mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-02 17:41:08 +00:00
ee31be429b
The new 32bit DDR controller for TI's am62a family of SoCs shares much of the same functionality with the existing 16bit (am64) and 32bit (j721e) controllers, so this patch reorganizes the existing auto-generated macros for the 16bit and 32bit controllers to make room for the macros for the am62a's controller This patch consists mostly of header/macro renames and additions with a new Kconfig option (K3_AM62A_DDRSS) allowing us to select these new macros during compilation. Signed-off-by: Bryan Brattlof <bb@ti.com>
398 lines
15 KiB
C
398 lines
15 KiB
C
// SPDX-License-Identifier: BSD-3-Clause
|
|
/*
|
|
* Cadence DDR Driver
|
|
*
|
|
* Copyright (C) 2012-2022 Cadence Design Systems, Inc.
|
|
* Copyright (C) 2018-2022 Texas Instruments Incorporated - https://www.ti.com/
|
|
*/
|
|
|
|
#include <errno.h>
|
|
#include "cps_drv_lpddr4.h"
|
|
#include "lpddr4_ctl_regs.h"
|
|
#include "lpddr4_if.h"
|
|
#include "lpddr4.h"
|
|
#include "lpddr4_structs_if.h"
|
|
|
|
static u16 ctlintmap[51][3] = {
|
|
{ 0, 0, 7 },
|
|
{ 1, 0, 8 },
|
|
{ 2, 0, 9 },
|
|
{ 3, 0, 14 },
|
|
{ 4, 0, 15 },
|
|
{ 5, 0, 16 },
|
|
{ 6, 0, 17 },
|
|
{ 7, 0, 19 },
|
|
{ 8, 1, 0 },
|
|
{ 9, 2, 0 },
|
|
{ 10, 2, 3 },
|
|
{ 11, 3, 0 },
|
|
{ 12, 4, 0 },
|
|
{ 13, 5, 11 },
|
|
{ 14, 5, 12 },
|
|
{ 15, 5, 13 },
|
|
{ 16, 5, 14 },
|
|
{ 17, 5, 15 },
|
|
{ 18, 6, 0 },
|
|
{ 19, 6, 1 },
|
|
{ 20, 6, 2 },
|
|
{ 21, 6, 6 },
|
|
{ 22, 6, 7 },
|
|
{ 23, 7, 3 },
|
|
{ 24, 7, 4 },
|
|
{ 25, 7, 5 },
|
|
{ 26, 7, 6 },
|
|
{ 27, 7, 7 },
|
|
{ 28, 8, 0 },
|
|
{ 29, 9, 0 },
|
|
{ 30, 10, 0 },
|
|
{ 31, 10, 1 },
|
|
{ 32, 10, 2 },
|
|
{ 33, 10, 3 },
|
|
{ 34, 10, 4 },
|
|
{ 35, 10, 5 },
|
|
{ 36, 11, 0 },
|
|
{ 37, 12, 0 },
|
|
{ 38, 12, 1 },
|
|
{ 39, 12, 2 },
|
|
{ 40, 12, 3 },
|
|
{ 41, 12, 4 },
|
|
{ 42, 12, 5 },
|
|
{ 43, 13, 0 },
|
|
{ 44, 13, 1 },
|
|
{ 45, 13, 3 },
|
|
{ 46, 14, 0 },
|
|
{ 47, 14, 2 },
|
|
{ 48, 14, 3 },
|
|
{ 49, 15, 2 },
|
|
{ 50, 16, 0 },
|
|
};
|
|
|
|
static void lpddr4_checkctlinterrupt_4(lpddr4_ctlregs *ctlregbase, lpddr4_intr_ctlinterrupt intr, u32 *ctlgrpirqstatus, u32 *ctlmasterintflag);
|
|
static void lpddr4_checkctlinterrupt_3(lpddr4_ctlregs *ctlregbase, lpddr4_intr_ctlinterrupt intr, u32 *ctlgrpirqstatus, u32 *ctlmasterintflag);
|
|
