diff options
37 files changed, 2502 insertions, 815 deletions
diff --git a/arch/arm/cpu/armv7/socfpga/Makefile b/arch/arm/cpu/armv7/socfpga/Makefile index eb33f2c..8b6e108 100644 --- a/arch/arm/cpu/armv7/socfpga/Makefile +++ b/arch/arm/cpu/armv7/socfpga/Makefile @@ -8,5 +8,6 @@ # obj-y := lowlevel_init.o -obj-y += misc.o timer.o reset_manager.o system_manager.o clock_manager.o +obj-y += misc.o timer.o reset_manager.o system_manager.o clock_manager.o \ + fpga_manager.o obj-$(CONFIG_SPL_BUILD) += spl.o freeze_controller.o scan_manager.o diff --git a/arch/arm/cpu/armv7/socfpga/clock_manager.c b/arch/arm/cpu/armv7/socfpga/clock_manager.c index 158501a..d869f47 100644 --- a/arch/arm/cpu/armv7/socfpga/clock_manager.c +++ b/arch/arm/cpu/armv7/socfpga/clock_manager.c @@ -8,38 +8,28 @@ #include <asm/io.h> #include <asm/arch/clock_manager.h> +DECLARE_GLOBAL_DATA_PTR; + static const struct socfpga_clock_manager *clock_manager_base = - (void *)SOCFPGA_CLKMGR_ADDRESS; - -#define CLKMGR_BYPASS_ENABLE 1 -#define CLKMGR_BYPASS_DISABLE 0 -#define CLKMGR_STAT_IDLE 0 -#define CLKMGR_STAT_BUSY 1 -#define CLKMGR_BYPASS_PERPLLSRC_SELECT_EOSC1 0 -#define CLKMGR_BYPASS_PERPLLSRC_SELECT_INPUT_MUX 1 -#define CLKMGR_BYPASS_SDRPLLSRC_SELECT_EOSC1 0 -#define CLKMGR_BYPASS_SDRPLLSRC_SELECT_INPUT_MUX 1 - -#define CLEAR_BGP_EN_PWRDN \ - (CLKMGR_MAINPLLGRP_VCO_PWRDN_SET(0)| \ - CLKMGR_MAINPLLGRP_VCO_EN_SET(0)| \ - CLKMGR_MAINPLLGRP_VCO_BGPWRDN_SET(0)) - -#define VCO_EN_BASE \ - (CLKMGR_MAINPLLGRP_VCO_PWRDN_SET(0)| \ - CLKMGR_MAINPLLGRP_VCO_EN_SET(1)| \ - CLKMGR_MAINPLLGRP_VCO_BGPWRDN_SET(0)) - -static inline void cm_wait_for_lock(uint32_t mask) + (struct socfpga_clock_manager *)SOCFPGA_CLKMGR_ADDRESS; + +static void cm_wait_for_lock(uint32_t mask) { register uint32_t inter_val; + uint32_t retry = 0; do { inter_val = readl(&clock_manager_base->inter) & mask; - } while (inter_val != mask); + if (inter_val == mask) + retry++; + else + retry = 0; + if (retry >= 10) + break; + } while (1); } /* function to poll in the fsm busy bit */ -static inline void cm_wait_for_fsm(void) +static void cm_wait_for_fsm(void) { while (readl(&clock_manager_base->stat) & CLKMGR_STAT_BUSY) ; @@ -49,22 +39,22 @@ static inline void cm_wait_for_fsm(void) * function to write the bypass register which requires a poll of the * busy bit */ -static inline void cm_write_bypass(uint32_t val) +static void cm_write_bypass(uint32_t val) { writel(val, &clock_manager_base->bypass); cm_wait_for_fsm(); } /* function to write the ctrl register which requires a poll of the busy bit */ -static inline void cm_write_ctrl(uint32_t val) +static void cm_write_ctrl(uint32_t val) { writel(val, &clock_manager_base->ctrl); cm_wait_for_fsm(); } /* function to write a clock register that has phase information */ -static inline void cm_write_with_phase(uint32_t value, - uint32_t reg_address, uint32_t mask) +static void cm_write_with_phase(uint32_t value, + uint32_t reg_address, uint32_t mask) { /* poll until phase is zero */ while (readl(reg_address) & mask) @@ -128,24 +118,18 @@ void cm_basic_init(const cm_config_t *cfg) writel(0, &clock_manager_base->per_pll.en); /* Put all plls in bypass */ - cm_write_bypass( - CLKMGR_BYPASS_PERPLLSRC_SET( - CLKMGR_BYPASS_PERPLLSRC_SELECT_EOSC1) | - CLKMGR_BYPASS_SDRPLLSRC_SET( - CLKMGR_BYPASS_SDRPLLSRC_SELECT_EOSC1) | - CLKMGR_BYPASS_PERPLL_SET(CLKMGR_BYPASS_ENABLE) | - CLKMGR_BYPASS_SDRPLL_SET(CLKMGR_BYPASS_ENABLE) | - CLKMGR_BYPASS_MAINPLL_SET(CLKMGR_BYPASS_ENABLE)); + cm_write_bypass(CLKMGR_BYPASS_PERPLL | CLKMGR_BYPASS_SDRPLL | + CLKMGR_BYPASS_MAINPLL); - /* - * Put all plls VCO registers back to reset value. - * Some code might have messed with them. - */ - writel(CLKMGR_MAINPLLGRP_VCO_RESET_VALUE, + /* Put all plls VCO registers back to reset value. */ + writel(CLKMGR_MAINPLLGRP_VCO_RESET_VALUE & + ~CLKMGR_MAINPLLGRP_VCO_REGEXTSEL_MASK, &clock_manager_base->main_pll.vco); - writel(CLKMGR_PERPLLGRP_VCO_RESET_VALUE, + writel(CLKMGR_PERPLLGRP_VCO_RESET_VALUE & + ~CLKMGR_PERPLLGRP_VCO_REGEXTSEL_MASK, &clock_manager_base->per_pll.vco); - writel(CLKMGR_SDRPLLGRP_VCO_RESET_VALUE, + writel(CLKMGR_SDRPLLGRP_VCO_RESET_VALUE & + ~CLKMGR_SDRPLLGRP_VCO_REGEXTSEL_MASK, &clock_manager_base->sdr_pll.vco); /* @@ -170,19 +154,9 @@ void cm_basic_init(const cm_config_t *cfg) * We made sure bgpwr down was assert for 5 us. Now deassert BG PWR DN * with numerator and denominator. */ - writel(cfg->main_vco_base | CLEAR_BGP_EN_PWRDN | - CLKMGR_MAINPLLGRP_VCO_REGEXTSEL_MASK, - &clock_manager_base->main_pll.vco); - - writel(cfg->peri_vco_base | CLEAR_BGP_EN_PWRDN | - CLKMGR_PERPLLGRP_VCO_REGEXTSEL_MASK, - &clock_manager_base->per_pll.vco); - - writel(CLKMGR_SDRPLLGRP_VCO_OUTRESET_SET(0) | - CLKMGR_SDRPLLGRP_VCO_OUTRESETALL_SET(0) | - cfg->sdram_vco_base | CLEAR_BGP_EN_PWRDN | - CLKMGR_SDRPLLGRP_VCO_REGEXTSEL_MASK, - &clock_manager_base->sdr_pll.vco); + writel(cfg->main_vco_base, &clock_manager_base->main_pll.vco); + writel(cfg->peri_vco_base, &clock_manager_base->per_pll.vco); + writel(cfg->sdram_vco_base, &clock_manager_base->sdr_pll.vco); /* * Time starts here @@ -217,6 +191,9 @@ void cm_basic_init(const cm_config_t *cfg) writel(cfg->perqspiclk, &clock_manager_base->per_pll.perqspiclk); /* Peri pernandsdmmcclk */ + writel(cfg->mainnandsdmmcclk, + &clock_manager_base->main_pll.mainnandsdmmcclk); + writel(cfg->pernandsdmmcclk, &clock_manager_base->per_pll.pernandsdmmcclk); @@ -232,18 +209,16 @@ void cm_basic_init(const cm_config_t *cfg) /* Enable vco */ /* main pll vco */ - writel(cfg->main_vco_base | VCO_EN_BASE, + writel(cfg->main_vco_base | CLKMGR_MAINPLLGRP_VCO_EN, &clock_manager_base->main_pll.vco); /* periferal pll */ - writel(cfg->peri_vco_base | VCO_EN_BASE, + writel(cfg->peri_vco_base | CLKMGR_MAINPLLGRP_VCO_EN, &clock_manager_base->per_pll.vco); /* sdram pll vco */ - writel(CLKMGR_SDRPLLGRP_VCO_OUTRESET_SET(0) | - CLKMGR_SDRPLLGRP_VCO_OUTRESETALL_SET(0) | - cfg->sdram_vco_base | VCO_EN_BASE, - &clock_manager_base->sdr_pll.vco); + writel(cfg->sdram_vco_base | CLKMGR_MAINPLLGRP_VCO_EN, + &clock_manager_base->sdr_pll.vco); /* L3 MP and L3 SP */ writel(cfg->maindiv, &clock_manager_base->main_pll.maindiv); @@ -294,8 +269,8 @@ void cm_basic_init(const cm_config_t *cfg) &clock_manager_base->per_pll.vco); /* assert sdram outresetall */ - writel(cfg->sdram_vco_base | VCO_EN_BASE| - CLKMGR_SDRPLLGRP_VCO_OUTRESETALL_SET(1), + writel(cfg->sdram_vco_base | CLKMGR_MAINPLLGRP_VCO_EN| + CLKMGR_SDRPLLGRP_VCO_OUTRESETALL, &clock_manager_base->sdr_pll.vco); /* deassert main outresetall */ @@ -307,9 +282,8 @@ void cm_basic_init(const cm_config_t *cfg) &clock_manager_base->per_pll.vco); /* deassert sdram outresetall */ - writel(CLKMGR_SDRPLLGRP_VCO_OUTRESETALL_SET(0) | - cfg->sdram_vco_base | VCO_EN_BASE, - &clock_manager_base->sdr_pll.vco); + writel(cfg->sdram_vco_base | CLKMGR_MAINPLLGRP_VCO_EN, + &clock_manager_base->sdr_pll.vco); /* * now that we've toggled outreset all, all the clocks @@ -333,18 +307,10 @@ void cm_basic_init(const cm_config_t *cfg) CLKMGR_SDRPLLGRP_S2FUSER2CLK_PHASE_MASK); /* Take all three PLLs out of bypass when safe mode is cleared. */ - cm_write_bypass( - CLKMGR_BYPASS_PERPLLSRC_SET( - CLKMGR_BYPASS_PERPLLSRC_SELECT_EOSC1) | - CLKMGR_BYPASS_SDRPLLSRC_SET( - CLKMGR_BYPASS_SDRPLLSRC_SELECT_EOSC1) | - CLKMGR_BYPASS_PERPLL_SET(CLKMGR_BYPASS_DISABLE) | - CLKMGR_BYPASS_SDRPLL_SET(CLKMGR_BYPASS_DISABLE) | - CLKMGR_BYPASS_MAINPLL_SET(CLKMGR_BYPASS_DISABLE)); + cm_write_bypass(0); /* clear safe mode */ - cm_write_ctrl(readl(&clock_manager_base->ctrl) | - CLKMGR_CTRL_SAFEMODE_SET(CLKMGR_CTRL_SAFEMODE_MASK)); + cm_write_ctrl(readl(&clock_manager_base->ctrl) | CLKMGR_CTRL_SAFEMODE); /* * now that safe mode is clear with clocks gated @@ -357,4 +323,224 @@ void cm_basic_init(const cm_config_t *cfg) writel(~0, &clock_manager_base->main_pll.en); writel(~0, &clock_manager_base->per_pll.en); writel(~0, &clock_manager_base->sdr_pll.en); + + /* Clear the loss of lock bits (write 1 to clear) */ + writel(CLKMGR_INTER_SDRPLLLOST_MASK | CLKMGR_INTER_PERPLLLOST_MASK | + CLKMGR_INTER_MAINPLLLOST_MASK, + &clock_manager_base->inter); +} + +static unsigned int cm_get_main_vco_clk_hz(void) +{ + uint32_t reg, clock; + + /* get the main VCO clock */ + reg = readl(&clock_manager_base->main_pll.vco); + clock = CONFIG_HPS_CLK_OSC1_HZ; + clock /= ((reg & CLKMGR_MAINPLLGRP_VCO_DENOM_MASK) >> + CLKMGR_MAINPLLGRP_VCO_DENOM_OFFSET) + 1; + clock *= ((reg & CLKMGR_MAINPLLGRP_VCO_NUMER_MASK) >> + CLKMGR_MAINPLLGRP_VCO_NUMER_OFFSET) + 1; + + return clock; +} + +static unsigned int cm_get_per_vco_clk_hz(void) +{ + uint32_t reg, clock = 0; + + /* identify PER PLL clock source */ + reg = readl(&clock_manager_base->per_pll.vco); + reg = (reg & CLKMGR_PERPLLGRP_VCO_SSRC_MASK) >> + CLKMGR_PERPLLGRP_VCO_SSRC_OFFSET; + if (reg == CLKMGR_VCO_SSRC_EOSC1) + clock = CONFIG_HPS_CLK_OSC1_HZ; + else if (reg == CLKMGR_VCO_SSRC_EOSC2) + clock = CONFIG_HPS_CLK_OSC2_HZ; + else if (reg == CLKMGR_VCO_SSRC_F2S) + clock = CONFIG_HPS_CLK_F2S_PER_REF_HZ; + + /* get the PER VCO clock */ + reg = readl(&clock_manager_base->per_pll.vco); + clock /= ((reg & CLKMGR_PERPLLGRP_VCO_DENOM_MASK) >> + CLKMGR_PERPLLGRP_VCO_DENOM_OFFSET) + 1; + clock *= ((reg & CLKMGR_PERPLLGRP_VCO_NUMER_MASK) >> + CLKMGR_PERPLLGRP_VCO_NUMER_OFFSET) + 1; + + return clock; +} + +unsigned long cm_get_mpu_clk_hz(void) +{ + uint32_t reg, clock; + + clock = cm_get_main_vco_clk_hz(); + + /* get the MPU clock */ + reg = readl(&clock_manager_base->altera.mpuclk); + clock /= (reg + 1); + reg = readl(&clock_manager_base->main_pll.mpuclk); + clock /= (reg + 1); + return clock; } + +unsigned long cm_get_sdram_clk_hz(void) +{ + uint32_t reg, clock = 0; + + /* identify SDRAM PLL clock source */ + reg = readl(&clock_manager_base->sdr_pll.vco); + reg = (reg & CLKMGR_SDRPLLGRP_VCO_SSRC_MASK) >> + CLKMGR_SDRPLLGRP_VCO_SSRC_OFFSET; + if (reg == CLKMGR_VCO_SSRC_EOSC1) + clock = CONFIG_HPS_CLK_OSC1_HZ; + else if (reg == CLKMGR_VCO_SSRC_EOSC2) + clock = CONFIG_HPS_CLK_OSC2_HZ; + else if (reg == CLKMGR_VCO_SSRC_F2S) + clock = CONFIG_HPS_CLK_F2S_SDR_REF_HZ; + + /* get the SDRAM VCO clock */ + reg = readl(&clock_manager_base->sdr_pll.vco); + clock /= ((reg & CLKMGR_SDRPLLGRP_VCO_DENOM_MASK) >> + CLKMGR_SDRPLLGRP_VCO_DENOM_OFFSET) + 1; + clock *= ((reg & CLKMGR_SDRPLLGRP_VCO_NUMER_MASK) >> + CLKMGR_SDRPLLGRP_VCO_NUMER_OFFSET) + 1; + + /* get the SDRAM (DDR_DQS) clock */ + reg = readl(&clock_manager_base->sdr_pll.ddrdqsclk); + reg = (reg & CLKMGR_SDRPLLGRP_DDRDQSCLK_CNT_MASK) >> + CLKMGR_SDRPLLGRP_DDRDQSCLK_CNT_OFFSET; + clock /= (reg + 1); + + return clock; +} + +unsigned int cm_get_l4_sp_clk_hz(void) +{ + uint32_t reg, clock = 0; + + /* identify the source of L4 SP clock */ + reg = readl(&clock_manager_base->main_pll.l4src); + reg = (reg & CLKMGR_MAINPLLGRP_L4SRC_L4SP) >> + CLKMGR_MAINPLLGRP_L4SRC_L4SP_OFFSET; + + if (reg == CLKMGR_L4_SP_CLK_SRC_MAINPLL) { + clock = cm_get_main_vco_clk_hz(); + + /* get the clock prior L4 SP divider (main clk) */ + reg = readl(&clock_manager_base->altera.mainclk); + clock /= (reg + 1); + reg = readl(&clock_manager_base->main_pll.mainclk); + clock /= (reg + 1); + } else if (reg == CLKMGR_L4_SP_CLK_SRC_PERPLL) { + clock = cm_get_per_vco_clk_hz(); + + /* get the clock prior L4 SP divider (periph_base_clk) */ + reg = readl(&clock_manager_base->per_pll.perbaseclk); + clock /= (reg + 1); + } + + /* get the L4 SP clock which supplied to UART */ + reg = readl(&clock_manager_base->main_pll.maindiv); + reg = (reg & CLKMGR_MAINPLLGRP_MAINDIV_L4SPCLK_MASK) >> + CLKMGR_MAINPLLGRP_MAINDIV_L4SPCLK_OFFSET; + clock = clock / (1 << reg); + + return clock; +} + +unsigned int cm_get_mmc_controller_clk_hz(void) +{ + uint32_t reg, clock = 0; + + /* identify the source of MMC clock */ + reg = readl(&clock_manager_base->per_pll.src); + reg = (reg & CLKMGR_PERPLLGRP_SRC_SDMMC_MASK) >> + CLKMGR_PERPLLGRP_SRC_SDMMC_OFFSET; + + if (reg == CLKMGR_SDMMC_CLK_SRC_F2S) { + clock = CONFIG_HPS_CLK_F2S_PER_REF_HZ; + } else if (reg == CLKMGR_SDMMC_CLK_SRC_MAIN) { + clock = cm_get_main_vco_clk_hz(); + + /* get the SDMMC clock */ + reg = readl(&clock_manager_base->main_pll.mainnandsdmmcclk); + clock /= (reg + 1); + } else if (reg == CLKMGR_SDMMC_CLK_SRC_PER) { + clock = cm_get_per_vco_clk_hz(); + + /* get the SDMMC clock */ + reg = readl(&clock_manager_base->per_pll.pernandsdmmcclk); + clock /= (reg + 1); + } + + /* further divide by 4 as we have fixed divider at wrapper */ + clock /= 4; + return clock; +} + +unsigned int cm_get_qspi_controller_clk_hz(void) +{ + uint32_t reg, clock = 0; + + /* identify the source of QSPI clock */ + reg = readl(&clock_manager_base->per_pll.src); + reg = (reg & CLKMGR_PERPLLGRP_SRC_QSPI_MASK) >> + CLKMGR_PERPLLGRP_SRC_QSPI_OFFSET; + + if (reg == CLKMGR_QSPI_CLK_SRC_F2S) { + clock = CONFIG_HPS_CLK_F2S_PER_REF_HZ; + } else if (reg == CLKMGR_QSPI_CLK_SRC_MAIN) { + clock = cm_get_main_vco_clk_hz(); + + /* get the qspi clock */ + reg = readl(&clock_manager_base->main_pll.mainqspiclk); + clock /= (reg + 1); + } else if (reg == CLKMGR_QSPI_CLK_SRC_PER) { + clock = cm_get_per_vco_clk_hz(); + + /* get the qspi clock */ + reg = readl(&clock_manager_base->per_pll.perqspiclk); + clock /= (reg + 1); + } + + return clock; +} + +static void cm_print_clock_quick_summary(void) +{ + printf("MPU %10ld kHz\n", cm_get_mpu_clk_hz() / 1000); + printf("DDR %10ld kHz\n", cm_get_sdram_clk_hz() / 1000); + printf("EOSC1 %8d kHz\n", CONFIG_HPS_CLK_OSC1_HZ / 1000); + printf("EOSC2 %8d kHz\n", CONFIG_HPS_CLK_OSC2_HZ / 1000); + printf("F2S_SDR_REF %8d kHz\n", CONFIG_HPS_CLK_F2S_SDR_REF_HZ / 1000); + printf("F2S_PER_REF %8d kHz\n", CONFIG_HPS_CLK_F2S_PER_REF_HZ / 1000); + printf("MMC %8d kHz\n", cm_get_mmc_controller_clk_hz() / 1000); + printf("QSPI %8d kHz\n", cm_get_qspi_controller_clk_hz() / 1000); + printf("UART %8d kHz\n", cm_get_l4_sp_clk_hz() / 1000); +} + +int set_cpu_clk_info(void) +{ + /* Calculate the clock frequencies required for drivers */ + cm_get_l4_sp_clk_hz(); + cm_get_mmc_controller_clk_hz(); + + gd->bd->bi_arm_freq = cm_get_mpu_clk_hz() / 1000000; + gd->bd->bi_dsp_freq = 0; + gd->bd->bi_ddr_freq = cm_get_sdram_clk_hz() / 1000000; + + return 0; +} + +int do_showclocks(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) +{ + cm_print_clock_quick_summary(); + return 0; +} + +U_BOOT_CMD( + clocks, CONFIG_SYS_MAXARGS, 1, do_showclocks, + "display clocks", + "" +); diff --git a/arch/arm/cpu/armv7/socfpga/fpga_manager.c b/arch/arm/cpu/armv7/socfpga/fpga_manager.c new file mode 100644 index 0000000..43fd2fe --- /dev/null +++ b/arch/arm/cpu/armv7/socfpga/fpga_manager.c @@ -0,0 +1,78 @@ +/* + * Copyright (C) 2012 Altera Corporation <www.altera.com> + * All rights reserved. + * + * This file contains only support functions used also by the SoCFPGA + * platform code, the real meat is located in drivers/fpga/socfpga.c . + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#include <common.h> +#include <asm/io.h> +#include <asm/errno.h> +#include <asm/arch/fpga_manager.h> +#include <asm/arch/reset_manager.h> +#include <asm/arch/system_manager.h> + +DECLARE_GLOBAL_DATA_PTR; + +/* Timeout count */ +#define FPGA_TIMEOUT_CNT 0x1000000 + +static struct socfpga_fpga_manager *fpgamgr_regs = + (struct socfpga_fpga_manager *)SOCFPGA_FPGAMGRREGS_ADDRESS; + +/* Check whether FPGA Init_Done signal is high */ +static int is_fpgamgr_initdone_high(void) +{ + unsigned long val; + + val = readl(&fpgamgr_regs->gpio_ext_porta); + return val & FPGAMGRREGS_MON_GPIO_EXT_PORTA_ID_MASK; +} + +/* Get the