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psu_init_gpl.c
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psu_init_gpl.c
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/******************************************************************************
*
* Copyright (C) 2010-2019 <Xilinx Inc.>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, see <http://www.gnu.org/licenses/>
*
*
******************************************************************************/
#include <xil_io.h>
#include <sleep.h>
#include "psu_init_gpl.h"
#define DPLL_CFG_LOCK_DLY 63
#define DPLL_CFG_LOCK_CNT 625
#define DPLL_CFG_LFHF 3
#define DPLL_CFG_CP 3
#define DPLL_CFG_RES 2
static int mask_pollOnValue(u32 add, u32 mask, u32 value);
static int mask_poll(u32 add, u32 mask);
static void mask_delay(u32 delay);
static u32 mask_read(u32 add, u32 mask);
static
void PSU_Mask_Write(unsigned long offset, unsigned long mask,
unsigned long val)
{
unsigned long RegVal = 0x0;
RegVal = Xil_In32(offset);
RegVal &= ~(mask);
RegVal |= (val & mask);
Xil_Out32(offset, RegVal);
}
static
void prog_reg(unsigned long addr, unsigned long mask,
unsigned long shift,
unsigned long value)
{
int rdata = 0;
rdata = Xil_In32(addr);
rdata = rdata & (~mask);
rdata = rdata | (value << shift);
Xil_Out32(addr, rdata);
}
unsigned long psu_pll_init_data(void)
{
/*
* RPLL INIT
*/
/*
* Register : RPLL_CFG @ 0XFF5E0034
* PLL loop filter resistor control
* PSU_CRL_APB_RPLL_CFG_RES 0x2
* PLL charge pump control
* PSU_CRL_APB_RPLL_CFG_CP 0x3
* PLL loop filter high frequency capacitor control
* PSU_CRL_APB_RPLL_CFG_LFHF 0x3
* Lock circuit counter setting
* PSU_CRL_APB_RPLL_CFG_LOCK_CNT 0x258
* Lock circuit configuration settings for lock windowsize
* PSU_CRL_APB_RPLL_CFG_LOCK_DLY 0x3f
* Helper data. Values are to be looked up in a table from Data Sheet
* (OFFSET, MASK, VALUE) (0XFF5E0034, 0xFE7FEDEFU ,0x7E4B0C62U)
*/
PSU_Mask_Write(CRL_APB_RPLL_CFG_OFFSET, 0xFE7FEDEFU, 0x7E4B0C62U);
/*##################################################################### */
/*
* UPDATE FB_DIV
*/
/*
* Register : RPLL_CTRL @ 0XFF5E0030
* Mux select for determining which clock feeds this PLL. 0XX pss_ref_clk i
* s the source 100 video clk is the source 101 pss_alt_ref_clk is the sour
* ce 110 aux_refclk[X] is the source 111 gt_crx_ref_clk is the source
* PSU_CRL_APB_RPLL_CTRL_PRE_SRC 0x0
* The integer portion of the feedback divider to the PLL
* PSU_CRL_APB_RPLL_CTRL_FBDIV 0x46
* This turns on the divide by 2 that is inside of the PLL. This does not c
* hange the VCO frequency, just the output frequency
* PSU_CRL_APB_RPLL_CTRL_DIV2 0x1
* PLL Basic Control
* (OFFSET, MASK, VALUE) (0XFF5E0030, 0x00717F00U ,0x00014600U)
*/
PSU_Mask_Write(CRL_APB_RPLL_CTRL_OFFSET, 0x00717F00U, 0x00014600U);
/*##################################################################### */
/*
* BY PASS PLL
*/
/*
* Register : RPLL_CTRL @ 0XFF5E0030
* Bypasses the PLL clock. The usable clock will be determined from the POS
* T_SRC field. (This signal may only be toggled after 4 cycles of the old
* clock and 4 cycles of the new clock. This is not usually an issue, but d
* esigners must be aware.)
* PSU_CRL_APB_RPLL_CTRL_BYPASS 1
* PLL Basic Control
* (OFFSET, MASK, VALUE) (0XFF5E0030, 0x00000008U ,0x00000008U)
*/
PSU_Mask_Write(CRL_APB_RPLL_CTRL_OFFSET, 0x00000008U, 0x00000008U);
/*##################################################################### */
/*
* ASSERT RESET
*/
/*
* Register : RPLL_CTRL @ 0XFF5E0030
* Asserts Reset to the PLL. When asserting reset, the PLL must already be
* in BYPASS.
* PSU_CRL_APB_RPLL_CTRL_RESET 1
* PLL Basic Control
* (OFFSET, MASK, VALUE) (0XFF5E0030, 0x00000001U ,0x00000001U)
*/
PSU_Mask_Write(CRL_APB_RPLL_CTRL_OFFSET, 0x00000001U, 0x00000001U);
/*##################################################################### */
/*
* DEASSERT RESET
*/
/*
* Register : RPLL_CTRL @ 0XFF5E0030
* Asserts Reset to the PLL. When asserting reset, the PLL must already be
* in BYPASS.