static void lpddr4_checkctlinterrupt_2(lpddr4_ctlregs *ctlregbase, lpddr4_intr_ctlinterrupt intr, u32 *ctlgrpirqstatus, u32 *ctlmasterintflag);
|
|
static void lpddr4_ackctlinterrupt_4(lpddr4_ctlregs *ctlregbase, lpddr4_intr_ctlinterrupt intr);
|
|
static void lpddr4_ackctlinterrupt_3(lpddr4_ctlregs *ctlregbase, lpddr4_intr_ctlinterrupt intr);
|
|
static void lpddr4_ackctlinterrupt_2(lpddr4_ctlregs *ctlregbase, lpddr4_intr_ctlinterrupt intr);
|
|
|
|
u32 lpddr4_enablepiinitiator(const lpddr4_privatedata *pd)
|
|
{
|
|
u32 result = 0U;
|
|
u32 regval = 0U;
|
|
|
|
lpddr4_ctlregs *ctlregbase = (lpddr4_ctlregs *)pd->ctlbase;
|
|
|
|
regval = CPS_FLD_SET(LPDDR4__PI_NORMAL_LVL_SEQ__FLD, CPS_REG_READ(&(ctlregbase->LPDDR4__PI_NORMAL_LVL_SEQ__REG)));
|
|
CPS_REG_WRITE((&(ctlregbase->LPDDR4__PI_NORMAL_LVL_SEQ__REG)), regval);
|
|
regval = CPS_FLD_SET(LPDDR4__PI_INIT_LVL_EN__FLD, CPS_REG_READ(&(ctlregbase->LPDDR4__PI_INIT_LVL_EN__REG)));
|
|
CPS_REG_WRITE((&(ctlregbase->LPDDR4__PI_INIT_LVL_EN__REG)), regval);
|
|
|
|
return result;
|
|
}
|
|
|
|
u32 lpddr4_getctlinterruptmask(const lpddr4_privatedata *pd, u64 *mask)
|
|
{
|
|
u32 result = 0U;
|
|
|
|
result = lpddr4_getctlinterruptmasksf(pd, mask);
|
|
if (result == (u32)0) {
|
|
lpddr4_ctlregs *ctlregbase = (lpddr4_ctlregs *)pd->ctlbase;
|
|
*mask = (u64)(CPS_FLD_READ(LPDDR4__INT_MASK_MASTER__FLD, CPS_REG_READ(&(ctlregbase->LPDDR4__INT_MASK_MASTER__REG))));
|
|
}
|
|
return result;
|
|
}
|
|
|
|
u32 lpddr4_setctlinterruptmask(const lpddr4_privatedata *pd, const u64 *mask)
|
|
{
|
|
u32 result;
|
|
u32 regval = 0;
|
|
const u64 ui64one = 1ULL;
|
|
const u32 ui32irqcount = (u32)32U;
|
|
|
|
result = lpddr4_setctlinterruptmasksf(pd, mask);
|
|
if ((result == (u32)0) && (ui32irqcount < 64U)) {
|
|
if (*mask >= (ui64one << ui32irqcount))
|
|
result = (u32)EINVAL;
|
|
}
|
|
|
|
if (result == (u32)0) {
|
|
lpddr4_ctlregs *ctlregbase = (lpddr4_ctlregs *)pd->ctlbase;
|
|
regval = CPS_FLD_WRITE(LPDDR4__INT_MASK_MASTER__FLD, CPS_REG_READ(&(ctlregbase->LPDDR4__INT_MASK_MASTER__REG)), *mask);
|
|
CPS_REG_WRITE(&(ctlregbase->LPDDR4__INT_MASK_MASTER__REG), regval);
|
|
}
|
|
return result;
|
|
}
|
|
|
|
static void lpddr4_checkctlinterrupt_4(lpddr4_ctlregs *ctlregbase, lpddr4_intr_ctlinterrupt intr,
|
|
u32 *ctlgrpirqstatus, u32 *ctlmasterintflag)
|
|
{
|
|
if ((intr >= LPDDR4_INTR_INIT_MEM_RESET_DONE) && (intr <= LPDDR4_INTR_INIT_POWER_ON_STATE))
|
|