FPGA mode */ +int fpgamgr_get_mode(void) +{ + unsigned long val; + + val = readl(&fpgamgr_regs->stat); + return val & FPGAMGRREGS_STAT_MODE_MASK; +} + +/* Check whether FPGA is ready to be accessed */ +int fpgamgr_test_fpga_ready(void) +{ + /* Check for init done signal */ + if (!is_fpgamgr_initdone_high()) + return 0; + + /* Check again to avoid false glitches */ + if (!is_fpgamgr_initdone_high()) + return 0; + + if (fpgamgr_get_mode() != FPGAMGRREGS_MODE_USERMODE) + return 0; + + return 1; +} + +/* Poll until FPGA is ready to be accessed or timeout occurred */ +int fpgamgr_poll_fpga_ready(void) +{ + unsigned long i; + + /* If FPGA is blank, wait till WD invoke warm reset */ + for (i = 0; i < FPGA_TIMEOUT_CNT; i++) { + /* check for init done signal */ + if (!is_fpgamgr_initdone_high()) + continue; + /* check again to avoid false glitches */ + if (!is_fpgamgr_initdone_high()) + continue; + return 1; + } + + return 0; +} diff --git a/arch/arm/cpu/armv7/socfpga/misc.c b/arch/arm/cpu/armv7/socfpga/misc.c index ecae393..0eab264 100644 --- a/arch/arm/cpu/armv7/socfpga/misc.c +++ b/arch/arm/cpu/armv7/socfpga/misc.c @@ -6,24 +6,103 @@ #include <common.h> #include <asm/io.h> +#include <altera.h> #include <miiphy.h> #include <netdev.h> +#include <asm/arch/reset_manager.h> +#include <asm/arch/system_manager.h> +#include <asm/arch/dwmmc.h> +#include <asm/arch/nic301.h> +#include <asm/arch/scu.h> +#include <asm/pl310.h> DECLARE_GLOBAL_DATA_PTR; +static struct pl310_regs *const pl310 = + (struct pl310_regs *)CONFIG_SYS_PL310_BASE; +static struct socfpga_system_manager *sysmgr_regs = + (struct socfpga_system_manager *)SOCFPGA_SYSMGR_ADDRESS; +static struct socfpga_reset_manager *reset_manager_base = + (struct socfpga_reset_manager *)SOCFPGA_RSTMGR_ADDRESS; +static struct nic301_registers *nic301_regs = + (struct nic301_registers *)SOCFPGA_L3REGS_ADDRESS; +static struct scu_registers *scu_regs = + (struct scu_registers *)SOCFPGA_MPUSCU_ADDRESS; + int dram_init(void) { gd->ram_size = get_ram_size((long *)PHYS_SDRAM_1, PHYS_SDRAM_1_SIZE); return 0; } +void enable_caches(void) +{ +#ifndef CONFIG_SYS_ICACHE_OFF + icache_enable(); +#endif +#ifndef CONFIG_SYS_DCACHE_OFF + dcache_enable(); +#endif +} + +/* + * DesignWare Ethernet initialization + */ +#ifdef CONFIG_DESIGNWARE_ETH +int cpu_eth_init(bd_t *bis) +{ +#if CONFIG_EMAC_BASE == SOCFPGA_EMAC0_ADDRESS + const int physhift = SYSMGR_EMACGRP_CTRL_PHYSEL0_LSB; +#elif CONFIG_EMAC_BASE == SOCFPGA_EMAC1_ADDRESS + const int physhift = SYSMGR_EMACGRP_CTRL_PHYSEL1_LSB; +#else +#error "Incorrect CONFIG_EMAC_BASE value!" +#endif + + /* Initialize EMAC. This needs to be done at least once per boot. */ + + /* + * Putting the EMAC controller to reset when configuring the PHY + * interface select at System Manager + */ + socfpga_emac_reset(1); + + /* Clearing emac0 PHY interface select to 0 */ + clrbits_le32(&sysmgr_regs->emacgrp_ctrl, + SYSMGR_EMACGRP_CTRL_PHYSEL_MASK << physhift); + + /* configure to PHY interface select choosed */ + setbits_le32(&sysmgr_regs->emacgrp_ctrl, + SYSMGR_EMACGRP_CTRL_PHYSEL_ENUM_RGMII << physhift); + + /* Release the EMAC controller from reset */ + socfpga_emac_reset(0); + + /* initialize and register the emac */ + return designware_initialize(CONFIG_EMAC_BASE, + CONFIG_PHY_INTERFACE_MODE); +} +#endif + +#ifdef CONFIG_DWMMC +/* + * Initializes MMC controllers. + * to override, implement board_mmc_init() + */ +int cpu_mmc_init(bd_t *bis) +{ + return socfpga_dwmmc_init(SOCFPGA_SDMMC_ADDRESS, + CONFIG_HPS_SDMMC_BUSWIDTH, 0); +} +#endif + #if defined(CONFIG_DISPLAY_CPUINFO) /* * Print CPU information */ int print_cpuinfo(void) { - puts("CPU : Altera SOCFPGA Platform\n"); + puts("CPU: Altera SoCFPGA Platform\n"); return 0; } #endif @@ -36,22 +115,159 @@ int overwrite_console(void) } #endif -int misc_init_r(void) +#ifdef CONFIG_FPGA +/* + * FPGA programming support for SoC FPGA Cyclone V + */ +static Altera_desc altera_fpga[] = { + { + /* Family */ + Altera_SoCFPGA, + /* Interface type */ + fast_passive_parallel, + /* No limitation as additional data will be ignored */ + -1, + /* No device function table */ + NULL, + /* Base interface address specified in driver */ + NULL, + /* No cookie implementation */ + 0 + }, +}; + +/* add device descriptor to FPGA device table */ +static void socfpga_fpga_add(void) { - return 0; + int i; + fpga_init(); + for (i = 0; i < ARRAY_SIZE(altera_fpga); i++) + fpga_add(fpga_altera, &altera_fpga[i]); } +#else +static inline void socfpga_fpga_add(void) {} +#endif +int arch_cpu_init(void) +{ + /* + * If the HW watchdog is NOT enabled, make sure it is not running, + * for example because it was enabled in the preloader. This might + * trigger a watchdog-triggered reboot of Linux kernel later. + */ +#ifndef CONFIG_HW_WATCHDOG + socfpga_watchdog_reset(); +#endif + return 0; +} /* - * DesignWare Ethernet initialization + * Convert all NIC-301 AMBA slaves from secure to non-secure */ -int cpu_eth_init(bd_t *bis) +static void socfpga_nic301_slave_ns(void) { -#if !defined(CONFIG_SOCFPGA_VIRTUAL_TARGET) && !defined(CONFIG_SPL_BUILD) - /* initialize and register the emac */ - return designware_initialize(CONFIG_EMAC_BASE, - CONFIG_PHY_INTERFACE_MODE); + writel(0x1, &nic301_regs->lwhps2fpgaregs); + writel(0x1, &nic301_regs->hps2fpgaregs); + writel(0x1, &nic301_regs->acp); + writel(0x1, &nic301_regs->rom); + writel(0x1, &nic301_regs->ocram); + writel(0x1, &nic301_regs->sdrdata); +} + +static uint32_t iswgrp_handoff[8]; + +int misc_init_r(void) +{ + int i; + for (i = 0; i < 8; i++) /* Cache initial SW setting regs */ + iswgrp_handoff[i] = readl(&sysmgr_regs->iswgrp_handoff[i]); + + socfpga_bridges_reset(1); + socfpga_nic301_slave_ns(); + + /* + * Private components security: + * U-Boot : configure private timer, global timer and cpu component + * access as non secure for kernel stage (as required by Linux) + */ + setbits_le32(&scu_regs->sacr, 0xfff); + + /* Configure the L2 controller to make SDRAM start at 0 */ +#ifdef CONFIG_SOCFPGA_VIRTUAL_TARGET + writel(0x2, &nic301_regs->remap); #else - return 0; + writel(0x1, &nic301_regs->remap); /* remap.mpuzero */ + writel(0x1, &pl310->pl310_addr_filter_start); #endif + + /* Add device descriptor to FPGA device table */ + socfpga_fpga_add(); + return 0; +} + +static void socfpga_sdram_apply_static_cfg(void) +{ + const uint32_t staticcfg = SOCFPGA_SDR_ADDRESS + 0x505c; + const uint32_t applymask = 0x8; + uint32_t val = readl(staticcfg) | 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"(staticcfg) : "memory", "cc"); } + +int do_bridge(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) +{ + if (argc != 2) + return CMD_RET_USAGE; + + argv++; + + switch (*argv[0]) { + case 'e': /* Enable */ + writel(iswgrp_handoff[2], &sysmgr_regs->fpgaintfgrp_module); + socfpga_sdram_apply_static_cfg(); + writel(iswgrp_handoff[3], SOCFPGA_SDR_ADDRESS + 0x5080); + writel(iswgrp_handoff[0], &reset_manager_base->brg_mod_reset); + writel(iswgrp_handoff[1], &nic301_regs->remap); + break; + case 'd': /* Disable */ + writel(0, &sysmgr_regs->fpgaintfgrp_module); + writel(0, SOCFPGA_SDR_ADDRESS + 0x5080); + socfpga_sdram_apply_static_cfg(); + writel(0, &reset_manager_base->brg_mod_reset); + writel(1, &nic301_regs->remap); + break; + default: + return CMD_RET_USAGE; + } + + return 0; +} + +U_BOOT_CMD( + bridge, 2, 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" + "" +); diff --git a/arch/arm/cpu/armv7/socfpga/reset_manager.c b/arch/arm/cpu/armv7/socfpga/reset_manager.c index e320c01..1d3a95d 100644 --- a/arch/arm/cpu/armv7/socfpga/reset_manager.c +++ b/arch/arm/cpu/armv7/socfpga/reset_manager.c @@ -8,12 +8,25 @@ #include <common.h> #include <asm/io.h> #include <asm/arch/reset_manager.h> +#include <asm/arch/fpga_manager.h> DECLARE_GLOBAL_DATA_PTR; static const struct socfpga_reset_manager *reset_manager_base = (void *)SOCFPGA_RSTMGR_ADDRESS; +/* Toggle reset signal to watchdog (WDT is disabled after this operation!) */ +void socfpga_watchdog_reset(void) +{ + /* assert reset for watchdog */ + setbits_le32(&reset_manager_base->per_mod_reset, + 1 << RSTMGR_PERMODRST_L4WD0_LSB); + + /* deassert watchdog from reset (watchdog in not running state) */ + clrbits_le32(&reset_manager_base->per_mod_reset, + 1 << RSTMGR_PERMODRST_L4WD0_LSB); +} + /* * Write the reset manager register to cause reset */ @@ -37,3 +50,57 @@ void reset_deassert_peripherals_handoff(void) { writel(0, &reset_manager_base->per_mod_reset); } + +#if defined(CONFIG_SOCFPGA_VIRTUAL_TARGET) +void socfpga_bridges_reset(int enable) +{ + /* For SoCFPGA-VT, this is NOP. */ +} +#else + +#define L3REGS_REMAP_LWHPS2FPGA_MASK 0x10 +#define L3REGS_REMAP_HPS2FPGA_MASK 0x08 +#define L3REGS_REMAP_OCRAM_MASK 0x01 + +void socfpga_bridges_reset(int enable) +{ + const uint32_t l3mask = L3REGS_REMAP_LWHPS2FPGA_MASK | + L3REGS_REMAP_HPS2FPGA_MASK | + L3REGS_REMAP_OCRAM_MASK; + + if (enable) { + /* brdmodrst */ + writel(0xffffffff, &reset_manager_base->brg_mod_reset); + } else { + /* Check signal from FPGA. */ + if (fpgamgr_poll_fpga_ready()) { + /* FPGA not ready. Wait for watchdog timeout. */ + printf("%s: fpga not ready, hanging.\n", __func__); + hang(); + } + + /* brdmodrst */ + writel(0, &reset_manager_base->brg_mod_reset); + + /* Remap the bridges into memory map */ + writel(l3mask, SOCFPGA_L3REGS_ADDRESS); + } +} +#endif + +/* Change the reset state for EMAC 0 and EMAC 1 */ +void socfpga_emac_reset(int enable) +{ + const void *reset = &reset_manager_base->per_mod_reset; + + if (enable) { + setbits_le32(reset, 1 << RSTMGR_PERMODRST_EMAC0_LSB); + setbits_le32(reset, 1 << RSTMGR_PERMODRST_EMAC1_LSB); + } else { +#if (CONFIG_EMAC_BASE == SOCFPGA_EMAC0_ADDRESS) + clrbits_le32(reset, 1 << RSTMGR_PERMODRST_EMAC0_LSB); +#elif (CONFIG_EMAC_BASE == SOCFPGA_EMAC1_ADDRESS) + clrbits_le32(reset, 1 << RSTMGR_PERMODRST_EMAC1_LSB); +#endif + } +} diff --git a/arch/arm/cpu/armv7/socfpga/spl.c b/arch/arm/cpu/armv7/socfpga/spl.c index 27efde6..bd9f338 100644 --- a/arch/arm/cpu/armv7/socfpga/spl.c +++ b/arch/arm/cpu/armv7/socfpga/spl.c @@ -19,6 +19,31 @@ DECLARE_GLOBAL_DATA_PTR; +#define MAIN_VCO_BASE ( \ + (CONFIG_HPS_MAINPLLGRP_VCO_DENOM << \ + CLKMGR_MAINPLLGRP_VCO_DENOM_OFFSET) | \ + (CONFIG_HPS_MAINPLLGRP_VCO_NUMER << \ + CLKMGR_MAINPLLGRP_VCO_NUMER_OFFSET) \ + ) + +#define PERI_VCO_BASE ( \ + (CONFIG_HPS_PERPLLGRP_VCO_PSRC << \ + CLKMGR_PERPLLGRP_VCO_PSRC_OFFSET) | \ + (CONFIG_HPS_PERPLLGRP_VCO_DENOM << \ + CLKMGR_PERPLLGRP_VCO_DENOM_OFFSET) | \ + (CONFIG_HPS_PERPLLGRP_VCO_NUMER << \ + CLKMGR_PERPLLGRP_VCO_NUMER_OFFSET) \ + ) + +#define SDR_VCO_BASE ( \ + (CONFIG_HPS_SDRPLLGRP_VCO_SSRC << \ + CLKMGR_SDRPLLGRP_VCO_SSRC_OFFSET) | \ + (CONFIG_HPS_SDRPLLGRP_VCO_DENOM << \ + CLKMGR_SDRPLLGRP_VCO_DENOM_OFFSET) | \ + (CONFIG_HPS_SDRPLLGRP_VCO_NUMER << \ + CLKMGR_SDRPLLGRP_VCO_NUMER_OFFSET) \ + ) + u32 spl_boot_device(void) { return BOOT_DEVICE_RAM; @@ -33,86 +58,87 @@ void spl_board_init(void) cm_config_t cm_default_cfg = { /* main group */ MAIN_VCO_BASE, - CLKMGR_MAINPLLGRP_MPUCLK_CNT_SET( - CONFIG_HPS_MAINPLLGRP_MPUCLK_CNT), - CLKMGR_MAINPLLGRP_MAINCLK_CNT_SET( - CONFIG_HPS_MAINPLLGRP_MAINCLK_CNT), - CLKMGR_MAINPLLGRP_DBGATCLK_CNT_SET( - CONFIG_HPS_MAINPLLGRP_DBGATCLK_CNT), - CLKMGR_MAINPLLGRP_MAINQSPICLK_CNT_SET( - CONFIG_HPS_MAINPLLGRP_MAINQSPICLK_CNT), - CLKMGR_PERPLLGRP_PERNANDSDMMCCLK_CNT_SET( - CONFIG_HPS_MAINPLLGRP_MAINNANDSDMMCCLK_CNT), - CLKMGR_MAINPLLGRP_CFGS2FUSER0CLK_CNT_SET( - CONFIG_HPS_MAINPLLGRP_CFGS2FUSER0CLK_CNT), - CLKMGR_MAINPLLGRP_MAINDIV_L3MPCLK_SET( - CONFIG_HPS_MAINPLLGRP_MAINDIV_L3MPCLK) | - CLKMGR_MAINPLLGRP_MAINDIV_L3SPCLK_SET( - CONFIG_HPS_MAINPLLGRP_MAINDIV_L3SPCLK) | - CLKMGR_MAINPLLGRP_MAINDIV_L4MPCLK_SET( - CONFIG_HPS_MAINPLLGRP_MAINDIV_L4MPCLK) | - CLKMGR_MAINPLLGRP_MAINDIV_L4SPCLK_SET( - CONFIG_HPS_MAINPLLGRP_MAINDIV_L4SPCLK), - CLKMGR_MAINPLLGRP_DBGDIV_DBGATCLK_SET( - CONFIG_HPS_MAINPLLGRP_DBGDIV_DBGATCLK) | - CLKMGR_MAINPLLGRP_DBGDIV_DBGCLK_SET( - CONFIG_HPS_MAINPLLGRP_DBGDIV_DBGCLK), - CLKMGR_MAINPLLGRP_TRACEDIV_TRACECLK_SET( - CONFIG_HPS_MAINPLLGRP_TRACEDIV_TRACECLK), - CLKMGR_MAINPLLGRP_L4SRC_L4MP_SET( - CONFIG_HPS_MAINPLLGRP_L4SRC_L4MP) | - CLKMGR_MAINPLLGRP_L4SRC_L4SP_SET( - CONFIG_HPS_MAINPLLGRP_L4SRC_L4SP), + (CONFIG_HPS_MAINPLLGRP_MPUCLK_CNT << + CLKMGR_MAINPLLGRP_MPUCLK_CNT_OFFSET), + (CONFIG_HPS_MAINPLLGRP_MAINCLK_CNT << + CLKMGR_MAINPLLGRP_MAINCLK_CNT_OFFSET), + (CONFIG_HPS_MAINPLLGRP_DBGATCLK_CNT << + CLKMGR_MAINPLLGRP_DBGATCLK_CNT_OFFSET), + (CONFIG_HPS_MAINPLLGRP_MAINQSPICLK_CNT << + CLKMGR_MAINPLLGRP_MAINQSPICLK_CNT_OFFSET), + (CONFIG_HPS_MAINPLLGRP_MAINNANDSDMMCCLK_CNT << + CLKMGR_PERPLLGRP_PERNANDSDMMCCLK_CNT_OFFSET), + (CONFIG_HPS_MAINPLLGRP_CFGS2FUSER0CLK_CNT << + CLKMGR_MAINPLLGRP_CFGS2FUSER0CLK_CNT_OFFSET), + (CONFIG_HPS_MAINPLLGRP_MAINDIV_L3MPCLK << + CLKMGR_MAINPLLGRP_MAINDIV_L3MPCLK_OFFSET) | + (CONFIG_HPS_MAINPLLGRP_MAINDIV_L3SPCLK << + CLKMGR_MAINPLLGRP_MAINDIV_L3SPCLK_OFFSET) | + (CONFIG_HPS_MAINPLLGRP_MAINDIV_L4MPCLK << + CLKMGR_MAINPLLGRP_MAINDIV_L4MPCLK_OFFSET) | + (CONFIG_HPS_MAINPLLGRP_MAINDIV_L4SPCLK << + CLKMGR_MAINPLLGRP_MAINDIV_L4SPCLK_OFFSET), + (CONFIG_HPS_MAINPLLGRP_DBGDIV_DBGATCLK << + CLKMGR_MAINPLLGRP_DBGDIV_DBGATCLK_OFFSET) | + (CONFIG_HPS_MAINPLLGRP_DBGDIV_DBGCLK << + CLKMGR_MAINPLLGRP_DBGDIV_DBGCLK_OFFSET), + (CONFIG_HPS_MAINPLLGRP_TRACEDIV_TRACECLK << + CLKMGR_MAINPLLGRP_TRACEDIV_TRACECLK_OFFSET), + (CONFIG_HPS_MAINPLLGRP_L4SRC_L4MP << + CLKMGR_MAINPLLGRP_L4SRC_L4MP_OFFSET) | + (CONFIG_HPS_MAINPLLGRP_L4SRC_L4SP << + CLKMGR_MAINPLLGRP_L4SRC_L4SP_OFFSET), /* peripheral group */ PERI_VCO_BASE, - CLKMGR_PERPLLGRP_EMAC0CLK_CNT_SET( - CONFIG_HPS_PERPLLGRP_EMAC0CLK_CNT), - CLKMGR_PERPLLGRP_EMAC1CLK_CNT_SET( - CONFIG_HPS_PERPLLGRP_EMAC1CLK_CNT), - CLKMGR_PERPLLGRP_PERQSPICLK_CNT_SET( - CONFIG_HPS_PERPLLGRP_PERQSPICLK_CNT), - CLKMGR_PERPLLGRP_PERNANDSDMMCCLK_CNT_SET( - CONFIG_HPS_PERPLLGRP_PERNANDSDMMCCLK_CNT), - CLKMGR_PERPLLGRP_PERBASECLK_CNT_SET( - CONFIG_HPS_PERPLLGRP_PERBASECLK_CNT), - CLKMGR_PERPLLGRP_S2FUSER1CLK_CNT_SET( - CONFIG_HPS_PERPLLGRP_S2FUSER1CLK_CNT), - CLKMGR_PERPLLGRP_DIV_USBCLK_SET( - CONFIG_HPS_PERPLLGRP_DIV_USBCLK) | - CLKMGR_PERPLLGRP_DIV_SPIMCLK_SET( - CONFIG_HPS_PERPLLGRP_DIV_SPIMCLK) | - CLKMGR_PERPLLGRP_DIV_CAN0CLK_SET( - CONFIG_HPS_PERPLLGRP_DIV_CAN0CLK) | - CLKMGR_PERPLLGRP_DIV_CAN1CLK_SET( - CONFIG_HPS_PERPLLGRP_DIV_CAN1CLK), - CLKMGR_PERPLLGRP_GPIODIV_GPIODBCLK_SET( - CONFIG_HPS_PERPLLGRP_GPIODIV_GPIODBCLK), - CLKMGR_PERPLLGRP_SRC_QSPI_SET( - CONFIG_HPS_PERPLLGRP_SRC_QSPI) | - CLKMGR_PERPLLGRP_SRC_NAND_SET( - CONFIG_HPS_PERPLLGRP_SRC_NAND) | - CLKMGR_PERPLLGRP_SRC_SDMMC_SET( - CONFIG_HPS_PERPLLGRP_SRC_SDMMC), + (CONFIG_HPS_PERPLLGRP_EMAC0CLK_CNT << + CLKMGR_PERPLLGRP_EMAC0CLK_CNT_OFFSET), + (CONFIG_HPS_PERPLLGRP_EMAC1CLK_CNT << + CLKMGR_PERPLLGRP_EMAC1CLK_CNT_OFFSET), + (CONFIG_HPS_PERPLLGRP_PERQSPICLK_CNT << + CLKMGR_PERPLLGRP_PERQSPICLK_CNT_OFFSET), + (CONFIG_HPS_PERPLLGRP_PERNANDSDMMCCLK_CNT << + CLKMGR_PERPLLGRP_PERNANDSDMMCCLK_CNT_OFFSET), + (CONFIG_HPS_PERPLLGRP_PERBASECLK_CNT << + CLKMGR_PERPLLGRP_PERBASECLK_CNT_OFFSET), + (CONFIG_HPS_PERPLLGRP_S2FUSER1CLK_CNT << + CLKMGR_PERPLLGRP_S2FUSER1CLK_CNT_OFFSET), + (CONFIG_HPS_PERPLLGRP_DIV_USBCLK << + CLKMGR_PERPLLGRP_DIV_USBCLK_OFFSET) | + (CONFIG_HPS_PERPLLGRP_DIV_SPIMCLK << + CLKMGR_PERPLLGRP_DIV_SPIMCLK_OFFSET) | + (CONFIG_HPS_PERPLLGRP_DIV_CAN0CLK << + CLKMGR_PERPLLGRP_DIV_CAN0CLK_OFFSET) | + (CONFIG_HPS_PERPLLGRP_DIV_CAN1CLK << + CLKMGR_PERPLLGRP_DIV_CAN1CLK_OFFSET), + (CONFIG_HPS_PERPLLGRP_GPIODIV_GPIODBCLK << + CLKMGR_PERPLLGRP_GPIODIV_GPIODBCLK_OFFSET), + (CONFIG_HPS_PERPLLGRP_SRC_QSPI << + CLKMGR_PERPLLGRP_SRC_QSPI_OFFSET) | + (CONFIG_HPS_PERPLLGRP_SRC_NAND << + CLKMGR_PERPLLGRP_SRC_NAND_OFFSET) | + (CONFIG_HPS_PERPLLGRP_SRC_SDMMC << + CLKMGR_PERPLLGRP_SRC_SDMMC_OFFSET), /* sdram pll group */ SDR_VCO_BASE, - CLKMGR_SDRPLLGRP_DDRDQSCLK_PHASE_SET( - CONFIG_HPS_SDRPLLGRP_DDRDQSCLK_PHASE) | - CLKMGR_SDRPLLGRP_DDRDQSCLK_CNT_SET( - CONFIG_HPS_SDRPLLGRP_DDRDQSCLK_CNT), - CLKMGR_SDRPLLGRP_DDR2XDQSCLK_PHASE_SET( - CONFIG_HPS_SDRPLLGRP_DDR2XDQSCLK_PHASE) | - CLKMGR_SDRPLLGRP_DDR2XDQSCLK_CNT_SET( - CONFIG_HPS_SDRPLLGRP_DDR2XDQSCLK_CNT), - CLKMGR_SDRPLLGRP_DDRDQCLK_PHASE_SET( - CONFIG_HPS_SDRPLLGRP_DDRDQCLK_PHASE) | - CLKMGR_SDRPLLGRP_DDRDQCLK_CNT_SET( - CONFIG_HPS_SDRPLLGRP_DDRDQCLK_CNT), - CLKMGR_SDRPLLGRP_S2FUSER2CLK_PHASE_SET( - CONFIG_HPS_SDRPLLGRP_S2FUSER2CLK_PHASE) | - CLKMGR_SDRPLLGRP_S2FUSER2CLK_CNT_SET( - CONFIG_HPS_SDRPLLGRP_S2FUSER2CLK_CNT), + (CONFIG_HPS_SDRPLLGRP_DDRDQSCLK_PHASE << + CLKMGR_SDRPLLGRP_DDRDQSCLK_PHASE_OFFSET) | + (CONFIG_HPS_SDRPLLGRP_DDRDQSCLK_CNT << + CLKMGR_SDRPLLGRP_DDRDQSCLK_CNT_OFFSET), + (CONFIG_HPS_SDRPLLGRP_DDR2XDQSCLK_PHASE << + CLKMGR_SDRPLLGRP_DDR2XDQSCLK_PHASE_OFFSET) | + (CONFIG_HPS_SDRPLLGRP_DDR2XDQSCLK_CNT << + CLKMGR_SDRPLLGRP_DDR2XDQSCLK_CNT_OFFSET), + (CONFIG_HPS_SDRPLLGRP_DDRDQCLK_PHASE << + CLKMGR_SDRPLLGRP_DDRDQCLK_PHASE_OFFSET) | + (CONFIG_HPS_SDRPLLGRP_DDRDQCLK_CNT << + CLKMGR_SDRPLLGRP_DDRDQCLK_CNT_OFFSET), + (CONFIG_HPS_SDRPLLGRP_S2FUSER2CLK_PHASE << + CLKMGR_SDRPLLGRP_S2FUSER2CLK_PHASE_OFFSET) | + (CONFIG_HPS_SDRPLLGRP_S2FUSER2CLK_CNT << + CLKMGR_SDRPLLGRP_S2FUSER2CLK_CNT_OFFSET), + }; debug("Freezing all I/O banks\n"); diff --git a/arch/arm/cpu/armv7/socfpga/system_manager.c b/arch/arm/cpu/armv7/socfpga/system_manager.c index d96521b..11f7bad 100644 --- a/arch/arm/cpu/armv7/socfpga/system_manager.c +++ b/arch/arm/cpu/armv7/socfpga/system_manager.c @@ -1,5 +1,5 @@ /* - * Copyright (C) 2013 Altera Corporation <www.altera.com> + * Copyright (C) 2013 Altera Corporation <www.altera.com> * * SPDX-License-Identifier: GPL-2.0+ */ @@ -7,21 +7,62 @@ #include <common.h> #include <asm/io.h> #include <asm/arch/system_manager.h> +#include <asm/arch/fpga_manager.h> DECLARE_GLOBAL_DATA_PTR; +static struct socfpga_system_manager *sysmgr_regs = + (struct socfpga_system_manager *)SOCFPGA_SYSMGR_ADDRESS; + +/* + * Populate the value for SYSMGR.FPGAINTF.MODULE based on pinmux setting. + * The value is not wrote to SYSMGR.FPGAINTF.MODULE but + * CONFIG_SYSMGR_ISWGRP_HANDOFF. + */ +static void populate_sysmgr_fpgaintf_module(void) +{ + uint32_t handoff_val = 0; + + /* ISWGRP_HANDOFF_FPGAINTF */ + writel(0, &sysmgr_regs->iswgrp_handoff[2]); + + /* Enable the signal for those HPS peripherals that use FPGA. */ + if (readl(&sysmgr_regs->nandusefpga) == SYSMGR_FPGAINTF_USEFPGA) + handoff_val |= SYSMGR_FPGAINTF_NAND; + if (readl(&sysmgr_regs->rgmii1usefpga) == SYSMGR_FPGAINTF_USEFPGA) + handoff_val |= SYSMGR_FPGAINTF_EMAC1; + if (readl(&sysmgr_regs->sdmmcusefpga) == SYSMGR_FPGAINTF_USEFPGA) + handoff_val |= SYSMGR_FPGAINTF_SDMMC; + if (readl(&sysmgr_regs->rgmii0usefpga) == SYSMGR_FPGAINTF_USEFPGA) + handoff_val |= SYSMGR_FPGAINTF_EMAC0; + if (readl(&sysmgr_regs->spim0usefpga) == SYSMGR_FPGAINTF_USEFPGA) + handoff_val |= SYSMGR_FPGAINTF_SPIM0; + if (readl(&sysmgr_regs->spim1usefpga) == SYSMGR_FPGAINTF_USEFPGA) + handoff_val |= SYSMGR_FPGAINTF_SPIM1; + + /* populate (not writing) the value for SYSMGR.FPGAINTF.MODULE + based on pinmux setting */ + setbits_le32(&sysmgr_regs->iswgrp_handoff[2], handoff_val); + + handoff_val = readl(&sysmgr_regs->iswgrp_handoff[2]); + if (fpgamgr_test_fpga_ready()) { + /* Enable the required signals only */ + writel(handoff_val, &sysmgr_regs->fpgaintfgrp_module); + } +} + /* * Configure all the pin muxes */ void sysmgr_pinmux_init(void) { - unsigned long offset = CONFIG_SYSMGR_PINMUXGRP_OFFSET; - - const unsigned long *pval = sys_mgr_init_table; - unsigned long i; + uint32_t regs = (uint32_t)&sysmgr_regs->emacio[0]; + int i; - for (i = 0; i < ARRAY_SIZE(sys_mgr_init_table); - i++, offset += sizeof(unsigned long)) { - writel(*pval++, (SOCFPGA_SYSMGR_ADDRESS + offset)); + for (i = 0; i < ARRAY_SIZE(sys_mgr_init_table); i++) { + writel(sys_mgr_init_table[i], regs); + regs += sizeof(regs); } + + populate_sysmgr_fpgaintf_module(); } diff --git a/arch/arm/cpu/armv7/socfpga/timer.c b/arch/arm/cpu/armv7/socfpga/timer.c index 58fc789..253cde3 100644 --- a/arch/arm/cpu/armv7/socfpga/timer.c +++ b/arch/arm/cpu/armv7/socfpga/timer.c @@ -8,6 +8,8 @@ #include <asm/io.h> #include <asm/arch/timer.h> +#define TIMER_LOAD_VAL 0xFFFFFFFF + static const struct socfpga_timer *timer_base = (void *)CONFIG_SYS_TIMERBASE; /* diff --git a/arch/arm/include/asm/arch-socfpga/clock_manager.h b/arch/arm/include/asm/arch-socfpga/clock_manager.h index babac0e..fa49f6a 100644 --- a/arch/arm/include/asm/arch-socfpga/clock_manager.h +++ b/arch/arm/include/asm/arch-socfpga/clock_manager.h @@ -7,6 +7,15 @@ #ifndef _CLOCK_MANAGER_H_ #define _CLOCK_MANAGER_H_ +#ifndef __ASSEMBLER__ +/* Clock speed accessors */ +unsigned long cm_get_mpu_clk_hz(void); +unsigned long cm_get_sdram_clk_hz(void); +unsigned int cm_get_l4_sp_clk_hz(void); +unsigned int cm_get_mmc_controller_clk_hz(void); +unsigned int cm_get_qspi_controller_clk_hz(void); +#endif + typedef struct { /* main group */ uint32_t main_vco_base; @@ -89,6 +98,11 @@ struct socfpga_clock_manager_sdr_pll { u32 stat; }; +struct socfpga_clock_manager_altera { + u32 mpuclk; + u32 mainclk; +}; + struct socfpga_clock_manager { u32 ctrl; u32 bypass; @@ -100,112 +114,194 @@ struct socfpga_clock_manager { struct socfpga_clock_manager_main_pll main_pll; struct socfpga_clock_manager_per_pll per_pll; struct socfpga_clock_manager_sdr_pll sdr_pll; - u32 _pad_0xe0_0x200[72]; + struct socfpga_clock_manager_altera altera; + u32 _pad_0xe8_0x200[70]; }; -#define CLKMGR_MAINPLLGRP_EN_S2FUSER0CLK_MASK 0x00000200 -#define CLKMGR_MAINPLLGRP_EN_DBGTIMERCLK_MASK 0x00000080 -#define CLKMGR_MAINPLLGRP_EN_DBGTRACECLK_MASK 0x00000040 -#define CLKMGR_MAINPLLGRP_EN_DBGCLK_MASK 0x00000020 -#define CLKMGR_MAINPLLGRP_EN_DBGATCLK_MASK 0x00000010 -#define CLKMGR_MAINPLLGRP_EN_L4MPCLK_MASK 0x00000004 -#define CLKMGR_MAINPLLGRP_VCO_RESET_VALUE 0x8001000d -#define CLKMGR_PERPLLGRP_VCO_RESET_VALUE 0x8001000d -#define CLKMGR_SDRPLLGRP_VCO_RESET_VALUE 0x8001000d -#define CLKMGR_MAINPLLGRP_MAINDIV_L4MPCLK_SET(x) (((x) << 4) & 0x00000070) -#define CLKMGR_MAINPLLGRP_MAINDIV_L4SPCLK_SET(x) (((x) << 7) & 0x00000380) -#define CLKMGR_MAINPLLGRP_L4SRC_L4MP_SET(x) (((x) << 0) & 0x00000001) -#define CLKMGR_MAINPLLGRP_L4SRC_L4SP_SET(x) (((x) << 1) & 0x00000002) -#define CLKMGR_PERPLLGRP_SRC_QSPI_SET(x) (((x) << 4) & 0x00000030) -#define CLKMGR_PERPLLGRP_SRC_NAND_SET(x) (((x) << 2) & 0x0000000c) -#define CLKMGR_PERPLLGRP_SRC_SDMMC_SET(x) (((x) << 0) & 0x00000003) -#define CLKMGR_MAINPLLGRP_VCO_DENOM_SET(x) (((x) << 16) & 0x003f0000) -#define CLKMGR_MAINPLLGRP_VCO_NUMER_SET(x) (((x) << 3) & 0x0000fff8) -#define CLKMGR_MAINPLLGRP_VCO_PWRDN_SET(x) (((x) << 2) & 0x00000004) -#define CLKMGR_MAINPLLGRP_VCO_EN_SET(x) (((x) << 1) & 0x00000002) -#define CLKMGR_MAINPLLGRP_VCO_BGPWRDN_SET(x) (((x) << 0) & 0x00000001) -#define CLKMGR_PERPLLGRP_VCO_PSRC_SET(x) (((x) << 22) & 0x00c00000) -#define CLKMGR_PERPLLGRP_VCO_DENOM_SET(x) (((x) << 16) & 0x003f0000) -#define CLKMGR_PERPLLGRP_VCO_NUMER_SET(x) (((x) << 3) & 0x0000fff8) -#define CLKMGR_SDRPLLGRP_VCO_OUTRESET_SET(x) (((x) << 25) & 0x7e000000) -#define CLKMGR_SDRPLLGRP_VCO_OUTRESETALL_SET(x) (((x) << 24) & 0x01000000) -#define CLKMGR_SDRPLLGRP_VCO_SSRC_SET(x) (((x) << 22) & 0x00c00000) -#define CLKMGR_SDRPLLGRP_VCO_DENOM_SET(x) (((x) << 16) & 0x003f0000) -#define CLKMGR_SDRPLLGRP_VCO_NUMER_SET(x) (((x) << 3) & 0x0000fff8) -#define CLKMGR_MAINPLLGRP_MPUCLK_CNT_SET(x) (((x) << 0) & 0x000001ff) -#define CLKMGR_MAINPLLGRP_MAINCLK_CNT_SET(x) (((x) << 0) & 0x000001ff) -#define CLKMGR_MAINPLLGRP_DBGATCLK_CNT_SET(x) (((x) << 0) & 0x000001ff) -#define CLKMGR_MAINPLLGRP_CFGS2FUSER0CLK_CNT_SET(x) \ - (((x) << 0) & 0x000001ff) -#define CLKMGR_PERPLLGRP_EMAC0CLK_CNT_SET(x) (((x) << 0) & 0x000001ff) -#define CLKMGR_PERPLLGRP_EMAC1CLK_CNT_SET(x) (((x) << 0) & 0x000001ff) -#define CLKMGR_MAINPLLGRP_MAINQSPICLK_CNT_SET(x) (((x) << 0) & 0x000001ff) -#define CLKMGR_MAINPLLGRP_MAINNANDSDMMCCLK_CNT_SET(x) \ - (((x) << 0) & 0x000001ff) -#define CLKMGR_PERPLLGRP_PERBASECLK_CNT_SET(x) (((x) << 0) & 0x000001ff) -#define CLKMGR_PERPLLGRP_S2FUSER1CLK_CNT_SET(x) (((x) << 0) & 0x000001ff) -#define CLKMGR_PERPLLGRP_PERNANDSDMMCCLK_CNT_SET(x) (((x) << 0) & 0x000001ff) -#define CLKMGR_SDRPLLGRP_DDRDQSCLK_PHASE_SET(x) (((x) << 9) & 0x00000e00) -#define CLKMGR_SDRPLLGRP_DDRDQSCLK_CNT_SET(x) (((x) << 0) & 0x000001ff) -#define CLKMGR_SDRPLLGRP_DDR2XDQSCLK_PHASE_SET(x) (((x) << 9) & 0x00000e00) -#define CLKMGR_SDRPLLGRP_DDR2XDQSCLK_CNT_SET(x) (((x) << 0) & 0x000001ff) -#define CLKMGR_SDRPLLGRP_DDRDQCLK_PHASE_SET(x) (((x) << 9) & 0x00000e00) -#define CLKMGR_SDRPLLGRP_DDRDQCLK_CNT_SET(x) (((x) << 0) & 0x000001ff) -#define CLKMGR_SDRPLLGRP_S2FUSER2CLK_PHASE_SET(x) (((x) << 9) & 0x00000e00) -#define CLKMGR_SDRPLLGRP_S2FUSER2CLK_CNT_SET(x) (((x) << 0) & 0x000001ff) -#define CLKMGR_MAINPLLGRP_DBGDIV_DBGCLK_SET(x) (((x) << 2) & 0x0000000c) -#define CLKMGR_MAINPLLGRP_DBGDIV_DBGATCLK_SET(x) (((x) << 0) & 0x00000003) -#define CLKMGR_MAINPLLGRP_TRACEDIV_TRACECLK_SET(x) (((x) << 0) & 0x00000007) -#define CLKMGR_MAINPLLGRP_MAINDIV_L3MPCLK_SET(x) (((x) << 0) & 0x00000003) -#define CLKMGR_MAINPLLGRP_MAINDIV_L3SPCLK_SET(x) (((x) << 2) & 0x0000000c) -#define CLKMGR_BYPASS_PERPLL_SET(x) (((x) << 3) & 0x00000008) -#define CLKMGR_BYPASS_SDRPLL_SET(x) (((x) << 1) & 0x00000002) -#define CLKMGR_BYPASS_MAINPLL_SET(x) (((x) << 0) & 0x00000001) -#define CLKMGR_PERPLLGRP_DIV_USBCLK_SET(x) (((x) << 0) & 0x00000007) -#define CLKMGR_PERPLLGRP_DIV_SPIMCLK_SET(x) (((x) << 3) & 0x00000038) -#define CLKMGR_PERPLLGRP_DIV_CAN0CLK_SET(x) (((x) << 6) & 0x000001c0) -#define CLKMGR_PERPLLGRP_DIV_CAN1CLK_SET(x) (((x) << 9) & 0x00000e00) -#define CLKMGR_INTER_SDRPLLLOCKED_MASK 0x00000100 -#define CLKMGR_INTER_PERPLLLOCKED_MASK 0x00000080 -#define CLKMGR_INTER_MAINPLLLOCKED_MASK 0x00000040 -#define CLKMGR_CTRL_SAFEMODE_MASK 0x00000001 -#define CLKMGR_CTRL_SAFEMODE_SET(x) (((x) << 0) & 0x00000001) -#define CLKMGR_SDRPLLGRP_VCO_OUTRESET_MASK 0x7e000000 -#define CLKMGR_SDRPLLGRP_VCO_OUTRESETALL_SET(x) (((x) << 24) & 0x01000000) -#define CLKMGR_PERPLLGRP_PERQSPICLK_CNT_SET(x) (((x) << 0) & 0x000001ff) -#define CLKMGR_PERPLLGRP_DIV_SPIMCLK_SET(x) (((x) << 3) & 0x00000038) -#define CLKMGR_PERPLLGRP_GPIODIV_GPIODBCLK_SET(x) (((x) << 0) & 0x00ffffff) -#define CLKMGR_BYPASS_PERPLLSRC_SET(x) (((x) << 4) & 0x00000010) -#define CLKMGR_BYPASS_SDRPLLSRC_SET(x) (((x) << 2) & 0x00000004) -#define CLKMGR_PERPLLGRP_SRC_RESET_VALUE 0x00000015 -#define CLKMGR_MAINPLLGRP_L4SRC_RESET_VALUE 0x00000000 -#define CLKMGR_MAINPLLGRP_VCO_REGEXTSEL_MASK 0x80000000 -#define CLKMGR_PERPLLGRP_VCO_REGEXTSEL_MASK 0x80000000 -#define CLKMGR_SDRPLLGRP_VCO_REGEXTSEL_MASK 0x80000000 -#define CLKMGR_SDRPLLGRP_DDRDQSCLK_PHASE_MASK 0x001ffe00 -#define CLKMGR_SDRPLLGRP_DDR2XDQSCLK_PHASE_MASK 0x001ffe00 -#define CLKMGR_SDRPLLGRP_DDRDQCLK_PHASE_MASK 0x001ffe00 -#define CLKMGR_SDRPLLGRP_S2FUSER2CLK_PHASE_MASK 0x001ffe00 -#define CLKMGR_MAINPLLGRP_VCO_OUTRESETALL_MASK 0x01000000 -#define CLKMGR_PERPLLGRP_VCO_OUTRESETALL_MASK 0x01000000 -#define CLKMGR_PERPLLGRP_EN_NANDCLK_MASK 0x00000400 -#define CLKMGR_SDRPLLGRP_DDRDQSCLK_CNT_MASK 0x000001ff -#define CLKMGR_SDRPLLGRP_DDR2XDQSCLK_CNT_MASK 0x000001ff -#define CLKMGR_SDRPLLGRP_DDRDQCLK_CNT_MASK 0x000001ff -#define CLKMGR_SDRPLLGRP_S2FUSER2CLK_CNT_MASK 0x000001ff - -#define MAIN_VCO_BASE \ - (CLKMGR_MAINPLLGRP_VCO_DENOM_SET(CONFIG_HPS_MAINPLLGRP_VCO_DENOM) | \ - CLKMGR_MAINPLLGRP_VCO_NUMER_SET(CONFIG_HPS_MAINPLLGRP_VCO_NUMER)) - -#define PERI_VCO_BASE \ - (CLKMGR_PERPLLGRP_VCO_PSRC_SET(CONFIG_HPS_PERPLLGRP_VCO_PSRC) | \ - CLKMGR_PERPLLGRP_VCO_DENOM_SET(CONFIG_HPS_PERPLLGRP_VCO_DENOM) | \ - CLKMGR_PERPLLGRP_VCO_NUMER_SET(CONFIG_HPS_PERPLLGRP_VCO_NUMER)) - -#define SDR_VCO_BASE \ - (CLKMGR_SDRPLLGRP_VCO_SSRC_SET(CONFIG_HPS_SDRPLLGRP_VCO_SSRC) | \ - CLKMGR_SDRPLLGRP_VCO_DENOM_SET(CONFIG_HPS_SDRPLLGRP_VCO_DENOM) | \ - CLKMGR_SDRPLLGRP_VCO_NUMER_SET(CONFIG_HPS_SDRPLLGRP_VCO_NUMER)) +#define CLKMGR_CTRL_SAFEMODE (1 << 0) +#define CLKMGR_CTRL_SAFEMODE_OFFSET 0 + +#define CLKMGR_BYPASS_PERPLLSRC (1 << 4) +#define CLKMGR_BYPASS_PERPLLSRC_OFFSET 4 +#define CLKMGR_BYPASS_PERPLL (1 << 3) +#define CLKMGR_BYPASS_PERPLL_OFFSET 3 +#define CLKMGR_BYPASS_SDRPLLSRC (1 << 2) +#define CLKMGR_BYPASS_SDRPLLSRC_OFFSET 2 +#define CLKMGR_BYPASS_SDRPLL (1 << 1) +#define CLKMGR_BYPASS_SDRPLL_OFFSET 1 +#define CLKMGR_BYPASS_MAINPLL (1 << 0) +#define CLKMGR_BYPASS_MAINPLL_OFFSET 0 + +#define CLKMGR_INTER_SDRPLLLOCKED_MASK 0x00000100 +#define CLKMGR_INTER_PERPLLLOCKED_MASK 0x00000080 +#define CLKMGR_INTER_MAINPLLLOCKED_MASK 0x00000040 +#define CLKMGR_INTER_PERPLLLOST_MASK 0x00000010 +#define CLKMGR_INTER_SDRPLLLOST_MASK 0x00000020 +#define CLKMGR_INTER_MAINPLLLOST_MASK 0x00000008 + +#define CLKMGR_STAT_BUSY (1 << 0) + +/* Main PLL */ +#define CLKMGR_MAINPLLGRP_VCO_BGPWRDN (1 << 0) +#define CLKMGR_MAINPLLGRP_VCO_BGPWRDN_OFFSET 0 +#define CLKMGR_MAINPLLGRP_VCO_DENOM_OFFSET 16 +#define CLKMGR_MAINPLLGRP_VCO_DENOM_MASK 0x003f0000 +#define CLKMGR_MAINPLLGRP_VCO_EN (1 << 1) +#define CLKMGR_MAINPLLGRP_VCO_EN_OFFSET 1 +#define CLKMGR_MAINPLLGRP_VCO_NUMER_OFFSET 3 +#define CLKMGR_MAINPLLGRP_VCO_NUMER_MASK 0x0000fff8 +#define CLKMGR_MAINPLLGRP_VCO_OUTRESETALL_MASK 0x01000000 +#define CLKMGR_MAINPLLGRP_VCO_PWRDN (1 << 2) +#define CLKMGR_MAINPLLGRP_VCO_PWRDN_OFFSET 2 +#define CLKMGR_MAINPLLGRP_VCO_REGEXTSEL_MASK 0x80000000 +#define CLKMGR_MAINPLLGRP_VCO_RESET_VALUE 0x8001000d + +#define CLKMGR_MAINPLLGRP_MPUCLK_CNT_OFFSET 0 +#define CLKMGR_MAINPLLGRP_MPUCLK_CNT_MASK 0x000001ff + +#define CLKMGR_MAINPLLGRP_MAINCLK_CNT_OFFSET 0 +#define CLKMGR_MAINPLLGRP_MAINCLK_CNT_MASK 0x000001ff + +#define CLKMGR_MAINPLLGRP_DBGATCLK_CNT_OFFSET 0 +#define CLKMGR_MAINPLLGRP_DBGATCLK_CNT_MASK 0x000001ff + +#define CLKMGR_MAINPLLGRP_MAINQSPICLK_CNT_OFFSET 0 +#define CLKMGR_MAINPLLGRP_MAINQSPICLK_CNT_MASK 0x000001ff + +#define CLKMGR_MAINPLLGRP_MAINNANDSDMMCCLK_CNT_OFFSET 0 +#define CLKMGR_MAINPLLGRP_MAINNANDSDMMCCLK_CNT_MASK 0x000001ff + +#define CLKMGR_MAINPLLGRP_CFGS2FUSER0CLK_CNT_OFFSET 0 +#define CLKMGR_MAINPLLGRP_CFGS2FUSER0CLK_CNT_MASK 0x000001ff + +#define CLKMGR_MAINPLLGRP_EN_DBGATCLK_MASK 0x00000010 +#define CLKMGR_MAINPLLGRP_EN_DBGCLK_MASK 0x00000020 +#define CLKMGR_MAINPLLGRP_EN_DBGTIMERCLK_MASK 0x00000080 +#define CLKMGR_MAINPLLGRP_EN_DBGTRACECLK_MASK 0x00000040 +#define CLKMGR_MAINPLLGRP_EN_L4MPCLK_MASK 0x00000004 +#define CLKMGR_MAINPLLGRP_EN_S2FUSER0CLK_MASK 0x00000200 + +#define CLKMGR_MAINPLLGRP_MAINDIV_L3MPCLK_OFFSET 0 +#define CLKMGR_MAINPLLGRP_MAINDIV_L3MPCLK_MASK 0x00000003 +#define CLKMGR_MAINPLLGRP_MAINDIV_L3SPCLK_OFFSET 2 +#define CLKMGR_MAINPLLGRP_MAINDIV_L3SPCLK_MASK 0x0000000c +#define CLKMGR_MAINPLLGRP_MAINDIV_L4MPCLK_OFFSET 4 +#define CLKMGR_MAINPLLGRP_MAINDIV_L4MPCLK_MASK 0x00000070 +#define CLKMGR_MAINPLLGRP_MAINDIV_L4SPCLK_OFFSET 7 +#define CLKMGR_MAINPLLGRP_MAINDIV_L4SPCLK_MASK 0x00000380 + +#define CLKMGR_MAINPLLGRP_DBGDIV_DBGATCLK_OFFSET 0 +#define CLKMGR_MAINPLLGRP_DBGDIV_DBGATCLK_MASK 0x00000003 +#define CLKMGR_MAINPLLGRP_DBGDIV_DBGCLK_OFFSET 2 +#define CLKMGR_MAINPLLGRP_DBGDIV_DBGCLK_MASK 0x0000000c + +#define CLKMGR_MAINPLLGRP_TRACEDIV_TRACECLK_OFFSET 0 +#define CLKMGR_MAINPLLGRP_TRACEDIV_TRACECLK_MASK 0x00000007 + +#define CLKMGR_MAINPLLGRP_L4SRC_L4MP (1 << 0) +#define CLKMGR_MAINPLLGRP_L4SRC_L4MP_OFFSET 0 +#define CLKMGR_MAINPLLGRP_L4SRC_L4SP (1 << 1) +#define CLKMGR_MAINPLLGRP_L4SRC_L4SP_OFFSET 1 +#define CLKMGR_MAINPLLGRP_L4SRC_RESET_VALUE 0x00000000 +#define CLKMGR_L4_SP_CLK_SRC_MAINPLL 0x0 +#define CLKMGR_L4_SP_CLK_SRC_PERPLL 0x1 + +/* Per PLL */ +#define CLKMGR_PERPLLGRP_VCO_DENOM_OFFSET 16 +#define CLKMGR_PERPLLGRP_VCO_DENOM_MASK 0x003f0000 +#define CLKMGR_PERPLLGRP_VCO_NUMER_OFFSET 3 +#define CLKMGR_PERPLLGRP_VCO_NUMER_MASK 0x0000fff8 +#define CLKMGR_PERPLLGRP_VCO_OUTRESETALL_MASK 0x01000000 +#define CLKMGR_PERPLLGRP_VCO_PSRC_OFFSET 22 +#define CLKMGR_PERPLLGRP_VCO_PSRC_MASK 0x00c00000 +#define CLKMGR_PERPLLGRP_VCO_REGEXTSEL_MASK 0x80000000 +#define CLKMGR_PERPLLGRP_VCO_RESET_VALUE 0x8001000d +#define CLKMGR_PERPLLGRP_VCO_SSRC_OFFSET 22 +#define CLKMGR_PERPLLGRP_VCO_SSRC_MASK 0x00c00000 + +#define CLKMGR_VCO_SSRC_EOSC1 0x0 +#define CLKMGR_VCO_SSRC_EOSC2 0x1 +#define CLKMGR_VCO_SSRC_F2S 0x2 + +#define CLKMGR_PERPLLGRP_EMAC0CLK_CNT_OFFSET 0 +#define CLKMGR_PERPLLGRP_EMAC0CLK_CNT_MASK 0x000001ff + +#define CLKMGR_PERPLLGRP_EMAC1CLK_CNT_OFFSET 0 +#define CLKMGR_PERPLLGRP_EMAC1CLK_CNT_MASK 0x000001ff + +#define CLKMGR_PERPLLGRP_PERQSPICLK_CNT_OFFSET 0 +#define CLKMGR_PERPLLGRP_PERQSPICLK_CNT_MASK 0x000001ff + +#define CLKMGR_PERPLLGRP_PERNANDSDMMCCLK_CNT_OFFSET 0 +#define CLKMGR_PERPLLGRP_PERNANDSDMMCCLK_CNT_MASK 0x000001ff + +#define CLKMGR_PERPLLGRP_PERBASECLK_CNT_OFFSET 0 +#define CLKMGR_PERPLLGRP_PERBASECLK_CNT_MASK 0x000001ff + +#define CLKMGR_PERPLLGRP_S2FUSER1CLK_CNT_OFFSET 0 +#define CLKMGR_PERPLLGRP_S2FUSER1CLK_CNT_MASK 0x000001ff + +#define CLKMGR_PERPLLGRP_EN_NANDCLK_MASK 0x00000400 +#define CLKMGR_PERPLLGRP_EN_SDMMCCLK_MASK 0x00000100 + +#define CLKMGR_PERPLLGRP_DIV_CAN0CLK_OFFSET 6 +#define CLKMGR_PERPLLGRP_DIV_CAN0CLK_MASK 0x000001c0 +#define CLKMGR_PERPLLGRP_DIV_CAN1CLK_OFFSET 9 +#define CLKMGR_PERPLLGRP_DIV_CAN1CLK_MASK 0x00000e00 +#define CLKMGR_PERPLLGRP_DIV_SPIMCLK_OFFSET 3 +#define CLKMGR_PERPLLGRP_DIV_SPIMCLK_OFFSET 3 +#define CLKMGR_PERPLLGRP_DIV_USBCLK_OFFSET 0 +#define CLKMGR_PERPLLGRP_DIV_USBCLK_MASK 0x00000007 + +#define CLKMGR_PERPLLGRP_GPIODIV_GPIODBCLK_OFFSET 0 +#define CLKMGR_PERPLLGRP_GPIODIV_GPIODBCLK_MASK 0x00ffffff + +#define CLKMGR_PERPLLGRP_SRC_NAND_OFFSET 2 +#define CLKMGR_PERPLLGRP_SRC_NAND_MASK 0x0000000c +#define CLKMGR_PERPLLGRP_SRC_QSPI_OFFSET 4 +#define CLKMGR_PERPLLGRP_SRC_QSPI_MASK 0x00000030 +#define CLKMGR_PERPLLGRP_SRC_RESET_VALUE 0x00000015 +#define CLKMGR_PERPLLGRP_SRC_SDMMC_OFFSET 0 +#define CLKMGR_PERPLLGRP_SRC_SDMMC_MASK 0x00000003 +#define CLKMGR_SDMMC_CLK_SRC_F2S 0x0 +#define CLKMGR_SDMMC_CLK_SRC_MAIN 0x1 +#define CLKMGR_SDMMC_CLK_SRC_PER 0x2 +#define CLKMGR_QSPI_CLK_SRC_F2S 0x0 +#define CLKMGR_QSPI_CLK_SRC_MAIN 0x1 +#define CLKMGR_QSPI_CLK_SRC_PER 0x2 + +/* SDR PLL */ +#define CLKMGR_SDRPLLGRP_VCO_DENOM_OFFSET 16 +#define CLKMGR_SDRPLLGRP_VCO_DENOM_MASK 0x003f0000 +#define CLKMGR_SDRPLLGRP_VCO_NUMER_OFFSET 3 +#define CLKMGR_SDRPLLGRP_VCO_NUMER_MASK 0x0000fff8 +#define CLKMGR_SDRPLLGRP_VCO_OUTRESETALL (1 << 24) +#define CLKMGR_SDRPLLGRP_VCO_OUTRESETALL_OFFSET 24 +#define CLKMGR_SDRPLLGRP_VCO_OUTRESET_OFFSET 25 +#define CLKMGR_SDRPLLGRP_VCO_OUTRESET_MASK 0x7e000000 +#define CLKMGR_SDRPLLGRP_VCO_REGEXTSEL_MASK 0x80000000 +#define CLKMGR_SDRPLLGRP_VCO_RESET_VALUE 0x8001000d +#define CLKMGR_SDRPLLGRP_VCO_SSRC_OFFSET 22 +#define CLKMGR_SDRPLLGRP_VCO_SSRC_MASK 0x00c00000 + +#define CLKMGR_SDRPLLGRP_DDRDQSCLK_CNT_OFFSET 0 +#define CLKMGR_SDRPLLGRP_DDRDQSCLK_CNT_MASK 0x000001ff +#define CLKMGR_SDRPLLGRP_DDRDQSCLK_PHASE_OFFSET 9 +#define CLKMGR_SDRPLLGRP_DDRDQSCLK_PHASE_MASK 0x00000e00 + +#define CLKMGR_SDRPLLGRP_DDR2XDQSCLK_CNT_OFFSET 0 +#define CLKMGR_SDRPLLGRP_DDR2XDQSCLK_CNT_MASK 0x000001ff +#define CLKMGR_SDRPLLGRP_DDR2XDQSCLK_PHASE_OFFSET 9 +#define CLKMGR_SDRPLLGRP_DDR2XDQSCLK_PHASE_MASK 0x00000e00 + +#define CLKMGR_SDRPLLGRP_DDRDQCLK_CNT_OFFSET 0 +#define CLKMGR_SDRPLLGRP_DDRDQCLK_CNT_MASK 0x000001ff +#define CLKMGR_SDRPLLGRP_DDRDQCLK_PHASE_OFFSET 9 +#define CLKMGR_SDRPLLGRP_DDRDQCLK_PHASE_MASK 0x00000e00 + +#define CLKMGR_SDRPLLGRP_S2FUSER2CLK_CNT_OFFSET 0 +#define CLKMGR_SDRPLLGRP_S2FUSER2CLK_CNT_MASK 0x000001ff +#define CLKMGR_SDRPLLGRP_S2FUSER2CLK_PHASE_OFFSET 9 +#define CLKMGR_SDRPLLGRP_S2FUSER2CLK_PHASE_MASK 0x00000e00 #endif /* _CLOCK_MANAGER_H_ */ diff --git a/arch/arm/include/asm/arch-socfpga/fpga_manager.h b/arch/arm/include/asm/arch-socfpga/fpga_manager.h new file mode 100644 index 0000000..a077e22 --- /dev/null +++ b/arch/arm/include/asm/arch-socfpga/fpga_manager.h @@ -0,0 +1,77 @@ +/* + * Copyright (C) 2012 Altera Corporation <www.altera.com> + * All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef _FPGA_MANAGER_H_ +#define _FPGA_MANAGER_H_ + +#include <altera.h> + +struct socfpga_fpga_manager { + /* FPGA Manager Module */ + u32 stat; /* 0x00 */ + u32 ctrl; + u32 dclkcnt; + u32 dclkstat; + u32 gpo; /* 0x10 */ + u32 gpi; + u32 misci; /* 0x18 */ + u32 _pad_0x1c_0x82c[517]; + + /* Configuration Monitor (MON) Registers */ + u32 gpio_inten; /* 0x830 */ + u32 gpio_intmask; + u32 gpio_inttype_level; + u32 gpio_int_polarity; + u32 gpio_intstatus; /* 0x840 */ + u32 gpio_raw_intstatus; + u32 _pad_0x848; + u32 gpio_porta_eoi; + u32 gpio_ext_porta; /* 0x850 */ + u32 _pad_0x854_0x85c[3]; + u32 gpio_1s_sync; /* 0x860 */ + u32 _pad_0x864_0x868[2]; + u32 gpio_ver_id_code; + u32 gpio_config_reg2; /* 0x870 */ + u32 gpio_config_reg1; +}; + +#define FPGAMGRREGS_STAT_MODE_MASK 0x7 +#define FPGAMGRREGS_STAT_MSEL_MASK 0xf8 +#define FPGAMGRREGS_STAT_MSEL_LSB 3 + +#define FPGAMGRREGS_CTRL_CFGWDTH_MASK 0x200 +#define FPGAMGRREGS_CTRL_AXICFGEN_MASK 0x100 +#define FPGAMGRREGS_CTRL_NCONFIGPULL_MASK 0x4 +#define FPGAMGRREGS_CTRL_NCE_MASK 0x2 +#define FPGAMGRREGS_CTRL_EN_MASK 0x1 +#define FPGAMGRREGS_CTRL_CDRATIO_LSB 6 + +#define FPGAMGRREGS_MON_GPIO_EXT_PORTA_CRC_MASK 0x8 +#define FPGAMGRREGS_MON_GPIO_EXT_PORTA_ID_MASK 0x4 +#define FPGAMGRREGS_MON_GPIO_EXT_PORTA_CD_MASK 0x2 +#define FPGAMGRREGS_MON_GPIO_EXT_PORTA_NS_MASK 0x1 + +/* FPGA Mode */ +#define FPGAMGRREGS_MODE_FPGAOFF 0x0 +#define FPGAMGRREGS_MODE_RESETPHASE 0x1 +#define FPGAMGRREGS_MODE_CFGPHASE 0x2 +#define FPGAMGRREGS_MODE_INITPHASE 0x3 +#define FPGAMGRREGS_MODE_USERMODE 0x4 +#define FPGAMGRREGS_MODE_UNKNOWN 0x5 + +/* FPGA CD Ratio Value */ +#define CDRATIO_x1 0x0 +#define CDRATIO_x2 0x1 +#define CDRATIO_x4 0x2 +#define CDRATIO_x8 0x3 + +/* SoCFPGA support functions */ +int fpgamgr_test_fpga_ready(void); +int fpgamgr_poll_fpga_ready(void); +int fpgamgr_get_mode(void); + +#endif /* _FPGA_MANAGER_H_ */ diff --git a/arch/arm/include/asm/arch-socfpga/nic301.h b/arch/arm/include/asm/arch-socfpga/nic301.h new file mode 100644 index 0000000..3c8ab31 --- /dev/null +++ b/arch/arm/include/asm/arch-socfpga/nic301.h @@ -0,0 +1,195 @@ +/* + * Copyright (C) 2014 Marek Vasut <marex@denx.de> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef _NIC301_REGISTERS_H_ +#define _NIC301_REGISTERS_H_ + +struct nic301_registers { + u32 remap; /* 0x0 */ + /* Security Register Group */ + u32 _pad_0x4_0x8[1]; + u32 l4main; + u32 l4sp; + u32 l4mp; /* 0x10 */ + u32 l4osc1; + u32 l4spim; + u32 stm; + u32 lwhps2fpgaregs; /* 0x20 */ + u32 _pad_0x24_0x28[1]; + u32 usb1; + u32 nanddata; + u32 _pad_0x30_0x80[20]; + u32 usb0; /* 0x80 */ + u32 nandregs; + u32 qspidata; + u32 fpgamgrdata; + u32 hps2fpgaregs; /* 0x90 */ + u32 acp; + u32 rom; + u32 ocram; + u32 sdrdata; /* 0xA0 */ + u32 _pad_0xa4_0x1fd0[1995]; + /* ID Register Group */ + u32 periph_id_4; /* 0x1FD0 */ + u32 _pad_0x1fd4_0x1fe0[3]; + u32 periph_id_0; /* 0x1FE0 */ + u32 periph_id_1; + u32 periph_id_2; + u32 periph_id_3; + u32 comp_id_0; /* 0x1FF0 */ + u32 comp_id_1; + u32 comp_id_2; + u32 comp_id_3; + u32 _pad_0x2000_0x2008[2]; + /* L4 MAIN */ + u32 l4main_fn_mod_bm_iss; + u32 _pad_0x200c_0x3008[1023]; + /* L4 SP */ + u32 l4sp_fn_mod_bm_iss; + u32 _pad_0x300c_0x4008[1023]; + /* L4 MP */ + u32 l4mp_fn_mod_bm_iss; + u32 _pad_0x400c_0x5008[1023]; + /* L4 OSC1 */ + u32 l4osc_fn_mod_bm_iss; + u32 _pad_0x500c_0x6008[1023]; + /* L4 SPIM */ + u32 l4spim_fn_mod_bm_iss; + u32 _pad_0x600c_0x7008[1023]; + /* STM */ + u32 stm_fn_mod_bm_iss; + u32 _pad_0x700c_0x7108[63]; + u32 stm_fn_mod; + u32 _pad_0x710c_0x8008[959]; + /* LWHPS2FPGA */ + u32 lwhps2fpga_fn_mod_bm_iss; + u32 _pad_0x800c_0x8108[63]; + u32 lwhps2fpga_fn_mod; + u32 _pad_0x810c_0xa008[1983]; + /* USB1 */ + u32 usb1_fn_mod_bm_iss; + u32 _pad_0xa00c_0xa044[14]; + u32 usb1_ahb_cntl; + u32 _pad_0xa048_0xb008[1008]; + /* NANDDATA */ + u32 nanddata_fn_mod_bm_iss; + u32 _pad_0xb00c_0xb108[63]; + u32 nanddata_fn_mod; + u32 _pad_0xb10c_0x20008[21439]; + /* USB0 */ + u32 usb0_fn_mod_bm_iss; + u32 _pad_0x2000c_0x20044[14]; + u32 usb0_ahb_cntl; + u32 _pad_0x20048_0x21008[1008]; + /* NANDREGS */ + u32 nandregs_fn_mod_bm_iss; + u32 _pad_0x2100c_0x21108[63]; + u32 nandregs_fn_mod; + u32 _pad_0x2110c_0x22008[959]; + /* QSPIDATA */ + u32 qspidata_fn_mod_bm_iss; + u32 _pad_0x2200c_0x22044[14]; + u32 qspidata_ahb_cntl; + u32 _pad_0x22048_0x23008[1008]; + /* FPGAMGRDATA */ + u32 fpgamgrdata_fn_mod_bm_iss; + u32 _pad_0x2300c_0x23040[13]; + u32 fpgamgrdata_wr_tidemark; /* 0x23040 */ + u32 _pad_0x23044_0x23108[49]; + u32 fn_mod; + u32 _pad_0x2310c_0x24008[959]; + /* HPS2FPGA */ + u32 hps2fpga_fn_mod_bm_iss; + u32 _pad_0x2400c_0x24040[13]; + u32 hps2fpga_wr_tidemark; /* 0x24040 */ + u32 _pad_0x24044_0x24108[49]; + u32 hps2fpga_fn_mod; + u32 _pad_0x2410c_0x25008[959]; + /* ACP */ + u32 acp_fn_mod_bm_iss; + u32 _pad_0x2500c_0x25108[63]; + u32 acp_fn_mod; + u32 _pad_0x2510c_0x26008[959]; + /* Boot ROM */ + u32 bootrom_fn_mod_bm_iss; + u32 _pad_0x2600c_0x26108[63]; + u32 bootrom_fn_mod; + u32 _pad_0x2610c_0x27008[959]; + /* On-chip RAM */ + u32 ocram_fn_mod_bm_iss; + u32 _pad_0x2700c_0x27040[13]; + u32 ocram_wr_tidemark; /* 0x27040 */ + u32 _pad_0x27044_0x27108[49]; + u32 ocram_fn_mod; + u32 _pad_0x2710c_0x42024[27590]; + /* DAP */ + u32 dap_fn_mod2; + u32 dap_fn_mod_ahb; + u32 _pad_0x4202c_0x42100[53]; + u32 dap_read_qos; /* 0x42100 */ + u32 dap_write_qos; + u32 dap_fn_mod; + u32 _pad_0x4210c_0x43100[1021]; + /* MPU */ + u32 mpu_read_qos; /* 0x43100 */ + u32 mpu_write_qos; + u32 mpu_fn_mod; + u32 _pad_0x4310c_0x44028[967]; + /* SDMMC */ + u32 sdmmc_fn_mod_ahb; + u32 _pad_0x4402c_0x44100[53]; + u32 sdmmc_read_qos; /* 0x44100 */ + u32 sdmmc_write_qos; + u32 sdmmc_fn_mod; + u32 _pad_0x4410c_0x45100[1021]; + /* DMA */ + u32 dma_read_qos; /* 0x45100 */ + u32 dma_write_qos; + u32 dma_fn_mod; + u32 _pad_0x4510c_0x46040[973]; + /* FPGA2HPS */ + u32 fpga2hps_wr_tidemark; /* 0x46040 */ + u32 _pad_0x46044_0x46100[47]; + u32 fpga2hps_read_qos; /* 0x46100 */ + u32 fpga2hps_write_qos; + u32 fpga2hps_fn_mod; + u32 _pad_0x4610c_0x47100[1021]; + /* ETR */ + u32 etr_read_qos; /* 0x47100 */ + u32 etr_write_qos; + u32 etr_fn_mod; + u32 _pad_0x4710c_0x48100[1021]; + /* EMAC0 */ + u32 emac0_read_qos; /* 0x48100 */ + u32 emac0_write_qos; + u32 emac0_fn_mod; + u32 _pad_0x4810c_0x49100[1021]; + /* EMAC1 */ + u32 emac1_read_qos; /* 0x49100 */ + u32 emac1_write_qos; + u32 emac1_fn_mod; + u32 _pad_0x4910c_0x4a028[967]; + /* USB0 */ + u32 usb0_fn_mod_ahb; + u32 _pad_0x4a02c_0x4a100[53]; + u32 usb0_read_qos; /* 0x4A100 */ + u32 usb0_write_qos; + u32 usb0_fn_mod; + u32 _pad_0x4a10c_0x4b100[1021]; + /* NAND */ + u32 nand_read_qos; /* 0x4B100 */ + u32 nand_write_qos; + u32 nand_fn_mod; + u32 _pad_0x4b10c_0x4c028[967]; + /* USB1 */ + u32 usb1_fn_mod_ahb; + u32 _pad_0x4c02c_0x4c100[53]; + u32 usb1_read_qos; /* 0x4C100 */ + u32 usb1_write_qos; + u32 usb1_fn_mod; +}; + +#endif /* _NIC301_REGISTERS_H_ */ diff --git a/arch/arm/include/asm/arch-socfpga/reset_manager.h b/arch/arm/include/asm/arch-socfpga/reset_manager.h index 3e95476..1857b80 100644 --- a/arch/arm/include/asm/arch-socfpga/reset_manager.h +++ b/arch/arm/include/asm/arch-socfpga/reset_manager.h @@ -10,6 +10,11 @@ void reset_cpu(ulong addr); void reset_deassert_peripherals_handoff(void); +void socfpga_bridges_reset(int enable); + +void socfpga_emac_reset(int enable); +void socfpga_watchdog_reset(void); + struct socfpga_reset_manager { u32 status; u32 ctrl; @@ -27,4 +32,8 @@ struct socfpga_reset_manager { #define RSTMGR_CTRL_SWWARMRSTREQ_LSB 1 #endif +#define RSTMGR_PERMODRST_EMAC0_LSB 0 +#define RSTMGR_PERMODRST_EMAC1_LSB 1 +#define RSTMGR_PERMODRST_L4WD0_LSB 6 + #endif /* _RESET_MANAGER_H_ */ diff --git a/arch/arm/include/asm/arch-socfpga/scu.h b/arch/arm/include/asm/arch-socfpga/scu.h new file mode 100644 index 0000000..7a5b074 --- /dev/null +++ b/arch/arm/include/asm/arch-socfpga/scu.h @@ -0,0 +1,23 @@ +/* + * Copyright (C) 2014 Marek Vasut <marex@denx.de> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef __SOCFPGA_SCU_H__ +#define __SOCFPGA_SCU_H__ + +struct scu_registers { + u32 ctrl; /* 0x00 */ + u32 cfg; + u32 cpsr; + u32 iassr; + u32 _pad_0x10_0x3c[12]; /* 0x10 */ + u32 fsar; /* 0x40 */ + u32 fear; + u32 _pad_0x48_0x50[2]; + u32 acr; /* 0x54 */ + u32 sacr; +}; + +#endif /* __SOCFPGA_SCU_H__ */ diff --git a/arch/arm/include/asm/arch-socfpga/socfpga_base_addrs.h b/arch/arm/include/asm/arch-socfpga/socfpga_base_addrs.h index 2d3152d..6534283 100644 --- a/arch/arm/include/asm/arch-socfpga/socfpga_base_addrs.h +++ b/arch/arm/include/asm/arch-socfpga/socfpga_base_addrs.h @@ -7,16 +7,56 @@ #ifndef _SOCFPGA_BASE_ADDRS_H_ #define _SOCFPGA_BASE_ADDRS_H_ -#define SOCFPGA_L3REGS_ADDRESS 0xff800000 -#define SOCFPGA_UART0_ADDRESS 0xffc02000 -#define SOCFPGA_UART1_ADDRESS 0xffc03000 -#define SOCFPGA_OSC1TIMER0_ADDRESS 0xffd00000 -#define SOCFPGA_L4WD0_ADDRESS 0xffd02000 -#define SOCFPGA_CLKMGR_ADDRESS 0xffd04000 -#define SOCFPGA_RSTMGR_ADDRESS 0xffd05000 -#define SOCFPGA_SYSMGR_ADDRESS 0xffd08000 -#define SOCFPGA_SCANMGR_ADDRESS 0xfff02000 -#define SOCFPGA_EMAC0_ADDRESS 0xff700000 -#define SOCFPGA_EMAC1_ADDRESS 0xff702000 +#define SOCFPGA_STM_ADDRESS 0xfc000000 +#define SOCFPGA_DAP_ADDRESS 0xff000000 +#define SOCFPGA_EMAC0_ADDRESS 0xff700000 +#define SOCFPGA_EMAC1_ADDRESS 0xff702000 +#define SOCFPGA_SDMMC_ADDRESS 0xff704000 +#define SOCFPGA_QSPI_ADDRESS 0xff705000 +#define SOCFPGA_GPIO0_ADDRESS 0xff708000 +#define SOCFPGA_GPIO1_ADDRESS 0xff709000 +#define SOCFPGA_GPIO2_ADDRESS 0xff70a000 +#define SOCFPGA_L3REGS_ADDRESS 0xff800000 +#define SOCFPGA_USB0_ADDRESS 0xffb00000 +#define SOCFPGA_USB1_ADDRESS 0xffb40000 +#define SOCFPGA_CAN0_ADDRESS 0xffc00000 +#define SOCFPGA_CAN1_ADDRESS 0xffc01000 +#define SOCFPGA_UART0_ADDRESS 0xffc02000 +#define SOCFPGA_UART1_ADDRESS 0xffc03000 +#define SOCFPGA_I2C0_ADDRESS 0xffc04000 +#define SOCFPGA_I2C1_ADDRESS 0xffc05000 +#define SOCFPGA_I2C2_ADDRESS 0xffc06000 +#define SOCFPGA_I2C3_ADDRESS 0xffc07000 +#define SOCFPGA_SDR_ADDRESS 0xffc20000 +#define SOCFPGA_L4WD0_ADDRESS 0xffd02000 +#define SOCFPGA_L4WD1_ADDRESS 0xffd03000 +#define SOCFPGA_CLKMGR_ADDRESS 0xffd04000 +#define SOCFPGA_RSTMGR_ADDRESS 0xffd05000 +#define SOCFPGA_SYSMGR_ADDRESS 0xffd08000 +#define SOCFPGA_SPIS0_ADDRESS 0xffe02000 +#define SOCFPGA_SPIS1_ADDRESS 0xffe03000 +#define SOCFPGA_SPIM0_ADDRESS 0xfff00000 +#define SOCFPGA_SPIM1_ADDRESS 0xfff01000 +#define SOCFPGA_SCANMGR_ADDRESS 0xfff02000 +#define SOCFPGA_ROM_ADDRESS 0xfffd0000 +#define SOCFPGA_MPUSCU_ADDRESS 0xfffec000 +#define SOCFPGA_MPUL2_ADDRESS 0xfffef000 +#define SOCFPGA_OCRAM_ADDRESS 0xffff0000 +#define SOCFPGA_LWFPGASLAVES_ADDRESS 0xff200000 +#define