[Feature]Upload Modem source code

Change-Id: Id4294f30faced84d3e6fd6d5e61e1111bf287a37
diff --git a/mcu/driver/devdrv/pll/src/pll_gen97.c b/mcu/driver/devdrv/pll/src/pll_gen97.c
new file mode 100644
index 0000000..1d14c53
--- /dev/null
+++ b/mcu/driver/devdrv/pll/src/pll_gen97.c
@@ -0,0 +1,858 @@
+/*****************************************************************************
+*  Copyright Statement:
+*  --------------------
+*  This software is protected by Copyright and the information contained
+*  herein is confidential. The software may not be copied and the information
+*  contained herein may not be used or disclosed except with the written
+*  permission of MediaTek Inc. (C) 2012
+*
+*  BY OPENING THIS FILE, BUYER HEREBY UNEQUIVOCALLY ACKNOWLEDGES AND AGREES
+*  THAT THE SOFTWARE/FIRMWARE AND ITS DOCUMENTATIONS ("MEDIATEK SOFTWARE")
+*  RECEIVED FROM MEDIATEK AND/OR ITS REPRESENTATIVES ARE PROVIDED TO BUYER ON
+*  AN "AS-IS" BASIS ONLY. MEDIATEK EXPRESSLY DISCLAIMS ANY AND ALL WARRANTIES,
+*  EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF
+*  MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE OR NONINFRINGEMENT.
+*  NEITHER DOES MEDIATEK PROVIDE ANY WARRANTY WHATSOEVER WITH RESPECT TO THE
+*  SOFTWARE OF ANY THIRD PARTY WHICH MAY BE USED BY, INCORPORATED IN, OR
+*  SUPPLIED WITH THE MEDIATEK SOFTWARE, AND BUYER AGREES TO LOOK ONLY TO SUCH
+*  THIRD PARTY FOR ANY WARRANTY CLAIM RELATING THERETO. MEDIATEK SHALL ALSO
+*  NOT BE RESPONSIBLE FOR ANY MEDIATEK SOFTWARE RELEASES MADE TO BUYER'S
+*  SPECIFICATION OR TO CONFORM TO A PARTICULAR STANDARD OR OPEN FORUM.
+*
+*  BUYER'S SOLE AND EXCLUSIVE REMEDY AND MEDIATEK'S ENTIRE AND CUMULATIVE
+*  LIABILITY WITH RESPECT TO THE MEDIATEK SOFTWARE RELEASED HEREUNDER WILL BE,
+*  AT MEDIATEK'S OPTION, TO REVISE OR REPLACE THE MEDIATEK SOFTWARE AT ISSUE,
+*  OR REFUND ANY SOFTWARE LICENSE FEES OR SERVICE CHARGE PAID BY BUYER TO
+*  MEDIATEK FOR SUCH MEDIATEK SOFTWARE AT ISSUE.
+*
+*  THE TRANSACTION CONTEMPLATED HEREUNDER SHALL BE CONSTRUED IN ACCORDANCE
+*  WITH THE LAWS OF THE STATE OF CALIFORNIA, USA, EXCLUDING ITS CONFLICT OF
+*  LAWS PRINCIPLES.  ANY DISPUTES, CONTROVERSIES OR CLAIMS ARISING THEREOF AND
+*  RELATED THERETO SHALL BE SETTLED BY ARBITRATION IN SAN FRANCISCO, CA, UNDER
+*  THE RULES OF THE INTERNATIONAL CHAMBER OF COMMERCE (ICC).
+*
+*****************************************************************************/
+
+/*******************************************************************************
+ * Filename:
+ * ---------
+ *   pll_gen97.c
+ *
+ * Project:
+ * --------
+ *   UMOLYE
+ *
+ * Description:
+ * ------------
+ *   PLL Related Functions
+ *
+ * Author:
+ * -------
+ * -------
+ *
+ * ==========================================================================
+ * $Log$
+ *
+ * 11 24 2020 e-lin.ho
+ * [MOLY00593429] [Gen97] Check-in debug code to get high precision MDPLL frequency in exception flow
+ * 	
+ * 	[Gen97] Check-in debug code to get high precision MDPLL frequency in exception flow
+ *
+ * 07 29 2020 e-lin.ho
+ * [MOLY00521672] [Gen97] Colgin SB Branch & Call for Check-in
+ * 	
+ * 	.
+ *
+ * 07 15 2020 e-lin.ho
+ * [MOLY00546221] [Palmer call for check-in] Add Macro for MT6833
+ * 	
+ * 	[Palmer call for check-in] Add Macro for MT6833
+ *
+ * 06 17 2020 jun-ying.huang
+ * [MOLY00535069] [MMRFD][UCNT] Read D die PLL CNT at exception flow
+ * Add PLL related function
+ *
+ * 03 20 2020 jun-ying.huang
+ * [MOLY00505554] [VMOLY][Mouton]Sync/Update Mouton Bring up code
+ * .
+ *
+ * 01 16 2020 jun-ying.huang
+ * [MOLY00474985] [MOUTON call for check-in] Add Macro for MT6853
+ * .
+ *
+ * 11 05 2019 jun-ying.huang
+ * [MOLY00457260] [MARGAUX call for check-in]Update related driver for MARGAUX
+ * .
+ *
+ * 09 23 2019 jun-ying.huang
+ * [MOLY00442314] [MARGAUX call for check-in] Add Macro for  MT6873
+ * .
+ *
+ * 09 03 2019 jun-ying.huang
+ * [MOLY00431611] [VMOLY][Petrus]Update related driver for Petrus.
+ * Update AMIF&PLL driver
+ *
+ * 08 20 2019 jun-ying.huang
+ * [MOLY00431611] [VMOLY][Petrus]Update related driver for Petrus.
+ * Update DCM and PLL driver
+ *
+ * 06 26 2019 jun-ying.huang
+ * [MOLY00416732] [APOLLO][VMOLY]Update PLL setting
+ * Change NR_TXBSRP clock from 624 to 450Mhz due to TXBSRP issue
+ *
+ * 06 11 2019 jun-ying.huang
+ * [MOLY00406229] [VMOLY][MT6885]Update PLL init setting
+ * Update MDMCUPLL
+ *
+ * 05 14 2019 jun-ying.huang
+ * [MOLY00406229] [VMOLY][MT6885]Update PLL init setting
+ * Update PLL setting for Petrus
+ *
+ * 12 21 2018 jun-ying.huang
+ * [MOLY00370736] [MT6885]Update PLL for MT6885
+ * PLL init setting change for APOLLO request
+ *
+ * 12 05 2018 jun-ying.huang
+ * [MOLY00370736] [MT6885]Update PLL for MT6885
+ * .
