Add base address for Intel Agilex SoC.

Reuse base_addr_s10.h for Agilex, only one base address is different from S10.

Signed-off-by: Ley Foon Tan ley.foon.tan@intel.com --- arch/arm/mach-socfpga/include/mach/base_addr_s10.h | 4 ++++ 1 file changed, 4 insertions(+)

diff --git a/arch/arm/mach-socfpga/include/mach/base_addr_s10.h b/arch/arm/mach-socfpga/include/mach/base_addr_s10.h index 1f549d7e70..d3eca65e97 100644 --- a/arch/arm/mach-socfpga/include/mach/base_addr_s10.h +++ b/arch/arm/mach-socfpga/include/mach/base_addr_s10.h @@ -10,7 +10,11 @@ #define SOCFPGA_SDR_SCHEDULER_ADDRESS 0xf8000400 #define SOCFPGA_HMC_MMR_IO48_ADDRESS 0xf8010000 #define SOCFPGA_SDR_ADDRESS 0xf8011000 +#ifdef CONFIG_TARGET_SOCFPGA_AGILEX +#define SOCFPGA_FW_MPU_DDR_SCR_ADDRESS 0xf8020200 +#else #define SOCFPGA_FW_MPU_DDR_SCR_ADDRESS 0xf8020100 +#endif #define SOCFPGA_SMMU_ADDRESS 0xfa000000 #define SOCFPGA_MAILBOX_ADDRESS 0xffa30000 #define SOCFPGA_UART0_ADDRESS 0xffc02000

Move Stratix10 and Agilex reset manager common code to reset_manager.h.

Remove unused RSTMGR_XXX defines.

Signed-off-by: Ley Foon Tan ley.foon.tan@intel.com --- .../mach-socfpga/include/mach/reset_manager.h | 26 ++++++ .../include/mach/reset_manager_s10.h | 79 ------------------- 2 files changed, 26 insertions(+), 79 deletions(-)

diff --git a/arch/arm/mach-socfpga/include/mach/reset_manager.h b/arch/arm/mach-socfpga/include/mach/reset_manager.h index 42beaecdd6..e2dce4b4fb 100644 --- a/arch/arm/mach-socfpga/include/mach/reset_manager.h +++ b/arch/arm/mach-socfpga/include/mach/reset_manager.h @@ -36,6 +36,32 @@ void socfpga_per_reset_all(void); /* Create a human-readable reference to SoCFPGA reset. */ #define SOCFPGA_RESET(_name) RSTMGR_##_name

+#if defined(CONFIG_TARGET_SOCFPGA_STRATIX10) + +void reset_deassert_peripherals_handoff(void); +int cpu_has_been_warmreset(void); +void socfpga_bridges_reset(int enable); + +#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 + +/* + * SocFPGA Stratix10 reset IDs, bank mapping is as follows: + * 0 ... mpumodrst + * 1 ... per0modrst + * 2 ... per1modrst + * 3 ... brgmodrst + */ +#define RSTMGR_L4WD0 RSTMGR_DEFINE(2, 0) +#define RSTMGR_OSC1TIMER0 RSTMGR_DEFINE(2, 4) +#define RSTMGR_UART0 RSTMGR_DEFINE(2, 16) +#endif + #if defined(CONFIG_TARGET_SOCFPGA_GEN5) #include <asm/arch/reset_manager_gen5.h> #elif defined(CONFIG_TARGET_SOCFPGA_ARRIA10) 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 452147b017..2d78c804c6 100644 --- a/arch/arm/mach-socfpga/include/mach/reset_manager_s10.h +++ b/arch/arm/mach-socfpga/include/mach/reset_manager_s10.h @@ -7,14 +7,6 @@ #ifndef _RESET_MANAGER_S10_ #define _RESET_MANAGER_S10_

-void reset_cpu(ulong addr); -int cpu_has_been_warmreset(void); - -void socfpga_bridges_reset(int enable); - -void socfpga_per_reset(u32 reset, int set); -void socfpga_per_reset_all(void); - struct socfpga_reset_manager { u32 status; u32 mpu_rst_stat; @@ -44,75 +36,4 @@ struct socfpga_reset_manager { u32 dbghdsktimeout; };

-#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 - -/* - * Define a reset identifier, from which a permodrst bank ID - * and reset ID can be extracted using the subsequent macros - * RSTMGR_RESET() and RSTMGR_BANK(). - */ -#define RSTMGR_BANK_OFFSET 8 -#define RSTMGR_BANK_MASK 0x7 -#define RSTMGR_RESET_OFFSET 0 -#define RSTMGR_RESET_MASK 0x1f -#define RSTMGR_DEFINE(_bank, _offset) \ - ((_bank) << RSTMGR_BANK_OFFSET) | ((_offset) << RSTMGR_RESET_OFFSET) - -/* Extract reset ID from the reset identifier. */ -#define RSTMGR_RESET(_reset) \ - (((_reset) >> RSTMGR_RESET_OFFSET) & RSTMGR_RESET_MASK) - -/* Extract bank ID from the reset identifier. */ -#define RSTMGR_BANK(_reset) \ - (((_reset) >> RSTMGR_BANK_OFFSET) & RSTMGR_BANK_MASK) - -/* - * SocFPGA Stratix10 reset IDs, bank mapping is as follows: - * 0 ... mpumodrst - * 1 ... per0modrst - * 2 ... per1modrst - * 3 ... brgmodrst - */ -#define RSTMGR_EMAC0 RSTMGR_DEFINE(1, 0) -#define RSTMGR_EMAC1 RSTMGR_DEFINE(1, 1) -#define RSTMGR_EMAC2 RSTMGR_DEFINE(1, 2) -#define RSTMGR_USB0 RSTMGR_DEFINE(1, 3) -#define RSTMGR_USB1 RSTMGR_DEFINE(1, 4) -#define RSTMGR_NAND RSTMGR_DEFINE(1, 5) -#define RSTMGR_SDMMC RSTMGR_DEFINE(1, 7) -#define RSTMGR_EMAC0_OCP RSTMGR_DEFINE(1, 8) -#define RSTMGR_EMAC1_OCP RSTMGR_DEFINE(1, 9) -#define RSTMGR_EMAC2_OCP RSTMGR_DEFINE(1, 10) -#define RSTMGR_USB0_OCP RSTMGR_DEFINE(1, 11) -#define RSTMGR_USB1_OCP RSTMGR_DEFINE(1, 12) -#define RSTMGR_NAND_OCP RSTMGR_DEFINE(1, 13) -#define RSTMGR_SDMMC_OCP RSTMGR_DEFINE(1, 15) -#define RSTMGR_DMA RSTMGR_DEFINE(1, 16) -#define RSTMGR_SPIM0 RSTMGR_DEFINE(1, 17) -#define RSTMGR_SPIM1 RSTMGR_DEFINE(1, 18) -#define RSTMGR_L4WD0 RSTMGR_DEFINE(2, 0) -#define RSTMGR_L4WD1 RSTMGR_DEFINE(2, 1) -#define RSTMGR_L4WD2 RSTMGR_DEFINE(2, 2) -#define RSTMGR_L4WD3 RSTMGR_DEFINE(2, 3) -#define RSTMGR_OSC1TIMER0 RSTMGR_DEFINE(2, 4) -#define RSTMGR_I2C0 RSTMGR_DEFINE(2, 8) -#define RSTMGR_I2C1 RSTMGR_DEFINE(2, 9) -#define RSTMGR_I2C2 RSTMGR_DEFINE(2, 10) -#define RSTMGR_I2C3 RSTMGR_DEFINE(2, 11) -#define RSTMGR_I2C4 RSTMGR_DEFINE(2, 12) -#define RSTMGR_UART0 RSTMGR_DEFINE(2, 16) -#define RSTMGR_UART1 RSTMGR_DEFINE(2, 17) -#define RSTMGR_GPIO0 RSTMGR_DEFINE(2, 24) -#define RSTMGR_GPIO1 RSTMGR_DEFINE(2, 25) -#define RSTMGR_SDR RSTMGR_DEFINE(3, 6) - -/* Create a human-readable reference to SoCFPGA reset. */ -#define SOCFPGA_RESET(_name) RSTMGR_##_name - #endif /* _RESET_MANAGER_S10_ */

Move Stratix10 and Agilex system manager common code new header file.

Signed-off-by: Ley Foon Tan ley.foon.tan@intel.com --- .../include/mach/system_manager_s10.h | 46 +-------------- .../mach/system_manager_s10_agilex_common.h | 59 +++++++++++++++++++ 2 files changed, 60 insertions(+), 45 deletions(-) create mode 100644 arch/arm/mach-socfpga/include/mach/system_manager_s10_agilex_common.h

diff --git a/arch/arm/mach-socfpga/include/mach/system_manager_s10.h b/arch/arm/mach-socfpga/include/mach/system_manager_s10.h index 297f9e1999..af8cfc9f05 100644 --- a/arch/arm/mach-socfpga/include/mach/system_manager_s10.h +++ b/arch/arm/mach-socfpga/include/mach/system_manager_s10.h @@ -7,14 +7,6 @@ #ifndef _SYSTEM_MANAGER_S10_ #define _SYSTEM_MANAGER_S10_

-void sysmgr_pinmux_init(void); -void populate_sysmgr_fpgaintf_module(void); -void populate_sysmgr_pinmux(void); -void sysmgr_pinmux_table_sel(const u32 **table, unsigned int *table_len); -void sysmgr_pinmux_table_ctrl(const u32 **table, unsigned int *table_len); -void sysmgr_pinmux_table_fpga(const u32 **table, unsigned int *table_len); -void sysmgr_pinmux_table_delay(const u32 **table, unsigned int *table_len); - struct socfpga_system_manager { /* System Manager Module */ u32 siliconid1; /* 0x00 */ @@ -135,42 +127,6 @@ struct socfpga_system_manager {

};

-#define SYSMGR_ROMCODEGRP_CTRL_WARMRSTCFGPINMUX BIT(0) -#define SYSMGR_ROMCODEGRP_CTRL_WARMRSTCFGIO BIT(1) -#define SYSMGR_ECC_OCRAM_EN BIT(0) -#define SYSMGR_ECC_OCRAM_SERR BIT(3) -#define SYSMGR_ECC_OCRAM_DERR BIT(4) -#define SYSMGR_FPGAINTF_USEFPGA 0x1 - -#define SYSMGR_FPGAINTF_NAND BIT(4) -#define SYSMGR_FPGAINTF_SDMMC BIT(8) -#define SYSMGR_FPGAINTF_SPIM0 BIT(16) -#define SYSMGR_FPGAINTF_SPIM1 BIT(24) -#define SYSMGR_FPGAINTF_EMAC0 BIT(0) -#define SYSMGR_FPGAINTF_EMAC1 BIT(8) -#define SYSMGR_FPGAINTF_EMAC2 BIT(16) - -#define SYSMGR_SDMMC_SMPLSEL_SHIFT 4 -#define SYSMGR_SDMMC_DRVSEL_SHIFT 0 - -/* EMAC Group Bit definitions */ -#define SYSMGR_EMACGRP_CTRL_PHYSEL_ENUM_GMII_MII 0x0 -#define SYSMGR_EMACGRP_CTRL_PHYSEL_ENUM_RGMII 0x1 -#define SYSMGR_EMACGRP_CTRL_PHYSEL_ENUM_RMII 0x2 - -#define SYSMGR_EMACGRP_CTRL_PHYSEL0_LSB 0 -#define SYSMGR_EMACGRP_CTRL_PHYSEL1_LSB 2 -#define SYSMGR_EMACGRP_CTRL_PHYSEL_MASK 0x3 - -#define SYSMGR_NOC_H2F_MSK 0x00000001 -#define SYSMGR_NOC_LWH2F_MSK 0x00000010 -#define SYSMGR_HMC_CLK_STATUS_MSK 0x00000001 - -#define SYSMGR_DMA_IRQ_NS 0xFF000000 -#define SYSMGR_DMA_MGR_NS 0x00010000 - -#define SYSMGR_DMAPERIPH_ALL_NS 0xFFFFFFFF - -#define SYSMGR_WDDBG_PAUSE_ALL_CPU 0x0F0F0F0F +#include <asm/arch/system_manager_s10_agilex_common.h>

