnt = 0; + PHY_UINT8 bIdxCycCnt = 0; + PHY_INT8 fgValid; + PHY_INT8 cX; + PHY_INT8 cY; + PHY_UINT8 bExtendCnt; + PHY_INT8 isContinue; + //PHY_INT8 isBreak; + PHY_UINT32 wErr0 = 0, wErr1 = 0; + //PHY_UINT32 temp; + + PHY_UINT32 pwErrCnt0[CYCLE_COUNT_MAX][ERRCNT_MAX][ERRCNT_MAX]; + PHY_UINT32 pwErrCnt1[CYCLE_COUNT_MAX][ERRCNT_MAX][ERRCNT_MAX]; + + _rEye1.bX_tl = x_t1; + _rEye1.bY_tl = y_t1; + _rEye1.bX_br = x_br; + _rEye1.bY_br = y_br; + _rEye1.bDeltaX = delta_x; + _rEye1.bDeltaY = delta_y; + + _rEye2.bX_tl = x_t1; + _rEye2.bY_tl = y_t1; + _rEye2.bX_br = x_br; + _rEye2.bY_br = y_br; + _rEye2.bDeltaX = delta_x; + _rEye2.bDeltaY = delta_y; + + _rTestCycle.wEyeCnt = eye_cnt; + _rTestCycle.bNumOfEyeCnt = num_cnt; + _rTestCycle.bNumOfIgnoreCnt = num_ignore_cnt; + _rTestCycle.bPICalEn = PI_cal_en; + + _bXcurr = 0; + _bYcurr = 0; + _eScanDir = SCAN_DN; + _fgXChged = false; + + printk("x_t1: %x, y_t1: %x, x_br: %x, y_br: %x, delta_x: %x, delta_y: %x, \ + eye_cnt: %x, num_cnt: %x, PI_cal_en: %x, num_ignore_cnt: %x\n", \ + x_t1, y_t1, x_br, y_br, delta_x, delta_y, eye_cnt, num_cnt, PI_cal_en, num_ignore_cnt); + + //force SIGDET to OFF + U3PhyWriteField32(((PHY_UINT32)&info->u3phyd_bank2_regs->b2_phyd_misc0) + , RG_SSUSB_RX_SIGDET_EN_SEL_OFST, RG_SSUSB_RX_SIGDET_EN_SEL, 1); //RG_SSUSB_RX_SIGDET_SEL = 1 + U3PhyWriteField32(((PHY_UINT32)&info->u3phyd_bank2_regs->b2_phyd_misc0) + , RG_SSUSB_RX_SIGDET_EN_OFST, RG_SSUSB_RX_SIGDET_EN, 0); //RG_SSUSB_RX_SIGDET_EN = 0 + U3PhyWriteField32(((PHY_UINT32)&info->u3phyd_regs->eq_eye1) + , RG_SSUSB_EQ_SIGDET_OFST, RG_SSUSB_EQ_SIGDET, 0); //RG_SSUSB_RX_SIGDET = 0 + + // RX_TRI_DET_EN to Disable + U3PhyWriteField32(((PHY_UINT32)&info->u3phyd_regs->eq3) + , RG_SSUSB_EQ_TRI_DET_EN_OFST, RG_SSUSB_EQ_TRI_DET_EN, 0); //RG_SSUSB_RX_TRI_DET_EN = 0 + + U3PhyWriteField32(((PHY_UINT32)&info->u3phyd_regs->eq_eye0) + , RG_SSUSB_EQ_EYE_MON_EN_OFST, RG_SSUSB_EQ_EYE_MON_EN, 1); //RG_SSUSB_EYE_MON_EN = 1 + U3PhyWriteField32(((PHY_UINT32)&info->u3phyd_regs->eq_eye0) + , RG_SSUSB_EQ_EYE_XOFFSET_OFST, RG_SSUSB_EQ_EYE_XOFFSET, 0); //RG_SSUSB_RX_EYE_XOFFSET = 0 + U3PhyWriteField32(((PHY_UINT32)&info->u3phyd_regs->eq_eye0) + , RG_SSUSB_EQ_EYE0_Y_OFST, RG_SSUSB_EQ_EYE0_Y, 0); //RG_SSUSB_RX_EYE0_Y = 0 + U3PhyWriteField32(((PHY_UINT32)&info->u3phyd_regs->eq_eye0) + , RG_SSUSB_EQ_EYE1_Y_OFST, RG_SSUSB_EQ_EYE1_Y, 0); //RG_SSUSB_RX_EYE1_Y = 0 + + + if (PI_cal_en){ + // PI Calibration + U3PhyWriteField32(((PHY_UINT32)&info->u3phyd_bank2_regs->b2_phyd_misc0) + , RG_SSUSB_RX_PI_CAL_EN_SEL_OFST, RG_SSUSB_RX_PI_CAL_EN_SEL, 1); //RG_SSUSB_RX_PI_CAL_MANUAL_SEL = 1 + U3PhyWriteField32(((PHY_UINT32)&info->u3phyd_bank2_regs->b2_phyd_misc0) + , RG_SSUSB_RX_PI_CAL_EN_OFST, RG_SSUSB_RX_PI_CAL_EN, 0); //RG_SSUSB_RX_PI_CAL_MANUAL_EN = 0 + U3PhyWriteField32(((PHY_UINT32)&info->u3phyd_bank2_regs->b2_phyd_misc0) + , RG_SSUSB_RX_PI_CAL_EN_OFST, RG_SSUSB_RX_PI_CAL_EN, 1); //RG_SSUSB_RX_PI_CAL_MANUAL_EN = 1 + + DRV_UDELAY(20); + + U3PhyWriteField32(((PHY_UINT32)&info->u3phyd_bank2_regs->b2_phyd_misc0) + , RG_SSUSB_RX_PI_CAL_EN_OFST, RG_SSUSB_RX_PI_CAL_EN, 0); //RG_SSUSB_RX_PI_CAL_MANUAL_EN = 0 + _bPIResult = U3PhyReadField32(((PHY_UINT32)&info->u3phyd_regs->phya_rx_mon5) + , RGS_SSUSB_EQ_PILPO_OFST, RGS_SSUSB_EQ_PILPO); //read RGS_SSUSB_RX_PILPO + + printk(KERN_ERR "PI result: %d\n", _bPIResult); + } + // Read Initial DAC + // Set CYCLE + U3PhyWriteField32(((PHY_UINT32)&info->u3phyd_regs->eq_eye3) + ,RG_SSUSB_EQ_EYE_CNT_OFST, RG_SSUSB_EQ_EYE_CNT, eye_cnt); //RG_SSUSB_RX_EYE_CNT + + // Eye Monitor Feature + U3PhyWriteField32(((PHY_UINT32)&info->u3phyd_regs->eq_eye1) + , RG_SSUSB_EQ_EYE_MASK_OFST, RG_SSUSB_EQ_EYE_MASK, 0x3ff); //RG_SSUSB_RX_EYE_MASK = 0x3ff + U3PhyWriteField32(((PHY_UINT32)&info->u3phyd_regs->eq_eye0) + , RG_SSUSB_EQ_EYE_MON_EN_OFST, RG_SSUSB_EQ_EYE_MON_EN, 1); //RG_SSUSB_EYE_MON_EN = 1 + + // Move X,Y to the top-left corner + for (cOfst = 0; cOfst >= -64; cOfst--) + { + U3PhyWriteField32(((PHY_UINT32)&info->u3phyd_regs->eq_eye0) + ,RG_SSUSB_EQ_EYE_XOFFSET_OFST, RG_SSUSB_EQ_EYE_XOFFSET, cOfst); //RG_SSUSB_RX_EYE_XOFFSET + } + for (cOfst = 0; cOfst < 64; cOfst++) + { + U3PhyWriteField32(((PHY_UINT32)&info->u3phyd_regs->eq_eye0) + , RG_SSUSB_EQ_EYE0_Y_OFST, RG_SSUSB_EQ_EYE0_Y, cOfst); //RG_SSUSB_RX_EYE0_Y + U3PhyWriteField32(((PHY_UINT32)&info->u3phyd_regs->eq_eye0) + , RG_SSUSB_EQ_EYE1_Y_OFST, RG_SSUSB_EQ_EYE1_Y, cOfst); //RG_SSUSB_RX_EYE1_Y + } + //ClearErrorResult + for(bIdxCycCnt = 0; bIdxCycCnt < CYCLE_COUNT_MAX; bIdxCycCnt++){ + for(bIdxX = 0; bIdxX < ERRCNT_MAX; bIdxX++) + { + for(bIdxY = 0; bIdxY < ERRCNT_MAX; bIdxY++){ + pwErrCnt0[bIdxCycCnt][bIdxX][bIdxY] = 0; + pwErrCnt1[bIdxCycCnt][bIdxX][bIdxY] = 0; + } + } + } + isContinue = true; + while(isContinue){ + //printk(KERN_ERR "_bXcurr: %d, _bYcurr: %d\n", _bXcurr, _bYcurr); + // The point is within the boundary, then let's check if it is within + // the testing region. + // The point is only test-able if one of the eye region + // includes this point. + fgValid = fgEyeScanHelper_CheckPtInRegion(&_rEye1, _bXcurr, _bYcurr) + || fgEyeScanHelper_CheckPtInRegion(&_rEye2, _bXcurr, _bYcurr); + // Translate bX and bY to 2's complement from where the origin was on the + // top left corner. + // 0x40 and 0x3F needs a bit of thinking!!!! >"< + cX = (_bXcurr ^ 0x40); + cY = (_bYcurr ^ 0x3F); + + // Set X if necessary + if (_fgXChged == true) + { + U3PhyWriteField32(((PHY_UINT32)&info->u3phyd_regs->eq_eye0) + , RG_SSUSB_EQ_EYE_XOFFSET_OFST, RG_SSUSB_EQ_EYE_XOFFSET, cX); //RG_SSUSB_RX_EYE_XOFFSET + } + // Set Y + U3PhyWriteField32(((PHY_UINT32)&info->u3phyd_regs->eq_eye0) + , RG_SSUSB_EQ_EYE0_Y_OFST, RG_SSUSB_EQ_EYE0_Y, cY); //RG_SSUSB_RX_EYE0_Y + U3PhyWriteField32(((PHY_UINT32)&info->u3phyd_regs->eq_eye0) + , RG_SSUSB_EQ_EYE1_Y_OFST, RG_SSUSB_EQ_EYE1_Y, cY); //RG_SSUSB_RX_EYE1_Y + + /// Test this point! + if (fgValid){ + for (bExtendCnt = 0; bExtendCnt < num_ignore_cnt; bExtendCnt++) + { + //run test + EyeScanHelper_RunTest(info); + } + for (bExtendCnt = 0; bExtendCnt < num_cnt; bExtendCnt++) + { + EyeScanHelper_RunTest(info); + wErr0 = U3PhyReadField32(((PHY_UINT32)&info->u3phyd_regs->phya_rx_mon3) + , RGS_SSUSB_EQ_EYE_MONITOR_ERRCNT_0_OFST, RGS_SSUSB_EQ_EYE_MONITOR_ERRCNT_0); + wErr1 = U3PhyReadField32(((PHY_UINT32)&info->u3phyd_regs->phya_rx_mon4) + , RGS_SSUSB_EQ_EYE_MONITOR_ERRCNT_1_OFST, RGS_SSUSB_EQ_EYE_MONITOR_ERRCNT_1); + + pwErrCnt0[bExtendCnt][_bXcurr][_bYcurr] = wErr0; + pwErrCnt1[bExtendCnt][_bXcurr][_bYcurr] = wErr1; + + //EyeScanHelper_GetResult(&_rRes.pwErrCnt0[bCnt], &_rRes.pwErrCnt1[bCnt]); +// printk(KERN_ERR "cnt[%d] cur_x,y [0x%x][0x%x], cX,cY [0x%x][0x%x], ErrCnt[%d][%d]\n" +// , bExtendCnt, _bXcurr, _bYcurr, cX, cY, pwErrCnt0[bExtendCnt][_bXcurr][_bYcurr], pwErrCnt1[bExtendCnt][_bXcurr][_bYcurr]); + } + //printk(KERN_ERR "cur_x,y [0x%x][0x%x], cX,cY [0x%x][0x%x], ErrCnt[%d][%d]\n", _bXcurr, _bYcurr, cX, cY, pwErrCnt0[0][_bXcurr][_bYcurr], pwErrCnt1[0][_bXcurr][_bYcurr]); + } + else{ + + } + if (fgEyeScanHelper_CalNextPoint() == false){ +#if 0 + printk(KERN_ERR "Xcurr [0x%x] Ycurr [0x%x]\n", _bXcurr, _bYcurr); + printk(KERN_ERR "XcurrREG [0x%x] YcurrREG [0x%x]\n", cX, cY); +#endif + printk(KERN_ERR "end of eye scan\n"); + isContinue = false; + } + } + printk(KERN_ERR "CurX [0x%x] CurY [0x%x]\n" + , U3PhyReadField32(((PHY_UINT32)&info->u3phyd_regs->eq_eye0), RG_SSUSB_EQ_EYE_XOFFSET_OFST, RG_SSUSB_EQ_EYE_XOFFSET) + , U3PhyReadField32(((PHY_UINT32)&info->u3phyd_regs->eq_eye0), RG_SSUSB_EQ_EYE0_Y_OFST, RG_SSUSB_EQ_EYE0_Y)); + + // Move X,Y to the top-left corner + for (cOfst = 63; cOfst >= 0; cOfst--) + { + U3PhyWriteField32(((PHY_UINT32)&info->u3phyd_regs->eq_eye0) + , RG_SSUSB_EQ_EYE_XOFFSET_OFST, RG_SSUSB_EQ_EYE_XOFFSET, cOfst); //RG_SSUSB_RX_EYE_XOFFSET + } + for (cOfst = 63; cOfst >= 0; cOfst--) + { + U3PhyWriteField32(((PHY_UINT32)&info->u3phyd_regs->eq_eye0) + , RG_SSUSB_EQ_EYE0_Y_OFST, RG_SSUSB_EQ_EYE0_Y, cOfst); + U3PhyWriteField32(((PHY_UINT32)&info->u3phyd_regs->eq_eye0) + , RG_SSUSB_EQ_EYE1_Y_OFST, RG_SSUSB_EQ_EYE1_Y, cOfst); + + } + printk(KERN_ERR "CurX [0x%x] CurY [0x%x]\n" + , U3PhyReadField32(((PHY_UINT32)&info->u3phyd_regs->eq_eye0), RG_SSUSB_EQ_EYE_XOFFSET_OFST, RG_SSUSB_EQ_EYE_XOFFSET) + , U3PhyReadField32(((PHY_UINT32)&info->u3phyd_regs->eq_eye0), RG_SSUSB_EQ_EYE0_Y_OFST, RG_SSUSB_EQ_EYE0_Y)); + + printk(KERN_ERR "PI result: %d\n", _bPIResult); + printk(KERN_ERR "pwErrCnt0 addr: 0x%x\n", (PHY_UINT32)pwErrCnt0); + printk(KERN_ERR "pwErrCnt1 addr: 0x%x\n", (PHY_UINT32)pwErrCnt1); + + return PHY_TRUE; +} + +//not used on SoC +PHY_INT32 u2_save_cur_en(struct u3phy_info *info){ + return PHY_TRUE; +} + +//not used on SoC +PHY_INT32 u2_save_cur_re(struct u3phy_info *info){ + return PHY_TRUE; +} + +PHY_INT32 u2_slew_rate_calibration(struct u3phy_info *info){ + PHY_INT32 i=0; + //PHY_INT32 j=0; + //PHY_INT8 u1SrCalVal = 0; + //PHY_INT8 u1Reg_addr_HSTX_SRCAL_EN; + PHY_INT32 fgRet = 0; + PHY_INT32 u4FmOut = 0; + PHY_INT32 u4Tmp = 