diff options
Diffstat (limited to 'arch/arm/mach-socfpga')
| -rw-r--r-- | arch/arm/mach-socfpga/Makefile | 5 | ||||
| -rw-r--r-- | arch/arm/mach-socfpga/spl_a10.c | 105 | ||||
| -rw-r--r-- | arch/arm/mach-socfpga/spl_gen5.c (renamed from arch/arm/mach-socfpga/spl.c) | 62 |
3 files changed, 120 insertions, 52 deletions
diff --git a/arch/arm/mach-socfpga/Makefile b/arch/arm/mach-socfpga/Makefile index 478afe2674..e8a1c0f45a 100644 --- a/arch/arm/mach-socfpga/Makefile +++ b/arch/arm/mach-socfpga/Makefile @@ -39,13 +39,16 @@ obj-y += wrap_pinmux_config_s10.o obj-y += wrap_pll_config_s10.o endif ifdef CONFIG_SPL_BUILD -obj-y += spl.o ifdef CONFIG_TARGET_SOCFPGA_GEN5 +obj-y += spl_gen5.o obj-y += freeze_controller.o obj-y += wrap_iocsr_config.o obj-y += wrap_pinmux_config.o obj-y += wrap_sdram_config.o endif +ifdef CONFIG_TARGET_SOCFPGA_ARRIA10 +obj-y += spl_a10.o +endif endif ifdef CONFIG_TARGET_SOCFPGA_GEN5 diff --git a/arch/arm/mach-socfpga/spl_a10.c b/arch/arm/mach-socfpga/spl_a10.c new file mode 100644 index 0000000000..e6fc766fca --- /dev/null +++ b/arch/arm/mach-socfpga/spl_a10.c @@ -0,0 +1,105 @@ +/* + * Copyright (C) 2012 Altera Corporation <www.altera.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <asm/io.h> +#include <asm/pl310.h> +#include <asm/u-boot.h> +#include <asm/utils.h> +#include <image.h> +#include <asm/arch/reset_manager.h> +#include <spl.h> +#include <asm/arch/system_manager.h> +#include <asm/arch/freeze_controller.h> +#include <asm/arch/clock_manager.h> +#include <asm/arch/scan_manager.h> +#include <asm/arch/sdram.h> +#include <asm/arch/scu.h> +#include <asm/arch/nic301.h> +#include <asm/sections.h> +#include <fdtdec.h> +#include <watchdog.h> +#include <asm/arch/pinmux.h> + +DECLARE_GLOBAL_DATA_PTR; + +static const struct socfpga_system_manager *sysmgr_regs = + (struct socfpga_system_manager *)SOCFPGA_SYSMGR_ADDRESS; + +u32 spl_boot_device(void) +{ + const u32 bsel = readl(&sysmgr_regs->bootinfo); + + switch (SYSMGR_GET_BOOTINFO_BSEL(bsel)) { + case 0x1: /* FPGA (HPS2FPGA Bridge) */ + return BOOT_DEVICE_RAM; + case 0x2: /* NAND Flash (1.8V) */ + case 0x3: /* NAND Flash (3.0V) */ + socfpga_per_reset(SOCFPGA_RESET(NAND), 0); + return BOOT_DEVICE_NAND; + case 0x4: /* SD/MMC External Transceiver (1.8V) */ + case 0x5: /* SD/MMC Internal Transceiver (3.0V) */ + socfpga_per_reset(SOCFPGA_RESET(SDMMC), 0); + socfpga_per_reset(SOCFPGA_RESET(DMA), 0); + return BOOT_DEVICE_MMC1; + case 0x6: /* QSPI Flash (1.8V) */ + case 0x7: /* QSPI Flash (3.0V) */ + socfpga_per_reset(SOCFPGA_RESET(QSPI), 0); + return BOOT_DEVICE_SPI; + default: + printf("Invalid boot device (bsel=%08x)!