*ctlgrpirqstatus = CPS_FLD_READ(LPDDR4__INT_STATUS_INIT__FLD, CPS_REG_READ(&(ctlregbase->LPDDR4__INT_STATUS_INIT__REG)));
|
|
else if ((intr >= LPDDR4_INTR_MRR_ERROR) && (intr <= LPDDR4_INTR_MR_WRITE_DONE))
|
|
*ctlgrpirqstatus = CPS_REG_READ(&(ctlregbase->LPDDR4__INT_STATUS_MODE__REG));
|
|
else if (intr == LPDDR4_INTR_BIST_DONE)
|
|
*ctlgrpirqstatus = CPS_FLD_READ(LPDDR4__INT_STATUS_BIST__FLD, CPS_REG_READ(&(ctlregbase->LPDDR4__INT_STATUS_BIST__REG)));
|
|
else if (intr == LPDDR4_INTR_PARITY_ERROR)
|
|
*ctlgrpirqstatus = CPS_FLD_READ(LPDDR4__INT_STATUS_PARITY__FLD, CPS_REG_READ(&(ctlregbase->LPDDR4__INT_STATUS_PARITY__REG)));
|
|
else
|
|
*ctlmasterintflag = (u32)1U;
|
|
}
|
|
|
|
static void lpddr4_checkctlinterrupt_3(lpddr4_ctlregs *ctlregbase, lpddr4_intr_ctlinterrupt intr,
|
|
u32 *ctlgrpirqstatus, u32 *ctlmasterintflag)
|
|
{
|
|
if ((intr >= LPDDR4_INTR_FREQ_DFS_REQ_HW_IGNORE) && (intr <= LPDDR4_INTR_FREQ_DFS_SW_DONE))
|
|
*ctlgrpirqstatus = CPS_FLD_READ(LPDDR4__INT_STATUS_FREQ__FLD, CPS_REG_READ(&(ctlregbase->LPDDR4__INT_STATUS_FREQ__REG)));
|
|
else if ((intr >= LPDDR4_INTR_LP_DONE) && (intr <= LPDDR4_INTR_LP_TIMEOUT))
|
|
*ctlgrpirqstatus = CPS_FLD_READ(LPDDR4__INT_STATUS_LOWPOWER__FLD, CPS_REG_READ(&(ctlregbase->LPDDR4__INT_STATUS_LOWPOWER__REG)));
|
|
else
|
|
lpddr4_checkctlinterrupt_4(ctlregbase, intr, ctlgrpirqstatus, ctlmasterintflag);
|
|
}
|
|
|
|
static void lpddr4_checkctlinterrupt_2(lpddr4_ctlregs *ctlregbase, lpddr4_intr_ctlinterrupt intr,
|
|
u32 *ctlgrpirqstatus, u32 *ctlmasterintflag)
|
|
{
|
|
if (intr <= LPDDR4_INTR_TIMEOUT_AUTO_REFRESH_MAX)
|
|
*ctlgrpirqstatus = CPS_REG_READ(&(ctlregbase->LPDDR4__INT_STATUS_TIMEOUT__REG));
|
|
else if ((intr >= LPDDR4_INTR_TRAINING_ZQ_STATUS) && (intr <= LPDDR4_INTR_TRAINING_DQS_OSC_VAR_OUT))
|
|
*ctlgrpirqstatus = CPS_REG_READ(&(ctlregbase->LPDDR4__INT_STATUS_TRAINING__REG));
|
|
else if ((intr >= LPDDR4_INTR_USERIF_OUTSIDE_MEM_ACCESS) && (intr <= LPDDR4_INTR_USERIF_INVAL_SETTING))
|
|
*ctlgrpirqstatus = CPS_REG_READ(&(ctlregbase->LPDDR4__INT_STATUS_USERIF__REG));
|
|
else if ((intr >= LPDDR4_INTR_MISC_MRR_TRAFFIC) && (intr <= LPDDR4_INTR_MISC_REFRESH_STATUS))
|
|
*ctlgrpirqstatus = CPS_FLD_READ(LPDDR4__INT_STATUS_MISC__FLD, CPS_REG_READ(&(ctlregbase->LPDDR4__INT_STATUS_MISC__REG)));
|
|
else if ((intr >= LPDDR4_INTR_DFI_UPDATE_ERROR) && (intr <= LPDDR4_INTR_DFI_TIMEOUT))
|
|
*ctlgrpirqstatus = CPS_FLD_READ(LPDDR4__INT_STATUS_DFI__FLD, CPS_REG_READ(&(ctlregbase->LPDDR4__INT_STATUS_DFI__REG)));