#endif /* _SYSTEM_MANAGER_S10_ */ diff --git a/arch/arm/mach-socfpga/include/mach/system_manager_s10_agilex_common.h b/arch/arm/mach-socfpga/include/mach/system_manager_s10_agilex_common.h new file mode 100644 index 0000000000..fe8ddce548 --- /dev/null +++ b/arch/arm/mach-socfpga/include/mach/system_manager_s10_agilex_common.h @@ -0,0 +1,59 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Copyright (C) 2019 Intel Corporation <www.intel.com> + */ + +#ifndef _SYSTEM_MANAGER_S10_AGILEX_COMMON_H_ +#define _SYSTEM_MANAGER_S10_AGILEX_COMMON_H_ + +#if defined(CONFIG_TARGET_SOCFPGA_STRATIX10) + +void sysmgr_pinmux_init(void); +void populate_sysmgr_fpgaintf_module(void); +void populate_sysmgr_pinmux(void); +void sysmgr_pinmux_table_sel(const u32 **table, unsigned int *table_len); +void sysmgr_pinmux_table_ctrl(const u32 **table, unsigned int *table_len); +void sysmgr_pinmux_table_fpga(const u32 **table, unsigned int *table_len); +void sysmgr_pinmux_table_delay(const u32 **table, unsigned int *table_len); + +#define SYSMGR_ROMCODEGRP_CTRL_WARMRSTCFGPINMUX BIT(0) +#define SYSMGR_ROMCODEGRP_CTRL_WARMRSTCFGIO BIT(1) +#define SYSMGR_ECC_OCRAM_EN BIT(0) +#define SYSMGR_ECC_OCRAM_SERR BIT(3) +#define SYSMGR_ECC_OCRAM_DERR BIT(4) +#define SYSMGR_FPGAINTF_USEFPGA 0x1 + +#define SYSMGR_FPGAINTF_NAND BIT(4) +#define SYSMGR_FPGAINTF_SDMMC BIT(8) +#define SYSMGR_FPGAINTF_SPIM0 BIT(16) +#define SYSMGR_FPGAINTF_SPIM1 BIT(24) +#define SYSMGR_FPGAINTF_EMAC0 BIT(0) +#define SYSMGR_FPGAINTF_EMAC1 BIT(8) +#define SYSMGR_FPGAINTF_EMAC2 BIT(16) + +#define SYSMGR_SDMMC_SMPLSEL_SHIFT 4 +#define SYSMGR_SDMMC_DRVSEL_SHIFT 0 + +/* EMAC Group Bit definitions */ +#define SYSMGR_EMACGRP_CTRL_PHYSEL_ENUM_GMII_MII 0x0 +#define SYSMGR_EMACGRP_CTRL_PHYSEL_ENUM_RGMII 0x1 +#define SYSMGR_EMACGRP_CTRL_PHYSEL_ENUM_RMII 0x2 + +#define SYSMGR_EMACGRP_CTRL_PHYSEL0_LSB 0 +#define SYSMGR_EMACGRP_CTRL_PHYSEL1_LSB 2 +#define SYSMGR_EMACGRP_CTRL_PHYSEL_MASK 0x3 + +#define SYSMGR_NOC_H2F_MSK 0x00000001 +#define SYSMGR_NOC_LWH2F_MSK 0x00000010 +#define SYSMGR_HMC_CLK_STATUS_MSK 0x00000001 + +#define SYSMGR_DMA_IRQ_NS 0xFF000000 +#define SYSMGR_DMA_MGR_NS 0x00010000 + +#define SYSMGR_DMAPERIPH_ALL_NS 0xFFFFFFFF + +#define SYSMGR_WDDBG_PAUSE_ALL_CPU 0x0F0F0F0F + +#endif + +#endif /* _SYSTEM_MANAGER_S10_AGILEX_COMMON_H_ */

Add clock manager driver for Agilex. Provides clock initialization and get_rate functions.

stratix10-clock.h is from Linux commit ID 89727949ea1e.

Signed-off-by: Chee Hong Ang chee.hong.ang@intel.com Signed-off-by: Ley Foon Tan ley.foon.tan@intel.com --- .../mach-socfpga/include/mach/clock_manager.h | 2 + .../include/mach/clock_manager_agilex.h | 327 ++++++++++ drivers/clk/altera/Makefile | 1 + drivers/clk/altera/clk-agilex.c | 568 ++++++++++++++++++ include/dt-bindings/clock/stratix10-clock.h | 84 +++ 5 files changed, 982 insertions(+) create mode 100644 arch/arm/mach-socfpga/include/mach/clock_manager_agilex.h create mode 100644 drivers/clk/altera/clk-agilex.c create mode 100644 include/dt-bindings/clock/stratix10-clock.h

diff --git a/arch/arm/mach-socfpga/include/mach/clock_manager.h b/arch/arm/mach-socfpga/include/mach/clock_manager.h index dd80e3a767..a3d5de59d2 100644 --- a/arch/arm/mach-socfpga/include/mach/clock_manager.h +++ b/arch/arm/mach-socfpga/include/mach/clock_manager.h @@ -18,6 +18,8 @@ void cm_print_clock_quick_summary(void); #include <asm/arch/clock_manager_arria10.h> #elif defined(CONFIG_TARGET_SOCFPGA_STRATIX10) #include <asm/arch/clock_manager_s10.h> +#elif defined(CONFIG_TARGET_SOCFPGA_AGILEX) +#include <asm/arch/clock_manager_agilex.h> #endif

#endif /* _CLOCK_MANAGER_H_ */ diff --git a/arch/arm/mach-socfpga/include/mach/clock_manager_agilex.h b/arch/arm/mach-socfpga/include/mach/clock_manager_agilex.h new file mode 100644 index 0000000000..bf5e7c8775 --- /dev/null +++ b/arch/arm/mach-socfpga/include/mach/clock_manager_agilex.h @@ -0,0 +1,327 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Copyright (C) 2019 Intel Corporation <www.intel.com> + */ + +#ifndef _CLOCK_MANAGER_AGILEX_ +#define _CLOCK_MANAGER_AGILEX_ + +#define CM_REG_READL(plat, reg) \ + readl(plat->regs + (reg)) + +#define CM_REG_WRITEL(plat, data, reg) \ + writel(data, plat->regs + (reg)) + +#define CM_REG_CLRBITS(plat, mask, reg) \ + clrbits_le32(plat->regs + (reg), (mask)) + +#define CM_REG_SETBITS(plat, mask, reg) \ + setbits_le32(plat->regs + (reg), (mask)) + +#define CM_REG_CLRSETBITS(plat, mask, data, reg) \ + clrsetbits_le32(plat->regs + (reg), (mask), (data)) + +const unsigned int cm_get_osc_clk_hz(void); +const unsigned int cm_get_intosc_clk_hz(void); +const unsigned int cm_get_fpga_clk_hz(void); + +#define CLKMGR_EOSC1_HZ 25000000 +#define CLKMGR_INTOSC_HZ 400000000 +#define CLKMGR_FPGA_CLK_HZ 50000000 + +/* Clock configuration accessors */ +const struct cm_config * const cm_get_default_config(void); + +struct cm_config { + /* main group */ + u32 main_pll_mpuclk; + u32 main_pll_nocclk; + u32 main_pll_nocdiv; + u32 main_pll_pllglob; + u32 main_pll_fdbck; + u32 main_pll_pllc0; + u32 main_pll_pllc1; + u32 main_pll_pllc2; + u32 main_pll_pllc3; + u32 main_pll_pllm; + + /* peripheral group */ + u32 per_pll_emacctl; + u32 per_pll_gpiodiv; + u32 per_pll_pllglob; + u32 per_pll_fdbck; + u32 per_pll_pllc0; + u32 per_pll_pllc1; + u32 per_pll_pllc2; + u32 per_pll_pllc3; + u32 per_pll_pllm; + + /* altera group */ + u32 alt_emacactr; + u32 alt_emacbctr; + u32 alt_emacptpctr; + u32 alt_gpiodbctr; + u32 alt_sdmmcctr; + u32 alt_s2fuser0ctr; + u32 alt_s2fuser1ctr; + u32 alt_psirefctr; + + /* incoming clock */ + u32 hps_osc_clk_hz; + u32 fpga_clk_hz; + u32 spare[3]; +}; + +/* Register access with structure */ +struct socfpga_clock_manager_main_pll { + u32 en; + u32 ens; + u32 enr; + u32 bypass; + u32 bypasss; + u32 bypassr; + u32 mpuclk; + u32 nocclk; + u32 nocdiv; + u32 pllglob; + u32 fdbck; + u32 mem; + u32 memstat; + u32 pllc0; + u32 pllc1; + u32 vcocalib; + u32 pllc2; + u32 pllc3; + u32 pllm; + u32 fhop; + u32 ssc; + u32 lostlock; +}; + +struct socfpga_clock_manager_per_pll { + u32 en; + u32 ens; + u32 enr; + u32 bypass; + u32 bypasss; + u32 bypassr; + u32 emacctl; + u32 gpiodiv; + u32 pllglob; + u32 fdbck; + u32 mem; + u32 memstat; + u32 pllc0; + u32 pllc1; + u32 vcocalib; + u32 pllc2; + u32 pllc3; + u32 pllm; + u32 fhop; + u32 ssc; + u32 lostlock; +}; + +struct socfpga_clock_manager_alt_pll { + u32 jtag; + u32 emacactr; + u32 emacbctr; + u32 emacptpctr; + u32 gpiodbctr; + u32 sdmmcctr; + u32 s2fuser0ctr; + u32 s2fuser1ctr; + u32 psirefctr; + u32 extcntrst; +}; + +struct socfpga_clock_manager { + u32 ctrl; + u32 stat; + u32 testioctrl; + u32 intrgen; + u32 intrmsk; + u32 intrclr; + u32 intrsts; + u32 