GK SDK 源码库: XMIPCLinuxV100R005C00SPC030 (kernel/tools/open_source excluded)

This commit is contained in:
lai
2026-09-06 03:52:57 +08:00
commit b1928b41c0
21813 changed files with 4413081 additions and 0 deletions
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/*
* Copyright (c) 2016, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <arch.h>
#include <asm_macros.S>
#include <platform_def.h>
.macro func_rockchip_clst_warmboot
/* Nothing to do for rk3368 */
.endm
.macro rockchip_clst_warmboot_data
/* Nothing to do for rk3368 */
.endm
@@ -0,0 +1,373 @@
/*
* Copyright (c) 2016, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <assert.h>
#include <errno.h>
#include <platform_def.h>
#include <arch_helpers.h>
#include <common/debug.h>
#include <drivers/delay_timer.h>
#include <lib/mmio.h>
#include <plat/common/platform.h>
#include <ddr_rk3368.h>
#include <plat_private.h>
#include <pmu.h>
#include <pmu_com.h>
#include <rk3368_def.h>
#include <soc.h>
DEFINE_BAKERY_LOCK(rockchip_pd_lock);
static uint32_t cpu_warm_boot_addr;
void rk3368_flash_l2_b(void)
{
uint32_t wait_cnt = 0;
regs_updata_bit_set(PMU_BASE + PMU_SFT_CON, pmu_sft_l2flsh_clst_b);
dsb();
while (!(mmio_read_32(PMU_BASE + PMU_CORE_PWR_ST)
& BIT(clst_b_l2_flsh_done))) {
wait_cnt++;
if (!(wait_cnt % MAX_WAIT_CONUT))
WARN("%s:reg %x,wait\n", __func__,
mmio_read_32(PMU_BASE + PMU_CORE_PWR_ST));
}
regs_updata_bit_clr(PMU_BASE + PMU_SFT_CON, pmu_sft_l2flsh_clst_b);
}
static inline int rk3368_pmu_bus_idle(uint32_t req, uint32_t idle)
{
uint32_t mask = BIT(req);
uint32_t idle_mask = 0;
uint32_t idle_target = 0;
uint32_t val;
uint32_t wait_cnt = 0;
switch (req) {
case bus_ide_req_clst_l:
idle_mask = BIT(pmu_idle_ack_cluster_l);
idle_target = (idle << pmu_idle_ack_cluster_l);
break;
case bus_ide_req_clst_b:
idle_mask = BIT(pmu_idle_ack_cluster_b);
idle_target = (idle << pmu_idle_ack_cluster_b);
break;
case bus_ide_req_cxcs:
idle_mask = BIT(pmu_idle_ack_cxcs);
idle_target = ((!idle) << pmu_idle_ack_cxcs);
break;
case bus_ide_req_cci400:
idle_mask = BIT(pmu_idle_ack_cci400);
idle_target = ((!idle) << pmu_idle_ack_cci400);
break;
case bus_ide_req_gpu:
idle_mask = BIT(pmu_idle_ack_gpu) | BIT(pmu_idle_gpu);
idle_target = (idle << pmu_idle_ack_gpu) |
(idle << pmu_idle_gpu);
break;
case bus_ide_req_core:
idle_mask = BIT(pmu_idle_ack_core) | BIT(pmu_idle_core);
idle_target = (idle << pmu_idle_ack_core) |
(idle << pmu_idle_core);
break;
case bus_ide_req_bus:
idle_mask = BIT(pmu_idle_ack_bus) | BIT(pmu_idle_bus);
idle_target = (idle << pmu_idle_ack_bus) |
(idle << pmu_idle_bus);
break;
case bus_ide_req_dma:
