From 6e934c050c7e4a17e110ebd0f31238a7871e1ba1 Mon Sep 17 00:00:00 2001 From: Jacky Bai Date: Mon, 25 Nov 2019 14:43:26 +0800 Subject: plat: imx8m: Add dram retention flow for imx8m family Add the dram retention flow for i.MX8M SoC family. Change-Id: Ifb8ba5b2f6f002133cf47c07fef73df29c51c890 Signed-off-by: Jacky Bai --- plat/imx/imx8m/ddr/dram.c | 72 ++++++++ plat/imx/imx8m/ddr/dram_retention.c | 180 +++++++++++++++++++ plat/imx/imx8m/include/ddrc.h | 336 ++++++++++++++++++++++++++++++++++++ plat/imx/imx8m/include/dram.h | 67 +++++++ 4 files changed, 655 insertions(+) create mode 100644 plat/imx/imx8m/ddr/dram.c create mode 100644 plat/imx/imx8m/ddr/dram_retention.c create mode 100644 plat/imx/imx8m/include/ddrc.h create mode 100644 plat/imx/imx8m/include/dram.h diff --git a/plat/imx/imx8m/ddr/dram.c b/plat/imx/imx8m/ddr/dram.c new file mode 100644 index 00000000..cd2a740b --- /dev/null +++ b/plat/imx/imx8m/ddr/dram.c @@ -0,0 +1,72 @@ +/* + * Copyright 2019 NXP + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#include + +#include + +struct dram_info dram_info; + +/* Restore the ddrc configs */ +void dram_umctl2_init(struct dram_timing_info *timing) +{ + struct dram_cfg_param *ddrc_cfg = timing->ddrc_cfg; + int i; + + for (i =0; i < timing->ddrc_cfg_num; i++) { + mmio_write_32(ddrc_cfg->reg, ddrc_cfg->val); + ddrc_cfg++; + } + + /* set the default fsp to P0 */ + mmio_write_32(DDRC_MSTR2(0), 0x0); +} + +/* Restore the dram PHY config */ +void dram_phy_init(struct dram_timing_info *timing) +{ + struct dram_cfg_param *cfg = timing->ddrphy_cfg; + int i; + + /* Restore the PHY init config */ + cfg = timing->ddrphy_cfg; + for (i = 0; i < timing->ddrphy_cfg_num; i++) { + dwc_ddrphy_apb_wr(cfg->reg, cfg->val); + cfg++; + } + + /* Restore the DDR PHY CSRs */ + cfg = timing->ddrphy_trained_csr; + for (i = 0; i < timing->ddrphy_trained_csr_num; i++) { + dwc_ddrphy_apb_wr(cfg->reg, cfg->val); + cfg++; + } + + /* Load the PIE image */ + cfg = timing->ddrphy_pie; + for (i = 0; i < timing->ddrphy_pie_num; i++) { + dwc_ddrphy_apb_wr(cfg->reg, cfg->val); + cfg++; + } +} + +void dram_info_init(unsigned long dram_timing_base) +{ + uint32_t ddrc_mstr, current_fsp; + + /* Get the dram type & rank */ + ddrc_mstr = mmio_read_32(DDRC_MSTR(0)); + + dram_info.dram_type = ddrc_mstr & DDR_TYPE_MASK; + dram_info.num_rank = (ddrc_mstr >> 24) & ACTIVE_RANK_MASK; + + /* Get current fsp info */ + current_fsp = mmio_read_32(DDRC_DFIMISC(0)) & 0xf; + dram_info.boot_fsp = current_fsp; + dram_info.current_fsp = current_fsp; + + dram_info.timing_info = (struct dram_timing_info *)dram_timing_base; +} diff --git a/plat/imx/imx8m/ddr/dram_retention.c b/plat/imx/imx8m/ddr/dram_retention.c new file mode 100644 index 00000000..91d887fe --- /dev/null +++ b/plat/imx/imx8m/ddr/dram_retention.c @@ -0,0 +1,180 @@ +/* + * Copyright 2018-2019 NXP + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#include +#include + +#include +#include + +#define SRC_DDR1_RCR (IMX_SRC_BASE + 0x1000) +#define SRC_DDR2_RCR (IMX_SRC_BASE + 0x1004) + +#define PU_PGC_UP_TRG 0xf8 +#define PU_PGC_DN_TRG 0x104 +#define GPC_PU_PWRHSK (IMX_GPC_BASE + 0x01FC) +#define CCM_SRC_CTRL_OFFSET (IMX_CCM_BASE + 0x800) +#define CCM_CCGR_OFFSET (IMX_CCM_BASE + 0x4000) +#define CCM_SRC_CTRL(n) (CCM_SRC_CTRL_OFFSET + 0x10 * (n)) +#define CCM_CCGR(n) (CCM_CCGR_OFFSET + 0x10 * (n)) + +#define DRAM_PLL_CTRL (IMX_ANAMIX_BASE + 0x50) + +void dram_enter_retention(void) +{ + /* Wait DBGCAM to be empty */ + while (mmio_read_32(DDRC_DBGCAM(0)) != 0x36000000) + ; + + /* Block AXI ports from taking anymore transactions */ + mmio_write_32(DDRC_PCTRL_0(0), 0x0); + /* Wait until all AXI ports are idle */ + while (mmio_read_32(DDRC_PSTAT(0)) & 0x10001) + ; + + /* Enter self refresh */ + mmio_write_32(DDRC_PWRCTL(0), 0xaa); + + /* LPDDR4 & DDR4/DDR3L need to check different status */ + if (dram_info.dram_type == DDRC_LPDDR4) + while(0x223 != (mmio_read_32(DDRC_STAT(0)) & 0x33f)) + ; + else + while (0x23 != (mmio_read_32(DDRC_STAT(0)) & 0x3f)) + ; + + mmio_write_32(DDRC_DFIMISC(0), 0x0); + mmio_write_32(DDRC_SWCTL(0), 0x0); + mmio_write_32(DDRC_DFIMISC(0), 0x1f00); + mmio_write_32(DDRC_DFIMISC(0), 0x1f20); + + while (mmio_read_32(DDRC_DFISTAT(0)) & 0x1) + ; + + mmio_write_32(DDRC_DFIMISC(0), 0x1f00); + /* wait DFISTAT.dfi_init_complete to 1 */ + while (!(mmio_read_32(DDRC_DFISTAT(0)) & 0x1)) + ; + + mmio_write_32(DDRC_SWCTL(0), 0x1); + + /* should check PhyInLP3 pub reg */ + dwc_ddrphy_apb_wr(0xd0000, 0x0); + if (!(dwc_ddrphy_apb_rd(0x90028) & 0x1)) + INFO("PhyInLP3 = 1\n"); + dwc_ddrphy_apb_wr(0xd0000, 0x1); + +#if defined(PLAT_imx8mq) + /* pwrdnreqn_async adbm/adbs of ddr */ + mmio_clrbits_32(GPC_PU_PWRHSK, BIT(1)); + while (mmio_read_32(GPC_PU_PWRHSK) & BIT(18)) + ; + mmio_setbits_32(GPC_PU_PWRHSK, BIT(1)); +#else + /* pwrdnreqn_async adbm/adbs of ddr */ + mmio_clrbits_32(GPC_PU_PWRHSK, BIT(2)); + while (mmio_read_32(GPC_PU_PWRHSK) & BIT(20)) + ; + mmio_setbits_32(GPC_PU_PWRHSK, BIT(2)); +#endif + /* remove PowerOk */ + mmio_write_32(SRC_DDR1_RCR, 0x8F000008); + + mmio_write_32(CCM_CCGR(5), 0); + mmio_write_32(CCM_SRC_CTRL(15), 2); + + /* enable the phy iso */ + mmio_setbits_32(IMX_GPC_BASE + 0xd40, 1); + mmio_setbits_32(IMX_GPC_BASE + PU_PGC_DN_TRG, BIT(5)); + + VERBOSE("dram enter retention\n"); +} + +void dram_exit_retention(void) +{ + VERBOSE("dram exit retention\n"); + /* assert all reset */ +#if defined(PLAT_imx8mq) + mmio_write_32(SRC_DDR2_RCR, 0x8F000003); + mmio_write_32(SRC_DDR1_RCR, 0x8F00000F); + mmio_write_32(SRC_DDR2_RCR, 0x8F000000); +#else + mmio_write_32(SRC_DDR1_RCR, 0x8F00001F); + mmio_write_32(SRC_DDR1_RCR, 0x8F00000F); +#endif + mmio_write_32(CCM_CCGR(5), 2); + mmio_write_32(CCM_SRC_CTRL(15), 2); + + /* disable iso */ + mmio_setbits_32(IMX_GPC_BASE + PU_PGC_UP_TRG, BIT(5)); + mmio_write_32(SRC_DDR1_RCR, 0x8F000006); + + /* wait dram pll locked */ + while(!(mmio_read_32(DRAM_PLL_CTRL) & BIT(31))) + ; + + /* ddrc re-init */ + dram_umctl2_init(dram_info.timing_info); + + /* + * Skips the DRAM init routine and starts up in selfrefresh mode + * Program INIT0.skip_dram_init = 2'b11 + */ + mmio_setbits_32(DDRC_INIT0(0), 0xc0000000); + /* Keeps the controller in self-refresh mode */ + mmio_write_32(DDRC_PWRCTL(0), 0xaa); + mmio_write_32(DDRC_DBG1(0), 0x0); + mmio_write_32(SRC_DDR1_RCR, 0x8F000004); + mmio_write_32(SRC_DDR1_RCR, 0x8F000000); + + /* before write Dynamic reg, sw_done should be 0 */ + mmio_write_32(DDRC_SWCTL(0), 0x0); + if (dram_info.dram_type == DDRC_LPDDR4) + mmio_write_32(DDRC_DDR_SS_GPR0, 0x01); /*LPDDR4 mode */ + mmio_write_32(DDRC_DFIMISC(0), 0x0); + + /* dram phy re-init */ + dram_phy_init(dram_info.timing_info); + + /* DWC_DDRPHYA_APBONLY0_MicroContMuxSel */ + dwc_ddrphy_apb_wr(0xd0000, 0x0); + while (dwc_ddrphy_apb_rd(0x20097)) + ; + dwc_ddrphy_apb_wr(0xd0000, 0x1); + + /* before write Dynamic reg, sw_done should be 0 */ + mmio_write_32(DDRC_SWCTL(0), 0x0); + mmio_write_32(DDRC_DFIMISC(0), 0x20); + /* wait DFISTAT.dfi_init_complete to 1 */ + while (!