SOCFPGA_LWHPS2FPGAREGS_ADDRESS 0xff400000 +#define SOCFPGA_HPS2FPGAREGS_ADDRESS 0xff500000 +#define SOCFPGA_FPGA2HPSREGS_ADDRESS 0xff600000 +#define SOCFPGA_FPGAMGRREGS_ADDRESS 0xff706000 +#define SOCFPGA_ACPIDMAP_ADDRESS 0xff707000 +#define SOCFPGA_NANDDATA_ADDRESS 0xff900000 +#define SOCFPGA_QSPIDATA_ADDRESS 0xffa00000 +#define SOCFPGA_NANDREGS_ADDRESS 0xffb80000 +#define SOCFPGA_FPGAMGRDATA_ADDRESS 0xffb90000 +#define SOCFPGA_SPTIMER0_ADDRESS 0xffc08000 +#define SOCFPGA_SPTIMER1_ADDRESS 0xffc09000 +#define SOCFPGA_OSC1TIMER0_ADDRESS 0xffd00000 +#define SOCFPGA_OSC1TIMER1_ADDRESS 0xffd01000 +#define SOCFPGA_DMANONSECURE_ADDRESS 0xffe00000 +#define SOCFPGA_DMASECURE_ADDRESS 0xffe01000 #endif /* _SOCFPGA_BASE_ADDRS_H_ */ diff --git a/arch/arm/include/asm/arch-socfpga/system_manager.h b/arch/arm/include/asm/arch-socfpga/system_manager.h index 838d210..071ec4f 100644 --- a/arch/arm/include/asm/arch-socfpga/system_manager.h +++ b/arch/arm/include/asm/arch-socfpga/system_manager.h @@ -1,5 +1,5 @@ /* - * Copyright (C) 2013 Altera Corporation <www.altera.com> + * Copyright (C) 2013 Altera Corporation <www.altera.com> * * SPDX-License-Identifier: GPL-2.0+ */ @@ -16,72 +16,131 @@ extern unsigned long sys_mgr_init_table[CONFIG_HPS_PINMUX_NUM]; #endif - -#define CONFIG_SYSMGR_PINMUXGRP_OFFSET (0x400) - -#define SYSMGR_SDMMC_CTRL_SET(smplsel, drvsel) \ - ((((drvsel) << 0) & 0x7) | (((smplsel) << 3) & 0x38)) - struct socfpga_system_manager { - u32 siliconid1; + /* System Manager Module */ + u32 siliconid1; /* 0x00 */ u32 siliconid2; u32 _pad_0x8_0xf[2]; - u32 wddbg; + u32 wddbg; /* 0x10 */ u32 bootinfo; u32 hpsinfo; u32 parityinj; - u32 fpgaintfgrp_gbl; + /* FPGA Interface Group */ + u32 fpgaintfgrp_gbl; /* 0x20 */ u32 fpgaintfgrp_indiv; u32 fpgaintfgrp_module; u32 _pad_0x2c_0x2f; - u32 scanmgrgrp_ctrl; + /* Scan Manager Group */ + u32 scanmgrgrp_ctrl; /* 0x30 */ u32 _pad_0x34_0x3f[3]; - u32 frzctrl_vioctrl; + /* Freeze Control Group */ + u32 frzctrl_vioctrl; /* 0x40 */ u32 _pad_0x44_0x4f[3]; - u32 frzctrl_hioctrl; + u32 frzctrl_hioctrl; /* 0x50 */ u32 frzctrl_src; u32 frzctrl_hwctrl; u32 _pad_0x5c_0x5f; - u32 emacgrp_ctrl; + /* EMAC Group */ + u32 emacgrp_ctrl; /* 0x60 */ u32 emacgrp_l3master; u32 _pad_0x68_0x6f[2]; - u32 dmagrp_ctrl; + /* DMA Controller Group */ + u32 dmagrp_ctrl; /* 0x70 */ u32 dmagrp_persecurity; u32 _pad_0x78_0x7f[2]; - u32 iswgrp_handoff[8]; - u32 _pad_0xa0_0xbf[8]; - u32 romcodegrp_ctrl; + /* Preloader (initial software) Group */ + u32 iswgrp_handoff[8]; /* 0x80 */ + u32 _pad_0xa0_0xbf[8]; /* 0xa0 */ + /* Boot ROM Code Register Group */ + u32 romcodegrp_ctrl; /* 0xc0 */ u32 romcodegrp_cpu1startaddr; u32 romcodegrp_initswstate; u32 romcodegrp_initswlastld; - u32 romcodegrp_bootromswstate; + u32 romcodegrp_bootromswstate; /* 0xd0 */ u32 __pad_0xd4_0xdf[3]; - u32 romcodegrp_warmramgrp_enable; + /* Warm Boot from On-Chip RAM Group */ + u32 romcodegrp_warmramgrp_enable; /* 0xe0 */ u32 romcodegrp_warmramgrp_datastart; u32 romcodegrp_warmramgrp_length; u32 romcodegrp_warmramgrp_execution; - u32 romcodegrp_warmramgrp_crc; + u32 romcodegrp_warmramgrp_crc; /* 0xf0 */ u32 __pad_0xf4_0xff[3]; - u32 romhwgrp_ctrl; + /* Boot ROM Hardware Register Group */ + u32 romhwgrp_ctrl; /* 0x100 */ u32 _pad_0x104_0x107; + /* SDMMC Controller Group */ u32 sdmmcgrp_ctrl; u32 sdmmcgrp_l3master; - u32 nandgrp_bootstrap; + /* NAND Flash Controller Register Group */ + u32 nandgrp_bootstrap; /* 0x110 */ u32 nandgrp_l3master; + /* USB Controller Group */ u32 usbgrp_l3master; u32 _pad_0x11c_0x13f[9]; - u32 eccgrp_l2; + /* ECC Management Register Group */ + u32 eccgrp_l2; /* 0x140 */ u32 eccgrp_ocram; u32 eccgrp_usb0; u32 eccgrp_usb1; - u32 eccgrp_emac0; + u32 eccgrp_emac0; /* 0x150 */ u32 eccgrp_emac1; u32 eccgrp_dma; u32 eccgrp_can0; - u32 eccgrp_can1; + u32 eccgrp_can1; /* 0x160 */ u32 eccgrp_nand; u32 eccgrp_qspi; u32 eccgrp_sdmmc; + u32 _pad_0x170_0x3ff[164]; + /* Pin Mux Control Group */ + u32 emacio[20]; /* 0x400 */ + u32 flashio[12]; /* 0x450 */ + u32 generalio[28]; /* 0x480 */ + u32 _pad_0x4f0_0x4ff[4]; + u32 mixed1io[22]; /* 0x500 */ + u32 mixed2io[8]; /* 0x558 */ + u32 gplinmux[23]; /* 0x578 */ + u32 gplmux[71]; /* 0x5d4 */ + u32 nandusefpga; /* 0x6f0 */ + u32 _pad_0x6f4; + u32 rgmii1usefpga; /* 0x6f8 */ + u32 _pad_0x6fc_0x700[2]; + u32 i2c0usefpga; /* 0x704 */ + u32 sdmmcusefpga; /* 0x708 */ + u32 _pad_0x70c_0x710[2]; + u32 rgmii0usefpga; /* 0x714 */ + u32 _pad_0x718_0x720[3]; + u32 i2c3usefpga; /* 0x724 */ + u32 i2c2usefpga; /* 0x728 */ + u32 i2c1usefpga; /* 0x72c */ + u32 spim1usefpga; /* 0x730 */ + u32 _pad_0x734; + u32 spim0usefpga; /* 0x738 */ }; +#define SYSMGR_ROMCODEGRP_CTRL_WARMRSTCFGPINMUX (1 << 0) +#define SYSMGR_ROMCODEGRP_CTRL_WARMRSTCFGIO (1 << 1) +#define SYSMGR_ECC_OCRAM_EN (1 << 0) +#define SYSMGR_ECC_OCRAM_SERR (1 << 3) +#define SYSMGR_ECC_OCRAM_DERR (1 << 4) +#define SYSMGR_FPGAINTF_USEFPGA 0x1 +#define SYSMGR_FPGAINTF_SPIM0 (1 << 0) +#define SYSMGR_FPGAINTF_SPIM1 (1 << 1) +#define SYSMGR_FPGAINTF_EMAC0 (1 << 2) +#define SYSMGR_FPGAINTF_EMAC1 (1 << 3) +#define SYSMGR_FPGAINTF_NAND (1 << 4) +#define SYSMGR_FPGAINTF_SDMMC (1 << 5) + +/* FIXME: This is questionable macro. */ +#define SYSMGR_SDMMC_CTRL_SET(smplsel, drvsel) \ + ((((drvsel) << 0) & 0x7) | (((smplsel) << 3) & 0x38)) + +/* 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 + #endif /* _SYSTEM_MANAGER_H_ */ diff --git a/arch/arm/include/asm/system.h b/arch/arm/include/asm/system.h index d51ba66..ca2d44f 100644 --- a/arch/arm/include/asm/system.h +++ b/arch/arm/include/asm/system.h @@ -185,6 +185,7 @@ enum dcache_option { DCACHE_OFF = 0x12, DCACHE_WRITETHROUGH = 0x1a, DCACHE_WRITEBACK = 0x1e, + DCACHE_WRITEALLOC = 0x16, }; /* Size of an MMU section */ diff --git a/arch/arm/lib/cache-cp15.c b/arch/arm/lib/cache-cp15.c index 3e62d58..2155fe8 100644 --- a/arch/arm/lib/cache-cp15.c +++ b/arch/arm/lib/cache-cp15.c @@ -73,6 +73,8 @@ __weak void dram_bank_mmu_setup(int bank) i++) { #if defined(CONFIG_SYS_ARM_CACHE_WRITETHROUGH) set_section_dcache(i, DCACHE_WRITETHROUGH); +#elif defined(CONFIG_SYS_ARM_CACHE_WRITEALLOC) + set_section_dcache(i, DCACHE_WRITEALLOC); #else set_section_dcache(i, DCACHE_WRITEBACK); #endif diff --git a/board/altera/socfpga/pll_config.h b/board/altera/socfpga/pll_config.h index 9bd0442..f0f59a9 100644 --- a/board/altera/socfpga/pll_config.h +++ b/board/altera/socfpga/pll_config.h @@ -94,6 +94,9 @@ /* Info for driver */ #define CONFIG_HPS_CLK_OSC1_HZ (25000000) +#define CONFIG_HPS_CLK_OSC2_HZ 0 +#define CONFIG_HPS_CLK_F2S_SDR_REF_HZ 0 +#define CONFIG_HPS_CLK_F2S_PER_REF_HZ 0 #define CONFIG_HPS_CLK_MAINVCO_HZ (1600000000) #define CONFIG_HPS_CLK_PERVCO_HZ (1000000000) #ifdef CONFIG_SOCFPGA_ARRIA5 diff --git a/board/altera/socfpga/socfpga_cyclone5.c b/board/altera/socfpga/socfpga_cyclone5.c index fb92852..0f81d89 100644 --- a/board/altera/socfpga/socfpga_cyclone5.c +++ b/board/altera/socfpga/socfpga_cyclone5.c @@ -17,7 +17,7 @@ DECLARE_GLOBAL_DATA_PTR; */ int checkboard(void) { - puts("BOARD : Altera SOCFPGA Cyclone5 Board\n"); + puts("BOARD: Altera SoCFPGA Cyclone5 Board\n"); return 0; } @@ -34,6 +34,8 @@ int board_early_init_f(void) */ int board_init(void) { - icache_enable(); + /* Address of boot parameters for ATAG (if ATAG is used) */ + gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100; + return 0; } diff --git a/common/image.c b/common/image.c index 38b56e3..085771c 100644 --- a/common/image.c +++ b/common/image.c @@ -138,6 +138,7 @@ static const table_entry_t uimage_type[] = { { IH_TYPE_PBLIMAGE, "pblimage", "Freescale PBL Boot Image",}, { IH_TYPE_RAMDISK, "ramdisk", "RAMDisk Image", }, { IH_TYPE_SCRIPT, "script", "Script", }, + { IH_TYPE_SOCFPGAIMAGE, "socfpgaimage", "Altera SOCFPGA preloader",}, { IH_TYPE_STANDALONE, "standalone", "Standalone Program", }, { IH_TYPE_UBLIMAGE, "ublimage", "Davinci UBL image",}, { IH_TYPE_MXSIMAGE, "mxsimage", "Freescale MXS Boot Image",}, diff --git a/drivers/fpga/Makefile b/drivers/fpga/Makefile index dfb2e7f..6aa24d4 100644 --- a/drivers/fpga/Makefile +++ b/drivers/fpga/Makefile @@ -17,4 +17,5 @@ obj-y += altera.o obj-$(CONFIG_FPGA_ACEX1K) += ACEX1K.o obj-$(CONFIG_FPGA_CYCLON2) += cyclon2.o obj-$(CONFIG_FPGA_STRATIX_II) += stratixII.o +obj-$(CONFIG_FPGA_SOCFPGA) += socfpga.o endif diff --git a/drivers/fpga/altera.c b/drivers/fpga/altera.c index 6e34a8e..a5bfe5d 100644 --- a/drivers/fpga/altera.c +++ b/drivers/fpga/altera.c @@ -12,216 +12,162 @@ * Altera FPGA support */ #include <common.h> +#include <errno.h> #include <ACEX1K.h> #include <stratixII.h> -/* Define FPGA_DEBUG to get debug printf's */ -/* #define FPGA_DEBUG */ +/* Define FPGA_DEBUG to 1 to get debug printf's */ +#define FPGA_DEBUG 0 -#ifdef FPGA_DEBUG -#define PRINTF(fmt,args...) printf (fmt ,##args) -#else -#define PRINTF(fmt,args...) -#endif - -/* Local Static Functions */ -static int altera_validate (Altera_desc * desc, const char *fn); - -/* ------------------------------------------------------------------------- */ -int altera_load(Altera_desc *desc, const void *buf, size_t bsize) -{ - int ret_val = FPGA_FAIL; /* assume a failure */ - - if (!altera_validate (desc, (char *)__FUNCTION__)) { - printf ("%s: Invalid device descriptor\n", __FUNCTION__); - } else { - switch (desc->family) { - case Altera_ACEX1K: - case Altera_CYC2: +static const struct altera_fpga { + enum altera_family family; + const char *name; + int (*load)(Altera_desc *, const void *, size_t); + int (*dump)(Altera_desc *, const void *, size_t); + int (*info)(Altera_desc *); +} altera_fpga[] = { #if defined(CONFIG_FPGA_ACEX1K) - PRINTF ("%s: Launching the ACEX1K Loader...\n", - __FUNCTION__); - ret_val = ACEX1K_load (desc, buf, bsize); + { Altera_ACEX1K, "ACEX1K", ACEX1K_load, ACEX1K_dump, ACEX1K_info }, + { Altera_CYC2, "ACEX1K", ACEX1K_load, ACEX1K_dump, ACEX1K_info }, #elif defined(CONFIG_FPGA_CYCLON2) - PRINTF ("%s: Launching the CYCLONE II Loader...\n", - __FUNCTION__); - ret_val = CYC2_load (desc, buf, bsize); -#else - printf ("%s: No support for ACEX1K devices.\n", - __FUNCTION__); + { Altera_ACEX1K, "CycloneII", CYC2_load, CYC2_dump, CYC2_info }, + { Altera_CYC2, "CycloneII", CYC2_load, CYC2_dump, CYC2_info }, #endif - break; - #if defined(CONFIG_FPGA_STRATIX_II) - case Altera_StratixII: - PRINTF ("%s: Launching the Stratix II Loader...\n", - __FUNCTION__); - ret_val = StratixII_load (desc, buf, bsize); - break; + { Altera_StratixII, "StratixII", StratixII_load, + StratixII_dump, StratixII_info }, +#endif +#if defined(CONFIG_FPGA_SOCFPGA) + { Altera_SoCFPGA, "SoC FPGA", socfpga_load, NULL, NULL }, #endif - default: - printf ("%s: Unsupported family type, %d\n", - __FUNCTION__, desc->family); - } +}; + +static int altera_validate(Altera_desc *desc, const char *fn) +{ + if (!desc) { + printf("%s: NULL descriptor!\n", fn); + return -EINVAL; + } + + if ((desc->family < min_altera_type) || + (desc->family > max_altera_type)) { + printf("%s: Invalid family type, %d\n", fn, desc->family); + return -EINVAL; + } + + if ((desc->iface < min_altera_iface_type) || + (desc->iface > max_altera_iface_type)) { + printf("%s: Invalid Interface type, %d\n", fn, desc->iface); + return -EINVAL; } - return ret_val; + if (!desc->size) { + printf("%s: NULL part size\n", fn); + return -EINVAL; + } + + return 0; } -int altera_dump(Altera_desc *desc, const void *buf, size_t bsize) +static const struct altera_fpga * +altera_desc_to_fpga(Altera_desc *desc, const char *fn) { - int ret_val = FPGA_FAIL; /* assume a failure */ + int i; - if (!altera_validate (desc, (char *)__FUNCTION__)) { - printf ("%s: Invalid device descriptor\n", __FUNCTION__); - } else { - switch (desc->family) { - case Altera_ACEX1K: -#if defined(CONFIG_FPGA_ACEX) - PRINTF ("%s: Launching the ACEX1K Reader...\n", - __FUNCTION__); - ret_val = ACEX1K_dump (desc, buf, bsize); -#else - printf ("%s: No support for ACEX1K devices.\n", - __FUNCTION__); -#endif - break; + if (altera_validate(desc, fn)) { + printf("%s: Invalid device descriptor\n", fn); + return NULL; + } -#if defined(CONFIG_FPGA_STRATIX_II) - case Altera_StratixII: - PRINTF ("%s: Launching the Stratix II Reader...\n", - __FUNCTION__); - ret_val = StratixII_dump (desc, buf, bsize); + for (i = 0; i < ARRAY_SIZE(altera_fpga); i++) { + if (desc->family == altera_fpga[i].family) break; -#endif - default: - printf ("%s: Unsupported family type, %d\n", - __FUNCTION__, desc->family); - } } - return ret_val; + if (i == ARRAY_SIZE(altera_fpga)) { + printf("%s: Unsupported family type, %d\n", fn, desc->family); + return NULL; + } + + return &altera_fpga[i]; } -int altera_info( Altera_desc *desc ) +int altera_load(Altera_desc *desc, const void *buf, size_t bsize) { - int ret_val = FPGA_FAIL; + const struct altera_fpga *fpga = altera_desc_to_fpga(desc, __func__); - if (altera_validate (desc, (char *)__FUNCTION__)) { - printf ("Family: \t"); - switch (desc->family) { - case Altera_ACEX1K: - printf ("ACEX1K\n"); - break; - case Altera_CYC2: - printf ("CYCLON II\n"); - break; - case Altera_StratixII: - printf ("Stratix II\n"); - break; - /* Add new family types here */ - default: - printf ("Unknown family type, %d\n", desc->family); - } - - printf ("Interface type:\t"); - switch (desc->iface) { - case passive_serial: - printf ("Passive Serial (PS)\n"); - break; - case passive_parallel_synchronous: - printf ("Passive Parallel Synchronous (PPS)\n"); - break; - case passive_parallel_asynchronous: - printf ("Passive Parallel Asynchronous (PPA)\n"); - break; - case passive_serial_asynchronous: - printf ("Passive Serial Asynchronous (PSA)\n"); - break; - case altera_jtag_mode: /* Not used */ - printf ("JTAG Mode\n"); - break; - case fast_passive_parallel: - printf ("Fast Passive Parallel (FPP)\n"); - break; - case fast_passive_parallel_security: - printf - ("Fast Passive Parallel with Security (FPPS) \n"); - break; - /* Add new interface types here */ - default: - printf ("Unsupported interface type, %d\n", desc->iface); - } - - printf("Device Size: \t%zd bytes\n" - "Cookie: \t0x%x (%d)\n", - desc->size, desc->cookie, desc->cookie); - - if (desc->iface_fns) { - printf ("Device Function Table @ 0x%p\n", desc->iface_fns); - switch (desc->family) { - case Altera_ACEX1K: - case Altera_CYC2: -#if defined(CONFIG_FPGA_ACEX1K) - ACEX1K_info (desc); -#elif defined(CONFIG_FPGA_CYCLON2) - CYC2_info (desc); -#else - /* just in case */ - printf ("%s: No support for ACEX1K devices.\n", - __FUNCTION__); -#endif - break; -#if defined(CONFIG_FPGA_STRATIX_II) - case Altera_StratixII: - StratixII_info (desc); - break; -#endif - /* Add new family types here */ - default: - /* we don't need a message here - we give one up above */ - break; - } - } else { - printf ("No Device Function Table.\n"); - } - - ret_val = FPGA_SUCCESS; - } else { - printf ("%s: Invalid device descriptor\n", __FUNCTION__); - } + if (!fpga) + return FPGA_FAIL; - return ret_val; + debug_cond(FPGA_DEBUG, "%s: Launching the %s Loader...\n", + __func__, fpga->name); + if (fpga->load) + return fpga->load(desc, buf, bsize); + return 0; } -/* ------------------------------------------------------------------------- */ +int altera_dump(Altera_desc *desc, const void *buf, size_t bsize) +{ + const struct altera_fpga *fpga = altera_desc_to_fpga(desc, __func__); + + if (!fpga) + return FPGA_FAIL; -static int altera_validate (Altera_desc * desc, const char *fn) + debug_cond(FPGA_DEBUG, "%s: Launching the %s Reader...