intrstk; + u32 intrraw; + struct socfpga_clock_manager_main_pll main_pll; + struct socfpga_clock_manager_per_pll per_pll; + struct socfpga_clock_manager_alt_pll alt_pll; +}; + +/* Register access with macro functions */ +/* Clock Manager registers */ +#define CM_REG_CTRL 0 +#define CM_REG_STAT 4 +#define CM_REG_TESTIOCTRL 8 +#define CM_REG_INTRGEN 0x0c +#define CM_REG_INTRMSK 0x10 +#define CM_REG_INTRCLR 0x14 +#define CM_REG_INTRSTS 0x18 +#define CM_REG_INTRSTK 0x1c +#define CM_REG_INTRRAW 0x20 + +/* Clock Manager Main PPL group registers */ +#define CM_MAINPLL_REG_EN 0x24 +#define CM_MAINPLL_REG_ENS 0x28 +#define CM_MAINPLL_REG_ENR 0x2c +#define CM_MAINPLL_REG_BYPASS 0x30 +#define CM_MAINPLL_REG_BYPASSS 0x34 +#define CM_MAINPLL_REG_BYPASSR 0x38 +#define CM_MAINPLL_REG_MPUCLK 0x3c +#define CM_MAINPLL_REG_NOCCLK 0x40 +#define CM_MAINPLL_REG_NOCDIV 0x44 +#define CM_MAINPLL_REG_PLLGLOB 0x48 +#define CM_MAINPLL_REG_FDBCK 0x4c +#define CM_MAINPLL_REG_MEM 0x50 +#define CM_MAINPLL_REG_MEMSTAT 0x54 +#define CM_MAINPLL_REG_PLLC0 0x58 +#define CM_MAINPLL_REG_PLLC1 0x5c +#define CM_MAINPLL_REG_VCOCALIB 0x60 +#define CM_MAINPLL_REG_PLLC2 0x64 +#define CM_MAINPLL_REG_PLLC3 0x68 +#define CM_MAINPLL_REG_PLLM 0x6c +#define CM_MAINPLL_REG_FHOP 0x70 +#define CM_MAINPLL_REG_SSC 0x74 +#define CM_MAINPLL_REG_LOSTLOCK 0x78 + +/* Clock Manager Peripheral PPL group registers */ +#define CM_PERPLL_REG_EN 0x7c +#define CM_PERPLL_REG_ENS 0x80 +#define CM_PERPLL_REG_ENR 0x84 +#define CM_PERPLL_REG_BYPASS 0x88 +#define CM_PERPLL_REG_BYPASSS 0x8c +#define CM_PERPLL_REG_BYPASSR 0x90 +#define CM_PERPLL_REG_EMACCTL 0x94 +#define CM_PERPLL_REG_GPIODIV 0x98 +#define CM_PERPLL_REG_PLLGLOB 0x9c +#define CM_PERPLL_REG_FDBCK 0xa0 +#define CM_PERPLL_REG_MEM 0xa4 +#define CM_PERPLL_REG_MEMSTAT 0xa8 +#define CM_PERPLL_REG_PLLC0 0xac +#define CM_PERPLL_REG_PLLC1 0xb0 +#define CM_PERPLL_REG_VCOCALIB 0xb4 +#define CM_PERPLL_REG_PLLC2 0xb8 +#define CM_PERPLL_REG_PLLC3 0xbc +#define CM_PERPLL_REG_PLLM 0xc0 +#define CM_PERPLL_REG_FHOP 0xc4 +#define CM_PERPLL_REG_SSC 0xc8 +#define CM_PERPLL_REG_LOSTLOCK 0xcc + +/* Clock Manager Altera group registers */ +#define CM_ALTERA_REG_JTAG 0xd0 +#define CM_ALTERA_REG_EMACACTR 0xd4 +#define CM_ALTERA_REG_EMACBCTR 0xd8 +#define CM_ALTERA_REG_EMACPTPCTR 0xdc +#define CM_ALTERA_REG_GPIODBCTR 0xe0 +#define CM_ALTERA_REG_SDMMCCTR 0xe4 +#define CM_ALTERA_REG_S2FUSER0CTR 0xe8 +#define CM_ALTERA_REG_S2FUSER1CTR 0xec +#define CM_ALTERA_REG_PSIREFCTR 0xf0 +#define CM_ALTERA_REG_EXTCNTRST 0xf4 + +#define CLKMGR_CTRL_BOOTMODE BIT(0) + +#define CLKMGR_STAT_BUSY BIT(0) +#define CLKMGR_STAT_MAINPLL_LOCKED BIT(8) +#define CLKMGR_STAT_MAIN_TRANS BIT(9) +#define CLKMGR_STAT_PERPLL_LOCKED BIT(16) +#define CLKMGR_STAT_PERF_TRANS BIT(17) +#define CLKMGR_STAT_BOOTMODE BIT(24) +#define CLKMGR_STAT_BOOTCLKSRC BIT(25) + +#define CLKMGR_STAT_ALLPLL_LOCKED_MASK \ + (CLKMGR_STAT_MAINPLL_LOCKED | CLKMGR_STAT_PERPLL_LOCKED) + +#define CLKMGR_INTER_MAINPLLLOCKED_MASK 0x00000001 +#define CLKMGR_INTER_PERPLLLOCKED_MASK 0x00000002 +#define CLKMGR_INTER_MAINPLLLOST_MASK 0x00000004 +#define CLKMGR_INTER_PERPLLLOST_MASK 0x00000008 + +#define CLKMGR_CLKSRC_MASK GENMASK(18, 16) +#define CLKMGR_CLKSRC_OFFSET 16 +#define CLKMGR_CLKSRC_MAIN 0 +#define CLKMGR_CLKSRC_PER 1 +#define CLKMGR_CLKSRC_OSC1 2 +#define CLKMGR_CLKSRC_INTOSC 3 +#define CLKMGR_CLKSRC_FPGA 4 +#define CLKMGR_CLKCNT_MSK GENMASK(10, 0) + +#define CLKMGR_BYPASS_MAINPLL_ALL 0x7 +#define CLKMGR_BYPASS_PERPLL_ALL 0x7f + +#define CLKMGR_NOCDIV_L4MAIN_OFFSET 0 +#define CLKMGR_NOCDIV_L4MPCLK_OFFSET 8 +#define CLKMGR_NOCDIV_L4SPCLK_OFFSET 16 +#define CLKMGR_NOCDIV_CSATCLK_OFFSET 24 +#define CLKMGR_NOCDIV_CSTRACECLK_OFFSET 26 +#define CLKMGR_NOCDIV_CSPDBGCLK_OFFSET 28 +#define CLKMGR_NOCDIV_DIVIDER_MASK 0x3 + +#define CLKMGR_PLLGLOB_PD_MASK BIT(0) +#define CLKMGR_PLLGLOB_RST_MASK BIT(1) +#define CLKMGR_PLLGLOB_AREFCLKDIV_MASK GENMASK(11, 8) +#define CLKMGR_PLLGLOB_DREFCLKDIV_MASK GENMASK(13, 12) +#define CLKMGR_PLLGLOB_REFCLKDIV_MASK GENMASK(13, 8) +#define CLKMGR_PLLGLOB_MODCLKDIV_MASK GENMASK(24, 27) +#define CLKMGR_PLLGLOB_AREFCLKDIV_OFFSET 8 +#define CLKMGR_PLLGLOB_DREFCLKDIV_OFFSET 12 +#define CLKMGR_PLLGLOB_REFCLKDIV_OFFSET 8 +#define CLKMGR_PLLGLOB_MODCLKDIV_OFFSET 24 +#define CLKMGR_PLLGLOB_VCO_PSRC_MASK GENMASK(17, 16) +#define CLKMGR_PLLGLOB_VCO_PSRC_OFFSET 16 + +#define CLKMGR_VCO_PSRC_EOSC1 0 +#define CLKMGR_VCO_PSRC_INTOSC 1 +#define CLKMGR_VCO_PSRC_F2S 2 + +#define CLKMGR_MEM_REQ_SET_MSK BIT(24) +#define CLKMGR_MEM_WR_SET_MSK BIT(25) +#define CLKMGR_MEM_ERR_MSK BIT(26) +#define CLKMGR_MEM_WDAT_LSB_OFFSET 16 +#define CLKMGR_MEM_ADDR_MASK GENMASK(15, 0) +#define CLKMGR_MEM_ADDR_START 0x00004000 + +#define CLKMGR_PLLCX_EN_SET_MSK BIT(27) +#define CLKMGR_PLLCX_MUTE_SET_MSK BIT(28) + +#define CLKMGR_VCOCALIB_MSCNT_MASK GENMASK(23, 16) +#define CLKMGR_VCOCALIB_MSCNT_OFFSET 16 +#define CLKMGR_VCOCALIB_HSCNT_MASK GENMASK(9, 0) +#define CLKMGR_VCOCALIB_MSCNT_CONST 100 +#define CLKMGR_VCOCALIB_HSCNT_CONST 4 + +#define CLKMGR_PLLM_MDIV_MASK GENMASK(9, 0) + +#define CLKMGR_PERPLLGRP_EN_SDMMCCLK_MASK BIT(5) +#define CLKMGR_PERPLLGRP_EMACCTL_EMAC0SELB_OFFSET 26 +#define CLKMGR_PERPLLGRP_EMACCTL_EMAC0SELB_MASK BIT(26) +#define CLKMGR_PERPLLGRP_EMACCTL_EMAC1SELB_OFFSET 27 +#define CLKMGR_PERPLLGRP_EMACCTL_EMAC1SELB_MASK BIT(27) +#define CLKMGR_PERPLLGRP_EMACCTL_EMAC2SELB_OFFSET 28 +#define CLKMGR_PERPLLGRP_EMACCTL_EMAC2SELB_MASK BIT(28) + +#define CLKMGR_ALT_EMACCTR_SRC_OFFSET 16 +#define CLKMGR_ALT_EMACCTR_SRC_MASK GENMASK(18, 16) +#define CLKMGR_ALT_EMACCTR_CNT_OFFSET 0 +#define CLKMGR_ALT_EMACCTR_CNT_MASK GENMASK(10, 0) + +#define CLKMGR_ALT_EXTCNTRST_EMACACNTRST BIT(0) +#define CLKMGR_ALT_EXTCNTRST_EMACBCNTRST BIT(1) +#define CLKMGR_ALT_EXTCNTRST_EMACPTPCNTRST BIT(2) +#define CLKMGR_ALT_EXTCNTRST_GPIODBCNTRST BIT(3) +#define CLKMGR_ALT_EXTCNTRST_SDMMCCNTRST BIT(4) +#define CLKMGR_ALT_EXTCNTRST_S2FUSER0CNTRST BIT(5) +#define CLKMGR_ALT_EXTCNTRST_S2FUSER1CNTRST BIT(6) +#define CLKMGR_ALT_EXTCNTRST_PSIREFCNTRST BIT(7) +#define CLKMGR_ALT_EXTCNTRST_ALLCNTRST \ + (CLKMGR_ALT_EXTCNTRST_EMACACNTRST | \ + CLKMGR_ALT_EXTCNTRST_EMACBCNTRST | \ + CLKMGR_ALT_EXTCNTRST_EMACPTPCNTRST | \ + CLKMGR_ALT_EXTCNTRST_GPIODBCNTRST | \ + CLKMGR_ALT_EXTCNTRST_SDMMCCNTRST | \ + CLKMGR_ALT_EXTCNTRST_S2FUSER0CNTRST | \ + CLKMGR_ALT_EXTCNTRST_S2FUSER1CNTRST | \ + CLKMGR_ALT_EXTCNTRST_PSIREFCNTRST) +#endif /* _CLOCK_MANAGER_AGILEX_ */ diff --git a/drivers/clk/altera/Makefile b/drivers/clk/altera/Makefile index a3ae8b24b0..96215ad5c4 100644 --- a/drivers/clk/altera/Makefile +++ b/drivers/clk/altera/Makefile @@ -3,4 +3,5 @@ # Copyright (C) 2018 Marek Vasut marex@denx.de #