idle_mask = BIT(pmu_idle_ack_dma) | BIT(pmu_idle_dma);
idle_target = (idle << pmu_idle_ack_dma) |
(idle << pmu_idle_dma);
break;
case bus_ide_req_peri:
idle_mask = BIT(pmu_idle_ack_peri) | BIT(pmu_idle_peri);
idle_target = (idle << pmu_idle_ack_peri) |
(idle << pmu_idle_peri);
break;
case bus_ide_req_video:
idle_mask = BIT(pmu_idle_ack_video) | BIT(pmu_idle_video);
idle_target = (idle << pmu_idle_ack_video) |
(idle << pmu_idle_video);
break;
case bus_ide_req_vio:
idle_mask = BIT(pmu_idle_ack_vio) | BIT(pmu_idle_vio);
idle_target = (pmu_idle_ack_vio) |
(idle << pmu_idle_vio);
break;
case bus_ide_req_alive:
idle_mask = BIT(pmu_idle_ack_alive) | BIT(pmu_idle_alive);
idle_target = (idle << pmu_idle_ack_alive) |
(idle << pmu_idle_alive);
break;
case bus_ide_req_pmu:
idle_mask = BIT(pmu_idle_ack_pmu) | BIT(pmu_idle_pmu);
idle_target = (idle << pmu_idle_ack_pmu) |
(idle << pmu_idle_pmu);
break;
case bus_ide_req_msch:
idle_mask = BIT(pmu_idle_ack_msch) | BIT(pmu_idle_msch);
idle_target = (idle << pmu_idle_ack_msch) |
(idle << pmu_idle_msch);
break;
case bus_ide_req_cci:
idle_mask = BIT(pmu_idle_ack_cci) | BIT(pmu_idle_cci);
idle_target = (idle << pmu_idle_ack_cci) |
(idle << pmu_idle_cci);
break;
default:
ERROR("%s: Unsupported the idle request\n", __func__);
break;
}
val = mmio_read_32(PMU_BASE + PMU_BUS_IDE_REQ);
if (idle)
val |= mask;
else
val &= ~mask;
mmio_write_32(PMU_BASE + PMU_BUS_IDE_REQ, val);
while ((mmio_read_32(PMU_BASE +
PMU_BUS_IDE_ST) & idle_mask) != idle_target) {
wait_cnt++;
if (!(wait_cnt % MAX_WAIT_CONUT))
WARN("%s:st=%x(%x)\n", __func__,
mmio_read_32(PMU_BASE + PMU_BUS_IDE_ST),
idle_mask);
}
return 0;
}
void pmu_scu_b_pwrup(void)
{
regs_updata_bit_clr(PMU_BASE + PMU_SFT_CON, pmu_sft_acinactm_clst_b);
rk3368_pmu_bus_idle(bus_ide_req_clst_b, 0);
}
static void pmu_scu_b_pwrdn(void)
{
uint32_t wait_cnt = 0;
if ((mmio_read_32(PMU_BASE + PMU_PWRDN_ST) &
PM_PWRDM_CPUSB_MSK) != PM_PWRDM_CPUSB_MSK) {
ERROR("%s: not all cpus is off\n", __func__);
return;
}
rk3368_flash_l2_b();
regs_updata_bit_set(PMU_BASE + PMU_SFT_CON, pmu_sft_acinactm_clst_b);
while (!(mmio_read_32(PMU_BASE +
PMU_CORE_PWR_ST) & BIT(clst_b_l2_wfi))) {
wait_cnt++;
if (!(wait_cnt % MAX_WAIT_CONUT))
ERROR("%s:wait cluster-b l2(%x)\n", __func__,
mmio_read_32(PMU_BASE + PMU_CORE_PWR_ST));
}
rk3368_pmu_bus_idle(bus_ide_req_clst_b, 1);
}
static void pmu_sleep_mode_config(void)
{
uint32_t pwrmd_core, pwrmd_com;
pwrmd_core = BIT(pmu_mdcr_cpu0_pd) |
BIT(pmu_mdcr_scu_l_pd) |
BIT(pmu_mdcr_l2_flush) |
BIT(pmu_mdcr_l2_idle) |
BIT(pmu_mdcr_clr_clst_l) |
BIT(pmu_mdcr_clr_core) |
BIT(pmu_mdcr_clr_cci) |