\n", + __func__, fpga->name); + if (fpga->dump) + return fpga->dump(desc, buf, bsize); + return 0; +} + +int altera_info(Altera_desc *desc) { - int ret_val = false; - - if (desc) { - if ((desc->family > min_altera_type) && - (desc->family < max_altera_type)) { - if ((desc->iface > min_altera_iface_type) && - (desc->iface < max_altera_iface_type)) { - if (desc->size) { - ret_val = true; - } else { - printf ("%s: NULL part size\n", fn); - } - } else { - printf ("%s: Invalid Interface type, %d\n", - fn, desc->iface); - } - } else { - printf ("%s: Invalid family type, %d\n", fn, desc->family); - } + const struct altera_fpga *fpga = altera_desc_to_fpga(desc, __func__); + + if (!fpga) + return FPGA_FAIL; + + printf("Family: \t%s\n", fpga->name); + + printf("Interface type:\t"); + switch (desc->iface) { + case passive_serial: + printf("Passive Serial (PS)\n"); + break; + case passive_parallel_synchronous: + printf("Passive Parallel Synchronous (PPS)\n"); + break; + case passive_parallel_asynchronous: + printf("Passive Parallel Asynchronous (PPA)\n"); + break; + case passive_serial_asynchronous: + printf("Passive Serial Asynchronous (PSA)\n"); + break; + case altera_jtag_mode: /* Not used */ + printf("JTAG Mode\n"); + break; + case fast_passive_parallel: + printf("Fast Passive Parallel (FPP)\n"); + break; + case fast_passive_parallel_security: + printf("Fast Passive Parallel with Security (FPPS)\n"); + break; + /* Add new interface types here */ + default: + printf("Unsupported interface type, %d\n", desc->iface); + } + + printf("Device Size: \t%zd bytes\n" + "Cookie: \t0x%x (%d)\n", + desc->size, desc->cookie, desc->cookie); + + if (desc->iface_fns) { + printf("Device Function Table @ 0x%p\n", desc->iface_fns); + if (fpga->info) + fpga->info(desc); } else { - printf ("%s: NULL descriptor!\n", fn); + printf("No Device Function Table.\n"); } - return ret_val; + return FPGA_SUCCESS; } - -/* ------------------------------------------------------------------------- */ diff --git a/drivers/fpga/socfpga.c b/drivers/fpga/socfpga.c new file mode 100644 index 0000000..63b3566 --- /dev/null +++ b/drivers/fpga/socfpga.c @@ -0,0 +1,301 @@ +/* + * Copyright (C) 2012 Altera Corporation <www.altera.com> + * All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#include <common.h> +#include <asm/io.h> +#include <asm/errno.h> +#include <asm/arch/fpga_manager.h> +#include <asm/arch/reset_manager.h> +#include <asm/arch/system_manager.h> + +DECLARE_GLOBAL_DATA_PTR; + +/* Timeout count */ +#define FPGA_TIMEOUT_CNT 0x1000000 + +static struct socfpga_fpga_manager *fpgamgr_regs = + (struct socfpga_fpga_manager *)SOCFPGA_FPGAMGRREGS_ADDRESS; +static struct socfpga_system_manager *sysmgr_regs = + (struct socfpga_system_manager *)SOCFPGA_SYSMGR_ADDRESS; + +/* Set CD ratio */ +static void fpgamgr_set_cd_ratio(unsigned long ratio) +{ + clrsetbits_le32(&fpgamgr_regs->ctrl, + 0x3 << FPGAMGRREGS_CTRL_CDRATIO_LSB, + (ratio & 0x3) << FPGAMGRREGS_CTRL_CDRATIO_LSB); +} + +static int fpgamgr_dclkcnt_set(unsigned long cnt) +{ + unsigned long i; + + /* Clear any existing done status */ + if (readl(&fpgamgr_regs->dclkstat)) + writel(0x1, &fpgamgr_regs->dclkstat); + + /* Write the dclkcnt */ + writel(cnt, &fpgamgr_regs->dclkcnt); + + /* Wait till the dclkcnt done */ + for (i = 0; i < FPGA_TIMEOUT_CNT; i++) { + if (!readl(&fpgamgr_regs->dclkstat)) + continue; + + writel(0x1, &fpgamgr_regs->dclkstat); + return 0; + } + + return -ETIMEDOUT; +} + +/* Start the FPGA programming by initialize the FPGA Manager */ +static int fpgamgr_program_init(void) +{ + unsigned long msel, i; + + /* Get the MSEL value */ + msel = readl(&fpgamgr_regs->stat); + msel &= FPGAMGRREGS_STAT_MSEL_MASK; + msel >>= FPGAMGRREGS_STAT_MSEL_LSB; + + /* + * Set the cfg width + * If MSEL[3] = 1, cfg width = 32 bit + */ + if (msel & 0x8) { + setbits_le32(&fpgamgr_regs->ctrl, + FPGAMGRREGS_CTRL_CFGWDTH_MASK); + + /* To determine the CD ratio */ + /* MSEL[1:0] = 0, CD Ratio = 1 */ + if ((msel & 0x3) == 0x0) + fpgamgr_set_cd_ratio(CDRATIO_x1); + /* MSEL[1:0] = 1, CD Ratio = 4 */ + else if ((msel & 0x3) == 0x1) + fpgamgr_set_cd_ratio(CDRATIO_x4); + /* MSEL[1:0] = 2, CD Ratio = 8 */ + else if ((msel & 0x3) == 0x2) + fpgamgr_set_cd_ratio(CDRATIO_x8); + + } else { /* MSEL[3] = 0 */ + clrbits_le32(&fpgamgr_regs->ctrl, + FPGAMGRREGS_CTRL_CFGWDTH_MASK); + + /* To determine the CD ratio */ + /* MSEL[1:0] = 0, CD Ratio = 1 */ + if ((msel & 0x3) == 0x0) + fpgamgr_set_cd_ratio(CDRATIO_x1); + /* MSEL[1:0] = 1, CD Ratio = 2 */ + else if ((msel & 0x3) == 0x1) + fpgamgr_set_cd_ratio(CDRATIO_x2); + /* MSEL[1:0] = 2, CD Ratio = 4 */ + else if ((msel & 0x3) == 0x2) + fpgamgr_set_cd_ratio(CDRATIO_x4); + } + + /* To enable FPGA Manager configuration */ + clrbits_le32(&fpgamgr_regs->ctrl, FPGAMGRREGS_CTRL_NCE_MASK); + + /* To enable FPGA Manager drive over configuration line */ + setbits_le32(&fpgamgr_regs->ctrl, FPGAMGRREGS_CTRL_EN_MASK); + + /* Put FPGA into reset phase */ + setbits_le32(&fpgamgr_regs->ctrl, FPGAMGRREGS_CTRL_NCONFIGPULL_MASK); + + /* (1) wait until FPGA enter reset phase */ + for (i = 0; i < FPGA_TIMEOUT_CNT; i++) { + if (fpgamgr_get_mode() == FPGAMGRREGS_MODE_RESETPHASE) + break; + } + + /* If not in reset state, return error */ + if (fpgamgr_get_mode() != FPGAMGRREGS_MODE_RESETPHASE) { + puts("FPGA: Could not reset\n"); + return -1; + } + + /* Release FPGA from reset phase */ + clrbits_le32(&fpgamgr_regs->ctrl, FPGAMGRREGS_CTRL_NCONFIGPULL_MASK); + + /* (2) wait until FPGA enter configuration phase */ + for (i = 0; i < FPGA_TIMEOUT_CNT; i++) { + if (fpgamgr_get_mode() == FPGAMGRREGS_MODE_CFGPHASE) + break; + } + + /* If not in configuration state, return error */ + if (fpgamgr_get_mode() != FPGAMGRREGS_MODE_CFGPHASE) { + puts("FPGA: Could not configure\n"); + return -2; + } + + /* Clear all interrupts in CB Monitor */ + writel(0xFFF, &fpgamgr_regs->gpio_porta_eoi); + + /* Enable AXI configuration */ + setbits_le32(&fpgamgr_regs->ctrl, FPGAMGRREGS_CTRL_AXICFGEN_MASK); + + return 0; +} + +/* Write the RBF data to FPGA Manager */ +static void fpgamgr_program_write(const void *rbf_data, unsigned long rbf_size) +{ + uint32_t src = (uint32_t)rbf_data; + uint32_t dst = SOCFPGA_FPGAMGRDATA_ADDRESS; + + /* Number of loops for 32-byte long copying. */ + uint32_t loops32 = rbf_size / 32; + /* Number of loops for 4-byte long copying + trailing bytes */ + uint32_t loops4 = DIV_ROUND_UP(rbf_size % 32, 4); + + asm volatile( + "1: ldmia %0!, {r0-r7}\n" + " stmia %1!, {r0-r7}\n" + " sub %1, #32\n" + " subs %2, #1\n" + " bne 1b\n" + "2: ldr %2, [%0], #4\n" + " str %2, [%1]\n" + " subs %3, #1\n" + " bne 2b\n" + : "+r"(src), "+r"(dst), "+r"(loops32), "+r"(loops4) : + : "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", "cc"); +} + +/* Ensure the FPGA entering config done */ +static int fpgamgr_program_poll_cd(void) +{ + const uint32_t mask = FPGAMGRREGS_MON_GPIO_EXT_PORTA_NS_MASK | + FPGAMGRREGS_MON_GPIO_EXT_PORTA_CD_MASK; + unsigned long reg, i; + + /* (3) wait until full config done */ + for (i = 0; i < FPGA_TIMEOUT_CNT; i++) { + reg = readl(&fpgamgr_regs->gpio_ext_porta); + + /* Config error */ + if (!(reg & mask)) { + printf("FPGA: Configuration error.\n"); + return -3; + } + + /* Config done without error */ + if (reg & mask) + break; + } + + /* Timeout happened, return error */ + if (i == FPGA_TIMEOUT_CNT) { + printf("FPGA: Timeout waiting for program.\n"); + return -4; + } + + /* Disable AXI configuration */ + clrbits_le32(&fpgamgr_regs->ctrl, FPGAMGRREGS_CTRL_AXICFGEN_MASK); + + return 0; +} + +/* Ensure the FPGA entering init phase */ +static int fpgamgr_program_poll_initphase(void) +{ + unsigned long i; + + /* Additional clocks for the CB to enter initialization phase */ + if (fpgamgr_dclkcnt_set(0x4)) + return -5; + + /* (4) wait until FPGA enter init phase or user mode */ + for (i = 0; i < FPGA_TIMEOUT_CNT; i++) { + if (fpgamgr_get_mode() == FPGAMGRREGS_MODE_INITPHASE) + break; + if (fpgamgr_get_mode() == FPGAMGRREGS_MODE_USERMODE) + break; + } + + /* If not in configuration state, return error */ + if (i == FPGA_TIMEOUT_CNT) + return -6; + + return 0; +} + +/* Ensure the FPGA entering user mode */ +static int fpgamgr_program_poll_usermode(void) +{ + unsigned long i; + + /* Additional clocks for the CB to exit initialization phase */ + if (fpgamgr_dclkcnt_set(0x5000)) + return -7; + + /* (5) wait until FPGA enter user mode */ + for (i = 0; i < FPGA_TIMEOUT_CNT; i++) { + if (fpgamgr_get_mode() == FPGAMGRREGS_MODE_USERMODE) + break; + } + /* If not in configuration state, return error */ + if (i == FPGA_TIMEOUT_CNT) + return -8; + + /* To release FPGA Manager drive over configuration line */ + clrbits_le32(&fpgamgr_regs->ctrl, FPGAMGRREGS_CTRL_EN_MASK); + + return 0; +} + +/* + * FPGA Manager to program the FPGA. This is the interface used by FPGA driver. + * Return 0 for sucess, non-zero for error. + */ +int socfpga_load(Altera_desc *desc, const void *rbf_data, size_t rbf_size) +{ + unsigned long status; + + if ((uint32_t)rbf_data & 0x3) { + puts("FPGA: Unaligned data, realign to 32bit boundary.\n"); + return -EINVAL; + } + + /* Prior programming the FPGA, all bridges need to be shut off */ + + /* Disable all signals from hps peripheral controller to fpga */ + writel(0, &sysmgr_regs->fpgaintfgrp_module); + + /* Disable all signals from FPGA to HPS SDRAM */ +#define SDR_CTRLGRP_FPGAPORTRST_ADDRESS 0x5080 + writel(0, SOCFPGA_SDR_ADDRESS + SDR_CTRLGRP_FPGAPORTRST_ADDRESS); + + /* Disable all axi bridge (hps2fpga, lwhps2fpga & fpga2hps) */ + socfpga_bridges_reset(1); + + /* Unmap the bridges from NIC-301 */ + writel(0x1, SOCFPGA_L3REGS_ADDRESS); + + /* Initialize the FPGA Manager */ + status = fpgamgr_program_init(); + if (status) + return status; + + /* Write the RBF data to FPGA Manager */ + fpgamgr_program_write(rbf_data, rbf_size); + + /* Ensure the FPGA entering config done */ + status = fpgamgr_program_poll_cd(); + if (status) + return status; + + /* Ensure the FPGA entering init phase */ + status = fpgamgr_program_poll_initphase(); + if (status) + return status; + + /* Ensure the FPGA entering user mode */ + return fpgamgr_program_poll_usermode(); +} diff --git a/drivers/mmc/dw_mmc.c b/drivers/mmc/dw_mmc.c index 4c16e7f..785eed5 100644 --- a/drivers/mmc/dw_mmc.c +++ b/drivers/mmc/dw_mmc.c @@ -119,7 +119,7 @@ static int dwmci_send_cmd(struct mmc *mmc, struct mmc_cmd *cmd, while (dwmci_readl(host, DWMCI_STATUS) & DWMCI_BUSY) { if (get_timer(start) > timeout) { - printf("Timeout on data busy\n"); + printf("%s: Timeout on data busy\n", __func__); return TIMEOUT; } } @@ -178,15 +178,23 @@ static int dwmci_send_cmd(struct mmc *mmc, struct mmc_cmd *cmd, } if (i == retry) { - printf("dwmci_send_cmd: timeout..\n"); + printf("%s: Timeout.\n", __func__); return TIMEOUT; } if (mask & DWMCI_INTMSK_RTO) { - printf("dwmci_send_cmd: Response Timeout..\n"); + /* + * Timeout here is not necessarily fatal. (e)MMC cards + * will splat here when they receive CMD55 as they do + * not support this command and that is exactly the way + * to tell them apart from SD cards. Thus, this output + * below shall be debug(). eMMC cards also do not favor + * CMD8, please keep that in mind. + */ + debug("%s: Response Timeout.\n", __func__); return TIMEOUT; } else if (mask & DWMCI_INTMSK_RE) { - printf("dwmci_send_cmd: Response Error..\n"); + printf("%s: Response Error.\n", __func__); return -1; } @@ -206,7 +214,7 @@ static int dwmci_send_cmd(struct mmc *mmc, struct mmc_cmd *cmd, do { mask = dwmci_readl(host, DWMCI_RINTSTS); if (mask & (DWMCI_DATA_ERR | DWMCI_DATA_TOUT)) { - printf("dwmci_send_cmd: DATA ERROR!\n"); + printf("%s: DATA ERROR!\n", __func__); return -1; } } while (!(mask & DWMCI_INTMSK_DTO)); @@ -243,7 +251,7 @@ static int dwmci_setup_bus(struct dwmci_host *host, u32 freq) else if (host->bus_hz) sclk = host->bus_hz; else { - printf("dwmci_setup_bus: Didn't get source clock value..\n"); + printf("%s: Didn't get source clock value.\n", __func__); return -EINVAL; } @@ -262,7 +270,7 @@ static int dwmci_setup_bus(struct dwmci_host *host, u32 freq) do { status = dwmci_readl(host, DWMCI_CMD); if (timeout-- < 0) { - printf("dwmci_setup_bus: timeout!\n"); + printf("%s: Timeout!\n", __func__); return -ETIMEDOUT; } } while (status & DWMCI_CMD_START); @@ -277,7 +285,7 @@ static int dwmci_setup_bus(struct dwmci_host *host, u32 freq) do { status = dwmci_readl(host, DWMCI_CMD); if (timeout-- < 0) { - printf("dwmci_setup_bus: timeout!\n"); + printf("%s: Timeout!\n", __func__); return -ETIMEDOUT; } } while (status & DWMCI_CMD_START); diff --git a/drivers/mmc/socfpga_dw_mmc.c b/drivers/mmc/socfpga_dw_mmc.c index 1f96382..eb69aed 100644 --- a/drivers/mmc/socfpga_dw_mmc.c +++ b/drivers/mmc/socfpga_dw_mmc.c @@ -7,6 +7,7 @@ #include <common.h> #include <malloc.h> #include <dwmmc.h> +#include <errno.h> #include <asm/arch/dwmmc.h> #include <asm/arch/clock_manager.h> #include <asm/arch/system_manager.h> @@ -44,12 +45,18 @@ static void socfpga_dwmci_clksel(struct dwmci_host *host) int socfpga_dwmmc_init(u32 regbase, int bus_width, int index) { struct dwmci_host *host; + unsigned long clk = cm_get_mmc_controller_clk_hz(); + + if (clk == 0) { + printf("%s: MMC clock is zero!", __func__); + return -EINVAL; + } /* calloc for zero init */ - host = calloc(sizeof(struct dwmci_host), 1); + host = calloc(1, sizeof(struct dwmci_host)); if (!host) { - printf("dwmci_host calloc fail!\n"); - return -1; + printf("%s: calloc() failed!