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/* SPDX-License-Identifier: GPL-2.0-only */
#include <assert.h>
#include <console/console.h>
#include <delay.h>
#include <soc/pmif.h>
#include <soc/mt6315.h>
static struct pmif *pmif_arb = NULL;
static const struct mt6315_setting init_setting_cpu[] = {
/* disable magic key protection */
{0x3A9, 0x63, 0xFF, 0},
{0x3A8, 0x15, 0xFF, 0},
{0x3A0, 0x9C, 0xFF, 0},
{0x39F, 0xEA, 0xFF, 0},
{0x993, 0x47, 0xFF, 0},
{0x992, 0x29, 0xFF, 0},
{0x1418, 0x55, 0xFF, 0},
{0x1417, 0x43, 0xFF, 0},
{0x3A2, 0x2A, 0xFF, 0},
{0x3A1, 0x7C, 0xFF, 0},
/* clear boot status */
{0x12A, 0x3, 0xFF, 0},
{0xD, 1, 0x1, 0},
{0xD, 0, 0x1, 0},
{0x1416, 0xF, 0xF, 0},
/* init setting */
{0x13, 0x2, 0x2, 0},
{0x15, 0x1F, 0x1F, 0},
{0x22, 0x12, 0x12, 0},
{0x8A, 0x6, 0xF, 0},
{0x10B, 0x3, 0x3, 0},
{0x38B, 0x4, 0xFF, 0},
{0xA07, 0x0, 0x1, 0},
{0xA1A, 0x1F, 0x1F, 0},
{0x1457, 0x0, 0xFF, 0},
{0x997, 0x7, 0x7F, 0},
{0x999, 0xF0, 0xF0, 0},
{0x9A0, 0x1, 0x1F, 0},
{0x9A1, 0x1, 0x1F, 0},
{0x9A2, 0x0, 0x1F, 0},
{0x9A3, 0x1, 0x1F, 0},
{0x1440, 0x0, 0xA, 0},
{0x1487, 0x58, 0xFF, 0},
{0x148B, 0x1, 0x7F, 0},
{0x148C, 0x2, 0x7F, 0},
{0x1507, 0x58, 0xFF, 0},
{0x150B, 0x1, 0x7F, 0},
{0x150C, 0x2, 0x7F, 0},
{0x1587, 0x58, 0xFF, 0},
{0x158B, 0x1, 0x7F, 0},
{0x158C, 0x4, 0x7F, 0},
{0x1607, 0x58, 0xFF, 0},
{0x160B, 0x1, 0x7F, 0},
{0x160C, 0x2, 0x7F, 0},
{0x1687, 0x22, 0x76, 0},
{0x1688, 0xE, 0x2F, 0},
{0x1689, 0xA1, 0xE1, 0},
{0x168A, 0x79, 0x7F, 0},
{0x168B, 0x12, 0x3F, 0},
{0x168D, 0x0, 0xC, 0},
{0x168E, 0xD7, 0xFF, 0},
{0x168F, 0x81, 0xFF, 0},
{0x1690, 0x13, 0x3F, 0},
{0x1691, 0x22, 0x76, 0},
{0x1692, 0xE, 0x2F, 0},
{0x1693, 0xA1, 0xE1, 0},
{0x1694, 0x79, 0x7F, 0},
{0x1695, 0x12, 0x3F, 0},
{0x1697, 0x0, 0xC, 0},
{0x1698, 0xD7, 0xFF, 0},
{0x1699, 0x81, 0xFF, 0},
{0x169A, 0x13, 0x3F, 0},
{0x169B, 0x20, 0x70, 0},
{0x169C, 0xE, 0x2F, 0},
{0x169D, 0x80, 0xC1, 0},
{0x169E, 0xF8, 0xF8, 0},
{0x169F, 0x12, 0x3F, 0},
{0x16A1, 0x0, 0xC, 0},
{0x16A2, 0xDB, 0xFF, 0},
{0x16A3, 0xA1, 0xFF, 0},
{0x16A4, 0x1, 0xF, 0},
{0x16A5, 0x22, 0x76, 0},
{0x16A6, 0xE, 0x2F, 0},
{0x16A7, 0xA1, 0xE1, 0},
{0x16A8, 0x79, 0xFF, 0},
{0x16A9, 0x12, 0x3F, 0},
{0x16AB, 0x0, 0xC, 0},
{0x16AC, 0xD7, 0xFF, 0},
{0x16AD, 0x81, 0xFF, 0},
{0x16AE, 0x13, 0x3F, 0},
/* enable magic key protection */
{0x3A9, 0, 0xFF, 0},
{0x3A8, 0, 0xFF, 0},
{0x3A0, 0, 0xFF, 0},