+ *
+ * 11 29 2018 jun-ying.huang
+ * [MOLY00368816] [MT6297][APOLLO]Update PLL driver
+ * Bus fix for frequency meter
+ *
+ * 11 01 2018 jun-ying.huang
+ * [MOLY00329887] [MT6297][APOLLO]Update PLL driver for Gen97
+ * Update PLL init
+ *
+ * 09 11 2018 jun-ying.huang
+ * [MOLY00351556] [MT6297]Remove 26M status check in BASIC/MD only load
+ * .
+ *
+ * 08 17 2018 jun-ying.huang
+ * [MOLY00329887] [MT6297][APOLLO]Update PLL driver for Gen97
+ * .
+ *
+ * 08 09 2018 jun-ying.huang
+ * [MOLY00329887] [MT6297][APOLLO]Update PLL driver for Gen97
+ * .
+ *
+ * 07 30 2018 jun-ying.huang
+ * [MOLY00329887] [MT6297][APOLLO]Update PLL driver for Gen97
+ * .
+ *
+ * 07 13 2018 jun-ying.huang
+ * [MOLY00329887] [MT6297][APOLLO]Update PLL driver for Gen97
+ * .
+ *
+ * 07 06 2018 jun-ying.huang
+ * [MOLY00329887] [MT6297][APOLLO]Update PLL driver for Gen97
+ * .
+ *
+ * 06 06 2018 jun-ying.huang
+ * [MOLY00329887] [MT6297][APOLLO]Update PLL driver for Gen97
+ * 1st version of PLL driver
+ *
+ * 06 06 2018 jun-ying.huang
+ * [MOLY00329887] [MT6297][APOLLO]Update PLL driver for Gen97
+ * .
+ *
+ * 05 30 2018 jun-ying.huang
+ * [MOLY00329887] [MT6297][APOLLO]Update PLL driver for Gen97
+ * draft version
+ *
+ *
+ *
+ ****************************************************************************/
+
+#ifdef __MTK_TARGET__ /* should NOT be compiled on MODIS */
+
+/*******************************************************************************
+ * Locally Used Options
+ *******************************************************************************/
+
+/*******************************************************************************
+ * Include header files
+ *******************************************************************************/
+
+#include "pll.h"
+#include "kal_public_api.h"
+#include "sync_data.h"
+#include "us_timer.h"
+#include "sleepdrv_common.h"
+#include "ex_public.h"
+
+/*******************************************************************************
+ * external functions
+ *******************************************************************************/
+extern void PLL_SEC_SW_VERSION_ENHANCE();
+
+/* Below for debugging */
+const char PLL_FM_clock[PLL_FM_NUM][32] =
+{
+    "AD_MDNRPLL5",            /* 0 */
+    "AD_MDNRPLL4_1",
+    "AD_MDNRPLL4_0",
+    "AD_MDNRPLL3",
+    "AD_MDNRPLL2",
+    "AD_MDNRPLL1",            /* 5 */
+    "AD_MDNRPLL0",
+    "MDSYS_NRL2_CLOCK",	
+    "MDRXSYS_DFESYNC_CLOCK",
+  #if defined(MT6297)/* APOLLO */	
+    "MDTOP_F208M_CLOCK",
+    "TRACE_MON_CLOCK",        /* 10 */
+    "MDSYS_208M_CLOCK",		
+  #else/* PETRUS and later */
+    "MDTOP_F216P7M_CLOCK",
+    "TRACE_MON_CLOCK",        /* 10 */
+    "MDSYS_216P7M_CLOCK",	  
+  #endif
+    "MDRXSYS_RAKE_CLOCK",	
+    "MDRXSYS_BRP_CLOCK",		
+    "MDRXSYS_VDSP_CLOCK",	
+    "MDTOP_LOG_ATB_CLOCK",    /* 15 */
+    "FESYS_CSYS_CLOCK",	
+    "MDSYS_SHAOLIN_CLOCK",		
+    "FESYS_BSI_CLOCK",	
+    "MDSYS_MDCORE_CLOCK",		
+    "MDSYS_BUS2X_NODCM_CLOCK",/* 20 */
+    "MDSYS_BUS4X_CLOCK",	
+    "MDTOP_DBG_CLOCK",	
+    "AD_MDBPI_PLL_D7",		
+    "AD_MDBPI_PLL_D5",
+    "AD_MDBPI_PLL_D4",        /* 25 */
+    "AD_MDBPI_PLL_D3",	
+    "AD_MDBPI_PLL_D2",	
+    "AD_MDBRP_PLL",		
+    "AD_MDVDSP_PLL",
+    "AD_MDMCU_PLL",	          /* 30 */	
+  #if defined(MT6297)/* APOLLO */	
+    "MDTOP_BUS4X_CLOCK",	
+    "RXCPC_CPC_CLOCK",	
+    "RXDDMBRP_RXCSI_CLOCK",		
+    "RXDDMBRP_RXDBRP_CLOCK",
+    "RXDDMBRP_RXDDM_CLOCK",	  /* 35 */	
+    "MCORE_MCORE_CLOCK",	
+    "VCOREHRAM_VCORE_CLOCK",	
+    "VCOREHRAM_HRAM_CLOCK",		
+    "FESYS_TXBSRP_CLOCK",
+    "FESYS_MDPLL_CLOCK",	  /* 40 */
+    "TX_CS_NR_RXT2F_NR_CLOCK",	
+    "TX_CS_NR_TXBSRP_NR_CLOCK",	
