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feat(hal/usb): Add USB UTMI PHY HAL

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* Add a bare-bones HAL API for the USB UTMI PHY
* Split USB-DWC LL per target
This commit is contained in:
Tomas Rezucha
2024-04-03 01:03:29 +08:00
committed by BOT
parent 7019a9f61c
commit 1d5a8f6952
11 changed files with 2135 additions and 63 deletions
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25
components/hal/usb_dwc_hal.c
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@@ -11,6 +11,7 @@
#include "sdkconfig.h"
#include "soc/chip_revision.h"
#include "soc/usb_dwc_cfg.h"
#include "soc/usb_dwc_periph.h"
#include "hal/usb_dwc_hal.h"
#include "hal/usb_dwc_ll.h"
#include "hal/efuse_hal.h"
@@ -18,14 +19,6 @@
// ------------------------------------------------ Macros and Types ---------------------------------------------------
// TODO: Remove target specific section after support for multiple USB peripherals is implemented
#include "sdkconfig.h"
#if (CONFIG_IDF_TARGET_ESP32P4)
#define USB_BASE USB_DWC_HS
#else
#define USB_BASE USB_DWC
#endif
// ---------------------- Constants ------------------------
#define BENDPOINTADDRESS_NUM_MSK 0x0F //Endpoint number mask of the bEndpointAddress field of an endpoint descriptor
@@ -118,10 +111,14 @@ static void set_defaults(usb_dwc_hal_context_t *hal)
//GUSBCFG register
usb_dwc_ll_gusbcfg_dis_hnp_cap(hal->dev); //Disable HNP
usb_dwc_ll_gusbcfg_dis_srp_cap(hal->dev); //Disable SRP
#if (OTG_HSPHY_INTERFACE != 0)
usb_dwc_ll_gusbcfg_set_timeout_cal(hal->dev, 5); // 5 PHY clocks for our HS PHY
usb_dwc_ll_gusbcfg_set_utmi_phy(hal->dev);
#endif // (OTG_HSPHY_INTERFACE != 0)
// Check if this USB-DWC supports HS PHY, if yes, use it
uint32_t ghwcfg[4];
usb_dwc_ll_ghwcfg_get_hw_config(hal->dev, &ghwcfg[0], &ghwcfg[1], &ghwcfg[2], &ghwcfg[3]);
if (((usb_dwc_ghwcfg2_reg_t)ghwcfg[1]).hsphytype != 0) {
usb_dwc_ll_gusbcfg_set_timeout_cal(hal->dev, 5); // 5 PHY clocks for our HS PHY
usb_dwc_ll_gusbcfg_set_utmi_phy(hal->dev);
}
//Enable interruts
usb_dwc_ll_gintmsk_dis_intrs(hal->dev, 0xFFFFFFFF); //Mask all interrupts first
usb_dwc_ll_gintmsk_en_intrs(hal->dev, CORE_INTRS_EN_MSK); //Unmask global interrupts
@@ -134,7 +131,7 @@ static void set_defaults(usb_dwc_hal_context_t *hal)
void usb_dwc_hal_init(usb_dwc_hal_context_t *hal)
{
//Check if a peripheral is alive by reading the core ID registers
usb_dwc_dev_t *dev = &USB_BASE;
usb_dwc_dev_t *dev = USB_DWC_LL_GET_HW(0);
uint32_t core_id = usb_dwc_ll_gsnpsid_get_id(dev);
HAL_ASSERT(core_id == CORE_REG_GSNPSID);
(void) core_id; //Suppress unused variable warning if asserts are disabled
@@ -270,7 +267,7 @@ void usb_dwc_hal_port_enable(usb_dwc_hal_context_t *hal)
bool usb_dwc_hal_chan_alloc(usb_dwc_hal_context_t *hal, usb_dwc_hal_chan_t *chan_obj, void *chan_ctx)
{
HAL_ASSERT(hal->flags.fifo_sizes_set); //FIFO sizes should be set befor attempting to allocate a channel
HAL_ASSERT(hal->flags.fifo_sizes_set); //FIFO sizes should be set before attempting to allocate a channel
//Attempt to allocate channel
if (hal->channels.num_allocd == OTG_NUM_HOST_CHAN) {
return false; //Out of free channels