0; + //PHY_INT32 temp; + + // => RG_USB20_HSTX_SRCAL_EN = 1 + // enable HS TX SR calibration + U3PhyWriteField32(((PHY_UINT32)&info->u2phy_regs->u2phyacr0) + , RG_USB20_HSTX_SRCAL_EN_OFST, RG_USB20_HSTX_SRCAL_EN, 0x1); + DRV_MSLEEP(1); + + // => RG_FRCK_EN = 1 + // Enable free run clock + U3PhyWriteField32(((PHY_UINT32)&info->sifslv_fm_regs->fmmonr1) + , RG_FRCK_EN_OFST, RG_FRCK_EN, 1); + + // MT6290 HS signal quality patch + // => RG_CYCLECNT = 400 + // Setting cyclecnt =400 + U3PhyWriteField32(((PHY_UINT32)&info->sifslv_fm_regs->fmcr0) + , RG_CYCLECNT_OFST, RG_CYCLECNT, 0x400); + + // => RG_FREQDET_EN = 1 + // Enable frequency meter + U3PhyWriteField32(((PHY_UINT32)&info->sifslv_fm_regs->fmcr0) + , RG_FREQDET_EN_OFST, RG_FREQDET_EN, 0x1); + + // wait for FM detection done, set 10ms timeout + for(i=0; i<10; i++){ + // => u4FmOut = USB_FM_OUT + // read FM_OUT + u4FmOut = U3PhyReadReg32(((PHY_UINT32)&info->sifslv_fm_regs->fmmonr0)); + printk("FM_OUT value: u4FmOut = %d(0x%08X)\n", u4FmOut, u4FmOut); + + // check if FM detection done + if (u4FmOut != 0) + { + fgRet = 0; + printk("FM detection done! loop = %d\n", i); + + break; + } + + fgRet = 1; + DRV_MSLEEP(1); + } + // => RG_FREQDET_EN = 0 + // disable frequency meter + U3PhyWriteField32(((PHY_UINT32)&info->sifslv_fm_regs->fmcr0) + , RG_FREQDET_EN_OFST, RG_FREQDET_EN, 0); + + // => RG_FRCK_EN = 0 + // disable free run clock + U3PhyWriteField32(((PHY_UINT32)&info->sifslv_fm_regs->fmmonr1) + , RG_FRCK_EN_OFST, RG_FRCK_EN, 0); + + // => RG_USB20_HSTX_SRCAL_EN = 0 + // disable HS TX SR calibration + U3PhyWriteField32(((PHY_UINT32)&info->u2phy_regs->u2phyacr0) + , RG_USB20_HSTX_SRCAL_EN_OFST, RG_USB20_HSTX_SRCAL_EN, 0); + DRV_MSLEEP(1); + + if(u4FmOut == 0){ + U3PhyWriteField32(((PHY_UINT32)&info->u2phy_regs->u2phyacr0) + , RG_USB20_HSTX_SRCTRL_OFST, RG_USB20_HSTX_SRCTRL, 0x4); + + fgRet = 1; + } + else{ + // set reg = (1024/FM_OUT) * 25 * 0.028 (round to the nearest digits) + u4Tmp = (((1024 * 25 * U2_SR_COEF_7621) / u4FmOut) + 500) / 1000; + printk("SR calibration value u1SrCalVal = %d\n", (PHY_UINT8)u4Tmp); + U3PhyWriteField32(((PHY_UINT32)&info->u2phy_regs->u2phyacr0) + , RG_USB20_HSTX_SRCTRL_OFST, RG_USB20_HSTX_SRCTRL, u4Tmp); + } + return fgRet; +} + +#endif |