blob: 9da644c49d118cd9c6b10f452a2028a9d80b20a0 [file] [log] [blame]
/*
* Copyright (c) 2021, MediaTek Inc. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <string.h>
#include <common/debug.h>
#include <lib/mmio.h>
#include <mt_spm.h>
#include <mt_spm_internal.h>
#include <mt_spm_pmic_wrap.h>
#include <mt_spm_reg.h>
#include <plat_pm.h>
#include <platform_def.h>
/* PMIC_WRAP MT6359 */
#define VCORE_BASE_UV 40000
#define VOLT_TO_PMIC_VAL(volt) (((volt) - VCORE_BASE_UV + 625 - 1) / 625)
#define PMIC_VAL_TO_VOLT(pmic) (((pmic) * 625) + VCORE_BASE_UV)
#define NR_PMIC_WRAP_CMD (NR_IDX_ALL)
#define SPM_DATA_SHIFT 16
#define BUCK_VGPU11_ELR0 0x15B4
#define TOP_SPI_CON0 0x0456
#define BUCK_TOP_CON1 0x1443
#define TOP_CON 0x0013
#define TOP_DIG_WPK 0x03a9
#define TOP_CON_LOCK 0x03a8
#define TOP_CLK_CON0 0x0134
struct pmic_wrap_cmd {
unsigned long cmd_addr;
unsigned long cmd_wdata;
};
struct pmic_wrap_setting {
enum pmic_wrap_phase_id phase;
struct pmic_wrap_cmd addr[NR_PMIC_WRAP_CMD];
struct {
struct {
unsigned long cmd_addr;
unsigned long cmd_wdata;
} _[NR_PMIC_WRAP_CMD];
const int nr_idx;
} set[NR_PMIC_WRAP_PHASE];
};
static struct pmic_wrap_setting pw = {
.phase = NR_PMIC_WRAP_PHASE, /* invalid setting for init */
.addr = { {0UL, 0UL} },
.set[PMIC_WRAP_PHASE_ALLINONE] = {
._[CMD_0] = {BUCK_VGPU11_ELR0, VOLT_TO_PMIC_VAL(75000),},
._[CMD_1] = {BUCK_VGPU11_ELR0, VOLT_TO_PMIC_VAL(65000),},
._[CMD_2] = {BUCK_VGPU11_ELR0, VOLT_TO_PMIC_VAL(60000),},
._[CMD_3] = {BUCK_VGPU11_ELR0, VOLT_TO_PMIC_VAL(55000),},
._[CMD_4] = {TOP_SPI_CON0, 0x1,},
._[CMD_5] = {TOP_SPI_CON0, 0x0,},
._[CMD_6] = {BUCK_TOP_CON1, 0x0,},
._[CMD_7] = {BUCK_TOP_CON1, 0xf,},
._[CMD_8] = {TOP_CON, 0x3,},
._[CMD_9] = {TOP_CON, 0x0,},
._[CMD_10] = {TOP_DIG_WPK, 0x63,},
._[CMD_11] = {TOP_CON_LOCK, 0x15,},
._[CMD_12] = {TOP_DIG_WPK, 0x0,},
._[CMD_13] = {TOP_CON_LOCK, 0x0,},
._[CMD_14] = {TOP_CLK_CON0, 0x40,},
._[CMD_15] = {TOP_CLK_CON0, 0x0,},
.nr_idx = NR_IDX_ALL,
},
};
void _mt_spm_pmic_table_init(void)
{
struct pmic_wrap_cmd pwrap_cmd_default[NR_PMIC_WRAP_CMD] = {
{(uint32_t)SPM_DVFS_CMD0, (uint32_t)SPM_DVFS_CMD0,},
{(uint32_t)SPM_DVFS_CMD1, (uint32_t)SPM_DVFS_CMD1,},
{(uint32_t)SPM_DVFS_CMD2, (uint32_t)SPM_DVFS_CMD2,},
{(uint32_t)SPM_DVFS_CMD3, (uint32_t)SPM_DVFS_CMD3,},
{(uint32_t)SPM_DVFS_CMD4, (uint32_t)SPM_DVFS_CMD4,},
{(uint32_t)SPM_DVFS_CMD5, (uint32_t)SPM_DVFS_CMD5,},
{(uint32_t)SPM_DVFS_CMD6, (uint32_t)SPM_DVFS_CMD6,},
{(uint32_t)SPM_DVFS_CMD7, (uint32_t)SPM_DVFS_CMD7,},
{(uint32_t)SPM_DVFS_CMD8, (uint32_t)SPM_DVFS_CMD8,},
{(uint32_t)SPM_DVFS_CMD9, (uint32_t)SPM_DVFS_CMD9,},
{(uint32_t)SPM_DVFS_CMD10, (uint32_t)SPM_DVFS_CMD10,},
{(uint32_t)SPM_DVFS_CMD11, (uint32_t)SPM_DVFS_CMD11,},
{(uint32_t)SPM_DVFS_CMD12, (uint32_t)SPM_DVFS_CMD12,},
{(uint32_t)SPM_DVFS_CMD13, (uint32_t)SPM_DVFS_CMD13,},
{(uint32_t)SPM_DVFS_CMD14, (uint32_t)SPM_DVFS_CMD14,},
{(uint32_t)SPM_DVFS_CMD15, (uint32_t)SPM_DVFS_CMD15,},
};
memcpy(pw.addr, pwrap_cmd_default, sizeof(pwrap_cmd_default));
}
void mt_spm_pmic_wrap_set_phase(enum pmic_wrap_phase_id phase)
{
uint32_t idx, addr, data;
if (phase >= NR_PMIC_WRAP_PHASE) {
return;
}
if (pw.phase == phase) {
return;
}
if (pw.addr[0].cmd_addr == 0UL) {
_mt_spm_pmic_table_init();
}
pw.phase = phase;
mmio_write_32(POWERON_CONFIG_EN, SPM_REGWR_CFG_KEY | BCLK_CG_EN_LSB);
for (idx = 0U; idx < pw.set[phase].nr_idx; idx++) {
addr = pw.set[phase]._[idx].cmd_addr << SPM_DATA_SHIFT;
data = pw.set[phase]._[idx].cmd_wdata;
mmio_write_32(pw.addr[idx].cmd_addr, addr | data);
}
}
void mt_spm_pmic_wrap_set_cmd(enum pmic_wrap_phase_id phase, uint32_t idx,
uint32_t cmd_wdata)
{
uint32_t addr;
if (phase >= NR_PMIC_WRAP_PHASE) {
return;
}
if (idx >= pw.set[phase].nr_idx) {
return;
}
pw.set[phase]._[idx].cmd_wdata = cmd_wdata;
mmio_write_32(POWERON_CONFIG_EN, SPM_REGWR_CFG_KEY | BCLK_CG_EN_LSB);
if (pw.phase == phase) {
addr = pw.set[phase]._[idx].cmd_addr << SPM_DATA_SHIFT;
mmio_write_32(pw.addr[idx].cmd_addr, addr | cmd_wdata);
}
}
uint64_t mt_spm_pmic_wrap_get_cmd(enum pmic_wrap_phase_id phase, uint32_t idx)
{
if (phase >= NR_PMIC_WRAP_PHASE) {
return 0UL;
}
if (idx >= pw.set[phase].nr_idx) {
return 0UL;
}
return pw.set[phase]._[idx].cmd_wdata;
}