This adds a driver for the dwc2 controller in host mode. The driver is
taken from U-Boot-2019.10 and tested on a Raspberry Pi 3.
Signed-off-by: Sascha Hauer <s.hauer@xxxxxxxxxxxxxx>
---
drivers/usb/host/Kconfig | 3 +
drivers/usb/host/Makefile | 1 +
drivers/usb/host/dwc2.c | 1132 +++++++++++++++++++++++++++++++++++++
drivers/usb/host/dwc2.h | 778 +++++++++++++++++++++++++
4 files changed, 1914 insertions(+)
create mode 100644 drivers/usb/host/dwc2.c
create mode 100644 drivers/usb/host/dwc2.h
diff --git a/drivers/usb/host/Kconfig b/drivers/usb/host/Kconfig
index d2029bc7d7..b0f32faee9 100644
--- a/drivers/usb/host/Kconfig
+++ b/drivers/usb/host/Kconfig
@@ -21,6 +21,9 @@ config USB_OHCI_AT91
depends on ARCH_AT91
bool "AT91 OHCI driver"
+config USB_DWC2_HOST
+ bool "DWC2 Host driver"
+
config USB_XHCI
bool "xHCI driver"
depends on HAS_DMA
diff --git a/drivers/usb/host/Makefile b/drivers/usb/host/Makefile
index 0478d34272..fa042e9a54 100644
--- a/drivers/usb/host/Makefile
+++ b/drivers/usb/host/Makefile
@@ -3,5 +3,6 @@ obj-$(CONFIG_USB_EHCI_OMAP) += ehci-omap.o
obj-$(CONFIG_USB_EHCI_ATMEL) += ehci-atmel.o
obj-$(CONFIG_USB_OHCI) += ohci-hcd.o
obj-$(CONFIG_USB_OHCI_AT91) += ohci-at91.o
+obj-$(CONFIG_USB_DWC2_HOST) += dwc2.o
obj-$(CONFIG_USB_XHCI) += xhci-hcd.o xhci-hub.o
obj-$(CONFIG_USB_XHCI_PCI) += xhci-pci.o
diff --git a/drivers/usb/host/dwc2.c b/drivers/usb/host/dwc2.c
new file mode 100644
index 0000000000..1df1149686
--- /dev/null
+++ b/drivers/usb/host/dwc2.c
@@ -0,0 +1,1132 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright (C) 2012 Oleksandr Tymoshenko <gonzo@xxxxxxxxxxx>
+ * Copyright (C) 2014 Marek Vasut <marex@xxxxxxx>
+ */
+
+#include <common.h>
+#include <usb/usb.h>
+#include <usb/usbroothubdes.h>
+#include <malloc.h>
+#include <init.h>
+#include <io.h>
+#include <of.h>
+#include <linux/iopoll.h>
+#include <dma.h>
+
+#include "dwc2.h"
+
+/* Use only HC channel 0. */
+#define DWC2_HC_CHANNEL 0
+
+#define DWC2_STATUS_BUF_SIZE 64
+#define DWC2_DATA_BUF_SIZE (16 * 1024)
+
+#define MAX_DEVICE 16
+#define MAX_ENDPOINT 16
+
+struct dwc2_priv {
+ struct device_d *dev;
+ struct usb_host host;
+ uint8_t *dmabuf;
+
+ u8 in_data_toggle[MAX_DEVICE][MAX_ENDPOINT];
+ u8 out_data_toggle[MAX_DEVICE][MAX_ENDPOINT];
+ struct dwc2_core_regs *regs;
+ int root_hub_devnum;
+ bool ext_vbus;
+ /*
+ * The hnp/srp capability must be disabled if the platform
+ * does't support hnp/srp. Otherwise the force mode can't work.
+ */
+ bool hnp_srp_disable;
+ bool oc_disable;
+};
+
+/*
+ * Initializes the FSLSPClkSel field of the HCFG register
+ * depending on the PHY type.
+ */
+static void init_fslspclksel(struct dwc2_priv *priv)
+{
+ struct dwc2_core_regs *regs = priv->regs;
+ uint32_t phyclk;
+
+ phyclk = DWC2_HCFG_FSLSPCLKSEL_48_MHZ; /* Full speed PHY */
+
+ clrsetbits_le32(®s->host_regs.hcfg,
+ DWC2_HCFG_FSLSPCLKSEL_MASK,
+ phyclk << DWC2_HCFG_FSLSPCLKSEL_OFFSET);
+}
+
+/*
+ * Flush a Tx FIFO.
+ *
+ * @param regs Programming view of DWC_otg controller.
+ * @param num Tx FIFO to flush.
+ */
+static void dwc_otg_flush_tx_fifo(struct dwc2_priv *priv, const int num)
+{
+ struct dwc2_core_regs *regs = priv->regs;
+ struct device_d *dev = priv->dev;
+ int ret;
+ uint32_t val;
+
+ writel(DWC2_GRSTCTL_TXFFLSH | (num << DWC2_GRSTCTL_TXFNUM_OFFSET),
+ ®s->grstctl);
+ ret = readl_poll_timeout(®s->grstctl, val, !(val & DWC2_GRSTCTL_TXFFLSH),
+ 1000000);
+ if (ret)
+ dev_err(dev, "%s: Timeout!\n", __func__);
+
+ /* Wait for 3 PHY Clocks */
+ udelay(1);
+}
+
+/*
+ * Flush Rx FIFO.
+ *
+ * @param regs Programming view of DWC_otg controller.
+ */
+static void dwc_otg_flush_rx_fifo(struct dwc2_priv *priv)
+{
+ struct dwc2_core_regs *regs = priv->regs;
+ struct device_d *dev = priv->dev;
+ int ret;
+ uint32_t val;
+
+ writel(DWC2_GRSTCTL_RXFFLSH, ®s->grstctl);
+ ret = readl_poll_timeout(®s->grstctl, val, !(val & DWC2_GRSTCTL_RXFFLSH),
+ 1000000);
+ if (ret)
+ dev_err(dev, "%s: Timeout!\n", __func__);
+
+ /* Wait for 3 PHY Clocks */
+ udelay(1);
+}
+
+/*
+ * Do core a soft reset of the core. Be careful with this because it
+ * resets all the internal state machines of the core.
+ */
+static void dwc_otg_core_reset(struct dwc2_priv *priv)
+{
+ struct dwc2_core_regs *regs = priv->regs;
+ struct device_d *dev = priv->dev;
+ uint32_t val;
+ int ret;
+
+ /* Wait for AHB master IDLE state. */
+ ret = readl_poll_timeout(®s->grstctl, val, val & DWC2_GRSTCTL_AHBIDLE,
+ 1000000);
+ if (ret)
+ dev_err(dev, "%s: Timeout!\n", __func__);
+
+ /* Core Soft Reset */
+ writel(DWC2_GRSTCTL_CSFTRST, ®s->grstctl);
+ ret = readl_poll_timeout(®s->grstctl, val, !(val & DWC2_GRSTCTL_CSFTRST),
+ 1000000);
+ if (ret)
+ dev_err(dev, "%s: Timeout!\n", __func__);
+
+ /*
+ * Wait for core to come out of reset.
+ * NOTE: This long sleep is _very_ important, otherwise the core will
+ * not stay in host mode after a connector ID change!
+ */
+ mdelay(100);
+}
+
+/*
+ * This function initializes the DWC_otg controller registers for
+ * host mode.
+ *
+ * This function flushes the Tx and Rx FIFOs and it flushes any entries in the
+ * request queues. Host channels are reset to ensure that they are ready for
+ * performing transfers.
+ *
+ * @param dev USB Device (NULL if driver model is not being used)
+ * @param regs Programming view of DWC_otg controller
+ *
+ */
+static void dwc_otg_core_host_init(struct dwc2_priv *priv)
+{
+ struct dwc2_core_regs *regs = priv->regs;
+ struct device_d *dev = priv->dev;
+ uint32_t nptxfifosize = 0;
+ uint32_t ptxfifosize = 0;
+ uint32_t hprt0 = 0;
+ uint32_t val;
+ int i, ret, num_channels;
+
+ /* Restart the Phy Clock */
+ writel(0, ®s->pcgcctl);
+
+ /* Initialize Host Configuration Register */
+ init_fslspclksel(priv);
+
+ /* Configure data FIFO sizes */
+ if (readl(®s->ghwcfg2) & DWC2_HWCFG2_DYNAMIC_FIFO) {
+ /* Rx FIFO */
+ writel(CONFIG_DWC2_HOST_RX_FIFO_SIZE, ®s->grxfsiz);
+
+ /* Non-periodic Tx FIFO */
+ nptxfifosize |= CONFIG_DWC2_HOST_NPERIO_TX_FIFO_SIZE <<
+ DWC2_FIFOSIZE_DEPTH_OFFSET;
+ nptxfifosize |= CONFIG_DWC2_HOST_RX_FIFO_SIZE <<
+ DWC2_FIFOSIZE_STARTADDR_OFFSET;
+ writel(nptxfifosize, ®s->gnptxfsiz);
+
+ /* Periodic Tx FIFO */
+ ptxfifosize |= CONFIG_DWC2_HOST_PERIO_TX_FIFO_SIZE <<
+ DWC2_FIFOSIZE_DEPTH_OFFSET;
+ ptxfifosize |= (CONFIG_DWC2_HOST_RX_FIFO_SIZE +
+ CONFIG_DWC2_HOST_NPERIO_TX_FIFO_SIZE) <<
+ DWC2_FIFOSIZE_STARTADDR_OFFSET;
+ writel(ptxfifosize, ®s->hptxfsiz);
+ }
+
+ /* Clear Host Set HNP Enable in the OTG Control Register */
+ clrbits_le32(®s->gotgctl, DWC2_GOTGCTL_HSTSETHNPEN);
+
+ /* Make sure the FIFOs are flushed. */
+ dwc_otg_flush_tx_fifo(priv, 0x10); /* All Tx FIFOs */
+ dwc_otg_flush_rx_fifo(priv);
+
+ /* Flush out any leftover queued requests. */
+ num_channels = readl(®s->ghwcfg2);
+ num_channels &= DWC2_HWCFG2_NUM_HOST_CHAN_MASK;
+ num_channels >>= DWC2_HWCFG2_NUM_HOST_CHAN_OFFSET;
+ num_channels += 1;
+
+ for (i = 0; i < num_channels; i++)
+ clrsetbits_le32(®s->hc_regs[i].hcchar,
+ DWC2_HCCHAR_CHEN | DWC2_HCCHAR_EPDIR,
+ DWC2_HCCHAR_CHDIS);
+
+ /* Halt all channels to put them into a known state. */
+ for (i = 0; i < num_channels; i++) {
+ clrsetbits_le32(®s->hc_regs[i].hcchar,
+ DWC2_HCCHAR_EPDIR,
+ DWC2_HCCHAR_CHEN | DWC2_HCCHAR_CHDIS);
+ ret = readl_poll_timeout(®s->hc_regs[i].hcchar, val,
+ !(val & DWC2_HCCHAR_CHEN),
+ 1000000);
+ if (ret)
+ dev_err(dev, "%s: Timeout!\n", __func__);
+ }
+
+ /* Turn on the vbus power. */
+ if (readl(®s->gintsts) & DWC2_GINTSTS_CURMODE_HOST) {
+ hprt0 = readl(®s->hprt0);
+ hprt0 &= ~(DWC2_HPRT0_PRTENA | DWC2_HPRT0_PRTCONNDET);
+ hprt0 &= ~(DWC2_HPRT0_PRTENCHNG | DWC2_HPRT0_PRTOVRCURRCHNG);
+ if (!(hprt0 & DWC2_HPRT0_PRTPWR)) {
+ hprt0 |= DWC2_HPRT0_PRTPWR;
+ writel(hprt0, ®s->hprt0);
+ }
+ }
+}
+
+/*
+ * This function initializes the DWC_otg controller registers and
+ * prepares the core for device mode or host mode operation.
+ *
+ * @param regs Programming view of the DWC_otg controller
+ */
+static void dwc_otg_core_init(struct dwc2_priv *priv)
+{
+ struct dwc2_core_regs *regs = priv->regs;
+ uint32_t ahbcfg = 0;
+ uint32_t usbcfg = 0;
+ uint8_t brst_sz = 32;
+
+ /* Common Initialization */
+ usbcfg = readl(®s->gusbcfg);
+
+ /* Program the ULPI External VBUS bit if needed */
+ if (priv->ext_vbus) {
+ usbcfg |= DWC2_GUSBCFG_ULPI_EXT_VBUS_DRV;
+ if (!priv->oc_disable) {
+ usbcfg |= DWC2_GUSBCFG_ULPI_INT_VBUS_INDICATOR |
+ DWC2_GUSBCFG_INDICATOR_PASSTHROUGH;
+ }
+ } else {
+ usbcfg &= ~DWC2_GUSBCFG_ULPI_EXT_VBUS_DRV;
+ }
+
+ /* Set external TS Dline pulsing */
+ usbcfg &= ~DWC2_GUSBCFG_TERM_SEL_DL_PULSE;
+ writel(usbcfg, ®s->gusbcfg);
+
+ /* Reset the Controller */
+ dwc_otg_core_reset(priv);
+
+ /* High speed PHY. */
+
+ /*
+ * HS PHY parameters. These parameters are preserved during
+ * soft reset so only program the first time. Do a soft reset
+ * immediately after setting phyif.
