2 * (C) Copyright 2014 - 2015 Xilinx, Inc.
3 * Michal Simek <michal.simek@xilinx.com>
5 * SPDX-License-Identifier: GPL-2.0+
13 #include <asm/arch/clk.h>
14 #include <asm/arch/hardware.h>
15 #include <asm/arch/sys_proto.h>
18 #include <dwc3-uboot.h>
23 DECLARE_GLOBAL_DATA_PTR;
25 #if defined(CONFIG_FPGA) && defined(CONFIG_FPGA_ZYNQMPPL) && \
26 !defined(CONFIG_SPL_BUILD)
27 static xilinx_desc zynqmppl = XILINX_ZYNQMP_DESC;
32 } zynqmp_devices[] = {
79 static int chip_id(void)
82 regs.regs[0] = ZYNQMP_SIP_SVC_CSU_DMA_CHIPID;
91 * regs[0][31:0] = status of the operation
92 * regs[0][63:32] = CSU.IDCODE register
93 * regs[1][31:0] = CSU.version register
95 regs.regs[0] = upper_32_bits(regs.regs[0]);
96 regs.regs[0] &= ZYNQMP_CSU_IDCODE_DEVICE_CODE_MASK |
97 ZYNQMP_CSU_IDCODE_SVD_MASK;
98 regs.regs[0] >>= ZYNQMP_CSU_IDCODE_SVD_SHIFT;
103 static char *zynqmp_get_silicon_idcode_name(void)
108 for (i = 0; i < ARRAY_SIZE(zynqmp_devices); i++) {
109 if (zynqmp_devices[i].id == id)
110 return zynqmp_devices[i].name;
116 #define ZYNQMP_VERSION_SIZE 9
120 printf("EL Level:\tEL%d\n", current_el());
122 #if defined(CONFIG_FPGA) && defined(CONFIG_FPGA_ZYNQMPPL) && \
123 !defined(CONFIG_SPL_BUILD) || (defined(CONFIG_SPL_FPGA_SUPPORT) && \
124 defined(CONFIG_SPL_BUILD))
125 if (current_el() != 3) {
126 static char version[ZYNQMP_VERSION_SIZE];
128 strncat(version, "xczu", ZYNQMP_VERSION_SIZE);
129 zynqmppl.name = strncat(version,
130 zynqmp_get_silicon_idcode_name(),
131 ZYNQMP_VERSION_SIZE);
132 printf("Chip ID:\t%s\n", zynqmppl.name);
134 fpga_add(fpga_xilinx, &zynqmppl);
141 int board_early_init_r(void)
145 if (current_el() == 3) {
146 val = readl(&crlapb_base->timestamp_ref_ctrl);
147 val |= ZYNQMP_CRL_APB_TIMESTAMP_REF_CTRL_CLKACT;
148 writel(val, &crlapb_base->timestamp_ref_ctrl);
150 /* Program freq register in System counter */
151 writel(zynqmp_get_system_timer_freq(),
152 &iou_scntr_secure->base_frequency_id_register);
153 /* And enable system counter */
154 writel(ZYNQMP_IOU_SCNTR_COUNTER_CONTROL_REGISTER_EN,
155 &iou_scntr_secure->counter_control_register);
157 /* Program freq register in System counter and enable system counter */
158 writel(gd->cpu_clk, &iou_scntr->base_frequency_id_register);
159 writel(ZYNQMP_IOU_SCNTR_COUNTER_CONTROL_REGISTER_HDBG |
160 ZYNQMP_IOU_SCNTR_COUNTER_CONTROL_REGISTER_EN,
161 &iou_scntr->counter_control_register);
166 int zynq_board_read_rom_ethaddr(unsigned char *ethaddr)
168 #if defined(CONFIG_ZYNQ_GEM_EEPROM_ADDR) && \
169 defined(CONFIG_ZYNQ_GEM_I2C_MAC_OFFSET) && \
170 defined(CONFIG_ZYNQ_EEPROM_BUS)
171 i2c_set_bus_num(CONFIG_ZYNQ_EEPROM_BUS);
173 if (eeprom_read(CONFIG_ZYNQ_GEM_EEPROM_ADDR,
174 CONFIG_ZYNQ_GEM_I2C_MAC_OFFSET,
176 printf("I2C EEPROM MAC address read failed\n");
182 #if !defined(CONFIG_SYS_SDRAM_BASE) && !defined(CONFIG_SYS_SDRAM_SIZE)