(mmio_read_32(DDRC_DFISTAT(0)) & 0x1)) + ; + + /* clear DFIMISC.dfi_init_start */ + mmio_write_32(DDRC_DFIMISC(0), 0x0); + /* set DFIMISC.dfi_init_complete_en */ + mmio_write_32(DDRC_DFIMISC(0), 0x1); + + /* set SWCTL.sw_done to enable quasi-dynamic register programming */ + mmio_write_32(DDRC_SWCTL(0), 0x1); + /* wait SWSTAT.sw_done_ack to 1 */ + while (!(mmio_read_32(DDRC_SWSTAT(0)) & 0x1)) + ; + + mmio_write_32(DDRC_PWRCTL(0), 0x88); + /* wait STAT to normal state */ + while (0x1 != (mmio_read_32(DDRC_STAT(0)) & 0x7)) + ; + + mmio_write_32(DDRC_PCTRL_0(0), 0x1); + /* dis_auto-refresh is set to 0 */ + mmio_write_32(DDRC_RFSHCTL3(0), 0x0); + + /* should check PhyInLP3 pub reg */ + dwc_ddrphy_apb_wr(0xd0000, 0x0); + if (!(dwc_ddrphy_apb_rd(0x90028) & 0x1)) + VERBOSE("PHYInLP3 = 0\n"); + dwc_ddrphy_apb_wr(0xd0000, 0x1); +} diff --git a/plat/imx/imx8m/include/ddrc.h b/plat/imx/imx8m/include/ddrc.h new file mode 100644 index 00000000..1e213553 --- /dev/null +++ b/plat/imx/imx8m/include/ddrc.h @@ -0,0 +1,336 @@ +/* + * Copyright 2019 NXP + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef IMX_DDRC_H +#define IMX_DDRC_H + +#define DDRC_IPS_BASE_ADDR(X) (0x3d400000 + (X * 0x2000000)) +#define DDRC_DDR_SS_GPR0 0x3d000000 + +/* DWC ddr umctl2 REGs offset*/ +/**********************/ +#define DDRC_MSTR(X) (DDRC_IPS_BASE_ADDR(X) + 0x00) +#define DDRC_STAT(X) (DDRC_IPS_BASE_ADDR(X) + 0x04) +#define DDRC_MSTR1(X) (DDRC_IPS_BASE_ADDR(X) + 0x08) +#define DDRC_MRCTRL0(X) (DDRC_IPS_BASE_ADDR(X) + 0x10) +#define DDRC_MRCTRL1(X) (DDRC_IPS_BASE_ADDR(X) + 0x14) +#define DDRC_MRSTAT(X) (DDRC_IPS_BASE_ADDR(X) + 0x18) +#define DDRC_MRCTRL2(X) (DDRC_IPS_BASE_ADDR(X) + 0x1c) +#define DDRC_DERATEEN(X) (DDRC_IPS_BASE_ADDR(X) + 0x20) +#define DDRC_DERATEINT(X) (DDRC_IPS_BASE_ADDR(X) + 0x24) +#define DDRC_MSTR2(X) (DDRC_IPS_BASE_ADDR(X) + 0x28) +#define DDRC_PWRCTL(X) (DDRC_IPS_BASE_ADDR(X) + 0x30) +#define DDRC_PWRTMG(X) (DDRC_IPS_BASE_ADDR(X) + 0x34) +#define DDRC_HWLPCTL(X) (DDRC_IPS_BASE_ADDR(X) + 0x38) +#define DDRC_HWFFCCTL(X) (DDRC_IPS_BASE_ADDR(X) + 0x3c) +#define DDRC_HWFFCSTAT(X) (DDRC_IPS_BASE_ADDR(X) + 0x40) +#define DDRC_RFSHCTL0(X) (DDRC_IPS_BASE_ADDR(X) + 0x50) +#define DDRC_RFSHCTL1(X) (DDRC_IPS_BASE_ADDR(X) + 0x54) +#define DDRC_RFSHCTL2(X) (DDRC_IPS_BASE_ADDR(X) + 0x58) +#define DDRC_RFSHCTL3(X) (DDRC_IPS_BASE_ADDR(X) + 0x60) +#define DDRC_RFSHTMG(X) (DDRC_IPS_BASE_ADDR(X) + 0x64) +#define DDRC_ECCCFG0(X) (DDRC_IPS_BASE_ADDR(X) + 0x70) +#define DDRC_ECCCFG1(X) (DDRC_IPS_BASE_ADDR(X) + 0x74) +#define DDRC_ECCSTAT(X) (DDRC_IPS_BASE_ADDR(X) + 0x78) +#define DDRC_ECCCLR(X) (DDRC_IPS_BASE_ADDR(X) + 0x7c) +#define DDRC_ECCERRCNT(X) (DDRC_IPS_BASE_ADDR(X) + 0x80) +#define DDRC_ECCCADDR0(X) (DDRC_IPS_BASE_ADDR(X) + 0x84) +#define DDRC_ECCCADDR1(X) (DDRC_IPS_BASE_ADDR(X) + 0x88) +#define DDRC_ECCCSYN0(X) (DDRC_IPS_BASE_ADDR(X) + 0x8c) +#define DDRC_ECCCSYN1(X) (DDRC_IPS_BASE_ADDR(X) + 0x90) +#define DDRC_ECCCSYN2(X) (DDRC_IPS_BASE_ADDR(X) + 0x94) +#define DDRC_ECCBITMASK0(X) (DDRC_IPS_BASE_ADDR(X) + 0x98) +#define DDRC_ECCBITMASK1(X) (DDRC_IPS_BASE_ADDR(X) + 0x9c) +#define DDRC_ECCBITMASK2(X) (DDRC_IPS_BASE_ADDR(X) + 0xa0) +#define DDRC_ECCUADDR0(X) (DDRC_IPS_BASE_ADDR(X) + 0xa4) +#define DDRC_ECCUADDR1(X) (DDRC_IPS_BASE_ADDR(X) + 0xa8) +#define DDRC_ECCUSYN0(X) (DDRC_IPS_BASE_ADDR(X) + 0xac) +#define DDRC_ECCUSYN1(X) (DDRC_IPS_BASE_ADDR(X) + 0xb0) +#define DDRC_ECCUSYN2(X) (DDRC_IPS_BASE_ADDR(X) + 0xb4) +#define DDRC_ECCPOISONADDR0(X) (DDRC_IPS_BASE_ADDR(X) + 0xb8) +#define DDRC_ECCPOISONADDR1(X) (DDRC_IPS_BASE_ADDR(X) + 0xbc) +#define DDRC_CRCPARCTL0(X) (DDRC_IPS_BASE_ADDR(X) + 0xc0) +#define DDRC_CRCPARCTL1(X) (DDRC_IPS_BASE_ADDR(X) + 0xc4) +#define DDRC_CRCPARCTL2(X) (DDRC_IPS_BASE_ADDR(X) + 