+ */
+ usbcfg &= ~(DWC2_GUSBCFG_ULPI_UTMI_SEL | DWC2_GUSBCFG_PHYIF);
+ usbcfg |= CONFIG_DWC2_PHY_TYPE << DWC2_GUSBCFG_ULPI_UTMI_SEL_OFFSET;
+
+ if (usbcfg & DWC2_GUSBCFG_ULPI_UTMI_SEL) /* ULPI interface */
+ usbcfg &= ~DWC2_GUSBCFG_DDRSEL;
+
+ writel(usbcfg, ®s->gusbcfg);
+
+ /* Reset after setting the PHY parameters */
+ dwc_otg_core_reset(priv);
+
+ usbcfg = readl(®s->gusbcfg);
+ usbcfg &= ~(DWC2_GUSBCFG_ULPI_FSLS | DWC2_GUSBCFG_ULPI_CLK_SUS_M);
+
+ if (priv->hnp_srp_disable)
+ usbcfg |= DWC2_GUSBCFG_FORCEHOSTMODE;
+
+ writel(usbcfg, ®s->gusbcfg);
+
+ /* Program the GAHBCFG Register. */
+ switch (readl(®s->ghwcfg2) & DWC2_HWCFG2_ARCHITECTURE_MASK) {
+ case DWC2_HWCFG2_ARCHITECTURE_SLAVE_ONLY:
+ break;
+ case DWC2_HWCFG2_ARCHITECTURE_EXT_DMA:
+ while (brst_sz > 1) {
+ ahbcfg |= ahbcfg + (1 << DWC2_GAHBCFG_HBURSTLEN_OFFSET);
+ ahbcfg &= DWC2_GAHBCFG_HBURSTLEN_MASK;
+ brst_sz >>= 1;
+ }
+
+ ahbcfg |= DWC2_GAHBCFG_DMAENABLE;
+ break;
+
+ case DWC2_HWCFG2_ARCHITECTURE_INT_DMA:
+ ahbcfg |= DWC2_GAHBCFG_HBURSTLEN_INCR4;
+ ahbcfg |= DWC2_GAHBCFG_DMAENABLE;
+ break;
+ }
+
+ writel(ahbcfg, ®s->gahbcfg);
+
+ /* Program the capabilities in GUSBCFG Register */
+ usbcfg = 0;
+
+ if (!priv->hnp_srp_disable)
+ usbcfg |= DWC2_GUSBCFG_HNPCAP | DWC2_GUSBCFG_SRPCAP;
+
+ setbits_le32(®s->gusbcfg, usbcfg);
+}
+
+/*
+ * Prepares a host channel for transferring packets to/from a specific
+ * endpoint. The HCCHARn register is set up with the characteristics specified
+ * in _hc. Host channel interrupts that may need to be serviced while this
+ * transfer is in progress are enabled.
+ *
+ * @param regs Programming view of DWC_otg controller
+ * @param hc Information needed to initialize the host channel
+ */
+static void dwc_otg_hc_init(struct dwc2_core_regs *regs, uint8_t hc_num,
+ struct usb_device *dev, uint8_t dev_addr, uint8_t ep_num,
+ uint8_t ep_is_in, uint8_t ep_type, uint16_t max_packet)
+{
+ struct dwc2_hc_regs *hc_regs = ®s->hc_regs[hc_num];
+ uint32_t hcchar = (dev_addr << DWC2_HCCHAR_DEVADDR_OFFSET) |
+ (ep_num << DWC2_HCCHAR_EPNUM_OFFSET) |
+ (ep_is_in << DWC2_HCCHAR_EPDIR_OFFSET) |
+ (ep_type << DWC2_HCCHAR_EPTYPE_OFFSET) |
+ (max_packet << DWC2_HCCHAR_MPS_OFFSET);
+
+ if (dev->speed == USB_SPEED_LOW)
+ hcchar |= DWC2_HCCHAR_LSPDDEV;
+
+ /*
+ * Program the HCCHARn register with the endpoint characteristics
+ * for the current transfer.
+ */
+ writel(hcchar, &hc_regs->hcchar);
+
+ /* Program the HCSPLIT register, default to no SPLIT */
+ writel(0, &hc_regs->hcsplt);
+}
+
+static void dwc_otg_hc_init_split(struct dwc2_hc_regs *hc_regs,
+ uint8_t hub_devnum, uint8_t hub_port)
+{
+ uint32_t hcsplt = 0;
+
+ hcsplt = DWC2_HCSPLT_SPLTENA;
+ hcsplt |= hub_devnum << DWC2_HCSPLT_HUBADDR_OFFSET;
+ hcsplt |= hub_port << DWC2_HCSPLT_PRTADDR_OFFSET;
+
+ /* Program the HCSPLIT register for SPLITs */
+ writel(hcsplt, &hc_regs->hcsplt);
+}
+
+/*
+ * DWC2 to USB API interface
+ */
+/* Direction: In ; Request: Status */
+static int dwc_otg_submit_rh_msg_in_status(struct dwc2_core_regs *regs,
+ struct usb_device *dev, void *buffer,
+ int txlen, struct devrequest *cmd)
+{
+ uint32_t hprt0 = 0;
+ uint32_t port_status = 0;
+ uint32_t port_change = 0;
+ int len = 0;
+ int stat = 0;
+
+ switch (cmd->requesttype & ~USB_DIR_IN) {
+ case 0:
+ *(uint16_t *)buffer = cpu_to_le16(1);
+ len = 2;
+ break;
+ case USB_RECIP_INTERFACE:
+ case USB_RECIP_ENDPOINT:
+ *(uint16_t *)buffer = cpu_to_le16(0);
+ len = 2;
+ break;
+ case USB_TYPE_CLASS:
+ *(uint32_t *)buffer = cpu_to_le32(0);
+ len = 4;
+ break;
+ case USB_RECIP_OTHER | USB_TYPE_CLASS:
+ hprt0 = readl(®s->hprt0);
+ if (hprt0 & DWC2_HPRT0_PRTCONNSTS)
+ port_status |= USB_PORT_STAT_CONNECTION;
+ if (hprt0 & DWC2_HPRT0_PRTENA)
+ port_status |= USB_PORT_STAT_ENABLE;
+ if (hprt0 & DWC2_HPRT0_PRTSUSP)
+ port_status |= USB_PORT_STAT_SUSPEND;
+ if (hprt0 & DWC2_HPRT0_PRTOVRCURRACT)
+ port_status |= USB_PORT_STAT_OVERCURRENT;
+ if (hprt0 & DWC2_HPRT0_PRTRST)
+ port_status |= USB_PORT_STAT_RESET;
+ if (hprt0 & DWC2_HPRT0_PRTPWR)
+ port_status |= USB_PORT_STAT_POWER;
+
+ if ((hprt0 & DWC2_HPRT0_PRTSPD_MASK) == DWC2_HPRT0_PRTSPD_LOW)
+ port_status |= USB_PORT_STAT_LOW_SPEED;
+ else if ((hprt0 & DWC2_HPRT0_PRTSPD_MASK) ==
+ DWC2_HPRT0_PRTSPD_HIGH)
+ port_status |= USB_PORT_STAT_HIGH_SPEED;
+
+ if (hprt0 & DWC2_HPRT0_PRTENCHNG)
+ port_change |= USB_PORT_STAT_C_ENABLE;
+ if (hprt0 & DWC2_HPRT0_PRTCONNDET)
+ port_change |= USB_PORT_STAT_C_CONNECTION;
+ if (hprt0 & DWC2_HPRT0_PRTOVRCURRCHNG)
+ port_change |= USB_PORT_STAT_C_OVERCURRENT;
+
+ *(uint32_t *)buffer = cpu_to_le32(port_status |
+ (port_change << 16));
+ len = 4;
+ break;
+ default:
+ pr_err("%s: unsupported root hub command\n", __func__);
+ stat = USB_ST_STALLED;
+ }
+
+ dev->act_len = min(len, txlen);
+ dev->status = stat;
+
+ return stat;
+}
+
+/* Direction: In ; Request: Descriptor */
+static int dwc_otg_submit_rh_msg_in_descriptor(struct usb_device *dev,
+ void *buffer, int txlen,
+ struct devrequest *cmd)
+{
+ unsigned char data[32];
+ uint32_t dsc;
+ int len = 0;
+ int stat = 0;
+ uint16_t wValue = cpu_to_le16(cmd->value);
+ uint16_t wLength = cpu_to_le16(cmd->length);
+
+ switch (cmd->requesttype & ~USB_DIR_IN) {
+ case 0:
+ switch (wValue & 0xff00) {
+ case 0x0100: /* device descriptor */
+ len = min3(txlen, (int)sizeof(root_hub_dev_des), (int)wLength);
+ memcpy(buffer, root_hub_dev_des, len);
+ break;
+ case 0x0200: /* configuration descriptor */
+ len = min3(txlen, (int)sizeof(root_hub_config_des), (int)wLength);
+ memcpy(buffer, root_hub_config_des, len);
+ break;
+ case 0x0300: /* string descriptors */
+ switch (wValue & 0xff) {
+ case 0x00:
+ len = min3(txlen, (int)sizeof(root_hub_str_index0),
+ (int)wLength);
+ memcpy(buffer, root_hub_str_index0, len);
+ break;
+ case 0x01:
+ len = min3(txlen, (int)sizeof(root_hub_str_index1),
+ (int)wLength);
+ memcpy(buffer, root_hub_str_index1, len);
+ break;
+ }
+ break;
+ default:
+ stat = USB_ST_STALLED;
+ }
+ break;
+
+ case USB_TYPE_CLASS:
+ /* Root port config, set 1 port and nothing else. */
+ dsc = 0x00000001;
+
+ data[0] = 9; /* min length; */
+ data[1] = 0x29;
+ data[2] = dsc & RH_A_NDP;
+ data[3] = 0;
+ if (dsc & RH_A_PSM)
+ data[3] |= 0x1;
+ if (dsc & RH_A_NOCP)
+ data[3] |= 0x10;
+ else if (dsc & RH_A_OCPM)
+ data[3] |= 0x8;
+
+ /* corresponds to data[4-7] */
+ data[5] = (dsc & RH_A_POTPGT) >> 24;
+ data[7] = dsc & RH_B_DR;
+ if (data[2] < 7) {
+ data[8] = 0xff;
+ } else {
+ data[0] += 2;
+ data[8] = (dsc & RH_B_DR) >> 8;
+ data[9] = 0xff;
+ data[10] = data[9];
+ }
+
+ len = min3(txlen, (int)data[0], (int)wLength);
+ memcpy(buffer, data, len);
+ break;
+ default:
+ pr_err("%s: unsupported root hub command\n", __func__);
+ stat = USB_ST_STALLED;
+ }
+
+ dev->act_len = min(len, txlen);
+ dev->status = stat;
+
+ return stat;
+}
+
+/* Direction: In ; Request: Configuration */
+static int dwc_otg_submit_rh_msg_in_configuration(struct usb_device *dev,
+ void *buffer, int txlen,
+ struct devrequest *cmd)
+{
+ int len = 0;
+ int stat = 0;
+
+ switch (cmd->requesttype & ~USB_DIR_IN) {
+ case 0:
+ *(uint8_t *)buffer = 0x01;
+ len = 1;
+ break;
+ default:
+ pr_err("%s: unsupported root hub command\n", __func__);
+ stat = USB_ST_STALLED;
+ }
+
+ dev->act_len = min(len, txlen);
+ dev->status = stat;
+
+ return stat;
+}
+
+/* Direction: In */
+static int dwc_otg_submit_rh_msg_in(struct dwc2_priv *priv,
+ struct usb_device *dev, void *buffer,
+ int txlen, struct devrequest *cmd)
+{
+ switch (cmd->request) {
+ case USB_REQ_GET_STATUS:
+ return dwc_otg_submit_rh_msg_in_status(priv->regs, dev, buffer,
+ txlen, cmd);
+ case USB_REQ_GET_DESCRIPTOR:
+ return dwc_otg_submit_rh_msg_in_descriptor(dev, buffer,
+ txlen, cmd);
+ case USB_REQ_GET_CONFIGURATION:
+ return dwc_otg_submit_rh_msg_in_configuration(dev, buffer,
+ txlen, cmd);
+ default:
+ pr_err("%s: unsupported root hub command\n", __func__);
+ return USB_ST_STALLED;
+ }
+}
+
+/* Direction: Out */
+static int dwc_otg_submit_rh_msg_out(struct dwc2_priv *priv,
+ struct usb_device *dev,
+ void *buffer, int txlen,
+ struct devrequest *cmd)
+{
+ struct dwc2_core_regs *regs = priv->regs;
+ int len = 0;
+ int stat = 0;
+ uint16_t bmrtype_breq = cmd->requesttype | (cmd->request << 8);
