diff options
Diffstat (limited to 'drivers/renesas/rcar/pwrc/pwrc.c')
-rw-r--r-- | drivers/renesas/rcar/pwrc/pwrc.c | 261 |
1 files changed, 133 insertions, 128 deletions
diff --git a/drivers/renesas/rcar/pwrc/pwrc.c b/drivers/renesas/rcar/pwrc/pwrc.c index 2ce6b61392..c0f015f04b 100644 --- a/drivers/renesas/rcar/pwrc/pwrc.c +++ b/drivers/renesas/rcar/pwrc/pwrc.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2015-2019, Renesas Electronics Corporation. All rights reserved. + * Copyright (c) 2015-2020, Renesas Electronics Corporation. All rights reserved. * * SPDX-License-Identifier: BSD-3-Clause */ @@ -16,10 +16,10 @@ #include <plat/common/platform.h> #include "iic_dvfs.h" -#include "rcar_def.h" -#include "rcar_private.h" #include "micro_delay.h" #include "pwrc.h" +#include "rcar_def.h" +#include "rcar_private.h" /* * Someday there will be a generic power controller api. At the moment each @@ -27,105 +27,105 @@ */ RCAR_INSTANTIATE_LOCK -#define WUP_IRQ_SHIFT (0U) -#define WUP_FIQ_SHIFT (8U) -#define WUP_CSD_SHIFT (16U) -#define BIT_SOFTRESET (1U<<15) -#define BIT_CA53_SCU (1U<<21) -#define BIT_CA57_SCU (1U<<12) -#define REQ_RESUME (1U<<1) -#define REQ_OFF (1U<<0) -#define STATUS_PWRUP (1U<<4) -#define STATUS_PWRDOWN (1U<<0) -#define STATE_CA57_CPU (27U) -#define STATE_CA53_CPU (22U) -#define MODE_L2_DOWN (0x00000002U) -#define CPU_PWR_OFF (0x00000003U) -#define RCAR_PSTR_MASK (0x00000003U) -#define ST_ALL_STANDBY (0x00003333U) +#define WUP_IRQ_SHIFT (0U) +#define WUP_FIQ_SHIFT (8U) +#define WUP_CSD_SHIFT (16U) +#define BIT_SOFTRESET (1U << 15) +#define BIT_CA53_SCU (1U << 21) +#define BIT_CA57_SCU (1U << 12) +#define REQ_RESUME (1U << 1) +#define REQ_OFF (1U << 0) +#define STATUS_PWRUP (1U << 4) +#define STATUS_PWRDOWN (1U << 0) +#define STATE_CA57_CPU (27U) +#define STATE_CA53_CPU (22U) +#define MODE_L2_DOWN (0x00000002U) +#define CPU_PWR_OFF (0x00000003U) +#define RCAR_PSTR_MASK (0x00000003U) +#define ST_ALL_STANDBY (0x00003333U) /* Suspend to ram */ -#define DBSC4_REG_BASE (0xE6790000U) -#define DBSC4_REG_DBSYSCNT0 (DBSC4_REG_BASE + 0x0100U) -#define DBSC4_REG_DBACEN (DBSC4_REG_BASE + 0x0200U) -#define DBSC4_REG_DBCMD (DBSC4_REG_BASE + 0x0208U) -#define DBSC4_REG_DBRFEN (DBSC4_REG_BASE + 0x0204U) -#define DBSC4_REG_DBWAIT (DBSC4_REG_BASE + 0x0210U) -#define DBSC4_REG_DBCALCNF (DBSC4_REG_BASE + 0x0424U) -#define DBSC4_REG_DBDFIPMSTRCNF (DBSC4_REG_BASE + 0x0520U) -#define