BIT(pmu_mdcr_core_pd);
pwrmd_com = BIT(pmu_mode_en) |
BIT(pmu_mode_sref_enter) |
BIT(pmu_mode_pwr_off);
regs_updata_bit_set(PMU_BASE + PMU_WKUP_CFG2, pmu_cluster_l_wkup_en);
regs_updata_bit_set(PMU_BASE + PMU_WKUP_CFG2, pmu_cluster_b_wkup_en);
regs_updata_bit_clr(PMU_BASE + PMU_WKUP_CFG2, pmu_gpio_wkup_en);
mmio_write_32(PMU_BASE + PMU_PLLLOCK_CNT, CYCL_24M_CNT_MS(2));
mmio_write_32(PMU_BASE + PMU_PLLRST_CNT, CYCL_24M_CNT_US(100));
mmio_write_32(PMU_BASE + PMU_STABLE_CNT, CYCL_24M_CNT_MS(2));
mmio_write_32(PMU_BASE + PMU_PWRMD_CORE, pwrmd_core);
mmio_write_32(PMU_BASE + PMU_PWRMD_COM, pwrmd_com);
dsb();
}
static void pmu_set_sleep_mode(void)
{
pmu_sleep_mode_config();
soc_sleep_config();
regs_updata_bit_set(PMU_BASE + PMU_PWRMD_CORE, pmu_mdcr_global_int_dis);
regs_updata_bit_set(PMU_BASE + PMU_SFT_CON, pmu_sft_glbl_int_dis_b);
pmu_scu_b_pwrdn();
mmio_write_32(SGRF_BASE + SGRF_SOC_CON(1),
((uintptr_t)&pmu_cpuson_entrypoint >>
CPU_BOOT_ADDR_ALIGN) | CPU_BOOT_ADDR_WMASK);
mmio_write_32(SGRF_BASE + SGRF_SOC_CON(2),
((uintptr_t)&pmu_cpuson_entrypoint >>
CPU_BOOT_ADDR_ALIGN) | CPU_BOOT_ADDR_WMASK);
}
static int cpus_id_power_domain(uint32_t cluster,
uint32_t cpu,
uint32_t pd_state,
uint32_t wfie_msk)
{
uint32_t pd;
uint64_t mpidr;
if (cluster)
pd = PD_CPUB0 + cpu;
else
pd = PD_CPUL0 + cpu;
if (pmu_power_domain_st(pd) == pd_state)
return 0;
if (pd_state == pmu_pd_off) {
mpidr = (cluster << MPIDR_AFF1_SHIFT) | cpu;
if (check_cpu_wfie(mpidr, wfie_msk))
return -EINVAL;
}
return pmu_power_domain_ctr(pd, pd_state);
}
static void nonboot_cpus_off(void)
{
uint32_t boot_cpu, boot_cluster, cpu;
boot_cpu = MPIDR_AFFLVL0_VAL(read_mpidr_el1());
boot_cluster = MPIDR_AFFLVL1_VAL(read_mpidr_el1());
/* turn off noboot cpus */
for (cpu = 0; cpu < PLATFORM_CLUSTER0_CORE_COUNT; cpu++) {
if (!boot_cluster && (cpu == boot_cpu))
continue;
cpus_id_power_domain(0, cpu, pmu_pd_off, CKECK_WFEI_MSK);
}
for (cpu = 0; cpu < PLATFORM_CLUSTER1_CORE_COUNT; cpu++) {
if (boot_cluster && (cpu == boot_cpu))
continue;
cpus_id_power_domain(1, cpu, pmu_pd_off, CKECK_WFEI_MSK);
}
}
void sram_save(void)
{
/* TODO: support the sdram save for rk3368 SoCs*/
}
void sram_restore(void)
{
/* TODO: support the sdram restore for rk3368 SoCs */
}
int rockchip_soc_cores_pwr_dm_on(unsigned long mpidr, uint64_t entrypoint)
{
uint32_t cpu, cluster;
uint32_t cpuon_id;
cpu = MPIDR_AFFLVL0_VAL(mpidr);
cluster = MPIDR_AFFLVL1_VAL(mpidr);
/* Make sure the cpu is off,Before power up the cpu! */
cpus_id_power_domain(cluster, cpu, pmu_pd_off, CKECK_WFEI_MSK);
cpuon_id = (cluster * PLATFORM_CLUSTER0_CORE_COUNT) + cpu;