+ uint16_t wValue = cpu_to_le16(cmd->value);
+
+ switch (bmrtype_breq & ~USB_DIR_IN) {
+ case (USB_REQ_CLEAR_FEATURE << 8) | USB_RECIP_ENDPOINT:
+ case (USB_REQ_CLEAR_FEATURE << 8) | USB_TYPE_CLASS:
+ break;
+
+ case (USB_REQ_CLEAR_FEATURE << 8) | USB_RECIP_OTHER | USB_TYPE_CLASS:
+ switch (wValue) {
+ case USB_PORT_FEAT_C_CONNECTION:
+ setbits_le32(®s->hprt0, DWC2_HPRT0_PRTCONNDET);
+ break;
+ }
+ break;
+
+ case (USB_REQ_SET_FEATURE << 8) | USB_RECIP_OTHER | USB_TYPE_CLASS:
+ switch (wValue) {
+ case USB_PORT_FEAT_SUSPEND:
+ break;
+
+ case USB_PORT_FEAT_RESET:
+ clrsetbits_le32(®s->hprt0, DWC2_HPRT0_PRTENA |
+ DWC2_HPRT0_PRTCONNDET |
+ DWC2_HPRT0_PRTENCHNG |
+ DWC2_HPRT0_PRTOVRCURRCHNG,
+ DWC2_HPRT0_PRTRST);
+ mdelay(50);
+ clrbits_le32(®s->hprt0, DWC2_HPRT0_PRTRST);
+ break;
+
+ case USB_PORT_FEAT_POWER:
+ clrsetbits_le32(®s->hprt0, DWC2_HPRT0_PRTENA |
+ DWC2_HPRT0_PRTCONNDET |
+ DWC2_HPRT0_PRTENCHNG |
+ DWC2_HPRT0_PRTOVRCURRCHNG,
+ DWC2_HPRT0_PRTRST);
+ break;
+
+ case USB_PORT_FEAT_ENABLE:
+ break;
+ }
+ break;
+ case (USB_REQ_SET_ADDRESS << 8):
+ priv->root_hub_devnum = wValue;
+ break;
+ case (USB_REQ_SET_CONFIGURATION << 8):
+ break;
+ default:
+ pr_err("%s: unsupported root hub command\n", __func__);
+ stat = USB_ST_STALLED;
+ }
+
+ len = min(len, txlen);
+
+ dev->act_len = len;
+ dev->status = stat;
+
+ return stat;
+}
+
+static int dwc_otg_submit_rh_msg(struct dwc2_priv *priv, struct usb_device *dev,
+ unsigned long pipe, void *buffer, int txlen,
+ struct devrequest *cmd)
+{
+ int stat = 0;
+
+ if (usb_pipeint(pipe)) {
+ pr_err("Root-Hub submit IRQ: NOT implemented\n");
+ return 0;
+ }
+
+ if (cmd->requesttype & USB_DIR_IN)
+ stat = dwc_otg_submit_rh_msg_in(priv, dev, buffer, txlen, cmd);
+ else
+ stat = dwc_otg_submit_rh_msg_out(priv, dev, buffer, txlen, cmd);
+
+ mdelay(1);
+
+ return stat;
+}
+
+static int wait_for_chhltd(struct dwc2_priv *priv, uint32_t *sub,
+ u8 *toggle, int timeout_ms)
+{
+ struct dwc2_core_regs *regs = priv->regs;
+ struct dwc2_hc_regs *hc_regs = ®s->hc_regs[DWC2_HC_CHANNEL];
+ struct device_d *dev = priv->dev;
+ int ret;
+ uint32_t hcint, hctsiz;
+ uint32_t val;
+ int timeout_us = timeout_ms * 1000;
+
+ ret = readl_poll_timeout(&hc_regs->hcint, val,
+ val & DWC2_HCINT_CHHLTD, timeout_us);
+ if (ret) {
+ clrsetbits_le32(&hc_regs->hcchar, 0, DWC2_HCCHAR_CHDIS);
+ readl_poll_timeout(&hc_regs->hcint, val,
+ val & DWC2_HCINT_CHHLTD, 10000);
+
+ return ret;
+ }
+
+ hcint = readl(&hc_regs->hcint);
+ hctsiz = readl(&hc_regs->hctsiz);
+ *sub = (hctsiz & DWC2_HCTSIZ_XFERSIZE_MASK) >>
+ DWC2_HCTSIZ_XFERSIZE_OFFSET;
+ *toggle = (hctsiz & DWC2_HCTSIZ_PID_MASK) >> DWC2_HCTSIZ_PID_OFFSET;
+
+ dev_dbg(dev, "%s: HCINT=%08x sub=%u toggle=%d\n", __func__, hcint, *sub,
+ *toggle);
+
+ if (hcint & DWC2_HCINT_XFERCOMP)
+ return 0;
+
+ if (hcint & (DWC2_HCINT_NAK | DWC2_HCINT_FRMOVRUN))
+ return -EAGAIN;
+
+ dev_dbg(dev, "%s: Error (HCINT=%08x)\n", __func__, hcint);
+
+ return -EINVAL;
+}
+
+static int dwc2_eptype[] = {
+ DWC2_HCCHAR_EPTYPE_ISOC,
+ DWC2_HCCHAR_EPTYPE_INTR,
+ DWC2_HCCHAR_EPTYPE_CONTROL,
+ DWC2_HCCHAR_EPTYPE_BULK,
+};
+
+static int transfer_chunk(struct dwc2_priv *priv, u8 *pid, int in, void *buffer,
+ int num_packets, int xfer_len, int *actual_len,
+ int odd_frame, int timeout_ms)
+{
+ struct dwc2_core_regs *regs = priv->regs;
+ struct dwc2_hc_regs *hc_regs = ®s->hc_regs[DWC2_HC_CHANNEL];
+ int ret = 0;
+ uint32_t sub = 0;
+ enum dma_data_direction dir;
+ dma_addr_t dma = 0;
+
+ dev_dbg(priv->dev, "%s: chunk: pid %d xfer_len %u pkts %u\n",
+ __func__, *pid, xfer_len, num_packets);
+
+ writel((xfer_len << DWC2_HCTSIZ_XFERSIZE_OFFSET) |
+ (num_packets << DWC2_HCTSIZ_PKTCNT_OFFSET) |
+ (*pid << DWC2_HCTSIZ_PID_OFFSET),
+ &hc_regs->hctsiz);
+
+ if (xfer_len) {
+ if (in) {
+ dir = DMA_FROM_DEVICE;
+ } else {
+ memcpy(priv->dmabuf, buffer, xfer_len);
+ dir = DMA_TO_DEVICE;
+ }
+ dma = dma_map_single(priv->dev, priv->dmabuf, xfer_len, dir);
+ }
+
+ writel(dma, &hc_regs->hcdma);
+
+ /* Clear old interrupt conditions for this host channel. */
+ writel(0x3fff, &hc_regs->hcint);
+
+ /* Set host channel enable after all other setup is complete. */
+ clrsetbits_le32(&hc_regs->hcchar, DWC2_HCCHAR_MULTICNT_MASK |
+ DWC2_HCCHAR_CHEN | DWC2_HCCHAR_CHDIS |
+ DWC2_HCCHAR_ODDFRM,
+ (1 << DWC2_HCCHAR_MULTICNT_OFFSET) |
+ (odd_frame << DWC2_HCCHAR_ODDFRM_OFFSET) |
+ DWC2_HCCHAR_CHEN);
+
+ ret = wait_for_chhltd(priv, &sub, pid, timeout_ms);
+
+ if (xfer_len)
+ dma_unmap_single(priv->dev, dma, xfer_len, dir);
+
+ if (in) {
+ xfer_len -= sub;
+
+ memcpy(buffer, priv->dmabuf, xfer_len);
+ }
+
+ if (!ret)
+ *actual_len = xfer_len;
+
+ return ret;
+}
+
+static int usb_find_usb2_hub_address_port(struct usb_device *udev,
+ uint8_t *hub_address, uint8_t *hub_port)
+{
+ /* Find out the nearest parent which is high speed */
+ while (udev->parent->parent) {
+ if (udev->parent->speed != USB_SPEED_HIGH) {
+ udev = udev->parent;
+ } else {
+ *hub_address = udev->parent->devnum;
+ *hub_port = udev->portnr;
+ return 0;
+ }
+ }
+
+ return -EINVAL;
+}
+
+static int chunk_msg(struct dwc2_priv *priv, struct usb_device *dev,
+ unsigned long pipe, u8 *pid, int in, void *buffer, int len,
+ int timeout_ms)
+{
+ struct dwc2_core_regs *regs = priv->regs;
+ struct dwc2_hc_regs *hc_regs = ®s->hc_regs[DWC2_HC_CHANNEL];
+ struct dwc2_host_regs *host_regs = ®s->host_regs;
+ int devnum = usb_pipedevice(pipe);
+ int ep = usb_pipeendpoint(pipe);
+ int max = usb_maxpacket(dev, pipe);
+ int eptype = dwc2_eptype[usb_pipetype(pipe)];
+ int done = 0;
+ int ret = 0;
+ int do_split = 0;
+ int complete_split = 0;
+ uint32_t xfer_len;
+ uint32_t num_packets;
+ int stop_transfer = 0;
+ uint32_t max_xfer_len;
+ int ssplit_frame_num = 0;
+
+ dev_dbg(priv->dev, "%s: msg: pipe %lx pid %d in %d len %d\n",
+ __func__, pipe, *pid, in, len);
+
+ max_xfer_len = CONFIG_DWC2_MAX_PACKET_COUNT * max;
+ if (max_xfer_len > CONFIG_DWC2_MAX_TRANSFER_SIZE)
+ max_xfer_len = CONFIG_DWC2_MAX_TRANSFER_SIZE;
+ if (max_xfer_len > DWC2_DATA_BUF_SIZE)
+ max_xfer_len = DWC2_DATA_BUF_SIZE;
+
+ /* Make sure that max_xfer_len is a multiple of max packet size. */
+ num_packets = max_xfer_len / max;
+ max_xfer_len = num_packets * max;
+
+ /* Initialize channel */
+ dwc_otg_hc_init(regs, DWC2_HC_CHANNEL, dev, devnum, ep, in,
+ eptype, max);
+
+ /* Check if the target is a FS/LS device behind a HS hub */
+ if (dev->speed != USB_SPEED_HIGH) {
+ uint8_t hub_addr;
+ uint8_t hub_port;
+ uint32_t hprt0 = readl(®s->hprt0);
+
+ if ((hprt0 & DWC2_HPRT0_PRTSPD_MASK) == DWC2_HPRT0_PRTSPD_HIGH) {
+ ret = usb_find_usb2_hub_address_port(dev, &hub_addr,
+ &hub_port);
+ if (ret)
+ return ret;
+ dwc_otg_hc_init_split(hc_regs, hub_addr, hub_port);
+
+ do_split = 1;
+ num_packets = 1;
+ max_xfer_len = max;
+ }
+ }
+
+ do {
+ int actual_len = 0;
+ uint32_t hcint;
+ int odd_frame = 0;
+ xfer_len = len - done;
+
+ if (xfer_len > max_xfer_len)
+ xfer_len = max_xfer_len;
+ else if (xfer_len > max)
+ num_packets = (xfer_len + max - 1) / max;
+ else
+ num_packets = 1;
+
+ if (complete_split)
+ setbits_le32(&hc_regs->hcsplt, DWC2_HCSPLT_COMPSPLT);
+ else if (do_split)
+ clrbits_le32(&hc_regs->hcsplt, DWC2_HCSPLT_COMPSPLT);
+
+ if (eptype == DWC2_HCCHAR_EPTYPE_INTR) {
+ int uframe_num = readl(&host_regs->hfnum);
+ if (!(uframe_num & 0x1))
+ odd_frame = 1;
+ }
+
+ ret = transfer_chunk(priv, pid, in, (char *)buffer + done,
+ num_packets, xfer_len, &actual_len,
+ odd_frame, timeout_ms);
+
+ hcint = readl(&hc_regs->hcint);
+ if (complete_split) {
+ stop_transfer = 0;
+ if (hcint & DWC2_HCINT_NYET) {
+ int frame_num = DWC2_HFNUM_MAX_FRNUM &
+ readl(&host_regs->hfnum);
+ ret = 0;
+ if (((frame_num - ssplit_frame_num) &
+ DWC2_HFNUM_MAX_FRNUM) > 4)
+ ret = -EAGAIN;
+ } else
+ complete_split = 0;
+ } else if (do_split) {
+ if (hcint & DWC2_HCINT_ACK) {
+ ssplit_frame_num = DWC2_HFNUM_MAX_FRNUM &
+ readl(&host_regs->hfnum);
+ ret = 0;
+ complete_split = 1;
+ }
+ }
+
+ if (ret)
+ break;
+
+ if (actual_len < xfer_len)
+ stop_transfer = 1;
+
+ done += actual_len;
+
+ /*
+ * Transactions are done when when either all data is transferred or
+ * there is a short transfer. In case of a SPLIT make sure the CSPLIT
+ * is executed.
