157 lines
4.6 KiB
C
157 lines
4.6 KiB
C
/* Copyright (c) 2023, Canaan Bright Sight Co., Ltd
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
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* CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
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* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <rtthread.h>
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#include <rthw.h>
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#include "usbd_core.h"
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#include "usbh_core.h"
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#define DEFAULT_USB_HCLK_FREQ_MHZ 200
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uint32_t SystemCoreClock = (DEFAULT_USB_HCLK_FREQ_MHZ * 1000 * 1000);
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uintptr_t g_usb_otg0_base = (uintptr_t)0x91500000UL;
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uintptr_t g_usb_otg1_base = (uintptr_t)0x91540000UL;
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static void sysctl_reset_hw_done(volatile uint32_t *reset_reg, uint8_t reset_bit, uint8_t done_bit)
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{
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*reset_reg |= (1 << done_bit); /* clear done bit */
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rt_thread_mdelay(1);
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*reset_reg |= (1 << reset_bit); /* set reset bit */
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rt_thread_mdelay(1);
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/* check done bit */
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while (*reset_reg & (1 << done_bit) == 0)
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;
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}
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#define USB_IDPULLUP0 (1 << 4)
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#define USB_DMPULLDOWN0 (1 << 8)
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#define USB_DPPULLDOWN0 (1 << 9)
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#ifdef PKG_CHERRYUSB_HOST
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static void usb_hc_interrupt_cb(int irq, void *arg_pv)
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{
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extern void USBH_IRQHandler(uint8_t busid);
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USBH_IRQHandler((uint8_t)(uintptr_t)arg_pv);
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}
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void usb_hc_low_level_init(struct usbh_bus *bus)
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{
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uint32_t *hs_reg;
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uint32_t usb_ctl3;
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if (bus->hcd.hcd_id == 0) {
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sysctl_reset_hw_done((volatile uint32_t *)0x9110103c, 0, 28);
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hs_reg = (uint32_t *)rt_ioremap((void *)(0x91585000 + 0x7C), 0x1000);
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usb_ctl3 = *hs_reg | USB_IDPULLUP0;
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*hs_reg = usb_ctl3 | (USB_DMPULLDOWN0 | USB_DPPULLDOWN0);
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rt_iounmap(hs_reg);
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rt_hw_interrupt_install(173, usb_hc_interrupt_cb, NULL, "usbh0");
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rt_hw_interrupt_umask(173);
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} else {
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sysctl_reset_hw_done((volatile uint32_t *)0x9110103c, 1, 29);
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hs_reg = (uint32_t *)rt_ioremap((void *)(0x91585000 + 0x9C), 0x1000);
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usb_ctl3 = *hs_reg | USB_IDPULLUP0;
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*hs_reg = usb_ctl3 | (USB_DMPULLDOWN0 | USB_DPPULLDOWN0);
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rt_iounmap(hs_reg);
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rt_hw_interrupt_install(174, usb_hc_interrupt_cb, 1, "usbh1");
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rt_hw_interrupt_umask(174);
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}
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}
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void usb_hc_low_level_deinit(struct usbh_bus *bus)
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{
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if (bus->hcd.hcd_id == 0) {
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rt_hw_interrupt_mask(173);
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} else {
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rt_hw_interrupt_mask(174);
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}
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}
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uint32_t usbh_get_dwc2_gccfg_conf(uint32_t reg_base)
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{
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return 0;
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}
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#endif
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#ifdef PKG_CHERRYUSB_DEVICE
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static void usb_dc_interrupt_cb(int irq, void *arg_pv)
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{
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extern void USBD_IRQHandler(uint8_t busid);
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USBD_IRQHandler(0);
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}
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#ifdef CHERRYUSB_DEVICE_USING_USB0
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void usb_dc_low_level_init(uint8_t busid)
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{
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sysctl_reset_hw_done((volatile uint32_t *)0x9110103c, 0, 28);
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uint32_t *hs_reg = (uint32_t *)rt_ioremap((void *)(0x91585000 + 0x7C), 0x1000);
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*hs_reg = 0x37;
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rt_iounmap(hs_reg);
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rt_hw_interrupt_install(173, usb_dc_interrupt_cb, NULL, "usbd");
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rt_hw_interrupt_umask(173);
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}
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void usb_dc_low_level_deinit(uint8_t busid)
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{
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rt_hw_interrupt_mask(173);
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}
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#else
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void usb_dc_low_level_init(uint8_t busid)
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{
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sysctl_reset_hw_done((volatile uint32_t *)0x9110103c, 1, 29);
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uint32_t *hs_reg = (uint32_t *)rt_ioremap((void *)(0x91585000 + 0x9C), 0x1000);
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*hs_reg = 0x37;
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rt_iounmap(hs_reg);
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rt_hw_interrupt_install(174, usb_dc_interrupt_cb, NULL, "usbd");
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rt_hw_interrupt_umask(174);
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}
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void usb_dc_low_level_deinit(uint8_t busid)
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{
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rt_hw_interrupt_mask(174);
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}
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#endif
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uint32_t usbd_get_dwc2_gccfg_conf(uint32_t reg_base)
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{
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return 0;
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}
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void usbd_dwc2_delay_ms(uint8_t ms)
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{
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/* implement later */
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}
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#endif |