diff options
Diffstat (limited to 'arch/arm/mach-socfpga')
| -rw-r--r-- | arch/arm/mach-socfpga/Kconfig | 11 | ||||
| -rw-r--r-- | arch/arm/mach-socfpga/include/mach/fpga_manager_arria10.h | 40 | ||||
| -rw-r--r-- | arch/arm/mach-socfpga/include/mach/misc.h | 3 | ||||
| -rw-r--r-- | arch/arm/mach-socfpga/include/mach/reset_manager_gen5.h | 2 | ||||
| -rw-r--r-- | arch/arm/mach-socfpga/include/mach/reset_manager_s10.h | 3 | ||||
| -rw-r--r-- | arch/arm/mach-socfpga/include/mach/sdram_s10.h | 192 | ||||
| -rw-r--r-- | arch/arm/mach-socfpga/misc.c | 73 | ||||
| -rw-r--r-- | arch/arm/mach-socfpga/misc_arria10.c | 2 | ||||
| -rw-r--r-- | arch/arm/mach-socfpga/misc_gen5.c | 41 | ||||
| -rw-r--r-- | arch/arm/mach-socfpga/misc_s10.c | 14 | ||||
| -rw-r--r-- | arch/arm/mach-socfpga/reset_manager_gen5.c | 36 | ||||
| -rw-r--r-- | arch/arm/mach-socfpga/reset_manager_s10.c | 18 | ||||
| -rw-r--r-- | arch/arm/mach-socfpga/spl_a10.c | 32 | ||||
| -rw-r--r-- | arch/arm/mach-socfpga/spl_gen5.c | 64 | ||||
| -rw-r--r-- | arch/arm/mach-socfpga/spl_s10.c | 16 |
15 files changed, 209 insertions, 338 deletions
diff --git a/arch/arm/mach-socfpga/Kconfig b/arch/arm/mach-socfpga/Kconfig index 8f7b79f5868..48f02f08d44 100644 --- a/arch/arm/mach-socfpga/Kconfig +++ b/arch/arm/mach-socfpga/Kconfig @@ -26,7 +26,7 @@ config TARGET_SOCFPGA_ARRIA5 config TARGET_SOCFPGA_ARRIA10 bool - select ALTERA_SDRAM + select SPL_ALTERA_SDRAM select SPL_BOARD_INIT if SPL select CLK select SPL_CLK if SPL @@ -47,7 +47,7 @@ config TARGET_SOCFPGA_CYCLONE5 config TARGET_SOCFPGA_GEN5 bool - select ALTERA_SDRAM + select SPL_ALTERA_SDRAM imply FPGA_SOCFPGA imply SPL_STACK_R imply SPL_SYS_MALLOC_SIMPLE @@ -64,6 +64,10 @@ choice prompt "Altera SOCFPGA board select" optional +config TARGET_SOCFPGA_ARIES_MCVEVK + bool "Aries MCVEVK (Cyclone V)" + select TARGET_SOCFPGA_CYCLONE5 + config TARGET_SOCFPGA_ARRIA10_SOCDK bool "Altera SOCFPGA SoCDK (Arria 10)" select TARGET_SOCFPGA_ARRIA10 @@ -128,6 +132,7 @@ config SYS_BOARD default "de1-soc" if TARGET_SOCFPGA_TERASIC_DE1_SOC default "de10-nano" if TARGET_SOCFPGA_TERASIC_DE10_NANO default "is1" if TARGET_SOCFPGA_IS1 + default "mcvevk" if TARGET_SOCFPGA_ARIES_MCVEVK default "sockit" if TARGET_SOCFPGA_TERASIC_SOCKIT default "socrates" if TARGET_SOCFPGA_EBV_SOCRATES default "sr1500" if TARGET_SOCFPGA_SR1500 @@ -139,6 +144,7 @@ config SYS_VENDOR default "altera" if TARGET_SOCFPGA_ARRIA10_SOCDK default "altera" if TARGET_SOCFPGA_CYCLONE5_SOCDK default "altera" if TARGET_SOCFPGA_STRATIX10_SOCDK + default "aries" if TARGET_SOCFPGA_ARIES_MCVEVK default "devboards" if TARGET_SOCFPGA_DEVBOARDS_DBM_SOC1 default "ebv" if TARGET_SOCFPGA_EBV_SOCRATES default "samtec" if TARGET_SOCFPGA_SAMTEC_VINING_FPGA @@ -159,6 +165,7 @@ config SYS_CONFIG_NAME default "socfpga_de1_soc" if TARGET_SOCFPGA_TERASIC_DE1_SOC default "socfpga_de10_nano" if TARGET_SOCFPGA_TERASIC_DE10_NANO default "socfpga_is1" if TARGET_SOCFPGA_IS1 + default "socfpga_mcvevk" if TARGET_SOCFPGA_ARIES_MCVEVK default "socfpga_sockit" if TARGET_SOCFPGA_TERASIC_SOCKIT default "socfpga_socrates" if TARGET_SOCFPGA_EBV_SOCRATES default "socfpga_sr1500" if TARGET_SOCFPGA_SR1500 diff --git a/arch/arm/mach-socfpga/include/mach/fpga_manager_arria10.h b/arch/arm/mach-socfpga/include/mach/fpga_manager_arria10.h index 09d13f6fd3c..62249b3695e 100644 --- a/arch/arm/mach-socfpga/include/mach/fpga_manager_arria10.h +++ b/arch/arm/mach-socfpga/include/mach/fpga_manager_arria10.h @@ -1,9 +1,13 @@ /* SPDX-License-Identifier: GPL-2.0 */ /* - * Copyright (C) 2017 Intel Corporation <www.intel.com> + * Copyright (C) 2017-2019 Intel Corporation <www.intel.com> * All rights reserved. */ +#include <asm/cache.h> +#include <altera.h> +#include <image.h> + #ifndef _FPGA_MANAGER_ARRIA10_H_ #define _FPGA_MANAGER_ARRIA10_H_ @@ -51,6 +55,10 @@ #define ALT_FPGAMGR_IMGCFG_CTL_02_CFGWIDTH_SET_MSK BIT(24) #define ALT_FPGAMGR_IMGCFG_CTL_02_CDRATIO_LSB 16 +#define FPGA_SOCFPGA_A10_RBF_UNENCRYPTED 0xa65c +#define FPGA_SOCFPGA_A10_RBF_ENCRYPTED 0xa65d +#define FPGA_SOCFPGA_A10_RBF_PERIPH 0x0001 +#define FPGA_SOCFPGA_A10_RBF_CORE 0x8001 #ifndef __ASSEMBLY__ struct socfpga_fpga_manager { @@ -88,12 +96,40 @@ struct socfpga_fpga_manager { u32 imgcfg_fifo_status; }; +enum rbf_type { + unknown, + periph_section, + core_section +}; + +enum rbf_security { + invalid, + unencrypted, + encrypted +}; + +struct rbf_info { + enum rbf_type section; + enum rbf_security security; +}; + +struct fpga_loadfs_info { + fpga_fs_info *fpga_fsinfo; + u32 remaining; + u32 offset; + struct rbf_info rbfinfo; +}; + /* Functions */ int fpgamgr_program_init(u32 * rbf_data, size_t rbf_size); int fpgamgr_program_finish(void); int is_fpgamgr_user_mode(void); int fpgamgr_wait_early_user_mode(void); - +const char *get_fpga_filename(void); +int is_fpgamgr_early_user_mode(void); +int socfpga_loadfs(fpga_fs_info *fpga_fsinfo, const void *buf, size_t bsize, + u32 offset); +void fpgamgr_program(const void *buf, size_t bsize, u32 offset); #endif /* __ASSEMBLY__ */ #endif /* _FPGA_MANAGER_ARRIA10_H_ */ diff --git a/arch/arm/mach-socfpga/include/mach/misc.h b/arch/arm/mach-socfpga/include/mach/misc.h index 86d5d2b62b0..27d0b6a3708 100644 --- a/arch/arm/mach-socfpga/include/mach/misc.h +++ b/arch/arm/mach-socfpga/include/mach/misc.h @@ -39,6 +39,7 @@ void socfpga_init_security_policies(void); void socfpga_sdram_remap_zero(void); #endif -void do_bridge_reset(int enable); +void do_bridge_reset(int enable, unsigned int mask); +void socfpga_pl310_clear(void); #endif /* _MISC_H_ */ diff --git a/arch/arm/mach-socfpga/include/mach/reset_manager_gen5.h b/arch/arm/mach-socfpga/include/mach/reset_manager_gen5.h index dd58922cecc..f4dcb146230 100644 --- a/arch/arm/mach-socfpga/include/mach/reset_manager_gen5.h +++ b/arch/arm/mach-socfpga/include/mach/reset_manager_gen5.h @@ -8,7 +8,7 @@ #include <dt-bindings/reset/altr,rst-mgr.h> -void reset_deassert_peripherals_handoff(void); +void socfpga_bridges_set_handoff_regs(bool h2f, bool lwh2f, bool f2h); void socfpga_bridges_reset(int enable); struct socfpga_reset_manager { diff --git a/arch/arm/mach-socfpga/include/mach/reset_manager_s10.h b/arch/arm/mach-socfpga/include/mach/reset_manager_s10.h index e1862967916..452147b0173 100644 --- a/arch/arm/mach-socfpga/include/mach/reset_manager_s10.h +++ b/arch/arm/mach-socfpga/include/mach/reset_manager_s10.h @@ -8,7 +8,6 @@ #define _RESET_MANAGER_S10_ void reset_cpu(ulong addr); -void reset_deassert_peripherals_handoff(void); int cpu_has_been_warmreset(void); void socfpga_bridges_reset(int enable); @@ -48,6 +47,8 @@ struct socfpga_reset_manager { #define RSTMGR_MPUMODRST_CORE0 0 #define RSTMGR_PER0MODRST_OCP_MASK 0x0020bf00 #define RSTMGR_BRGMODRST_DDRSCH_MASK 0X00000040 +#define RSTMGR_BRGMODRST_FPGA2SOC_MASK 0x00000004 + /* Watchdogs and MPU warm reset mask */ #define RSTMGR_L4WD_MPU_WARMRESET_MASK 