+ */
+ } while (((done < len) && !stop_transfer) || complete_split);
+
+ writel(0, &hc_regs->hcintmsk);
+ writel(0xFFFFFFFF, &hc_regs->hcint);
+
+ dev->status = 0;
+ dev->act_len = done;
+
+ return ret;
+}
+
+#define to_dwc2(ptr) container_of(ptr, struct dwc2_priv, host)
+
+static int dwc2_init_common(struct usb_host *host)
+{
+ struct dwc2_priv *priv = to_dwc2(host);
+ struct dwc2_core_regs *regs = priv->regs;
+ int i, j;
+
+ priv->ext_vbus = 0;
+
+ dwc_otg_core_init(priv);
+ dwc_otg_core_host_init(priv);
+
+ clrsetbits_le32(®s->hprt0, DWC2_HPRT0_PRTENA |
+ DWC2_HPRT0_PRTCONNDET | DWC2_HPRT0_PRTENCHNG |
+ DWC2_HPRT0_PRTOVRCURRCHNG,
+ DWC2_HPRT0_PRTRST);
+ mdelay(50);
+ clrbits_le32(®s->hprt0, DWC2_HPRT0_PRTENA | DWC2_HPRT0_PRTCONNDET |
+ DWC2_HPRT0_PRTENCHNG | DWC2_HPRT0_PRTOVRCURRCHNG |
+ DWC2_HPRT0_PRTRST);
+
+ for (i = 0; i < MAX_DEVICE; i++) {
+ for (j = 0; j < MAX_ENDPOINT; j++) {
+ priv->in_data_toggle[i][j] = DWC2_HC_PID_DATA0;
+ priv->out_data_toggle[i][j] = DWC2_HC_PID_DATA0;
+ }
+ }
+
+ return 0;
+}
+
+static void dwc2_uninit_common(struct dwc2_core_regs *regs)
+{
+ /* Put everything in reset. */
+ clrsetbits_le32(®s->hprt0, DWC2_HPRT0_PRTENA |
+ DWC2_HPRT0_PRTCONNDET | DWC2_HPRT0_PRTENCHNG |
+ DWC2_HPRT0_PRTOVRCURRCHNG,
+ DWC2_HPRT0_PRTRST);
+}
+
+static int dwc2_submit_control_msg(struct usb_device *udev,
+ unsigned long pipe, void *buffer, int len,
+ struct devrequest *setup, int timeout_ms)
+{
+ struct usb_host *host = udev->host;
+ struct dwc2_priv *priv = to_dwc2(host);
+ int devnum = usb_pipedevice(pipe);
+ int ret, act_len;
+ u8 pid;
+ /* For CONTROL endpoint pid should start with DATA1 */
+ int status_direction;
+
+ if (devnum == priv->root_hub_devnum) {
+ udev->status = 0;
+ udev->speed = USB_SPEED_HIGH;
+ return dwc_otg_submit_rh_msg(priv, udev, pipe, buffer, len,
+ setup);
+ }
+
+ /* SETUP stage */
+ pid = DWC2_HC_PID_SETUP;
+ do {
+ ret = chunk_msg(priv, udev, pipe, &pid, 0, setup, 8, timeout_ms);
+ } while (ret == -EAGAIN);
+
+ if (ret)
+ return ret;
+
+ /* DATA stage */
+ act_len = 0;
+ if (buffer) {
+ pid = DWC2_HC_PID_DATA1;
+ do {
+ ret = chunk_msg(priv, udev, pipe, &pid, usb_pipein(pipe),
+ buffer, len, timeout_ms);
+ act_len += udev->act_len;
+ buffer += udev->act_len;
+ len -= udev->act_len;
+ } while (ret == -EAGAIN);
+ if (ret)
+ return ret;
+ status_direction = usb_pipeout(pipe);
+ } else {
+ /* No-data CONTROL always ends with an IN transaction */
+ status_direction = 1;
+ }
+
+ /* STATUS stage */
+ pid = DWC2_HC_PID_DATA1;
+ do {
+ ret = chunk_msg(priv, udev, pipe, &pid, status_direction,
+ NULL, 0, timeout_ms);
+ } while (ret == -EAGAIN);
+
+ if (ret)
+ return ret;
+
+ udev->act_len = act_len;
+
+ return 0;
+}
+
+static int dwc2_submit_bulk_msg(struct usb_device *udev, unsigned long pipe,
+ void *buffer, int len, int timeout_ms)
+{
+ struct usb_host *host = udev->host;
+ struct dwc2_priv *priv = to_dwc2(host);
+ int devnum = usb_pipedevice(pipe);
+ int ep = usb_pipeendpoint(pipe);
+ u8* pid;
+
+ if ((devnum >= MAX_DEVICE) || (devnum == priv->root_hub_devnum)) {
+ udev->status = 0;
+ return -EINVAL;
+ }
+
+ if (usb_pipein(pipe))
+ pid = &priv->in_data_toggle[devnum][ep];
+ else
+ pid = &priv->out_data_toggle[devnum][ep];
+
+ return chunk_msg(priv, udev, pipe, pid, usb_pipein(pipe), buffer, len,
+ timeout_ms);
+}
+
+static int dwc2_submit_int_msg(struct usb_device *udev, unsigned long pipe,
+ void *buffer, int len, int interval)
+{
+ uint64_t start;
+ int ret;
+
+ start = get_time_ns();
+
+ while (1) {
+ ret = dwc2_submit_bulk_msg(udev, pipe, buffer, len, 0);
+ if (ret != -EAGAIN)
+ return ret;
+ if (is_timeout(start, USB_CNTL_TIMEOUT * MSECOND))
+ return -ETIMEDOUT;
+ }
+}
+
+static int dwc2_detect(struct device_d *dev)
+{
+ struct dwc2_priv *priv = dev->priv;
+
+ return usb_host_detect(&priv->host);
+}
+
+static int dwc2_probe(struct device_d *dev)
+{
+ struct resource *iores;
+ struct dwc2_priv *priv;
+ struct usb_host *host;
+ struct device_node *np = dev->device_node;
+ int ret;
+ uint32_t snpsid;
+
+ priv = xzalloc(sizeof(*priv));
+
+ iores = dev_request_mem_resource(dev, 0);
+ if (IS_ERR(iores))
+ return PTR_ERR(iores);
+
+ priv->regs = IOMEM(iores->start);
+ priv->dev = dev;
+
+ snpsid = readl(&priv->regs->gsnpsid);
+ dev_info(dev, "Core Release: %x.%03x\n",
+ snpsid >> 12 & 0xf, snpsid & 0xfff);
+
+ if ((snpsid & DWC2_SNPSID_DEVID_MASK) != DWC2_SNPSID_DEVID_VER_2xx &&
+ (snpsid & DWC2_SNPSID_DEVID_MASK) != DWC2_SNPSID_DEVID_VER_3xx) {
+ dev_info(dev, "SNPSID invalid (not DWC2 OTG device): %08x\n",
+ snpsid);
+ return -ENODEV;
+ }
+
+ priv->oc_disable = of_property_read_bool(np, "disable-over-current");
+ priv->hnp_srp_disable = of_property_read_bool(np, "hnp-srp-disable");
+ priv->dmabuf = dma_alloc(DWC2_DATA_BUF_SIZE);
+
+ host = &priv->host;
+
+ host->init = dwc2_init_common;
+ host->submit_int_msg = dwc2_submit_int_msg;
+ host->submit_control_msg = dwc2_submit_control_msg;
+ host->submit_bulk_msg = dwc2_submit_bulk_msg;
+
+ dev->priv = priv;
+ dev->detect = dwc2_detect;
+
+ ret = usb_register_host(host);
+ if (ret)
+ return ret;
+
+ return 0;
+}
+
+static void dwc2_remove(struct device_d *dev)
+{
+ struct dwc2_priv *priv = dev->priv;
+
+ dwc2_uninit_common(priv->regs);
+}
+
+static const struct of_device_id dwc2_dt_ids[] = {
+ { .compatible = "brcm,bcm2835-usb" },
+ { .compatible = "brcm,bcm2708-usb" },
+ { .compatible = "snps,dwc2" },
+ { /* sentinel */ }
+};
+
+static struct driver_d dwc2_driver = {
+ .name = "dwc2",
+ .probe = dwc2_probe,
+ .remove = dwc2_remove,
+ .of_compatible = DRV_OF_COMPAT(dwc2_dt_ids),
+};
+device_platform_driver(dwc2_driver);
diff --git a/drivers/usb/host/dwc2.h b/drivers/usb/host/dwc2.h
new file mode 100644
index 0000000000..bdf338f1ed
--- /dev/null
+++ b/drivers/usb/host/dwc2.h
@@ -0,0 +1,778 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * Copyright (C) 2014 Marek Vasut <marex@xxxxxxx>
+ */
+
+#ifndef __DWC2_H__
+#define __DWC2_H__
+
+struct dwc2_hc_regs {
+ u32 hcchar; /* 0x00 */
+ u32 hcsplt;
+ u32 hcint;
+ u32 hcintmsk;
+ u32 hctsiz; /* 0x10 */
+ u32 hcdma;
+ u32 reserved;
+ u32 hcdmab;
+};
+
+struct dwc2_host_regs {
+ u32 hcfg; /* 0x00 */
+ u32 hfir;
+ u32 hfnum;
+ u32 _pad_0x40c;
+ u32 hptxsts; /* 0x10 */
+ u32 haint;
+ u32 haintmsk;
+ u32 hflbaddr;
+};
+
+struct dwc2_core_regs {
+ u32 gotgctl; /* 0x000 */
+ u32 gotgint;
+ u32 gahbcfg;
+ u32 gusbcfg;
+ u32 grstctl; /* 0x010 */
+ u32 gintsts;
+ u32 gintmsk;
+ u32 grxstsr;
+ u32 grxstsp; /* 0x020 */
+ u32 grxfsiz;
+ u32 gnptxfsiz;
+ u32 gnptxsts;
+ u32 gi2cctl; /* 0x030 */
+ u32 gpvndctl;
+ u32 ggpio;
+ u32 guid;
+ u32 gsnpsid; /* 0x040 */
+ u32 ghwcfg1;
+ u32 ghwcfg2;
+ u32 ghwcfg3;
+ u32 ghwcfg4; /* 0x050 */
+ u32 glpmcfg;
+ u32 _pad_0x58_0x9c[42];
+ u32 hptxfsiz; /* 0x100 */
+ u32 dptxfsiz_dieptxf[15];
+ u32 _pad_0x140_0x3fc[176];
+ struct dwc2_host_regs host_regs; /* 0x400 */
+ u32 _pad_0x420_0x43c[8];
+ u32 hprt0; /* 0x440 */
+ u32 _pad_0x444_0x4fc[47];
+ struct dwc2_hc_regs hc_regs[16]; /* 0x500 */
+ u32 _pad_0x700_0xe00[448];
+ u32 pcgcctl; /* 0xe00 */
+};
+
+#define DWC2_GOTGCTL_SESREQSCS (1 << 0)
+#define DWC2_GOTGCTL_SESREQSCS_OFFSET 0
+#define DWC2_GOTGCTL_SESREQ (1 << 1)
+#define DWC2_GOTGCTL_SESREQ_OFFSET 1
+#define DWC2_GOTGCTL_HSTNEGSCS (1 << 8)
+#define DWC2_GOTGCTL_HSTNEGSCS_OFFSET 8
+#define DWC2_GOTGCTL_HNPREQ (1 << 9)
+#define DWC2_GOTGCTL_HNPREQ_OFFSET 9
+#define DWC2_GOTGCTL_HSTSETHNPEN (1 << 10)
