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- // SPDX-License-Identifier: GPL-2.0+
- /*
- * (C) Copyright 2010
- * Texas Instruments Incorporated, <www.ti.com>
- * Aneesh V <aneesh@ti.com>
- * Steve Sakoman <steve@sakoman.com>
- */
- #include <common.h>
- #include <init.h>
- #include <net.h>
- #include <palmas.h>
- #include <asm/arch/omap.h>
- #include <asm/arch/sys_proto.h>
- #include <asm/arch/mmc_host_def.h>
- #include <serial.h>
- #include <tca642x.h>
- #include <usb.h>
- #include <asm/global_data.h>
- #include <linux/delay.h>
- #include <linux/usb/gadget.h>
- #include <dwc3-uboot.h>
- #include <dwc3-omap-uboot.h>
- #include <ti-usb-phy-uboot.h>
- #include "mux_data.h"
- #if defined(CONFIG_USB_EHCI_HCD) || defined(CONFIG_USB_XHCI_OMAP)
- #include <sata.h>
- #include <usb.h>
- #include <asm/gpio.h>
- #include <asm/mach-types.h>
- #include <asm/arch/clock.h>
- #include <asm/arch/ehci.h>
- #include <asm/ehci-omap.h>
- #include <asm/arch/sata.h>
- #define DIE_ID_REG_BASE (OMAP54XX_L4_CORE_BASE + 0x2000)
- #define DIE_ID_REG_OFFSET 0x200
- #endif
- DECLARE_GLOBAL_DATA_PTR;
- const struct omap_sysinfo sysinfo = {
- "Board: OMAP5432 uEVM\n"
- };
- /**
- * @brief tca642x_init - uEVM default values for the GPIO expander
- * input reg, output reg, polarity reg, configuration reg
- */
- struct tca642x_bank_info tca642x_init[] = {
- { .input_reg = 0x00,
- .output_reg = 0x04,
- .polarity_reg = 0x00,
- .configuration_reg = 0x80 },
- { .input_reg = 0x00,
- .output_reg = 0x00,
- .polarity_reg = 0x00,
- .configuration_reg = 0xff },
- { .input_reg = 0x00,
- .output_reg = 0x00,
- .polarity_reg = 0x00,
- .configuration_reg = 0x40 },
- };
- #ifdef CONFIG_USB_DWC3
- static struct dwc3_device usb_otg_ss = {
- .maximum_speed = USB_SPEED_SUPER,
- .base = OMAP5XX_USB_OTG_SS_BASE,
- .tx_fifo_resize = false,
- .index = 0,
- };
- static struct dwc3_omap_device usb_otg_ss_glue = {
- .base = (void *)OMAP5XX_USB_OTG_SS_GLUE_BASE,
- .utmi_mode = DWC3_OMAP_UTMI_MODE_SW,
- .index = 0,
- };
- static struct ti_usb_phy_device usb_phy_device = {
- .pll_ctrl_base = (void *)OMAP5XX_USB3_PHY_PLL_CTRL,
- .usb2_phy_power = (void *)OMAP5XX_USB2_PHY_POWER,
- .usb3_phy_power = (void *)OMAP5XX_USB3_PHY_POWER,
- .index = 0,
- };
- int board_usb_init(int index, enum usb_init_type init)
- {
- if (index) {
- printf("Invalid Controller Index\n");
- return -EINVAL;
- }
- if (init == USB_INIT_DEVICE) {
- usb_otg_ss.dr_mode = USB_DR_MODE_PERIPHERAL;
- usb_otg_ss_glue.vbus_id_status = OMAP_DWC3_VBUS_VALID;
- } else {
- usb_otg_ss.dr_mode = USB_DR_MODE_HOST;
- usb_otg_ss_glue.vbus_id_status = OMAP_DWC3_ID_GROUND;
- }
- enable_usb_clocks(index);
- ti_usb_phy_uboot_init(&usb_phy_device);
- dwc3_omap_uboot_init(&usb_otg_ss_glue);
- dwc3_uboot_init(&usb_otg_ss);
- return 0;
- }
- int board_usb_cleanup(int index, enum usb_init_type init)
- {
- if (index) {
- printf("Invalid Controller Index\n");
- return -EINVAL;
- }
- ti_usb_phy_uboot_exit(index);
- dwc3_uboot_exit(index);
- dwc3_omap_uboot_exit(index);
- disable_usb_clocks(index);
- return 0;
- }
- int usb_gadget_handle_interrupts(int index)
- {
- u32 status;
- status = dwc3_omap_uboot_interrupt_status(index);
- if (status)
- dwc3_uboot_handle_interrupt(index);
- return 0;
- }
- #endif
- /**
- * @brief board_init
- *
- * @return 0
- */
- int board_init(void)
- {
- gpmc_init();
- gd->bd->bi_arch_number = MACH_TYPE_OMAP5_SEVM;
- gd->bd->bi_boot_params = (0x80000000 + 0x100); /* boot param addr */
- tca642x_set_inital_state(CONFIG_SYS_I2C_TCA642X_ADDR, tca642x_init);
- return 0;
- }
- #if defined(CONFIG_SPL_OS_BOOT)
- int spl_start_uboot(void)
- {
- /* break into full u-boot on 'c' */
- if (serial_tstc() && serial_getc() == 'c')
- return 1;
- return 0;
- }
- #endif /* CONFIG_SPL_OS_BOOT */
- int board_eth_init(struct bd_info *bis)
- {
- return 0;
- }
- /**
- * @brief misc_init_r - Configure EVM board specific configurations
- * such as power configurations, ethernet initialization as phase2 of
- * boot sequence
- *
- * @return 0
- */
- int misc_init_r(void)
- {
- #ifdef CONFIG_PALMAS_POWER
- palmas_init_settings();
- #endif
- omap_die_id_usbethaddr();
- return 0;
- }
- void set_muxconf_regs(void)
- {
- do_set_mux((*ctrl)->control_padconf_core_base,
- core_padconf_array_essential,
- sizeof(core_padconf_array_essential) /
- sizeof(struct pad_conf_entry));
- do_set_mux((*ctrl)->control_padconf_wkup_base,
- wkup_padconf_array_essential,
- sizeof(wkup_padconf_array_essential) /
- sizeof(struct pad_conf_entry));
- }
- #if defined(CONFIG_MMC)
- int board_mmc_init(struct bd_info *bis)
- {
- omap_mmc_init(0, 0, 0, -1, -1);
- omap_mmc_init(1, 0, 0, -1, -1);
- return 0;
- }
- #endif
- #ifdef CONFIG_USB_XHCI_OMAP
- /**
- * @brief board_usb_init - Configure EVM board specific configurations
- * for the LDO's and clocks for the USB blocks.
- *
- * @return 0
- */
- int board_usb_init(int index, enum usb_init_type init)
- {
- int ret;
- #ifdef CONFIG_PALMAS_USB_SS_PWR
- ret = palmas_enable_ss_ldo();
- #endif
- return 0;
- }
- #endif
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