0x000F0F00 diff --git a/arch/arm/mach-socfpga/include/mach/sdram_s10.h b/arch/arm/mach-socfpga/include/mach/sdram_s10.h deleted file mode 100644 index f39206ca1ee..00000000000 --- a/arch/arm/mach-socfpga/include/mach/sdram_s10.h +++ /dev/null @@ -1,192 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 - * - * Copyright (C) 2017-2018 Intel Corporation <www.intel.com> - * - */ - -#ifndef _SDRAM_S10_H_ -#define _SDRAM_S10_H_ - -phys_size_t sdram_calculate_size(void); -int sdram_mmr_init_full(unsigned int sdr_phy_reg); -int sdram_calibration_full(void); - -#define DDR_TWR 15 -#define DDR_READ_LATENCY_DELAY 40 -#define DDR_ACTIVATE_FAWBANK 0x1 - -/* ECC HMC registers */ -#define DDRIOCTRL 0x8 -#define DDRCALSTAT 0xc -#define DRAMADDRWIDTH 0xe0 -#define ECCCTRL1 0x100 -#define ECCCTRL2 0x104 -#define ERRINTEN 0x110 -#define ERRINTENS 0x114 -#define INTMODE 0x11c -#define INTSTAT 0x120 -#define AUTOWB_CORRADDR 0x138 -#define ECC_REG2WRECCDATABUS 0x144 -#define ECC_DIAGON 0x150 -#define ECC_DECSTAT 0x154 -#define HPSINTFCSEL 0x210 -#define RSTHANDSHAKECTRL 0x214 -#define RSTHANDSHAKESTAT 0x218 - -#define DDR_HMC_DDRIOCTRL_IOSIZE_MSK 0x00000003 -#define DDR_HMC_DDRCALSTAT_CAL_MSK BIT(0) -#define DDR_HMC_ECCCTL_AWB_CNT_RST_SET_MSK BIT(16) -#define DDR_HMC_ECCCTL_CNT_RST_SET_MSK BIT(8) -#define DDR_HMC_ECCCTL_ECC_EN_SET_MSK BIT(0) -#define DDR_HMC_ECCCTL2_RMW_EN_SET_MSK BIT(8) -#define DDR_HMC_ECCCTL2_AWB_EN_SET_MSK BIT(0) -#define DDR_HMC_ECC_DIAGON_ECCDIAGON_EN_SET_MSK BIT(16) -#define DDR_HMC_ECC_DIAGON_WRDIAGON_EN_SET_MSK BIT(0) -#define DDR_HMC_ERRINTEN_SERRINTEN_EN_SET_MSK BIT(0) -#define DDR_HMC_ERRINTEN_DERRINTEN_EN_SET_MSK BIT(1) -#define DDR_HMC_INTSTAT_SERRPENA_SET_MSK BIT(0) -#define DDR_HMC_INTSTAT_DERRPENA_SET_MSK BIT(1) -#define DDR_HMC_INTSTAT_ADDRMTCFLG_SET_MSK BIT(16) -#define DDR_HMC_INTMODE_INTMODE_SET_MSK BIT(0) -#define DDR_HMC_RSTHANDSHAKE_MASK 0x000000ff -#define DDR_HMC_CORE2SEQ_INT_REQ 0xF -#define DDR_HMC_SEQ2CORE_INT_RESP_MASK BIT(3) -#define DDR_HMC_HPSINTFCSEL_ENABLE_MASK 0x001f1f1f - -#define DDR_HMC_ERRINTEN_INTMASK \ - (DDR_HMC_ERRINTEN_SERRINTEN_EN_SET_MSK | \ - DDR_HMC_ERRINTEN_DERRINTEN_EN_SET_MSK) - -/* NOC DDR scheduler */ -#define DDR_SCH_ID_COREID 0 -#define DDR_SCH_ID_REVID 0x4 -#define DDR_SCH_DDRCONF 0x8 -#define DDR_SCH_DDRTIMING 0xc -#define DDR_SCH_DDRMODE 0x10 -#define DDR_SCH_READ_LATENCY 0x14 -#define DDR_SCH_ACTIVATE 0x38 -#define DDR_SCH_DEVTODEV 0x3c -#define DDR_SCH_DDR4TIMING 0x40 - -#define DDR_SCH_DDRTIMING_ACTTOACT_OFF 0 -#define DDR_SCH_DDRTIMING_RDTOMISS_OFF 6 -#define DDR_SCH_DDRTIMING_WRTOMISS_OFF 12 -#define DDR_SCH_DDRTIMING_BURSTLEN_OFF 18 -#define DDR_SCH_DDRTIMING_RDTOWR_OFF 21 -#define DDR_SCH_DDRTIMING_WRTORD_OFF 26 -#define DDR_SCH_DDRTIMING_BWRATIO_OFF 31 -#define DDR_SCH_DDRMOD_BWRATIOEXTENDED_OFF 1 -#define DDR_SCH_ACTIVATE_RRD_OFF 0 -#define DDR_SCH_ACTIVATE_FAW_OFF 4 -#define DDR_SCH_ACTIVATE_FAWBANK_OFF 10 -#define DDR_SCH_DEVTODEV_BUSRDTORD_OFF 0 -#define DDR_SCH_DEVTODEV_BUSRDTOWR_OFF 2 -#define DDR_SCH_DEVTODEV_BUSWRTORD_OFF 4 - -/* HMC MMR IO48 registers */ -#define CTRLCFG0 0x28 -#define CTRLCFG1 0x2c -#define DRAMTIMING0 0x50 -#define CALTIMING0 0x7c -#define CALTIMING1 0x80 -#define CALTIMING2 0x84 -#define CALTIMING3 0x88 -#define CALTIMING4 0x8c -#define CALTIMING9 0xa0 -#define DRAMADDRW 0xa8 -#define DRAMSTS 0xec -#define NIOSRESERVED0 0x110 -#define NIOSRESERVED1 0x114 -#define NIOSRESERVED2 0x118 - -#define DRAMADDRW_CFG_COL_ADDR_WIDTH(x) \ - (((x) >> 0) & 0x1F) -#define DRAMADDRW_CFG_ROW_ADDR_WIDTH(x) \ - (((x) >> 5) & 0x1F) -#define DRAMADDRW_CFG_BANK_ADDR_WIDTH(x) \ - (((x) >> 10) & 0xF) -#define DRAMADDRW_CFG_BANK_GRP_ADDR_WIDTH(x) \ - (((x) >> 14) & 0x3) -#define DRAMADDRW_CFG_CS_ADDR_WIDTH(x) \ - (((x) >> 16) & 0x7) - -#define CTRLCFG0_CFG_MEMTYPE(x) \ - (((x) >> 0) & 0xF) -#define CTRLCFG0_CFG_DIMM_TYPE(x) \ - (((x) >> 4) & 0x7) -#define CTRLCFG0_CFG_AC_POS(x) \ - (((x) >> 7) & 0x3) -#define CTRLCFG0_CFG_CTRL_BURST_LEN(x) \ - (((x) >> 9) & 0x1F) - -#define CTRLCFG1_CFG_DBC3_BURST_LEN(x) \ - (((x) >> 0) & 0x1F) -#define CTRLCFG1_CFG_ADDR_ORDER(x) \ - (((x) >> 5) & 0x3) -#define CTRLCFG1_CFG_CTRL_EN_ECC(x) \ - (((x) >> 7) & 0x1) - -#define DRAMTIMING0_CFG_TCL(x) \ - (((x) >> 0) & 0x7F) - -#define CALTIMING0_CFG_ACT_TO_RDWR(x) \ - (((x) >> 0) & 0x3F) -#define CALTIMING0_CFG_ACT_TO_PCH(x) \ - (((x) >> 6) & 0x3F) -#define CALTIMING0_CFG_ACT_TO_ACT(x) \ - (((x) >> 12) & 0x3F) -#define CALTIMING0_CFG_ACT_TO_ACT_DB(x) \ - (((x) >> 18) & 0x3F) - -#define CALTIMING1_CFG_RD_TO_RD(x) \ - (((x) >> 0) & 0x3F) -#define CALTIMING1_CFG_RD_TO_RD_DC(x) \ - (((x) >> 6) & 0x3F) -#define CALTIMING1_CFG_RD_TO_RD_DB(x) \ - (((x) >> 12) & 0x3F) -#define CALTIMING1_CFG_RD_TO_WR(x) \ - (((x) >> 18) & 0x3F) -#define CALTIMING1_CFG_RD_TO_WR_DC(x) \ - (((x) >> 24) & 0x3F) - -#define CALTIMING2_CFG_RD_TO_WR_DB(x) \ - (((x) >> 0) & 0x3F) -#define CALTIMING2_CFG_RD_TO_WR_PCH(x) \ - (((x) >> 6) & 0x3F) -#define CALTIMING2_CFG_RD_AP_TO_VALID(x) \ - (((x) >> 12) & 0x3F) -#define CALTIMING2_CFG_WR_TO_WR(x) \ - (((x) >> 18) & 0x3F) -#define CALTIMING2_CFG_WR_TO_WR_DC(x) \ - (((x) >> 24) & 0x3F) - -#define CALTIMING3_CFG_WR_TO_WR_DB(x) \ - (((x) >> 0) & 0x3F) -#define CALTIMING3_CFG_WR_TO_RD(x) \ - (((x) >> 6) & 0x3F) -#define CALTIMING3_CFG_WR_TO_RD_DC(x) \ - (((x) >> 12) & 0x3F) -#define CALTIMING3_CFG_WR_TO_RD_DB(x) \ - (((x) >> 18) & 0x3F) -#define CALTIMING3_CFG_WR_TO_PCH(x) \ - (((x) >> 24) & 0x3F) - -#define CALTIMING4_CFG_WR_AP_TO_VALID(x) \ - (((x) >> 0) & 0x3F) -#define CALTIMING4_CFG_PCH_TO_VALID(x) \ - (((x) >> 6) & 0x3F) -#define CALTIMING4_CFG_PCH_ALL_TO_VALID(x) \ - (((x) >> 12) & 0x3F) -#define CALTIMING4_CFG_ARF_TO_VALID(x) \ - (((x) >> 18) & 0xFF) -#define CALTIMING4_CFG_PDN_TO_VALID(x) \ - (((x) >> 26) & 0x3F) - -#define CALTIMING9_CFG_4_ACT_TO_ACT(x) \ - (((x) >> 0) & 0xFF) - -/* Firewall DDR scheduler MPFE */ -#define FW_HMC_ADAPTOR_REG_ADDR 0xf8020004 -#define FW_HMC_ADAPTOR_MPU_MASK BIT(0) - -#endif /* _SDRAM_S10_H_ */ diff --git a/arch/arm/mach-socfpga/misc.c b/arch/arm/mach-socfpga/misc.c index ec8339e0457..49dadd4c3d8 100644 --- a/arch/arm/mach-socfpga/misc.c +++ b/arch/arm/mach-socfpga/misc.c @@ -48,10 +48,10 @@ int dram_init(void) void enable_caches(void) { -#ifndef CONFIG_SYS_ICACHE_OFF +#if !CONFIG_IS_ENABLED(SYS_ICACHE_OFF) icache_enable(); #endif -#ifndef CONFIG_SYS_DCACHE_OFF +#if !CONFIG_IS_ENABLED(SYS_DCACHE_OFF) dcache_enable(); #endif } @@ -59,6 +59,24 @@ void enable_caches(void) #ifdef CONFIG_SYS_L2_PL310 void v7_outer_cache_enable(void) { + struct udevice *dev; + + if (uclass_get_device(UCLASS_CACHE, 0, &dev)) + pr_err("cache controller driver NOT found!