* PSU_CRL_APB_RPLL_CTRL_RESET 0
* PLL Basic Control
* (OFFSET, MASK, VALUE) (0XFF5E0030, 0x00000001U ,0x00000000U)
*/
PSU_Mask_Write(CRL_APB_RPLL_CTRL_OFFSET, 0x00000001U, 0x00000000U);
/*##################################################################### */
/*
* CHECK PLL STATUS
*/
/*
* Register : PLL_STATUS @ 0XFF5E0040
* RPLL is locked
* PSU_CRL_APB_PLL_STATUS_RPLL_LOCK 1
* (OFFSET, MASK, VALUE) (0XFF5E0040, 0x00000002U ,0x00000002U)
*/
mask_poll(CRL_APB_PLL_STATUS_OFFSET, 0x00000002U);
/*##################################################################### */
/*
* REMOVE PLL BY PASS
*/
/*
* Register : RPLL_CTRL @ 0XFF5E0030
* Bypasses the PLL clock. The usable clock will be determined from the POS
* T_SRC field. (This signal may only be toggled after 4 cycles of the old
* clock and 4 cycles of the new clock. This is not usually an issue, but d
* esigners must be aware.)
* PSU_CRL_APB_RPLL_CTRL_BYPASS 0
* PLL Basic Control
* (OFFSET, MASK, VALUE) (0XFF5E0030, 0x00000008U ,0x00000000U)
*/
PSU_Mask_Write(CRL_APB_RPLL_CTRL_OFFSET, 0x00000008U, 0x00000000U);
/*##################################################################### */
/*
* Register : RPLL_TO_FPD_CTRL @ 0XFF5E0048
* Divisor value for this clock.
* PSU_CRL_APB_RPLL_TO_FPD_CTRL_DIVISOR0 0x3
* Control for a clock that will be generated in the LPD, but used in the F
* PD as a clock source for the peripheral clock muxes.
* (OFFSET, MASK, VALUE) (0XFF5E0048, 0x00003F00U ,0x00000300U)
*/
PSU_Mask_Write(CRL_APB_RPLL_TO_FPD_CTRL_OFFSET,
0x00003F00U, 0x00000300U);
/*##################################################################### */
/*
* RPLL FRAC CFG
*/
/*
* Register : RPLL_FRAC_CFG @ 0XFF5E0038
* Fractional SDM bypass control. When 0, PLL is in integer mode and it ign
* ores all fractional data. When 1, PLL is in fractional mode and uses DAT
* A of this register for the fractional portion of the feedback divider.
* PSU_CRL_APB_RPLL_FRAC_CFG_ENABLED 0x1
* Fractional value for the Feedback value.
* PSU_CRL_APB_RPLL_FRAC_CFG_DATA 0xc76c
* Fractional control for the PLL
* (OFFSET, MASK, VALUE) (0XFF5E0038, 0x8000FFFFU ,0x8000C76CU)
*/
PSU_Mask_Write(CRL_APB_RPLL_FRAC_CFG_OFFSET,
0x8000FFFFU, 0x8000C76CU);
/*##################################################################### */
/*
* SYSMON CLOCK PRESET TO RPLL AGAIN TO AVOID GLITCH WHEN NEXT IOPLL WILL B
* E PUT IN BYPASS MODE
*/
/*
* Register : AMS_REF_CTRL @ 0XFF5E0108
* 6 bit divider
* PSU_CRL_APB_AMS_REF_CTRL_DIVISOR1 1
* 6 bit divider
* PSU_CRL_APB_AMS_REF_CTRL_DIVISOR0 35
* 000 = RPLL; 010 = IOPLL; 011 = DPLL; (This signal may only be toggled af
* ter 4 cycles of the old clock and 4 cycles of the new clock. This is not
* usually an issue, but designers must be aware.)
