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/*
* Copyright (c) 2022-2025 HPMicro
*
* SPDX-License-Identifier: BSD-3-Clause
*
*/
#include "usbh_core.h"
#include "hpm_common.h"
#include "hpm_soc.h"
#include "hpm_usb_drv.h"
#include "usb_glue_hpm.h"
#if !defined(CONFIG_USB_EHCI_HPMICRO) || !CONFIG_USB_EHCI_HPMICRO
#error "hpm ehci must set CONFIG_USB_EHCI_HPMICRO=1"
#endif
#if !defined(CONFIG_USB_EHCI_HCCR_OFFSET) || CONFIG_USB_EHCI_HCCR_OFFSET != 0x100
#error "hpm ehci must config CONFIG_USB_EHCI_HCCR_OFFSET to 0x100"
#endif
extern void (*g_usb_hpm_irq[2])(uint8_t busid);
extern uint8_t g_usb_hpm_busid[2];
static void usb_host_mode_init(USB_Type *ptr)
{
/* Set mode to host, must be set immediately after reset */
ptr->USBMODE &= ~USB_USBMODE_CM_MASK;
ptr->USBMODE |= USB_USBMODE_CM_SET(3);
/* Set the endian */
ptr->USBMODE &= ~USB_USBMODE_ES_MASK;
/* Set parallel interface signal */
ptr->PORTSC1 &= ~USB_PORTSC1_STS_MASK;
/* Set parallel transceiver width */
ptr->PORTSC1 &= ~USB_PORTSC1_PTW_MASK;
#ifdef CONFIG_USB_HOST_FORCE_FULL_SPEED
/* Set usb forced to full speed mode */
ptr->PORTSC1 |= USB_PORTSC1_PFSC_MASK;
#endif
/* Not use interrupt threshold. */
ptr->USBCMD &= ~USB_USBCMD_ITC_MASK;
}
void usb_hc_low_level_init(struct usbh_bus *bus)
{
usb_phy_init((USB_Type *)(bus->hcd.reg_base), true);
}
void usb_hc_low_level2_init(struct usbh_bus *bus)
{
usb_host_mode_init((USB_Type *)(bus->hcd.reg_base));
if (bus->hcd.reg_base == HPM_USB0_BASE) {
g_usb_hpm_busid[0] = bus->hcd.hcd_id;
g_usb_hpm_irq[0] = USBH_IRQHandler;
} else {
#ifdef HPM_USB1_BASE
g_usb_hpm_busid[1] = bus->hcd.hcd_id;
g_usb_hpm_irq[1] = USBH_IRQHandler;
#endif
}
#ifdef CONFIG_USB_OTG_ENABLE
usb_otgsc_enable_id_chg_int((USB_Type *)(bus->hcd.reg_base));
#endif
hpm_usb_isr_enable(bus->hcd.reg_base);
}
void usb_hc_low_level_deinit(struct usbh_bus *bus)
{
usb_phy_deinit((USB_Type *)(bus->hcd.reg_base));
hpm_usb_isr_disable(bus->hcd.reg_base);
if (bus->hcd.reg_base == HPM_USB0_BASE) {
g_usb_hpm_busid[0] = 0;
g_usb_hpm_irq[0] = NULL;
} else {
#ifdef HPM_USB1_BASE
g_usb_hpm_busid[1] = 0;
g_usb_hpm_irq[1] = NULL;
#endif
}
}
uint8_t usbh_get_port_speed(struct usbh_bus *bus, const uint8_t port)
{
(void)port;
uint8_t speed;
speed = usb_get_port_speed((USB_Type *)(bus->hcd.reg_base));
if (speed == 0x00) {
return USB_SPEED_FULL;
}
if (speed == 0x01) {
return USB_SPEED_LOW;
}
if (speed == 0x02) {
return USB_SPEED_HIGH;
}
return 0;
}
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