95 lines
3.2 KiB
C
95 lines
3.2 KiB
C
/*
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* The MIT License (MIT)
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*
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* Copyright (c) 2019 Ha Thach (tinyusb.org)
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*
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* This file is part of the TinyUSB stack.
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*/
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#include "tusb_option.h"
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// Chipidea Highspeed USB IP implement EHCI for host functionality
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#if CFG_TUH_ENABLED && \
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(CFG_TUSB_MCU == OPT_MCU_LPC18XX || CFG_TUSB_MCU == OPT_MCU_LPC43XX || CFG_TUSB_MCU == OPT_MCU_MIMXRT)
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//--------------------------------------------------------------------+
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// INCLUDE
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//--------------------------------------------------------------------+
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#include "common/tusb_common.h"
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#include "host/hcd.h"
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#include "portable/ehci/ehci_api.h"
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#include "ci_hs_type.h"
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#if CFG_TUSB_MCU == OPT_MCU_MIMXRT
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#include "ci_hs_imxrt.h"
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#elif TU_CHECK_MCU(OPT_MCU_LPC18XX, OPT_MCU_LPC43XX)
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#include "ci_hs_lpc18_43.h"
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#else
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#error "Unsupported MCUs"
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#endif
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//--------------------------------------------------------------------+
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// MACRO CONSTANT TYPEDEF
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//--------------------------------------------------------------------+
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#define CI_HS_REG(_port) ((ci_hs_regs_t*) _ci_controller[_port].reg_base)
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//--------------------------------------------------------------------+
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// Controller API
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//--------------------------------------------------------------------+
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bool hcd_init(uint8_t rhport)
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{
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ci_hs_regs_t* hcd_reg = CI_HS_REG(rhport);
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// Reset controller
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hcd_reg->USBCMD |= USBCMD_RESET;
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while( hcd_reg->USBCMD & USBCMD_RESET ) {}
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// Set mode to device, must be set immediately after reset
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#if CFG_TUSB_MCU == OPT_MCU_LPC18XX || CFG_TUSB_MCU == OPT_MCU_LPC43XX
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// LPC18XX/43XX need to set VBUS Power Select to HIGH
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// RHPORT1 is fullspeed only (need external PHY for Highspeed)
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hcd_reg->USBMODE = USBMODE_CM_HOST | USBMODE_VBUS_POWER_SELECT;
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if (rhport == 1) hcd_reg->PORTSC1 |= PORTSC1_FORCE_FULL_SPEED;
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#else
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hcd_reg->USBMODE = USBMODE_CM_HOST;
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#endif
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// FIXME force full speed, still have issue with Highspeed enumeration
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hcd_reg->PORTSC1 |= PORTSC1_FORCE_FULL_SPEED;
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return ehci_init(rhport, (uint32_t) &hcd_reg->CAPLENGTH, (uint32_t) &hcd_reg->USBCMD);
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}
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void hcd_int_enable(uint8_t rhport)
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{
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CI_HCD_INT_ENABLE(rhport);
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}
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void hcd_int_disable(uint8_t rhport)
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{
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CI_HCD_INT_DISABLE(rhport);
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}
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#endif
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