* PSU_CRL_APB_AMS_REF_CTRL_SRCSEL 0
* Clock active signal. Switch to 0 to disable the clock
* PSU_CRL_APB_AMS_REF_CTRL_CLKACT 1
* This register controls this reference clock
* (OFFSET, MASK, VALUE) (0XFF5E0108, 0x013F3F07U ,0x01012300U)
*/
PSU_Mask_Write(CRL_APB_AMS_REF_CTRL_OFFSET,
0x013F3F07U, 0x01012300U);
/*##################################################################### */
/*
* IOPLL INIT
*/
/*
* Register : IOPLL_CFG @ 0XFF5E0024
* PLL loop filter resistor control
* PSU_CRL_APB_IOPLL_CFG_RES 0xc
* PLL charge pump control
* PSU_CRL_APB_IOPLL_CFG_CP 0x3
* PLL loop filter high frequency capacitor control
* PSU_CRL_APB_IOPLL_CFG_LFHF 0x3
* Lock circuit counter setting
* PSU_CRL_APB_IOPLL_CFG_LOCK_CNT 0x339
* Lock circuit configuration settings for lock windowsize
* PSU_CRL_APB_IOPLL_CFG_LOCK_DLY 0x3f
* Helper data. Values are to be looked up in a table from Data Sheet
* (OFFSET, MASK, VALUE) (0XFF5E0024, 0xFE7FEDEFU ,0x7E672C6CU)
*/
PSU_Mask_Write(CRL_APB_IOPLL_CFG_OFFSET, 0xFE7FEDEFU, 0x7E672C6CU);
/*##################################################################### */
/*
* UPDATE FB_DIV
*/
/*
* Register : IOPLL_CTRL @ 0XFF5E0020
* Mux select for determining which clock feeds this PLL. 0XX pss_ref_clk i
* s the source 100 video clk is the source 101 pss_alt_ref_clk is the sour
* ce 110 aux_refclk[X] is the source 111 gt_crx_ref_clk is the source
* PSU_CRL_APB_IOPLL_CTRL_PRE_SRC 0x0
* The integer portion of the feedback divider to the PLL
* PSU_CRL_APB_IOPLL_CTRL_FBDIV 0x2d
* This turns on the divide by 2 that is inside of the PLL. This does not c
* hange the VCO frequency, just the output frequency
* PSU_CRL_APB_IOPLL_CTRL_DIV2 0x0
* PLL Basic Control
* (OFFSET, MASK, VALUE) (0XFF5E0020, 0x00717F00U ,0x00002D00U)
*/
PSU_Mask_Write(CRL_APB_IOPLL_CTRL_OFFSET, 0x00717F00U, 0x00002D00U);
/*##################################################################### */
/*
* BY PASS PLL
*/
/*
* Register : IOPLL_CTRL @ 0XFF5E0020
* Bypasses the PLL clock. The usable clock will be determined from the POS
* T_SRC field. (This signal may only be toggled after 4 cycles of the old
* clock and 4 cycles of the new clock. This is not usually an issue, but d
* esigners must be aware.)
* PSU_CRL_APB_IOPLL_CTRL_BYPASS 1
* PLL Basic Control
* (OFFSET, MASK, VALUE) (0XFF5E0020, 0x00000008U ,0x00000008U)
*/
PSU_Mask_Write(CRL_APB_IOPLL_CTRL_OFFSET, 0x00000008U, 0x00000008U);
/*##################################################################### */
/*
* ASSERT RESET
*/
/*
* Register : IOPLL_CTRL @ 0XFF5E0020
* Asserts Reset to the PLL. When asserting reset, the PLL must already be
* in BYPASS.
* PSU_CRL_APB_IOPLL_CTRL_RESET 1
* PLL Basic Control
* (OFFSET, MASK, VALUE) (0XFF5E0020, 0x00000001U ,0x00000001U)
*/
PSU_Mask_Write(CRL_APB_IOPLL_CTRL_OFFSET, 0x00000001U, 0x00000001U);
/*##################################################################### */
/*
* DEASSERT RESET
*/
/*
* Register : IOPLL_CTRL @ 0XFF5E0020
* Asserts Reset to the PLL. When asserting reset, the PLL must already be
* in BYPASS.
* PSU_CRL_APB_IOPLL_CTRL_RESET 0
* PLL Basic Control
* (OFFSET, MASK, VALUE) (0XFF5E0020, 0x00000001U ,0x00000000U)
*/
PSU_Mask_Write(CRL_APB_IOPLL_CTRL_OFFSET, 0x00000001U, 0x00000000U);
/*##################################################################### */
/*
* CHECK PLL STATUS
*/
/*
* Register : PLL_STATUS @ 0XFF5E0040
* IOPLL is locked
* PSU_CRL_APB_PLL_STATUS_IOPLL_LOCK 1
* (OFFSET, MASK, VALUE) (0XFF5E0040, 0x00000001U ,0x00000001U)
*/
mask_poll(CRL_APB_PLL_STATUS_OFFSET, 0x00000001U);
/*##################################################################### */
/*
* REMOVE PLL BY PASS
*/
/*
* Register : IOPLL_CTRL @ 0XFF5E0020
* Bypasses the PLL clock. The usable clock will be determined from the POS
* T_SRC field. (This signal may only be toggled after 4 cycles of the old
* clock and 4 cycles of the new clock. This is not usually an issue, but d
* esigners must be aware.)
* PSU_CRL_APB_IOPLL_CTRL_BYPASS 0
* PLL Basic Control
* (OFFSET, MASK, VALUE) (0XFF5E0020, 0x00000008U ,0x00000000U)
*/
PSU_Mask_Write(CRL_APB_IOPLL_CTRL_OFFSET, 0x00000008U, 0x00000000U);
/*##################################################################### */
/*
* Register : IOPLL_TO_FPD_CTRL @ 0XFF5E0044
* Divisor value for this clock.