+    "TX_CS_NR_CM_NR_CLOCK",		
+    "TX_CS_NR_CS_NR_CLOCK",
+/* below no use */	
+    "null_45",                /* 45 */		
+    "null_46",	
+    "null_47"  
+  #else/* PETRUS and later */
+    "DFESYS_RXDFE_BB_CORE_CLOCK",
+    "AD_MDNRPLL4_2",  
+    "MDTOP_BUS4X_FIXED_CLOCK",
+    "DA_DRF_26M_CLOCK",      
+    "MDTOP_BUS4X_CLOCK",	  /* 35 */
+    "RXCPC_CPC_CLOCK",		
+    "RXDDMBRP_RXDBRP_CLOCK",
+    "RXDDMBRP_RXDDM_CLOCK",	  	
+    "MCORE_MCORE_CLOCK",	
+    "VCOREHRAM_VCORE_CLOCK",  /* 40 */	
+    "VCOREHRAM_HRAM_CLOCK",		
+    "FESYS_TXBSRP_CLOCK",
+    "FESYS_MDPLL_CLOCK",	  
+    "TX_CS_NR_RXT2F_NR_CLOCK",	
+    "TX_CS_NR_TXBSRP_NR_CLOCK",/* 45 */
+    "TX_CS_NR_CM_NR_CLOCK",		
+    "TX_CS_NR_CS_NR_CLOCK" 
+    /* we couldn't add more PLL here... */
+  #endif
+};
+
+PLL_CLK_INFO g_pll_info = {0};
+
+/* Above for debugging */
+
+/**
+ * This function is used to detect ASIC or FPGA version of Palladium
+ */
+__PLL_CODE_IN_BOOT__ kal_bool PLL_FPGA_IS_ASIC(void)
+{
+#if defined(__FPGA__)
+    kal_uint32 asic_flag = *((volatile kal_uint32 *)(0xA0000018)) & (0x1 << 7);
+
+    if (asic_flag == 0)
+        return KAL_TRUE;
+    else
+        return KAL_FALSE;
+#else
+    return KAL_TRUE;
+#endif
+}
+
+__PLL_CODE_IN_BOOT__ void INT_SetPLL_Gen97(void)
+{
+#if defined(MT6297)/* APOLLO */    
+    // Default md_srclkena_ack settle time = 150T 32K  
+    *REG_MDTOP_PLLMIXED_DCXO_PLL_SETTLE_CTL = (0x02021C00|SYS_CLK_SETTLE);
+
+    //Change ABBPLL_SETTLE_26M to 0x2F2==>29us
+    *REG_MDTOP_PLLMIXED_PLL_SETTLE_26M_CTL = 0x17920803;
+
+    // Set HRAM to 800Mhz for initial 
+    *REG_MDTOP_CLKSW_NR_TXBSRP_DFS_FLEXCKGEN_SEL = 0x21;
+    *REG_MDTOP_CLKSW_IA_DFS_FLEXCKGEN_SEL = 0x0;  	  
+    *REG_MDTOP_CLKSW_HRAM_DFS_FLEXCKGEN_SEL = 0x30; // to NRPLL4_1_CK 800Mhz  
+    *REG_MDTOP_CLKSW_DFESYNC_FLEXCKGEN_SEL = 0x11;  // to BPIPLL    
+    *REG_MDTOP_CLKSW_SHAOLIN_DFS_FLEXCKGEN_SEL = 0x10; // to NRPLL1
+    *REG_MDTOP_CLKSW_MML2_DFS_FLEXCKGEN_SEL = 0x21;    // NRL2 spec to 450Mhz 	
+    *REG_MDTOP_CLKSW_MCORE_DFS_FLEXCKGEN_SEL = 0x10;   // MCORE spec to 900Mhz 
+    *REG_MDTOP_CLKSW_VCORE_DFS_FLEXCKGEN_SEL = 0x10;   // VCORE spec to 900Mhz
+
+    *REG_MDTOP_CLKSW_CLK_DUMMY = 0x00F7FFFF;      // NR0/1/2/4/5 PLL turn on
+
+    *REG_MDTOP_PLLMIXED_MDNRPLL3_CTL1 &= 0xFFFEFFFF; // set FBKSEL=0
+    *REG_MDTOP_PLLMIXED_MDNRPLL4_CTL1 &= 0xFFFEFFFF; // set FBKSEL=0
+    
+    *REG_MDTOP_PLLMIXED_MDBPIPLL_CTL0  = 0x80117B13; // Fixed Fvco = 1818Mhz (for HRAM to 910Mhz). (/2)909M, (/3)606M, (/4)454M, (/5)363M, (/6)303M, (/7)259M
+    *REG_MDTOP_PLLMIXED_MDBRPPLL_CTL0  = 0x8023D800; // Fvco = 3728Mhz. 3728/4 = 932Mhz
+    *REG_MDTOP_PLLMIXED_MDVDSPPLL_CTL0 = 0x80229E00; // Fvco = 3600Mhz. 3600/4 = 900Mhz
+    *REG_MDTOP_PLLMIXED_MDMCUPLL_CTL0  = 0x8019F626; // Fvco = 2700Mhz. 2700/3 = 900Mhz	
+
+    *REG_MDTOP_PLLMIXED_MDPLL_CTL0     = 0x80180000; // Fvco = 2496Mhz. 2496/4 = 624Mhz	
+    *REG_MDTOP_PLLMIXED_MDPLL_CTL1     = 0x12;
+    
+    *REG_MDTOP_PLLMIXED_MDNRPLL0_CTL0  = 0x80133C00; // Fvco = 2000Mhz. 2000/2 = 1000Mhz 
+    *REG_MDTOP_PLLMIXED_MDNRPLL1_CTL0  = 0x80171400; // Fvco = 2400Mhz. 2400/2 = 1200Mhz
+    *REG_MDTOP_PLLMIXED_MDNRPLL2_CTL0  = 0x801AEC00; // Fvco = 2800Mhz. 2800/2 = 1400Mhz
+    *REG_MDTOP_PLLMIXED_MDNRPLL3_CTL0  = 0x80180000; // Fvco = 2496Mhz. 2496/4 = 624Mhz
+    *REG_MDTOP_PLLMIXED_MDNRPLL4_CTL0  = 0x800F6200; // Fvco = 1600Mhz. 1600/1 = 1600Mhz
+    *REG_MDTOP_PLLMIXED_MDNRPLL5_CTL0  = 0x801CD800; // Fvco = 3000Mhz. 3000/2 = 1500Mhz
+	
+    //#if defined(MT6297_IA)/* 97 IA */
+    //	*REG_MDTOP_PLLMIXED_PLL_ON_CTL = 0xDC00DC0;      // force NR0/1/2/4/5 PLL turn on       
+    //#else/* 97 SHAOLIN */
