From: Hauke Mehrtens Date: Fri, 23 Oct 2015 22:32:38 +0000 (+0000) Subject: bcm53xx: update USB 3.0 driver with version submitted upstream X-Git-Tag: reboot~1766 X-Git-Url: http://git.openwrt.org/?p=openwrt%2Fstaging%2Fchunkeey.git;a=commitdiff_plain;h=aaa20ae2c2dc70fd8a6fd853cd6be2045bca0692 bcm53xx: update USB 3.0 driver with version submitted upstream Signed-off-by: Hauke Mehrtens SVN-Revision: 47248 --- diff --git a/target/linux/bcm53xx/patches-4.1/191-usb-xhci-add-Broadcom-specific-fake-doorbell.patch b/target/linux/bcm53xx/patches-4.1/191-usb-xhci-add-Broadcom-specific-fake-doorbell.patch new file mode 100644 index 0000000000..0209e68476 --- /dev/null +++ b/target/linux/bcm53xx/patches-4.1/191-usb-xhci-add-Broadcom-specific-fake-doorbell.patch @@ -0,0 +1,135 @@ +From dd0e5f9a6a4aed849bdb80641c2a2350476cede7 Mon Sep 17 00:00:00 2001 +From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= +Date: Sun, 21 Jun 2015 11:10:49 +0200 +Subject: [PATCH v3 2/6] usb: xhci: add Broadcom specific fake doorbell +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +This fixes problem with controller seeing devices only in some small +percentage of cold boots. +This quirk is also added to the platform data so we can activate it +when we register our platform driver. + +Signed-off-by: Rafał Miłecki +Signed-off-by: Hauke Mehrtens +--- + drivers/usb/host/xhci-plat.c | 3 +++ + drivers/usb/host/xhci.c | 57 +++++++++++++++++++++++++++++++++++++--- + drivers/usb/host/xhci.h | 1 + + include/linux/usb/xhci_pdriver.h | 1 + + 4 files changed, 59 insertions(+), 3 deletions(-) + +--- a/drivers/usb/host/xhci-plat.c ++++ b/drivers/usb/host/xhci-plat.c +@@ -42,6 +42,9 @@ static void xhci_plat_quirks(struct devi + if ((node && of_property_read_bool(node, "usb3-lpm-capable")) || + (pdata && pdata->usb3_lpm_capable)) + xhci->quirks |= XHCI_LPM_SUPPORT; ++ ++ if (pdata && pdata->usb3_fake_doorbell) ++ xhci->quirks |= XHCI_FAKE_DOORBELL; + } + + /* called during probe() after chip reset completes */ +--- a/drivers/usb/host/xhci.c ++++ b/drivers/usb/host/xhci.c +@@ -121,6 +121,39 @@ int xhci_halt(struct xhci_hcd *xhci) + return ret; + } + ++static int xhci_fake_doorbell(struct xhci_hcd *xhci, int slot_id) ++{ ++ u32 temp; ++ ++ /* alloc a virt device for slot */ ++ if (!xhci_alloc_virt_device(xhci, slot_id, NULL, GFP_NOIO)) { ++ xhci_warn(xhci, "Could not allocate xHCI USB device data structures\n"); ++ return -ENOMEM; ++ } ++ ++ /* ring fake doorbell for slot_id ep 0 */ ++ xhci_ring_ep_doorbell(xhci, slot_id, 0, 0); ++ usleep_range(1000, 1500); ++ ++ /* read the status register to check if HSE is set or not? */ ++ temp = readl(&xhci->op_regs->status); ++ ++ /* clear HSE if set */ ++ if (temp & STS_FATAL) { ++ xhci_dbg(xhci, "HSE problem detected, status: 0x%x\n", temp); ++ temp &= ~(0x1fff); ++ temp |= STS_FATAL; ++ writel(temp, &xhci->op_regs->status); ++ usleep_range(1000, 1500); ++ readl(&xhci->op_regs->status); ++ } ++ ++ /* Free virt device */ ++ xhci_free_virt_device(xhci, slot_id); ++ ++ return 0; ++} ++ + /* + * Set the run bit and wait for the host to be running. + */ +@@ -556,10 +589,25 @@ int xhci_init(struct usb_hcd *hcd) + + static int xhci_run_finished(struct xhci_hcd *xhci) + { +- if (xhci_start(xhci)) { +- xhci_halt(xhci); +- return -ENODEV; ++ int err; ++ ++ err = xhci_start(xhci); ++ if (err) { ++ err = -ENODEV; ++ goto out_err; ++ } ++ if (xhci->quirks & XHCI_FAKE_DOORBELL) { ++ err = xhci_fake_doorbell(xhci, 1); ++ if (err) ++ goto out_err; ++ ++ err = xhci_start(xhci); ++ if (err) { ++ err = -ENODEV; ++ goto out_err; ++ } + } ++ + xhci->shared_hcd->state = HC_STATE_RUNNING; + xhci->cmd_ring_state = CMD_RING_STATE_RUNNING; + +@@ -569,6 +617,9 @@ static int xhci_run_finished(struct xhci + xhci_dbg_trace(xhci, trace_xhci_dbg_init, + "Finished xhci_run for USB3 roothub"); + return 0; ++out_err: ++ xhci_halt(xhci); ++ return err; + } + + /* +--- a/drivers/usb/host/xhci.h ++++ b/drivers/usb/host/xhci.h +@@ -1568,6 +1568,7 @@ struct xhci_hcd { + /* For controllers with a broken beyond repair streams implementation */ + #define XHCI_BROKEN_STREAMS (1 << 19) + #define XHCI_PME_STUCK_QUIRK (1 << 20) ++#define XHCI_FAKE_DOORBELL (1 << 21) + unsigned int num_active_eps; + unsigned int limit_active_eps; + /* There are two roothubs to keep track of bus suspend info for */ +--- a/include/linux/usb/xhci_pdriver.h ++++ b/include/linux/usb/xhci_pdriver.h +@@ -22,6 +22,7 @@ + */ + struct usb_xhci_pdata { + unsigned usb3_lpm_capable:1; ++ unsigned usb3_fake_doorbell:1; + }; + + #endif /* __USB_CORE_XHCI_PDRIVER_H */ diff --git a/target/linux/bcm53xx/patches-4.1/195-USB-bcma-make-helper-creating-platform-dev-more-gene.patch b/target/linux/bcm53xx/patches-4.1/195-USB-bcma-make-helper-creating-platform-dev-more-gene.patch new file mode 100644 index 0000000000..1e28857655 --- /dev/null +++ b/target/linux/bcm53xx/patches-4.1/195-USB-bcma-make-helper-creating-platform-dev-more-gene.patch @@ -0,0 +1,75 @@ +From c7c7bf7fcbacadac7781783de25fe1e13e2a2c35 Mon Sep 17 00:00:00 2001 +From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= +Date: Tue, 16 Jun 2015 12:33:46 +0200 +Subject: [PATCH v3 3/6] usb: bcma: make helper creating platform dev more + generic +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +Having "bool ohci" argument bounded us to two cases only and didn't +allow re-using this code for XHCI. + +Signed-off-by: Rafał Miłecki +Signed-off-by: Hauke Mehrtens +--- + drivers/usb/host/bcma-hcd.c | 24 +++++++++++++----------- + 1 file changed, 13 insertions(+), 11 deletions(-) + +--- a/drivers/usb/host/bcma-hcd.c ++++ b/drivers/usb/host/bcma-hcd.c +@@ -249,7 +249,10 @@ static const struct usb_ehci_pdata ehci_ + static const struct usb_ohci_pdata ohci_pdata = { + }; + +-static struct platform_device *bcma_hcd_create_pdev(struct bcma_device *dev, bool ohci, u32 addr) ++static struct platform_device *bcma_hcd_create_pdev(struct bcma_device *dev, ++ const char *name, u32 addr, ++ const void *data, ++ size_t size) + { + struct platform_device *hci_dev; + struct resource hci_res[2]; +@@ -264,8 +267,7 @@ static struct platform_device *bcma_hcd_ + hci_res[1].start = dev->irq; + hci_res[1].flags = IORESOURCE_IRQ; + +- hci_dev = platform_device_alloc(ohci ? "ohci-platform" : +- "ehci-platform" , 0); ++ hci_dev = platform_device_alloc(name, 0); + if (!hci_dev) + return ERR_PTR(-ENOMEM); + +@@ -276,12 +278,8 @@ static struct platform_device *bcma_hcd_ + ARRAY_SIZE(hci_res)); + if (ret) + goto err_alloc; +- if (ohci) +- ret = platform_device_add_data(hci_dev, &ohci_pdata, +- sizeof(ohci_pdata)); +- else +- ret = platform_device_add_data(hci_dev, &ehci_pdata, +- sizeof(ehci_pdata)); ++ if (data) ++ ret = platform_device_add_data(hci_dev, data, size); + if (ret) + goto err_alloc; + ret = platform_device_add(hci_dev); +@@ -334,11 +332,15 @@ static int bcma_hcd_probe(struct bcma_de + && chipinfo->rev == 0) + ohci_addr = 0x18009000; + +- usb_dev->ohci_dev = bcma_hcd_create_pdev(dev, true, ohci_addr); ++ usb_dev->ohci_dev = bcma_hcd_create_pdev(dev, "ohci-platform", ++ ohci_addr, &ohci_pdata, ++ sizeof(ohci_pdata)); + if (IS_ERR(usb_dev->ohci_dev)) + return PTR_ERR(usb_dev->ohci_dev); + +- usb_dev->ehci_dev = bcma_hcd_create_pdev(dev, false, dev->addr); ++ usb_dev->ehci_dev = bcma_hcd_create_pdev(dev, "ehci-platform", ++ dev->addr, &ehci_pdata, ++ sizeof(ehci_pdata)); + if (IS_ERR(usb_dev->ehci_dev)) { + err = PTR_ERR(usb_dev->ehci_dev); + goto err_unregister_ohci_dev; diff --git a/target/linux/bcm53xx/patches-4.1/196-USB-bcma-use-separated-function-for-USB-2.0-initiali.patch b/target/linux/bcm53xx/patches-4.1/196-USB-bcma-use-separated-function-for-USB-2.0-initiali.patch new file mode 100644 index 0000000000..d636e86046 --- /dev/null +++ b/target/linux/bcm53xx/patches-4.1/196-USB-bcma-use-separated-function-for-USB-2.0-initiali.patch @@ -0,0 +1,104 @@ +From fa5622c2fadae573dd6b0f5bffe436b230b411f6 Mon Sep 17 00:00:00 2001 +From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= +Date: Tue, 16 Jun 2015 12:52:07 +0200 +Subject: [PATCH v3 4/6] usb: bcma: use separated function for USB 2.0 + initialization +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +This will allow adding USB 3.0 (XHCI) support cleanly. + +Signed-off-by: Rafał Miłecki +Signed-off-by: Hauke Mehrtens +--- + drivers/usb/host/bcma-hcd.c | 51 +++++++++++++++++++++++++++++++-------------- + 1 file changed, 35 insertions(+), 16 deletions(-) + +--- a/drivers/usb/host/bcma-hcd.c ++++ b/drivers/usb/host/bcma-hcd.c +@@ -34,6 +34,7 @@ MODULE_DESCRIPTION("Common USB driver fo + MODULE_LICENSE("GPL"); + + struct bcma_hcd_device { ++ struct bcma_device *core; + struct platform_device *ehci_dev; + struct platform_device *ohci_dev; + }; +@@ -293,27 +294,16 @@ err_alloc: + return ERR_PTR(ret); + } + +-static int bcma_hcd_probe(struct bcma_device *dev) ++static int bcma_hcd_usb20_init(struct bcma_hcd_device *usb_dev) + { +- int err; ++ struct bcma_device *dev = usb_dev->core; ++ struct bcma_chipinfo *chipinfo = &dev->bus->chipinfo; + u32 ohci_addr; +- struct bcma_hcd_device *usb_dev; +- struct bcma_chipinfo *chipinfo; +- +- chipinfo = &dev->bus->chipinfo; +- +- /* TODO: Probably need checks here; is the core connected? */ ++ int err; + + if (dma_set_mask_and_coherent(dev->dma_dev, DMA_BIT_MASK(32))) + return -EOPNOTSUPP; + +- usb_dev = devm_kzalloc(&dev->dev, sizeof(struct bcma_hcd_device), +- GFP_KERNEL); +- if (!usb_dev) +- return -ENOMEM; +- +- bcma_hci_platform_power_gpio(dev, true); +- + switch (dev->id.id) { + case BCMA_CORE_NS_USB20: + bcma_hcd_init_chip_arm(dev); +@@ -346,7 +336,6 @@ static int bcma_hcd_probe(struct bcma_de + goto err_unregister_ohci_dev; + } + +- bcma_set_drvdata(dev, usb_dev); + return 0; + + err_unregister_ohci_dev: +@@ -354,6 +343,36 @@ err_unregister_ohci_dev: + return err; + } + ++static int bcma_hcd_probe(struct bcma_device *dev) ++{ ++ int err; ++ struct bcma_hcd_device *usb_dev; ++ ++ /* TODO: Probably need checks here; is the core connected? */ ++ ++ usb_dev = devm_kzalloc(&dev->dev, sizeof(struct bcma_hcd_device), ++ GFP_KERNEL); ++ if (!usb_dev) ++ return -ENOMEM; ++ usb_dev->core = dev; ++ ++ bcma_hci_platform_power_gpio(dev, true); ++ ++ switch (dev->id.id) { ++ case BCMA_CORE_USB20_HOST: ++ case BCMA_CORE_NS_USB20: ++ err = bcma_hcd_usb20_init(usb_dev); ++ if (err) ++ return err; ++ break; ++ default: ++ return -ENODEV; ++ } ++ ++ bcma_set_drvdata(dev, usb_dev); ++ return 0; ++} ++ + static void bcma_hcd_remove(struct bcma_device *dev) + { + struct bcma_hcd_device *usb_dev = bcma_get_drvdata(dev); diff --git a/target/linux/bcm53xx/patches-4.1/197-USB-bcma-add-USB-3.0-support.patch b/target/linux/bcm53xx/patches-4.1/197-USB-bcma-add-USB-3.0-support.patch new file mode 100644 index 0000000000..f477a1b65d --- /dev/null +++ b/target/linux/bcm53xx/patches-4.1/197-USB-bcma-add-USB-3.0-support.patch @@ -0,0 +1,295 @@ +From 121ec6539abedbc0e975cf35f48ee044b323e4c3 Mon Sep 17 00:00:00 2001 +From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= +Date: Tue, 16 Jun 2015 17:14:26 +0200 +Subject: [PATCH v3 5/6] usb: bcma: add USB 3.0 support +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +Signed-off-by: Rafał Miłecki +Signed-off-by: Hauke Mehrtens +--- + drivers/usb/host/bcma-hcd.c | 225 ++++++++++++++++++++++++++++++++++++++++++++ + 1 file changed, 225 insertions(+) + +--- a/drivers/usb/host/bcma-hcd.c ++++ b/drivers/usb/host/bcma-hcd.c +@@ -28,6 +28,7 @@ + #include + #include + #include ++#include + + MODULE_AUTHOR("Hauke Mehrtens"); + MODULE_DESCRIPTION("Common USB driver for BCMA Bus"); +@@ -37,6 +38,7 @@ struct bcma_hcd_device { + struct bcma_device *core; + struct platform_device *ehci_dev; + struct platform_device *ohci_dev; ++ struct platform_device *xhci_dev; + }; + + /* Wait for bitmask in a register to get set or cleared. +@@ -250,6 +252,10 @@ static const struct usb_ehci_pdata ehci_ + static const struct usb_ohci_pdata ohci_pdata = { + }; + ++static const struct usb_xhci_pdata xhci_pdata = { ++ .usb3_fake_doorbell = 1 ++}; ++ + static struct platform_device *bcma_hcd_create_pdev(struct bcma_device *dev, + const char *name, u32 addr, + const void *data, +@@ -343,6 +349,216 @@ err_unregister_ohci_dev: + return err; + } + ++static bool bcma_wait_reg(struct bcma_bus *bus, void __iomem *addr, u32 mask, ++ u32 value, int timeout) ++{ ++ unsigned long deadline = jiffies + timeout; ++ u32 val; ++ ++ do { ++ val = readl(addr); ++ if ((val & mask) == value) ++ return true; ++ cpu_relax(); ++ udelay(10); ++ } while (!time_after_eq(jiffies, deadline)); ++ ++ pr_err("Timeout waiting for register %p\n", addr); ++ ++ return false; ++} ++ ++static void bcma_hcd_usb30_phy_init(struct bcma_hcd_device *bcma_hcd) ++{ ++ struct bcma_device *core = bcma_hcd->core; ++ struct bcma_bus *bus = core->bus; ++ struct bcma_chipinfo *chipinfo = &bus->chipinfo; ++ struct bcma_drv_cc_b *ccb = &bus->drv_cc_b; ++ struct bcma_device *arm_core; ++ void __iomem *dmu = NULL; ++ u32 cru_straps_ctrl; ++ ++ if (chipinfo->id != BCMA_CHIP_ID_BCM4707 && ++ chipinfo->id != BCMA_CHIP_ID_BCM53018) ++ return; ++ ++ arm_core = bcma_find_core(bus, BCMA_CORE_ARMCA9); ++ if (!arm_core) ++ return; ++ ++ dmu = ioremap_nocache(arm_core->addr_s[0], 0x1000); ++ if (!dmu) ++ goto out; ++ ++ /* Check strapping of PCIE/USB3 SEL */ ++ cru_straps_ctrl = ioread32(dmu + 0x2a0); ++ if ((cru_straps_ctrl & 0x10) == 0) ++ goto out; ++ ++ /* Perform USB3 system soft reset */ ++ bcma_awrite32(core, BCMA_RESET_CTL, BCMA_RESET_CTL_RESET); ++ ++ /* Enable MDIO. Setting MDCDIV as 26 */ ++ iowrite32(0x0000009a, ccb->mii + 0x000); ++ udelay(2); ++ ++ switch (chipinfo->id) { ++ case BCMA_CHIP_ID_BCM4707: ++ if (chipinfo->rev == 4) { ++ /* For NS-B0, USB3 PLL Block */ ++ bcma_wait_reg(bus, ccb->mii + 0x000, 0x0100, 0x0000, 1000); ++ iowrite32(0x587e8000, ccb->mii + 0x004); ++ ++ /* Clear ana_pllSeqStart */ ++ bcma_wait_reg(bus, ccb->mii + 0x000, 0x0100, 0x0000, 1000); ++ iowrite32(0x58061000, ccb->mii + 0x004); ++ ++ /* CMOS Divider ratio to 25 */ ++ bcma_wait_reg(bus, ccb->mii + 0x000, 0x0100, 0x0000, 1000); ++ iowrite32(0x582a6400, ccb->mii + 0x004); ++ ++ /* Asserting PLL Reset */ ++ bcma_wait_reg(bus, ccb->mii + 0x000, 0x0100, 0x0000, 1000); ++ iowrite32(0x582ec000, ccb->mii + 0x004); ++ ++ /* Deaaserting PLL Reset */ ++ bcma_wait_reg(bus, ccb->mii + 0x000, 0x0100, 0x0000, 1000); ++ iowrite32(0x582e8000, ccb->mii + 0x004); ++ ++ /* Deasserting USB3 system reset */ ++ bcma_awrite32(core, BCMA_RESET_CTL, 0); ++ ++ /* Set ana_pllSeqStart */ ++ bcma_wait_reg(bus, ccb->mii + 0x000, 0x0100, 0x0000, 1000); ++ iowrite32(0x58069000, ccb->mii + 0x004); ++ ++ /* RXPMD block */ ++ bcma_wait_reg(bus, ccb->mii + 0x000, 0x0100, 0x0000, 1000); ++ iowrite32(0x587e8020, ccb->mii + 0x004); ++ ++ /* CDR int loop locking BW to 1 */ ++ bcma_wait_reg(bus, ccb->mii + 0x000, 0x0100, 0x0000, 1000); ++ iowrite32(0x58120049, ccb->mii + 0x004); ++ ++ /* CDR int loop acquisition BW to 1 */ ++ bcma_wait_reg(bus, ccb->mii + 0x000, 0x0100, 0x0000, 1000); ++ iowrite32(0x580e0049, ccb->mii + 0x004); ++ ++ /* CDR prop loop BW to 1 */ ++ bcma_wait_reg(bus, ccb->mii + 0x000, 0x0100, 0x0000, 1000); ++ iowrite32(0x580a005c, ccb->mii + 0x004); ++ ++ /* Waiting MII Mgt interface idle */ ++ bcma_wait_reg(bus, ccb->mii + 0x000, 0x0100, 0x0000, 1000); ++ } else { ++ /* PLL30 block */ ++ bcma_wait_reg(bus, ccb->mii + 0x000, 0x0100, 0x0000, 1000); ++ iowrite32(0x587e8000, ccb->mii + 0x004); ++ ++ bcma_wait_reg(bus, ccb->mii + 