1 // SPDX-License-Identifier: GPL-2.0+
3 * (C) Copyright 2014 - 2018 Xilinx, Inc.
4 * Michal Simek <michal.simek@xilinx.com>
11 #include <asm/arch/hardware.h>
12 #include <asm/arch/sys_proto.h>
13 #include <dm/device.h>
14 #include <dm/uclass.h>
16 #include <linux/sizes.h>
18 DECLARE_GLOBAL_DATA_PTR;
20 #if defined(CONFIG_FPGA_VERSALPL)
21 static xilinx_desc versalpl = XILINX_VERSAL_DESC;
26 printf("EL Level:\tEL%d\n", current_el());
28 #if defined(CONFIG_FPGA_VERSALPL)
30 fpga_add(fpga_xilinx, &versalpl);
36 int board_early_init_r(void)
40 if (current_el() != 3)
43 debug("iou_switch ctrl div0 %x\n",
44 readl(&crlapb_base->iou_switch_ctrl));
46 writel(IOU_SWITCH_CTRL_CLKACT_BIT |
47 (CONFIG_IOU_SWITCH_DIVISOR0 << IOU_SWITCH_CTRL_DIVISOR0_SHIFT),
48 &crlapb_base->iou_switch_ctrl);
50 /* Global timer init - Program time stamp reference clk */
51 val = readl(&crlapb_base->timestamp_ref_ctrl);
52 val |= CRL_APB_TIMESTAMP_REF_CTRL_CLKACT_BIT;
53 writel(val, &crlapb_base->timestamp_ref_ctrl);
55 debug("ref ctrl 0x%x\n",
56 readl(&crlapb_base->timestamp_ref_ctrl));
58 /* Clear reset of timestamp reg */
59 writel(0, &crlapb_base->rst_timestamp);
62 * Program freq register in System counter and
63 * enable system counter.
65 writel(COUNTER_FREQUENCY,
66 &iou_scntr_secure->base_frequency_id_register);
68 debug("counter val 0x%x\n",
69 readl(&iou_scntr_secure->base_frequency_id_register));
71 writel(IOU_SCNTRS_CONTROL_EN,
72 &iou_scntr_secure->counter_control_register);
74 debug("scntrs control 0x%x\n",
75 readl(&iou_scntr_secure->counter_control_register));
76 debug("timer 0x%llx\n", get_ticks());
77 debug("timer 0x%llx\n", get_ticks());
82 int board_late_init(void)
89 int env_targets_len = 0;
95 if (!(gd->flags & GD_FLG_ENV_DEFAULT)) {
96 debug("Saved variables - Skipping\n");
100 reg = readl(&crp_base->boot_mode_usr);
102 if (reg >> BOOT_MODE_ALT_SHIFT)
103 reg >>= BOOT_MODE_ALT_SHIFT;
105 bootmode = reg & BOOT_MODES_MASK;
115 mode = "jtag pxe dhcp";
117 case QSPI_MODE_24BIT:
118 puts("QSPI_MODE_24\n");
121 case QSPI_MODE_32BIT:
122 puts("QSPI_MODE_32\n");
135 if (uclass_get_device_by_name(UCLASS_MMC,
136 "sdhci@f1040000", &dev)) {
137 puts("Boot from SD0 but without SD0 enabled!\n");
140 debug("mmc0 device found at %p, seq %d\n", dev, dev->seq);
150 if (uclass_get_device_by_name(UCLASS_MMC,
151 "sdhci@f1050000", &dev)) {
152 puts("Boot from SD1 but without SD1 enabled!\n");
155 debug("mmc1 device found at %p, seq %d\n", dev, dev->seq);
162 printf("Invalid Boot Mode:0x%x\n", bootmode);
167 bootseq_len = snprintf(NULL, 0, "%i", bootseq);
168 debug("Bootseq len: %x\n", bootseq_len);
172 * One terminating char + one byte for space between mode
173 * and default boot_targets
175 env_targets = env_get("boot_targets");
177 env_targets_len = strlen(env_targets);
179 new_targets = calloc(1, strlen(mode) + env_targets_len + 2 +
185 sprintf(new_targets, "%s%x %s", mode, bootseq,
186 env_targets ? env_targets : "");
188 sprintf(new_targets, "%s %s", mode,
189 env_targets ? env_targets : "");
191 env_set("boot_targets", new_targets);
193 initrd_hi = gd->start_addr_sp - CONFIG_STACK_SIZE;
194 initrd_hi = round_down(initrd_hi, SZ_16M);
195 env_set_addr("initrd_high", (void *)initrd_hi);
200 int dram_init_banksize(void)
204 ret = fdtdec_setup_memory_banksize();
215 if (fdtdec_setup_mem_size_base() != 0)
221 void reset_cpu(ulong addr)