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- // SPDX-License-Identifier: GPL-2.0+
- /*
- * (C) Copyright 2012 Michal Simek <monstr@monstr.eu>
- * (C) Copyright 2013 - 2018 Xilinx, Inc.
- */
- #include <common.h>
- #include <init.h>
- #include <log.h>
- #include <dm/uclass.h>
- #include <env.h>
- #include <env_internal.h>
- #include <fdtdec.h>
- #include <fpga.h>
- #include <malloc.h>
- #include <memalign.h>
- #include <mmc.h>
- #include <watchdog.h>
- #include <wdt.h>
- #include <zynqpl.h>
- #include <asm/global_data.h>
- #include <asm/arch/hardware.h>
- #include <asm/arch/sys_proto.h>
- #include "../common/board.h"
- DECLARE_GLOBAL_DATA_PTR;
- int board_init(void)
- {
- if (IS_ENABLED(CONFIG_SPL_BUILD))
- printf("Silicon version:\t%d\n", zynq_get_silicon_version());
- return 0;
- }
- int board_late_init(void)
- {
- int env_targets_len = 0;
- const char *mode;
- char *new_targets;
- char *env_targets;
- if (!(gd->flags & GD_FLG_ENV_DEFAULT)) {
- debug("Saved variables - Skipping\n");
- return 0;
- }
- if (!CONFIG_IS_ENABLED(ENV_VARS_UBOOT_RUNTIME_CONFIG))
- return 0;
- switch ((zynq_slcr_get_boot_mode()) & ZYNQ_BM_MASK) {
- case ZYNQ_BM_QSPI:
- mode = "qspi";
- env_set("modeboot", "qspiboot");
- break;
- case ZYNQ_BM_NAND:
- mode = "nand";
- env_set("modeboot", "nandboot");
- break;
- case ZYNQ_BM_NOR:
- mode = "nor";
- env_set("modeboot", "norboot");
- break;
- case ZYNQ_BM_SD:
- mode = "mmc0";
- env_set("modeboot", "sdboot");
- break;
- case ZYNQ_BM_JTAG:
- mode = "jtag pxe dhcp";
- env_set("modeboot", "jtagboot");
- break;
- default:
- mode = "";
- env_set("modeboot", "");
- break;
- }
- /*
- * One terminating char + one byte for space between mode
- * and default boot_targets
- */
- env_targets = env_get("boot_targets");
- if (env_targets)
- env_targets_len = strlen(env_targets);
- new_targets = calloc(1, strlen(mode) + env_targets_len + 2);
- if (!new_targets)
- return -ENOMEM;
- sprintf(new_targets, "%s %s", mode,
- env_targets ? env_targets : "");
- env_set("boot_targets", new_targets);
- return board_late_init_xilinx();
- }
- #if !defined(CONFIG_SYS_SDRAM_BASE) && !defined(CONFIG_SYS_SDRAM_SIZE)
- int dram_init_banksize(void)
- {
- return fdtdec_setup_memory_banksize();
- }
- int dram_init(void)
- {
- if (fdtdec_setup_mem_size_base() != 0)
- return -EINVAL;
- zynq_ddrc_init();
- return 0;
- }
- #else
- int dram_init(void)
- {
- gd->ram_size = get_ram_size((void *)CONFIG_SYS_SDRAM_BASE,
- CONFIG_SYS_SDRAM_SIZE);
- zynq_ddrc_init();
- return 0;
- }
- #endif
- enum env_location env_get_location(enum env_operation op, int prio)
- {
- u32 bootmode = zynq_slcr_get_boot_mode() & ZYNQ_BM_MASK;
- if (prio)
- return ENVL_UNKNOWN;
- switch (bootmode) {
- case ZYNQ_BM_SD:
- if (IS_ENABLED(CONFIG_ENV_IS_IN_FAT))
- return ENVL_FAT;
- if (IS_ENABLED(CONFIG_ENV_IS_IN_EXT4))
- return ENVL_EXT4;
- return ENVL_NOWHERE;
- case ZYNQ_BM_NAND:
- if (IS_ENABLED(CONFIG_ENV_IS_IN_NAND))
- return ENVL_NAND;
- if (IS_ENABLED(CONFIG_ENV_IS_IN_UBI))
- return ENVL_UBI;
- return ENVL_NOWHERE;
- case ZYNQ_BM_NOR:
- case ZYNQ_BM_QSPI:
- if (IS_ENABLED(CONFIG_ENV_IS_IN_SPI_FLASH))
- return ENVL_SPI_FLASH;
- return ENVL_NOWHERE;
- case ZYNQ_BM_JTAG:
- default:
- return ENVL_NOWHERE;
- }
- }
- #if defined(CONFIG_SET_DFU_ALT_INFO)
- #define DFU_ALT_BUF_LEN SZ_1K
- void set_dfu_alt_info(char *interface, char *devstr)
- {
- ALLOC_CACHE_ALIGN_BUFFER(char, buf, DFU_ALT_BUF_LEN);
- if (env_get("dfu_alt_info"))
- return;
- memset(buf, 0, sizeof(buf));
- switch ((zynq_slcr_get_boot_mode()) & ZYNQ_BM_MASK) {
- case ZYNQ_BM_SD:
- snprintf(buf, DFU_ALT_BUF_LEN,
- "mmc 0:1=boot.bin fat 0 1;"
- "u-boot.img fat 0 1");
- break;
- case ZYNQ_BM_QSPI:
- snprintf(buf, DFU_ALT_BUF_LEN,
- "sf 0:0=boot.bin raw 0 0x1500000;"
- "u-boot.img raw 0x%x 0x500000",
- CONFIG_SYS_SPI_U_BOOT_OFFS);
- break;
- default:
- return;
- }
- env_set("dfu_alt_info", buf);
- puts("DFU alt info setting: done\n");
- }
- #endif
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