{0x39F, 0, 0xFF, 0},
{0x993, 0, 0xFF, 0},
{0x992, 0, 0xFF, 0},
{0x1418, 0, 0xFF, 0},
{0x1417, 0, 0xFF, 0},
{0x3a2, 0, 0xFF, 0},
{0x3a1, 0, 0xFF, 0},
};
static const struct mt6315_setting init_setting_gpu[] = {
/* disable magic key protection */
{0x3A9, 0x63, 0xFF, 0},
{0x3A8, 0x15, 0xFF, 0},
{0x3A0, 0x9C, 0xFF, 0},
{0x39F, 0xEA, 0xFF, 0},
{0x993, 0x47, 0xFF, 0},
{0x992, 0x29, 0xFF, 0},
{0x1418, 0x55, 0xFF, 0},
{0x1417, 0x43, 0xFF, 0},
{0x3a2, 0x2A, 0xFF, 0},
{0x3a1, 0x7C, 0xFF, 0},
/* init setting */
{0x13, 0x2, 0x2, 0},
{0x15, 0x1F, 0x1F, 0},
{0x22, 0x12, 0x12, 0},
{0x8A, 0x6, 0xF, 0},
{0x10B, 0x3, 0x3, 0},
{0x38B, 0x4, 0xFF, 0},
{0xA07, 0x0, 0x1, 0},
{0xA1A, 0x1F, 0x1F, 0},
{0x1457, 0x0, 0xFF, 0},
{0x997, 0x2F, 0x7F, 0},
{0x999, 0xF0, 0xF0, 0},
{0x9A0, 0x0, 0x1F, 0},
{0x9A1, 0x0, 0x1F, 0},
{0x9A2, 0xB, 0x1F, 0},
{0x9A3, 0x0, 0x1F, 0},
{0x1440, 0x0, 0xA, 0},
{0x1487, 0x58, 0xFF, 0},
{0x148B, 0x1, 0x7F, 0},
{0x148C, 0x4, 0x7F, 0},
{0x1507, 0x58, 0xFF, 0},
{0x150B, 0x1, 0x7F, 0},
{0x150C, 0x4, 0x7F, 0},
{0x1587, 0x58, 0xFF, 0},
{0x158B, 0x1, 0x7F, 0},
{0x158C, 0x4, 0x7F, 0},
{0x1607, 0x58, 0xFF, 0},
{0x160B, 0x1, 0x7F, 0},
{0x160C, 0x4, 0x7F, 0},
{0x1687, 0x22, 0x76, 0},
{0x1688, 0xE, 0x2F, 0},
{0x1689, 0xA1, 0xE1, 0},
{0x168A, 0x79, 0x7F, 0},
{0x168B, 0x12, 0x3F, 0},
{0x168D, 0x0, 0xC, 0},
{0x168E, 0xD7, 0xFF, 0},
{0x168F, 0x81, 0xFF, 0},
{0x1690, 0x13, 0x3F, 0},
{0x1691, 0x22, 0x76, 0},
{0x1692, 0xE, 0x2F, 0},
{0x1693, 0xA1, 0xE1, 0},
{0x1694, 0x79, 0x7F, 0},
{0x1695, 0x12, 0x3F, 0},
{0x1697, 0x0, 0xC, 0},
{0x1698, 0xD7, 0xFF, 0},
{0x1699, 0x81, 0xFF, 0},
{0x169A, 0x13, 0x3F, 0},
{0x169B, 0x22, 0x76, 0},
{0x169C, 0xE, 0x2F, 0},
{0x169D, 0xA1, 0xE1, 0},
{0x169E, 0x79, 0x7F, 0},
{0x169F, 0x12, 0x3F, 0},
{0x16A1, 0x0, 0xC, 0},
{0x16A2, 0xD7, 0xFF, 0},
{0x16A3, 0x81, 0xFF, 0},
{0x16A4, 0x13, 0x3F, 0},
{0x16A5, 0x22, 0x76, 0},
{0x16A6, 0xE, 0x2F, 0},
{0x16A7, 0xA1, 0xE1, 0},
{0x16A8, 0x79, 0xFF, 0},
{0x16A9, 0x12, 0x3F, 0},
{0x16AB, 0x0, 0xC, 0},
{0x16AC, 0xD7, 0xFF, 0},
{0x16AD, 0x81, 0xFF, 0},
{0x16AE, 0x13, 0x3F, 0},
/* Don't remove this! it's MT6315 for GPU only to disable VBUCK3 */
{0x1440, 0x0, 0x4, 0},
/* enable magic key protection */
{0x3A9, 0, 0xFF, 0},
{0x3A8, 0, 0xFF, 0},
{0x3A0, 0, 0xFF, 0},
{0x39F, 0, 0xFF, 0},
{0x993, 0, 0xFF, 0},
{0x992, 0, 0xFF, 0},
{0x1418, 0, 0xFF, 0},
{0x1417, 0, 0xFF, 0},
{0x3a2, 0, 0xFF, 0},