|
|
else
|
|
lpddr4_checkctlinterrupt_3(ctlregbase, intr, ctlgrpirqstatus, ctlmasterintflag);
|
|
}
|
|
|
|
u32 lpddr4_checkctlinterrupt(const lpddr4_privatedata *pd, lpddr4_intr_ctlinterrupt intr, bool *irqstatus)
|
|
{
|
|
u32 result;
|
|
u32 ctlmasterirqstatus = 0U;
|
|
u32 ctlgrpirqstatus = 0U;
|
|
u32 ctlmasterintflag = 0U;
|
|
|
|
result = LPDDR4_INTR_CheckCtlIntSF(pd, intr, irqstatus);
|
|
if (result == (u32)0) {
|
|
lpddr4_ctlregs *ctlregbase = (lpddr4_ctlregs *)pd->ctlbase;
|
|
ctlmasterirqstatus = (CPS_REG_READ(&(ctlregbase->LPDDR4__INT_STATUS_MASTER__REG)) & (~((u32)1 << 31)));
|
|
|
|
lpddr4_checkctlinterrupt_2(ctlregbase, intr, &ctlgrpirqstatus, &ctlmasterintflag);
|
|
|
|
if ((ctlintmap[intr][INT_SHIFT] < WORD_SHIFT) && (ctlintmap[intr][GRP_SHIFT] < WORD_SHIFT)) {
|
|
if ((((ctlmasterirqstatus >> ctlintmap[intr][GRP_SHIFT]) & LPDDR4_BIT_MASK) > 0U) &&
|
|
(((ctlgrpirqstatus >> ctlintmap[intr][INT_SHIFT]) & LPDDR4_BIT_MASK) > 0U) &&
|
|
(ctlmasterintflag == (u32)0))
|
|
*irqstatus = true;
|
|
else if ((((ctlmasterirqstatus >> ctlintmap[intr][GRP_SHIFT]) & LPDDR4_BIT_MASK) > 0U) &&
|
|
(ctlmasterintflag == (u32)1U))
|
|
*irqstatus = true;
|
|
else
|
|
*irqstatus = false;
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
|
|
static void lpddr4_ackctlinterrupt_4(lpddr4_ctlregs *ctlregbase, lpddr4_intr_ctlinterrupt intr)
|
|
{
|
|
u32 regval = 0;
|
|
|
|
if ((intr >= LPDDR4_INTR_MRR_ERROR) && (intr <= LPDDR4_INTR_MR_WRITE_DONE) && ((u32)ctlintmap[intr][INT_SHIFT] < WORD_SHIFT)) {
|
|
CPS_REG_WRITE(&(ctlregbase->LPDDR4__INT_ACK_MODE__REG), (u32)LPDDR4_BIT_MASK << (u32)ctlintmap[intr][INT_SHIFT]);
|
|
} else if ((intr == LPDDR4_INTR_BIST_DONE) && ((u32)ctlintmap[intr][INT_SHIFT] < WORD_SHIFT)) {
|
|
regval = CPS_FLD_WRITE(LPDDR4__INT_ACK_BIST__FLD, CPS_REG_READ(&(ctlregbase->LPDDR4__INT_ACK_BIST__REG)),
|
|
(u32)LPDDR4_BIT_MASK << (u32)ctlintmap[intr][INT_SHIFT]);
|
|
CPS_REG_WRITE(&(ctlregbase->LPDDR4__INT_ACK_BIST__REG), regval);
|
|
} else if ((intr == LPDDR4_INTR_PARITY_ERROR) && ((u32)ctlintmap[intr][INT_SHIFT] < WORD_SHIFT)) {
|
|
regval = CPS_FLD_WRITE(LPDDR4__INT_ACK_PARITY__FLD, CPS_REG_READ(&(ctlregbase->LPDDR4__INT_ACK_PARITY__REG)),
|
|
(u32)LPDDR4_BIT_MASK << (u32)ctlintmap[intr][INT_SHIFT]);
|
|
CPS_REG_WRITE(&(ctlregbase->LPDDR4__INT_ACK_PARITY__REG), regval);
|
|
} else {
|
|
}
|
|
}
|
|
|
|