+obj-$(CONFIG_TARGET_SOCFPGA_AGILEX) += clk-agilex.o obj-$(CONFIG_TARGET_SOCFPGA_ARRIA10) += clk-arria10.o diff --git a/drivers/clk/altera/clk-agilex.c b/drivers/clk/altera/clk-agilex.c new file mode 100644 index 0000000000..052d5e97f4 --- /dev/null +++ b/drivers/clk/altera/clk-agilex.c @@ -0,0 +1,568 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (C) 2019 Intel Corporation <www.intel.com> + */ + +#include <common.h> +#include <asm/io.h> +#include <clk-uclass.h> +#include <dm.h> +#include <dm/lists.h> +#include <dm/util.h> +#include <dt-bindings/clock/stratix10-clock.h> + +#include <asm/arch/clock_manager.h> + +DECLARE_GLOBAL_DATA_PTR; + +struct socfpga_clk_platdata { + void __iomem *regs; +}; + +/* + * function to write the bypass register which requires a poll of the + * busy bit + */ +static void clk_write_bypass_mainpll(struct socfpga_clk_platdata *plat, u32 val) +{ + CM_REG_WRITEL(plat, val, CM_MAINPLL_REG_BYPASS); + cm_wait_for_fsm(); +} + +static void clk_write_bypass_perpll(struct socfpga_clk_platdata *plat, u32 val) +{ + CM_REG_WRITEL(plat, val, CM_PERPLL_REG_BYPASS); + cm_wait_for_fsm(); +} + +/* function to write the ctrl register which requires a poll of the busy bit */ +static void clk_write_ctrl(struct socfpga_clk_platdata *plat, u32 val) +{ + CM_REG_WRITEL(plat, val, CM_REG_CTRL); + cm_wait_for_fsm(); +} + +#define MEMBUS_MAINPLL 0 +#define MEMBUS_PERPLL 1 +#define MEMBUS_TIMEOUT 1000 +#define MEMBUS_ADDR_CLKSLICE 0x27 +#define MEMBUS_CLKSLICE_SYNC_MODE_EN 0x80 + +static int membus_wait_for_req(struct socfpga_clk_platdata *plat, u32 pll, + int timeout) +{ + int cnt = 0; + u32 req_status; + + if (pll == MEMBUS_MAINPLL) + req_status = CM_REG_READL(plat, CM_MAINPLL_REG_MEM); + else + req_status = CM_REG_READL(plat, CM_PERPLL_REG_MEM); + + while ((cnt < timeout) && (req_status & CLKMGR_MEM_REQ_SET_MSK)) { + if (pll == MEMBUS_MAINPLL) + req_status = CM_REG_READL(plat, CM_MAINPLL_REG_MEM); + else + req_status = CM_REG_READL(plat, CM_PERPLL_REG_MEM); + cnt++; + } + + if (cnt >= timeout) + return -ETIMEDOUT; + + return 0; +} + +static int membus_write_pll(struct socfpga_clk_platdata *plat, u32 pll, + u32 addr_offset, u32 wdat, int timeout) +{ + u32 addr; + u32 val; + + addr = ((addr_offset | CLKMGR_MEM_ADDR_START) & CLKMGR_MEM_ADDR_MASK); + + val = (CLKMGR_MEM_REQ_SET_MSK | CLKMGR_MEM_WR_SET_MSK | + (wdat << CLKMGR_MEM_WDAT_LSB_OFFSET) | addr); + + if (pll == MEMBUS_MAINPLL) + CM_REG_WRITEL(plat, val, CM_MAINPLL_REG_MEM); + else + CM_REG_WRITEL(plat, val, CM_PERPLL_REG_MEM); + + debug("MEMBUS: Write 0x%08x to addr = 0x%08x\n", wdat, addr); + + return membus_wait_for_req(plat, pll, timeout); +} + +static int membus_read_pll(struct socfpga_clk_platdata *plat, u32 pll, + u32 addr_offset, u32 *rdata, int timeout) +{ + u32 addr; + u32 val; + + addr = ((addr_offset | CLKMGR_MEM_ADDR_START) & CLKMGR_MEM_ADDR_MASK); + + val = ((CLKMGR_MEM_REQ_SET_MSK & ~CLKMGR_MEM_WR_SET_MSK) | addr); + + if (pll == MEMBUS_MAINPLL) + CM_REG_WRITEL(plat, val, CM_MAINPLL_REG_MEM); + else + CM_REG_WRITEL(plat, val, CM_PERPLL_REG_MEM); + + *rdata = 0; + + if (membus_wait_for_req(plat, pll, timeout)) + return -ETIMEDOUT; + + if (pll == MEMBUS_MAINPLL) + *rdata = CM_REG_READL(plat, CM_MAINPLL_REG_MEMSTAT); + else + *rdata = CM_REG_READL(plat, CM_PERPLL_REG_MEMSTAT); + + debug("MEMBUS: Read 0x%08x from addr = 0x%08x\n", *rdata, addr); + + return 0; +} + +static u32 calc_vocalib_pll(u32 pllm, u32 pllglob) +{ + u32 mdiv, refclkdiv, arefclkdiv, drefclkdiv, mscnt, hscnt, vcocalib; + + mdiv = pllm & CLKMGR_PLLM_MDIV_MASK; + arefclkdiv = (pllglob & CLKMGR_PLLGLOB_AREFCLKDIV_MASK) >> + CLKMGR_PLLGLOB_AREFCLKDIV_OFFSET; + drefclkdiv = (pllglob & CLKMGR_PLLGLOB_DREFCLKDIV_MASK) >> + CLKMGR_PLLGLOB_DREFCLKDIV_OFFSET; + refclkdiv = (pllglob & CLKMGR_PLLGLOB_REFCLKDIV_MASK) >> + CLKMGR_PLLGLOB_REFCLKDIV_OFFSET; + mscnt = CLKMGR_VCOCALIB_MSCNT_CONST / (mdiv * BIT(drefclkdiv)); + if (!mscnt) + mscnt = 1; + hscnt = (mdiv * mscnt * BIT(drefclkdiv) / refclkdiv) - + CLKMGR_VCOCALIB_HSCNT_CONST; + vcocalib = (hscnt & CLKMGR_VCOCALIB_HSCNT_MASK) | + ((mscnt << CLKMGR_VCOCALIB_MSCNT_OFFSET) & + CLKMGR_VCOCALIB_MSCNT_MASK); + + /* Dump all the pll calibration settings for debug purposes */ + debug("mdiv : %d\n", mdiv); + debug("arefclkdiv : %d\n", arefclkdiv); + debug("drefclkdiv : %d\n", drefclkdiv); + debug("refclkdiv : %d\n", refclkdiv); + debug("mscnt : %d\n", mscnt); + debug("hscnt : %d\n", hscnt); + debug("vcocalib : 0x%08x\n", vcocalib); + + return vcocalib; +} + +/* + * Setup clocks while making no assumptions about previous state of the clocks. + */ +static void clk_basic_init(struct udevice *dev, + const struct cm_config * const cfg) +{ + struct socfpga_clk_platdata *plat = dev_get_platdata(dev); + u32 vcocalib; + u32 rdata; + + if (!cfg) + return; + + /* Put both PLLs in bypass */ + clk_write_bypass_mainpll(plat, CLKMGR_BYPASS_MAINPLL_ALL); + clk_write_bypass_perpll(plat, CLKMGR_BYPASS_PERPLL_ALL); + + /* Put both PLLs in Reset and Power Down */ + CM_REG_CLRBITS(plat, CLKMGR_PLLGLOB_PD_MASK | CLKMGR_PLLGLOB_RST_MASK, + CM_MAINPLL_REG_PLLGLOB); + CM_REG_CLRBITS(plat, CLKMGR_PLLGLOB_PD_MASK | CLKMGR_PLLGLOB_RST_MASK, + CM_PERPLL_REG_PLLGLOB); + + /* setup main PLL dividers where calculate the vcocalib value */ + vcocalib = calc_vocalib_pll(cfg->main_pll_pllm, cfg->main_pll_pllglob); + CM_REG_WRITEL(plat, cfg->main_pll_pllglob & ~CLKMGR_PLLGLOB_RST_MASK, + CM_MAINPLL_REG_PLLGLOB); + CM_REG_WRITEL(plat, cfg->main_pll_fdbck, CM_MAINPLL_REG_FDBCK); + CM_REG_WRITEL(plat, vcocalib, CM_MAINPLL_REG_VCOCALIB); + CM_REG_WRITEL(plat, cfg->main_pll_pllc0, CM_MAINPLL_REG_PLLC0); + CM_REG_WRITEL(plat, cfg->main_pll_pllc1, CM_MAINPLL_REG_PLLC1); + CM_REG_WRITEL(plat, cfg->main_pll_pllc2, CM_MAINPLL_REG_PLLC2); + CM_REG_WRITEL(plat, cfg->main_pll_pllc3, CM_MAINPLL_REG_PLLC3); + CM_REG_WRITEL(plat, cfg->main_pll_pllm, CM_MAINPLL_REG_PLLM); + CM_REG_WRITEL(plat, cfg->main_pll_mpuclk, CM_MAINPLL_REG_MPUCLK); + CM_REG_WRITEL(plat, cfg->main_pll_nocclk, CM_MAINPLL_REG_NOCCLK); + CM_REG_WRITEL(plat, cfg->main_pll_nocdiv, CM_MAINPLL_REG_NOCDIV); + + /* setup peripheral PLL dividers where calculate the vcocalib value */ + vcocalib = calc_vocalib_pll(cfg->per_pll_pllm, cfg->per_pll_pllglob); + CM_REG_WRITEL(plat, cfg->per_pll_pllglob & ~CLKMGR_PLLGLOB_RST_MASK, + CM_PERPLL_REG_PLLGLOB); + CM_REG_WRITEL(plat, cfg->per_pll_fdbck, CM_PERPLL_REG_FDBCK); + CM_REG_WRITEL(plat, vcocalib, CM_PERPLL_REG_VCOCALIB); + CM_REG_WRITEL(plat, cfg->per_pll_pllc0, CM_PERPLL_REG_PLLC0); + CM_REG_WRITEL(plat, cfg->per_pll_pllc1, CM_PERPLL_REG_PLLC1); + CM_REG_WRITEL(plat, cfg->per_pll_pllc2, CM_PERPLL_REG_PLLC2); + CM_REG_WRITEL(plat, cfg->per_pll_pllc3, CM_PERPLL_REG_PLLC3); + CM_REG_WRITEL(plat, cfg->per_pll_pllm, CM_PERPLL_REG_PLLM); + CM_REG_WRITEL(plat, cfg->per_pll_emacctl, CM_PERPLL_REG_EMACCTL); + CM_REG_WRITEL(plat, cfg->per_pll_gpiodiv, CM_PERPLL_REG_GPIODIV); + + /* Take both PLL out of reset and power up */ + CM_REG_SETBITS(plat, CLKMGR_PLLGLOB_PD_MASK | CLKMGR_PLLGLOB_RST_MASK, + CM_MAINPLL_REG_PLLGLOB); + CM_REG_SETBITS(plat, CLKMGR_PLLGLOB_PD_MASK | CLKMGR_PLLGLOB_RST_MASK, + CM_PERPLL_REG_PLLGLOB); + + /* Membus programming to set mainpll and perripll to + * source synchronous mode + */ + membus_read_pll(plat, MEMBUS_MAINPLL, MEMBUS_ADDR_CLKSLICE, &rdata, + MEMBUS_TIMEOUT); + membus_write_pll(plat, MEMBUS_MAINPLL, MEMBUS_ADDR_CLKSLICE, + (rdata | MEMBUS_CLKSLICE_SYNC_MODE_EN), + MEMBUS_TIMEOUT); + membus_read_pll(plat, MEMBUS_PERPLL, MEMBUS_ADDR_CLKSLICE, &rdata, + MEMBUS_TIMEOUT); + membus_write_pll(plat, MEMBUS_PERPLL, MEMBUS_ADDR_CLKSLICE, + (rdata | MEMBUS_CLKSLICE_SYNC_MODE_EN), + MEMBUS_TIMEOUT); + + cm_wait_for_lock(CLKMGR_STAT_ALLPLL_LOCKED_MASK); + + /* Configure ping pong counters in altera group */ + CM_REG_WRITEL(plat, cfg->alt_emacactr, CM_ALTERA_REG_EMACACTR); + CM_REG_WRITEL(plat, cfg->alt_emacbctr, CM_ALTERA_REG_EMACBCTR); + CM_REG_WRITEL(plat, cfg->alt_emacptpctr, CM_ALTERA_REG_EMACPTPCTR); + CM_REG_WRITEL(plat, cfg->alt_gpiodbctr, CM_ALTERA_REG_GPIODBCTR); + CM_REG_WRITEL(plat, cfg->alt_sdmmcctr, CM_ALTERA_REG_SDMMCCTR); + CM_REG_WRITEL(plat, cfg->alt_s2fuser0ctr, CM_ALTERA_REG_S2FUSER0CTR); + CM_REG_WRITEL(plat, cfg->alt_s2fuser1ctr, CM_ALTERA_REG_S2FUSER1CTR); + CM_REG_WRITEL(plat, cfg->alt_psirefctr, CM_ALTERA_REG_PSIREFCTR); + + /* Take all PLLs out of bypass */ + clk_write_bypass_mainpll(plat, 0); + clk_write_bypass_perpll(plat, 0); + + /* Clear the loss of lock bits (write 1 to clear) */ + CM_REG_CLRBITS(plat, CLKMGR_INTER_PERPLLLOST_MASK | + CLKMGR_INTER_MAINPLLLOST_MASK, CM_REG_INTRCLR); + + /* Take all ping pong counters out of reset */ + CM_REG_CLRBITS(plat, CLKMGR_ALT_EXTCNTRST_ALLCNTRST, + CM_ALTERA_REG_EXTCNTRST); + + /* Out of boot mode */ + clk_write_ctrl(plat, + CM_REG_READL(plat, CM_REG_CTRL) & ~CLKMGR_CTRL_BOOTMODE); +} + +static u64 clk_get_vco_clk_hz(struct socfpga_clk_platdata *plat, + u32 pllglob_reg, u32 pllm_reg) +{ + u64 fref, arefdiv, mdiv, reg, vco; + + reg = CM_REG_READL(plat, pllglob_reg); + + fref = (reg & CLKMGR_PLLGLOB_VCO_PSRC_MASK) >> + CLKMGR_PLLGLOB_VCO_PSRC_OFFSET; + + switch (fref) { + case CLKMGR_VCO_PSRC_EOSC1: + fref = cm_get_osc_clk_hz(); + break; + case CLKMGR_VCO_PSRC_INTOSC: + fref = cm_get_intosc_clk_hz(); + break; + case CLKMGR_VCO_PSRC_F2S: + fref = cm_get_fpga_clk_hz(); + break; + } + + arefdiv = (reg & CLKMGR_PLLGLOB_AREFCLKDIV_MASK) >> + CLKMGR_PLLGLOB_AREFCLKDIV_OFFSET; + + mdiv = CM_REG_READL(plat, pllm_reg) & CLKMGR_PLLM_MDIV_MASK; + + vco = fref / arefdiv; + vco = vco * mdiv; + + return vco; +} + +static u64 clk_get_main_vco_clk_hz(struct socfpga_clk_platdata *plat) +{ + return clk_get_vco_clk_hz(plat, CM_MAINPLL_REG_PLLGLOB, + CM_MAINPLL_REG_PLLM); +} + +static u64 clk_get_per_vco_clk_hz(struct socfpga_clk_platdata *plat) +{ + return clk_get_vco_clk_hz(plat, CM_PERPLL_REG_PLLGLOB, + CM_PERPLL_REG_PLLM); +} + +static u32 clk_get_5_1_clk_src(struct socfpga_clk_platdata *plat, u64 reg) +{ + u32 clksrc = CM_REG_READL(plat, reg); + + return (clksrc & CLKMGR_CLKSRC_MASK) >> CLKMGR_CLKSRC_OFFSET; +} + +static u64 clk_get_clksrc_hz(struct socfpga_clk_platdata *plat, u32 clksrc_reg, + u32 main_reg, u32 per_reg) +{ + u64 clock; + u32 clklsrc = clk_get_5_1_clk_src(plat, clksrc_reg); + + switch (clklsrc) { + case CLKMGR_CLKSRC_MAIN: + clock = clk_get_main_vco_clk_hz(plat); + clock /= (CM_REG_READL(plat, main_reg) & + CLKMGR_CLKCNT_MSK); + break; + + case CLKMGR_CLKSRC_PER: + clock = clk_get_per_vco_clk_hz(plat); + clock /= (CM_REG_READL(plat, per_reg) & + CLKMGR_CLKCNT_MSK); + break; + + case CLKMGR_CLKSRC_OSC1: + clock = cm_get_osc_clk_hz(); + break; + + case CLKMGR_CLKSRC_INTOSC: + clock = cm_get_intosc_clk_hz(); + break; + + case CLKMGR_CLKSRC_FPGA: + clock = cm_get_fpga_clk_hz(); + break; + default: + return 0; + } + + return clock; +} + +static u64 clk_get_mpu_clk_hz(struct socfpga_clk_platdata *plat) +{ + u64 clock = clk_get_clksrc_hz(plat, CM_MAINPLL_REG_MPUCLK, + CM_MAINPLL_REG_PLLC0, + CM_PERPLL_REG_PLLC0); + + clock /= 1 + (CM_REG_READL(plat, CM_MAINPLL_REG_MPUCLK) & + CLKMGR_CLKCNT_MSK); + + return clock; +} + +static u32 clk_get_l3_main_clk_hz(struct socfpga_clk_platdata *plat) +{ + return clk_get_clksrc_hz(plat, CM_MAINPLL_REG_NOCCLK, + CM_MAINPLL_REG_PLLC1, + CM_PERPLL_REG_PLLC1); +} + +static u32 clk_get_l4_main_clk_hz(struct socfpga_clk_platdata *plat) +{ + u64 clock = clk_get_l3_main_clk_hz(plat); + + clock /= BIT((CM_REG_READL(plat, CM_MAINPLL_REG_NOCDIV) >> + CLKMGR_NOCDIV_L4MAIN_OFFSET) & + CLKMGR_NOCDIV_DIVIDER_MASK); + + return clock; +} + +static u32 clk_get_sdmmc_clk_hz(struct socfpga_clk_platdata *plat) +{ + u64 clock = clk_get_clksrc_hz(plat, CM_ALTERA_REG_SDMMCCTR, + CM_MAINPLL_REG_PLLC3, + CM_PERPLL_REG_PLLC3); + + clock /= 1 + (CM_REG_READL(plat, CM_ALTERA_REG_SDMMCCTR) & + CLKMGR_CLKCNT_MSK); + + return clock / 4; +} + +static u32 clk_get_l4_sp_clk_hz(struct socfpga_clk_platdata *plat) +{ + u64 clock = clk_get_l3_main_clk_hz(plat); + + clock /= BIT((CM_REG_READL(plat, CM_MAINPLL_REG_NOCDIV) >> + CLKMGR_NOCDIV_L4SPCLK_OFFSET) & + CLKMGR_NOCDIV_DIVIDER_MASK); + + return clock; +} + +static u32 clk_get_l4_mp_clk_hz(struct socfpga_clk_platdata *plat) +{ + u64 clock = clk_get_l3_main_clk_hz(plat); + + clock /= BIT((CM_REG_READL(plat, CM_MAINPLL_REG_NOCDIV) >> + CLKMGR_NOCDIV_L4MPCLK_OFFSET) & + CLKMGR_NOCDIV_DIVIDER_MASK); + + return clock; +} + +static u32 clk_get_l4_sys_free_clk_hz(struct socfpga_clk_platdata *plat) +{ + if (CM_REG_READL(plat, CM_REG_STAT) & CLKMGR_STAT_BOOTMODE) + return clk_get_l3_main_clk_hz(plat) / 2; + + return clk_get_l3_main_clk_hz(plat) / 4; +} + +static u32 clk_get_emac_clk_hz(struct socfpga_clk_platdata *plat, u32 emac_id) +{ + bool emacsel_a; + u32 ctl; + u32 ctr_reg; + u32 clock; + u32 div; + u32 reg; + + /* Get EMAC clock source */ + ctl = CM_REG_READL(plat, CM_PERPLL_REG_EMACCTL); + if (emac_id == STRATIX10_EMAC0_CLK) + ctl = (ctl >> CLKMGR_PERPLLGRP_EMACCTL_EMAC0SELB_OFFSET) & + CLKMGR_PERPLLGRP_EMACCTL_EMAC0SELB_MASK; + else if (emac_id == STRATIX10_EMAC1_CLK) + ctl = (ctl >> CLKMGR_PERPLLGRP_EMACCTL_EMAC1SELB_OFFSET) & + CLKMGR_PERPLLGRP_EMACCTL_EMAC1SELB_MASK; + else if (emac_id == STRATIX10_EMAC2_CLK) + ctl = (ctl >> CLKMGR_PERPLLGRP_EMACCTL_EMAC2SELB_OFFSET) & + CLKMGR_PERPLLGRP_EMACCTL_EMAC2SELB_MASK; + else + return 0; + + if (ctl) { + /* EMAC B source */ + emacsel_a = false; + ctr_reg = CM_ALTERA_REG_EMACBCTR; + } else { + /* EMAC A source */ + emacsel_a = true; + ctr_reg = CM_ALTERA_REG_EMACACTR; + } + + reg = CM_REG_READL(plat, ctr_reg); + clock = (reg & CLKMGR_ALT_EMACCTR_SRC_MASK) + >> CLKMGR_ALT_EMACCTR_SRC_OFFSET; + div = (reg & CLKMGR_ALT_EMACCTR_CNT_MASK) + >> CLKMGR_ALT_EMACCTR_CNT_OFFSET; + + switch (clock) { + case CLKMGR_CLKSRC_MAIN: + clock = clk_get_main_vco_clk_hz(plat); + if (emacsel_a) { + clock /= (CM_REG_READL(plat, CM_MAINPLL_REG_PLLC2) & + CLKMGR_CLKCNT_MSK); + } else { + clock /= (CM_REG_READL(plat, CM_MAINPLL_REG_PLLC3) & + CLKMGR_CLKCNT_MSK); + } + break; + + case CLKMGR_CLKSRC_PER: + clock = clk_get_per_vco_clk_hz(plat); + if (emacsel_a) { + clock /= (CM_REG_READL(plat, CM_PERPLL_REG_PLLC2) & + CLKMGR_CLKCNT_MSK); + } else { + clock /= (CM_REG_READL(plat, CM_PERPLL_REG_PLLC3) & + CLKMGR_CLKCNT_MSK); + } + break; + + case CLKMGR_CLKSRC_OSC1: + clock = cm_get_osc_clk_hz(); + break; + + case CLKMGR_CLKSRC_INTOSC: + clock = cm_get_intosc_clk_hz(); + break; + + case CLKMGR_CLKSRC_FPGA: + clock = cm_get_fpga_clk_hz(); + break; + } + + clock /= 1 + div; + + return clock; +} + +static ulong socfpga_clk_get_rate(struct clk *clk) +{ + struct socfpga_clk_platdata *plat = dev_get_platdata(clk->dev); + + switch (clk->id) { + case STRATIX10_MPU_CLK: + return clk_get_mpu_clk_hz(plat); + case STRATIX10_L4_MAIN_CLK: + return clk_get_l4_main_clk_hz(plat); + case STRATIX10_L4_SYS_FREE_CLK: + return clk_get_l4_sys_free_clk_hz(plat); + case STRATIX10_L4_MP_CLK: + return clk_get_l4_mp_clk_hz(plat); + case STRATIX10_L4_SP_CLK: + return clk_get_l4_sp_clk_hz(plat); + case STRATIX10_SDMMC_CLK: + return clk_get_sdmmc_clk_hz(plat); + case STRATIX10_EMAC0_CLK: + case STRATIX10_EMAC1_CLK: + case STRATIX10_EMAC2_CLK: + return clk_get_emac_clk_hz(plat, clk->id); + case STRATIX10_USB_CLK: + return clk_get_l4_mp_clk_hz(plat); + default: + return -ENXIO; + } +} + +static int socfpga_clk_probe(struct udevice *dev) +{ + const struct cm_config *cm_default_cfg = cm_get_default_config(); + + clk_basic_init(dev, cm_default_cfg); + + return 0; +} + +static int socfpga_clk_ofdata_to_platdata(struct udevice *dev) +{ + struct socfpga_clk_platdata *plat = dev_get_platdata(dev); + fdt_addr_t addr; + + addr = devfdt_get_addr(dev); + if (addr == FDT_ADDR_T_NONE) + return -EINVAL; + plat->regs = (void __iomem *)addr; + + return 0; +} + +static struct clk_ops socfpga_clk_ops = { + .get_rate = socfpga_clk_get_rate, +}; + +static const struct udevice_id socfpga_clk_match[] = { + { .compatible = "intel,agilex-clkmgr" }, + {} +}; + +U_BOOT_DRIVER(socfpga_agilex_clk) = { + .name = "clk-agilex", + .id = UCLASS_CLK, + .of_match = socfpga_clk_match, + .ops = &socfpga_clk_ops, + .probe = socfpga_clk_probe, + .ofdata_to_platdata = socfpga_clk_ofdata_to_platdata, + .platdata_auto_alloc_size = sizeof(struct socfpga_clk_platdata), +}; diff --git a/include/dt-bindings/clock/stratix10-clock.h b/include/dt-bindings/clock/stratix10-clock.h new file mode 100644 index 0000000000..95f58eea85 --- /dev/null +++ b/include/dt-bindings/clock/stratix10-clock.h @@ -0,0 +1,84 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Copyright (C) 2017, Intel Corporation + */ + +#ifndef __STRATIX10_CLOCK_H +#define __STRATIX10_CLOCK_H + +/* fixed rate clocks */ +#define STRATIX10_OSC1 0 +#define STRATIX10_CB_INTOSC_HS_DIV2_CLK 1 +#define STRATIX10_CB_INTOSC_LS_CLK 2 +#define STRATIX10_F2S_FREE_CLK 3 + +/* fixed factor clocks */ +#define STRATIX10_L4_SYS_FREE_CLK 4 +#define STRATIX10_MPU_PERIPH_CLK 5 +#define STRATIX10_MPU_L2RAM_CLK 6 +#define STRATIX10_SDMMC_CIU_CLK 7 + +/* PLL clocks */ +#define STRATIX10_MAIN_PLL_CLK 8 +#define STRATIX10_PERIPH_PLL_CLK 9 +#define STRATIX10_BOOT_CLK 10 + +/* Periph clocks */ +#define STRATIX10_MAIN_MPU_BASE_CLK 11 +#define STRATIX10_MAIN_NOC_BASE_CLK 12 +#define STRATIX10_MAIN_EMACA_CLK 13 +#define STRATIX10_MAIN_EMACB_CLK 14 +#define STRATIX10_MAIN_EMAC_PTP_CLK 15 +#define STRATIX10_MAIN_GPIO_DB_CLK 16 +#define STRATIX10_MAIN_SDMMC_CLK 17 +#define STRATIX10_MAIN_S2F_USR0_CLK 18 +#define STRATIX10_MAIN_S2F_USR1_CLK 19 +#define STRATIX10_MAIN_PSI_REF_CLK 20 + +#define STRATIX10_PERI_MPU_BASE_CLK 21 +#define STRATIX10_PERI_NOC_BASE_CLK 22 +#define STRATIX10_PERI_EMACA_CLK 23 +#define STRATIX10_PERI_EMACB_CLK 24 +#define STRATIX10_PERI_EMAC_PTP_CLK 25 +#define STRATIX10_PERI_GPIO_DB_CLK 26 +#define STRATIX10_PERI_SDMMC_CLK 27 +#define STRATIX10_PERI_S2F_USR0_CLK 28 +#define STRATIX10_PERI_S2F_USR1_CLK 29 +#define STRATIX10_PERI_PSI_REF_CLK 30 + +#define STRATIX10_MPU_FREE_CLK 31 +#define STRATIX10_NOC_FREE_CLK 32 +#define STRATIX10_S2F_USR0_CLK 33 +#define STRATIX10_NOC_CLK 34 +#define STRATIX10_EMAC_A_FREE_CLK 35 +#define STRATIX10_EMAC_B_FREE_CLK 36 +#define STRATIX10_EMAC_PTP_FREE_CLK 37 +#define STRATIX10_GPIO_DB_FREE_CLK 38 +#define STRATIX10_SDMMC_FREE_CLK 39 +#define STRATIX10_S2F_USER1_FREE_CLK 40 +#define STRATIX10_PSI_REF_FREE_CLK 41 + +/* Gate clocks */ +#define STRATIX10_MPU_CLK 42 +#define STRATIX10_L4_MAIN_CLK 43 +#define STRATIX10_L4_MP_CLK 44 +#define STRATIX10_L4_SP_CLK 45 +#define STRATIX10_CS_AT_CLK 46 +#define STRATIX10_CS_TRACE_CLK 47 +#define STRATIX10_CS_PDBG_CLK 48 +#define STRATIX10_CS_TIMER_CLK 49 +#define STRATIX10_S2F_USER0_CLK 50 +#define STRATIX10_S2F_USER1_CLK 51 +#define STRATIX10_EMAC0_CLK 52 +#define STRATIX10_EMAC1_CLK 53 +#define STRATIX10_EMAC2_CLK 54 +#define STRATIX10_EMAC_PTP_CLK 55 +#define STRATIX10_GPIO_DB_CLK 56 +#define STRATIX10_SDMMC_CLK 57 +#define STRATIX10_PSI_REF_CLK 58 +#define STRATIX10_USB_CLK 59 +#define STRATIX10_SPI_M_CLK 60 +#define STRATIX10_NAND_CLK 61 +#define STRATIX10_NUM_CLKS 62 + +#endif /* __STRATIX10_CLOCK_H */