assert(cpuon_id < PLATFORM_CORE_COUNT);
assert(cpuson_flags[cpuon_id] == 0);
cpuson_flags[cpuon_id] = PMU_CPU_HOTPLUG;
cpuson_entry_point[cpuon_id] = entrypoint;
/* Switch boot addr to pmusram */
mmio_write_32(SGRF_BASE + SGRF_SOC_CON(1 + cluster),
(cpu_warm_boot_addr >> CPU_BOOT_ADDR_ALIGN) |
CPU_BOOT_ADDR_WMASK);
dsb();
cpus_id_power_domain(cluster, cpu, pmu_pd_on, CKECK_WFEI_MSK);
mmio_write_32(SGRF_BASE + SGRF_SOC_CON(1 + cluster),
(COLD_BOOT_BASE >> CPU_BOOT_ADDR_ALIGN) |
CPU_BOOT_ADDR_WMASK);
return 0;
}
int rockchip_soc_cores_pwr_dm_on_finish(void)
{
return 0;
}
int rockchip_soc_sys_pwr_dm_resume(void)
{
mmio_write_32(SGRF_BASE + SGRF_SOC_CON(1),
(COLD_BOOT_BASE >> CPU_BOOT_ADDR_ALIGN) |
CPU_BOOT_ADDR_WMASK);
mmio_write_32(SGRF_BASE + SGRF_SOC_CON(2),
(COLD_BOOT_BASE >> CPU_BOOT_ADDR_ALIGN) |
CPU_BOOT_ADDR_WMASK);
pm_plls_resume();
pmu_scu_b_pwrup();
return 0;
}
int rockchip_soc_sys_pwr_dm_suspend(void)
{
nonboot_cpus_off();
pmu_set_sleep_mode();
return 0;
}
void rockchip_plat_mmu_el3(void)
{
/* TODO: support the el3 for rk3368 SoCs */
}
void plat_rockchip_pmu_init(void)
{
uint32_t cpu;
/* register requires 32bits mode, switch it to 32 bits */
cpu_warm_boot_addr = (uint64_t)platform_cpu_warmboot;
for (cpu = 0; cpu < PLATFORM_CORE_COUNT; cpu++)
cpuson_flags[cpu] = 0;
nonboot_cpus_off();
INFO("%s(%d): pd status %x\n", __func__, __LINE__,
mmio_read_32(PMU_BASE + PMU_PWRDN_ST));
}
@@ -0,0 +1,207 @@
/*
* Copyright (c) 2016, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#ifndef PMU_H
#define PMU_H
/* Allocate sp reginon in pmusram */
#define PSRAM_SP_SIZE 0x80
#define PSRAM_SP_BOTTOM (PSRAM_SP_TOP - PSRAM_SP_SIZE)
/*****************************************************************************
* pmu con,reg
*****************************************************************************/
#define PMU_WKUP_CFG0 0x0
#define PMU_WKUP_CFG1 0x4
#define PMU_WKUP_CFG2 0x8
#define PMU_TIMEOUT_CNT 0x7c
#define PMU_PWRDN_CON 0xc
#define PMU_PWRDN_ST 0x10
#define PMU_CORE_PWR_ST 0x38
#define PMU_PWRMD_CORE 0x14
#define PMU_PWRMD_COM 0x18
#define PMU_SFT_CON 0x1c
#define PMU_BUS_IDE_REQ 0x3c
#define PMU_BUS_IDE_ST 0x40
#define PMU_OSC_CNT 0x48
#define PMU_PLLLOCK_CNT 0x4c
#define PMU_PLLRST_CNT 0x50
#define PMU_STABLE_CNT 0x54
#define PMU_DDRIO_PWR_CNT 0x58
#define PMU_WKUPRST_CNT 0x5c
enum pmu_powermode_core {
pmu_mdcr_global_int_dis = 0,
pmu_mdcr_core_src_gt,
pmu_mdcr_clr_cci,
pmu_mdcr_cpu0_pd,
pmu_mdcr_clr_clst_l = 4,
pmu_mdcr_clr_core,
pmu_mdcr_scu_l_pd,
pmu_mdcr_core_pd,
pmu_mdcr_l2_idle = 8,
pmu_mdcr_l2_flush
};
/*
* the shift of bits for cores status
*/
