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pmc: Move rail power function to its own object

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This commit is contained in:
CTCaer
2020-07-18 00:42:53 +03:00
parent 88fa4fa861
commit 45ca2938f5
5 changed files with 65 additions and 41 deletions
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45
bdk/soc/ccplex.c
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@@ -17,11 +17,11 @@
#include <soc/ccplex.h>
#include <soc/i2c.h>
#include <soc/clock.h>
#include <utils/util.h>
#include <soc/pmc.h>
#include <soc/t210.h>
#include <power/max77620.h>
#include <power/max7762x.h>
#include <utils/util.h>
void _ccplex_enable_power()
{
@@ -40,39 +40,6 @@ void _ccplex_enable_power()
i2c_send_byte(I2C_5, MAX77621_CPU_I2C_ADDR, MAX77621_VOUT_DVS_REG, MAX77621_VOUT_ENABLE | MAX77621_VOUT_0_95V);
}
int _ccplex_pmc_enable_partition(u32 part, int enable)
{
u32 part_mask = 1 << part;
u32 desired_state = enable << part;
// Check if the partition has the state we want.
if ((PMC(APBDEV_PMC_PWRGATE_STATUS) & part_mask) == desired_state)
return 1;
u32 i = 5001;
while (PMC(APBDEV_PMC_PWRGATE_TOGGLE) & 0x100)
{
usleep(1);
i--;
if (i < 1)
return 0;
}
// Toggle power gating.
PMC(APBDEV_PMC_PWRGATE_TOGGLE) = part | 0x100;
i = 5001;
while (i > 0)
{
if ((PMC(APBDEV_PMC_PWRGATE_STATUS) & part_mask) == desired_state)
break;
usleep(1);
i--;
}
return 1;
}
void ccplex_boot_cpu0(u32 entry)
{
// Set ACTIVE_CLUSER to FAST.
@@ -107,11 +74,11 @@ void ccplex_boot_cpu0(u32 entry)
CLOCK(CLK_RST_CONTROLLER_CPU_SOFTRST_CTRL2) &= 0xFFFFF000;
// Enable CPU rail.
_ccplex_pmc_enable_partition(0, 1);
// Enable cluster 0 non-CPU.
_ccplex_pmc_enable_partition(15, 1);
// Enable CE0.
_ccplex_pmc_enable_partition(14, 1);
pmc_enable_partition(0, 1);
// Enable cluster 0 non-CPU rail.
pmc_enable_partition(15, 1);
// Enable CE0 rail.
pmc_enable_partition(14, 1);
// Request and wait for RAM repair.
FLOW_CTLR(FLOW_CTLR_RAM_REPAIR) = 1;