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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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