* PSU_CRL_APB_IOPLL_TO_FPD_CTRL_DIVISOR0 0x3
* Control for a clock that will be generated in the LPD, but used in the F
* PD as a clock source for the peripheral clock muxes.
* (OFFSET, MASK, VALUE) (0XFF5E0044, 0x00003F00U ,0x00000300U)
*/
PSU_Mask_Write(CRL_APB_IOPLL_TO_FPD_CTRL_OFFSET,
0x00003F00U, 0x00000300U);
/*##################################################################### */
/*
* IOPLL FRAC CFG
*/
/*
* Register : IOPLL_FRAC_CFG @ 0XFF5E0028
* Fractional SDM bypass control. When 0, PLL is in integer mode and it ign
* ores all fractional data. When 1, PLL is in fractional mode and uses DAT
* A of this register for the fractional portion of the feedback divider.
* PSU_CRL_APB_IOPLL_FRAC_CFG_ENABLED 0x0
* Fractional value for the Feedback value.
* PSU_CRL_APB_IOPLL_FRAC_CFG_DATA 0x0
* Fractional control for the PLL
* (OFFSET, MASK, VALUE) (0XFF5E0028, 0x8000FFFFU ,0x00000000U)
*/
PSU_Mask_Write(CRL_APB_IOPLL_FRAC_CFG_OFFSET,
0x8000FFFFU, 0x00000000U);
/*##################################################################### */
/*
* APU_PLL INIT
*/
/*
* Register : APLL_CFG @ 0XFD1A0024
* PLL loop filter resistor control
* PSU_CRF_APB_APLL_CFG_RES 0x2
* PLL charge pump control
* PSU_CRF_APB_APLL_CFG_CP 0x3
* PLL loop filter high frequency capacitor control
* PSU_CRF_APB_APLL_CFG_LFHF 0x3
* Lock circuit counter setting
* PSU_CRF_APB_APLL_CFG_LOCK_CNT 0x258
* Lock circuit configuration settings for lock windowsize
* PSU_CRF_APB_APLL_CFG_LOCK_DLY 0x3f
* Helper data. Values are to be looked up in a table from Data Sheet
* (OFFSET, MASK, VALUE) (0XFD1A0024, 0xFE7FEDEFU ,0x7E4B0C62U)
*/
PSU_Mask_Write(CRF_APB_APLL_CFG_OFFSET, 0xFE7FEDEFU, 0x7E4B0C62U);
/*##################################################################### */
/*
* UPDATE FB_DIV
*/
/*
* Register : APLL_CTRL @ 0XFD1A0020
* Mux select for determining which clock feeds this PLL. 0XX pss_ref_clk i
* s the source 100 video clk is the source 101 pss_alt_ref_clk is the sour
* ce 110 aux_refclk[X] is the source 111 gt_crx_ref_clk is the source
* PSU_CRF_APB_APLL_CTRL_PRE_SRC 0x0
* The integer portion of the feedback divider to the PLL
* PSU_CRF_APB_APLL_CTRL_FBDIV 0x48
* This turns on the divide by 2 that is inside of the PLL. This does not c
* hange the VCO frequency, just the output frequency
* PSU_CRF_APB_APLL_CTRL_DIV2 0x1
* PLL Basic Control
* (OFFSET, MASK, VALUE) (0XFD1A0020, 0x00717F00U ,0x00014800U)
*/
PSU_Mask_Write(CRF_APB_APLL_CTRL_OFFSET, 0x00717F00U, 0x00014800U);
/*##################################################################### */
/*
* BY PASS PLL
*/
/*
* Register : APLL_CTRL @ 0XFD1A0020
* Bypasses the PLL clock. The usable clock will be determined from the POS
* T_SRC field. (This signal may only be toggled after 4 cycles of the old
* clock and 4 cycles of the new clock. This is not usually an issue, but d
* esigners must be aware.)
* PSU_CRF_APB_APLL_CTRL_BYPASS 1
* PLL Basic Control
* (OFFSET, MASK, VALUE) (0XFD1A0020, 0x00000008U ,0x00000008U)
*/
PSU_Mask_Write(CRF_APB_APLL_CTRL_OFFSET, 0x00000008U, 0x00000008U);
/*##################################################################### */
/*
* ASSERT RESET
*/
/*
* Register : APLL_CTRL @ 0XFD1A0020
* Asserts Reset to the PLL. When asserting reset, the PLL must already be
* in BYPASS.
* PSU_CRF_APB_APLL_CTRL_RESET 1
* PLL Basic Control
* (OFFSET, MASK, VALUE) (0XFD1A0020, 0x00000001U ,0x00000001U)
*/
PSU_Mask_Write(CRF_APB_APLL_CTRL_OFFSET, 0x00000001U, 0x00000001U);
/*##################################################################### */
/*
* DEASSERT RESET
*/
/*
* Register : APLL_CTRL @ 0XFD1A0020
* Asserts Reset to the PLL. When asserting reset, the PLL must already be
* in BYPASS.