+#define DWC2_GOTGCTL_HSTSETHNPEN_OFFSET 10
+#define DWC2_GOTGCTL_DEVHNPEN (1 << 11)
+#define DWC2_GOTGCTL_DEVHNPEN_OFFSET 11
+#define DWC2_GOTGCTL_CONIDSTS (1 << 16)
+#define DWC2_GOTGCTL_CONIDSTS_OFFSET 16
+#define DWC2_GOTGCTL_DBNCTIME (1 << 17)
+#define DWC2_GOTGCTL_DBNCTIME_OFFSET 17
+#define DWC2_GOTGCTL_ASESVLD (1 << 18)
+#define DWC2_GOTGCTL_ASESVLD_OFFSET 18
+#define DWC2_GOTGCTL_BSESVLD (1 << 19)
+#define DWC2_GOTGCTL_BSESVLD_OFFSET 19
+#define DWC2_GOTGCTL_OTGVER (1 << 20)
+#define DWC2_GOTGCTL_OTGVER_OFFSET 20
+#define DWC2_GOTGINT_SESENDDET (1 << 2)
+#define DWC2_GOTGINT_SESENDDET_OFFSET 2
+#define DWC2_GOTGINT_SESREQSUCSTSCHNG (1 << 8)
+#define DWC2_GOTGINT_SESREQSUCSTSCHNG_OFFSET 8
+#define DWC2_GOTGINT_HSTNEGSUCSTSCHNG (1 << 9)
+#define DWC2_GOTGINT_HSTNEGSUCSTSCHNG_OFFSET 9
+#define DWC2_GOTGINT_RESERVER10_16_MASK (0x7F << 10)
+#define DWC2_GOTGINT_RESERVER10_16_OFFSET 10
+#define DWC2_GOTGINT_HSTNEGDET (1 << 17)
+#define DWC2_GOTGINT_HSTNEGDET_OFFSET 17
+#define DWC2_GOTGINT_ADEVTOUTCHNG (1 << 18)
+#define DWC2_GOTGINT_ADEVTOUTCHNG_OFFSET 18
+#define DWC2_GOTGINT_DEBDONE (1 << 19)
+#define DWC2_GOTGINT_DEBDONE_OFFSET 19
+#define DWC2_GAHBCFG_GLBLINTRMSK (1 << 0)
+#define DWC2_GAHBCFG_GLBLINTRMSK_OFFSET 0
+#define DWC2_GAHBCFG_HBURSTLEN_SINGLE (0 << 1)
+#define DWC2_GAHBCFG_HBURSTLEN_INCR (1 << 1)
+#define DWC2_GAHBCFG_HBURSTLEN_INCR4 (3 << 1)
+#define DWC2_GAHBCFG_HBURSTLEN_INCR8 (5 << 1)
+#define DWC2_GAHBCFG_HBURSTLEN_INCR16 (7 << 1)
+#define DWC2_GAHBCFG_HBURSTLEN_MASK (0xF << 1)
+#define DWC2_GAHBCFG_HBURSTLEN_OFFSET 1
+#define DWC2_GAHBCFG_DMAENABLE (1 << 5)
+#define DWC2_GAHBCFG_DMAENABLE_OFFSET 5
+#define DWC2_GAHBCFG_NPTXFEMPLVL_TXFEMPLVL (1 << 7)
+#define DWC2_GAHBCFG_NPTXFEMPLVL_TXFEMPLVL_OFFSET 7
+#define DWC2_GAHBCFG_PTXFEMPLVL (1 << 8)
+#define DWC2_GAHBCFG_PTXFEMPLVL_OFFSET 8
+#define DWC2_GUSBCFG_TOUTCAL_MASK (0x7 << 0)
+#define DWC2_GUSBCFG_TOUTCAL_OFFSET 0
+#define DWC2_GUSBCFG_PHYIF (1 << 3)
+#define DWC2_GUSBCFG_PHYIF_OFFSET 3
+#define DWC2_GUSBCFG_ULPI_UTMI_SEL (1 << 4)
+#define DWC2_GUSBCFG_ULPI_UTMI_SEL_OFFSET 4
+#define DWC2_GUSBCFG_FSINTF (1 << 5)
+#define DWC2_GUSBCFG_FSINTF_OFFSET 5
+#define DWC2_GUSBCFG_PHYSEL (1 << 6)
+#define DWC2_GUSBCFG_PHYSEL_OFFSET 6
+#define DWC2_GUSBCFG_DDRSEL (1 << 7)
+#define DWC2_GUSBCFG_DDRSEL_OFFSET 7
+#define DWC2_GUSBCFG_SRPCAP (1 << 8)
+#define DWC2_GUSBCFG_SRPCAP_OFFSET 8
+#define DWC2_GUSBCFG_HNPCAP (1 << 9)
+#define DWC2_GUSBCFG_HNPCAP_OFFSET 9
+#define DWC2_GUSBCFG_USBTRDTIM_MASK (0xF << 10)
+#define DWC2_GUSBCFG_USBTRDTIM_OFFSET 10
+#define DWC2_GUSBCFG_NPTXFRWNDEN (1 << 14)
+#define DWC2_GUSBCFG_NPTXFRWNDEN_OFFSET 14
+#define DWC2_GUSBCFG_PHYLPWRCLKSEL (1 << 15)
+#define DWC2_GUSBCFG_PHYLPWRCLKSEL_OFFSET 15
+#define DWC2_GUSBCFG_OTGUTMIFSSEL (1 << 16)
+#define DWC2_GUSBCFG_OTGUTMIFSSEL_OFFSET 16
+#define DWC2_GUSBCFG_ULPI_FSLS (1 << 17)
+#define DWC2_GUSBCFG_ULPI_FSLS_OFFSET 17
+#define DWC2_GUSBCFG_ULPI_AUTO_RES (1 << 18)
+#define DWC2_GUSBCFG_ULPI_AUTO_RES_OFFSET 18
+#define DWC2_GUSBCFG_ULPI_CLK_SUS_M (1 << 19)
+#define DWC2_GUSBCFG_ULPI_CLK_SUS_M_OFFSET 19
+#define DWC2_GUSBCFG_ULPI_EXT_VBUS_DRV (1 << 20)
+#define DWC2_GUSBCFG_ULPI_EXT_VBUS_DRV_OFFSET 20
+#define DWC2_GUSBCFG_ULPI_INT_VBUS_INDICATOR (1 << 21)
+#define DWC2_GUSBCFG_ULPI_INT_VBUS_INDICATOR_OFFSET 21
+#define DWC2_GUSBCFG_TERM_SEL_DL_PULSE (1 << 22)
+#define DWC2_GUSBCFG_TERM_SEL_DL_PULSE_OFFSET 22
+#define DWC2_GUSBCFG_INDICATOR_PASSTHROUGH (1 << 24)
+#define DWC2_GUSBCFG_INDICATOR_PASSTHROUGH_OFFSET 24
+#define DWC2_GUSBCFG_IC_USB_CAP (1 << 26)
+#define DWC2_GUSBCFG_IC_USB_CAP_OFFSET 26
+#define DWC2_GUSBCFG_IC_TRAFFIC_PULL_REMOVE (1 << 27)
+#define DWC2_GUSBCFG_IC_TRAFFIC_PULL_REMOVE_OFFSET 27
+#define DWC2_GUSBCFG_TX_END_DELAY (1 << 28)
+#define DWC2_GUSBCFG_TX_END_DELAY_OFFSET 28
+#define DWC2_GUSBCFG_FORCEHOSTMODE (1 << 29)
+#define DWC2_GUSBCFG_FORCEHOSTMODE_OFFSET 29
+#define DWC2_GUSBCFG_FORCEDEVMODE (1 << 30)
+#define DWC2_GUSBCFG_FORCEDEVMODE_OFFSET 30
+#define DWC2_GLPMCTL_LPM_CAP_EN (1 << 0)
+#define DWC2_GLPMCTL_LPM_CAP_EN_OFFSET 0
+#define DWC2_GLPMCTL_APPL_RESP (1 << 1)
+#define DWC2_GLPMCTL_APPL_RESP_OFFSET 1
+#define DWC2_GLPMCTL_HIRD_MASK (0xF << 2)
+#define DWC2_GLPMCTL_HIRD_OFFSET 2
+#define DWC2_GLPMCTL_REM_WKUP_EN (1 << 6)
+#define DWC2_GLPMCTL_REM_WKUP_EN_OFFSET 6
+#define DWC2_GLPMCTL_EN_UTMI_SLEEP (1 << 7)
+#define DWC2_GLPMCTL_EN_UTMI_SLEEP_OFFSET 7
+#define DWC2_GLPMCTL_HIRD_THRES_MASK (0x1F << 8)
+#define DWC2_GLPMCTL_HIRD_THRES_OFFSET 8
+#define DWC2_GLPMCTL_LPM_RESP_MASK (0x3 << 13)
+#define DWC2_GLPMCTL_LPM_RESP_OFFSET 13
+#define DWC2_GLPMCTL_PRT_SLEEP_STS (1 << 15)
+#define DWC2_GLPMCTL_PRT_SLEEP_STS_OFFSET 15
+#define DWC2_GLPMCTL_SLEEP_STATE_RESUMEOK (1 << 16)
+#define DWC2_GLPMCTL_SLEEP_STATE_RESUMEOK_OFFSET 16
+#define DWC2_GLPMCTL_LPM_CHAN_INDEX_MASK (0xF << 17)
+#define DWC2_GLPMCTL_LPM_CHAN_INDEX_OFFSET 17
+#define DWC2_GLPMCTL_RETRY_COUNT_MASK (0x7 << 21)
+#define DWC2_GLPMCTL_RETRY_COUNT_OFFSET 21
+#define DWC2_GLPMCTL_SEND_LPM (1 << 24)
+#define DWC2_GLPMCTL_SEND_LPM_OFFSET 24
+#define DWC2_GLPMCTL_RETRY_COUNT_STS_MASK (0x7 << 25)
+#define DWC2_GLPMCTL_RETRY_COUNT_STS_OFFSET 25
+#define DWC2_GLPMCTL_HSIC_CONNECT (1 << 30)
+#define DWC2_GLPMCTL_HSIC_CONNECT_OFFSET 30
+#define DWC2_GLPMCTL_INV_SEL_HSIC (1 << 31)
+#define DWC2_GLPMCTL_INV_SEL_HSIC_OFFSET 31
+#define DWC2_GRSTCTL_CSFTRST (1 << 0)
+#define DWC2_GRSTCTL_CSFTRST_OFFSET 0
+#define DWC2_GRSTCTL_HSFTRST (1 << 1)
+#define DWC2_GRSTCTL_HSFTRST_OFFSET 1
+#define DWC2_GRSTCTL_HSTFRM (1 << 2)
+#define DWC2_GRSTCTL_HSTFRM_OFFSET 2
+#define DWC2_GRSTCTL_INTKNQFLSH (1 << 3)
+#define DWC2_GRSTCTL_INTKNQFLSH_OFFSET 3
+#define DWC2_GRSTCTL_RXFFLSH (1 << 4)
+#define DWC2_GRSTCTL_RXFFLSH_OFFSET 4
+#define DWC2_GRSTCTL_TXFFLSH (1 << 5)
+#define DWC2_GRSTCTL_TXFFLSH_OFFSET 5
+#define DWC2_GRSTCTL_TXFNUM_MASK (0x1F << 6)
+#define DWC2_GRSTCTL_TXFNUM_OFFSET 6
+#define DWC2_GRSTCTL_DMAREQ (1 << 30)
+#define DWC2_GRSTCTL_DMAREQ_OFFSET 30
+#define DWC2_GRSTCTL_AHBIDLE (1 << 31)
+#define DWC2_GRSTCTL_AHBIDLE_OFFSET 31
+#define DWC2_GINTMSK_MODEMISMATCH (1 << 1)
+#define DWC2_GINTMSK_MODEMISMATCH_OFFSET 1
+#define DWC2_GINTMSK_OTGINTR (1 << 2)
+#define DWC2_GINTMSK_OTGINTR_OFFSET 2
+#define DWC2_GINTMSK_SOFINTR (1 << 3)
+#define DWC2_GINTMSK_SOFINTR_OFFSET 3
+#define DWC2_GINTMSK_RXSTSQLVL (1 << 4)
+#define DWC2_GINTMSK_RXSTSQLVL_OFFSET 4
+#define DWC2_GINTMSK_NPTXFEMPTY (1 << 5)
+#define DWC2_GINTMSK_NPTXFEMPTY_OFFSET 5
+#define DWC2_GINTMSK_GINNAKEFF (1 << 6)
+#define DWC2_GINTMSK_GINNAKEFF_OFFSET 6
+#define DWC2_GINTMSK_GOUTNAKEFF (1 << 7)
+#define DWC2_GINTMSK_GOUTNAKEFF_OFFSET 7
+#define DWC2_GINTMSK_I2CINTR (1 << 9)
+#define DWC2_GINTMSK_I2CINTR_OFFSET 9
+#define DWC2_GINTMSK_ERLYSUSPEND (1 << 10)
+#define DWC2_GINTMSK_ERLYSUSPEND_OFFSET 10
+#define DWC2_GINTMSK_USBSUSPEND (1 << 11)
+#define DWC2_GINTMSK_USBSUSPEND_OFFSET 11
+#define DWC2_GINTMSK_USBRESET (1 << 12)
+#define DWC2_GINTMSK_USBRESET_OFFSET 12
+#define DWC2_GINTMSK_ENUMDONE (1 << 13)
+#define DWC2_GINTMSK_ENUMDONE_OFFSET 13
+#define DWC2_GINTMSK_ISOOUTDROP (1 << 14)
+#define DWC2_GINTMSK_ISOOUTDROP_OFFSET 14
+#define DWC2_GINTMSK_EOPFRAME (1 << 15)
+#define DWC2_GINTMSK_EOPFRAME_OFFSET 15
+#define DWC2_GINTMSK_EPMISMATCH (1 << 17)
+#define DWC2_GINTMSK_EPMISMATCH_OFFSET 17
+#define DWC2_GINTMSK_INEPINTR (1 << 18)