0xc8) +#define DDRC_CRCPARSTAT(X) (DDRC_IPS_BASE_ADDR(X) + 0xcc) +#define DDRC_INIT0(X) (DDRC_IPS_BASE_ADDR(X) + 0xd0) +#define DDRC_INIT1(X) (DDRC_IPS_BASE_ADDR(X) + 0xd4) +#define DDRC_INIT2(X) (DDRC_IPS_BASE_ADDR(X) + 0xd8) +#define DDRC_INIT3(X) (DDRC_IPS_BASE_ADDR(X) + 0xdc) +#define DDRC_INIT4(X) (DDRC_IPS_BASE_ADDR(X) + 0xe0) +#define DDRC_INIT5(X) (DDRC_IPS_BASE_ADDR(X) + 0xe4) +#define DDRC_INIT6(X) (DDRC_IPS_BASE_ADDR(X) + 0xe8) +#define DDRC_INIT7(X) (DDRC_IPS_BASE_ADDR(X) + 0xec) +#define DDRC_DIMMCTL(X) (DDRC_IPS_BASE_ADDR(X) + 0xf0) +#define DDRC_RANKCTL(X) (DDRC_IPS_BASE_ADDR(X) + 0xf4) +#define DDRC_DRAMTMG0(X) (DDRC_IPS_BASE_ADDR(X) + 0x100) +#define DDRC_DRAMTMG1(X) (DDRC_IPS_BASE_ADDR(X) + 0x104) +#define DDRC_DRAMTMG2(X) (DDRC_IPS_BASE_ADDR(X) + 0x108) +#define DDRC_DRAMTMG3(X) (DDRC_IPS_BASE_ADDR(X) + 0x10c) +#define DDRC_DRAMTMG4(X) (DDRC_IPS_BASE_ADDR(X) + 0x110) +#define DDRC_DRAMTMG5(X) (DDRC_IPS_BASE_ADDR(X) + 0x114) +#define DDRC_DRAMTMG6(X) (DDRC_IPS_BASE_ADDR(X) + 0x118) +#define DDRC_DRAMTMG7(X) (DDRC_IPS_BASE_ADDR(X) + 0x11c) +#define DDRC_DRAMTMG8(X) (DDRC_IPS_BASE_ADDR(X) + 0x120) +#define DDRC_DRAMTMG9(X) (DDRC_IPS_BASE_ADDR(X) + 0x124) +#define DDRC_DRAMTMG10(X) (DDRC_IPS_BASE_ADDR(X) + 0x128) +#define DDRC_DRAMTMG11(X) (DDRC_IPS_BASE_ADDR(X) + 0x12c) +#define DDRC_DRAMTMG12(X) (DDRC_IPS_BASE_ADDR(X) + 0x130) +#define DDRC_DRAMTMG13(X) (DDRC_IPS_BASE_ADDR(X) + 0x134) +#define DDRC_DRAMTMG14(X) (DDRC_IPS_BASE_ADDR(X) + 0x138) +#define DDRC_DRAMTMG15(X) (DDRC_IPS_BASE_ADDR(X) + 0x13C) +#define DDRC_DRAMTMG16(X) (DDRC_IPS_BASE_ADDR(X) + 0x140) +#define DDRC_DRAMTMG17(X) (DDRC_IPS_BASE_ADDR(X) + 0x144) + +#define DDRC_ZQCTL0(X) (DDRC_IPS_BASE_ADDR(X) + 0x180) +#define DDRC_ZQCTL1(X) (DDRC_IPS_BASE_ADDR(X) + 0x184) +#define DDRC_ZQCTL2(X) (DDRC_IPS_BASE_ADDR(X) + 0x188) +#define DDRC_ZQSTAT(X) (DDRC_IPS_BASE_ADDR(X) + 0x18c) +#define DDRC_DFITMG0(X) (DDRC_IPS_BASE_ADDR(X) + 0x190) +#define DDRC_DFITMG1(X) (DDRC_IPS_BASE_ADDR(X) + 0x194) +#define DDRC_DFILPCFG0(X) (DDRC_IPS_BASE_ADDR(X) + 0x198) +#define DDRC_DFILPCFG1(X) (DDRC_IPS_BASE_ADDR(X) + 0x19c) +#define DDRC_DFIUPD0(X) (DDRC_IPS_BASE_ADDR(X) + 0x1a0) +#define DDRC_DFIUPD1(X) (DDRC_IPS_BASE_ADDR(X) + 0x1a4) +#define DDRC_DFIUPD2(X) (DDRC_IPS_BASE_ADDR(X) + 0x1a8) +#define DDRC_DFIMISC(X) (DDRC_IPS_BASE_ADDR(X) + 0x1b0) +#define DDRC_DFITMG2(X) (DDRC_IPS_BASE_ADDR(X) + 0x1b4) +#define DDRC_DFITMG3(X) (DDRC_IPS_BASE_ADDR(X) + 0x1b8) +#define DDRC_DFISTAT(X) (DDRC_IPS_BASE_ADDR(X) + 0x1bc) + +#define DDRC_DBICTL(X) (DDRC_IPS_BASE_ADDR(X) + 0x1c0) +#define DDRC_DFIPHYMSTR(X) (DDRC_IPS_BASE_ADDR(X) + 0x1c4) +#define DDRC_TRAINCTL0(X) (DDRC_IPS_BASE_ADDR(X) + 0x1d0) +#define DDRC_TRAINCTL1(X) (DDRC_IPS_BASE_ADDR(X) + 0x1d4) +#define DDRC_TRAINCTL2(X) (DDRC_IPS_BASE_ADDR(X) + 0x1d8) +#define DDRC_TRAINSTAT(X) (DDRC_IPS_BASE_ADDR(X) + 0x1dc) +#define DDRC_ADDRMAP0(X) (DDRC_IPS_BASE_ADDR(X) + 0x200) +#define DDRC_ADDRMAP1(X) (DDRC_IPS_BASE_ADDR(X) + 0x204) +#define DDRC_ADDRMAP2(X) (DDRC_IPS_BASE_ADDR(X) + 0x208) +#define DDRC_ADDRMAP3(X) (DDRC_IPS_BASE_ADDR(X) + 0x20c) +#define DDRC_ADDRMAP4(X) (DDRC_IPS_BASE_ADDR(X) + 0x210) +#define DDRC_ADDRMAP5(X) (DDRC_IPS_BASE_ADDR(X) + 0x214) +#define DDRC_ADDRMAP6(X) (DDRC_IPS_BASE_ADDR(X) + 0x218) +#define DDRC_ADDRMAP7(X) (DDRC_IPS_BASE_ADDR(X) + 0x21c) +#define DDRC_ADDRMAP8(X) (DDRC_IPS_BASE_ADDR(X) + 0x220) +#define DDRC_ADDRMAP9(X) (DDRC_IPS_BASE_ADDR(X) + 0x224) +#define DDRC_ADDRMAP10(X) (DDRC_IPS_BASE_ADDR(X) + 0x228) +#define DDRC_ADDRMAP11(X) (DDRC_IPS_BASE_ADDR(X) + 0x22c) + +#define