\n"); +} + +void v7_outer_cache_disable(void) +{ + /* Disable the L2 cache */ + clrbits_le32(&pl310->pl310_ctrl, L2X0_CTRL_EN); +} + +void socfpga_pl310_clear(void) +{ + u32 mask = 0xff, ena = 0; + + icache_enable(); + /* Disable the L2 cache */ clrbits_le32(&pl310->pl310_ctrl, L2X0_CTRL_EN); @@ -72,11 +90,37 @@ void v7_outer_cache_enable(void) L310_SHARED_ATT_OVERRIDE_ENABLE); /* Enable the L2 cache */ - setbits_le32(&pl310->pl310_ctrl, L2X0_CTRL_EN); -} + ena = readl(&pl310->pl310_ctrl); + ena |= L2X0_CTRL_EN; + + /* + * Invalidate the PL310 L2 cache. Keep the invalidation code + * entirely in L1 I-cache to avoid any bus traffic through + * the L2. + */ + asm volatile( + ".align 5 \n" + " b 3f \n" + "1: str %1, [%4] \n" + " dsb \n" + " isb \n" + " str %0, [%2] \n" + " dsb \n" + " isb \n" + "2: ldr %0, [%2] \n" + " cmp %0, #0 \n" + " bne 2b \n" + " str %0, [%3] \n" + " dsb \n" + " isb \n" + " b 4f \n" + "3: b 1b \n" + "4: nop \n" + : "+r"(mask), "+r"(ena) + : "r"(&pl310->pl310_inv_way), + "r"(&pl310->pl310_cache_sync), "r"(&pl310->pl310_ctrl) + : "memory", "cc"); -void v7_outer_cache_disable(void) -{ /* Disable the L2 cache */ clrbits_le32(&pl310->pl310_ctrl, L2X0_CTRL_EN); } @@ -126,17 +170,22 @@ int arch_cpu_init(void) #ifndef CONFIG_SPL_BUILD static int do_bridge(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) { - if (argc != 2) + unsigned int mask = ~0; + + if (argc < 2 || argc > 3) return CMD_RET_USAGE; argv++; + if (argc == 3) + mask = simple_strtoul(argv[1], NULL, 16); + switch (*argv[0]) { case 'e': /* Enable */ - do_bridge_reset(1); + do_bridge_reset(1, mask); break; case 'd': /* Disable */ - do_bridge_reset(0); + do_bridge_reset(0, mask); break; default: return CMD_RET_USAGE; @@ -145,10 +194,10 @@ static int do_bridge(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) return 0; } -U_BOOT_CMD(bridge, 2, 1, do_bridge, +U_BOOT_CMD(bridge, 3, 1, do_bridge, "SoCFPGA HPS FPGA bridge control", - "enable - Enable HPS-to-FPGA, FPGA-to-HPS, LWHPS-to-FPGA bridges\n" - "bridge disable - Enable HPS-to-FPGA, FPGA-to-HPS, LWHPS-to-FPGA bridges\n" + "enable [mask] - Enable HPS-to-FPGA, FPGA-to-HPS, LWHPS-to-FPGA bridges\n" + "bridge disable [mask] - Enable HPS-to-FPGA, FPGA-to-HPS, LWHPS-to-FPGA bridges\n" "" ); diff --git a/arch/arm/mach-socfpga/misc_arria10.c b/arch/arm/mach-socfpga/misc_arria10.c index 63b8c75d31d..2e2a40b65dc 100644 --- a/arch/arm/mach-socfpga/misc_arria10.c +++ b/arch/arm/mach-socfpga/misc_arria10.c @@ -115,7 +115,7 @@ int print_cpuinfo(void) } #endif -void do_bridge_reset(int enable) +void do_bridge_reset(int enable, unsigned int mask) { if (enable) socfpga_reset_deassert_bridges_handoff(); diff --git a/arch/arm/mach-socfpga/misc_gen5.c b/arch/arm/mach-socfpga/misc_gen5.c index 9865f5b5b12..71547d81ab6 100644 --- a/arch/arm/mach-socfpga/misc_gen5.c +++ b/arch/arm/mach-socfpga/misc_gen5.c @@ -210,47 +210,26 @@ static struct socfpga_reset_manager *reset_manager_base = static struct socfpga_sdr_ctrl *sdr_ctrl = (struct socfpga_sdr_ctrl *)SDR_CTRLGRP_ADDRESS; -static void socfpga_sdram_apply_static_cfg(void) +void do_bridge_reset(int enable, unsigned int mask) { - const u32 applymask = 0x8; - u32 val = readl(&sdr_ctrl->static_cfg) | applymask; - - /* - * SDRAM staticcfg register specific: - * When applying the register setting, the CPU must not access - * SDRAM. Luckily for us, we can abuse i-cache here to help us - * circumvent the SDRAM access issue. The idea is to make sure - * that the code is in one full i-cache line by branching past - * it and back. Once it is in the i-cache, we execute the core - * of the code and apply the register settings. - * - * The code below uses 7 instructions, while the Cortex-A9 has - * 32-byte cachelines, thus the limit is 8 instructions total. - */ - asm volatile( - ".align 5 \n" - " b 2f \n" - "1: str %0, [%1] \n" - " dsb \n" - " isb \n" - " b 3f \n" - "2: b 1b \n" - "3: nop \n" - : : "r"(val), "r"(&sdr_ctrl->static_cfg) : "memory", "cc"); -} + int i; -void do_bridge_reset(int enable) -{ if (enable) { + socfpga_bridges_set_handoff_regs(!