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- // SPDX-License-Identifier: GPL-2.0+
- /*
- * Altera SoCFPGA common board code
- *
- * Copyright (C) 2015 Marek Vasut <marex@denx.de>
- */
- #include <common.h>
- #include <asm/arch/clock_manager.h>
- #include <asm/arch/misc.h>
- #include <asm/arch/reset_manager.h>
- #include <asm/arch/secure_vab.h>
- #include <asm/global_data.h>
- #include <asm/io.h>
- #include <errno.h>
- #include <fdtdec.h>
- #include <hang.h>
- #include <image.h>
- #include <init.h>
- #include <log.h>
- #include <usb.h>
- #include <usb/dwc2_udc.h>
- DECLARE_GLOBAL_DATA_PTR;
- void s_init(void) {
- #ifndef CONFIG_ARM64
- /*
- * Preconfigure ACTLR and CPACR, make sure Write Full Line of Zeroes
- * is disabled in ACTLR.
- * This is optional on CycloneV / ArriaV.
- * This is mandatory on Arria10, otherwise Linux refuses to boot.
- */
- asm volatile(
- "mcr p15, 0, %0, c1, c0, 1\n"
- "mcr p15, 0, %0, c1, c0, 2\n"
- "isb\n"
- "dsb\n"
- ::"r"(0x0));
- #endif
- }
- /*
- * Miscellaneous platform dependent initialisations
- */
- int board_init(void)
- {
- /* Address of boot parameters for ATAG (if ATAG is used) */
- gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100;
- return 0;
- }
- int dram_init_banksize(void)
- {
- fdtdec_setup_memory_banksize();
- return 0;
- }
- #ifdef CONFIG_USB_GADGET
- struct dwc2_plat_otg_data socfpga_otg_data = {
- .usb_gusbcfg = 0x1417,
- };
- int board_usb_init(int index, enum usb_init_type init)
- {
- int node[2], count;
- fdt_addr_t addr;
- count = fdtdec_find_aliases_for_id(gd->fdt_blob, "udc",
- COMPAT_ALTERA_SOCFPGA_DWC2USB,
- node, 2);
- if (count <= 0) /* No controller found. */
- return 0;
- addr = fdtdec_get_addr(gd->fdt_blob, node[0], "reg");
- if (addr == FDT_ADDR_T_NONE) {
- printf("UDC Controller has no 'reg' property!\n");
- return -EINVAL;
- }
- /* Patch the address from OF into the controller pdata. */
- socfpga_otg_data.regs_otg = addr;
- return dwc2_udc_probe(&socfpga_otg_data);
- }
- int g_dnl_board_usb_cable_connected(void)
- {
- return 1;
- }
- #endif
- #ifdef CONFIG_SPL_BUILD
- __weak int board_fit_config_name_match(const char *name)
- {
- /* Just empty function now - can't decide what to choose */
- debug("%s: %s\n", __func__, name);
- return 0;
- }
- #endif
- #if IS_ENABLED(CONFIG_FIT_IMAGE_POST_PROCESS)
- void board_fit_image_post_process(const void *fit, int node, void **p_image,
- size_t *p_size)
- {
- if (IS_ENABLED(CONFIG_SOCFPGA_SECURE_VAB_AUTH)) {
- if (socfpga_vendor_authentication(p_image, p_size))
- hang();
- }
- }
- #endif
- #if !IS_ENABLED(CONFIG_SPL_BUILD) && IS_ENABLED(CONFIG_FIT)
- void board_prep_linux(bootm_headers_t *images)
- {
- if (!images->fit_uname_cfg) {
- if (IS_ENABLED(CONFIG_SOCFPGA_SECURE_VAB_AUTH) &&
- !IS_ENABLED(CONFIG_SOCFPGA_SECURE_VAB_AUTH_ALLOW_NON_FIT_IMAGE)) {
- /*
- * Ensure the OS is always booted from FIT and with
- * VAB signed certificate
- */
- printf("Please use FIT with VAB signed images!\n");
- hang();
- }
- } else {
- /* Update fdt_addr in enviroment variable */
- env_set_hex("fdt_addr", (ulong)images->ft_addr);
- debug("images->ft_addr = 0x%08lx\n", (ulong)images->ft_addr);
- }
- if (IS_ENABLED(CONFIG_CADENCE_QSPI)) {
- if (env_get("linux_qspi_enable"))
- run_command(env_get("linux_qspi_enable"), 0);
- }
- }
- #endif
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