Add Cache Coherency Unit (CCU) support for Agilex. CCU is to ensures consistency of shared data between multi masters in the system.

Software need to initialize CCU's directories and coherency agent interfaces in CCU IP.

Signed-off-by: Ley Foon Tan ley.foon.tan@intel.com --- arch/arm/mach-socfpga/Makefile | 3 + arch/arm/mach-socfpga/ccu_agilex.c | 99 +++++++++++++++++++ .../mach-socfpga/include/mach/ccu_agilex.h | 67 +++++++++++++ 3 files changed, 169 insertions(+) create mode 100644 arch/arm/mach-socfpga/ccu_agilex.c create mode 100644 arch/arm/mach-socfpga/include/mach/ccu_agilex.h

diff --git a/arch/arm/mach-socfpga/Makefile b/arch/arm/mach-socfpga/Makefile index 5bb36d07df..51355ad070 100644 --- a/arch/arm/mach-socfpga/Makefile +++ b/arch/arm/mach-socfpga/Makefile @@ -59,6 +59,9 @@ ifdef CONFIG_TARGET_SOCFPGA_STRATIX10 obj-y += firewall.o obj-y += spl_s10.o endif +ifdef CONFIG_TARGET_SOCFPGA_AGILEX +obj-y += ccu_agilex.o +endif endif

ifdef CONFIG_TARGET_SOCFPGA_GEN5 diff --git a/arch/arm/mach-socfpga/ccu_agilex.c b/arch/arm/mach-socfpga/ccu_agilex.c new file mode 100644 index 0000000000..f27a48b523 --- /dev/null +++ b/arch/arm/mach-socfpga/ccu_agilex.c @@ -0,0 +1,99 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (C) 2019 Intel Corporation <www.intel.com> + * + */ +#include <asm/io.h> +#include <wait_bit.h> +#include <asm/arch/ccu_agilex.h> + +static void ccu_init_dirs(void) +{ + ulong i, f; + int ret; + u32 num_of_dirs; + u32 num_of_snoop_filters; + u32 reg; + + num_of_dirs = CSUIDR_NUMDIRUS_GET(readl(CCU_REG_ADDR(CSUIDR))); + num_of_snoop_filters = + CSIDR_NUMSFS_GET(readl(CCU_REG_ADDR(CSIDR))) + 1; + + /* Initialize each snoop filter in each directory */ + for (f = 0; f < num_of_snoop_filters; f++) { + reg = f << DIRUSFMCR_SFID_SHIFT; + for (i = 0; i < num_of_dirs; i++) { + /* Initialize all entries */ + writel(reg, CCU_DIR_REG_ADDR(i, DIRUSFMCR)); + + /* Poll snoop filter maintenance operation active + * bit become 0. + */ + ret = wait_for_bit_le32((const void *) + CCU_DIR_REG_ADDR(i, DIRUSFMAR), + BIT(0), false, 1000, false); + if (ret) { + puts("CCU: Directory initialization failed!\n"); + hang(); + } + + /* Enable snoop filter, a bit per snoop filter */ + setbits_le32((ulong)CCU_DIR_REG_ADDR(i, DIRUSFER), + BIT(f)); + } + } +} + +void ccu_init_coh_agent_intf(void) +{ + u32 num_of_coh_agent_intf; + u32 num_of_dirs; + u32 reg; + u32 type; + u32 i, dir; + + num_of_coh_agent_intf = + CSUIDR_NUMCAIUS_GET(readl(CCU_REG_ADDR(CSUIDR))); + num_of_dirs = CSUIDR_NUMDIRUS_GET(readl(CCU_REG_ADDR(CSUIDR))); + + for (i = 0; i < num_of_coh_agent_intf; i++) { + reg = readl((ulong)CCU_CAIU_REG_ADDR(i, CAIUIDR)); + if (CAIUIDR_CA_GET(reg)) { + /* Caching agent bit is enabled, enable caching agent + * snoop in each directory + */ + for (dir = 0; dir < num_of_dirs; dir++) { + setbits_le32((ulong) + CCU_DIR_REG_ADDR(dir, DIRUCASER0), + BIT(i)); + } + } + + type = CAIUIDR_TYPE_GET(reg); + if (type == CAIUIDR_TYPE_ACE_CAI_DVM_SUPPORT || + type == CAIUIDR_TYPE_ACELITE_CAI_DVM_SUPPORT) { + /* DVM support is enabled, enable ACE DVM snoop*/ + setbits_le32((ulong)(CCU_REG_ADDR(CSADSER0)), + BIT(i)); + } + } +} + +static void ocram_bypass_firewall(void) +{ + clrbits_le32((ulong)(COH_CPU0_BYPASS_REG_ADDR(OCRAM_BLK_CGF_01_REG)), + OCRAM_PRIVILEGED_MASK | OCRAM_SECURE_MASK); + clrbits_le32((ulong)(COH_CPU0_BYPASS_REG_ADDR(OCRAM_BLK_CGF_02_REG)), + OCRAM_PRIVILEGED_MASK | OCRAM_SECURE_MASK); + clrbits_le32((ulong)(COH_CPU0_BYPASS_REG_ADDR(OCRAM_BLK_CGF_03_REG)), + OCRAM_PRIVILEGED_MASK | OCRAM_SECURE_MASK); + clrbits_le32((ulong)(COH_CPU0_BYPASS_REG_ADDR(OCRAM_BLK_CGF_04_REG)), + OCRAM_PRIVILEGED_MASK | OCRAM_SECURE_MASK); +} + +void ccu_init(void) +{ + ccu_init_dirs(); + ccu_init_coh_agent_intf(); + ocram_bypass_firewall(); +} diff --git a/arch/arm/mach-socfpga/include/mach/ccu_agilex.h b/arch/arm/mach-socfpga/include/mach/ccu_agilex.h new file mode 100644 index 0000000000..4e5373e0ad --- /dev/null +++ b/arch/arm/mach-socfpga/include/mach/ccu_agilex.h @@ -0,0 +1,67 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Copyright (C) 2019 Intel Corporation <www.intel.com> + */ + +#ifndef _CCU_AGILEX_H_ +#define _CCU_AGILEX_H_ + +/* Directory */ +#define DIRUSFER 0x80010 +#define DIRUCASER0 0x80040 +#define DIRUMRHER 0x80070 +#define DIRUSFMCR 0x80080 +#define DIRUSFMAR 0x80084 + +#define DIRUSFMCR_SFID_SHIFT 16 + +/* Coherent cache agent interface */ +#define CAIUIDR 0x00ffc + +#define CAIUIDR_CA_GET(v) (((v) & 0x00008000) >> 15) +#define CAIUIDR_TYPE_GET(v) (((v) & 0x000f0000) >> 16) +#define CAIUIDR_TYPE_ACE_CAI_DVM_SUPPORT 0 +#define CAIUIDR_TYPE_ACELITE_CAI_DVM_SUPPORT 1 + +/* Coherent subsystem */ +#define CSADSER0 0xff040 +#define CSUIDR 0xffff8 +#define CSIDR 0xffffc + +#define CSUIDR_NUMCAIUS_GET(v) (((v) & 0x0000007f) >> 0) +#define CSUIDR_NUMDIRUS_GET(v) (((v) & 0x003f0000) >> 16) +#define CSUIDR_NUMCMIUS_GET(v) (((v) & 0x3f000000) >> 24) + +#define CSIDR_NUMSFS_GET(v) (((v) & 0x007c0000) >> 18) + +#define DIR_REG_OFF 0x1000 +#define CAIU_REG_OFF 0x1000 +#define COHMEM_REG_OFF 0x1000 + +#define CCU_REG_ADDR(reg) \ + (SOCFPGA_CCU_ADDRESS + (reg)) + +#define CCU_DIR_REG_ADDR(dir, reg) \ + (CCU_REG_ADDR(reg) + ((dir) * DIR_REG_OFF)) + +#define CCU_CAIU_REG_ADDR(caiu, reg) \ + (CCU_REG_ADDR(reg) + ((caiu) * CAIU_REG_OFF)) + +/* Coherent CPU BYPASS OCRAM */ +#define COH_CPU0_BYPASS_OC_BASE (SOCFPGA_CCU_ADDRESS + 0x100200) + +#define OCRAM_BLK_CGF_01_REG 0x4 +#define OCRAM_BLK_CGF_02_REG 0x8 +#define OCRAM_BLK_CGF_03_REG 0xc +#define OCRAM_BLK_CGF_04_REG 0x10 +#define OCRAM_SECURE_REGIONS 4 + +#define OCRAM_PRIVILEGED_MASK BIT(29) +#define OCRAM_SECURE_MASK BIT(30) + +#define COH_CPU0_BYPASS_REG_ADDR(reg) \ + (COH_CPU0_BYPASS_OC_BASE + (reg)) + +void ccu_init(void); + +#endif /* _CCU_AGILEX_H_ */

Add SDRAM driver for Agilex SoC.

Signed-off-by: Tien Fong Chee tien.fong.chee@intel.com Signed-off-by: Ley Foon Tan ley.foon.tan@intel.com --- drivers/ddr/altera/Kconfig | 6 +- drivers/ddr/altera/Makefile | 1 + drivers/ddr/altera/sdram_agilex.c | 158 ++++++++++++++++++++++++++++++ drivers/ddr/altera/sdram_common.c | 1 + drivers/ddr/altera/sdram_common.h | 1 + 5 files changed, 164 insertions(+), 3 deletions(-) create mode 100644 drivers/ddr/altera/sdram_agilex.c

diff --git a/drivers/ddr/altera/Kconfig b/drivers/ddr/altera/Kconfig index 2b1c1be3b5..8f590dc5f6 100644 --- a/drivers/ddr/altera/Kconfig +++ b/drivers/ddr/altera/Kconfig @@ -1,8 +1,8 @@ config SPL_ALTERA_SDRAM bool "SoCFPGA DDR SDRAM driver in SPL" depends on SPL - depends on TARGET_SOCFPGA_GEN5 || TARGET_SOCFPGA_ARRIA10 || TARGET_SOCFPGA_STRATIX10 - select RAM if TARGET_SOCFPGA_GEN5 || TARGET_SOCFPGA_STRATIX10 - select SPL_RAM if TARGET_SOCFPGA_GEN5 || TARGET_SOCFPGA_STRATIX10 + depends on TARGET_SOCFPGA_GEN5 || TARGET_SOCFPGA_ARRIA10 || TARGET_SOCFPGA_STRATIX10 || TARGET_SOCFPGA_AGILEX + select RAM if TARGET_SOCFPGA_GEN5 || TARGET_SOCFPGA_STRATIX10 || TARGET_SOCFPGA_AGILEX + select SPL_RAM if TARGET_SOCFPGA_GEN5 || TARGET_SOCFPGA_STRATIX10 || TARGET_SOCFPGA_AGILEX help Enable DDR SDRAM controller for the SoCFPGA devices. diff --git a/drivers/ddr/altera/Makefile b/drivers/ddr/altera/Makefile index 09454461a9..b3b48948bf 100644 --- a/drivers/ddr/altera/Makefile +++ b/drivers/ddr/altera/Makefile @@ -10,4 +10,5 @@ ifdef CONFIG_$(SPL_)ALTERA_SDRAM obj-$(CONFIG_TARGET_SOCFPGA_GEN5) += sdram_gen5.o sequencer.o obj-$(CONFIG_TARGET_SOCFPGA_ARRIA10) += sdram_arria10.o obj-$(CONFIG_TARGET_SOCFPGA_STRATIX10) += sdram_common.o sdram_s10.o +obj-$(CONFIG_TARGET_SOCFPGA_AGILEX) += sdram_common.o sdram_agilex.o endif diff --git a/drivers/ddr/altera/sdram_agilex.c b/drivers/ddr/altera/sdram_agilex.c new file mode 100644 index 0000000000..20913ccfa7 --- /dev/null +++ b/drivers/ddr/altera/sdram_agilex.c @@ -0,0 +1,158 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (C) 2019 Intel Corporation <www.intel.com> + * + */ + +#include <common.h> +#include <dm.h> +#include <errno.h> +#include <div64.h> +#include <fdtdec.h> +#include <ram.h> +#include <reset.h> +#include "sdram_common.h" +#include <wait_bit.h> +#include <asm/arch/firewall.h> +#include <asm/arch/reset_manager.h> +#include <asm/arch/system_manager.h> +#include <asm/io.h> +#include <linux/sizes.h> + +DECLARE_GLOBAL_DATA_PTR; + +int sdram_mmr_init_full(struct udevice *dev) +{ + struct altera_sdram_platdata *plat = dev->platdata; + struct altera_sdram_priv *priv = dev_get_priv(dev); + u32 i; + int ret; + phys_size_t hw_size; + bd_t bd = {0}; + + /* Ensure HMC clock is running */ + if (poll_hmc_clock_status()) { + debug("DDR: Error as HMC clock was not running\n"); + return -EPERM; + } + + /* Trying 3 times to do a calibration */ + for (i = 0; i < 3; i++) { + ret = wait_for_bit_le32((const void *)(plat->hmc + + DDRCALSTAT), + DDR_HMC_DDRCALSTAT_CAL_MSK, true, 1000, + false); + if (!ret) + break; + + emif_reset(plat); + } + + if (ret) { + puts("DDR: Error as SDRAM calibration failed\n"); + return -EPERM; + } + debug("DDR: Calibration success\n"); + + /* + * Configure the DDR IO size [0xFFCFB008] + * niosreserve0: Used to indicate DDR width & + * bit[7:0] = Number of data bits (bit[6:5] 0x01=32bit, 0x10=64bit) + * bit[8] = 1 if user-mode OCT is present + * bit[9] = 1 if warm reset compiled into EMIF Cal Code + * bit[10] = 1 if warm reset is on during generation in EMIF Cal + * niosreserve1: IP ADCDS version encoded as 16 bit value + * bit[2:0] = Variant (0=not special,1=FAE beta, 2=Customer beta, + * 3=EAP, 4-6 are reserved) + * bit[5:3] = Service Pack # (e.g. 1) + * bit[9:6] = Minor Release # + * bit[14:10] = Major Release # + */ + /* Configure DDR IO size x16, x32 and x64 mode */ + u32 update_value; + + update_value = hmc_readl(plat, NIOSRESERVED0); + update_value = (update_value & 0xFF) >> 5; + + /* Configure DDR data rate 0-HAlf-rate 1-Quarter-rate */ + update_value |= (hmc_readl(plat, CTRLCFG3) & 0x4) >> 1; + hmc_ecc_writel(plat, update_value, DDRIOCTRL); + + /* Copy values MMR IOHMC dramaddrw to HMC adp DRAMADDRWIDTH */ + hmc_ecc_writel(plat, hmc_readl(plat, DRAMADDRW), DRAMADDRWIDTH); + + /* assigning the SDRAM size */ + phys_size_t size = sdram_calculate_size(plat); + + if (size <= 0) + hw_size = PHYS_SDRAM_1_SIZE; + else + hw_size = size; + + /* Get bank configuration from devicetree */ + ret = fdtdec_decode_ram_size(gd->fdt_blob, NULL, 0, NULL, + (phys_size_t *)&gd->ram_size, &bd); + if (ret) { + puts("DDR: Failed to decode memory node\n"); + return -1; + } + + if (gd->ram_size != hw_size) + printf("DDR: Warning: DRAM size from device tree mismatch with hardware.\n"); + + printf("DDR: %lld MiB\n", gd->ram_size >> 20); + + /* This enables nonsecure access to DDR */ + /* mpuregion0addr_limit */ + FW_MPU_DDR_SCR_WRITEL(gd->ram_size - 1, + FW_MPU_DDR_SCR_MPUREGION0ADDR_LIMIT); + FW_MPU_DDR_SCR_WRITEL(0x1F, FW_MPU_DDR_SCR_MPUREGION0ADDR_LIMITEXT); + + /* nonmpuregion0addr_limit */ + FW_MPU_DDR_SCR_WRITEL(gd->ram_size - 1, + FW_MPU_DDR_SCR_NONMPUREGION0ADDR_LIMIT); + + /* Enable mpuregion0enable and nonmpuregion0enable */ + FW_MPU_DDR_SCR_WRITEL(MPUREGION0_ENABLE | NONMPUREGION0_ENABLE, + FW_MPU_DDR_SCR_EN_SET); + + u32 ctrlcfg1 = hmc_readl(plat, CTRLCFG1); + + /* Enable or disable the DDR ECC */ + if (CTRLCFG1_CFG_CTRL_EN_ECC(ctrlcfg1)) { + setbits_le32(plat->hmc + ECCCTRL1, + (DDR_HMC_ECCCTL_AWB_CNT_RST_SET_MSK | + DDR_HMC_ECCCTL_CNT_RST_SET_MSK | + DDR_HMC_ECCCTL_ECC_EN_SET_MSK)); + clrbits_le32(plat->hmc + ECCCTRL1, + (DDR_HMC_ECCCTL_AWB_CNT_RST_SET_MSK | + DDR_HMC_ECCCTL_CNT_RST_SET_MSK)); + setbits_le32(plat->hmc + ECCCTRL2, + (DDR_HMC_ECCCTL2_RMW_EN_SET_MSK | + DDR_HMC_ECCCTL2_AWB_EN_SET_MSK)); + setbits_le32(plat->hmc + ERRINTEN, + DDR_HMC_ERRINTEN_DERRINTEN_EN_SET_MSK); + + /* Enable non-secure writes to HMC Adapter for SDRAM ECC */ + writel(FW_HMC_ADAPTOR_MPU_MASK, FW_HMC_ADAPTOR_REG_ADDR); + + if (!cpu_has_been_warmreset()) + sdram_init_ecc_bits(&bd); + } else { + clrbits_le32(plat->hmc + ECCCTRL1, + (DDR_HMC_ECCCTL_AWB_CNT_RST_SET_MSK | + DDR_HMC_ECCCTL_CNT_RST_SET_MSK | + DDR_HMC_ECCCTL_ECC_EN_SET_MSK)); + clrbits_le32(plat->hmc + ECCCTRL2, + (DDR_HMC_ECCCTL2_RMW_EN_SET_MSK | + DDR_HMC_ECCCTL2_AWB_EN_SET_MSK)); + } + + sdram_size_check(&bd); + + priv->info.base = bd.bi_dram[0].start; + priv->info.size = gd->ram_size; + + debug("DDR: HMC init success\n"); + return 0; +} diff --git a/drivers/ddr/altera/sdram_common.c b/drivers/ddr/altera/sdram_common.c index 24ab5f932b..d3a45c0ae7 100644 --- a/drivers/ddr/altera/sdram_common.c +++ b/drivers/ddr/altera/sdram_common.c @@ -292,6 +292,7 @@ static struct ram_ops altera_sdram_ops = {

