diff options
Diffstat (limited to 'drivers/usb')
98 files changed, 3032 insertions, 1032 deletions
diff --git a/drivers/usb/chipidea/ci.h b/drivers/usb/chipidea/ci.h index 6d6200e37b71..f243f0b431c3 100644 --- a/drivers/usb/chipidea/ci.h +++ b/drivers/usb/chipidea/ci.h @@ -406,8 +406,11 @@ static inline u32 hw_test_and_write(struct ci_hdrc *ci, enum ci_hw_regs reg, static inline bool ci_otg_is_fsm_mode(struct ci_hdrc *ci) { #ifdef CONFIG_USB_OTG_FSM + struct usb_otg_caps *otg_caps = &ci->platdata->ci_otg_caps; + return ci->is_otg && ci->roles[CI_ROLE_HOST] && - ci->roles[CI_ROLE_GADGET]; + ci->roles[CI_ROLE_GADGET] && (otg_caps->srp_support || + otg_caps->hnp_support || otg_caps->adp_support); #else return false; #endif diff --git a/drivers/usb/chipidea/core.c b/drivers/usb/chipidea/core.c index 3ad48e1c0c57..ab6212e888e1 100644 --- a/drivers/usb/chipidea/core.c +++ b/drivers/usb/chipidea/core.c @@ -560,6 +560,8 @@ static irqreturn_t ci_irq(int irq, void *data) static int ci_get_platdata(struct device *dev, struct ci_hdrc_platform_data *platdata) { + int ret; + if (!platdata->phy_mode) platdata->phy_mode = of_usb_get_phy_mode(dev->of_node); @@ -588,6 +590,19 @@ static int ci_get_platdata(struct device *dev, of_usb_host_tpl_support(dev->of_node); } + if (platdata->dr_mode == USB_DR_MODE_OTG) { + /* We can support HNP and SRP of OTG 2.0 */ + platdata->ci_otg_caps.otg_rev = 0x0200; + platdata->ci_otg_caps.hnp_support = true; + platdata->ci_otg_caps.srp_support = true; + + /* Update otg capabilities by DT properties */ + ret = of_usb_update_otg_caps(dev->of_node, + &platdata->ci_otg_caps); + if (ret) + return ret; + } + if (of_usb_get_maximum_speed(dev->of_node) == USB_SPEED_FULL) platdata->flags |= CI_HDRC_FORCE_FULLSPEED; diff --git a/drivers/usb/chipidea/debug.c b/drivers/usb/chipidea/debug.c index 5b7061a33103..3869c6d75515 100644 --- a/drivers/usb/chipidea/debug.c +++ b/drivers/usb/chipidea/debug.c @@ -10,6 +10,7 @@ #include <linux/usb/phy.h> #include <linux/usb/otg.h> #include <linux/usb/otg-fsm.h> +#include <linux/usb/chipidea.h> #include "ci.h" #include "udc.h" diff --git a/drivers/usb/chipidea/udc.c b/drivers/usb/chipidea/udc.c index 764f668d45a9..c592b6f0fe21 100644 --- a/drivers/usb/chipidea/udc.c +++ b/drivers/usb/chipidea/udc.c @@ -1624,6 +1624,20 @@ static int init_eps(struct ci_hdrc *ci) hwep->ep.name = hwep->name; hwep->ep.ops = &usb_ep_ops; + + if (i == 0) { + hwep->ep.caps.type_control = true; + } else { + hwep->ep.caps.type_iso = true; + hwep->ep.caps.type_bulk = true; + hwep->ep.caps.type_int = true; + } + + if (j == TX) + hwep->ep.caps.dir_in = true; + else + hwep->ep.caps.dir_out = true; + /* * for ep0: maxP defined in desc, for other * eps, maxP is set by epautoconfig() called @@ -1827,6 +1841,7 @@ static irqreturn_t udc_irq(struct ci_hdrc *ci) static int udc_start(struct ci_hdrc *ci) { struct device *dev = ci->dev; + struct usb_otg_caps *otg_caps = &ci->platdata->ci_otg_caps; int retval = 0; spin_lock_init(&ci->lock); @@ -1834,8 +1849,12 @@ static int udc_start(struct ci_hdrc *ci) ci->gadget.ops = &usb_gadget_ops; ci->gadget.speed = USB_SPEED_UNKNOWN; ci->gadget.max_speed = USB_SPEED_HIGH; - ci->gadget.is_otg = ci->is_otg ? 