* PSU_CRF_APB_APLL_CTRL_RESET 0
* PLL Basic Control
* (OFFSET, MASK, VALUE) (0XFD1A0020, 0x00000001U ,0x00000000U)
*/
PSU_Mask_Write(CRF_APB_APLL_CTRL_OFFSET, 0x00000001U, 0x00000000U);
/*##################################################################### */
/*
* CHECK PLL STATUS
*/
/*
* Register : PLL_STATUS @ 0XFD1A0044
* APLL is locked
* PSU_CRF_APB_PLL_STATUS_APLL_LOCK 1
* (OFFSET, MASK, VALUE) (0XFD1A0044, 0x00000001U ,0x00000001U)
*/
mask_poll(CRF_APB_PLL_STATUS_OFFSET, 0x00000001U);
/*##################################################################### */
/*
* REMOVE PLL BY PASS
*/
/*
* Register : APLL_CTRL @ 0XFD1A0020
* Bypasses the PLL clock. The usable clock will be determined from the POS
* T_SRC field. (This signal may only be toggled after 4 cycles of the old
* clock and 4 cycles of the new clock. This is not usually an issue, but d
* esigners must be aware.)
* PSU_CRF_APB_APLL_CTRL_BYPASS 0
* PLL Basic Control
* (OFFSET, MASK, VALUE) (0XFD1A0020, 0x00000008U ,0x00000000U)
*/
PSU_Mask_Write(CRF_APB_APLL_CTRL_OFFSET, 0x00000008U, 0x00000000U);
/*##################################################################### */
/*
* Register : APLL_TO_LPD_CTRL @ 0XFD1A0048
* Divisor value for this clock.
* PSU_CRF_APB_APLL_TO_LPD_CTRL_DIVISOR0 0x3
* Control for a clock that will be generated in the FPD, but used in the L
* PD as a clock source for the peripheral clock muxes.
* (OFFSET, MASK, VALUE) (0XFD1A0048, 0x00003F00U ,0x00000300U)
*/
PSU_Mask_Write(CRF_APB_APLL_TO_LPD_CTRL_OFFSET,
0x00003F00U, 0x00000300U);
/*##################################################################### */
/*
* APLL FRAC CFG
*/
/*
* Register : APLL_FRAC_CFG @ 0XFD1A0028
* Fractional SDM bypass control. When 0, PLL is in integer mode and it ign
* ores all fractional data. When 1, PLL is in fractional mode and uses DAT
* A of this register for the fractional portion of the feedback divider.
* PSU_CRF_APB_APLL_FRAC_CFG_ENABLED 0x0
* Fractional value for the Feedback value.
* PSU_CRF_APB_APLL_FRAC_CFG_DATA 0x0
* Fractional control for the PLL
* (OFFSET, MASK, VALUE) (0XFD1A0028, 0x8000FFFFU ,0x00000000U)
*/
PSU_Mask_Write(CRF_APB_APLL_FRAC_CFG_OFFSET,
0x8000FFFFU, 0x00000000U);
/*##################################################################### */
/*
* DDR_PLL INIT
*/
/*
* Register : DPLL_CFG @ 0XFD1A0030
* PLL loop filter resistor control
* PSU_CRF_APB_DPLL_CFG_RES 0x2
* PLL charge pump control
* PSU_CRF_APB_DPLL_CFG_CP 0x3
* PLL loop filter high frequency capacitor control
* PSU_CRF_APB_DPLL_CFG_LFHF 0x3
* Lock circuit counter setting
* PSU_CRF_APB_DPLL_CFG_LOCK_CNT 0x258
* Lock circuit configuration settings for lock windowsize
* PSU_CRF_APB_DPLL_CFG_LOCK_DLY 0x3f
* Helper data. Values are to be looked up in a table from Data Sheet
* (OFFSET, MASK, VALUE) (0XFD1A0030, 0xFE7FEDEFU ,0x7E4B0C62U)
*/
PSU_Mask_Write(CRF_APB_DPLL_CFG_OFFSET, 0xFE7FEDEFU, 0x7E4B0C62U);
/*##################################################################### */
/*
* UPDATE FB_DIV
*/
/*
* Register : DPLL_CTRL @ 0XFD1A002C
* Mux select for determining which clock feeds this PLL. 0XX pss_ref_clk i
* s the source 100 video clk is the source 101 pss_alt_ref_clk is the sour
* ce 110 aux_refclk[X] is the source 111 gt_crx_ref_clk is the source
* PSU_CRF_APB_DPLL_CTRL_PRE_SRC 0x0
* The integer portion of the feedback divider to the PLL
* PSU_CRF_APB_DPLL_CTRL_FBDIV 0x40
* This turns on the divide by 2 that is inside of the PLL. This does not c
* hange the VCO frequency, just the output frequency
* PSU_CRF_APB_DPLL_CTRL_DIV2 0x1
* PLL Basic Control
* (OFFSET, MASK, VALUE) (0XFD1A002C, 0x00717F00U ,0x00014000U)
*/
PSU_Mask_Write(CRF_APB_DPLL_CTRL_OFFSET, 0x00717F00U, 0x00014000U);
/*##################################################################### */
/*
* BY PASS PLL
*/
/*
* Register : DPLL_CTRL @ 0XFD1A002C
* Bypasses the PLL clock. The usable clock will be determined from the POS
* T_SRC field. (This signal may only be toggled after 4 cycles of the old
* clock and 4 cycles of the new clock. This is not usually an issue, but d
* esigners must be aware.)