+    //	*REG_MDTOP_PLLMIXED_PLL_ON_CTL = 0x5C005C0;      // force NR0/1/2/4 PLL turn on     
+    //#endif	
+
+#else /* PETRUS, MARGAUX, MOUTON, COLGIN, Palmer */
+    // Default md_srclkena_ack settle time = SYS_CLK_SETTLE T 32K in sleepdrv_common.h 
+    *REG_MDTOP_PLLMIXED_DCXO_PLL_SETTLE_CTL = (0x02021C00|SYS_CLK_SETTLE);
+
+    //Change ABBPLL_SETTLE_26M to 0x2F2==>29us
+    *REG_MDTOP_PLLMIXED_PLL_SETTLE_26M_CTL = 0x17920803;
+
+  #if defined(MT6297) || defined(MT6885) || defined(MT6873) /* APOLLO or PETRUS or MARGAUX */
+    /* keep default value */
+  #else /* COLGIN, MOUTON and later... */
+    *REG_MDTOP_PLLMIXED_MDPLLGP_RESERVE = 0x0;  
+  #endif
+    *REG_MDTOP_CLKSW_CLK_DUMMY = 0x00DFFFFF;     
+    *REG_MDTOP_PLLMIXED_PLL_SRC_SEL = 0x0;    
+   
+    *REG_MDTOP_CLKSW_SHAOLIN_DFS_FLEXCKGEN_SEL = 0x10; // to NRPLL1 	
+    *REG_MDTOP_CLKSW_DFESYNC_FLEXCKGEN_SEL = 0x11;     // to BPIPLL 
+    *REG_MDTOP_CLKSW_HRAM_DFS_FLEXCKGEN_SEL = 0x30;    // to NRPLL4_1_CK 800Mhz  	
+    *REG_MDTOP_CLKSW_NR_RXT2F_DFS_FLEXCKGEN_SEL=0x01;	
+    *REG_MDTOP_CLKSW_NR_CS_DFS_FLEXCKGEN_SEL=0x00;		
+    *REG_MDTOP_CLKSW_NR_CM_DFS_FLEXCKGEN_SEL=0x00;		    
+    *REG_MDTOP_CLKSW_NR_TXBSRP_DFS_FLEXCKGEN_SEL=0x00;
+      
+    *REG_MDTOP_PLLMIXED_PLL_DIV_EN0 = 0x2F020202;
+    *REG_MDTOP_PLLMIXED_PLL_DIV_EN3 = 0x00000003;
+    	  	
+    *REG_MDTOP_PLLMIXED_MDBPIPLL_CTL0  = 0x80114EC5; // Fixed Fvco = 1800Mhz 
+  #if defined(MT6833) /* Palmer */
+    *REG_MDTOP_PLLMIXED_MDBRPPLL_CTL0  = 0x80143140; // Fvco = 2100Mhz. 2100/3 = 700Mhz   more setting in PLL_SEC_SW_VERSION_ENHANCE()
+  #else
+    *REG_MDTOP_PLLMIXED_MDBRPPLL_CTL0  = 0x801FBB13; // Fvco = 3300Mhz. 3300/3 = 1100Mhz  more setting in PLL_SEC_SW_VERSION_ENHANCE()
+  #endif
+    *REG_MDTOP_PLLMIXED_MDVDSPPLL_CTL0 = 0x801D2276; // Fvco = 3030Mhz. 3030/3 = 1010Mhz
+  #if defined(MT6885)/* PETRUS *//* Only for PETRUS */   
+    *REG_MDTOP_PLLMIXED_MDMCUPLL_CTL0  = 0x801F189E; // Fvco = 3234Mhz. 3234/3 = 1078Mhz	
+  #else/* MARGAUX and later... */
+    *REG_MDTOP_PLLMIXED_MDMCUPLL_CTL0  = 0x801FBB13; // Fvco = 3300Mhz. 3300/3 = 1100Mhz
+  #endif
+	
+    *REG_MDTOP_PLLMIXED_MDPLL_CTL0     = 0x80190000; // Fvco = 2600Mhz. 2600/4 = 650Mhz	
+    *REG_MDTOP_PLLMIXED_MDPLL_CTL1     = 0x12;	
+
+    *REG_MDTOP_PLLMIXED_MDNRPLL2_CTL1  = 0x12;
+    *REG_MDTOP_PLLMIXED_MDNRPLL3_CTL1  = 0x12; 
+        
+    *REG_MDTOP_PLLMIXED_MDNRPLL0_CTL0  = 0x80133B13; // Fvco = 2000Mhz. 2000/2 = 1000Mhz 
+    *REG_MDTOP_PLLMIXED_MDNRPLL1_CTL0  = 0x801713B1; // Fvco = 2400Mhz. 2400/2 = 1200Mhz
+    *REG_MDTOP_PLLMIXED_MDNRPLL2_CTL0  = 0x801AEC4E; // Fvco = 2800Mhz. 2800/4 = 700Mhz
+    *REG_MDTOP_PLLMIXED_MDNRPLL3_CTL0  = 0x80180000; // Fvco = 2496Mhz. 2496/4 = 624Mhz
+    *REG_MDTOP_PLLMIXED_MDNRPLL4_CTL0  = 0x800F6276; // Fvco = 1600Mhz. 1600/1 = 1600Mhz
+    *REG_MDTOP_PLLMIXED_MDNRPLL5_CTL0  = 0x801CD890; // Fvco = 3000Mhz. 3000/2 = 1500Mhz
+#endif
+
+    *REG_MDTOP_PLLMIXED_PLL_ON_CTL = 0x0;
+
+    MO_Sync();
+
+    /*
+     * Polling until MDMCUPLL complete frequency adjustment
+     * Once MDMCUPLL complete, other PLL should complete too
+     */	
+    while ((*REG_MDTOP_PLLMIXED_MDMCUPLL_STS >> 14)&0x1);	                                                      
+
+  #if defined(__PALLADIUM__)
+    if (PLL_FPGA_IS_ASIC() == KAL_TRUE) {
+        while ((*REG_MDTOP_CLKSW_MDSYS_BUS_FLEXCKGEN_STS & 0x8000) != 0x8000);
+    }
+  #else // Not PALLADIUM
+    #if !defined(__FPGA__)
+    /*
+     * Wait MD bus clock ready
+     * Once MD bus ready, other clock should be ready too
+     * In FPGA, the following status checking must be removed since there is no flex ck gen in FPGA.