DDRC_ODTCFG(X) (DDRC_IPS_BASE_ADDR(X) + 0x240) +#define DDRC_ODTMAP(X) (DDRC_IPS_BASE_ADDR(X) + 0x244) +#define DDRC_SCHED(X) (DDRC_IPS_BASE_ADDR(X) + 0x250) +#define DDRC_SCHED1(X) (DDRC_IPS_BASE_ADDR(X) + 0x254) +#define DDRC_PERFHPR1(X) (DDRC_IPS_BASE_ADDR(X) + 0x25c) +#define DDRC_PERFLPR1(X) (DDRC_IPS_BASE_ADDR(X) + 0x264) +#define DDRC_PERFWR1(X) (DDRC_IPS_BASE_ADDR(X) + 0x26c) +#define DDRC_PERFVPR1(X) (DDRC_IPS_BASE_ADDR(X) + 0x274) + +#define DDRC_PERFVPW1(X) (DDRC_IPS_BASE_ADDR(X) + 0x278) + +#define DDRC_DQMAP0(X) (DDRC_IPS_BASE_ADDR(X) + 0x280) +#define DDRC_DQMAP1(X) (DDRC_IPS_BASE_ADDR(X) + 0x284) +#define DDRC_DQMAP2(X) (DDRC_IPS_BASE_ADDR(X) + 0x288) +#define DDRC_DQMAP3(X) (DDRC_IPS_BASE_ADDR(X) + 0x28c) +#define DDRC_DQMAP4(X) (DDRC_IPS_BASE_ADDR(X) + 0x290) +#define DDRC_DQMAP5(X) (DDRC_IPS_BASE_ADDR(X) + 0x294) +#define DDRC_DBG0(X) (DDRC_IPS_BASE_ADDR(X) + 0x300) +#define DDRC_DBG1(X) (DDRC_IPS_BASE_ADDR(X) + 0x304) +#define DDRC_DBGCAM(X) (DDRC_IPS_BASE_ADDR(X) + 0x308) +#define DDRC_DBGCMD(X) (DDRC_IPS_BASE_ADDR(X) + 0x30c) +#define DDRC_DBGSTAT(X) (DDRC_IPS_BASE_ADDR(X) + 0x310) + +#define DDRC_SWCTL(X) (DDRC_IPS_BASE_ADDR(X) + 0x320) +#define DDRC_SWSTAT(X) (DDRC_IPS_BASE_ADDR(X) + 0x324) +#define DDRC_OCPARCFG0(X) (DDRC_IPS_BASE_ADDR(X) + 0x330) +#define DDRC_OCPARCFG1(X) (DDRC_IPS_BASE_ADDR(X) + 0x334) +#define DDRC_OCPARCFG2(X) (DDRC_IPS_BASE_ADDR(X) + 0x338) +#define DDRC_OCPARCFG3(X) (DDRC_IPS_BASE_ADDR(X) + 0x33c) +#define DDRC_OCPARSTAT0(X) (DDRC_IPS_BASE_ADDR(X) + 0x340) +#define DDRC_OCPARSTAT1(X) (DDRC_IPS_BASE_ADDR(X) + 0x344) +#define DDRC_OCPARWLOG0(X) (DDRC_IPS_BASE_ADDR(X) + 0x348) +#define DDRC_OCPARWLOG1(X) (DDRC_IPS_BASE_ADDR(X) + 0x34c) +#define DDRC_OCPARWLOG2(X) (DDRC_IPS_BASE_ADDR(X) + 0x350) +#define DDRC_OCPARAWLOG0(X) (DDRC_IPS_BASE_ADDR(X) + 0x354) +#define DDRC_OCPARAWLOG1(X) (DDRC_IPS_BASE_ADDR(X) + 0x358) +#define DDRC_OCPARRLOG0(X) (DDRC_IPS_BASE_ADDR(X) + 0x35c) +#define DDRC_OCPARRLOG1(X) (DDRC_IPS_BASE_ADDR(X) + 0x360) +#define DDRC_OCPARARLOG0(X) (DDRC_IPS_BASE_ADDR(X) + 0x364) +#define DDRC_OCPARARLOG1(X) (DDRC_IPS_BASE_ADDR(X) + 0x368) +#define DDRC_POISONCFG(X) (DDRC_IPS_BASE_ADDR(X) + 0x36C) +#define DDRC_POISONSTAT(X) (DDRC_IPS_BASE_ADDR(X) + 0x370) +#define DDRC_ADVECCINDEX(X) (DDRC_IPS_BASE_ADDR(X) + 0x3) +#define DDRC_ADVECCSTAT(X) (DDRC_IPS_BASE_ADDR(X) + 0x3) +#define DDRC_ECCPOISONPAT0(X) (DDRC_IPS_BASE_ADDR(X) + 0x3) +#define DDRC_ECCPOISONPAT1(X) (DDRC_IPS_BASE_ADDR(X) + 0x3) +#define DDRC_ECCPOISONPAT2(X) (DDRC_IPS_BASE_ADDR(X) + 0x3) +#define DDRC_HIFCTL(X) (DDRC_IPS_BASE_ADDR(X) + 0x3) + +#define DDRC_PSTAT(X) (DDRC_IPS_BASE_ADDR(X) + 0x3fc) +#define DDRC_PCCFG(X) (DDRC_IPS_BASE_ADDR(X) + 0x400) +#define DDRC_PCFGR_0(X) (DDRC_IPS_BASE_ADDR(X) + 0x404) +#define DDRC_PCFGR_1(X) (DDRC_IPS_BASE_ADDR(X) + 1 * 0xb0 + 0x404) +#define DDRC_PCFGR_2(X) (DDRC_IPS_BASE_ADDR(X) + 2 * 0xb0 + 0x404) +#define DDRC_PCFGR_3(X) (DDRC_IPS_BASE_ADDR(X) + 3 * 0xb0 + 0x404) +#define DDRC_PCFGW_0(X) (DDRC_IPS_BASE_ADDR(X) + 0x408) +#define DDRC_PCFGW_1(X) (DDRC_IPS_BASE_ADDR(X) + 1 * 0xb0 + 0x408) +#define DDRC_PCFGW_2(X) (DDRC_IPS_BASE_ADDR(X) + 2 * 0xb0 + 0x408) +#define DDRC_PCFGW_3(X) (DDRC_IPS_BASE_ADDR(X) + 3 * 0xb0 + 0x408) +#define DDRC_PCFGC_0(X) (DDRC_IPS_BASE_ADDR(X) + 0x40c) +#define DDRC_PCFGIDMASKCH(X) (DDRC_IPS_BASE_ADDR(X) + 0x410) +#define DDRC_PCFGIDVALUECH(X) (DDRC_IPS_BASE_ADDR(X) + 0x414) +#define DDRC_PCTRL_0(X) (DDRC_IPS_BASE_ADDR(X) + 0x490) +#define DDRC_PCTRL_1(X) (DDRC_IPS_BASE_ADDR(X) + 0x490 + 1 * 0xb0) +#define DDRC_PCTRL_2(X) (DDRC_IPS_BASE_ADDR(X) + 0x490 + 