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https://github.com/brain-hackers/u-boot-brain
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![Siva Durga Prasad Paladugu](/assets/img/avatar_default.png)
Added usb dwc3 driver support for zynqmp this also supports the DFU and LTHOR to download the linux images on to RAM and cen be booted from those linux images. Signed-off-by: Siva Durga Prasad Paladugu <sivadur@xilinx.com> Signed-off-by: Michal Simek <michal.simek@xilinx.com>
167 lines
3.0 KiB
C
167 lines
3.0 KiB
C
/*
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* (C) Copyright 2014 - 2015 Xilinx, Inc.
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* Michal Simek <michal.simek@xilinx.com>
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#include <common.h>
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#include <netdev.h>
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#include <ahci.h>
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#include <scsi.h>
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#include <asm/arch/hardware.h>
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#include <asm/arch/sys_proto.h>
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#include <asm/io.h>
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#include <usb.h>
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#include <dwc3-uboot.h>
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DECLARE_GLOBAL_DATA_PTR;
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int board_init(void)
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{
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printf("EL Level:\tEL%d\n", current_el());
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return 0;
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}
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int board_early_init_r(void)
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{
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u32 val;
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val = readl(&crlapb_base->timestamp_ref_ctrl);
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val |= ZYNQMP_CRL_APB_TIMESTAMP_REF_CTRL_CLKACT;
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writel(val, &crlapb_base->timestamp_ref_ctrl);
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/* Program freq register in System counter and enable system counter */
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writel(gd->cpu_clk, &iou_scntr->base_frequency_id_register);
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writel(ZYNQMP_IOU_SCNTR_COUNTER_CONTROL_REGISTER_HDBG |
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ZYNQMP_IOU_SCNTR_COUNTER_CONTROL_REGISTER_EN,
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&iou_scntr->counter_control_register);
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return 0;
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}
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int dram_init(void)
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{
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gd->ram_size = CONFIG_SYS_SDRAM_SIZE;
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return 0;
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}
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int timer_init(void)
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{
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return 0;
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}
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void reset_cpu(ulong addr)
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{
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}
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#ifdef CONFIG_SCSI_AHCI_PLAT
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void scsi_init(void)
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{
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ahci_init((void __iomem *)ZYNQMP_SATA_BASEADDR);
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scsi_scan(1);
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}
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#endif
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int board_eth_init(bd_t *bis)
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{
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u32 ret = 0;
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#if defined(CONFIG_ZYNQ_GEM)
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# if defined(CONFIG_ZYNQ_GEM0)
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ret |= zynq_gem_initialize(bis, ZYNQ_GEM_BASEADDR0,
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CONFIG_ZYNQ_GEM_PHY_ADDR0, 0);
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# endif
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# if defined(CONFIG_ZYNQ_GEM1)
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ret |= zynq_gem_initialize(bis, ZYNQ_GEM_BASEADDR1,
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CONFIG_ZYNQ_GEM_PHY_ADDR1, 0);
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# endif
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# if defined(CONFIG_ZYNQ_GEM2)
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ret |= zynq_gem_initialize(bis, ZYNQ_GEM_BASEADDR2,
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CONFIG_ZYNQ_GEM_PHY_ADDR2, 0);
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# endif
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# if defined(CONFIG_ZYNQ_GEM3)
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ret |= zynq_gem_initialize(bis, ZYNQ_GEM_BASEADDR3,
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CONFIG_ZYNQ_GEM_PHY_ADDR3, 0);
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# endif
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#endif
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return ret;
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}
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#ifdef CONFIG_CMD_MMC
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int board_mmc_init(bd_t *bd)
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{
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int ret = 0;
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u32 ver = zynqmp_get_silicon_version();
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if (ver != ZYNQMP_CSU_VERSION_VELOCE) {
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#if defined(CONFIG_ZYNQ_SDHCI)
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# if defined(CONFIG_ZYNQ_SDHCI0)
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ret = zynq_sdhci_init(ZYNQ_SDHCI_BASEADDR0);
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# endif
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# if defined(CONFIG_ZYNQ_SDHCI1)
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ret |= zynq_sdhci_init(ZYNQ_SDHCI_BASEADDR1);
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# endif
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#endif
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}
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return ret;
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}
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#endif
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int board_late_init(void)
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{
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u32 reg = 0;
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u8 bootmode;
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reg = readl(&crlapb_base->boot_mode);
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bootmode = reg & BOOT_MODES_MASK;
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switch (bootmode) {
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case SD_MODE:
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case EMMC_MODE:
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setenv("modeboot", "sdboot");
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break;
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default:
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printf("Invalid Boot Mode:0x%x\n", bootmode);
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break;
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}
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return 0;
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}
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int checkboard(void)
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{
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puts("Board:\tXilinx ZynqMP\n");
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return 0;
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}
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#ifdef CONFIG_USB_DWC3
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static struct dwc3_device dwc3_device_data = {
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.maximum_speed = USB_SPEED_HIGH,
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.base = ZYNQMP_USB0_XHCI_BASEADDR,
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.dr_mode = USB_DR_MODE_PERIPHERAL,
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.index = 0,
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};
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int usb_gadget_handle_interrupts(void)
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{
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dwc3_uboot_handle_interrupt(0);
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return 0;
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}
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int board_usb_init(int index, enum usb_init_type init)
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{
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return dwc3_uboot_init(&dwc3_device_data);
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}
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int board_usb_cleanup(int index, enum usb_init_type init)
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{
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dwc3_uboot_exit(index);
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return 0;
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}
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#endif
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