1 : 0; ci->gadget.name = ci->platdata->name; + ci->gadget.otg_caps = otg_caps; + + if (ci->is_otg && (otg_caps->hnp_support || otg_caps->srp_support || + otg_caps->adp_support)) + ci->gadget.is_otg = 1; INIT_LIST_HEAD(&ci->gadget.ep_list); diff --git a/drivers/usb/common/common.c b/drivers/usb/common/common.c index b530fd403ffb..9e39286a4e5a 100644 --- a/drivers/usb/common/common.c +++ b/drivers/usb/common/common.c @@ -154,6 +154,62 @@ bool of_usb_host_tpl_support(struct device_node *np) return false; } EXPORT_SYMBOL_GPL(of_usb_host_tpl_support); + +/** + * of_usb_update_otg_caps - to update usb otg capabilities according to + * the passed properties in DT. + * @np: Pointer to the given device_node + * @otg_caps: Pointer to the target usb_otg_caps to be set + * + * The function updates the otg capabilities + */ +int of_usb_update_otg_caps(struct device_node *np, + struct usb_otg_caps *otg_caps) +{ + u32 otg_rev; + + if (!otg_caps) + return -EINVAL; + + if (!of_property_read_u32(np, "otg-rev", &otg_rev)) { + switch (otg_rev) { + case 0x0100: + case 0x0120: + case 0x0130: + case 0x0200: + /* Choose the lesser one if it's already been set */ + if (otg_caps->otg_rev) + otg_caps->otg_rev = min_t(u16, otg_rev, + otg_caps->otg_rev); + else + otg_caps->otg_rev = otg_rev; + break; + default: + pr_err("%s: unsupported otg-rev: 0x%x\n", + np->full_name, otg_rev); + return -EINVAL; + } + } else { + /* + * otg-rev is mandatory for otg properties, if not passed + * we set it to be 0 and assume it's a legacy otg device. + * Non-dt platform can set it afterwards. + */ + otg_caps->otg_rev = 0; + } + + if (of_find_property(np, "hnp-disable", NULL)) + otg_caps->hnp_support = false; + if (of_find_property(np, "srp-disable", NULL)) + otg_caps->srp_support = false; + if (of_find_property(np, "adp-disable", NULL) || + (otg_caps->otg_rev < 0x0200)) + otg_caps->adp_support = false; + + return 0; +} +EXPORT_SYMBOL_GPL(of_usb_update_otg_caps); + #endif MODULE_LICENSE("GPL"); diff --git a/drivers/usb/dwc2/gadget.c b/drivers/usb/dwc2/gadget.c index 4d47b7c09238..3ee5b4c77a1f 100644 --- a/drivers/usb/dwc2/gadget.c +++ b/drivers/usb/dwc2/gadget.c @@ -2880,7 +2880,7 @@ static int s3c_hsotg_ep_sethalt(struct usb_ep *ep, int value) epctl = readl(hs->regs + epreg); if (value) { - epctl |= DXEPCTL_STALL + DXEPCTL_SNAK; + epctl |= DXEPCTL_STALL | DXEPCTL_SNAK; if (epctl & DXEPCTL_EPENA) epctl |= DXEPCTL_EPDIS; } else { @@ -3289,6 +3289,19 @@ static void s3c_hsotg_initep(struct dwc2_hsotg *hsotg, usb_ep_set_maxpacket_limit(&hs_ep->ep, epnum ? 