+     */
+    while ((*REG_MDTOP_CLKSW_MDSYS_BUS_FLEXCKGEN_STS & 0x8000) != 0x8000);
+    #endif // __FPGA__
+  #endif // __PALLADIUM__
+
+    /* Switch clock source to PLL */	
+    *REG_MDTOP_CLKSW_CLKSEL_CTL |= 0x3;  //switch MDMCU & MD BUS clock to PLL frequency                     
+
+    *REG_MDTOP_CLKSW_CLKSEL_CTL |= 0xFFFFFFFC;      //switch all clock to PLL frequency
+    *REG_MDTOP_CLKSW_CLKSEL_CTL_2 |= 0x4;
+	 
+    *REG_MDTOP_CLKSW_CLKON_CTL = 0x3;              //Turn off all SW clock request
+	
+#if defined(MT6297)/* APOLLO */	
+    *REG_MDTOP_CLKSW_SDF_ATB_CK_CTL |= 0x1100011; // switch SDF clock to PLL frequency
+#else /* PETRUS and later */
+    *REG_MDTOP_CLKSW_SDF_ATB_CK_CTL |= 0x1104011; // switch SDF clock to PLL frequency
+#endif
+     MO_Sync();
+ 
+    // Clear PLL ADJ RDY IRQ fired by initial period adjustment
+    *REG_MDTOP_PLLMIXED_PLL_HP_RDY_IRQ = 0xFFFF;
+
+    // Mask all PLL ADJ RDY IRQ
+    *REG_MDTOP_PLLMIXED_PLL_HP_RDY_IRQ_MASK = 0xFFFF;
+    MO_Sync();
+
+    // Make a record that means MD pll has been initialized.
+    *REG_MDTOP_PLLMIXED_PLL_DUMMY = MD_PLL_MAGIC_NUM;
+    MO_Sync();
+}
+
+__PLL_CODE_IN_BOOT__ kal_uint8 pll_get_current_vpe_id(void)
+{
+    unsigned int vpe_id = 0;
+
+    __asm__ __volatile__(
+        "mfc0 %0, $15, 1" \
+        : "=r" (vpe_id) \
+        :);
+
+    return (vpe_id & 0xF);
+}
+
+/*************************************************************************
+ * FUNCTION
+ *  INT_SetPLL
+ *
+ * DESCRIPTION
+ *  This function dedicates for PLL setting.
+ *
+ * PARAMETERS
+ *  Init mode of PLL
+ *
+ * RETURNS
+ * Note    :    This function would only call by MD. 
+ *************************************************************************/
+void INT_SetPLL(void)
+{
+#if !defined(__COSIM_BYPASS__) && !defined(__ESL_MASE__)
+    if ((pll_get_current_vpe_id() == 0)) 
+    {
+        if (*REG_MDTOP_PLLMIXED_PLL_DUMMY != MD_PLL_MAGIC_NUM) 
+        {/* PLL didn't init by BootRom */
+            PLL_MD_Pll_Init();
+
+            // Make a record that means MD pll has init by MD. 
+            *REG_MDTOP_PLLMIXED_PLL_DUMMY = MD_PLL_MAGIC_MD;           
+        }
+
+        //Clear 26M ACK Status(There would be false alarm at MD boot up..) here due to BootRom didn't init FRC.
+        PLL_Clear_26M_ACK_Status();
+
+        PLL_SEC_SW_VERSION_ENHANCE();
+    }
+#endif // __COSIM_BYPASS__
+}
+
+/*************************************************************************
+ * FUNCTION
+ *  PLL_MD_Pll_Init
+ *
+ * DESCRIPTION
+ *  This function dedicates for PLL setting.
+ *
+ * PARAMETERS
+ *  Init mode of PLL
+ *
+ * RETURNS
+ * Note    :    This function would call by BootRom and MD!! 
+ *************************************************************************/
+__PLL_CODE_IN_BOOT__ void PLL_MD_Pll_Init(void)
+{
+#if !defined(__COSIM_BYPASS__) && !defined(__ESL_MASE__)
+    INT_SetPLL_Gen97();    
+#endif // __COSIM_BYPASS__
+}
+
+ /*------------------------------------------------------------------------
+ * void    PLL_Check_26M_ACK_Status
+ * Purpose:	Check 26M ACK Status to know 26M is ready.
+ * Parameters:
+ *    Input:	kal_uint32 identifier: Any value to let us confirm the caller.
+ *              
+ *    Output:	None.
+ *              
+ * returns :	void.
+ * Note    :    This function would call by Idle_Service_Handler()
+ *               
+ *------------------------------------------------------------------------
+ */ 
+void PLL_Check_26M_ACK_Status(kal_uint32 identifier)
+{   
+  #if defined(__PRODUCTION_RELEASE__) || defined(__MAUI_BASIC__) || defined(__MODEM_ONLY__)
+    /* Do nothing. */
+  #else
+/* under construction !*/
+  #endif
+}
+
+ /*------------------------------------------------------------------------
+ * void    PLL_Clear_26M_ACK_Status
+ * Purpose:	Clear 26M ACK Status.
+ * Parameters:
+ *    Input:	None.
+ *              
+ *    Output:	None.
+ *              
+ * returns :	void.
+ * Note    :    This function could not call by BootRom due to BootRom didn't init FRC.
+ *               
+ *------------------------------------------------------------------------
+ */ 
+void PLL_Clear_26M_ACK_Status(void)
+{   
+    *REG_MDTOP_PLLMIXED_DCXO_RDY_WO_ACK = 0x80;
+    MO_Sync();
+    ust_us_busyloop(35);//need wait at least 1T 32K
+    *REG_MDTOP_PLLMIXED_DCXO_RDY_WO_ACK = 0x0;
+}
+
+ /*------------------------------------------------------------------------
+ * void    PLL_Set_CLK_To_26M
+ * Purpose:	Re-configure all the module clocks from PLL to 26M.
+ * Parameters:
+ *    Input:	None.
+ *              
+ *    Output:	None.
+ *              
+ * returns :	void.
+ * Note    :    This function would call by BootRom!!
+ *               
+ *------------------------------------------------------------------------
+ */ 
+__PLL_CODE_IN_BOOT__ void PLL_Set_CLK_To_26M(void)
+{   
+    *REG_MDTOP_CLKSW_CLKON_CTL = 0x10001;       // set to default value 
+    *REG_MDTOP_CLKSW_CLKSEL_CTL = 0x14000;      //switch all clock to XTAL frequency
+    *REG_MDTOP_CLKSW_CLKSEL_CTL_2 = 0x0;        //switch all clock to XTAL frequency
+    *REG_MDTOP_CLKSW_SDF_ATB_CK_CTL = 0x100001; // switch SDF clock to XTAL frequency
+
+    MO_Sync();
+    // Make a record that means MD pll has been changed to 26M. 
+    *REG_MDTOP_PLLMIXED_PLL_DUMMY = MD_PLL_MAGIC_26M;   
+}
+
+ /*------------------------------------------------------------------------
+ * void    PLL_FrequencyMeter_GetFreq
+ * Purpose:	Get specified PLL/module's clock(Mhz).