2 * 0xb0) +#define DDRC_PCTRL_3(X) (DDRC_IPS_BASE_ADDR(X) + 0x490 + 3 * 0xb0) +#define DDRC_PCFGQOS0_0(X) (DDRC_IPS_BASE_ADDR(X) + 0x494) +#define DDRC_PCFGQOS1_0(X) (DDRC_IPS_BASE_ADDR(X) + 0x498) +#define DDRC_PCFGWQOS0_0(X) (DDRC_IPS_BASE_ADDR(X) + 0x49c) +#define DDRC_PCFGWQOS1_0(X) (DDRC_IPS_BASE_ADDR(X) + 0x4a0) +#define DDRC_SARBASE0(X) (DDRC_IPS_BASE_ADDR(X) + 0xf04) +#define DDRC_SARSIZE0(X) (DDRC_IPS_BASE_ADDR(X) + 0xf08) +#define DDRC_SBRCTL(X) (DDRC_IPS_BASE_ADDR(X) + 0xf24) +#define DDRC_SBRSTAT(X) (DDRC_IPS_BASE_ADDR(X) + 0xf28) +#define DDRC_SBRWDATA0(X) (DDRC_IPS_BASE_ADDR(X) + 0xf2c) +#define DDRC_SBRWDATA1(X) (DDRC_IPS_BASE_ADDR(X) + 0xf30) +#define DDRC_PDCH(X) (DDRC_IPS_BASE_ADDR(X) + 0xf34) + +/* SHADOW registers */ +#define DDRC_FREQ1_DERATEEN(X) (DDRC_IPS_BASE_ADDR(X) + 0x2020) +#define DDRC_FREQ1_DERATEINT(X) (DDRC_IPS_BASE_ADDR(X) + 0x2024) +#define DDRC_FREQ1_RFSHCTL0(X) (DDRC_IPS_BASE_ADDR(X) + 0x2050) +#define DDRC_FREQ1_RFSHTMG(X) (DDRC_IPS_BASE_ADDR(X) + 0x2064) +#define DDRC_FREQ1_INIT3(X) (DDRC_IPS_BASE_ADDR(X) + 0x20dc) +#define DDRC_FREQ1_INIT4(X) (DDRC_IPS_BASE_ADDR(X) + 0x20e0) +#define DDRC_FREQ1_INIT6(X) (DDRC_IPS_BASE_ADDR(X) + 0x20e8) +#define DDRC_FREQ1_INIT7(X) (DDRC_IPS_BASE_ADDR(X) + 0x20ec) +#define DDRC_FREQ1_DRAMTMG0(X) (DDRC_IPS_BASE_ADDR(X) + 0x2100) +#define DDRC_FREQ1_DRAMTMG1(X) (DDRC_IPS_BASE_ADDR(X) + 0x2104) +#define DDRC_FREQ1_DRAMTMG2(X) (DDRC_IPS_BASE_ADDR(X) + 0x2108) +#define DDRC_FREQ1_DRAMTMG3(X) (DDRC_IPS_BASE_ADDR(X) + 0x210c) +#define DDRC_FREQ1_DRAMTMG4(X) (DDRC_IPS_BASE_ADDR(X) + 0x2110) +#define DDRC_FREQ1_DRAMTMG5(X) (DDRC_IPS_BASE_ADDR(X) + 0x2114) +#define DDRC_FREQ1_DRAMTMG6(X) (DDRC_IPS_BASE_ADDR(X) + 0x2118) +#define DDRC_FREQ1_DRAMTMG7(X) (DDRC_IPS_BASE_ADDR(X) + 0x211c) +#define DDRC_FREQ1_DRAMTMG8(X) (DDRC_IPS_BASE_ADDR(X) + 0x2120) +#define DDRC_FREQ1_DRAMTMG9(X) (DDRC_IPS_BASE_ADDR(X) + 0x2124) +#define DDRC_FREQ1_DRAMTMG10(X) (DDRC_IPS_BASE_ADDR(X) + 0x2128) +#define DDRC_FREQ1_DRAMTMG11(X) (DDRC_IPS_BASE_ADDR(X) + 0x212c) +#define DDRC_FREQ1_DRAMTMG12(X) (DDRC_IPS_BASE_ADDR(X) + 0x2130) +#define DDRC_FREQ1_DRAMTMG13(X) (DDRC_IPS_BASE_ADDR(X) + 0x2134) +#define DDRC_FREQ1_DRAMTMG14(X) (DDRC_IPS_BASE_ADDR(X) + 0x2138) +#define DDRC_FREQ1_DRAMTMG15(X) (DDRC_IPS_BASE_ADDR(X) + 0x213C) +#define DDRC_FREQ1_DRAMTMG16(X) (DDRC_IPS_BASE_ADDR(X) + 0x2140) +#define DDRC_FREQ1_DRAMTMG17(X) (DDRC_IPS_BASE_ADDR(X) + 0x2144) +#define DDRC_FREQ1_ZQCTL0(X) (DDRC_IPS_BASE_ADDR(X) + 0x2180) +#define DDRC_FREQ1_DFITMG0(X) (DDRC_IPS_BASE_ADDR(X) + 0x2190) +#define DDRC_FREQ1_DFITMG1(X) (DDRC_IPS_BASE_ADDR(X) + 0x2194) +#define DDRC_FREQ1_DFITMG2(X) (DDRC_IPS_BASE_ADDR(X) + 0x21b4) +#define DDRC_FREQ1_DFITMG3(X) (DDRC_IPS_BASE_ADDR(X) + 0x21b8) +#define DDRC_FREQ1_ODTCFG(X) (DDRC_IPS_BASE_ADDR(X) + 0x2240) + +#define DDRC_FREQ2_DERATEEN(X) (DDRC_IPS_BASE_ADDR(X) + 0x3020) +#define DDRC_FREQ2_DERATEINT(X) (DDRC_IPS_BASE_ADDR(X) + 0x3024) +#define DDRC_FREQ2_RFSHCTL0(X) (DDRC_IPS_BASE_ADDR(X) + 0x3050) +#define DDRC_FREQ2_RFSHTMG(X) (DDRC_IPS_BASE_ADDR(X) + 0x3064) +#define DDRC_FREQ2_INIT3(X) (DDRC_IPS_BASE_ADDR(X) + 0x30dc) +#define DDRC_FREQ2_INIT4(X) (DDRC_IPS_BASE_ADDR(X) + 0x30e0) +#define DDRC_FREQ2_INIT6(X) (DDRC_IPS_BASE_ADDR(X) + 0x30e8) +#define DDRC_FREQ2_INIT7(X) (DDRC_IPS_BASE_ADDR(X) + 0x30ec) +#define DDRC_FREQ2_DRAMTMG0(X) (DDRC_IPS_BASE_ADDR(X) + 0x3100) +#define DDRC_FREQ2_DRAMTMG1(X) (DDRC_IPS_BASE_ADDR(X) + 0x3104) +#define DDRC_FREQ2_DRAMTMG2(X) (DDRC_IPS_BASE_ADDR(X) + 0x3108) +#define DDRC_FREQ2_DRAMTMG3(X) (DDRC_IPS_BASE_ADDR(X) + 0x310c) +#define