static const struct udevice_id altera_sdram_ids[] = { { .compatible = "altr,sdr-ctl-s10" }, + { .compatible = "altr,sdr-ctl-agilex" }, { /* sentinel */ } };

diff --git a/drivers/ddr/altera/sdram_common.h b/drivers/ddr/altera/sdram_common.h index 814ab52be3..89cea3d003 100644 --- a/drivers/ddr/altera/sdram_common.h +++ b/drivers/ddr/altera/sdram_common.h @@ -69,6 +69,7 @@ struct altera_sdram_platdata { /* HMC MMR IO48 registers */ #define CTRLCFG0 0x28 #define CTRLCFG1 0x2c +#define CTRLCFG3 0x34 #define DRAMTIMING0 0x50 #define CALTIMING0 0x7c #define CALTIMING1 0x80

Add SPL support for Agilex SoC.

Signed-off-by: Ley Foon Tan ley.foon.tan@intel.com --- arch/arm/mach-socfpga/Makefile | 1 + arch/arm/mach-socfpga/spl_agilex.c | 100 +++++++++++++++++++++++++++++ 2 files changed, 101 insertions(+) create mode 100644 arch/arm/mach-socfpga/spl_agilex.c

diff --git a/arch/arm/mach-socfpga/Makefile b/arch/arm/mach-socfpga/Makefile index 51355ad070..476dcaefff 100644 --- a/arch/arm/mach-socfpga/Makefile +++ b/arch/arm/mach-socfpga/Makefile @@ -61,6 +61,7 @@ obj-y += spl_s10.o endif ifdef CONFIG_TARGET_SOCFPGA_AGILEX obj-y += ccu_agilex.o +obj-y += spl_agilex.o endif endif

diff --git a/arch/arm/mach-socfpga/spl_agilex.c b/arch/arm/mach-socfpga/spl_agilex.c new file mode 100644 index 0000000000..0cc0a7f798 --- /dev/null +++ b/arch/arm/mach-socfpga/spl_agilex.c @@ -0,0 +1,100 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (C) 2019 Intel Corporation <www.intel.com> + * + */ + +#include <asm/io.h> +#include <asm/u-boot.h> +#include <asm/utils.h> +#include <common.h> +#include <image.h> +#include <spl.h> +#include <asm/arch/ccu_agilex.h> +#include <asm/arch/clock_manager.h> +#include <asm/arch/firewall.h> +#include <asm/arch/mailbox_s10.h> +#include <asm/arch/reset_manager.h> +#include <asm/arch/system_manager.h> +#include <watchdog.h> +#include <dm/uclass.h> + +DECLARE_GLOBAL_DATA_PTR; + +static struct socfpga_system_manager *sysmgr_regs = + (struct socfpga_system_manager *)SOCFPGA_SYSMGR_ADDRESS; + +u32 spl_boot_device(void) +{ + return BOOT_DEVICE_MMC1; +} + +#ifdef CONFIG_SPL_MMC_SUPPORT +u32 spl_boot_mode(const u32 boot_device) +{ +#if defined(CONFIG_SPL_FS_FAT) || defined(CONFIG_SPL_FS_EXT4) + return MMCSD_MODE_FS; +#else + return MMCSD_MODE_RAW; +#endif +} +#endif + +void board_init_f(ulong dummy) +{ + int ret; + struct udevice *dev; + +#ifdef CONFIG_HW_WATCHDOG + /* Ensure watchdog is paused when debugging is happening */ + writel(SYSMGR_WDDBG_PAUSE_ALL_CPU, &sysmgr_regs->wddbg); + + /* Enable watchdog before initializing the HW */ + socfpga_per_reset(SOCFPGA_RESET(L4WD0), 1); + socfpga_per_reset(SOCFPGA_RESET(L4WD0), 0); + hw_watchdog_init(); +#endif + + /* ensure all processors are not released prior Linux boot */ + writeq(0, CPU_RELEASE_ADDR); + + timer_init(); + + sysmgr_pinmux_init(); + + ret = spl_early_init(); + if (ret) { + debug("spl_early_init() failed: %d\n", ret); + hang(); + } + + ret = uclass_get_device(UCLASS_CLK, 0, &dev); + if (ret) { + debug("Clock init failed: %d\n", ret); + hang(); + } + + preloader_console_init(); + cm_print_clock_quick_summary(); + + /* enable non-secure interface to DMA330 DMA and peripherals */ + writel(SYSMGR_DMA_IRQ_NS | SYSMGR_DMA_MGR_NS, &sysmgr_regs->dma); + writel(SYSMGR_DMAPERIPH_ALL_NS, &sysmgr_regs->dma_periph); + + firewall_setup(); + ccu_init(); + +#if CONFIG_IS_ENABLED(ALTERA_SDRAM) + ret = uclass_get_device(UCLASS_RAM, 0, &dev); + if (ret) { + debug("DRAM init failed: %d\n", ret); + hang(); + } +#endif + + mbox_init(); + +#ifdef CONFIG_CADENCE_QSPI + mbox_qspi_open(); +#endif +}

Add build support for Agilex SoC.

Signed-off-by: Ley Foon Tan ley.foon.tan@intel.com --- arch/arm/Kconfig | 4 +- arch/arm/mach-socfpga/Kconfig | 15 ++ arch/arm/mach-socfpga/Makefile | 9 ++ configs/socfpga_agilex_defconfig | 57 +++++++ include/configs/socfpga_agilex_socdk.h | 208 +++++++++++++++++++++++++ 5 files changed, 291 insertions(+), 2 deletions(-) create mode 100644 configs/socfpga_agilex_defconfig create mode 100644 include/configs/socfpga_agilex_socdk.h

diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 01ff57cf1b..213c37cd7e 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -870,7 +870,7 @@ config ARCH_SOCFPGA bool "Altera SOCFPGA family" select ARCH_EARLY_INIT_R select ARCH_MISC_INIT if !TARGET_SOCFPGA_ARRIA10 - select ARM64 if TARGET_SOCFPGA_STRATIX10 + select ARM64 if TARGET_SOCFPGA_STRATIX10 || TARGET_SOCFPGA_AGILEX select CPU_V7A if TARGET_SOCFPGA_GEN5 || TARGET_SOCFPGA_ARRIA10 select DM select DM_SERIAL @@ -882,7 +882,7 @@ config ARCH_SOCFPGA select SPL_LIBGENERIC_SUPPORT select SPL_NAND_SUPPORT if SPL_NAND_DENALI select SPL_OF_CONTROL - select SPL_SEPARATE_BSS if TARGET_SOCFPGA_STRATIX10 + select SPL_SEPARATE_BSS if TARGET_SOCFPGA_STRATIX10 || TARGET_SOCFPGA_AGILEX select SPL_SERIAL_SUPPORT select SPL_WATCHDOG_SUPPORT select SUPPORT_SPL diff --git a/arch/arm/mach-socfpga/Kconfig b/arch/arm/mach-socfpga/Kconfig index 48f02f08d4..b850a8ab1f 100644 --- a/arch/arm/mach-socfpga/Kconfig +++ b/arch/arm/mach-socfpga/Kconfig @@ -20,6 +20,14 @@ config SYS_TEXT_BASE default 0x01000040 if TARGET_SOCFPGA_ARRIA10 default 0x01000040 if TARGET_SOCFPGA_GEN5

+config TARGET_SOCFPGA_AGILEX + bool + select ARMV8_MULTIENTRY + select ARMV8_SET_SMPEN + select ARMV8_SPIN_TABLE + select CLK + select SPL_CLK if SPL + config TARGET_SOCFPGA_ARRIA5 bool select TARGET_SOCFPGA_GEN5 @@ -64,6 +72,10 @@ choice prompt "Altera SOCFPGA board select" optional