+ * Parameters:
+ *    Input:	PLL_FM_SOURCE index: The module you want to measure.
+ *              
+ *    Output:	None.
+ *              
+ * returns :	The PLL/module's clock(Mhz).
+ * Note    :    This function would spend at least 23us to measure the clock.
+ *               
+ *------------------------------------------------------------------------
+ */ 
+kal_uint32 PLL_FM_FESYS_MDPLL_CNT;
+kal_uint32 PLL_FrequencyMeter_GetFreq(PLL_FM_SOURCE index)
+{
+    kal_uint32 count = 5000, output = 0;
+
+    if (index > PLL_FM_SOURCE_END)
+        return 0;
+
+  #if defined(MT6297)/* APOLLO */
+    /* Only need on APOLLO */
+    if(index == PLL_FM_MDSYS_IA_CLOCK)
+    {/* Use MUX to measure IA's clock */
+        *REG_MDTOP_CLKSW_CLK_DUMMY = *REG_MDTOP_CLKSW_CLK_DUMMY | 0x80000000;
+        index = PLL_FM_MDSYS_SHAOLIN_CLOCK;
+    }
+    else if(index == PLL_FM_MDSYS_SHAOLIN_CLOCK)
+    {/* Use MUX to measure SHAOLIN's clock */
+        *REG_MDTOP_CLKSW_CLK_DUMMY = *REG_MDTOP_CLKSW_CLK_DUMMY & 0x7FFFFFFF;
+    }    
+  #endif  
+
+    *REG_MDTOP_CLKSW_CKMON_CTL = PLL_FM_MDSYS_BUS4X_CLOCK; //select source to a valid clock to let reset success.
+
+    *REG_MDTOP_CLKSW_FREQ_METER_CTL = 0;        //reset frequency meter
+
+    MO_Sync(); 
+    ust_us_busyloop(2);//let Frequency Meter reset done   
+    
+    *REG_MDTOP_CLKSW_CKMON_CTL = index;
+
+    // Get high precise MDPLL frequency in exception flow 
+    if(INT_QueryExceptionStatus()==KAL_TRUE && index== PLL_FM_FESYS_MDPLL_CLOCK) {
+        *REG_MDTOP_CLKSW_FREQ_METER_XTAL_CNT = PLL_FM_WIMDOW_EX_MDPLL;
+        count = 5000000;
+    }
+    else {
+        *REG_MDTOP_CLKSW_FREQ_METER_XTAL_CNT = PLL_FM_WIMDOW;
+    }
+
+    *REG_MDTOP_CLKSW_FREQ_METER_CTL = 1;        //enable frequency meter
+    MO_Sync();
+
+    // wait measure done or timeout
+    while (((*REG_MDTOP_CLKSW_FREQ_METER_CTL) & (1 << 1)) == 0) 
+    {
+        count--;
+        if (count == 0)
+            break;
+    }
+
+    if (count == 0)
+        return 0;
+
+    // Get MDPLL CLMON_CNT in exception flow
+    if(INT_QueryExceptionStatus()==KAL_TRUE && index== PLL_FM_FESYS_MDPLL_CLOCK) {
+        PLL_FM_FESYS_MDPLL_CNT = *REG_MDTOP_CLKSW_FREQ_METER_CKMON_CNT;
+        output = *REG_MDTOP_CLKSW_FREQ_METER_CKMON_CNT * 26 / (PLL_FM_WIMDOW_EX_MDPLL+3);
+    }
+    else {
+        output = *REG_MDTOP_CLKSW_FREQ_METER_CKMON_CNT * 26 / (PLL_FM_WIMDOW+3);
+    }
+
+    *REG_MDTOP_CLKSW_CKMON_CTL = PLL_FM_NULL;        //select source to NULL to save power in flip-flop, save about 0.07mA in 6293
+
+    *REG_MDTOP_CLKSW_FREQ_METER_CTL = 0;        //reset frequency meter
+
+    return output;
+}
+
+ /*------------------------------------------------------------------------
+ * void    PLL_FrequencyMeter_GetCKMON_CNT
+ * Purpose:	Get specified PLL/module's CKMON_CNT & clock(Mhz).
+ * Parameters:
+ *    Input:	PLL_FM_SOURCE index: The module you want to measure.
+ *              kal_uint32 xta_cnt:  26M CNT. Suggest use PLL_FM_WIMDOW directly. (invalid parameter in Gen97)
+ *              
+ *    Output:	kal_uint32 *ckmon_cnt: specified PLL/module's CKMON_CNT.
+ *              
+ * returns :	The PLL/module's clock(Mhz) or PLL_FM_SOURCE_OCCUPIED.
+ * Note    :    This function would spend 23 us to measure the clock.
+ *              This function could only call in EE flow to avoid race condition.
+ *              Request by YW Lee, Yinyan Lin. 