static void lpddr4_ackctlinterrupt_3(lpddr4_ctlregs *ctlregbase, lpddr4_intr_ctlinterrupt intr)
|
|
{
|
|
u32 regval = 0;
|
|
|
|
if ((intr >= LPDDR4_INTR_LP_DONE) && (intr <= LPDDR4_INTR_LP_TIMEOUT) && ((u32)ctlintmap[intr][INT_SHIFT] < WORD_SHIFT)) {
|
|
regval = CPS_FLD_WRITE(LPDDR4__INT_ACK_LOWPOWER__FLD, CPS_REG_READ(&(ctlregbase->LPDDR4__INT_ACK_LOWPOWER__REG)),
|
|
(u32)((u32)LPDDR4_BIT_MASK << (u32)ctlintmap[intr][INT_SHIFT]));
|
|
CPS_REG_WRITE(&(ctlregbase->LPDDR4__INT_ACK_LOWPOWER__REG), regval);
|
|
} else if ((intr >= LPDDR4_INTR_INIT_MEM_RESET_DONE) && (intr <= LPDDR4_INTR_INIT_POWER_ON_STATE) && ((u32)ctlintmap[intr][INT_SHIFT] < WORD_SHIFT)) {
|
|
regval = CPS_FLD_WRITE(LPDDR4__INT_ACK_INIT__FLD, CPS_REG_READ(&(ctlregbase->LPDDR4__INT_ACK_INIT__REG)),
|
|
(u32)((u32)LPDDR4_BIT_MASK << (u32)ctlintmap[intr][INT_SHIFT]));
|
|
CPS_REG_WRITE(&(ctlregbase->LPDDR4__INT_ACK_INIT__REG), regval);
|
|
} else {
|
|
lpddr4_ackctlinterrupt_4(ctlregbase, intr);
|
|
}
|
|
}
|
|
|
|
static void lpddr4_ackctlinterrupt_2(lpddr4_ctlregs *ctlregbase, lpddr4_intr_ctlinterrupt intr)
|
|
{
|
|
u32 regval = 0;
|
|
|
|
if ((intr >= LPDDR4_INTR_DFI_UPDATE_ERROR) && (intr <= LPDDR4_INTR_DFI_TIMEOUT) && ((u32)ctlintmap[intr][INT_SHIFT] < WORD_SHIFT)) {
|
|
CPS_REG_WRITE(&(ctlregbase->LPDDR4__INT_ACK_DFI__REG), (u32)((u32)LPDDR4_BIT_MASK << (u32)ctlintmap[intr][INT_SHIFT]));
|
|
} else if ((intr >= LPDDR4_INTR_FREQ_DFS_REQ_HW_IGNORE) && (intr <= LPDDR4_INTR_FREQ_DFS_SW_DONE) && ((u32)ctlintmap[intr][INT_SHIFT] < WORD_SHIFT)) {
|
|
regval = CPS_FLD_WRITE(LPDDR4__INT_ACK_FREQ__FLD, CPS_REG_READ(&(ctlregbase->LPDDR4__INT_ACK_FREQ__REG)),
|
|
(u32)((u32)LPDDR4_BIT_MASK << (u32)ctlintmap[intr][INT_SHIFT]));
|
|
CPS_REG_WRITE(&(ctlregbase->LPDDR4__INT_ACK_FREQ__REG), regval);
|
|
} else {
|
|
lpddr4_ackctlinterrupt_3(ctlregbase, intr);
|
|
}
|
|
}
|
|
|
|
u32 lpddr4_ackctlinterrupt(const lpddr4_privatedata *pd, lpddr4_intr_ctlinterrupt intr)
|
|
{
|
|
u32 result;
|
|
|
|
result = LPDDR4_INTR_AckCtlIntSF(pd, intr);
|
|
if ((result == (u32)0) && ((u32)ctlintmap[intr][INT_SHIFT] < WORD_SHIFT)) {
|
|
lpddr4_ctlregs *ctlregbase = (lpddr4_ctlregs *)pd->ctlbase;
|
|
if (intr <= LPDDR4_INTR_TIMEOUT_AUTO_REFRESH_MAX)
|
|
CPS_REG_WRITE(&(ctlregbase->LPDDR4__INT_ACK_TIMEOUT__REG), ((u32)LPDDR4_BIT_MASK << (u32)ctlintmap[intr][INT_SHIFT]));
|
|
else if ((intr >= LPDDR4_INTR_TRAINING_ZQ_STATUS) && (intr <= LPDDR4_INTR_TRAINING_DQS_OSC_VAR_OUT))