\n", __func__); + return -ENOMEM; } host->name = "SOCFPGA DWMMC"; @@ -58,7 +65,7 @@ int socfpga_dwmmc_init(u32 regbase, int bus_width, int index) host->clksel = socfpga_dwmci_clksel; host->dev_index = index; /* fixed clock divide by 4 which due to the SDMMC wrapper */ - host->bus_hz = CONFIG_SOCFPGA_DWMMC_BUS_HZ; + host->bus_hz = clk; host->fifoth_val = MSIZE(0x2) | RX_WMARK(CONFIG_SOCFPGA_DWMMC_FIFO_DEPTH / 2 - 1) | TX_WMARK(CONFIG_SOCFPGA_DWMMC_FIFO_DEPTH / 2); diff --git a/drivers/net/designware.c b/drivers/net/designware.c index 7186e3b..9ded895 100644 --- a/drivers/net/designware.c +++ b/drivers/net/designware.c @@ -279,19 +279,21 @@ static int dw_eth_send(struct eth_device *dev, void *packet, int length) struct eth_dma_regs *dma_p = priv->dma_regs_p; u32 desc_num = priv->tx_currdescnum; struct dmamacdescr *desc_p = &priv->tx_mac_descrtable[desc_num]; - + uint32_t desc_start = (uint32_t)desc_p; + uint32_t desc_end = desc_start + + roundup(sizeof(*desc_p), ARCH_DMA_MINALIGN); + uint32_t data_start = (uint32_t)desc_p->dmamac_addr; + uint32_t data_end = data_start + + roundup(length, ARCH_DMA_MINALIGN); /* * Strictly we only need to invalidate the "txrx_status" field * for the following check, but on some platforms we cannot - * invalidate only 4 bytes, so roundup to - * ARCH_DMA_MINALIGN. This is safe because the individual - * descriptors in the array are each aligned to - * ARCH_DMA_MINALIGN. + * invalidate only 4 bytes, so we flush the entire descriptor, + * which is 16 bytes in total. This is safe because the + * individual descriptors in the array are each aligned to + * ARCH_DMA_MINALIGN and padded appropriately. */ - invalidate_dcache_range( - (unsigned long)desc_p, - (unsigned long)desc_p + - roundup(sizeof(desc_p->txrx_status), ARCH_DMA_MINALIGN)); + invalidate_dcache_range(desc_start, desc_end); /* Check if the descriptor is owned by CPU */ if (desc_p->txrx_status & DESC_TXSTS_OWNBYDMA) { @@ -299,11 +301,10 @@ static int dw_eth_send(struct eth_device *dev, void *packet, int length) return -1; } - memcpy((void *)desc_p->dmamac_addr, packet, length); + memcpy(desc_p->dmamac_addr, packet, length); /* Flush data to be sent */ - flush_dcache_range((unsigned long)desc_p->dmamac_addr, - (unsigned long)desc_p->dmamac_addr + length); + flush_dcache_range(data_start, data_end); #if defined(CONFIG_DW_ALTDESCRIPTOR) desc_p->txrx_status |= DESC_TXSTS_TXFIRST | DESC_TXSTS_TXLAST; @@ -321,8 +322,7 @@ static int dw_eth_send(struct eth_device *dev, void *packet, int length) #endif /* Flush modified buffer descriptor */ - flush_dcache_range((unsigned long)desc_p, - (unsigned long)desc_p + sizeof(struct dmamacdescr)); + flush_dcache_range(desc_start, desc_end); /* Test the wrap-around condition. */ if (++desc_num >= CONFIG_TX_DESCR_NUM) @@ -342,11 +342,14 @@ static int dw_eth_recv(struct eth_device *dev) u32 status, desc_num = priv->rx_currdescnum; struct dmamacdescr *desc_p = &priv->rx_mac_descrtable[desc_num]; int length = 0; + uint32_t desc_start = (uint32_t)desc_p; + uint32_t desc_end = desc_start + + roundup(sizeof(*desc_p), ARCH_DMA_MINALIGN); + uint32_t data_start = (uint32_t)desc_p->dmamac_addr; + uint32_t data_end; /* Invalidate entire buffer descriptor */ - invalidate_dcache_range((unsigned long)desc_p, - (unsigned long)desc_p + - sizeof(struct dmamacdescr)); + invalidate_dcache_range(desc_start, desc_end); status = desc_p->txrx_status; @@ -357,9 +360,8 @@ static int dw_eth_recv(struct eth_device *dev) DESC_RXSTS_FRMLENSHFT; /* Invalidate received data */ - invalidate_dcache_range((unsigned long)desc_p->dmamac_addr, - (unsigned long)desc_p->dmamac_addr + - roundup(length, ARCH_DMA_MINALIGN)); + data_end = data_start + roundup(length, ARCH_DMA_MINALIGN); + invalidate_dcache_range(data_start, data_end); NetReceive(desc_p->dmamac_addr, length); @@ -370,9 +372,7 @@ static int dw_eth_recv(struct eth_device *dev) desc_p->txrx_status |= DESC_RXSTS_OWNBYDMA; /* Flush only status field - others weren't changed */ - flush_dcache_range((unsigned long)&desc_p->txrx_status, - (unsigned long)&desc_p->txrx_status + - sizeof(desc_p->txrx_status)); + flush_dcache_range(desc_start, desc_end); /* Test the wrap-around condition. */ if (++desc_num >= CONFIG_RX_DESCR_NUM) diff --git a/drivers/net/phy/micrel.c b/drivers/net/phy/micrel.c index 5d7e3be..507b9a3 100644 --- a/drivers/net/phy/micrel.c +++ b/drivers/net/phy/micrel.c @@ -25,8 +25,7 @@ static struct phy_driver KSZ804_driver = { #ifndef CONFIG_PHY_MICREL_KSZ9021 /* * I can't believe Micrel used the exact same part number - * for the KSZ9021 - * Shame Micrel, Shame!!!!! + * for the KSZ9021. Shame Micrel, Shame! */ static struct phy_driver KS8721_driver = { .name = "Micrel KS8721BL", @@ -40,7 +39,7 @@ static struct phy_driver KS8721_driver = { #endif -/** +/* * KSZ9021 - KSZ9031 common */ @@ -69,8 +68,8 @@ static int ksz90xx_startup(struct phy_device *phydev) phydev->speed = SPEED_10; return 0; } -#ifdef CONFIG_PHY_MICREL_KSZ9021 +#ifdef CONFIG_PHY_MICREL_KSZ9021 /* * KSZ9021 */ diff --git a/include/altera.h b/include/altera.h index ae5f7ee..c2991ad 100644 --- a/include/altera.h +++ b/include/altera.h @@ -10,35 +10,59 @@ #ifndef _ALTERA_H_ #define _ALTERA_H_ -typedef enum { /* typedef Altera_iface */ - min_altera_iface_type, /* insert all new types after this */ - passive_serial, /* serial data and external clock */ - passive_parallel_synchronous, /* parallel data */ - passive_parallel_asynchronous, /* parallel data */ - passive_serial_asynchronous, /* serial data w/ internal clock (not used) */ - altera_jtag_mode, /* jtag/tap serial (not used ) */ - fast_passive_parallel, /* fast passive parallel (FPP) */ - fast_passive_parallel_security, /* fast passive parallel with security (FPPS) */ - max_altera_iface_type /* insert all new types before this */ -} Altera_iface; /* end, typedef Altera_iface */ +enum altera_iface { + /* insert all new types after this */ + min_altera_iface_type, + /* serial data and external clock */ + passive_serial, + /* parallel data */ + passive_parallel_synchronous, + /* parallel data */ + passive_parallel_asynchronous, + /* serial data w/ internal clock (not used) */ + passive_serial_asynchronous, + /* jtag/tap serial (not used ) */ + altera_jtag_mode, + /* fast passive parallel (FPP) */ + fast_passive_parallel, + /* fast passive parallel with security (FPPS) */ + fast_passive_parallel_security, + /* insert all new types before this */ + max_altera_iface_type, +}; -typedef enum { /* typedef Altera_Family */ - min_altera_type, /* insert all new types after this */ - Altera_ACEX1K, /* ACEX1K Family */ - Altera_CYC2, /* CYCLONII Family */ - Altera_StratixII, /* StratixII Family */ -/* Add new models here */ - max_altera_type /* insert all new types before this */ -} Altera_Family; /* end, typedef Altera_Family */ +enum altera_family { + /* insert all new types after this */ + min_altera_type, + /* ACEX1K Family */ + Altera_ACEX1K, + /* CYCLONII Family */ + Altera_CYC2, + /* StratixII Family */ + Altera_StratixII, + /* SoCFPGA Family */ + Altera_SoCFPGA, -typedef struct { /* typedef Altera_desc */ - Altera_Family family; /* part type */ - Altera_iface iface; /* interface type */ - size_t size; /* bytes of data part can accept */ - void * iface_fns;/* interface function table */ - void * base; /* base interface address */ - int cookie; /* implementation specific cookie */ -} Altera_desc; /* end, typedef Altera_desc */ + /* Add new models here */ + + /* insert all new types before this */ + max_altera_type, +}; + +typedef struct { + /* part type */ + enum altera_family family; + /* interface type */ + enum altera_iface iface; + /* bytes of data part can accept */ + size_t size; + /* interface function table */ + void *iface_fns; + /* base interface address */ + void *base; + /* implementation specific cookie */ + int cookie; +} Altera_desc; /* Generic Altera Functions *********************************************************************/ @@ -69,4 +93,8 @@ typedef struct { Altera_post_fn post; } altera_board_specific_func; +#ifdef CONFIG_FPGA_SOCFPGA +int socfpga_load(Altera_desc *desc, const void *rbf_data, size_t rbf_size); +#endif + #endif /* _ALTERA_H_ */ diff --git a/include/configs/axs101.h b/include/configs/axs101.h index c22d6d0..1bf8390 100644 --- a/include/configs/axs101.h +++ b/include/configs/axs101.h @@ -125,7 +125,6 @@ */ #define CONFIG_DESIGNWARE_ETH #define CONFIG_DW_AUTONEG -#define CONFIG_DW_SEARCH_PHY #define CONFIG_NET_MULTI /* diff --git a/include/configs/socfpga_common.h b/include/configs/socfpga_common.h new file mode 100644 index 0000000..49504dc --- /dev/null +++ b/include/configs/socfpga_common.h @@ -0,0 +1,196 @@ +/* + * Copyright (C) 2012 Altera Corporation <www.altera.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ +#ifndef __CONFIG_SOCFPGA_CYCLONE5_COMMON_H__ +#define __CONFIG_SOCFPGA_CYCLONE5_COMMON_H__ + +#define CONFIG_SYS_GENERIC_BOARD + +/* Virtual target or real hardware */ +#undef CONFIG_SOCFPGA_VIRTUAL_TARGET + +#define CONFIG_ARMV7 +#define CONFIG_SYS_THUMB_BUILD + +#define CONFIG_SOCFPGA + +/* + * High level configuration + */ +#define CONFIG_DISPLAY_CPUINFO +#define CONFIG_DISPLAY_BOARDINFO +#define CONFIG_BOARD_EARLY_INIT_F +#define CONFIG_MISC_INIT_R +#define CONFIG_SYS_NO_FLASH +#define CONFIG_CLOCKS + +#define CONFIG_FIT +#define CONFIG_OF_LIBFDT +#define CONFIG_SYS_BOOTMAPSZ (64 * 1024 * 1024) + +#define CONFIG_TIMESTAMP /* Print image info with timestamp */ + +/* + * Memory configurations + */ +#define CONFIG_NR_DRAM_BANKS 1 +#define PHYS_SDRAM_1 0x0 +#define CONFIG_SYS_MALLOC_LEN (10 * 1024 * 1024) +#define CONFIG_SYS_MEMTEST_START PHYS_SDRAM_1 +#define CONFIG_SYS_MEMTEST_END PHYS_SDRAM_1_SIZE + +#define CONFIG_SYS_INIT_RAM_ADDR 0xFFFF0000 +#define CONFIG_SYS_INIT_RAM_SIZE (0x10000 - 0x100) +#define CONFIG_SYS_INIT_SP_ADDR \ + (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_RAM_SIZE - \ + GENERATED_GBL_DATA_SIZE) + +#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1 +#ifdef CONFIG_SOCFPGA_VIRTUAL_TARGET +#define CONFIG_SYS_TEXT_BASE 0x08000040 +#else +#define CONFIG_SYS_TEXT_BASE 0x01000040 +#endif + +/* + * U-Boot general configurations + */ +#define CONFIG_SYS_LONGHELP +#define CONFIG_SYS_CBSIZE 1024 /* Console I/O buffer size */ +#define CONFIG_SYS_PBSIZE \ + (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16) + /* Print buffer size */ +#define CONFIG_SYS_MAXARGS 32 /* Max number of command args */ +#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE + /* Boot argument buffer size */ +#define CONFIG_VERSION_VARIABLE /* U-BOOT version */ +#define CONFIG_AUTO_COMPLETE /* Command auto complete */ +#define CONFIG_CMDLINE_EDITING /* Command history etc */ +#define CONFIG_SYS_HUSH_PARSER + +/* + * Cache + */ +#define CONFIG_SYS_ARM_CACHE_WRITEALLOC +#define CONFIG_SYS_CACHELINE_SIZE 32 +#define CONFIG_SYS_L2_PL310 +#define CONFIG_SYS_PL310_BASE SOCFPGA_MPUL2_ADDRESS + +/* + * Ethernet on SoC (EMAC) + */ +#if defined(CONFIG_CMD_NET) && !defined(CONFIG_SOCFPGA_VIRTUAL_TARGET) +#define CONFIG_DESIGNWARE_ETH +#define CONFIG_NET_MULTI +#define CONFIG_DW_ALTDESCRIPTOR +#define CONFIG_MII +#define CONFIG_AUTONEG_TIMEOUT (15 * CONFIG_SYS_HZ) +#define CONFIG_PHYLIB +#define CONFIG_PHY_GIGE +#endif + +/* + * FPGA Driver + */ +#ifdef CONFIG_CMD_FPGA +#define CONFIG_FPGA +#define CONFIG_FPGA_ALTERA +#define CONFIG_FPGA_SOCFPGA +#define CONFIG_FPGA_COUNT 1 +#endif + +/* + * L4 OSC1 Timer 0 + */ +/* This timer uses eosc1, whose clock frequency is fixed at any condition. */ +#define CONFIG_SYS_TIMERBASE SOCFPGA_OSC1TIMER0_ADDRESS +#define CONFIG_SYS_TIMER_COUNTS_DOWN +#define CONFIG_SYS_TIMER_COUNTER (CONFIG_SYS_TIMERBASE + 0x4) +#ifdef CONFIG_SOCFPGA_VIRTUAL_TARGET +#define CONFIG_SYS_TIMER_RATE 2400000 +#else +#define CONFIG_SYS_TIMER_RATE 25000000 +#endif + +/* + * L4 Watchdog + */ +#ifdef CONFIG_HW_WATCHDOG +#define CONFIG_DESIGNWARE_WATCHDOG +#define CONFIG_DW_WDT_BASE SOCFPGA_L4WD0_ADDRESS +#define CONFIG_DW_WDT_CLOCK_KHZ 25000 +#define CONFIG_HW_WATCHDOG_TIMEOUT_MS 12000 +#endif + +/* + * MMC Driver + */ +#ifdef CONFIG_CMD_MMC +#define CONFIG_MMC +#define CONFIG_BOUNCE_BUFFER +#define CONFIG_GENERIC_MMC +#define CONFIG_DWMMC +#define CONFIG_SOCFPGA_DWMMC +#define CONFIG_SOCFPGA_DWMMC_FIFO_DEPTH 1024 +#define CONFIG_SOCFPGA_DWMMC_DRVSEL 3 +#define CONFIG_SOCFPGA_DWMMC_SMPSEL 0 +/* FIXME */ +/* using smaller max blk cnt to avoid flooding the limited stack we have */ +#define CONFIG_SYS_MMC_MAX_BLK_COUNT 256 /* FIXME -- SPL only? */ +#endif + +/* + * Serial Driver + */ +#define CONFIG_SYS_NS16550 +#define CONFIG_SYS_NS16550_SERIAL +#define CONFIG_SYS_NS16550_REG_SIZE -4 +#define CONFIG_SYS_NS16550_COM1 SOCFPGA_UART0_ADDRESS +#ifdef CONFIG_SOCFPGA_VIRTUAL_TARGET +#define CONFIG_SYS_NS16550_CLK 1000000 +#else +#define CONFIG_SYS_NS16550_CLK 100000000 +#endif +#define CONFIG_CONS_INDEX 1 +#define CONFIG_BAUDRATE 115200 + +/* + * U-Boot environment + */ +#define CONFIG_SYS_CONSOLE_IS_IN_ENV +#define CONFIG_SYS_CONSOLE_OVERWRITE_ROUTINE +#define CONFIG_SYS_CONSOLE_ENV_OVERWRITE +#define CONFIG_ENV_IS_NOWHERE +#define CONFIG_ENV_SIZE 4096 + +/* + * SPL + */ +#define CONFIG_SPL_FRAMEWORK +#define CONFIG_SPL_BOARD_INIT +#define CONFIG_SPL_RAM_DEVICE +#define CONFIG_SPL_TEXT_BASE 0xFFFF0000 +#define CONFIG_SPL_STACK CONFIG_SYS_INIT_SP_ADDR +#define CONFIG_SPL_STACK_SIZE (4 * 1024) +#define CONFIG_SPL_MALLOC_SIZE (5 * 1024) /* FIXME */ +#define CONFIG_SYS_SPL_MALLOC_START ((unsigned long) (&__malloc_start)) +#define CONFIG_SYS_SPL_MALLOC_SIZE (&__malloc_end - &__malloc_start) + +#define CHUNKSZ_CRC32 (1 * 1024) /* FIXME: ewww */ +#define CONFIG_CRC32_VERIFY + +/* Linker script for SPL */ +#define CONFIG_SPL_LDSCRIPT "arch/arm/cpu/armv7/socfpga/u-boot-spl.lds" + +#define CONFIG_SPL_LIBCOMMON_SUPPORT +#define CONFIG_SPL_LIBGENERIC_SUPPORT +#define CONFIG_SPL_WATCHDOG_SUPPORT +#define CONFIG_SPL_SERIAL_SUPPORT + +#ifdef CONFIG_SPL_BUILD +#undef CONFIG_PARTITIONS +#endif + +#endif /* __CONFIG_SOCFPGA_CYCLONE5_COMMON_H__ */ diff --git a/include/configs/socfpga_cyclone5.h b/include/configs/socfpga_cyclone5.h index 5d145cd..8d54bf8 100644 --- a/include/configs/socfpga_cyclone5.h +++ b/include/configs/socfpga_cyclone5.h @@ -1,287 +1,100 @@ /* - * Copyright (C) 2012 Altera Corporation <www.altera.com> + * Copyright (C) 2014 Marek Vasut <marex@denx.de> * * SPDX-License-Identifier: GPL-2.0+ */ -#ifndef __CONFIG_H -#define __CONFIG_H +#ifndef __CONFIG_SOCFPGA_CYCLONE5_H__ +#define __CONFIG_SOCFPGA_CYCLONE5_H__ #include <asm/arch/socfpga_base_addrs.h> #include "../../board/altera/socfpga/pinmux_config.h" #include "../../board/altera/socfpga/iocsr_config.h" #include "../../board/altera/socfpga/pll_config.h" -/* - * High level configuration - */ -/* Virtual target or real hardware */ -#undef CONFIG_SOCFPGA_VIRTUAL_TARGET - -#define CONFIG_ARMV7 -#define CONFIG_SYS_DCACHE_OFF -#undef CONFIG_USE_IRQ - -#define CONFIG_MISC_INIT_R -#define CONFIG_SINGLE_BOOTLOADER -#define CONFIG_SOCFPGA - -/* base address for .text section */ -#ifdef CONFIG_SOCFPGA_VIRTUAL_TARGET -#define CONFIG_SYS_TEXT_BASE 0x08000040 -#else -#define CONFIG_SYS_TEXT_BASE 0x01000040 -#endif -#define CONFIG_SYS_LOAD_ADDR 0x7fc0 - -/* Console I/O Buffer Size */ -#define CONFIG_SYS_CBSIZE 256 -/* Monitor Command Prompt */ -#define CONFIG_SYS_PROMPT "SOCFPGA_CYCLONE5 # " -#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \ - sizeof(CONFIG_SYS_PROMPT) + 16) - -/* - * Display CPU and Board Info - */ -#define CONFIG_DISPLAY_CPUINFO -#define CONFIG_DISPLAY_BOARDINFO - -/* - * Enable early stage initialization at C environment - */ -#define CONFIG_BOARD_EARLY_INIT_F - -/* flat device tree */ -#define CONFIG_OF_LIBFDT -/* skip updating the FDT blob */ -#define CONFIG_FDT_BLOB_SKIP_UPDATE -/* Initial Memory map size for Linux, minus 4k alignment for DFT blob */ -#define CONFIG_SYS_BOOTMAPSZ ((256*1024*1024) - (4*1024)) - -#define CONFIG_SPL_RAM_DEVICE -#define CONFIG_SPL_STACK CONFIG_SYS_INIT_SP_ADDR -#define CONFIG_SYS_SPL_MALLOC_START ((unsigned long) (&__malloc_start)) -#define CONFIG_SYS_SPL_MALLOC_SIZE (&__malloc_end - &__malloc_start) - -/* - * Memory allocation (MALLOC) - */ -/* Room required on the stack for the environment data */ -#define CONFIG_ENV_SIZE 1024 -/* Size of DRAM reserved for malloc() use */ -#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + 128*1024) - -/* SP location before relocation, must use scratch RAM */ -#define CONFIG_SYS_INIT_RAM_ADDR 0xFFFF0000 -/* Reserving 0x100 space at back of scratch RAM for debug info */ -#define CONFIG_SYS_INIT_RAM_SIZE (0x10000 - 0x100) -/* Stack pointer prior relocation, must situated at on-chip RAM */ -#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INIT_RAM_ADDR + \ - CONFIG_SYS_INIT_RAM_SIZE - \ - GENERATED_GBL_DATA_SIZE) - - -/* - * Command line configuration. - */ +/* U-Boot Commands */ #define CONFIG_SYS_NO_FLASH #include <config_cmd_default.h> -/* FAT file system support */ +#define CONFIG_DOS_PARTITION +#define CONFIG_FAT_WRITE +#define CONFIG_HW_WATCHDOG + +#define CONFIG_CMD_ASKENV +#define CONFIG_CMD_BOOTZ +#define CONFIG_CMD_CACHE +#define CONFIG_CMD_DHCP +#define CONFIG_CMD_EXT4 +#define CONFIG_CMD_EXT4_WRITE #define CONFIG_CMD_FAT +#define CONFIG_CMD_FPGA +#define CONFIG_CMD_FS_GENERIC +#define CONFIG_CMD_GREPENV +#define CONFIG_CMD_MII +#define CONFIG_CMD_MMC +#define CONFIG_CMD_NET +#define CONFIG_CMD_PING +#define CONFIG_CMD_SETEXPR +#define CONFIG_REGEX /* Enable regular expression support */ -/* - * Misc - */ -#define CONFIG_DOS_PARTITION 1 +/* Memory configurations */ +#define PHYS_SDRAM_1_SIZE 0x40000000 /* 1GiB on SoCDK */ -#ifdef CONFIG_SPL_BUILD -#undef CONFIG_PARTITIONS +/* Booting Linux */ +#define CONFIG_BOOTDELAY 3 +#define CONFIG_BOOTFILE "zImage" +#define CONFIG_BOOTARGS "console=ttyS0" __stringify(CONFIG_BAUDRATE) +#ifdef CONFIG_SOCFPGA_VIRTUAL_TARGET +#define CONFIG_BOOTCOMMAND "run ramboot" +#else +#define CONFIG_BOOTCOMMAND "run mmcload; run mmcboot" #endif +#define CONFIG_LOADADDR 0x8000 +#define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR -/* - * Environment setup - */ +/* Ethernet on SoC (EMAC) */ +#if defined(CONFIG_CMD_NET) +#define CONFIG_EMAC_BASE SOCFPGA_EMAC0_ADDRESS +#define CONFIG_PHY_INTERFACE_MODE PHY_INTERFACE_MODE_RGMII +#define CONFIG_EPHY0_PHY_ADDR 0 -/* Delay before automatically booting the default image */ -#define CONFIG_BOOTDELAY 3 -/* Enable auto completion of commands using TAB */ -#define CONFIG_AUTO_COMPLETE -/* use "hush" command parser */ -#define CONFIG_SYS_HUSH_PARSER -#define CONFIG_SYS_PROMPT_HUSH_PS2 "> " -#define CONFIG_CMD_RUN +/* PHY */ +#define CONFIG_EPHY1_PHY_ADDR 4 +#define CONFIG_PHY_MICREL +#define CONFIG_PHY_MICREL_KSZ9021 +#define CONFIG_KSZ9021_CLK_SKEW_ENV "micrel-ksz9021-clk-skew" +#define CONFIG_KSZ9021_CLK_SKEW_VAL 0xf0f0 +#define CONFIG_KSZ9021_DATA_SKEW_ENV "micrel-ksz9021-data-skew" +#define CONFIG_KSZ9021_DATA_SKEW_VAL 0x0 -#define CONFIG_BOOTCOMMAND "run ramboot" +#endif -/* - * arguments passed to the bootm command. The value of - * CONFIG_BOOTARGS goes into the environment value "bootargs". - * Do note the value will overide also the chosen node in FDT blob. - */ -#define CONFIG_BOOTARGS "console=ttyS0,57600,mem=256M@0x0" +/* Extra Environment */ +#define CONFIG_HOSTNAME socfpga_cyclone5 #define CONFIG_EXTRA_ENV_SETTINGS \ "verify=n\0" \ "loadaddr= " __stringify(CONFIG_SYS_LOAD_ADDR) "\0" \ "ramboot=setenv bootargs " CONFIG_BOOTARGS ";" \ "bootm ${loadaddr} - ${fdt_addr}\0" \ - "bootimage=uImage\0" \ + "bootimage=zImage\0" \ "fdt_addr=100\0" \ - "fsloadcmd=ext2load\0" \ - "bootm ${loadaddr} - ${fdt_addr}\0" \ + "fdtimage=socfpga.dtb\0" \ + "fsloadcmd=ext2load\0" \ + "bootm ${loadaddr} - ${fdt_addr}\0" \ + "mmcroot=/dev/mmcblk0p2\0" \ + "mmcboot=setenv bootargs " CONFIG_BOOTARGS \ + " root=${mmcroot} rw rootwait;" \ + "bootz ${loadaddr} - ${fdt_addr}\0" \ + "mmcload=mmc rescan;" \ + "load mmc 0:1 ${loadaddr} ${bootimage};" \ + "load mmc 0:1 ${fdt_addr} ${fdtimage}\0" \ "qspiroot=/dev/mtdblock0\0" \ "qspirootfstype=jffs2\0" \ "qspiboot=setenv bootargs " CONFIG_BOOTARGS \ " root=${qspiroot} rw rootfstype=${qspirootfstype};"\ "bootm ${loadaddr} - ${fdt_addr}\0" -/* using environment setting for stdin, stdout, stderr */ -#define CONFIG_SYS_CONSOLE_IS_IN_ENV -/* Enable the call to overwrite_console() */ -#define CONFIG_SYS_CONSOLE_OVERWRITE_ROUTINE -/* Enable overwrite of previous console environment settings */ -#define CONFIG_SYS_CONSOLE_ENV_OVERWRITE - -/* max number of command args */ -#define CONFIG_SYS_MAXARGS 16 - - -/* - * Hardware drivers - */ - -/* - * SDRAM Memory Map - */ -/* We have 1 bank of DRAM */ -#define CONFIG_NR_DRAM_BANKS 1 -/* SDRAM Bank #1 */ -#define CONFIG_SYS_SDRAM_BASE 0x00000000 -/* SDRAM memory size */ -#define PHYS_SDRAM_1_SIZE 0x40000000 - -#define PHYS_SDRAM_1 CONFIG_SYS_SDRAM_BASE -#define CONFIG_SYS_MEMTEST_START 0x00000000 -#define CONFIG_SYS_MEMTEST_END PHYS_SDRAM_1_SIZE - -/* - * NS16550 Configuration - */ -#define UART0_BASE SOCFPGA_UART0_ADDRESS -#define CONFIG_SYS_NS16550 -#define CONFIG_SYS_NS16550_SERIAL -#define CONFIG_SYS_NS16550_REG_SIZE -4 -#define CONFIG_SYS_NS16550_CLK V_NS16550_CLK -#define CONFIG_CONS_INDEX 1 -#define CONFIG_SYS_NS16550_COM1 UART0_BASE -#define CONFIG_SYS_BAUDRATE_TABLE {4800, 9600, 19200, 38400, 57600, 115200} -#ifdef CONFIG_SOCFPGA_VIRTUAL_TARGET -#define V_NS16550_CLK 1000000 -#else -#define V_NS16550_CLK 100000000 -#endif -#define CONFIG_BAUDRATE 115200 - -/* - * FLASH - */ -#define CONFIG_SYS_NO_FLASH - -/* - * L4 OSC1 Timer 0 - */ -/* This timer use eosc1 where the clock frequency is fixed - * throughout any condition */ -#define CONFIG_SYS_TIMERBASE SOCFPGA_OSC1TIMER0_ADDRESS -/* reload value when timer count to zero */ -#define TIMER_LOAD_VAL 0xFFFFFFFF -/* Timer info */ -#ifdef CONFIG_SOCFPGA_VIRTUAL_TARGET -#define CONFIG_SYS_TIMER_RATE 2400000 -#else -#define CONFIG_SYS_TIMER_RATE 25000000 -#endif -#define CONFIG_SYS_TIMER_COUNTS_DOWN -#define CONFIG_SYS_TIMER_COUNTER (CONFIG_SYS_TIMERBASE + 0x4) - -#define CONFIG_ENV_IS_NOWHERE - -/* - * network support - */ -#ifndef CONFIG_SOCFPGA_VIRTUAL_TARGET -#define CONFIG_DESIGNWARE_ETH 1 -#endif - -#ifdef CONFIG_DESIGNWARE_ETH -#define CONFIG_EMAC0_BASE SOCFPGA_EMAC0_ADDRESS -#define CONFIG_EMAC1_BASE SOCFPGA_EMAC1_ADDRESS -/* console support for network */ -#define CONFIG_CMD_DHCP -#define CONFIG_CMD_MII -#define CONFIG_CMD_NET -#define CONFIG_CMD_PING -/* designware */ -#define CONFIG_NET_MULTI -#define CONFIG_DW_ALTDESCRIPTOR -#define CONFIG_DW_SEARCH_PHY -#define CONFIG_MII -#define CONFIG_PHY_GIGE -#define CONFIG_DW_AUTONEG -#define CONFIG_AUTONEG_TIMEOUT (15 * CONFIG_SYS_HZ) -#define CONFIG_PHYLIB -#define CONFIG_PHY_MICREL -#define CONFIG_PHY_MICREL_KSZ9021 -/* EMAC controller and PHY used */ -#define CONFIG_EMAC_BASE CONFIG_EMAC1_BASE -#define CONFIG_EPHY_PHY_ADDR CONFIG_EPHY1_PHY_ADDR -#define CONFIG_PHY_INTERFACE_MODE PHY_INTERFACE_MODE_RGMII -#endif /* CONFIG_DESIGNWARE_ETH */ - -/* - * L4 Watchdog - */ -#define CONFIG_HW_WATCHDOG -#define CONFIG_HW_WATCHDOG_TIMEOUT_MS 2000 -#define CONFIG_DESIGNWARE_WATCHDOG -#define CONFIG_DW_WDT_BASE SOCFPGA_L4WD0_ADDRESS -/* Clocks source frequency to watchdog timer */ -#define CONFIG_DW_WDT_CLOCK_KHZ 25000 - - -/* - * SPL "Second Program Loader" aka Initial Software - */ - -/* Enable building of SPL globally */ -#define CONFIG_SPL_FRAMEWORK - -/* TEXT_BASE for linking the SPL binary */ -#define CONFIG_SPL_TEXT_BASE 0xFFFF0000 - -/* Stack size for SPL */ -#define CONFIG_SPL_STACK_SIZE (4 * 1024) - -/* MALLOC size for SPL */ -#define CONFIG_SPL_MALLOC_SIZE (5 * 1024) - -#define CONFIG_SPL_SERIAL_SUPPORT -#define CONFIG_SPL_BOARD_INIT - -#define CHUNKSZ_CRC32 (1 * 1024) - -#define CONFIG_CRC32_VERIFY - -/* Linker script for SPL */ -#define CONFIG_SPL_LDSCRIPT "arch/arm/cpu/armv7/socfpga/u-boot-spl.lds" - -/* Support for common/libcommon.o in SPL binary */ -#define CONFIG_SPL_LIBCOMMON_SUPPORT -/* Support for lib/libgeneric.o in SPL binary */ -#define CONFIG_SPL_LIBGENERIC_SUPPORT - -/* Support for watchdog */ -#define CONFIG_SPL_WATCHDOG_SUPPORT +/* The rest of the configuration is shared */ +#include <configs/socfpga_common.h> -#endif /* __CONFIG_H */ +#endif /* __CONFIG_SOCFPGA_CYCLONE5_H__ */ diff --git a/include/dwmmc.h b/include/dwmmc.h index b67f11b..109f7c8 100644 --- a/include/dwmmc.h +++ b/include/dwmmc.h @@ -157,7 +157,7 @@ struct dwmci_idmac { u32 cnt; u32 addr; u32 next_addr; -}; +} __aligned(ARCH_DMA_MINALIGN); static inline void dwmci_writel(struct dwmci_host *host, int reg, u32 val) { diff --git a/include/image.h b/include/image.h index 3401056..4347532 100644 --- a/include/image.h +++ b/include/image.h @@ -232,6 +232,7 @@ struct lmb; #define IH_TYPE_MXSIMAGE 16 /* Freescale MXSBoot Image */ #define IH_TYPE_GPIMAGE 17 /* TI Keystone GPHeader Image */ #define IH_TYPE_ATMELIMAGE 18 /* ATMEL ROM bootable Image */ +#define IH_TYPE_SOCFPGAIMAGE 19 /* Altera SOCFPGA Preloader */ /* * Compression Types diff --git a/tools/Makefile b/tools/Makefile index 90e966d..2b05b20 100644 --- a/tools/Makefile +++ b/tools/Makefile @@ -87,6 +87,7 @@ dumpimage-mkimage-objs := aisimage.o \ os_support.o \ pblimage.o \ pbl_crc32.o \ + socfpgaimage.o \ lib/sha1.o \ lib/sha256.o \ ublimage.o \ diff --git a/tools/imagetool.c b/tools/imagetool.c index 32d6278..98717bd 100644 --- a/tools/imagetool.c +++ b/tools/imagetool.c @@ -47,6 +47,8 @@ void register_image_tool(imagetool_register_t image_register) init_ubl_image_type(); /* Init Davinci AIS support */ init_ais_image_type(); + /* Init Altera SOCFPGA support */ + init_socfpga_image_type(); /* Init TI Keystone boot image generation/list support */ init_gpimage_type(); } diff --git a/tools/imagetool.h b/tools/imagetool.h index c8af0e8..8bce059 100644 --- a/tools/imagetool.h +++ b/tools/imagetool.h @@ -168,6 +168,7 @@ void init_mxs_image_type(void); void init_fit_image_type(void); void init_ubl_image_type(void); void init_omap_image_type(void); +void init_socfpga_image_type(void); void init_gpimage_type(void); void pbl_load_uboot(int fd, struct image_tool_params *mparams); diff --git a/tools/socfpgaimage.c b/tools/socfpgaimage.c new file mode 100644 index 0000000..396d8a5 --- /dev/null +++ b/tools/socfpgaimage.c @@ -0,0 +1,259 @@ +/* + * Copyright (C) 2014 Charles Manning <cdhmanning@gmail.com> + * + * SPDX-License-Identifier: GPL-2.0+ + * + * Reference doc http://www.altera.com.cn/literature/hb/cyclone-v/cv_5400A.pdf + * Note this doc is not entirely accurate. Of particular interest to us is the + * "header" length field being in U32s and not bytes. + * + * "Header" is a structure of the following format. + * this is positioned at 0x40. + * + * Endian is LSB. + * + * Offset Length Usage + * ----------------------- + * 0x40 4 Validation word 0x31305341 + * 0x44 1 Version (whatever, zero is fine) + * 0x45 1 Flags (unused, zero is fine) + * 0x46 2 Length (in units of u32, including the end checksum). + * 0x48 2 Zero + * 0x4A 2 Checksum over the header. NB Not CRC32 + * + * At the end of the code we have a 32-bit CRC checksum over whole binary + * excluding the CRC. + * + * Note that the CRC used here is **not** the zlib/Adler crc32. It is the + * CRC-32 used in bzip2, ethernet and elsewhere. + * + * The image is padded out to 64k, because that is what is + * typically used to write the image to the boot medium. + */ + +#include "pbl_crc32.h" +#include "imagetool.h" +#include <image.h> + +#define HEADER_OFFSET 0x40 +#define VALIDATION_WORD 0x31305341 +#define PADDED_SIZE 0x10000 + +/* To allow for adding CRC, the max input size is a bit smaller. */ +#define MAX_INPUT_SIZE (PADDED_SIZE - sizeof(uint32_t)) + +static uint8_t buffer[PADDED_SIZE]; + +static struct socfpga_header { + uint32_t validation; + uint8_t version; + uint8_t flags; + uint16_t length_u32; + uint16_t zero; + uint16_t checksum; +} header; + +/* + * The header checksum is just a very simple checksum over + * the header area. + * There is still a crc32 over the whole lot. + */ +static uint16_t hdr_checksum(struct socfpga_header *header) +{ + int len = sizeof(*header) - sizeof(header->checksum); + uint8_t *buf = (uint8_t *)header; + uint16_t ret = 0; + + while (--len) + ret += *buf++; + + return ret; +} + + +static void build_header(uint8_t *buf, uint8_t version, uint8_t flags, + uint16_t length_bytes) +{ + header.validation = htole32(VALIDATION_WORD); + header.version = version; + header.flags = flags; + header.length_u32 = htole16(length_bytes/4); + header.zero = 0; + header.checksum = htole16(hdr_checksum(&header)); + + memcpy(buf, &header, sizeof(header)); +} + +/* + * Perform a rudimentary verification of header and return + * size of image. + */ +static int verify_header(const uint8_t *buf) +{ + memcpy(&header, buf, sizeof(header)); + + if (le32toh(header.validation) != VALIDATION_WORD) + return -1; + if (le16toh(header.checksum) != hdr_checksum(&header)) + return -1; + + return le16toh(header.length_u32) * 4; +} + +/* Sign the buffer and return the signed buffer size */ +static int sign_buffer(uint8_t *buf, + uint8_t version, uint8_t flags, + int len, int pad_64k) +{ + uint32_t calc_crc; + + /* Align the length up */ + len = (len + 3) & (~3); + + /* Build header, adding 4 bytes to length to hold the CRC32. */ + build_header(buf + HEADER_OFFSET, version, flags, len + 4); + + /* Calculate and apply the CRC */ + calc_crc = ~pbl_crc32(0, (char *)buf, len); + + *((uint32_t *)(buf + len)) = htole32(calc_crc); + + if (!pad_64k) + return len + 4; + + return PADDED_SIZE; +} + +/* Verify that the buffer looks sane */ +static int verify_buffer(const uint8_t *buf) +{ + int len; /* Including 32bit CRC */ + uint32_t calc_crc; + uint32_t buf_crc; + + len = verify_header(buf + HEADER_OFFSET); + if (len < 0) { + fprintf(stderr, "Invalid header\n"); + return -1; + } + + if (len < HEADER_OFFSET || len > PADDED_SIZE) { + fprintf(stderr, "Invalid header length (%i)\n", len); + return -1; + } + + /* + * Adjust length to the base of the CRC. + * Check the CRC. + */ + len -= 4; + + calc_crc = ~pbl_crc32(0, (const char *)buf, len); + + buf_crc = le32toh(*((uint32_t *)(buf + len))); + + if (buf_crc != calc_crc) { + fprintf(stderr, "CRC32 does not match (%08x != %08x)\n", + buf_crc, calc_crc); + return -1; + } + + return 0; +} + +/* mkimage glue functions */ +static int socfpgaimage_verify_header(unsigned char *ptr, int image_size, + struct image_tool_params *params) +{ + if (image_size != PADDED_SIZE) + return -1; + + return verify_buffer(ptr); +} + +static void socfpgaimage_print_header(const void *ptr) +{ + if (verify_buffer(ptr) == 0) + printf("Looks like a sane SOCFPGA preloader\n"); + else + printf("Not a sane SOCFPGA preloader\n"); +} + +static int socfpgaimage_check_params(struct image_tool_params *params) +{ + /* Not sure if we should be accepting fflags */ + return (params->dflag && (params->fflag || params->lflag)) || + (params->fflag && (params->dflag || params->lflag)) || + (params->lflag && (params->dflag || params->fflag)); +} + +static int socfpgaimage_check_image_types(uint8_t type) +{ + if (type == IH_TYPE_SOCFPGAIMAGE) + return EXIT_SUCCESS; + return EXIT_FAILURE; +} + +/* + * To work in with the mkimage framework, we do some ugly stuff... + * + * First, socfpgaimage_vrec_header() is called. + * We prepend a fake header big enough to make the file PADDED_SIZE. + * This gives us enough space to do what we want later. + * + * Next, socfpgaimage_set_header() is called. + * We fix up the buffer by moving the image to the start of the buffer. + * We now have some room to do what we need (add CRC and padding). + */ + +static int data_size; +#define FAKE_HEADER_SIZE (PADDED_SIZE - data_size) + +static int socfpgaimage_vrec_header(struct image_tool_params *params, + struct image_type_params *tparams) +{ + struct stat sbuf; + + if (params->datafile && + stat(params->datafile, &sbuf) == 0 && + sbuf.st_size <= MAX_INPUT_SIZE) { + data_size = sbuf.st_size; + tparams->header_size = FAKE_HEADER_SIZE; + } + return 0; +} + +static void socfpgaimage_set_header(void *ptr, struct stat *sbuf, int ifd, + struct image_tool_params *params) +{ + uint8_t *buf = (uint8_t *)ptr; + + /* + * This function is called after vrec_header() has been called. + * At this stage we have the FAKE_HEADER_SIZE dummy bytes followed by + * data_size image bytes. Total = PADDED_SIZE. + * We need to fix the buffer by moving the image bytes back to + * the beginning of the buffer, then actually do the signing stuff... + */ + memmove(buf, buf + FAKE_HEADER_SIZE, data_size); + memset(buf + data_size, 0, FAKE_HEADER_SIZE); + + sign_buffer(buf, 0, 0, data_size, 0); +} + +static struct image_type_params socfpgaimage_params = { + .name = "Altera SOCFPGA preloader support", + .vrec_header = socfpgaimage_vrec_header, + .header_size = 0, /* This will be modified by vrec_header() */ + .hdr = (void *)buffer, + .check_image_type = socfpgaimage_check_image_types, + .verify_header = socfpgaimage_verify_header, + .print_header = socfpgaimage_print_header, + .set_header = socfpgaimage_set_header, + .check_params = socfpgaimage_check_params, +}; + +void init_socfpga_image_type(void) +{ + register_image_type(&socfpgaimage_params); +} |