+ *------------------------------------------------------------------------
+ */ 
+kal_uint32 PLL_FrequencyMeter_GetCKMON_CNT(PLL_FM_SOURCE index, kal_uint32 xta_cnt, kal_uint32 *ckmon_cnt)
+{
+    kal_uint32 output = 0;
+    
+    if(INT_QueryExceptionStatus()!=KAL_TRUE)
+    {//not in EE flow
+        return PLL_FM_SOURCE_OCCUPIED;
+    }
+
+    output = PLL_FrequencyMeter_GetFreq(index);
+
+    *ckmon_cnt = *REG_MDTOP_CLKSW_FREQ_METER_CKMON_CNT;
+
+    return output;
+}
+
+void PLL_exception_dump(void)
+{ 
+    g_pll_info.AD_MDNRPLL5 = PLL_FrequencyMeter_GetFreq(PLL_FM_AD_MDNRPLL5);
+    g_pll_info.AD_MDNRPLL4_1 = PLL_FrequencyMeter_GetFreq(PLL_FM_AD_MDNRPLL4_1);
+    g_pll_info.AD_MDNRPLL4_0 = PLL_FrequencyMeter_GetFreq(PLL_FM_AD_MDNRPLL4_0);   
+    g_pll_info.AD_MDNRPLL3 = PLL_FrequencyMeter_GetFreq(PLL_FM_AD_MDNRPLL3);
+    g_pll_info.AD_MDNRPLL2 = PLL_FrequencyMeter_GetFreq(PLL_FM_AD_MDNRPLL2);
+    g_pll_info.AD_MDNRPLL1 = PLL_FrequencyMeter_GetFreq(PLL_FM_AD_MDNRPLL1);
+    g_pll_info.AD_MDNRPLL0 = PLL_FrequencyMeter_GetFreq(PLL_FM_AD_MDNRPLL0);   
+    g_pll_info.MDSYS_NRL2_CLOCK = PLL_FrequencyMeter_GetFreq(PLL_FM_MDSYS_NRL2_CLOCK);
+    g_pll_info.MDRXSYS_DFESYNC_CLOCK = PLL_FrequencyMeter_GetFreq(PLL_FM_MDRXSYS_DFESYNC_CLOCK);
+#if defined(MT6297)/* APOLLO */
+    g_pll_info.MDTOP_F208M_CLOCK = PLL_FrequencyMeter_GetFreq(PLL_FM_MDTOP_F208M_CLOCK);
+    g_pll_info.TRACE_MON_CLOCK = PLL_FrequencyMeter_GetFreq(PLL_FM_TRACE_MON_CLOCK);   
+    g_pll_info.MDSYS_208M_CLOCK = PLL_FrequencyMeter_GetFreq(PLL_FM_MDSYS_208M_CLOCK);
+#else/* PETRUS and later */  
+    g_pll_info.MDTOP_F216P7M_CLOCK = PLL_FrequencyMeter_GetFreq(PLL_FM_MDTOP_F216P7M_CLOCK);
+    g_pll_info.TRACE_MON_CLOCK = PLL_FrequencyMeter_GetFreq(PLL_FM_TRACE_MON_CLOCK);   
+    g_pll_info.MDSYS_216P7M_CLOCK = PLL_FrequencyMeter_GetFreq(PLL_FM_MDSYS_216P7M_CLOCK);
+#endif
+    g_pll_info.MDRXSYS_RAKE_CLOCK = PLL_FrequencyMeter_GetFreq(PLL_FM_MDRXSYS_RAKE_CLOCK);
+    g_pll_info.MDRXSYS_BRP_CLOCK = PLL_FrequencyMeter_GetFreq(PLL_FM_MDRXSYS_BRP_CLOCK);
+    g_pll_info.MDRXSYS_VDSP_CLOCK = PLL_FrequencyMeter_GetFreq(PLL_FM_MDRXSYS_VDSP_CLOCK);   
+    g_pll_info.MDTOP_LOG_ATB_CLOCK = PLL_FrequencyMeter_GetFreq(PLL_FM_MDTOP_LOG_ATB_CLOCK);
+    g_pll_info.FESYS_CSYS_CLOCK = PLL_FrequencyMeter_GetFreq(PLL_FM_FESYS_CSYS_CLOCK);
+    g_pll_info.MDSYS_SHAOLIN_CLOCK = PLL_FrequencyMeter_GetFreq(PLL_FM_MDSYS_SHAOLIN_CLOCK);
+    g_pll_info.FESYS_BSI_CLOCK = PLL_FrequencyMeter_GetFreq(PLL_FM_FESYS_BSI_CLOCK);   
+    g_pll_info.MDSYS_MDCORE_CLOCK = PLL_FrequencyMeter_GetFreq(PLL_FM_MDSYS_MDCORE_CLOCK);
+    g_pll_info.MDSYS_BUS2X_NODCM_CLOCK = PLL_FrequencyMeter_GetFreq(PLL_FM_MDSYS_BUS2X_NODCM_CLOCK);
+    g_pll_info.MDSYS_BUS4X_CLOCK = PLL_FrequencyMeter_GetFreq(PLL_FM_MDSYS_BUS4X_CLOCK);
+    g_pll_info.MDTOP_DBG_CLOCK = PLL_FrequencyMeter_GetFreq(PLL_FM_MDTOP_DBG_CLOCK);   
+    g_pll_info.AD_MDBPI_PLL_D7 = PLL_FrequencyMeter_GetFreq(PLL_FM_AD_MDBPI_PLL_D7);
+    g_pll_info.AD_MDBPI_PLL_D5 = PLL_FrequencyMeter_GetFreq(PLL_FM_AD_MDBPI_PLL_D5);
+    g_pll_info.AD_MDBPI_PLL_D4 = PLL_FrequencyMeter_GetFreq(PLL_FM_AD_MDBPI_PLL_D4);
+    g_pll_info.AD_MDBPI_PLL_D3 = PLL_FrequencyMeter_GetFreq(PLL_FM_AD_MDBPI_PLL_D3);   
+    g_pll_info.AD_MDBPI_PLL_D2 = PLL_FrequencyMeter_GetFreq(PLL_FM_AD_MDBPI_PLL_D2);
+    g_pll_info.AD_MDBRP_PLL = PLL_FrequencyMeter_GetFreq(PLL_FM_AD_MDBRP_PLL);
+    g_pll_info.AD_MDVDSP_PLL = PLL_FrequencyMeter_GetFreq(PLL_FM_AD_MDVDSP_PLL);
+    g_pll_info.AD_MDMCU_PLL = PLL_FrequencyMeter_GetFreq(PLL_FM_AD_MDMCU_PLL); 
+    
+#if defined(MT6297)/* APOLLO */
+/* APOLLO didn't support */
+#else/* PETRUS and later */
+    g_pll_info.DFESYS_RXDFE_BB_CORE_CLOCK = PLL_FrequencyMeter_GetFreq(PLL_FM_DFESYS_RXDFE_BB_CORE_CLOCK);
+    g_pll_info.AD_MDNRPLL4_2 = PLL_FrequencyMeter_GetFreq(PLL_FM_AD_MDNRPLL4_2);
+    g_pll_info.MDTOP_BUS4X_FIXED_CLOCK = PLL_FrequencyMeter_GetFreq(PLL_FM_MDTOP_BUS4X_FIXED_CLOCK); 
+    g_pll_info.DA_DRF_26M_CLOCK = PLL_FrequencyMeter_GetFreq(PLL_FM_DA_DRF_26M_CLOCK);
+#endif    
+
+    g_pll_info.MDTOP_BUS4X_CLOCK = PLL_FrequencyMeter_GetFreq(PLL_FM_MDTOP_BUS4X_CLOCK);
+    g_pll_info.RXCPC_CPC_CLOCK = PLL_FrequencyMeter_GetFreq(PLL_FM_RXCPC_CPC_CLOCK);
+    
+#if defined(MT6297)/* Only APOLLO support. */    