DBSC4_REG_DBPDLK0 (DBSC4_REG_BASE + 0x0620U) -#define DBSC4_REG_DBPDRGA0 (DBSC4_REG_BASE + 0x0624U) -#define DBSC4_REG_DBPDRGD0 (DBSC4_REG_BASE + 0x0628U) -#define DBSC4_REG_DBCAM0CTRL0 (DBSC4_REG_BASE + 0x0940U) -#define DBSC4_REG_DBCAM0STAT0 (DBSC4_REG_BASE + 0x0980U) -#define DBSC4_REG_DBCAM1STAT0 (DBSC4_REG_BASE + 0x0990U) -#define DBSC4_REG_DBCAM2STAT0 (DBSC4_REG_BASE + 0x09A0U) -#define DBSC4_REG_DBCAM3STAT0 (DBSC4_REG_BASE + 0x09B0U) -#define DBSC4_BIT_DBACEN_ACCEN ((uint32_t)(1U << 0)) -#define DBSC4_BIT_DBRFEN_ARFEN ((uint32_t)(1U << 0)) -#define DBSC4_BIT_DBCAMxSTAT0 (0x00000001U) -#define DBSC4_BIT_DBDFIPMSTRCNF_PMSTREN (0x00000001U) -#define DBSC4_SET_DBCMD_OPC_PRE (0x04000000U) -#define DBSC4_SET_DBCMD_OPC_SR (0x0A000000U) -#define DBSC4_SET_DBCMD_OPC_PD (0x08000000U) -#define DBSC4_SET_DBCMD_OPC_MRW (0x0E000000U) -#define DBSC4_SET_DBCMD_CH_ALL (0x00800000U) -#define DBSC4_SET_DBCMD_RANK_ALL (0x00040000U) -#define DBSC4_SET_DBCMD_ARG_ALL (0x00000010U) -#define DBSC4_SET_DBCMD_ARG_ENTER (0x00000000U) -#define DBSC4_SET_DBCMD_ARG_MRW_ODTC (0x00000B00U) -#define DBSC4_SET_DBSYSCNT0_WRITE_ENABLE (0x00001234U) -#define DBSC4_SET_DBSYSCNT0_WRITE_DISABLE (0x00000000U) -#define DBSC4_SET_DBPDLK0_PHY_ACCESS (0x0000A55AU) -#define DBSC4_SET_DBPDRGA0_ACIOCR0 (0x0000001AU) -#define DBSC4_SET_DBPDRGD0_ACIOCR0 (0x33C03C11U) -#define DBSC4_SET_DBPDRGA0_DXCCR (0x00000020U) -#define DBSC4_SET_DBPDRGD0_DXCCR (0x00181006U) -#define DBSC4_SET_DBPDRGA0_PGCR1 (0x00000003U) -#define DBSC4_SET_DBPDRGD0_PGCR1 (0x0380C600U) -#define DBSC4_SET_DBPDRGA0_ACIOCR1 (0x0000001BU) -#define DBSC4_SET_DBPDRGD0_ACIOCR1 (0xAAAAAAAAU) -#define DBSC4_SET_DBPDRGA0_ACIOCR3 (0x0000001DU) -#define DBSC4_SET_DBPDRGD0_ACIOCR3 (0xAAAAAAAAU) -#define DBSC4_SET_DBPDRGA0_ACIOCR5 (0x0000001FU) -#define DBSC4_SET_DBPDRGD0_ACIOCR5 (0x000000AAU) -#define DBSC4_SET_DBPDRGA0_DX0GCR2 (0x000000A2U) -#define DBSC4_SET_DBPDRGD0_DX0GCR2 (0xAAAA0000U) -#define DBSC4_SET_DBPDRGA0_DX1GCR2 (0x000000C2U) -#define DBSC4_SET_DBPDRGD0_DX1GCR2 (0xAAAA0000U) -#define DBSC4_SET_DBPDRGA0_DX2GCR2 (0x000000E2U) -#define DBSC4_SET_DBPDRGD0_DX2GCR2 (0xAAAA0000U) -#define DBSC4_SET_DBPDRGA0_DX3GCR2 (0x00000102U) -#define DBSC4_SET_DBPDRGD0_DX3GCR2 (0xAAAA0000U) -#define DBSC4_SET_DBPDRGA0_ZQCR (0x00000090U) -#define DBSC4_SET_DBPDRGD0_ZQCR_MD19_0 (0x04058904U) -#define DBSC4_SET_DBPDRGD0_ZQCR_MD19_1 (0x04058A04U) -#define