+#define DWC2_GINTMSK_INEPINTR_OFFSET 18
+#define DWC2_GINTMSK_OUTEPINTR (1 << 19)
+#define DWC2_GINTMSK_OUTEPINTR_OFFSET 19
+#define DWC2_GINTMSK_INCOMPLISOIN (1 << 20)
+#define DWC2_GINTMSK_INCOMPLISOIN_OFFSET 20
+#define DWC2_GINTMSK_INCOMPLISOOUT (1 << 21)
+#define DWC2_GINTMSK_INCOMPLISOOUT_OFFSET 21
+#define DWC2_GINTMSK_PORTINTR (1 << 24)
+#define DWC2_GINTMSK_PORTINTR_OFFSET 24
+#define DWC2_GINTMSK_HCINTR (1 << 25)
+#define DWC2_GINTMSK_HCINTR_OFFSET 25
+#define DWC2_GINTMSK_PTXFEMPTY (1 << 26)
+#define DWC2_GINTMSK_PTXFEMPTY_OFFSET 26
+#define DWC2_GINTMSK_LPMTRANRCVD (1 << 27)
+#define DWC2_GINTMSK_LPMTRANRCVD_OFFSET 27
+#define DWC2_GINTMSK_CONIDSTSCHNG (1 << 28)
+#define DWC2_GINTMSK_CONIDSTSCHNG_OFFSET 28
+#define DWC2_GINTMSK_DISCONNECT (1 << 29)
+#define DWC2_GINTMSK_DISCONNECT_OFFSET 29
+#define DWC2_GINTMSK_SESSREQINTR (1 << 30)
+#define DWC2_GINTMSK_SESSREQINTR_OFFSET 30
+#define DWC2_GINTMSK_WKUPINTR (1 << 31)
+#define DWC2_GINTMSK_WKUPINTR_OFFSET 31
+#define DWC2_GINTSTS_CURMODE_DEVICE (0 << 0)
+#define DWC2_GINTSTS_CURMODE_HOST (1 << 0)
+#define DWC2_GINTSTS_CURMODE (1 << 0)
+#define DWC2_GINTSTS_CURMODE_OFFSET 0
+#define DWC2_GINTSTS_MODEMISMATCH (1 << 1)
+#define DWC2_GINTSTS_MODEMISMATCH_OFFSET 1
+#define DWC2_GINTSTS_OTGINTR (1 << 2)
+#define DWC2_GINTSTS_OTGINTR_OFFSET 2
+#define DWC2_GINTSTS_SOFINTR (1 << 3)
+#define DWC2_GINTSTS_SOFINTR_OFFSET 3
+#define DWC2_GINTSTS_RXSTSQLVL (1 << 4)
+#define DWC2_GINTSTS_RXSTSQLVL_OFFSET 4
+#define DWC2_GINTSTS_NPTXFEMPTY (1 << 5)
+#define DWC2_GINTSTS_NPTXFEMPTY_OFFSET 5
+#define DWC2_GINTSTS_GINNAKEFF (1 << 6)
+#define DWC2_GINTSTS_GINNAKEFF_OFFSET 6
+#define DWC2_GINTSTS_GOUTNAKEFF (1 << 7)
+#define DWC2_GINTSTS_GOUTNAKEFF_OFFSET 7
+#define DWC2_GINTSTS_I2CINTR (1 << 9)
+#define DWC2_GINTSTS_I2CINTR_OFFSET 9
+#define DWC2_GINTSTS_ERLYSUSPEND (1 << 10)
+#define DWC2_GINTSTS_ERLYSUSPEND_OFFSET 10
+#define DWC2_GINTSTS_USBSUSPEND (1 << 11)
+#define DWC2_GINTSTS_USBSUSPEND_OFFSET 11
+#define DWC2_GINTSTS_USBRESET (1 << 12)
+#define DWC2_GINTSTS_USBRESET_OFFSET 12
+#define DWC2_GINTSTS_ENUMDONE (1 << 13)
+#define DWC2_GINTSTS_ENUMDONE_OFFSET 13
+#define DWC2_GINTSTS_ISOOUTDROP (1 << 14)
+#define DWC2_GINTSTS_ISOOUTDROP_OFFSET 14
+#define DWC2_GINTSTS_EOPFRAME (1 << 15)
+#define DWC2_GINTSTS_EOPFRAME_OFFSET 15
+#define DWC2_GINTSTS_INTOKENRX (1 << 16)
+#define DWC2_GINTSTS_INTOKENRX_OFFSET 16
+#define DWC2_GINTSTS_EPMISMATCH (1 << 17)
+#define DWC2_GINTSTS_EPMISMATCH_OFFSET 17
+#define DWC2_GINTSTS_INEPINT (1 << 18)
+#define DWC2_GINTSTS_INEPINT_OFFSET 18
+#define DWC2_GINTSTS_OUTEPINTR (1 << 19)
+#define DWC2_GINTSTS_OUTEPINTR_OFFSET 19
+#define DWC2_GINTSTS_INCOMPLISOIN (1 << 20)
+#define DWC2_GINTSTS_INCOMPLISOIN_OFFSET 20
+#define DWC2_GINTSTS_INCOMPLISOOUT (1 << 21)
+#define DWC2_GINTSTS_INCOMPLISOOUT_OFFSET 21
+#define DWC2_GINTSTS_PORTINTR (1 << 24)
+#define DWC2_GINTSTS_PORTINTR_OFFSET 24
+#define DWC2_GINTSTS_HCINTR (1 << 25)
+#define DWC2_GINTSTS_HCINTR_OFFSET 25
+#define DWC2_GINTSTS_PTXFEMPTY (1 << 26)
+#define DWC2_GINTSTS_PTXFEMPTY_OFFSET 26
+#define DWC2_GINTSTS_LPMTRANRCVD (1 << 27)
+#define DWC2_GINTSTS_LPMTRANRCVD_OFFSET 27
+#define DWC2_GINTSTS_CONIDSTSCHNG (1 << 28)
+#define DWC2_GINTSTS_CONIDSTSCHNG_OFFSET 28
+#define DWC2_GINTSTS_DISCONNECT (1 << 29)
+#define DWC2_GINTSTS_DISCONNECT_OFFSET 29
+#define DWC2_GINTSTS_SESSREQINTR (1 << 30)
+#define DWC2_GINTSTS_SESSREQINTR_OFFSET 30
+#define DWC2_GINTSTS_WKUPINTR (1 << 31)
+#define DWC2_GINTSTS_WKUPINTR_OFFSET 31
+#define DWC2_GRXSTS_EPNUM_MASK (0xF << 0)
+#define DWC2_GRXSTS_EPNUM_OFFSET 0
+#define DWC2_GRXSTS_BCNT_MASK (0x7FF << 4)
+#define DWC2_GRXSTS_BCNT_OFFSET 4
+#define DWC2_GRXSTS_DPID_MASK (0x3 << 15)
+#define DWC2_GRXSTS_DPID_OFFSET 15
+#define DWC2_GRXSTS_PKTSTS_MASK (0xF << 17)
+#define DWC2_GRXSTS_PKTSTS_OFFSET 17
+#define DWC2_GRXSTS_FN_MASK (0xF << 21)
+#define DWC2_GRXSTS_FN_OFFSET 21
+#define DWC2_FIFOSIZE_STARTADDR_MASK (0xFFFF << 0)
+#define DWC2_FIFOSIZE_STARTADDR_OFFSET 0
+#define DWC2_FIFOSIZE_DEPTH_MASK (0xFFFF << 16)
+#define DWC2_FIFOSIZE_DEPTH_OFFSET 16
+#define DWC2_GNPTXSTS_NPTXFSPCAVAIL_MASK (0xFFFF << 0)
+#define DWC2_GNPTXSTS_NPTXFSPCAVAIL_OFFSET 0
+#define DWC2_GNPTXSTS_NPTXQSPCAVAIL_MASK (0xFF << 16)
+#define DWC2_GNPTXSTS_NPTXQSPCAVAIL_OFFSET 16
+#define DWC2_GNPTXSTS_NPTXQTOP_TERMINATE (1 << 24)
+#define DWC2_GNPTXSTS_NPTXQTOP_TERMINATE_OFFSET 24
+#define DWC2_GNPTXSTS_NPTXQTOP_TOKEN_MASK (0x3 << 25)
+#define DWC2_GNPTXSTS_NPTXQTOP_TOKEN_OFFSET 25
+#define DWC2_GNPTXSTS_NPTXQTOP_CHNEP_MASK (0xF << 27)
+#define DWC2_GNPTXSTS_NPTXQTOP_CHNEP_OFFSET 27
+#define DWC2_DTXFSTS_TXFSPCAVAIL_MASK (0xFFFF << 0)
+#define DWC2_DTXFSTS_TXFSPCAVAIL_OFFSET 0
+#define DWC2_GI2CCTL_RWDATA_MASK (0xFF << 0)
+#define DWC2_GI2CCTL_RWDATA_OFFSET 0
+#define DWC2_GI2CCTL_REGADDR_MASK (0xFF << 8)
+#define DWC2_GI2CCTL_REGADDR_OFFSET 8
+#define DWC2_GI2CCTL_ADDR_MASK (0x7F << 16)
+#define DWC2_GI2CCTL_ADDR_OFFSET 16
+#define DWC2_GI2CCTL_I2CEN (1 << 23)
+#define DWC2_GI2CCTL_I2CEN_OFFSET 23
+#define DWC2_GI2CCTL_ACK (1 << 24)
+#define DWC2_GI2CCTL_ACK_OFFSET 24
+#define DWC2_GI2CCTL_I2CSUSPCTL (1 << 25)
+#define DWC2_GI2CCTL_I2CSUSPCTL_OFFSET 25
+#define DWC2_GI2CCTL_I2CDEVADDR_MASK (0x3 << 26)
+#define DWC2_GI2CCTL_I2CDEVADDR_OFFSET 26
+#define DWC2_GI2CCTL_RW (1 << 30)
+#define DWC2_GI2CCTL_RW_OFFSET 30
+#define DWC2_GI2CCTL_BSYDNE (1 << 31)
+#define DWC2_GI2CCTL_BSYDNE_OFFSET 31
+#define DWC2_HWCFG1_EP_DIR0_MASK (0x3 << 0)
+#define DWC2_HWCFG1_EP_DIR0_OFFSET 0
+#define DWC2_HWCFG1_EP_DIR1_MASK (0x3 << 2)
+#define DWC2_HWCFG1_EP_DIR1_OFFSET 2
+#define DWC2_HWCFG1_EP_DIR2_MASK (0x3 << 4)
+#define DWC2_HWCFG1_EP_DIR2_OFFSET 4
+#define DWC2_HWCFG1_EP_DIR3_MASK (0x3 << 6)
+#define DWC2_HWCFG1_EP_DIR3_OFFSET 6
+#define DWC2_HWCFG1_EP_DIR4_MASK (0x3 << 8)
+#define DWC2_HWCFG1_EP_DIR4_OFFSET 8
+#define DWC2_HWCFG1_EP_DIR5_MASK (0x3 << 10)
+#define DWC2_HWCFG1_EP_DIR5_OFFSET 10
+#define DWC2_HWCFG1_EP_DIR6_MASK (0x3 << 12)
+#define DWC2_HWCFG1_EP_DIR6_OFFSET 12
+#define DWC2_HWCFG1_EP_DIR7_MASK (0x3 << 14)
+#define DWC2_HWCFG1_EP_DIR7_OFFSET 14
+#define DWC2_HWCFG1_EP_DIR8_MASK (0x3 << 16)
+#define DWC2_HWCFG1_EP_DIR8_OFFSET 16
+#define DWC2_HWCFG1_EP_DIR9_MASK (0x3 << 18)
+#define DWC2_HWCFG1_EP_DIR9_OFFSET 18
+#define DWC2_HWCFG1_EP_DIR10_MASK (0x3 << 20)
+#define DWC2_HWCFG1_EP_DIR10_OFFSET 20
+#define DWC2_HWCFG1_EP_DIR11_MASK (0x3 << 22)
+#define DWC2_HWCFG1_EP_DIR11_OFFSET 22
+#define DWC2_HWCFG1_EP_DIR12_MASK (0x3 << 24)
+#define DWC2_HWCFG1_EP_DIR12_OFFSET 24
+#define DWC2_HWCFG1_EP_DIR13_MASK (0x3 << 26)
+#define DWC2_HWCFG1_EP_DIR13_OFFSET 26
+#define DWC2_HWCFG1_EP_DIR14_MASK (0x3 << 28)
+#define DWC2_HWCFG1_EP_DIR14_OFFSET 28
+#define DWC2_HWCFG1_EP_DIR15_MASK (0x3 << 30)
+#define DWC2_HWCFG1_EP_DIR15_OFFSET 30
+#define DWC2_HWCFG2_OP_MODE_MASK (0x7 << 0)
+#define DWC2_HWCFG2_OP_MODE_OFFSET 0
+#define DWC2_HWCFG2_ARCHITECTURE_SLAVE_ONLY (0x0 << 3)
+#define DWC2_HWCFG2_ARCHITECTURE_EXT_DMA (0x1 << 3)
+#define DWC2_HWCFG2_ARCHITECTURE_INT_DMA (0x2 << 3)
+#define DWC2_HWCFG2_ARCHITECTURE_MASK (0x3 << 3)
+#define DWC2_HWCFG2_ARCHITECTURE_OFFSET 3
+#define DWC2_HWCFG2_POINT2POINT (1 << 5)
+#define DWC2_HWCFG2_POINT2POINT_OFFSET 5
+#define DWC2_HWCFG2_HS_PHY_TYPE_MASK (0x3 << 6)
+#define DWC2_HWCFG2_HS_PHY_TYPE_OFFSET 6
+#define DWC2_HWCFG2_FS_PHY_TYPE_MASK (0x3 << 8)
+#define DWC2_HWCFG2_FS_PHY_TYPE_OFFSET 8