* PSU_CRF_APB_DPLL_CTRL_BYPASS 1
* PLL Basic Control
* (OFFSET, MASK, VALUE) (0XFD1A002C, 0x00000008U ,0x00000008U)
*/
PSU_Mask_Write(CRF_APB_DPLL_CTRL_OFFSET, 0x00000008U, 0x00000008U);
/*##################################################################### */
/*
* ASSERT RESET
*/
/*
* Register : DPLL_CTRL @ 0XFD1A002C
* Asserts Reset to the PLL. When asserting reset, the PLL must already be
* in BYPASS.
* PSU_CRF_APB_DPLL_CTRL_RESET 1
* PLL Basic Control
* (OFFSET, MASK, VALUE) (0XFD1A002C, 0x00000001U ,0x00000001U)
*/
PSU_Mask_Write(CRF_APB_DPLL_CTRL_OFFSET, 0x00000001U, 0x00000001U);
/*##################################################################### */
/*
* DEASSERT RESET
*/
/*
* Register : DPLL_CTRL @ 0XFD1A002C
* Asserts Reset to the PLL. When asserting reset, the PLL must already be
* in BYPASS.
* PSU_CRF_APB_DPLL_CTRL_RESET 0
* PLL Basic Control
* (OFFSET, MASK, VALUE) (0XFD1A002C, 0x00000001U ,0x00000000U)
*/
PSU_Mask_Write(CRF_APB_DPLL_CTRL_OFFSET, 0x00000001U, 0x00000000U);
/*##################################################################### */
/*
* CHECK PLL STATUS
*/
/*
* Register : PLL_STATUS @ 0XFD1A0044
* DPLL is locked
* PSU_CRF_APB_PLL_STATUS_DPLL_LOCK 1
* (OFFSET, MASK, VALUE) (0XFD1A0044, 0x00000002U ,0x00000002U)
*/
mask_poll(CRF_APB_PLL_STATUS_OFFSET, 0x00000002U);
/*##################################################################### */
/*
* REMOVE PLL BY PASS
*/
/*
* Register : DPLL_CTRL @ 0XFD1A002C
* Bypasses the PLL clock. The usable clock will be determined from the POS
* T_SRC field. (This signal may only be toggled after 4 cycles of the old
* clock and 4 cycles of the new clock. This is not usually an issue, but d
* esigners must be aware.)
* PSU_CRF_APB_DPLL_CTRL_BYPASS 0
* PLL Basic Control
* (OFFSET, MASK, VALUE) (0XFD1A002C, 0x00000008U ,0x00000000U)
*/
PSU_Mask_Write(CRF_APB_DPLL_CTRL_OFFSET, 0x00000008U, 0x00000000U);
/*##################################################################### */
/*
* Register : DPLL_TO_LPD_CTRL @ 0XFD1A004C
* Divisor value for this clock.
* PSU_CRF_APB_DPLL_TO_LPD_CTRL_DIVISOR0 0x3
* Control for a clock that will be generated in the FPD, but used in the L
* PD as a clock source for the peripheral clock muxes.
* (OFFSET, MASK, VALUE) (0XFD1A004C, 0x00003F00U ,0x00000300U)
*/
PSU_Mask_Write(CRF_APB_DPLL_TO_LPD_CTRL_OFFSET,
0x00003F00U, 0x00000300U);
/*##################################################################### */
/*
* DPLL FRAC CFG
*/
/*
* Register : DPLL_FRAC_CFG @ 0XFD1A0034
* Fractional SDM bypass control. When 0, PLL is in integer mode and it ign
* ores all fractional data. When 1, PLL is in fractional mode and uses DAT
* A of this register for the fractional portion of the feedback divider.
* PSU_CRF_APB_DPLL_FRAC_CFG_ENABLED 0x0
* Fractional value for the Feedback value.