DDRC_FREQ2_DRAMTMG4(X) (DDRC_IPS_BASE_ADDR(X) + 0x3110) +#define DDRC_FREQ2_DRAMTMG5(X) (DDRC_IPS_BASE_ADDR(X) + 0x3114) +#define DDRC_FREQ2_DRAMTMG6(X) (DDRC_IPS_BASE_ADDR(X) + 0x3118) +#define DDRC_FREQ2_DRAMTMG7(X) (DDRC_IPS_BASE_ADDR(X) + 0x311c) +#define DDRC_FREQ2_DRAMTMG8(X) (DDRC_IPS_BASE_ADDR(X) + 0x3120) +#define DDRC_FREQ2_DRAMTMG9(X) (DDRC_IPS_BASE_ADDR(X) + 0x3124) +#define DDRC_FREQ2_DRAMTMG10(X) (DDRC_IPS_BASE_ADDR(X) + 0x3128) +#define DDRC_FREQ2_DRAMTMG11(X) (DDRC_IPS_BASE_ADDR(X) + 0x312c) +#define DDRC_FREQ2_DRAMTMG12(X) (DDRC_IPS_BASE_ADDR(X) + 0x3130) +#define DDRC_FREQ2_DRAMTMG13(X) (DDRC_IPS_BASE_ADDR(X) + 0x3134) +#define DDRC_FREQ2_DRAMTMG14(X) (DDRC_IPS_BASE_ADDR(X) + 0x3138) +#define DDRC_FREQ2_DRAMTMG15(X) (DDRC_IPS_BASE_ADDR(X) + 0x313C) +#define DDRC_FREQ2_DRAMTMG16(X) (DDRC_IPS_BASE_ADDR(X) + 0x3140) +#define DDRC_FREQ2_DRAMTMG17(X) (DDRC_IPS_BASE_ADDR(X) + 0x3144) +#define DDRC_FREQ2_ZQCTL0(X) (DDRC_IPS_BASE_ADDR(X) + 0x3180) +#define DDRC_FREQ2_DFITMG0(X) (DDRC_IPS_BASE_ADDR(X) + 0x3190) +#define DDRC_FREQ2_DFITMG1(X) (DDRC_IPS_BASE_ADDR(X) + 0x3194) +#define DDRC_FREQ2_DFITMG2(X) (DDRC_IPS_BASE_ADDR(X) + 0x31b4) +#define DDRC_FREQ2_DFITMG3(X) (DDRC_IPS_BASE_ADDR(X) + 0x31b8) +#define DDRC_FREQ2_ODTCFG(X) (DDRC_IPS_BASE_ADDR(X) + 0x3240) + +#define DDRC_FREQ3_DERATEEN(X) (DDRC_IPS_BASE_ADDR(X) + 0x4020) +#define DDRC_FREQ3_DERATEINT(X) (DDRC_IPS_BASE_ADDR(X) + 0x4024) +#define DDRC_FREQ3_RFSHCTL0(X) (DDRC_IPS_BASE_ADDR(X) + 0x4050) +#define DDRC_FREQ3_RFSHTMG(X) (DDRC_IPS_BASE_ADDR(X) + 0x4064) +#define DDRC_FREQ3_INIT3(X) (DDRC_IPS_BASE_ADDR(X) + 0x40dc) +#define DDRC_FREQ3_INIT4(X) (DDRC_IPS_BASE_ADDR(X) + 0x40e0) +#define DDRC_FREQ3_INIT6(X) (DDRC_IPS_BASE_ADDR(X) + 0x40e8) +#define DDRC_FREQ3_INIT7(X) (DDRC_IPS_BASE_ADDR(X) + 0x40ec) +#define DDRC_FREQ3_DRAMTMG0(X) (DDRC_IPS_BASE_ADDR(X) + 0x4100) +#define DDRC_FREQ3_DRAMTMG1(X) (DDRC_IPS_BASE_ADDR(X) + 0x4104) +#define DDRC_FREQ3_DRAMTMG2(X) (DDRC_IPS_BASE_ADDR(X) + 0x4108) +#define DDRC_FREQ3_DRAMTMG3(X) (DDRC_IPS_BASE_ADDR(X) + 0x410c) +#define DDRC_FREQ3_DRAMTMG4(X) (DDRC_IPS_BASE_ADDR(X) + 0x4110) +#define DDRC_FREQ3_DRAMTMG5(X) (DDRC_IPS_BASE_ADDR(X) + 0x4114) +#define DDRC_FREQ3_DRAMTMG6(X) (DDRC_IPS_BASE_ADDR(X) + 0x4118) +#define DDRC_FREQ3_DRAMTMG7(X) (DDRC_IPS_BASE_ADDR(X) + 0x411c) +#define DDRC_FREQ3_DRAMTMG8(X) (DDRC_IPS_BASE_ADDR(X) + 0x4120) +#define DDRC_FREQ3_DRAMTMG9(X) (DDRC_IPS_BASE_ADDR(X) + 0x4124) +#define DDRC_FREQ3_DRAMTMG10(X) (DDRC_IPS_BASE_ADDR(X) + 0x4128) +#define DDRC_FREQ3_DRAMTMG11(X) (DDRC_IPS_BASE_ADDR(X) + 0x412c) +#define DDRC_FREQ3_DRAMTMG12(X) (DDRC_IPS_BASE_ADDR(X) + 0x4130) +#define DDRC_FREQ3_DRAMTMG13(X) (DDRC_IPS_BASE_ADDR(X) + 0x4134) +#define DDRC_FREQ3_DRAMTMG14(X) (DDRC_IPS_BASE_ADDR(X) + 0x4138) +#define DDRC_FREQ3_DRAMTMG15(X) (DDRC_IPS_BASE_ADDR(X) + 0x413C) +#define DDRC_FREQ3_DRAMTMG16(X) (DDRC_IPS_BASE_ADDR(X) + 0x4140) + +#define DDRC_FREQ3_ZQCTL0(X) (DDRC_IPS_BASE_ADDR(X) + 0x4180) +#define DDRC_FREQ3_DFITMG0(X) (DDRC_IPS_BASE_ADDR(X) + 0x4190) +#define DDRC_FREQ3_DFITMG1(X) (DDRC_IPS_BASE_ADDR(X) + 0x4194) +#define DDRC_FREQ3_DFITMG2(X) (DDRC_IPS_BASE_ADDR(X) + 0x41b4) +#define DDRC_FREQ3_DFITMG3(X) (DDRC_IPS_BASE_ADDR(X) + 0x41b8) +#define DDRC_FREQ3_ODTCFG(X) (DDRC_IPS_BASE_ADDR(X) + 0x4240) +#define DDRC_DFITMG0_SHADOW(X) (DDRC_IPS_BASE_ADDR(X) + 0x2190) +#define DDRC_DFITMG1_SHADOW(X) (DDRC_IPS_BASE_ADDR(X) + 0x2194) +#define DDRC_DFITMG2_SHADOW(X) (DDRC_IPS_BASE_ADDR(X) + 0x21b4) +#define DDRC_DFITMG3_SHADOW(X) (DDRC_IPS_BASE_ADDR(X) + 0x21b8) +#define