+config TARGET_SOCFPGA_AGILEX_SOCDK + bool "Intel SOCFPGA SoCDK (Agilex)" + select TARGET_SOCFPGA_AGILEX + config TARGET_SOCFPGA_ARIES_MCVEVK bool "Aries MCVEVK (Cyclone V)" select TARGET_SOCFPGA_CYCLONE5 @@ -124,6 +136,7 @@ config TARGET_SOCFPGA_TERASIC_SOCKIT endchoice

config SYS_BOARD + default "agilex-socdk" if TARGET_SOCFPGA_AGILEX_SOCDK default "arria5-socdk" if TARGET_SOCFPGA_ARRIA5_SOCDK default "arria10-socdk" if TARGET_SOCFPGA_ARRIA10_SOCDK default "cyclone5-socdk" if TARGET_SOCFPGA_CYCLONE5_SOCDK @@ -140,6 +153,7 @@ config SYS_BOARD default "vining_fpga" if TARGET_SOCFPGA_SAMTEC_VINING_FPGA

config SYS_VENDOR + default "intel" if TARGET_SOCFPGA_AGILEX_SOCDK default "altera" if TARGET_SOCFPGA_ARRIA5_SOCDK default "altera" if TARGET_SOCFPGA_ARRIA10_SOCDK default "altera" if TARGET_SOCFPGA_CYCLONE5_SOCDK @@ -157,6 +171,7 @@ config SYS_SOC default "socfpga"

config SYS_CONFIG_NAME + default "socfpga_agilex_socdk" if TARGET_SOCFPGA_AGILEX_SOCDK default "socfpga_arria5_socdk" if TARGET_SOCFPGA_ARRIA5_SOCDK default "socfpga_arria10_socdk" if TARGET_SOCFPGA_ARRIA10_SOCDK default "socfpga_cyclone5_socdk" if TARGET_SOCFPGA_CYCLONE5_SOCDK diff --git a/arch/arm/mach-socfpga/Makefile b/arch/arm/mach-socfpga/Makefile index 476dcaefff..774d3571ef 100644 --- a/arch/arm/mach-socfpga/Makefile +++ b/arch/arm/mach-socfpga/Makefile @@ -42,6 +42,14 @@ endif

ifdef CONFIG_TARGET_SOCFPGA_AGILEX obj-y += clock_manager_agilex.o +obj-y += mailbox_s10.o +obj-y += misc_s10.o +obj-y += mmu-arm64_s10.o +obj-y += reset_manager_s10.o +obj-y += system_manager_s10.o +obj-y += timer_s10.o +obj-y += wrap_pinmux_config_s10.o +obj-y += wrap_pll_config_s10.o endif

ifdef CONFIG_SPL_BUILD @@ -61,6 +69,7 @@ obj-y += spl_s10.o endif ifdef CONFIG_TARGET_SOCFPGA_AGILEX obj-y += ccu_agilex.o +obj-y += firewall.o obj-y += spl_agilex.o endif endif diff --git a/configs/socfpga_agilex_defconfig b/configs/socfpga_agilex_defconfig new file mode 100644 index 0000000000..bb09a80db2 --- /dev/null +++ b/configs/socfpga_agilex_defconfig @@ -0,0 +1,57 @@ +CONFIG_ARM=y +CONFIG_ARCH_SOCFPGA=y +CONFIG_SYS_TEXT_BASE=0x1000 +CONFIG_SYS_MALLOC_F_LEN=0x2000 +CONFIG_NR_DRAM_BANKS=2 +CONFIG_TARGET_SOCFPGA_AGILEX_SOCDK=y +CONFIG_IDENT_STRING="socfpga_agilex" +CONFIG_SPL_FS_FAT=y +CONFIG_BOOTDELAY=5 +CONFIG_SPL_TEXT_BASE=0xFFE00000 +CONFIG_SPL_SPI_LOAD=y +CONFIG_HUSH_PARSER=y +CONFIG_SYS_PROMPT="SOCFPGA_AGILEX # " +CONFIG_CMD_MEMTEST=y +# CONFIG_CMD_FLASH is not set +CONFIG_CMD_GPIO=y +CONFIG_CMD_I2C=y +CONFIG_CMD_MMC=y +CONFIG_CMD_SF=y +CONFIG_CMD_SPI=y +CONFIG_CMD_USB=y +CONFIG_CMD_DHCP=y +CONFIG_CMD_MII=y +CONFIG_CMD_PING=y +CONFIG_CMD_CACHE=y +CONFIG_CMD_EXT4=y +CONFIG_CMD_FAT=y +CONFIG_CMD_FS_GENERIC=y +CONFIG_OF_EMBED=y +CONFIG_DEFAULT_DEVICE_TREE="socfpga_agilex_socdk" +CONFIG_ENV_IS_IN_MMC=y +CONFIG_NET_RANDOM_ETHADDR=y +CONFIG_SPL_DM_SEQ_ALIAS=y +CONFIG_SPL_ALTERA_SDRAM=y +CONFIG_DM_GPIO=y +CONFIG_DWAPB_GPIO=y +CONFIG_DM_I2C=y +CONFIG_SYS_I2C_DW=y +CONFIG_DM_MMC=y +CONFIG_MMC_DW=y +CONFIG_SPI_FLASH=y +CONFIG_SF_DEFAULT_MODE=0x2003 +CONFIG_SPI_FLASH_SPANSION=y +CONFIG_SPI_FLASH_STMICRO=y +CONFIG_PHY_MICREL=y +CONFIG_PHY_MICREL_KSZ90X1=y +CONFIG_DM_ETH=y +CONFIG_ETH_DESIGNWARE=y +CONFIG_MII=y +CONFIG_DM_RESET=y +CONFIG_SPI=y +CONFIG_CADENCE_QSPI=y +CONFIG_DESIGNWARE_SPI=y +CONFIG_USB=y +CONFIG_DM_USB=y +CONFIG_USB_DWC2=y +CONFIG_USB_STORAGE=y diff --git a/include/configs/socfpga_agilex_socdk.h b/include/configs/socfpga_agilex_socdk.h new file mode 100644 index 0000000000..add02aa5ab --- /dev/null +++ b/include/configs/socfpga_agilex_socdk.h @@ -0,0 +1,208 @@ +/* SPDX-License-Identifier: GPL-2.0 + * + * Copyright (C) 2019 Intel Corporation <www.intel.com> + * + */ + +#ifndef __CONFIG_SOCFGPA_AGILEX_H__ +#define __CONFIG_SOCFGPA_AGILEX_H__ + +#include <asm/arch/base_addr_s10.h> +#include <asm/arch/handoff_s10.h> + +/* + * U-Boot general configurations + */ +#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE +#define CONFIG_LOADADDR 0x2000000 +#define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR +#define CONFIG_REMAKE_ELF +/* sysmgr.boot_scratch_cold4 & 5 (64bit) will be used for PSCI_CPU_ON call */ +#define CPU_RELEASE_ADDR 0xFFD12210 +#define CONFIG_SYS_CACHELINE_SIZE 64 +#define CONFIG_SYS_MEM_RESERVE_SECURE 0 /* using OCRAM, not DDR */ + +/* + * U-Boot console configurations + */ +#define CONFIG_SYS_MAXARGS 64 +#define CONFIG_SYS_CBSIZE 2048 +#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \ + sizeof(CONFIG_SYS_PROMPT) + 16) +#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE + +/* Extend size of kernel image for uncompression */ +#define CONFIG_SYS_BOOTM_LEN (32 * 1024 * 1024) + +/* + * U-Boot run time memory configurations + */ +#define CONFIG_SYS_INIT_RAM_ADDR 0xFFE00000 +#define CONFIG_SYS_INIT_RAM_SIZE 0x40000 +#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INIT_RAM_ADDR \ + + CONFIG_SYS_INIT_RAM_SIZE \ + - S10_HANDOFF_SIZE) +#define CONFIG_SYS_INIT_SP_OFFSET (CONFIG_SYS_INIT_SP_ADDR) +#define CONFIG_SYS_MALLOC_LEN (5 * 1024 * 1024) + +/* + * U-Boot environment configurations + */ +#define CONFIG_ENV_SIZE 0x1000 +#define CONFIG_SYS_MMC_ENV_DEV 0 /* device 0 */ +#define CONFIG_ENV_OFFSET 512 /* just after the MBR */ + +/* + * QSPI support + */ + #ifdef CONFIG_CADENCE_QSPI +/* Enable it if you want to use dual-stacked mode */ +/*#define CONFIG_QSPI_RBF_ADDR 0x720000*/ + +/* Flash device info */ + +/*#define CONFIG_ENV_IS_IN_SPI_FLASH*/ +#ifdef CONFIG_ENV_IS_IN_SPI_FLASH +#undef CONFIG_ENV_OFFSET +#undef CONFIG_ENV_SIZE +#define CONFIG_ENV_OFFSET 0x710000 +#define CONFIG_ENV_SIZE (4 * 1024) +#define CONFIG_ENV_SECT_SIZE (4 * 1024) +#endif /* CONFIG_ENV_IS_IN_SPI_FLASH */ + +#ifndef CONFIG_SPL_BUILD +#define CONFIG_MTD_DEVICE +#define CONFIG_MTD_PARTITIONS +#define MTDIDS_DEFAULT "nor0=ff705000.spi.0" +#endif /* CONFIG_SPL_BUILD */ + +#ifndef __ASSEMBLY__ +unsigned int cm_get_qspi_controller_clk_hz(void); +#define CONFIG_CQSPI_REF_CLK cm_get_qspi_controller_clk_hz() +#endif + +#endif /* CONFIG_CADENCE_QSPI */ + +/* + * Boot arguments passed to the boot command. The value of + * CONFIG_BOOTARGS goes into the environment value "bootargs". + * Do note the value will override also the chosen node in FDT blob. + */ +#define CONFIG_BOOTARGS "earlycon" +#define CONFIG_BOOTCOMMAND "run fatscript; run mmcload;run linux_qspi_enable;" \ + "run mmcboot" + +#define CONFIG_EXTRA_ENV_SETTINGS \ + "loadaddr=" __stringify(CONFIG_SYS_LOAD_ADDR) "\0" \ + "bootfile=Image\0" \ + "fdt_addr=8000000\0" \ + "fdtimage=socfpga_agilex_socdk.dtb\0" \ + "mmcroot=/dev/mmcblk0p2\0" \ + "mmcboot=setenv bootargs " CONFIG_BOOTARGS \ + " root=${mmcroot} rw rootwait;" \ + "booti ${loadaddr} - ${fdt_addr}\0" \ + "mmcload=mmc rescan;" \ + "load mmc 0:1 ${loadaddr} ${bootfile};" \ + "load mmc 0:1 ${fdt_addr} ${fdtimage}\0" \ + "linux_qspi_enable=if sf probe; then " \ + "echo Enabling QSPI at Linux DTB...;" \ + "fdt addr ${fdt_addr}; fdt resize;" \ + "fdt set /soc/spi@ff8d2000 status okay;" \ + "fdt set /soc/clkmgr/clocks/qspi_clk clock-frequency " \ + " ${qspi_clock}; fi; \0" \ + "scriptaddr=0x02100000\0" \ + "scriptfile=u-boot.scr\0" \ + "fatscript=if fatload mmc 0:1 ${scriptaddr} ${scriptfile};" \ + "then source ${scriptaddr}; fi\0" + +/* + * Generic Interrupt Controller Definitions + */ +#define CONFIG_GICV2 + +/* + * External memory configurations + */ +#define PHYS_SDRAM_1 0x0 +#define PHYS_SDRAM_1_SIZE (1 * 1024 * 1024 * 1024) +#define CONFIG_SYS_SDRAM_BASE 0 +#define CONFIG_SYS_MEMTEST_START 0 +#define CONFIG_SYS_MEMTEST_END PHYS_SDRAM_1_SIZE - 0x200000 + +/* + * Serial / UART configurations + */ +#define CONFIG_SYS_NS16550_CLK 100000000 +#define CONFIG_SYS_NS16550_MEM32 + +/* + * Timer & watchdog configurations + */ +#define COUNTER_FREQUENCY 400000000 + +/* + * SDMMC configurations + */ +#ifdef CONFIG_CMD_MMC +#define CONFIG_SYS_MMC_MAX_BLK_COUNT 256 +#endif +/* + * Flash configurations + */ +#define CONFIG_SYS_MAX_FLASH_BANKS 1 + +/* Ethernet on SoC (EMAC) */ +#if defined(CONFIG_CMD_NET) +#define CONFIG_DW_ALTDESCRIPTOR +#endif /* CONFIG_CMD_NET */ + +/* + * L4 Watchdog + */ +#ifdef CONFIG_SPL_BUILD +#define CONFIG_HW_WATCHDOG +#define CONFIG_DESIGNWARE_WATCHDOG +#define CONFIG_DW_WDT_BASE SOCFPGA_L4WD0_ADDRESS +#ifndef __ASSEMBLY__ +#define CONFIG_DW_WDT_CLOCK_KHZ 100000 +#endif +#define CONFIG_WATCHDOG_TIMEOUT_MSECS 3000 +#endif + +/* + * SPL memory layout + * + * On chip RAM + * 0xFFE0_0000 ...... Start of OCRAM + * SPL code, rwdata + * empty space + * 0xFFEx_xxxx ...... Top of stack (grows down) + * 0xFFEy_yyyy ...... Global Data + * 0xFFEz_zzzz ...... Malloc prior relocation (size CONFIG_SYS_MALLOC_F_LEN) + * 0xFFE3_F000 ...... Hardware handdoff blob (size 4KB) + * 0xFFE3_FFFF ...... End of OCRAM + * + * SDRAM + * 0x0000_0000 ...... Start of SDRAM_1 + * unused / empty space for image loading + * Size 64MB ...... MALLOC (size CONFIG_SYS_SPL_MALLOC_SIZE) + * Size 1MB ...... BSS (size CONFIG_SPL_BSS_MAX_SIZE) + * 0x8000_0000 ...... End of SDRAM_1 (assume 2GB) + * + */ +#define CONFIG_SPL_TARGET "spl/u-boot-spl.hex" +#define CONFIG_SPL_MAX_SIZE CONFIG_SYS_INIT_RAM_SIZE +#define CONFIG_SPL_STACK CONFIG_SYS_INIT_SP_ADDR +#define CONFIG_SPL_BSS_MAX_SIZE 0x100000 /* 1 MB */ +#define CONFIG_SPL_BSS_START_ADDR (PHYS_SDRAM_1 + PHYS_SDRAM_1_SIZE \ + - CONFIG_SPL_BSS_MAX_SIZE) +#define CONFIG_SYS_SPL_MALLOC_SIZE (CONFIG_SYS_MALLOC_LEN) +#define CONFIG_SYS_SPL_MALLOC_START (CONFIG_SPL_BSS_START_ADDR \ + - CONFIG_SYS_SPL_MALLOC_SIZE) +#define CONFIG_SYS_SPI_U_BOOT_OFFS 0x3C00000 + +/* SPL SDMMC boot support */ +#define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1 +#define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img" + +#endif /* __CONFIG_H */