DBSC4_SET_DBPDRGA0_DX0GCR0 (0x000000A0U) -#define DBSC4_SET_DBPDRGD0_DX0GCR0 (0x7C0002E5U) -#define DBSC4_SET_DBPDRGA0_DX1GCR0 (0x000000C0U) -#define DBSC4_SET_DBPDRGD0_DX1GCR0 (0x7C0002E5U) -#define DBSC4_SET_DBPDRGA0_DX2GCR0 (0x000000E0U) -#define DBSC4_SET_DBPDRGD0_DX2GCR0 (0x7C0002E5U) -#define DBSC4_SET_DBPDRGA0_DX3GCR0 (0x00000100U) -#define DBSC4_SET_DBPDRGD0_DX3GCR0 (0x7C0002E5U) -#define DBSC4_SET_DBPDRGA0_DX0GCR1 (0x000000A1U) -#define DBSC4_SET_DBPDRGD0_DX0GCR1 (0x55550000U) -#define DBSC4_SET_DBPDRGA0_DX1GCR1 (0x000000C1U) -#define DBSC4_SET_DBPDRGD0_DX1GCR1 (0x55550000U) -#define DBSC4_SET_DBPDRGA0_DX2GCR1 (0x000000E1U) -#define DBSC4_SET_DBPDRGD0_DX2GCR1 (0x55550000U) -#define DBSC4_SET_DBPDRGA0_DX3GCR1 (0x00000101U) -#define DBSC4_SET_DBPDRGD0_DX3GCR1 (0x55550000U) -#define DBSC4_SET_DBPDRGA0_DX0GCR3 (0x000000A3U) -#define DBSC4_SET_DBPDRGD0_DX0GCR3 (0x00008484U) -#define DBSC4_SET_DBPDRGA0_DX1GCR3 (0x000000C3U) -#define DBSC4_SET_DBPDRGD0_DX1GCR3 (0x00008484U) -#define DBSC4_SET_DBPDRGA0_DX2GCR3 (0x000000E3U) -#define DBSC4_SET_DBPDRGD0_DX2GCR3 (0x00008484U) -#define DBSC4_SET_DBPDRGA0_DX3GCR3 (0x00000103U) -#define DBSC4_SET_DBPDRGD0_DX3GCR3 (0x00008484U) -#define RST_BASE (0xE6160000U) -#define RST_MODEMR (RST_BASE + 0x0060U) -#define RST_MODEMR_BIT0 (0x00000001U) +#define DBSC4_REG_BASE (0xE6790000U) +#define DBSC4_REG_DBSYSCNT0 (DBSC4_REG_BASE + 0x0100U) +#define DBSC4_REG_DBACEN (DBSC4_REG_BASE + 0x0200U) +#define DBSC4_REG_DBCMD (DBSC4_REG_BASE + 0x0208U) +#define DBSC4_REG_DBRFEN (DBSC4_REG_BASE + 0x0204U) +#define DBSC4_REG_DBWAIT (DBSC4_REG_BASE + 0x0210U) +#define DBSC4_REG_DBCALCNF (DBSC4_REG_BASE + 0x0424U) +#define DBSC4_REG_DBDFIPMSTRCNF (DBSC4_REG_BASE + 0x0520U) +#define DBSC4_REG_DBPDLK0 (DBSC4_REG_BASE + 0x0620U) +#define DBSC4_REG_DBPDRGA0 (DBSC4_REG_BASE + 0x0624U) +#define DBSC4_REG_DBPDRGD0 (DBSC4_REG_BASE + 0x0628U) +#define DBSC4_REG_DBCAM0CTRL0 (DBSC4_REG_BASE + 0x0940U) +#define DBSC4_REG_DBCAM0STAT0 (DBSC4_REG_BASE + 0x0980U) +#define DBSC4_REG_DBCAM1STAT0 (DBSC4_REG_BASE + 0x0990U) +#define DBSC4_REG_DBCAM2STAT0 (DBSC4_REG_BASE + 0x09A0U) +#define DBSC4_REG_DBCAM3STAT0 (DBSC4_REG_BASE + 0x09B0U) +#define DBSC4_BIT_DBACEN_ACCEN ((uint32_t)(1U << 0)) +#define DBSC4_BIT_DBRFEN_ARFEN ((uint32_t)(1U << 0)) +#define DBSC4_BIT_DBCAMxSTAT0 (0x00000001U) +#define DBSC4_BIT_DBDFIPMSTRCNF_PMSTREN (0x00000001U) +#define DBSC4_SET_DBCMD_OPC_PRE (0x04000000U) +#define DBSC4_SET_DBCMD_OPC_SR (0x0A000000U) +#define DBSC4_SET_DBCMD_OPC_PD (0x08000000U) +#define DBSC4_SET_DBCMD_OPC_MRW (0x0E000000U) +#define DBSC4_SET_DBCMD_CH_ALL (0x00800000U) +#define DBSC4_SET_DBCMD_RANK_ALL (0x00040000U) +#define DBSC4_SET_DBCMD_ARG_ALL (0x00000010U) +#define DBSC4_SET_DBCMD_ARG_ENTER (0x00000000U) +#define DBSC4_SET_DBCMD_ARG_MRW_ODTC (0x00000B00U) +#define DBSC4_SET_DBSYSCNT0_WRITE_ENABLE (0x00001234U) +#define DBSC4_SET_DBSYSCNT0_WRITE_DISABLE (0x00000000U) +#define DBSC4_SET_DBPDLK0_PHY_ACCESS (0x0000A55AU) +#define DBSC4_SET_DBPDRGA0_ACIOCR0 (0x0000001AU) +#define DBSC4_SET_DBPDRGD0_ACIOCR0 (0x33C03C11U) +#define DBSC4_SET_DBPDRGA0_DXCCR (0x00000020U) +#define DBSC4_SET_DBPDRGD0_DXCCR (0x00181006U) +#define DBSC4_SET_DBPDRGA0_PGCR1 (0x00000003U) +#define DBSC4_SET_DBPDRGD0_PGCR1 (0x0380C600U) +#define DBSC4_SET_DBPDRGA0_ACIOCR1 (0x0000001BU) +#define DBSC4_SET_DBPDRGD0_ACIOCR1 (0xAAAAAAAAU) +#define DBSC4_SET_DBPDRGA0_ACIOCR3 (0x0000001DU) +#define DBSC4_SET_DBPDRGD0_ACIOCR3 (0xAAAAAAAAU) +#define DBSC4_SET_DBPDRGA0_ACIOCR5 (0x0000001FU) +#define DBSC4_SET_DBPDRGD0_ACIOCR5 (0x000000AAU) +#define DBSC4_SET_DBPDRGA0_DX0GCR2 (0x000000A2U) +#define DBSC4_SET_DBPDRGD0_DX0GCR2 (0xAAAA0000U) +#define DBSC4_SET_DBPDRGA0_DX1GCR2 (0x000000C2U) +#define DBSC4_SET_DBPDRGD0_DX1GCR2 (0xAAAA0000U) +#define DBSC4_SET_DBPDRGA0_DX2GCR2 (0x000000E2U) +#define DBSC4_SET_DBPDRGD0_DX2GCR2 (0xAAAA0000U) +#define DBSC4_SET_DBPDRGA0_DX3GCR2 (0x00000102U) +#define DBSC4_SET_DBPDRGD0_DX3GCR2 (0xAAAA0000U) +#define DBSC4_SET_DBPDRGA0_ZQCR (0x00000090U) +#define DBSC4_SET_DBPDRGD0_ZQCR_MD19_0 (0x04058904U) +#define DBSC4_SET_DBPDRGD0_ZQCR_MD19_1 (0x04058A04U) +#define DBSC4_SET_DBPDRGA0_DX0GCR0 (0x000000A0U) +#define DBSC4_SET_DBPDRGD0_DX0GCR0 (0x7C0002E5U) +#define DBSC4_SET_DBPDRGA0_DX1GCR0 (0x000000C0U) +#define DBSC4_SET_DBPDRGD0_DX1GCR0 (0x7C0002E5U) +#define DBSC4_SET_DBPDRGA0_DX2GCR0 (0x000000E0U) +#define DBSC4_SET_DBPDRGD0_DX2GCR0 (0x7C0002E5U) +#define DBSC4_SET_DBPDRGA0_DX3GCR0 (0x00000100U) +#define DBSC4_SET_DBPDRGD0_DX3GCR0 (0x7C0002E5U) +#define DBSC4_SET_DBPDRGA0_DX0GCR1 (0x000000A1U) +#define DBSC4_SET_DBPDRGD0_DX0GCR1 (0x55550000U) +#define DBSC4_SET_DBPDRGA0_DX1GCR1 (0x000000C1U) +#define DBSC4_SET_DBPDRGD0_DX1GCR1 (0x55550000U) +#define DBSC4_SET_DBPDRGA0_DX2GCR1 (0x000000E1U) +#define DBSC4_SET_DBPDRGD0_DX2GCR1 (0x55550000U) +#define