1024 : EP0_MPS_LIMIT); hs_ep->ep.ops = &s3c_hsotg_ep_ops; + if (epnum == 0) { + hs_ep->ep.caps.type_control = true; + } else { + hs_ep->ep.caps.type_iso = true; + hs_ep->ep.caps.type_bulk = true; + hs_ep->ep.caps.type_int = true; + } + + if (dir_in) + hs_ep->ep.caps.dir_in = true; + else + hs_ep->ep.caps.dir_out = true; + /* * if we're using dma, we need to set the next-endpoint pointer * to be something valid. diff --git a/drivers/usb/dwc3/Kconfig b/drivers/usb/dwc3/Kconfig index dede32e809b6..5a42c4590402 100644 --- a/drivers/usb/dwc3/Kconfig +++ b/drivers/usb/dwc3/Kconfig @@ -104,11 +104,4 @@ config USB_DWC3_QCOM Recent Qualcomm SoCs ship with one DesignWare Core USB3 IP inside, say 'Y' or 'M' if you have one such device. -comment "Debugging features" - -config USB_DWC3_DEBUG - bool "Enable Debugging Messages" - help - Say Y here to enable debugging messages on DWC3 Driver. - endif diff --git a/drivers/usb/dwc3/Makefile b/drivers/usb/dwc3/Makefile index c7076e37c4ed..acc951d46c27 100644 --- a/drivers/usb/dwc3/Makefile +++ b/drivers/usb/dwc3/Makefile @@ -1,8 +1,6 @@ # define_trace.h needs to know how to find our header CFLAGS_trace.o := -I$(src) -ccflags-$(CONFIG_USB_DWC3_DEBUG) := -DDEBUG - obj-$(CONFIG_USB_DWC3) += dwc3.o dwc3-y := core.o debug.o trace.o diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c index ff5773c66b84..064123e44566 100644 --- a/drivers/usb/dwc3/core.c +++ b/drivers/usb/dwc3/core.c @@ -455,8 +455,6 @@ static int dwc3_phy_setup(struct dwc3 *dwc) reg |= DWC3_GUSB2PHYCFG_ULPI_UTMI; dwc3_writel(dwc->regs, DWC3_GUSB2PHYCFG(0), reg); } else { - dev_warn(dwc->dev, "HSPHY Interface not defined\n"); - /* Relying on default value. */ if (!(reg & DWC3_GUSB2PHYCFG_ULPI_UTMI)) break; diff --git a/drivers/usb/dwc3/dwc3-exynos.c b/drivers/usb/dwc3/dwc3-exynos.c index 7bd0a95b2815..dd5cb5577dca 100644 --- a/drivers/usb/dwc3/dwc3-exynos.c +++ b/drivers/usb/dwc3/dwc3-exynos.c @@ -145,7 +145,7 @@ static int dwc3_exynos_probe(struct platform_device *pdev) exynos->susp_clk = devm_clk_get(dev, "usbdrd30_susp_clk"); if (IS_ERR(exynos->susp_clk)) { - dev_dbg(dev, "no suspend clk specified\n"); + dev_info(dev, "no suspend clk specified\n"); exynos->susp_clk = NULL; } clk_prepare_enable(exynos->susp_clk); diff --git a/drivers/usb/dwc3/dwc3-keystone.c b/drivers/usb/dwc3/dwc3-keystone.c index fe3b9335a74e..2be268d2423d 100644 --- a/drivers/usb/dwc3/dwc3-keystone.c +++ b/drivers/usb/dwc3/dwc3-keystone.c @@ -115,7 +115,7 @@ static int kdwc3_probe(struct platform_device *pdev) error = clk_prepare_enable(kdwc->clk); if (error < 0) { - dev_dbg(kdwc->dev, "unable to enable usb clock, err %d\n", + dev_err(kdwc->dev, "unable to enable usb clock, error %d\n", error); return error; } diff --git a/drivers/usb/dwc3/dwc3-omap.c b/drivers/usb/dwc3/dwc3-omap.c index 6b486a36863c..a5a1b7c45743 100644 --- a/drivers/usb/dwc3/dwc3-omap.c +++ b/drivers/usb/dwc3/dwc3-omap.c @@ -128,8 +128,7 @@ struct dwc3_omap { u32 dma_status:1; - struct extcon_specific_cable_nb extcon_vbus_dev; - struct extcon_specific_cable_nb extcon_id_dev; + struct extcon_dev *edev; struct notifier_block vbus_nb; struct notifier_block id_nb; @@ -225,12 +224,10 @@ st |