\n", bsel); + hang(); + } +} + +#ifdef CONFIG_SPL_MMC_SUPPORT +u32 spl_boot_mode(const u32 boot_device) +{ +#if defined(CONFIG_SPL_FAT_SUPPORT) || defined(CONFIG_SPL_EXT_SUPPORT) + return MMCSD_MODE_FS; +#else + return MMCSD_MODE_RAW; +#endif +} +#endif + +void spl_board_init(void) +{ + /* configuring the clock based on handoff */ + cm_basic_init(gd->fdt_blob); + WATCHDOG_RESET(); + + config_dedicated_pins(gd->fdt_blob); + WATCHDOG_RESET(); + + /* Release UART from reset */ + socfpga_reset_uart(0); + + /* enable console uart printing */ + preloader_console_init(); +} + +void board_init_f(ulong dummy) +{ + /* + * Configure Clock Manager to use intosc clock instead external osc to + * ensure success watchdog operation. We do it as early as possible. + */ + cm_use_intosc(); + + socfpga_watchdog_disable(); + + arch_early_init_r(); + +#ifdef CONFIG_HW_WATCHDOG + /* release osc1 watchdog timer 0 from reset */ + socfpga_reset_deassert_osc1wd0(); + + /* reconfigure and enable the watchdog */ + hw_watchdog_init(); + WATCHDOG_RESET(); +#endif /* CONFIG_HW_WATCHDOG */ +} diff --git a/arch/arm/mach-socfpga/spl.c b/arch/arm/mach-socfpga/spl_gen5.c index 0c9d7388e6..d6fe7d35af 100644 --- a/arch/arm/mach-socfpga/spl.c +++ b/arch/arm/mach-socfpga/spl_gen5.c @@ -22,21 +22,15 @@ #include <asm/sections.h> #include <fdtdec.h> #include <watchdog.h> -#if defined(CONFIG_TARGET_SOCFPGA_ARRIA10) -#include <asm/arch/pinmux.h> -#endif DECLARE_GLOBAL_DATA_PTR; -#if defined(CONFIG_TARGET_SOCFPGA_GEN5) static struct pl310_regs *const pl310 = (struct pl310_regs *)CONFIG_SYS_PL310_BASE; static struct scu_registers *scu_regs = (struct scu_registers *)SOCFPGA_MPUSCU_ADDRESS; static struct nic301_registers *nic301_regs = (struct nic301_registers *)SOCFPGA_L3REGS_ADDRESS; -#endif - static const struct socfpga_system_manager *sysmgr_regs = (struct socfpga_system_manager *)SOCFPGA_SYSMGR_ADDRESS; @@ -66,7 +60,17 @@ u32 spl_boot_device(void) } } -#if defined(CONFIG_TARGET_SOCFPGA_GEN5) +#ifdef CONFIG_SPL_MMC_SUPPORT +u32 spl_boot_mode(const u32 boot_device) +{ +#if defined(CONFIG_SPL_FAT_SUPPORT) || defined(CONFIG_SPL_EXT_SUPPORT) + return MMCSD_MODE_FS; +#else + return MMCSD_MODE_RAW; +#endif +} +#endif + static void socfpga_nic301_slave_ns(void) { writel(0x1, &nic301_regs->lwhps2fpgaregs); @@ -177,47 +181,3 @@ void board_init_f(ulong dummy) /* Configure simple malloc base pointer into RAM. */ gd->malloc_base = CONFIG_SYS_TEXT_BASE + (1024 * 1024); } -#elif defined(CONFIG_TARGET_SOCFPGA_ARRIA10) -void spl_board_init(void) -{ - /* configuring the clock based on handoff */ - cm_basic_init(gd->fdt_blob); - WATCHDOG_RESET(); - - config_dedicated_pins(gd->fdt_blob); - WATCHDOG_RESET(); - - /* Release UART from reset */ - socfpga_reset_uart(0); - - /* enable console uart printing */ - preloader_console_init(); - - WATCHDOG_RESET(); - - /* Add device descriptor to FPGA device table */ - socfpga_fpga_add(); -} - -void board_init_f(ulong dummy) -{ - /* - * Configure Clock Manager to use intosc clock instead external osc to - * ensure success watchdog operation. We do it as early as possible. - */ - cm_use_intosc(); - - socfpga_watchdog_disable(); - - arch_early_init_r(); - -#ifdef CONFIG_HW_WATCHDOG - /* release osc1 watchdog timer 0 from reset */ - socfpga_reset_deassert_osc1wd0(); - - /* reconfigure and enable the watchdog */ - hw_watchdog_init(); - WATCHDOG_RESET(); -#endif /* CONFIG_HW_WATCHDOG */ -} -#endif |