* PSU_CRF_APB_DPLL_FRAC_CFG_DATA 0x0
* Fractional control for the PLL
* (OFFSET, MASK, VALUE) (0XFD1A0034, 0x8000FFFFU ,0x00000000U)
*/
PSU_Mask_Write(CRF_APB_DPLL_FRAC_CFG_OFFSET,
0x8000FFFFU, 0x00000000U);
/*##################################################################### */
/*
* VIDEO_PLL INIT
*/
/*
* Register : VPLL_CFG @ 0XFD1A003C
* PLL loop filter resistor control
* PSU_CRF_APB_VPLL_CFG_RES 0x2
* PLL charge pump control
* PSU_CRF_APB_VPLL_CFG_CP 0x3
* PLL loop filter high frequency capacitor control
* PSU_CRF_APB_VPLL_CFG_LFHF 0x3
* Lock circuit counter setting
* PSU_CRF_APB_VPLL_CFG_LOCK_CNT 0x258
* Lock circuit configuration settings for lock windowsize
* PSU_CRF_APB_VPLL_CFG_LOCK_DLY 0x3f
* Helper data. Values are to be looked up in a table from Data Sheet
* (OFFSET, MASK, VALUE) (0XFD1A003C, 0xFE7FEDEFU ,0x7E4B0C62U)
*/
PSU_Mask_Write(CRF_APB_VPLL_CFG_OFFSET, 0xFE7FEDEFU, 0x7E4B0C62U);
/*##################################################################### */
/*
* UPDATE FB_DIV
*/
/*
* Register : VPLL_CTRL @ 0XFD1A0038
* Mux select for determining which clock feeds this PLL. 0XX pss_ref_clk i
* s the source 100 video clk is the source 101 pss_alt_ref_clk is the sour
* ce 110 aux_refclk[X] is the source 111 gt_crx_ref_clk is the source
* PSU_CRF_APB_VPLL_CTRL_PRE_SRC 0x0
* The integer portion of the feedback divider to the PLL
* PSU_CRF_APB_VPLL_CTRL_FBDIV 0x47
* This turns on the divide by 2 that is inside of the PLL. This does not c
* hange the VCO frequency, just the output frequency
* PSU_CRF_APB_VPLL_CTRL_DIV2 0x1
* PLL Basic Control
* (OFFSET, MASK, VALUE) (0XFD1A0038, 0x00717F00U ,0x00014700U)
*/
PSU_Mask_Write(CRF_APB_VPLL_CTRL_OFFSET, 0x00717F00U, 0x00014700U);
/*##################################################################### */
/*
* BY PASS PLL
*/
/*
* Register : VPLL_CTRL @ 0XFD1A0038
* Bypasses the PLL clock. The usable clock will be determined from the POS
* T_SRC field. (This signal may only be toggled after 4 cycles of the old
* clock and 4 cycles of the new clock. This is not usually an issue, but d
* esigners must be aware.)
* PSU_CRF_APB_VPLL_CTRL_BYPASS 1
* PLL Basic Control
* (OFFSET, MASK, VALUE) (0XFD1A0038, 0x00000008U ,0x00000008U)
*/
PSU_Mask_Write(CRF_APB_VPLL_CTRL_OFFSET, 0x00000008U, 0x00000008U);
/*##################################################################### */
/*
* ASSERT RESET
*/
/*
* Register : VPLL_CTRL @ 0XFD1A0038
* Asserts Reset to the PLL. When asserting reset, the PLL must already be
* in BYPASS.
* PSU_CRF_APB_VPLL_CTRL_RESET 1
* PLL Basic Control
* (OFFSET, MASK, VALUE) (0XFD1A0038, 0x00000001U ,0x00000001U)
*/
PSU_Mask_Write(CRF_APB_VPLL_CTRL_OFFSET, 0x00000001U, 0x00000001U);
/*##################################################################### */
/*
* DEASSERT RESET
*/
/*
* Register : VPLL_CTRL @ 0XFD1A0038
* Asserts Reset to the PLL. When asserting reset, the PLL must already be
* in BYPASS.
* PSU_CRF_APB_VPLL_CTRL_RESET 0
* PLL Basic Control
* (OFFSET, MASK, VALUE) (0XFD1A0038, 0x00000001U ,0x00000000U)
*/
PSU_Mask_Write(CRF_APB_VPLL_CTRL_OFFSET, 0x00000001U, 0x00000000U);
/*##################################################################### */
/*
* CHECK PLL STATUS
*/
/*
* Register : PLL_STATUS @ 0XFD1A0044
* VPLL is locked
* PSU_CRF_APB_PLL_STATUS_VPLL_LOCK 1
* (OFFSET, MASK, VALUE) (0XFD1A0044, 0x00000004U ,0x00000004U)
*/
mask_poll(CRF_APB_PLL_STATUS_OFFSET, 0x00000004U);
/*##################################################################### */
/*
* REMOVE PLL BY PASS
*/
/*
* Register : VPLL_CTRL @ 0XFD1A0038
* Bypasses the PLL clock. The usable clock will be determined from the POS
* T_SRC field. (This signal may only be toggled after 4 cycles of the old
* clock and 4 cycles of the new clock. This is not usually an issue, but d
* esigners must be aware.)