(mask & BIT(0)), + !(mask & BIT(1)), + !(mask & BIT(2))); + for (i = 0; i < 2; i++) { /* Reload SW setting cache */ + iswgrp_handoff[i] = + readl(&sysmgr_regs->iswgrp_handoff[i]); + } + writel(iswgrp_handoff[2], &sysmgr_regs->fpgaintfgrp_module); - socfpga_sdram_apply_static_cfg(); writel(iswgrp_handoff[3], &sdr_ctrl->fpgaport_rst); writel(iswgrp_handoff[0], &reset_manager_base->brg_mod_reset); writel(iswgrp_handoff[1], &nic301_regs->remap); } else { writel(0, &sysmgr_regs->fpgaintfgrp_module); writel(0, &sdr_ctrl->fpgaport_rst); - socfpga_sdram_apply_static_cfg(); writel(0, &reset_manager_base->brg_mod_reset); writel(1, &nic301_regs->remap); } diff --git a/arch/arm/mach-socfpga/misc_s10.c b/arch/arm/mach-socfpga/misc_s10.c index 113eace650e..29abc4a54c3 100644 --- a/arch/arm/mach-socfpga/misc_s10.c +++ b/arch/arm/mach-socfpga/misc_s10.c @@ -16,6 +16,7 @@ #include <asm/arch/misc.h> #include <asm/pl310.h> #include <linux/libfdt.h> +#include <asm/arch/mailbox_s10.h> #include <dt-bindings/reset/altr,rst-mgr-s10.h> @@ -150,7 +151,18 @@ int arch_early_init_r(void) return 0; } -void do_bridge_reset(int enable) +void do_bridge_reset(int enable, unsigned int mask) { + /* Check FPGA status before bridge enable */ + if (enable) { + int ret = mbox_get_fpga_config_status(MBOX_RECONFIG_STATUS); + + if (ret && ret != MBOX_CFGSTAT_STATE_CONFIG) + ret = mbox_get_fpga_config_status(MBOX_CONFIG_STATUS); + + if (ret) + return; + } + socfpga_bridges_reset(enable); } diff --git a/arch/arm/mach-socfpga/reset_manager_gen5.c b/arch/arm/mach-socfpga/reset_manager_gen5.c index 25baef79bc2..9a32f5abfee 100644 --- a/arch/arm/mach-socfpga/reset_manager_gen5.c +++ b/arch/arm/mach-socfpga/reset_manager_gen5.c @@ -61,18 +61,32 @@ void socfpga_per_reset_all(void) writel(0xffffffff, &reset_manager_base->per2_mod_reset); } -/* - * Release peripherals from reset based on handoff - */ -void reset_deassert_peripherals_handoff(void) -{ - writel(0, &reset_manager_base->per_mod_reset); -} - #define L3REGS_REMAP_LWHPS2FPGA_MASK 0x10 #define L3REGS_REMAP_HPS2FPGA_MASK 0x08 #define L3REGS_REMAP_OCRAM_MASK 0x01 +void socfpga_bridges_set_handoff_regs(bool h2f, bool lwh2f, bool f2h) +{ + u32 brgmask = 0x0; + u32 l3rmask = L3REGS_REMAP_OCRAM_MASK; + + if (h2f) + brgmask |= BIT(0); + else + l3rmask |= L3REGS_REMAP_HPS2FPGA_MASK; + + if (lwh2f) + brgmask |= BIT(1); + else + l3rmask |= L3REGS_REMAP_LWHPS2FPGA_MASK; + + if (f2h) + brgmask |= BIT(2); + + writel(brgmask, &sysmgr_regs->iswgrp_handoff[0]); + writel(l3rmask, &sysmgr_regs->iswgrp_handoff[1]); +} + void socfpga_bridges_reset(int enable) { const u32 l3mask = L3REGS_REMAP_LWHPS2FPGA_MASK | @@ -81,10 +95,10 @@ void socfpga_bridges_reset(int enable) if (enable) { /* brdmodrst */ - writel(0xffffffff, &reset_manager_base->brg_mod_reset); + writel(0x7, &reset_manager_base->brg_mod_reset); + writel(L3REGS_REMAP_OCRAM_MASK, SOCFPGA_L3REGS_ADDRESS); } else { - writel(0, &sysmgr_regs->iswgrp_handoff[0]); - writel(l3mask, &sysmgr_regs->iswgrp_handoff[1]); + socfpga_bridges_set_handoff_regs(false, false, false); /* Check signal from FPGA. */ if (!fpgamgr_test_fpga_ready()) { diff --git a/arch/arm/mach-socfpga/reset_manager_s10.c b/arch/arm/mach-socfpga/reset_manager_s10.c index f8dd787cc6a..499a84aff53 100644 --- a/arch/arm/mach-socfpga/reset_manager_s10.c +++ b/arch/arm/mach-socfpga/reset_manager_s10.c @@ -61,7 +61,7 @@ void socfpga_bridges_reset(int enable) /* clear idle request to all bridges */ setbits_le32(&system_manager_base->noc_idlereq_clr, ~0); - /* Release bridges from reset state per handoff value */ + /* Release all bridges from reset state */ clrbits_le32(&reset_manager_base->brgmodrst, ~0); /* Poll until all idleack to 0 */ @@ -84,9 +84,10 @@ void socfpga_bridges_reset(int enable) (SYSMGR_NOC_H2F_MSK | SYSMGR_NOC_LWH2F_MSK))) ; - /* Put all bridges (except NOR DDR scheduler) into reset */ + /* Reset all bridges (except NOR DDR scheduler & F2S) */ setbits_le32(&reset_manager_base->brgmodrst, - ~RSTMGR_BRGMODRST_DDRSCH_MASK); + ~(RSTMGR_BRGMODRST_DDRSCH_MASK | + RSTMGR_BRGMODRST_FPGA2SOC_MASK)); /* Disable NOC timeout */ writel(0, &system_manager_base->noc_timeout); @@ -94,17 +95,6 @@ void socfpga_bridges_reset(int enable) } /* - * Release peripherals from reset based on handoff - */ -void reset_deassert_peripherals_handoff(void) -{ - writel(0, &reset_manager_base->per1modrst); - /* Enable OCP first */ - writel(~RSTMGR_PER0MODRST_OCP_MASK, &reset_manager_base->per0modrst); - writel(0, &reset_manager_base->per0modrst); -} - -/* * Return non-zero if the CPU has been warm reset */ int cpu_has_been_warmreset(void) diff --git a/arch/arm/mach-socfpga/spl_a10.c b/arch/arm/mach-socfpga/spl_a10.c index c8e73d47c0b..b820cb0673d 100644 --- a/arch/arm/mach-socfpga/spl_a10.c +++ b/arch/arm/mach-socfpga/spl_a10.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0+ /* - * Copyright (C) 2012 Altera Corporation <www.altera.com> + * Copyright (C) 2012-2019 Altera Corporation <www.altera.com> */ #include <common.h> @@ -23,6 +23,11 @@ #include <fdtdec.h> #include <watchdog.h> #include <asm/arch/pinmux.h> +#include <asm/arch/fpga_manager.h> +#include <mmc.h> +#include <memalign.h> + +#define FPGA_BUFSIZ 16 * 1024 DECLARE_GLOBAL_DATA_PTR; @@ -68,11 +73,35 @@ u32 spl_boot_mode(const u32 boot_device) void spl_board_init(void) { + ALLOC_CACHE_ALIGN_BUFFER(char, buf, FPGA_BUFSIZ); + /* enable console uart printing */ preloader_console_init(); WATCHDOG_RESET(); arch_early_init_r(); + + /* If the full FPGA is already loaded, ie.from EPCQ, config fpga pins */ + if (is_fpgamgr_user_mode()) { + int ret = config_pins(gd->fdt_blob, "shared"); + + if (ret) + return; + + ret = config_pins(gd->fdt_blob, "fpga"); + if (ret) + return; + } else if (!is_fpgamgr_early_user_mode()) { + /* Program IOSSM(early IO release) or full FPGA */ + fpgamgr_program(buf, FPGA_BUFSIZ, 0); + } + + /* If the IOSSM/full FPGA is already loaded, start DDR */ + if (is_fpgamgr_early_user_mode() || is_fpgamgr_user_mode()) + ddr_calibration_sequence(); + + if (!is_fpgamgr_user_mode()) + fpgamgr_program(buf, FPGA_BUFSIZ, 0); } void board_init_f(ulong dummy) @@ -81,6 +110,7 @@ void board_init_f(ulong dummy) socfpga_init_security_policies(); socfpga_sdram_remap_zero(); + socfpga_pl310_clear(); /* Assert reset to all except L4WD0 and L4TIMER0 */ socfpga_per_reset_all(); diff --git a/arch/arm/mach-socfpga/spl_gen5.c