{0x3a1, 0, 0xFF, 0},
};
static void mt6315_read(u32 slvid, u32 reg, u32 *data)
{
pmif_arb->read(pmif_arb, slvid, reg, data);
}
static void mt6315_write(u32 slvid, u32 reg, u32 data)
{
pmif_arb->write(pmif_arb, slvid, reg, data);
}
static void mt6315_write_field(u32 slvid, u32 reg, u32 val, u32 mask, u32 shift)
{
pmif_arb->write_field(pmif_arb, 0, reg, val, mask, shift);
}
static void mt6315_wdt_enable(u32 slvid)
{
mt6315_write(slvid, 0x3A9, 0x63);
mt6315_write(slvid, 0x3A8, 0x15);
mt6315_write(slvid, 0x127, 0x2);
mt6315_write(slvid, 0x127, 0x1);
mt6315_write(slvid, 0x127, 0x8);
udelay(50);
mt6315_write(slvid, 0x128, 0x8);
mt6315_write(slvid, 0x3A9, 0);
mt6315_write(slvid, 0x3A8, 0);
}
static void mt6315_init_setting(void)
{
for (int i = 0; i < ARRAY_SIZE(init_setting_cpu); i++)
mt6315_write_field(MT6315_CPU,
init_setting_cpu[i].addr, init_setting_cpu[i].val,
init_setting_cpu[i].mask, init_setting_cpu[i].shift);
for (int i = 0; i < ARRAY_SIZE(init_setting_gpu); i++)
mt6315_write_field(MT6315_GPU,
init_setting_gpu[i].addr, init_setting_gpu[i].val,
init_setting_gpu[i].mask, init_setting_gpu[i].shift);
}
void mt6315_buck_set_voltage(u32 slvid, u32 buck_id, u32 buck_uv)
{
unsigned int vol_reg, vol_val;
if (!pmif_arb)
die("ERROR: pmif_arb not initialized");
switch (buck_id) {
case MT6315_BUCK_1:
vol_reg = MT6315_BUCK_TOP_ELR0;
break;
case MT6315_BUCK_3:
vol_reg = MT6315_BUCK_TOP_ELR3;
break;
default:
die("ERROR: Unknown buck_id %u", buck_id);
return;
};
vol_val = buck_uv / 6250;
mt6315_write(slvid, vol_reg, vol_val);
}
u32 mt6315_buck_get_voltage(u32 slvid, u32 buck_id)
{
u32 vol_reg, vol;
if (!pmif_arb)
die("ERROR: pmif_arb not initialized");
switch (buck_id) {
case MT6315_BUCK_1:
vol_reg = MT6315_BUCK_VBUCK1_DBG0;
break;
case MT6315_BUCK_3:
vol_reg = MT6315_BUCK_VBUCK1_DBG3;
break;
default:
die("ERROR: Unknown buck_id %u", buck_id);
return 0;
};
mt6315_read(slvid, vol_reg, &vol);
return vol * 6250;
}
static void init_pmif_arb(void)
{
if (!pmif_arb) {
pmif_arb = get_pmif_controller(PMIF_SPMI, 0);
if (!pmif_arb)
die("ERROR: No spmi device");
}
if (pmif_arb->is_pmif_init_done(pmif_arb))
die("ERROR - Failed to initialize pmif spmi");
}
void mt6315_init(void)
{
init_pmif_arb();
mt6315_wdt_enable(MT6315_CPU);
mt6315_wdt_enable(MT6315_GPU);
mt6315_init_setting();
}
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