DDRC_ODTCFG_SHADOW(X) (DDRC_IPS_BASE_ADDR(X) + 0x2240) + +#define DRC_PERF_MON_BASE_ADDR(X) 0x3d800000 + (X * 0x2000000) +#define DRC_PERF_MON_CNT0_CTL(X) DRC_PERF_MON_BASE_ADDR(X) + 0x0 +#define DRC_PERF_MON_CNT1_CTL(X) DRC_PERF_MON_BASE_ADDR(X) + 0x4 +#define DRC_PERF_MON_CNT2_CTL(X) DRC_PERF_MON_BASE_ADDR(X) + 0x8 +#define DRC_PERF_MON_CNT3_CTL(X) DRC_PERF_MON_BASE_ADDR(X) + 0xC +#define DRC_PERF_MON_CNT0_DAT(X) DRC_PERF_MON_BASE_ADDR(X) + 0x20 +#define DRC_PERF_MON_CNT1_DAT(X) DRC_PERF_MON_BASE_ADDR(X) + 0x24 +#define DRC_PERF_MON_CNT2_DAT(X) DRC_PERF_MON_BASE_ADDR(X) + 0x28 +#define DRC_PERF_MON_CNT3_DAT(X) DRC_PERF_MON_BASE_ADDR(X) + 0x2C +#define DRC_PERF_MON_DPCR_DAT(X) DRC_PERF_MON_BASE_ADDR(X) + 0x30 +#define DRC_PERF_MON_MRR0_DAT(X) DRC_PERF_MON_BASE_ADDR(X) + 0x40 +#define DRC_PERF_MON_MRR1_DAT(X) DRC_PERF_MON_BASE_ADDR(X) + 0x44 +#define DRC_PERF_MON_MRR2_DAT(X) DRC_PERF_MON_BASE_ADDR(X) + 0x48 +#define DRC_PERF_MON_MRR3_DAT(X) DRC_PERF_MON_BASE_ADDR(X) + 0x4C +#define DRC_PERF_MON_MRR4_DAT(X) DRC_PERF_MON_BASE_ADDR(X) + 0x50 +#define DRC_PERF_MON_MRR5_DAT(X) DRC_PERF_MON_BASE_ADDR(X) + 0x54 +#define DRC_PERF_MON_MRR6_DAT(X) DRC_PERF_MON_BASE_ADDR(X) + 0x58 +#define DRC_PERF_MON_MRR7_DAT(X) DRC_PERF_MON_BASE_ADDR(X) + 0x5C +#define DRC_PERF_MON_MRR8_DAT(X) DRC_PERF_MON_BASE_ADDR(X) + 0x60 +#define DRC_PERF_MON_MRR9_DAT(X) DRC_PERF_MON_BASE_ADDR(X) + 0x64 +#define DRC_PERF_MON_MRR10_DAT(X) DRC_PERF_MON_BASE_ADDR(X) + 0x68 +#define DRC_PERF_MON_MRR11_DAT(X) DRC_PERF_MON_BASE_ADDR(X) + 0x6C +#define DRC_PERF_MON_MRR12_DAT(X) DRC_PERF_MON_BASE_ADDR(X) + 0x70 +#define DRC_PERF_MON_MRR13_DAT(X) DRC_PERF_MON_BASE_ADDR(X) + 0x74 +#define DRC_PERF_MON_MRR14_DAT(X) DRC_PERF_MON_BASE_ADDR(X) + 0x78 +#define DRC_PERF_MON_MRR15_DAT(X) DRC_PERF_MON_BASE_ADDR(X) + 0x7C + +#define dwc_ddrphy_apb_rd(addr) mmio_read_32(IMX_DDRPHY_BASE + 4 * (addr)) +#define dwc_ddrphy_apb_wr(addr, val) mmio_write_32(IMX_DDRPHY_BASE + 4 * (addr), val) + +#endif /*IMX_DDRC_H */ diff --git a/plat/imx/imx8m/include/dram.h b/plat/imx/imx8m/include/dram.h new file mode 100644 index 00000000..16182054 --- /dev/null +++ b/plat/imx/imx8m/include/dram.h @@ -0,0 +1,67 @@ +/* + * Copyright 2019 NXP + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef DRAM_H +#define DRAM_H + +#include +#include +#include + +#include +#include + +#define DDRC_LPDDR4 BIT(5) +#define DDRC_DDR4 BIT(4) +#define DDRC_DDR3L BIT(0) +#define DDR_TYPE_MASK U(0x3f) +#define ACTIVE_RANK_MASK U(0x3) + +/* reg & config param */ +struct dram_cfg_param { + unsigned int reg; + unsigned int val; +}; + +struct dram_timing_info { + /* umctl2 config */ + struct dram_cfg_param *ddrc_cfg; + unsigned int ddrc_cfg_num; + /* ddrphy config */ + struct dram_cfg_param *ddrphy_cfg; + unsigned int ddrphy_cfg_num; + /* ddr fsp train info */ + struct dram_fsp_msg *fsp_msg; + unsigned int fsp_msg_num; + /* ddr phy trained CSR */ + struct dram_cfg_param *ddrphy_trained_csr; + unsigned int ddrphy_trained_csr_num; + /* ddr phy PIE */ + struct dram_cfg_param *ddrphy_pie; + unsigned int ddrphy_pie_num; + /* initialized fsp table */ + unsigned int fsp_table[4]; +}; + +struct dram_info { + int dram_type; + unsigned int num_rank; + int current_fsp; + int boot_fsp; + struct dram_timing_info *timing_info; +}; + +extern struct dram_info dram_info; + +void dram_info_init(unsigned long dram_timing_base); +void dram_umctl2_init(struct dram_timing_info *timing); +void dram_phy_init(struct dram_timing_info *timing); + +/* dram retention */ +void dram_enter_retention(void); +void dram_exit_retention(void); + +#endif /* DRAM_H */ -- cgit v1.2.3