+#define DWC2_HWCFG2_NUM_DEV_EP_MASK (0xF << 10)
+#define DWC2_HWCFG2_NUM_DEV_EP_OFFSET 10
+#define DWC2_HWCFG2_NUM_HOST_CHAN_MASK (0xF << 14)
+#define DWC2_HWCFG2_NUM_HOST_CHAN_OFFSET 14
+#define DWC2_HWCFG2_PERIO_EP_SUPPORTED (1 << 18)
+#define DWC2_HWCFG2_PERIO_EP_SUPPORTED_OFFSET 18
+#define DWC2_HWCFG2_DYNAMIC_FIFO (1 << 19)
+#define DWC2_HWCFG2_DYNAMIC_FIFO_OFFSET 19
+#define DWC2_HWCFG2_MULTI_PROC_INT (1 << 20)
+#define DWC2_HWCFG2_MULTI_PROC_INT_OFFSET 20
+#define DWC2_HWCFG2_NONPERIO_TX_Q_DEPTH_MASK (0x3 << 22)
+#define DWC2_HWCFG2_NONPERIO_TX_Q_DEPTH_OFFSET 22
+#define DWC2_HWCFG2_HOST_PERIO_TX_Q_DEPTH_MASK (0x3 << 24)
+#define DWC2_HWCFG2_HOST_PERIO_TX_Q_DEPTH_OFFSET 24
+#define DWC2_HWCFG2_DEV_TOKEN_Q_DEPTH_MASK (0x1F << 26)
+#define DWC2_HWCFG2_DEV_TOKEN_Q_DEPTH_OFFSET 26
+#define DWC2_HWCFG3_XFER_SIZE_CNTR_WIDTH_MASK (0xF << 0)
+#define DWC2_HWCFG3_XFER_SIZE_CNTR_WIDTH_OFFSET 0
+#define DWC2_HWCFG3_PACKET_SIZE_CNTR_WIDTH_MASK (0x7 << 4)
+#define DWC2_HWCFG3_PACKET_SIZE_CNTR_WIDTH_OFFSET 4
+#define DWC2_HWCFG3_OTG_FUNC (1 << 7)
+#define DWC2_HWCFG3_OTG_FUNC_OFFSET 7
+#define DWC2_HWCFG3_I2C (1 << 8)
+#define DWC2_HWCFG3_I2C_OFFSET 8
+#define DWC2_HWCFG3_VENDOR_CTRL_IF (1 << 9)
+#define DWC2_HWCFG3_VENDOR_CTRL_IF_OFFSET 9
+#define DWC2_HWCFG3_OPTIONAL_FEATURES (1 << 10)
+#define DWC2_HWCFG3_OPTIONAL_FEATURES_OFFSET 10
+#define DWC2_HWCFG3_SYNCH_RESET_TYPE (1 << 11)
+#define DWC2_HWCFG3_SYNCH_RESET_TYPE_OFFSET 11
+#define DWC2_HWCFG3_OTG_ENABLE_IC_USB (1 << 12)
+#define DWC2_HWCFG3_OTG_ENABLE_IC_USB_OFFSET 12
+#define DWC2_HWCFG3_OTG_ENABLE_HSIC (1 << 13)
+#define DWC2_HWCFG3_OTG_ENABLE_HSIC_OFFSET 13
+#define DWC2_HWCFG3_OTG_LPM_EN (1 << 15)
+#define DWC2_HWCFG3_OTG_LPM_EN_OFFSET 15
+#define DWC2_HWCFG3_DFIFO_DEPTH_MASK (0xFFFF << 16)
+#define DWC2_HWCFG3_DFIFO_DEPTH_OFFSET 16
+#define DWC2_HWCFG4_NUM_DEV_PERIO_IN_EP_MASK (0xF << 0)
+#define DWC2_HWCFG4_NUM_DEV_PERIO_IN_EP_OFFSET 0
+#define DWC2_HWCFG4_POWER_OPTIMIZ (1 << 4)
+#define DWC2_HWCFG4_POWER_OPTIMIZ_OFFSET 4
+#define DWC2_HWCFG4_MIN_AHB_FREQ_MASK (0x1FF << 5)
+#define DWC2_HWCFG4_MIN_AHB_FREQ_OFFSET 5
+#define DWC2_HWCFG4_UTMI_PHY_DATA_WIDTH_MASK (0x3 << 14)
+#define DWC2_HWCFG4_UTMI_PHY_DATA_WIDTH_OFFSET 14
+#define DWC2_HWCFG4_NUM_DEV_MODE_CTRL_EP_MASK (0xF << 16)
+#define DWC2_HWCFG4_NUM_DEV_MODE_CTRL_EP_OFFSET 16
+#define DWC2_HWCFG4_IDDIG_FILT_EN (1 << 20)
+#define DWC2_HWCFG4_IDDIG_FILT_EN_OFFSET 20
+#define DWC2_HWCFG4_VBUS_VALID_FILT_EN (1 << 21)
+#define DWC2_HWCFG4_VBUS_VALID_FILT_EN_OFFSET 21
+#define DWC2_HWCFG4_A_VALID_FILT_EN (1 << 22)
+#define DWC2_HWCFG4_A_VALID_FILT_EN_OFFSET 22
+#define DWC2_HWCFG4_B_VALID_FILT_EN (1 << 23)
+#define DWC2_HWCFG4_B_VALID_FILT_EN_OFFSET 23
+#define DWC2_HWCFG4_SESSION_END_FILT_EN (1 << 24)
+#define DWC2_HWCFG4_SESSION_END_FILT_EN_OFFSET 24
+#define DWC2_HWCFG4_DED_FIFO_EN (1 << 25)
+#define DWC2_HWCFG4_DED_FIFO_EN_OFFSET 25
+#define DWC2_HWCFG4_NUM_IN_EPS_MASK (0xF << 26)
+#define DWC2_HWCFG4_NUM_IN_EPS_OFFSET 26
+#define DWC2_HWCFG4_DESC_DMA (1 << 30)
+#define DWC2_HWCFG4_DESC_DMA_OFFSET 30
+#define DWC2_HWCFG4_DESC_DMA_DYN (1 << 31)
+#define DWC2_HWCFG4_DESC_DMA_DYN_OFFSET 31
+#define DWC2_HCFG_FSLSPCLKSEL_30_60_MHZ 0
+#define DWC2_HCFG_FSLSPCLKSEL_48_MHZ 1
+#define DWC2_HCFG_FSLSPCLKSEL_6_MHZ 2
+#define DWC2_HCFG_FSLSPCLKSEL_MASK (0x3 << 0)
+#define DWC2_HCFG_FSLSPCLKSEL_OFFSET 0
+#define DWC2_HCFG_FSLSSUPP (1 << 2)
+#define DWC2_HCFG_FSLSSUPP_OFFSET 2
+#define DWC2_HCFG_DESCDMA (1 << 23)
+#define DWC2_HCFG_DESCDMA_OFFSET 23
+#define DWC2_HCFG_FRLISTEN_MASK (0x3 << 24)
+#define DWC2_HCFG_FRLISTEN_OFFSET 24
+#define DWC2_HCFG_PERSCHEDENA (1 << 26)
+#define DWC2_HCFG_PERSCHEDENA_OFFSET 26
+#define DWC2_HCFG_PERSCHEDSTAT (1 << 27)
+#define DWC2_HCFG_PERSCHEDSTAT_OFFSET 27
+#define DWC2_HFIR_FRINT_MASK (0xFFFF << 0)
+#define DWC2_HFIR_FRINT_OFFSET 0
+#define DWC2_HFNUM_FRNUM_MASK (0xFFFF << 0)
+#define DWC2_HFNUM_FRNUM_OFFSET 0
+#define DWC2_HFNUM_FRREM_MASK (0xFFFF << 16)
+#define DWC2_HFNUM_FRREM_OFFSET 16
+#define DWC2_HFNUM_MAX_FRNUM 0x3FFF
+#define DWC2_HPTXSTS_PTXFSPCAVAIL_MASK (0xFFFF << 0)
+#define DWC2_HPTXSTS_PTXFSPCAVAIL_OFFSET 0
+#define DWC2_HPTXSTS_PTXQSPCAVAIL_MASK (0xFF << 16)
+#define DWC2_HPTXSTS_PTXQSPCAVAIL_OFFSET 16
+#define DWC2_HPTXSTS_PTXQTOP_TERMINATE (1 << 24)
+#define DWC2_HPTXSTS_PTXQTOP_TERMINATE_OFFSET 24
+#define DWC2_HPTXSTS_PTXQTOP_TOKEN_MASK (0x3 << 25)
+#define DWC2_HPTXSTS_PTXQTOP_TOKEN_OFFSET 25
+#define DWC2_HPTXSTS_PTXQTOP_CHNUM_MASK (0xF << 27)
+#define DWC2_HPTXSTS_PTXQTOP_CHNUM_OFFSET 27
+#define DWC2_HPTXSTS_PTXQTOP_ODD (1 << 31)
+#define DWC2_HPTXSTS_PTXQTOP_ODD_OFFSET 31
+#define DWC2_HPRT0_PRTCONNSTS (1 << 0)
+#define DWC2_HPRT0_PRTCONNSTS_OFFSET 0
+#define DWC2_HPRT0_PRTCONNDET (1 << 1)
+#define DWC2_HPRT0_PRTCONNDET_OFFSET 1
+#define DWC2_HPRT0_PRTENA (1 << 2)
+#define DWC2_HPRT0_PRTENA_OFFSET 2
+#define DWC2_HPRT0_PRTENCHNG (1 << 3)
+#define DWC2_HPRT0_PRTENCHNG_OFFSET 3
+#define DWC2_HPRT0_PRTOVRCURRACT (1 << 4)
+#define DWC2_HPRT0_PRTOVRCURRACT_OFFSET 4
+#define DWC2_HPRT0_PRTOVRCURRCHNG (1 << 5)
+#define DWC2_HPRT0_PRTOVRCURRCHNG_OFFSET 5
+#define DWC2_HPRT0_PRTRES (1 << 6)
+#define DWC2_HPRT0_PRTRES_OFFSET 6
+#define DWC2_HPRT0_PRTSUSP (1 << 7)
+#define DWC2_HPRT0_PRTSUSP_OFFSET 7
+#define DWC2_HPRT0_PRTRST (1 << 8)
+#define DWC2_HPRT0_PRTRST_OFFSET 8
+#define DWC2_HPRT0_PRTLNSTS_MASK (0x3 << 10)
+#define DWC2_HPRT0_PRTLNSTS_OFFSET 10
+#define DWC2_HPRT0_PRTPWR (1 << 12)
+#define DWC2_HPRT0_PRTPWR_OFFSET 12
+#define DWC2_HPRT0_PRTTSTCTL_MASK (0xF << 13)
+#define DWC2_HPRT0_PRTTSTCTL_OFFSET 13
+#define DWC2_HPRT0_PRTSPD_HIGH (0 << 17)
+#define DWC2_HPRT0_PRTSPD_FULL (1 << 17)
+#define DWC2_HPRT0_PRTSPD_LOW (2 << 17)
+#define DWC2_HPRT0_PRTSPD_MASK (0x3 << 17)
+#define DWC2_HPRT0_PRTSPD_OFFSET 17
+#define DWC2_HAINT_CH0 (1 << 0)
+#define DWC2_HAINT_CH0_OFFSET 0
+#define DWC2_HAINT_CH1 (1 << 1)
+#define DWC2_HAINT_CH1_OFFSET 1
+#define DWC2_HAINT_CH2 (1 << 2)
+#define DWC2_HAINT_CH2_OFFSET 2
+#define DWC2_HAINT_CH3 (1 << 3)
+#define DWC2_HAINT_CH3_OFFSET 3
+#define DWC2_HAINT_CH4 (1 << 4)
+#define DWC2_HAINT_CH4_OFFSET 4
+#define DWC2_HAINT_CH5 (1 << 5)
+#define DWC2_HAINT_CH5_OFFSET 5
+#define DWC2_HAINT_CH6 (1 << 6)
+#define DWC2_HAINT_CH6_OFFSET 6
+#define DWC2_HAINT_CH7 (1 << 7)
+#define DWC2_HAINT_CH7_OFFSET 7
+#define DWC2_HAINT_CH8 (1 << 8)
+#define DWC2_HAINT_CH8_OFFSET 8
+#define DWC2_HAINT_CH9 (1 << 9)
+#define DWC2_HAINT_CH9_OFFSET 9
+#define DWC2_HAINT_CH10 (1 << 10)
+#define DWC2_HAINT_CH10_OFFSET 10
+#define DWC2_HAINT_CH11 (1 << 11)
+#define DWC2_HAINT_CH11_OFFSET 11
+#define DWC2_HAINT_CH12 (1 << 12)
+#define DWC2_HAINT_CH12_OFFSET 12
+#define DWC2_HAINT_CH13 (1 << 13)
+#define DWC2_HAINT_CH13_OFFSET 13
+#define DWC2_HAINT_CH14 (1 << 14)
+#define DWC2_HAINT_CH14_OFFSET 14
+#define DWC2_HAINT_CH15 (1 << 15)
+#define DWC2_HAINT_CH15_OFFSET 15
+#define DWC2_HAINT_CHINT_MASK 0xffff
+#define DWC2_HAINT_CHINT_OFFSET 0
+#define DWC2_HAINTMSK_CH0 (1 << 0)
+#define DWC2_HAINTMSK_CH0_OFFSET 0
+#define DWC2_HAINTMSK_CH1 (1 << 1)
+#define DWC2_HAINTMSK_CH1_OFFSET 1
+#define DWC2_HAINTMSK_CH2 (1 << 2)
+#define DWC2_HAINTMSK_CH2_OFFSET 2
+#define DWC2_HAINTMSK_CH3 (1 << 3)
+#define DWC2_HAINTMSK_CH3_OFFSET 3
+#define DWC2_HAINTMSK_CH4 (1 << 4)
+#define DWC2_HAINTMSK_CH4_OFFSET 4
+#define DWC2_HAINTMSK_CH5 (1 << 5)
+#define DWC2_HAINTMSK_CH5_OFFSET 5