+    g_pll_info.RXDDMBRP_RXCSI_CLOCK = PLL_FrequencyMeter_GetFreq(PLL_FM_RXDDMBRP_RXCSI_CLOCK);
+#endif
+    g_pll_info.RXDDMBRP_RXDBRP_CLOCK = PLL_FrequencyMeter_GetFreq(PLL_FM_RXDDMBRP_RXDBRP_CLOCK);   
+    g_pll_info.RXDDMBRP_RXDDM_CLOCK = PLL_FrequencyMeter_GetFreq(PLL_FM_RXDDMBRP_RXDDM_CLOCK);
+    g_pll_info.MCORE_MCORE_CLOCK = PLL_FrequencyMeter_GetFreq(PLL_FM_MCORE_MCORE_CLOCK);
+    g_pll_info.VCOREHRAM_VCORE_CLOCK = PLL_FrequencyMeter_GetFreq(PLL_FM_VCOREHRAM_VCORE_CLOCK);
+    g_pll_info.VCOREHRAM_HRAM_CLOCK = PLL_FrequencyMeter_GetFreq(PLL_FM_VCOREHRAM_HRAM_CLOCK);   
+    g_pll_info.FESYS_TXBSRP_CLOCK = PLL_FrequencyMeter_GetFreq(PLL_FM_FESYS_TXBSRP_CLOCK);
+    g_pll_info.FESYS_MDPLL_CLOCK = PLL_FrequencyMeter_GetFreq(PLL_FM_FESYS_MDPLL_CLOCK);
+    g_pll_info.TX_CS_NR_RXT2F_NR_CLOCK = PLL_FrequencyMeter_GetFreq(PLL_FM_TX_CS_NR_RXT2F_NR_CLOCK);
+    g_pll_info.TX_CS_NR_TXBSRP_NR_CLOCK = PLL_FrequencyMeter_GetFreq(PLL_FM_TX_CS_NR_TXBSRP_NR_CLOCK);   
+    g_pll_info.TX_CS_NR_CM_NR_CLOCK = PLL_FrequencyMeter_GetFreq(PLL_FM_TX_CS_NR_CM_NR_CLOCK);
+    g_pll_info.TX_CS_NR_CS_NR_CLOCK = PLL_FrequencyMeter_GetFreq(PLL_FM_TX_CS_NR_CS_NR_CLOCK);
+   
+}
+
+
+/****************************************************************
+    Function for SDF module. (SIB)
+****************************************************************/
+ /*------------------------------------------------------------------------
+ * void    PLL_CLKSW_SDF_SRC_CKSEL_Get
+ * Purpose:	Get the selection of SDF source clock.
+ * Parameters:
+ *    Input:    None.
+ *              
+ *    Output:   None.
+ *
+ * returns :    The selection of SDF source clock.
+ *              
+ * Note    :    
+ *               
+ *------------------------------------------------------------------------
+ */
+kal_uint32 PLL_CLKSW_SDF_SRC_CKSEL_Get()
+{
+    if((*REG_MDTOP_CLKSW_SDF_ATB_CK_CTL&(1<<4))==0)
+    {
+        return CLKSW_SDF_SRC_26M;
+    }
+    else
+    {
+        return (((*REG_MDTOP_CLKSW_SDF_ATB_CK_CTL) & 0x00000180) >> 7);
+    }   
+}
+
+ /*------------------------------------------------------------------------
+ * void    PLL_CLKSW_SDF_SRC_CKSEL_Div_Get
+ * Purpose:	Get the selection of SDF source clock Div.
+ * Parameters:
+ *    Input:    None.
+ *              
+ *    Output:   None.
+ *
+ * returns :    The selection of SDF source clock Div
+ *              
+ * Note    :    
+ *               
+ *------------------------------------------------------------------------
+ */
+kal_uint32 PLL_CLKSW_SDF_SRC_CKSEL_Div_Get()
+{
+    return (((*REG_MDTOP_CLKSW_SDF_ATB_CK_CTL) & 0x00000060) >> 5);   
+}
+
+ /*------------------------------------------------------------------------
+ * void    PLL_CLKSW_SDF_SRC_CKSEL_Set
+ * Purpose:	Set the selection of SDF source clock.
+ * Parameters:
+ *    Input:    PLL_CLKSW_SDF_SRC src_ck:      CLKSW_SDF_SRC_xxx in "Pll_gen97.h", src_clk index.
+ *              PLL_CLKSW_SDF_SRC_DIV src_div: CLKSW_SDF_SRC_xxx in "Pll_gen97.h", src_div index.
+ *    Output:   None.
+ *
+ * returns :    KAL_TRUE/KAL_FALSE
+ *              
+ * Note    :    Porting from LR12's PLL_SDF_SRC_CKSEL_SET().
+ *               
+ *------------------------------------------------------------------------
+ */
+kal_bool PLL_CLKSW_SDF_SRC_CKSEL_Set(PLL_CLKSW_SDF_SRC src_clk, PLL_CLKSW_SDF_SRC_DIV src_div)
+{
+    kal_uint32 /*caller_LR, */tmp = 0;
+    //GET_RETURN_ADDRESS(caller_LR);
+    
+    if (src_clk >= CLKSW_SDF_SRC_END)
+    {
+        //EXT_ASSERT(0, caller_LR, src_clk, 0);
+        return KAL_FALSE;
+    }
+
+    if(src_clk == CLKSW_SDF_SRC_26M)
+    {/* Restore to default setting */
+        
+        // SDF clock switch to 26Mhz
+        *REG_MDTOP_CLKSW_SDF_ATB_CK_CTL &= ~(1<<4);
+
+        //restore SDF clock source
+        *REG_MDTOP_CLKSW_SDF_ATB_CK_CTL = ((*REG_MDTOP_CLKSW_SDF_ATB_CK_CTL) & 0xFFFFFC1F);        
+    }
+    else
+    {
+        // SDF clock switch to 26Mhz
+        *REG_MDTOP_CLKSW_SDF_ATB_CK_CTL &= ~(1<<4);
+    
+        //set SDF clock source
+        tmp = (src_clk<<7) | (src_div<<5);
+        *REG_MDTOP_CLKSW_SDF_ATB_CK_CTL = ((*REG_MDTOP_CLKSW_SDF_ATB_CK_CTL) & 0xFFFFFC1F) | (tmp);
+    
+        // SDF clock switch to full speed
+        *REG_MDTOP_CLKSW_SDF_ATB_CK_CTL |= (1<<4);
+    }
+
+    MO_Sync();
+
+    return KAL_TRUE;
+}
+
+#endif /* should NOT be compiled on MODIS */