|
|
CPS_REG_WRITE(&(ctlregbase->LPDDR4__INT_ACK_TRAINING__REG), ((u32)LPDDR4_BIT_MASK << (u32)ctlintmap[intr][INT_SHIFT]));
|
|
else if ((intr >= LPDDR4_INTR_USERIF_OUTSIDE_MEM_ACCESS) && (intr <= LPDDR4_INTR_USERIF_INVAL_SETTING))
|
|
CPS_REG_WRITE(&(ctlregbase->LPDDR4__INT_ACK_USERIF__REG), ((u32)LPDDR4_BIT_MASK << (u32)ctlintmap[intr][INT_SHIFT]));
|
|
else if ((intr >= LPDDR4_INTR_MISC_MRR_TRAFFIC) && (intr <= LPDDR4_INTR_MISC_REFRESH_STATUS))
|
|
CPS_REG_WRITE(&(ctlregbase->LPDDR4__INT_ACK_MISC__REG), ((u32)LPDDR4_BIT_MASK << (u32)ctlintmap[intr][INT_SHIFT]));
|
|
else
|
|
lpddr4_ackctlinterrupt_2(ctlregbase, intr);
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
void lpddr4_checkwrlvlerror(lpddr4_ctlregs *ctlregbase, lpddr4_debuginfo *debuginfo, bool *errfoundptr)
|
|
{
|
|
u32 regval;
|
|
u32 errbitmask = 0U;
|
|
u32 snum;
|
|
volatile u32 *regaddress;
|
|
|
|
regaddress = (volatile u32 *)(&(ctlregbase->LPDDR4__PHY_WRLVL_STATUS_OBS_0__REG));
|
|
errbitmask = ((u32)LPDDR4_BIT_MASK << (u32)12U);
|
|
for (snum = 0U; snum < DSLICE_NUM; snum++) {
|
|
regval = CPS_REG_READ(regaddress);
|
|
if ((regval & errbitmask) != 0U) {
|
|
debuginfo->wrlvlerror = CDN_TRUE;
|
|
*errfoundptr = true;
|
|
}
|
|
regaddress = lpddr4_addoffset(regaddress, (u32)SLICE_WIDTH);
|
|
}
|
|
}
|
|
|
|
u32 lpddr4_getdebuginitinfo(const lpddr4_privatedata *pd, lpddr4_debuginfo *debuginfo)
|
|
{
|
|
u32 result = 0U;
|
|
bool errorfound = false;
|
|
|
|
result = lpddr4_getdebuginitinfosf(pd, debuginfo);
|
|
if (result == (u32)0) {
|
|
lpddr4_ctlregs *ctlregbase = (lpddr4_ctlregs *)pd->ctlbase;
|
|
lpddr4_seterrors(ctlregbase, debuginfo, (u8 *)&errorfound);
|
|
lpddr4_setsettings(ctlregbase, errorfound);
|
|
errorfound = (bool)lpddr4_checklvlerrors(pd, debuginfo, errorfound);
|
|
}
|
|
|
|
if (errorfound == (bool)true)
|
|
result = (u32)EPROTO;
|
|
|
|
return result;
|
|
}
|
|
|
|
u32 lpddr4_getreducmode(const lpddr4_privatedata *pd, lpddr4_reducmode *mode)
|
|
{
|
|
u32 result = 0U;
|
|
|
|
result = lpddr4_getreducmodesf(pd, mode);
|
|
if (result == (u32)0) {
|
|
lpddr4_ctlregs *ctlregbase = (lpddr4_ctlregs *)pd->ctlbase;
|
|
if (CPS_FLD_READ(LPDDR4__MEM_DP_REDUCTION__FLD, CPS_REG_READ(&(ctlregbase->LPDDR4__MEM_DP_REDUCTION__REG))) == 0U)
|
|
*mode = LPDDR4_REDUC_ON;
|
|
else
|
|
*mode = LPDDR4_REDUC_OFF;
|
|
}
|
|
return result;
|
|
}
|
|
|
|