DBSC4_SET_DBPDRGA0_DX3GCR1 (0x00000101U) +#define DBSC4_SET_DBPDRGD0_DX3GCR1 (0x55550000U) +#define DBSC4_SET_DBPDRGA0_DX0GCR3 (0x000000A3U) +#define DBSC4_SET_DBPDRGD0_DX0GCR3 (0x00008484U) +#define DBSC4_SET_DBPDRGA0_DX1GCR3 (0x000000C3U) +#define DBSC4_SET_DBPDRGD0_DX1GCR3 (0x00008484U) +#define DBSC4_SET_DBPDRGA0_DX2GCR3 (0x000000E3U) +#define DBSC4_SET_DBPDRGD0_DX2GCR3 (0x00008484U) +#define DBSC4_SET_DBPDRGA0_DX3GCR3 (0x00000103U) +#define DBSC4_SET_DBPDRGD0_DX3GCR3 (0x00008484U) +#define RST_BASE (0xE6160000U) +#define RST_MODEMR (RST_BASE + 0x0060U) +#define RST_MODEMR_BIT0 (0x00000001U) #define RCAR_CNTCR_OFF (0x00U) #define RCAR_CNTCVL_OFF (0x08U) @@ -136,17 +136,17 @@ RCAR_INSTANTIATE_LOCK #define RCAR_CNTCR_FCREQ(x) ((uint32_t)(x) << 8U) #if PMIC_ROHM_BD9571 -#define BIT_BKUP_CTRL_OUT ((uint8_t)(1U << 4)) -#define PMIC_BKUP_MODE_CNT (0x20U) -#define PMIC_QLLM_CNT (0x27U) -#define PMIC_RETRY_MAX (100U) -#endif -#define SCTLR_EL3_M_BIT ((uint32_t)1U << 0) -#define RCAR_CA53CPU_NUM_MAX (4U) -#define RCAR_CA57CPU_NUM_MAX (4U) -#define IS_A53A57(c) ((c) == RCAR_CLUSTER_A53A57) -#define IS_CA57(c) ((c) == RCAR_CLUSTER_CA57) -#define IS_CA53(c) ((c) == RCAR_CLUSTER_CA53) +#define BIT_BKUP_CTRL_OUT ((uint8_t)(1U << 4)) +#define PMIC_BKUP_MODE_CNT (0x20U) +#define PMIC_QLLM_CNT (0x27U) +#define PMIC_RETRY_MAX (100U) +#endif /* PMIC_ROHM_BD9571 */ +#define SCTLR_EL3_M_BIT ((uint32_t)1U << 0) +#define RCAR_CA53CPU_NUM_MAX (4U) +#define RCAR_CA57CPU_NUM_MAX (4U) +#define IS_A53A57(c) ((c) == RCAR_CLUSTER_A53A57) +#define IS_CA57(c) ((c) == RCAR_CLUSTER_CA57) +#define IS_CA53(c) ((c) == RCAR_CLUSTER_CA53) #ifndef __ASSEMBLER__ IMPORT_SYM(unsigned long, __system_ram_start__, SYSTEM_RAM_START); @@ -320,11 +320,13 @@ void rcar_pwrc_clusteroff(uint64_t mpidr) c = rcar_pwrc_get_mpidr_cluster(mpidr); dst = IS_CA53(c) ? RCAR_CA53CPUCMCR : RCAR_CA57CPUCMCR; - if (PRR_PRODUCT_M3 == product && cut < PRR_PRODUCT_30) + if (product == PRR_PRODUCT_M3 && cut < PRR_PRODUCT_30) { goto done; + } - if (PRR_PRODUCT_H3 == product && cut <= PRR_PRODUCT_20) + if (product == PRR_PRODUCT_H3 && cut <= PRR_PRODUCT_20) { goto done; + } /* all of the CPUs in the cluster is in the CoreStandby mode */ mmio_write_32(dst, MODE_L2_DOWN); @@ -343,7 +345,7 @@ static void rcar_pwrc_save_timer_state(void) rcar_pwrc_saved_cntfid = mmio_read_32((uintptr_t)(RCAR_CNTC_BASE + RCAR_CNTFID_OFF)); } -#endif +#endif /* RCAR_SYSTEM_SUSPEND */ void rcar_pwrc_restore_timer_state(void) { @@ -372,10 +374,10 @@ void rcar_pwrc_system_reset(void) } #endif /* PMIC_ROHM_BD9571 */ -#define RST_CA53_CPU0_BARH (0xE6160080U) -#define RST_CA53_CPU0_BARL (0xE6160084U) -#define RST_CA57_CPU0_BARH (0xE61600C0U) -#define RST_CA57_CPU0_BARL (0xE61600C4U) +#define RST_CA53_CPU0_BARH (0xE6160080U) +#define RST_CA53_CPU0_BARL (0xE6160084U) +#define RST_CA57_CPU0_BARH (0xE61600C0U) +#define RST_CA57_CPU0_BARL (0xE61600C4U) void rcar_pwrc_setup(void) { @@ -427,11 +429,13 @@ static void __attribute__ ((section(".system_ram"))) product = reg & PRR_PRODUCT_MASK; cut = reg & PRR_CUT_MASK; - if (product == PRR_PRODUCT_M3 && cut < PRR_PRODUCT_30) + if (product == PRR_PRODUCT_M3 && cut < PRR_PRODUCT_30) { goto self_refresh; + } - if (product == PRR_PRODUCT_H3 && cut < PRR_PRODUCT_20) + if (product == PRR_PRODUCT_H3 && cut < PRR_PRODUCT_20) { goto self_refresh; + } mmio_write_32(DBSC4_REG_DBSYSCNT0, DBSC4_SET_DBSYSCNT0_WRITE_ENABLE); @@ -509,7 +513,7 @@ self_refresh: } static void __attribute__ ((section(".system_ram"))) - rcar_pwrc_set_self_refresh_e3(void) +rcar_pwrc_set_self_refresh_e3(void) { uint32_t ddr_md; uint32_t reg; @@ -533,8 +537,10 @@ static void __attribute__ ((section(".system_ram"))) while (mmio_read_32(DBSC4_REG_DBWAIT)) ; - /* Set the auto-refresh enable register */ - /* Set the ARFEN bit to 0 in the DBRFEN */ + /* + * Set the auto-refresh enable register + * Set the ARFEN bit to 0 in the DBRFEN + */ mmio_write_32(DBSC4_REG_DBRFEN, 0); mmio_write_32(DBSC4_REG_DBPDLK0, DBSC4_SET_DBPDLK0_PHY_ACCESS); @@ -638,7 +644,7 @@ static void __attribute__ ((section(".system_ram"))) } void __attribute__ ((section(".system_ram"))) __attribute__ ((noinline)) - rcar_pwrc_go_suspend_to_ram(void) +rcar_pwrc_go_suspend_to_ram(void) { #if PMIC_ROHM_BD9571 int32_t rc = -1, qllm = -1; @@ -713,7 +719,7 @@ void rcar_pwrc_suspend_to_ram(void) error = rcar_iic_dvfs_send(PMIC, REG_KEEP10, 0); if (error) { - ERROR("Failed send KEEP10 init ret=%d \n", error); + ERROR("Failed send KEEP10 init ret=%d\n", error); return; } #endif @@ -835,7 +841,6 @@ int32_t rcar_pwrc_cpu_on_check(uint64_t mpidr) uint64_t my_cpu; int32_t rtn; uint32_t my_cluster_type; - const uint32_t cluster_type[PLATFORM_CLUSTER_COUNT] = { RCAR_CLUSTER_CA53, RCAR_CLUSTER_CA57 @@ -861,6 +866,6 @@ int32_t rcar_pwrc_cpu_on_check(uint64_t mpidr) } } } - return (rtn); + return rtn; } |