From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from metis.ext.pengutronix.de ([2001:67c:670:201:290:27ff:fe1d:cc33]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1iiJKY-0003jy-Fg for barebox@lists.infradead.org; Fri, 20 Dec 2019 14:32:58 +0000 From: Sascha Hauer Date: Fri, 20 Dec 2019 15:32:31 +0100 Message-Id: <20191220143232.28354-10-s.hauer@pengutronix.de> In-Reply-To: <20191220143232.28354-1-s.hauer@pengutronix.de> References: <20191220143232.28354-1-s.hauer@pengutronix.de> MIME-Version: 1.0 List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "barebox" Errors-To: barebox-bounces+u.kleine-koenig=pengutronix.de@lists.infradead.org Subject: [PATCH 09/10] usb: Add dwc2 host driver To: Barebox List 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 --- 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 + * Copyright (C) 2014 Marek Vasut + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#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 + */ + +#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 _______________________________________________ barebox mailing list barebox@lists.infradead.org http://lists.infradead.org/mailman/listinfo/barebox