+#define DWC2_HAINTMSK_CH6 (1 << 6)
+#define DWC2_HAINTMSK_CH6_OFFSET 6
+#define DWC2_HAINTMSK_CH7 (1 << 7)
+#define DWC2_HAINTMSK_CH7_OFFSET 7
+#define DWC2_HAINTMSK_CH8 (1 << 8)
+#define DWC2_HAINTMSK_CH8_OFFSET 8
+#define DWC2_HAINTMSK_CH9 (1 << 9)
+#define DWC2_HAINTMSK_CH9_OFFSET 9
+#define DWC2_HAINTMSK_CH10 (1 << 10)
+#define DWC2_HAINTMSK_CH10_OFFSET 10
+#define DWC2_HAINTMSK_CH11 (1 << 11)
+#define DWC2_HAINTMSK_CH11_OFFSET 11
+#define DWC2_HAINTMSK_CH12 (1 << 12)
+#define DWC2_HAINTMSK_CH12_OFFSET 12
+#define DWC2_HAINTMSK_CH13 (1 << 13)
+#define DWC2_HAINTMSK_CH13_OFFSET 13
+#define DWC2_HAINTMSK_CH14 (1 << 14)
+#define DWC2_HAINTMSK_CH14_OFFSET 14
+#define DWC2_HAINTMSK_CH15 (1 << 15)
+#define DWC2_HAINTMSK_CH15_OFFSET 15
+#define DWC2_HAINTMSK_CHINT_MASK 0xffff
+#define DWC2_HAINTMSK_CHINT_OFFSET 0
+#define DWC2_HCCHAR_MPS_MASK (0x7FF << 0)
+#define DWC2_HCCHAR_MPS_OFFSET 0
+#define DWC2_HCCHAR_EPNUM_MASK (0xF << 11)
+#define DWC2_HCCHAR_EPNUM_OFFSET 11
+#define DWC2_HCCHAR_EPDIR (1 << 15)
+#define DWC2_HCCHAR_EPDIR_OFFSET 15
+#define DWC2_HCCHAR_LSPDDEV (1 << 17)
+#define DWC2_HCCHAR_LSPDDEV_OFFSET 17
+#define DWC2_HCCHAR_EPTYPE_CONTROL 0
+#define DWC2_HCCHAR_EPTYPE_ISOC 1
+#define DWC2_HCCHAR_EPTYPE_BULK 2
+#define DWC2_HCCHAR_EPTYPE_INTR 3
+#define DWC2_HCCHAR_EPTYPE_MASK (0x3 << 18)
+#define DWC2_HCCHAR_EPTYPE_OFFSET 18
+#define DWC2_HCCHAR_MULTICNT_MASK (0x3 << 20)
+#define DWC2_HCCHAR_MULTICNT_OFFSET 20
+#define DWC2_HCCHAR_DEVADDR_MASK (0x7F << 22)
+#define DWC2_HCCHAR_DEVADDR_OFFSET 22
+#define DWC2_HCCHAR_ODDFRM (1 << 29)
+#define DWC2_HCCHAR_ODDFRM_OFFSET 29
+#define DWC2_HCCHAR_CHDIS (1 << 30)
+#define DWC2_HCCHAR_CHDIS_OFFSET 30
+#define DWC2_HCCHAR_CHEN (1 << 31)
+#define DWC2_HCCHAR_CHEN_OFFSET 31
+#define DWC2_HCSPLT_PRTADDR_MASK (0x7F << 0)
+#define DWC2_HCSPLT_PRTADDR_OFFSET 0
+#define DWC2_HCSPLT_HUBADDR_MASK (0x7F << 7)
+#define DWC2_HCSPLT_HUBADDR_OFFSET 7
+#define DWC2_HCSPLT_XACTPOS_MASK (0x3 << 14)
+#define DWC2_HCSPLT_XACTPOS_OFFSET 14
+#define DWC2_HCSPLT_COMPSPLT (1 << 16)
+#define DWC2_HCSPLT_COMPSPLT_OFFSET 16
+#define DWC2_HCSPLT_SPLTENA (1 << 31)
+#define DWC2_HCSPLT_SPLTENA_OFFSET 31
+#define DWC2_HCINT_XFERCOMP (1 << 0)
+#define DWC2_HCINT_XFERCOMP_OFFSET 0
+#define DWC2_HCINT_CHHLTD (1 << 1)
+#define DWC2_HCINT_CHHLTD_OFFSET 1
+#define DWC2_HCINT_AHBERR (1 << 2)
+#define DWC2_HCINT_AHBERR_OFFSET 2
+#define DWC2_HCINT_STALL (1 << 3)
+#define DWC2_HCINT_STALL_OFFSET 3
+#define DWC2_HCINT_NAK (1 << 4)
+#define DWC2_HCINT_NAK_OFFSET 4
+#define DWC2_HCINT_ACK (1 << 5)
+#define DWC2_HCINT_ACK_OFFSET 5
+#define DWC2_HCINT_NYET (1 << 6)
+#define DWC2_HCINT_NYET_OFFSET 6
+#define DWC2_HCINT_XACTERR (1 << 7)
+#define DWC2_HCINT_XACTERR_OFFSET 7
+#define DWC2_HCINT_BBLERR (1 << 8)
+#define DWC2_HCINT_BBLERR_OFFSET 8
+#define DWC2_HCINT_FRMOVRUN (1 << 9)
+#define DWC2_HCINT_FRMOVRUN_OFFSET 9
+#define DWC2_HCINT_DATATGLERR (1 << 10)
+#define DWC2_HCINT_DATATGLERR_OFFSET 10
+#define DWC2_HCINT_BNA (1 << 11)
+#define DWC2_HCINT_BNA_OFFSET 11
+#define DWC2_HCINT_XCS_XACT (1 << 12)
+#define DWC2_HCINT_XCS_XACT_OFFSET 12
+#define DWC2_HCINT_FRM_LIST_ROLL (1 << 13)
+#define DWC2_HCINT_FRM_LIST_ROLL_OFFSET 13
+#define DWC2_HCINTMSK_XFERCOMPL (1 << 0)
+#define DWC2_HCINTMSK_XFERCOMPL_OFFSET 0
+#define DWC2_HCINTMSK_CHHLTD (1 << 1)
+#define DWC2_HCINTMSK_CHHLTD_OFFSET 1
+#define DWC2_HCINTMSK_AHBERR (1 << 2)
+#define DWC2_HCINTMSK_AHBERR_OFFSET 2
+#define DWC2_HCINTMSK_STALL (1 << 3)
+#define DWC2_HCINTMSK_STALL_OFFSET 3
+#define DWC2_HCINTMSK_NAK (1 << 4)
+#define DWC2_HCINTMSK_NAK_OFFSET 4
+#define DWC2_HCINTMSK_ACK (1 << 5)
+#define DWC2_HCINTMSK_ACK_OFFSET 5
+#define DWC2_HCINTMSK_NYET (1 << 6)
+#define DWC2_HCINTMSK_NYET_OFFSET 6
+#define DWC2_HCINTMSK_XACTERR (1 << 7)
+#define DWC2_HCINTMSK_XACTERR_OFFSET 7
+#define DWC2_HCINTMSK_BBLERR (1 << 8)
+#define DWC2_HCINTMSK_BBLERR_OFFSET 8
+#define DWC2_HCINTMSK_FRMOVRUN (1 << 9)
+#define DWC2_HCINTMSK_FRMOVRUN_OFFSET 9
+#define DWC2_HCINTMSK_DATATGLERR (1 << 10)
+#define DWC2_HCINTMSK_DATATGLERR_OFFSET 10
+#define DWC2_HCINTMSK_BNA (1 << 11)
+#define DWC2_HCINTMSK_BNA_OFFSET 11
+#define DWC2_HCINTMSK_XCS_XACT (1 << 12)
+#define DWC2_HCINTMSK_XCS_XACT_OFFSET 12
+#define DWC2_HCINTMSK_FRM_LIST_ROLL (1 << 13)
+#define DWC2_HCINTMSK_FRM_LIST_ROLL_OFFSET 13
+#define DWC2_HCTSIZ_XFERSIZE_MASK 0x7ffff
+#define DWC2_HCTSIZ_XFERSIZE_OFFSET 0
+#define DWC2_HCTSIZ_SCHINFO_MASK 0xff
+#define DWC2_HCTSIZ_SCHINFO_OFFSET 0
+#define DWC2_HCTSIZ_NTD_MASK (0xff << 8)
+#define DWC2_HCTSIZ_NTD_OFFSET 8
+#define DWC2_HCTSIZ_PKTCNT_MASK (0x3ff << 19)
+#define DWC2_HCTSIZ_PKTCNT_OFFSET 19
+#define DWC2_HCTSIZ_PID_MASK (0x3 << 29)
+#define DWC2_HCTSIZ_PID_OFFSET 29
+#define DWC2_HCTSIZ_DOPNG (1 << 31)
+#define DWC2_HCTSIZ_DOPNG_OFFSET 31
+#define DWC2_HCDMA_CTD_MASK (0xFF << 3)
+#define DWC2_HCDMA_CTD_OFFSET 3
+#define DWC2_HCDMA_DMA_ADDR_MASK (0x1FFFFF << 11)
+#define DWC2_HCDMA_DMA_ADDR_OFFSET 11
+#define DWC2_PCGCCTL_STOPPCLK (1 << 0)
+#define DWC2_PCGCCTL_STOPPCLK_OFFSET 0
+#define DWC2_PCGCCTL_GATEHCLK (1 << 1)
+#define DWC2_PCGCCTL_GATEHCLK_OFFSET 1
+#define DWC2_PCGCCTL_PWRCLMP (1 << 2)
+#define DWC2_PCGCCTL_PWRCLMP_OFFSET 2
+#define DWC2_PCGCCTL_RSTPDWNMODULE (1 << 3)
+#define DWC2_PCGCCTL_RSTPDWNMODULE_OFFSET 3
+#define DWC2_PCGCCTL_PHYSUSPENDED (1 << 4)
+#define DWC2_PCGCCTL_PHYSUSPENDED_OFFSET 4
+#define DWC2_PCGCCTL_ENBL_SLEEP_GATING (1 << 5)
+#define DWC2_PCGCCTL_ENBL_SLEEP_GATING_OFFSET 5
+#define DWC2_PCGCCTL_PHY_IN_SLEEP (1 << 6)
+#define DWC2_PCGCCTL_PHY_IN_SLEEP_OFFSET 6
+#define DWC2_PCGCCTL_DEEP_SLEEP (1 << 7)
+#define DWC2_PCGCCTL_DEEP_SLEEP_OFFSET 7
+#define DWC2_SNPSID_DEVID_VER_2xx (0x4f542 << 12)
+#define DWC2_SNPSID_DEVID_VER_3xx (0x4f543 << 12)
+#define DWC2_SNPSID_DEVID_MASK (0xfffff << 12)
+#define DWC2_SNPSID_DEVID_OFFSET 12
+
+/* Host controller specific */
+#define DWC2_HC_PID_DATA0 0
+#define DWC2_HC_PID_DATA2 1
+#define DWC2_HC_PID_DATA1 2
+#define DWC2_HC_PID_MDATA 3
+#define DWC2_HC_PID_SETUP 3
+
+/* roothub.a masks */
+#define RH_A_NDP (0xff << 0) /* number of downstream ports */
+#define RH_A_PSM (1 << 8) /* power switching mode */
+#define RH_A_NPS (1 << 9) /* no power switching */
+#define RH_A_DT (1 << 10) /* device type (mbz) */
+#define RH_A_OCPM (1 << 11) /* over current protection mode */
+#define RH_A_NOCP (1 << 12) /* no over current protection */
+#define RH_A_POTPGT (0xff << 24) /* power on to power good time */
+
+/* roothub.b masks */
+#define RH_B_DR 0x0000ffff /* device removable flags */
+#define RH_B_PPCM 0xffff0000 /* port power control mask */
+
+/* Default driver configuration */
+#define CONFIG_DWC2_MAX_CHANNELS 16 /* Max # of EPs */
+#define CONFIG_DWC2_HOST_RX_FIFO_SIZE (516 + CONFIG_DWC2_MAX_CHANNELS)
+#define CONFIG_DWC2_HOST_NPERIO_TX_FIFO_SIZE 0x100 /* nPeriodic TX FIFO */
+#define CONFIG_DWC2_HOST_PERIO_TX_FIFO_SIZE 0x200 /* Periodic TX FIFO */
+#define CONFIG_DWC2_MAX_TRANSFER_SIZE 65535
+#define CONFIG_DWC2_MAX_PACKET_COUNT 511
+
+#define DWC2_PHY_TYPE_FS 0
+#define DWC2_PHY_TYPE_UTMI 1
+#define DWC2_PHY_TYPE_ULPI 2
+#define CONFIG_DWC2_PHY_TYPE DWC2_PHY_TYPE_UTMI /* PHY type */
+#define CONFIG_DWC2_UTMI_WIDTH 8 /* UTMI bus width (8/16) */
+
+#define CONFIG_DWC2_PHY_ULPI_EXT_VBUS /* ULPI PHY controls VBUS */
+#define CONFIG_DWC2_TX_THR_LENGTH 64
+
+#endif /* __DWC2_H__ */
--
2.24.0
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