* PSU_CRF_APB_VPLL_CTRL_BYPASS 0
* PLL Basic Control
* (OFFSET, MASK, VALUE) (0XFD1A0038, 0x00000008U ,0x00000000U)
*/
PSU_Mask_Write(CRF_APB_VPLL_CTRL_OFFSET, 0x00000008U, 0x00000000U);
/*##################################################################### */
/*
* Register : VPLL_TO_LPD_CTRL @ 0XFD1A0050
* Divisor value for this clock.
* PSU_CRF_APB_VPLL_TO_LPD_CTRL_DIVISOR0 0x3
* Control for a clock that will be generated in the FPD, but used in the L
* PD as a clock source for the peripheral clock muxes.
* (OFFSET, MASK, VALUE) (0XFD1A0050, 0x00003F00U ,0x00000300U)
*/
PSU_Mask_Write(CRF_APB_VPLL_TO_LPD_CTRL_OFFSET,
0x00003F00U, 0x00000300U);
/*##################################################################### */
/*
* VIDEO FRAC CFG
*/
/*
* Register : VPLL_FRAC_CFG @ 0XFD1A0040
* Fractional SDM bypass control. When 0, PLL is in integer mode and it ign
* ores all fractional data. When 1, PLL is in fractional mode and uses DAT
* A of this register for the fractional portion of the feedback divider.
* PSU_CRF_APB_VPLL_FRAC_CFG_ENABLED 0x1
* Fractional value for the Feedback value.
* PSU_CRF_APB_VPLL_FRAC_CFG_DATA 0x497f
* Fractional control for the PLL
* (OFFSET, MASK, VALUE) (0XFD1A0040, 0x8000FFFFU ,0x8000497FU)
*/
PSU_Mask_Write(CRF_APB_VPLL_FRAC_CFG_OFFSET,
0x8000FFFFU, 0x8000497FU);
/*##################################################################### */
return 1;
}
unsigned long psu_clock_init_data(void)
{
/*
* CLOCK CONTROL SLCR REGISTER
*/
/*
* Register : USB0_BUS_REF_CTRL @ 0XFF5E0060
* Clock active signal. Switch to 0 to disable the clock
* PSU_CRL_APB_USB0_BUS_REF_CTRL_CLKACT 0x1
* 6 bit divider
* PSU_CRL_APB_USB0_BUS_REF_CTRL_DIVISOR1 0x1
* 6 bit divider
* PSU_CRL_APB_USB0_BUS_REF_CTRL_DIVISOR0 0x6
* 000 = IOPLL; 010 = RPLL; 011 = DPLL; (This signal may only be toggled af
* ter 4 cycles of the old clock and 4 cycles of the new clock. This is not
* usually an issue, but designers must be aware.)
* PSU_CRL_APB_USB0_BUS_REF_CTRL_SRCSEL 0x0
* This register controls this reference clock
* (OFFSET, MASK, VALUE) (0XFF5E0060, 0x023F3F07U ,0x02010600U)
*/
PSU_Mask_Write(CRL_APB_USB0_BUS_REF_CTRL_OFFSET,
0x023F3F07U, 0x02010600U);
/*##################################################################### */
/*
* Register : USB1_BUS_REF_CTRL @ 0XFF5E0064
* Clock active signal. Switch to 0 to disable the clock
* PSU_CRL_APB_USB1_BUS_REF_CTRL_CLKACT 0x1
* 6 bit divider
* PSU_CRL_APB_USB1_BUS_REF_CTRL_DIVISOR1 0x1
* 6 bit divider
* PSU_CRL_APB_USB1_BUS_REF_CTRL_DIVISOR0 0x6
* 000 = IOPLL; 010 = RPLL; 011 = DPLL; (This signal may only be toggled af
* ter 4 cycles of the old clock and 4 cycles of the new clock. This is not
* usually an issue, but designers must be aware.)
* PSU_CRL_APB_USB1_BUS_REF_CTRL_SRCSEL 0x0
* This register controls this reference clock
* (OFFSET, MASK, VALUE) (0XFF5E0064, 0x023F3F07U ,0x02010600U)
*/
PSU_Mask_Write(CRL_APB_USB1_BUS_REF_CTRL_OFFSET,
0x023F3F07U, 0x02010600U);
/*##################################################################### */
/*
* Register : USB3_DUAL_REF_CTRL @ 0XFF5E004C
* Clock active signal. Switch to 0 to disable the clock
* PSU_CRL_APB_USB3_DUAL_REF_CTRL_CLKACT 0x1
* 6 bit divider
* PSU_CRL_APB_USB3_DUAL_REF_CTRL_DIVISOR1 0xf
* 6 bit divider
* PSU_CRL_APB_USB3_DUAL_REF_CTRL_DIVISOR0 0x5