183 static const void *get_memory_reg_prop(const void *fdt, int *lenp)
187 offset = fdt_path_offset(fdt, "/memory");
191 return fdt_getprop(fdt, offset, "reg", lenp);
196 const void *fdt = gd->fdt_blob;
200 ac = fdt_address_cells(fdt, 0);
201 sc = fdt_size_cells(fdt, 0);
202 if (ac < 0 || sc < 1 || sc > 2) {
203 printf("invalid address/size cells\n");
207 val = get_memory_reg_prop(fdt, &len);
208 if (len / sizeof(*val) < ac + sc)
213 gd->ram_size = fdtdec_get_number(val, sc);
215 debug("DRAM size = %08lx\n", (unsigned long)gd->ram_size);
220 void dram_init_banksize(void)
222 const void *fdt = gd->fdt_blob;
224 int ac, sc, cells, len, i;
226 val = get_memory_reg_prop(fdt, &len);
230 ac = fdt_address_cells(fdt, 0);
231 sc = fdt_size_cells(fdt, 0);
232 if (ac < 1 || sc > 2 || sc < 1 || sc > 2) {
233 printf("invalid address/size cells\n");
241 for (i = 0; i < CONFIG_NR_DRAM_BANKS && len >= cells;
243 gd->bd->bi_dram[i].start = fdtdec_get_number(val, ac);
245 gd->bd->bi_dram[i].size = fdtdec_get_number(val, sc);
248 debug("DRAM bank %d: start = %08lx, size = %08lx\n",
249 i, (unsigned long)gd->bd->bi_dram[i].start,
250 (unsigned long)gd->bd->bi_dram[i].size);
256 gd->ram_size = CONFIG_SYS_SDRAM_SIZE;
262 void reset_cpu(ulong addr)
266 int board_late_init(void)
273 if (!(gd->flags & GD_FLG_ENV_DEFAULT)) {
274 debug("Saved variables - Skipping\n");
278 reg = readl(&crlapb_base->boot_mode);
279 if (reg >> BOOT_MODE_ALT_SHIFT)
280 reg >>= BOOT_MODE_ALT_SHIFT;
282 bootmode = reg & BOOT_MODES_MASK;
294 case QSPI_MODE_24BIT:
295 case QSPI_MODE_32BIT:
312 #if defined(CONFIG_ZYNQ_SDHCI0) && defined(CONFIG_ZYNQ_SDHCI1)
324 printf("Invalid Boot Mode:0x%x\n", bootmode);
329 * One terminating char + one byte for space between mode
330 * and default boot_targets
332 new_targets = calloc(1, strlen(mode) +
333 strlen(getenv("boot_targets")) + 2);
335 sprintf(new_targets, "%s %s", mode, getenv("boot_targets"));
336 setenv("boot_targets", new_targets);
343 puts("Board: Xilinx ZynqMP\n");
347 #ifdef CONFIG_USB_DWC3
348 static struct dwc3_device dwc3_device_data0 = {
349 .maximum_speed = USB_SPEED_HIGH,
350 .base = ZYNQMP_USB0_XHCI_BASEADDR,
351 .dr_mode = USB_DR_MODE_PERIPHERAL,
355 static struct dwc3_device dwc3_device_data1 = {
356 .maximum_speed = USB_SPEED_HIGH,
357 .base = ZYNQMP_USB1_XHCI_BASEADDR,
358 .dr_mode = USB_DR_MODE_PERIPHERAL,
362 int usb_gadget_handle_interrupts(int index)
364 dwc3_uboot_handle_interrupt(index);
368 int board_usb_init(int index, enum usb_init_type init)
370 debug("%s: index %x\n", __func__, index);
372 #if defined(CONFIG_USB_GADGET_DOWNLOAD)
373 g_dnl_set_serialnumber(CONFIG_SYS_CONFIG_NAME);
378 return dwc3_uboot_init(&dwc3_device_data0);
380 return dwc3_uboot_init(&dwc3_device_data1);
386 int board_usb_cleanup(int index, enum usb_init_type init)
388 dwc3_uboot_exit(index);