b/arch/arm/mach-socfpga/spl_gen5.c index 9dd0afb4bca..87b76b47de3 100644 --- a/arch/arm/mach-socfpga/spl_gen5.c +++ b/arch/arm/mach-socfpga/spl_gen5.c @@ -5,7 +5,6 @@ #include <common.h> #include <asm/io.h> -#include <asm/pl310.h> #include <asm/u-boot.h> #include <asm/utils.h> #include <image.h> @@ -25,8 +24,6 @@ DECLARE_GLOBAL_DATA_PTR; -static struct pl310_regs *const pl310 = - (struct pl310_regs *)CONFIG_SYS_PL310_BASE; static const struct socfpga_system_manager *sysmgr_regs = (struct socfpga_system_manager *)SOCFPGA_SYSMGR_ADDRESS; @@ -63,60 +60,6 @@ u32 spl_boot_mode(const u32 boot_device) } #endif -static void socfpga_pl310_clear(void) -{ - u32 mask = 0xff, ena = 0; - - icache_enable(); - - /* Disable the L2 cache */ - clrbits_le32(&pl310->pl310_ctrl, L2X0_CTRL_EN); - - writel(0x111, &pl310->pl310_tag_latency_ctrl); - writel(0x121, &pl310->pl310_data_latency_ctrl); - - /* enable BRESP, instruction and data prefetch, full line of zeroes */ - setbits_le32(&pl310->pl310_aux_ctrl, - L310_AUX_CTRL_DATA_PREFETCH_MASK | - L310_AUX_CTRL_INST_PREFETCH_MASK | - L310_SHARED_ATT_OVERRIDE_ENABLE); - - /* Enable the L2 cache */ - ena = readl(&pl310->pl310_ctrl); - ena |= L2X0_CTRL_EN; - - /* - * Invalidate the PL310 L2 cache. Keep the invalidation code - * entirely in L1 I-cache to avoid any bus traffic through - * the L2. - */ - asm volatile( - ".align 5 \n" - " b 3f \n" - "1: str %1, [%4] \n" - " dsb \n" - " isb \n" - " str %0, [%2] \n" - " dsb \n" - " isb \n" - "2: ldr %0, [%2] \n" - " cmp %0, #0 \n" - " bne 2b \n" - " str %0, [%3] \n" - " dsb \n" - " isb \n" - " b 4f \n" - "3: b 1b \n" - "4: nop \n" - : "+r"(mask), "+r"(ena) - : "r"(&pl310->pl310_inv_way), - "r"(&pl310->pl310_cache_sync), "r"(&pl310->pl310_ctrl) - : "memory", "cc"); - - /* Disable the L2 cache */ - clrbits_le32(&pl310->pl310_ctrl, L2X0_CTRL_EN); -} - void board_init_f(ulong dummy) { const struct cm_config *cm_default_cfg = cm_get_default_config(); @@ -175,8 +118,8 @@ void board_init_f(ulong dummy) sysmgr_pinmux_init(); sysmgr_config_warmrstcfgio(0); - /* De-assert reset for bridges based on handoff */ - socfpga_bridges_reset(0); + /* Set bridges handoff value */ + socfpga_bridges_set_handoff_regs(true, true, true); debug("Unfreezing/Thaw all I/O banks\n"); /* unfreeze / thaw all IO banks */ @@ -205,7 +148,4 @@ void board_init_f(ulong dummy) debug("DRAM init failed: %d\n", ret); hang(); } - - if (!socfpga_is_booting_from_fpga()) - socfpga_bridges_reset(1); } diff --git a/arch/arm/mach-socfpga/spl_s10.c b/arch/arm/mach-socfpga/spl_s10.c index a141ffe82a8..ec65e1ce649 100644 --- a/arch/arm/mach-socfpga/spl_s10.c +++ b/arch/arm/mach-socfpga/spl_s10.c @@ -15,9 +15,9 @@ #include <asm/arch/firewall_s10.h> #include <asm/arch/mailbox_s10.h> #include <asm/arch/reset_manager.h> -#include <asm/arch/sdram_s10.h> #include <asm/arch/system_manager.h> #include <watchdog.h> +#include <dm/uclass.h> DECLARE_GLOBAL_DATA_PTR; @@ -175,11 +175,15 @@ void board_init_f(ulong dummy) clrbits_le32(CCU_REG_ADDR(CCU_IOM_MPRT_ADMASK_MEM_RAM0), CCU_ADMASK_P_MASK | CCU_ADMASK_NS_MASK); - debug("DDR: Initializing Hard Memory Controller\n"); - if (sdram_mmr_init_full(0)) { - puts("DDR: Initialization failed.\n"); - hang(); - } +#if CONFIG_IS_ENABLED(ALTERA_SDRAM) + struct udevice *dev; + + ret = uclass_get_device(UCLASS_RAM, 0, &dev); + if (ret) { + debug("DRAM init failed: %d\n", ret); + hang(); + } +#endif mbox_init(); |