enum pmu_core_pwrst_shift {
clstl_cpu_wfe = 2,
clstl_cpu_wfi = 6,
clstb_cpu_wfe = 12,
clstb_cpu_wfi = 16
};
enum pmu_pdid {
PD_CPUL0 = 0,
PD_CPUL1,
PD_CPUL2,
PD_CPUL3,
PD_SCUL,
PD_CPUB0 = 5,
PD_CPUB1,
PD_CPUB2,
PD_CPUB3,
PD_SCUB = 9,
PD_PERI = 13,
PD_VIDEO,
PD_VIO,
PD_GPU0,
PD_GPU1,
PD_END
};
enum pmu_bus_ide {
bus_ide_req_clst_l = 0,
bus_ide_req_clst_b,
bus_ide_req_gpu,
bus_ide_req_core,
bus_ide_req_bus = 4,
bus_ide_req_dma,
bus_ide_req_peri,
bus_ide_req_video,
bus_ide_req_vio = 8,
bus_ide_req_res0,
bus_ide_req_cxcs,
bus_ide_req_alive,
bus_ide_req_pmu = 12,
bus_ide_req_msch,
bus_ide_req_cci,
bus_ide_req_cci400 = 15,
bus_ide_req_end
};
enum pmu_powermode_common {
pmu_mode_en = 0,
pmu_mode_res0,
pmu_mode_bus_pd,
pmu_mode_wkup_rst,
pmu_mode_pll_pd = 4,
pmu_mode_pwr_off,
pmu_mode_pmu_use_if,
pmu_mode_pmu_alive_use_if,
pmu_mode_osc_dis = 8,
pmu_mode_input_clamp,
pmu_mode_sref_enter,
pmu_mode_ddrc_gt,
pmu_mode_ddrio_ret = 12,
pmu_mode_ddrio_ret_deq,
pmu_mode_clr_pmu,
pmu_mode_clr_alive,
pmu_mode_clr_bus = 16,
pmu_mode_clr_dma,
pmu_mode_clr_msch,
pmu_mode_clr_peri,
pmu_mode_clr_video = 20,
pmu_mode_clr_vio,
pmu_mode_clr_gpu,
pmu_mode_clr_mcu,
pmu_mode_clr_cxcs = 24,
pmu_mode_clr_cci400,
pmu_mode_res1,
pmu_mode_res2,
pmu_mode_res3 = 28,
pmu_mode_mclst
};
enum pmu_core_power_st {
clst_l_cpu_wfe = 2,
clst_l_cpu_wfi = 6,
clst_b_l2_flsh_done = 10,
clst_b_l2_wfi = 11,
clst_b_cpu_wfe = 12,
clst_b_cpu_wfi = 16,
mcu_sleeping = 20,
};
enum pmu_sft_con {
pmu_sft_acinactm_clst_b = 5,
pmu_sft_l2flsh_clst_b,
pmu_sft_glbl_int_dis_b = 9,
pmu_sft_ddrio_ret_cfg = 11,
};
enum pmu_wkup_cfg2 {
pmu_cluster_l_wkup_en = 0,
pmu_cluster_b_wkup_en,
pmu_gpio_wkup_en,
pmu_sdio_wkup_en,
pmu_sdmmc_wkup_en,
pmu_sim_wkup_en,
pmu_timer_wkup_en,
pmu_usbdev_wkup_en,
pmu_sft_wkup_en,
pmu_wdt_mcu_wkup_en,
pmu_timeout_wkup_en,
};
enum pmu_bus_idle_st {
pmu_idle_ack_cluster_l = 0,
pmu_idle_ack_cluster_b,
pmu_idle_ack_gpu,
pmu_idle_ack_core,
pmu_idle_ack_bus,
pmu_idle_ack_dma,
pmu_idle_ack_peri,
pmu_idle_ack_video,
pmu_idle_ack_vio,
pmu_idle_ack_cci = 10,
pmu_idle_ack_msch,
pmu_idle_ack_alive,
pmu_idle_ack_pmu,
pmu_idle_ack_cxcs,
pmu_idle_ack_cci400,
pmu_inactive_cluster_l,
pmu_inactive_cluster_b,
pmu_idle_gpu,
pmu_idle_core,
pmu_idle_bus,
pmu_idle_dma,
pmu_idle_peri,
pmu_idle_video,
pmu_idle_vio,
pmu_idle_cci = 26,
pmu_idle_msch,
pmu_idle_alive,
pmu_idle_pmu,
pmu_active_cxcs,
pmu_active_cci,
};
#define PM_PWRDM_CPUSB_MSK (0xf << 5)
#define CKECK_WFE_MSK 0x1
#define CKECK_WFI_MSK 0x10
#define CKECK_WFEI_MSK 0x11
#define PD_CTR_LOOP 500
#define CHK_CPU_LOOP 500
#define MAX_WAIT_CONUT 1000
#endif /* PMU_H */