u32 lpddr4_setreducmode(const lpddr4_privatedata *pd, const lpddr4_reducmode *mode)
|
|
{
|
|
u32 result = 0U;
|
|
u32 regval = 0U;
|
|
|
|
result = lpddr4_setreducmodesf(pd, mode);
|
|
if (result == (u32)0) {
|
|
lpddr4_ctlregs *ctlregbase = (lpddr4_ctlregs *)pd->ctlbase;
|
|
regval = (u32)CPS_FLD_WRITE(LPDDR4__MEM_DP_REDUCTION__FLD, CPS_REG_READ(&(ctlregbase->LPDDR4__MEM_DP_REDUCTION__REG)), *mode);
|
|
CPS_REG_WRITE(&(ctlregbase->LPDDR4__MEM_DP_REDUCTION__REG), regval);
|
|
}
|
|
return result;
|
|
}
|
|
|
|
u32 lpddr4_checkmmrreaderror(const lpddr4_privatedata *pd, u64 *mmrvalue, u8 *mrrstatus)
|
|
{
|
|
u32 lowerdata;
|
|
lpddr4_ctlregs *ctlregbase = (lpddr4_ctlregs *)pd->ctlbase;
|
|
u32 result = (u32)0;
|
|
|
|
if (lpddr4_pollctlirq(pd, LPDDR4_INTR_MRR_ERROR, 100) == 0U) {
|
|
*mrrstatus = (u8)CPS_FLD_READ(LPDDR4__MRR_ERROR_STATUS__FLD, CPS_REG_READ(&(ctlregbase->LPDDR4__MRR_ERROR_STATUS__REG)));
|
|
*mmrvalue = (u64)0;
|
|
result = (u32)EIO;
|
|
} else {
|
|
*mrrstatus = (u8)0;
|
|
#ifdef CONFIG_K3_AM64_DDRSS
|
|
lowerdata = CPS_REG_READ(&(ctlregbase->LPDDR4__PERIPHERAL_MRR_DATA__REG));
|
|
#else
|
|
lowerdata = CPS_REG_READ(&(ctlregbase->LPDDR4__PERIPHERAL_MRR_DATA_0__REG));
|
|
*mmrvalue = CPS_REG_READ(&(ctlregbase->LPDDR4__PERIPHERAL_MRR_DATA_1__REG));
|
|
#endif
|
|
*mmrvalue = (u64)((*mmrvalue << WORD_SHIFT) | lowerdata);
|
|
result = lpddr4_ackctlinterrupt(pd, LPDDR4_INTR_MR_READ_DONE);
|
|
}
|
|
return result;
|
|
}
|
|
|
|
u32 lpddr4_getdslicemask(u32 dslicenum, u32 arrayoffset)
|
|
{
|
|
u32 rwmask = 0U;
|
|
|
|
switch (dslicenum) {
|
|
case 0:
|
|
if (arrayoffset < DSLICE0_REG_COUNT)
|
|
rwmask = g_lpddr4_data_slice_0_rw_mask[arrayoffset];
|
|
break;
|
|
default:
|
|
if (arrayoffset < DSLICE1_REG_COUNT)
|
|
rwmask = g_lpddr4_data_slice_1_rw_mask[arrayoffset];
|
|
break;
|
|
}
|
|
return rwmask;
|
|
}
|
|
|
|
u32 lpddr4_geteccenable(const lpddr4_privatedata *pd, lpddr4_eccenable *eccparam)
|
|
{
|
|
u32 result = 0U;
|
|
|
|
result = lpddr4_geteccenablesf(pd, eccparam);
|
|
if (result == (u32)0) {
|
|
*eccparam = LPDDR4_ECC_DISABLED;
|
|
result = (u32)EOPNOTSUPP;
|
|
}
|
|
|
|
return result;
|
|
}
|
|
u32 lpddr4_seteccenable(const lpddr4_privatedata *pd, const lpddr4_eccenable *eccparam)
|
|
{
|
|
u32 result = 0U;
|
|
|
|
result = lpddr4_seteccenablesf(pd, eccparam);
|
|
if (result == (u32)0)
|
|
result = (u32)EOPNOTSUPP;
|
|
|
|
return result;
|
|
}
|