0x000, 0x0100, 0x0000, 1000); ++ iowrite32(0x582a6400, ccb->mii + 0x004); ++ ++ bcma_wait_reg(bus, ccb->mii + 0x000, 0x0100, 0x0000, 1000); ++ iowrite32(0x587e80e0, ccb->mii + 0x004); ++ ++ bcma_wait_reg(bus, ccb->mii + 0x000, 0x0100, 0x0000, 1000); ++ iowrite32(0x580a009c, ccb->mii + 0x004); ++ ++ /* Enable SSC */ ++ bcma_wait_reg(bus, ccb->mii + 0x000, 0x0100, 0x0000, 1000); ++ iowrite32(0x587e8040, ccb->mii + 0x004); ++ ++ bcma_wait_reg(bus, ccb->mii + 0x000, 0x0100, 0x0000, 1000); ++ iowrite32(0x580a21d3, ccb->mii + 0x004); ++ ++ bcma_wait_reg(bus, ccb->mii + 0x000, 0x0100, 0x0000, 1000); ++ iowrite32(0x58061003, ccb->mii + 0x004); ++ ++ /* Waiting MII Mgt interface idle */ ++ bcma_wait_reg(bus, ccb->mii + 0x000, 0x0100, 0x0000, 1000); ++ ++ /* Deasserting USB3 system reset */ ++ bcma_awrite32(core, BCMA_RESET_CTL, 0); ++ } ++ break; ++ case BCMA_CHIP_ID_BCM53018: ++ /* USB3 PLL Block */ ++ bcma_wait_reg(bus, ccb->mii + 0x000, 0x0100, 0x0000, 1000); ++ iowrite32(0x587e8000, ccb->mii + 0x004); ++ ++ /* Assert Ana_Pllseq start */ ++ bcma_wait_reg(bus, ccb->mii + 0x000, 0x0100, 0x0000, 1000); ++ iowrite32(0x58061000, ccb->mii + 0x004); ++ ++ /* Assert CML Divider ratio to 26 */ ++ bcma_wait_reg(bus, ccb->mii + 0x000, 0x0100, 0x0000, 1000); ++ iowrite32(0x582a6400, ccb->mii + 0x004); ++ ++ /* Asserting PLL Reset */ ++ bcma_wait_reg(bus, ccb->mii + 0x000, 0x0100, 0x0000, 1000); ++ iowrite32(0x582ec000, ccb->mii + 0x004); ++ ++ /* Deaaserting PLL Reset */ ++ bcma_wait_reg(bus, ccb->mii + 0x000, 0x0100, 0x0000, 1000); ++ iowrite32(0x582e8000, ccb->mii + 0x004); ++ ++ /* Waiting MII Mgt interface idle */ ++ bcma_wait_reg(bus, ccb->mii + 0x000, 0x0100, 0x0000, 1000); ++ ++ /* Deasserting USB3 system reset */ ++ bcma_awrite32(core, BCMA_RESET_CTL, 0); ++ ++ /* PLL frequency monitor enable */ ++ bcma_wait_reg(bus, ccb->mii + 0x000, 0x0100, 0x0000, 1000); ++ iowrite32(0x58069000, ccb->mii + 0x004); ++ ++ /* PIPE Block */ ++ bcma_wait_reg(bus, ccb->mii + 0x000, 0x0100, 0x0000, 1000); ++ iowrite32(0x587e8060, ccb->mii + 0x004); ++ ++ /* CMPMAX & CMPMINTH setting */ ++ bcma_wait_reg(bus, ccb->mii + 0x000, 0x0100, 0x0000, 1000); ++ iowrite32(0x580af30d, ccb->mii + 0x004); ++ ++ /* DEGLITCH MIN & MAX setting */ ++ bcma_wait_reg(bus, ccb->mii + 0x000, 0x0100, 0x0000, 1000); ++ iowrite32(0x580e6302, ccb->mii + 0x004); ++ ++ /* TXPMD block */ ++ bcma_wait_reg(bus, ccb->mii + 0x000, 0x0100, 0x0000, 1000); ++ iowrite32(0x587e8040, ccb->mii + 0x004); ++ ++ /* Enabling SSC */ ++ bcma_wait_reg(bus, ccb->mii + 0x000, 0x0100, 0x0000, 1000); ++ iowrite32(0x58061003, ccb->mii + 0x004); ++ ++ /* Waiting MII Mgt interface idle */ ++ bcma_wait_reg(bus, ccb->mii + 0x000, 0x0100, 0x0000, 1000); ++ ++ break; ++ } ++out: ++ if (dmu) ++ iounmap(dmu); ++} ++ ++static int bcma_hcd_usb30_init(struct bcma_hcd_device *bcma_hcd) ++{ ++ struct bcma_device *core = bcma_hcd->core; ++ ++ bcma_core_enable(core, 0); ++ ++ bcma_hcd_usb30_phy_init(bcma_hcd); ++ ++ bcma_hcd->xhci_dev = bcma_hcd_create_pdev(core, "xhci-hcd", core->addr, ++ &xhci_pdata, ++ sizeof(xhci_pdata)); ++ if (IS_ERR(bcma_hcd->ohci_dev)) ++ return PTR_ERR(bcma_hcd->ohci_dev); ++ ++ return 0; ++} ++ + static int bcma_hcd_probe(struct bcma_device *dev) + { + int err; +@@ -365,6 +581,11 @@ static int bcma_hcd_probe(struct bcma_de + if (err) + return err; + break; ++ case BCMA_CORE_NS_USB30: ++ err = bcma_hcd_usb30_init(usb_dev); ++ if (err) ++ return err; ++ break; + default: + return -ENODEV; + } +@@ -378,11 +599,14 @@ static void bcma_hcd_remove(struct bcma_ + struct bcma_hcd_device *usb_dev = bcma_get_drvdata(dev); + struct platform_device *ohci_dev = usb_dev->ohci_dev; + struct platform_device *ehci_dev = usb_dev->ehci_dev; ++ struct platform_device *xhci_dev = usb_dev->xhci_dev; + + if (ohci_dev) + platform_device_unregister(ohci_dev); + if (ehci_dev) + platform_device_unregister(ehci_dev); ++ if (xhci_dev) ++ platform_device_unregister(xhci_dev); + + bcma_core_disable(dev, 0); + } +@@ -419,6 +643,7 @@ static int bcma_hcd_resume(struct bcma_d + static const struct bcma_device_id bcma_hcd_table[] = { + BCMA_CORE(BCMA_MANUF_BCM, BCMA_CORE_USB20_HOST, BCMA_ANY_REV, BCMA_ANY_CLASS), + BCMA_CORE(BCMA_MANUF_BCM, BCMA_CORE_NS_USB20, BCMA_ANY_REV, BCMA_ANY_CLASS), ++ BCMA_CORE(BCMA_MANUF_BCM, BCMA_CORE_NS_USB30, BCMA_ANY_REV, BCMA_ANY_CLASS), + {}, + }; + MODULE_DEVICE_TABLE(bcma, bcma_hcd_table); diff --git a/target/linux/bcm53xx/patches-4.1/198-USB-bcma-fix-setting-VCC-GPIO-value.patch b/target/linux/bcm53xx/patches-4.1/198-USB-bcma-fix-setting-VCC-GPIO-value.patch new file mode 100644 index 0000000000..75932937c0 --- /dev/null +++ b/target/linux/bcm53xx/patches-4.1/198-USB-bcma-fix-setting-VCC-GPIO-value.patch @@ -0,0 +1,54 @@ +From 7572673e06393b117f87b20b82be0518634d7042 Mon Sep 17 00:00:00 2001 +From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= +Date: Sun, 21 Jun 2015 12:09:57 +0200 +Subject: [PATCH v3 6/6] usb: bcma: fix setting VCC GPIO value +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +It wasn't working (on most of devices?) without setting GPIO direction +and wasn't respecting ACTIVE_LOW flag. + +Signed-off-by: Rafał Miłecki +Signed-off-by: Hauke Mehrtens +--- + drivers/usb/host/bcma-hcd.c | 14 ++++++++++---- + 1 file changed, 10 insertions(+), 4 deletions(-) + +--- a/drivers/usb/host/bcma-hcd.c ++++ b/drivers/usb/host/bcma-hcd.c +@@ -26,6 +26,7 @@ + #include + #include + #include ++#include + #include + #include + #include +@@ -231,17 +232,22 @@ static void bcma_hcd_init_chip_arm(struc + + static void bcma_hci_platform_power_gpio(struct bcma_device *dev, bool val) + { ++ enum of_gpio_flags of_flags; + int gpio; + +- gpio = of_get_named_gpio(dev->dev.of_node, "vcc-gpio", 0); ++ gpio = of_get_named_gpio_flags(dev->dev.of_node, "vcc-gpio", 0, &of_flags); + if (!gpio_is_valid(gpio)) + return; + + if (val) { +- gpio_request(gpio, "bcma-hcd-gpio"); +- gpio_set_value(gpio, 1); ++ unsigned long flags = 0; ++ bool active_low = !!(of_flags & OF_GPIO_ACTIVE_LOW); ++ ++ flags |= active_low ? GPIOF_ACTIVE_LOW : 0; ++ flags |= active_low ? GPIOF_INIT_LOW : GPIOF_INIT_HIGH; ++ gpio_request_one(gpio, flags, "bcma-hcd-gpio"); + } else { +- gpio_set_value(gpio, 0); ++ gpiod_set_value(gpio_to_desc(gpio), 0); + gpio_free(gpio); + } + } diff --git a/target/linux/bcm53xx/patches-4.1/810-USB-bcma-make-helper-creating-platform-dev-more-gene.patch b/target/linux/bcm53xx/patches-4.1/810-USB-bcma-make-helper-creating-platform-dev-more-gene.patch deleted file mode 100644 index d331ae6573..0000000000 --- a/target/linux/bcm53xx/patches-4.1/810-USB-bcma-make-helper-creating-platform-dev-more-gene.patch +++ /dev/null @@ -1,73 +0,0 @@ -From 5b4fed9fc917cc2bfc5297eeab03aeba5d340618 Mon Sep 17 00:00:00 2001 -From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= -Date: Tue, 16 Jun 2015 12:33:46 +0200 -Subject: [PATCH] USB: bcma: make helper creating platform dev more generic -MIME-Version: 1.0 -Content-Type: text/plain; charset=UTF-8 -Content-Transfer-Encoding: 8bit - -Having "bool ohci" argument bounded us to two cases only and didn't -allow re-using this code for XHCI. - -Signed-off-by: Rafał Miłecki ---- - drivers/usb/host/bcma-hcd.c | 24 +++++++++++++----------- - 1 file changed, 13 insertions(+), 11 deletions(-) - ---- a/drivers/usb/host/bcma-hcd.c -+++ b/drivers/usb/host/bcma-hcd.c -@@ -249,7 +249,10 @@ static const struct usb_ehci_pdata ehci_ - static const struct usb_ohci_pdata ohci_pdata = { - }; - --static struct platform_device *bcma_hcd_create_pdev(struct bcma_device *dev, bool ohci, u32 addr) -+static struct platform_device *bcma_hcd_create_pdev(struct bcma_device *dev, -+ const char *name, u32 addr, -+ const void *data, -+ size_t size) - { - struct platform_device *hci_dev; - struct resource hci_res[2]; -@@ -264,8 +267,7 @@ static struct platform_device *bcma_hcd_ - hci_res[1].start = dev->irq; - hci_res[1].flags = IORESOURCE_IRQ; - -- hci_dev = platform_device_alloc(ohci ? "ohci-platform" : -- "ehci-platform" , 0); -+ hci_dev = platform_device_alloc(name, 0); - if (!hci_dev) - return ERR_PTR(-ENOMEM); - -@@ -276,12 +278,8 @@ static struct platform_device *bcma_hcd_ - ARRAY_SIZE(hci_res)); - if (ret) - goto err_alloc; -- if (ohci) -- ret = platform_device_add_data(hci_dev, &ohci_pdata, -- sizeof(ohci_pdata)); -- else -- ret = platform_device_add_data(hci_dev, &ehci_pdata, -- sizeof(ehci_pdata)); -+ if (data) -+ ret = platform_device_add_data(hci_dev, data, size); - if (ret) - goto err_alloc; - ret = platform_device_add(hci_dev); -@@ -334,11 +332,15 @@ static int bcma_hcd_probe(struct bcma_de - && chipinfo->rev == 0) - ohci_addr = 0x18009000; - -- usb_dev->ohci_dev = bcma_hcd_create_pdev(dev, true, ohci_addr); -+ usb_dev->ohci_dev = bcma_hcd_create_pdev(dev, "ohci-platform", -+ ohci_addr, &ohci_pdata, -+ sizeof(ohci_pdata)); - if (IS_ERR(usb_dev->ohci_dev)) - return PTR_ERR(usb_dev->ohci_dev); - -- usb_dev->ehci_dev = bcma_hcd_create_pdev(dev, false, dev->addr); -+ usb_dev->ehci_dev = bcma_hcd_create_pdev(dev, "ehci-platform", -+ dev->addr, &ehci_pdata, -+ sizeof(ehci_pdata)); - if (IS_ERR(usb_dev->ehci_dev)) { - err = PTR_ERR(usb_dev->ehci_dev); - goto err_unregister_ohci_dev; diff --git a/target/linux/bcm53xx/patches-4.1/811-USB-bcma-use-separated-function-for-USB-2.0-initiali.patch b/target/linux/bcm53xx/patches-4.1/811-USB-bcma-use-separated-function-for-USB-2.0-initiali.patch deleted file mode 100644 index 758b0ac1eb..0000000000 --- a/target/linux/bcm53xx/patches-4.1/811-USB-bcma-use-separated-function-for-USB-2.0-initiali.patch +++ /dev/null @@ -1,102 +0,0 @@ -From 4aed231f49954114d5ae23e97789e9aa540a0b70 Mon Sep 17 00:00:00 2001 -From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= -Date: Tue, 16 Jun 2015 12:52:07 +0200 -Subject: [PATCH] USB: bcma: use separated function for USB 2.0 initialization -MIME-Version: 1.0 -Content-Type: text/plain; charset=UTF-8 -Content-Transfer-Encoding: 8bit - -This will allow adding USB 3.0 (XHCI) support cleanly. - -Signed-off-by: Rafał Miłecki ---- - drivers/usb/host/bcma-hcd.c | 51 +++++++++++++++++++++++++++++++-------------- - 1 file changed, 35 insertions(+), 16 deletions(-) - ---- a/drivers/usb/host/bcma-hcd.c -+++ b/drivers/usb/host/bcma-hcd.c -@@ -34,6 +34,7 @@ MODULE_DESCRIPTION("Common USB driver fo - MODULE_LICENSE("GPL"); - - struct bcma_hcd_device { -+ struct bcma_device *core; - struct platform_device *ehci_dev; - struct platform_device *ohci_dev; - }; -@@ -293,27 +294,16 @@ err_alloc: - return ERR_PTR(ret); - } - --static int bcma_hcd_probe(struct bcma_device *dev) -+static int bcma_hcd_usb20_init(struct bcma_hcd_device *usb_dev) - { -- int err; -+ struct bcma_device *dev = usb_dev->core; -+ struct bcma_chipinfo *chipinfo = &dev->bus->chipinfo; - u32 ohci_addr; -- struct bcma_hcd_device *usb_dev; -- struct bcma_chipinfo *chipinfo; -- -- chipinfo = &dev->bus->chipinfo; -- -- /* TODO: Probably need checks here; is the core connected? */ -+ int err; - - if (dma_set_mask_and_coherent(dev->dma_dev, DMA_BIT_MASK(32))) - return -EOPNOTSUPP; - -- usb_dev = devm_kzalloc(&dev->dev, sizeof(struct bcma_hcd_device), -- GFP_KERNEL); -- if (!usb_dev) -- return -ENOMEM; -- -- bcma_hci_platform_power_gpio(dev, true); -- - switch (dev->id.id) { - case BCMA_CORE_NS_USB20: - bcma_hcd_init_chip_arm(dev); -@@ -346,7 +336,6 @@ static int bcma_hcd_probe(struct bcma_de - goto err_unregister_ohci_dev; - } - -- bcma_set_drvdata(dev, usb_dev); - return 0; - - err_unregister_ohci_dev: -@@ -354,6 +343,36 @@ err_unregister_ohci_dev: - return err; - } - -+static int bcma_hcd_probe(struct bcma_device *dev) -+{ -+ int err; -+ struct bcma_hcd_device *usb_dev; -+ -+ /* TODO: Probably need checks here; is the core connected? */ -+ -+ usb_dev = devm_kzalloc(&dev->dev, sizeof(struct bcma_hcd_device), -+ GFP_KERNEL); -+ if (!usb_dev) -+ return -ENOMEM; -+ usb_dev->core = dev; -+ -+ bcma_hci_platform_power_gpio(dev, true); -+ -+ switch (dev->id.id) { -+ case BCMA_CORE_USB20_HOST: -+ case BCMA_CORE_NS_USB20: -+ err = bcma_hcd_usb20_init(usb_dev); -+ if (err) -+ return err; -+ break; -+ default: -+ return -ENODEV; -+ } -+ -+ bcma_set_drvdata(dev, usb_dev); -+ return 0; -+} -+ - static void bcma_hcd_remove(struct bcma_device *dev) - { - struct bcma_hcd_device *usb_dev = bcma_get_drvdata(dev); diff --git a/target/linux/bcm53xx/patches-4.1/812-USB-bcma-add-USB-3.0-support.patch b/target/linux/bcm53xx/patches-4.1/812-USB-bcma-add-USB-3.0-support.patch deleted file mode 100644 index 3875da4fe4..0000000000 --- a/target/linux/bcm53xx/patches-4.1/812-USB-bcma-add-USB-3.0-support.patch +++ /dev/null @@ -1,274 +0,0 @@ -From 12c6932caa6b1fce44d0f0c68ec77d4c00ac0be7 Mon Sep 17 00:00:00 2001 -From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= -Date: Tue, 16 Jun 2015 17:14:26 +0200 -Subject: [PATCH] USB: bcma: add USB 3.0 support -MIME-Version: 1.0 -Content-Type: text/plain; charset=UTF-8 -Content-Transfer-Encoding: 8bit - -Signed-off-by: Rafał Miłecki ---- - drivers/usb/host/bcma-hcd.c | 219 ++++++++++++++++++++++++++++++++++++++++++++ - 1 file changed, 219 insertions(+) - ---- a/drivers/usb/host/bcma-hcd.c -+++ b/drivers/usb/host/bcma-hcd.c -@@ -37,6 +37,7 @@ struct bcma_hcd_device { - struct bcma_device *core; - struct platform_device *ehci_dev; - struct platform_device *ohci_dev; -+ struct platform_device *xhci_dev; - }; - - /* Wait for bitmask in a register to get set or cleared. -@@ -343,6 +344,215 @@ err_unregister_ohci_dev: - return err; - } - -+static bool bcma_wait_reg(struct bcma_bus *bus, void __iomem *addr, u32 mask, -+ u32 value, int timeout) -+{ -+ unsigned long deadline = jiffies + timeout; -+ u32 val; -+ -+ do { -+ val = readl(addr); -+ if ((val & mask) == value) -+ return true; -+ cpu_relax(); -+ udelay(10); -+ } while (!time_after_eq(jiffies, deadline)); -+ -+ pr_err("Timeout waiting for register %p\n", addr); -+ -+ return false; -+} -+ -+static void bcma_hcd_usb30_phy_init(struct bcma_hcd_device *bcma_hcd) -+{ -+ struct bcma_device *core = bcma_hcd->core; -+ struct bcma_bus *bus = core->bus; -+ struct bcma_chipinfo *chipinfo = &bus->chipinfo; -+ struct bcma_drv_cc_b *ccb = &bus->drv_cc_b; -+ struct bcma_device *arm_core; -+ void __iomem *dmu = NULL; -+ u32 cru_straps_ctrl; -+ -+ if (chipinfo->id != BCMA_CHIP_ID_BCM4707 && -+ chipinfo->id != BCMA_CHIP_ID_BCM53018) -+ return; -+ -+ arm_core = bcma_find_core(bus, BCMA_CORE_ARMCA9); -+ if (!arm_core) -+ return; -+ -+ dmu = ioremap_nocache(arm_core->addr_s[0], 0x1000); -+ if (!dmu) -+ goto out; -+ -+ /* Check strapping of PCIE/USB3 SEL */ -+ cru_straps_ctrl = ioread32(dmu + 0x2a0); -+ if ((cru_straps_ctrl & 0x10) == 0) -+ goto out; -+ -+ /* Perform USB3 system soft reset */ -+ bcma_awrite32(core, BCMA_RESET_CTL, BCMA_RESET_CTL_RESET); -+ -+ /* Enable MDIO. Setting MDCDIV as 26 */ -+ iowrite32(0x0000009a, ccb->mii + 0x000); -+ udelay(2); -+ -+ switch (chipinfo->id) { -+ case BCMA_CHIP_ID_BCM4707: -+ if (chipinfo->rev == 4) { -+ /* For NS-B0, USB3 PLL Block */ -+ bcma_wait_reg(bus, ccb->mii + 0x000, 0x0100, 0x0000, 1000); -+ iowrite32(0x587e8000, ccb->mii + 0x004); -+ -+ /* Clear ana_pllSeqStart */ -+ bcma_wait_reg(bus, ccb->mii + 0x000, 0x0100, 0x0000, 1000); -+ iowrite32(0x58061000, ccb->mii + 0x004); -+ -+ /* CMOS Divider ratio to 25 */ -+ bcma_wait_reg(bus, ccb->mii + 0x000, 0x0100, 0x0000, 1000); -+ iowrite32(0x582a6400, ccb->mii + 0x004); -+ -+ /* Asserting PLL Reset */ -+ bcma_wait_reg(bus, ccb->mii + 0x000, 0x0100, 0x0000, 1000); -+ iowrite32(0x582ec000, ccb->mii + 0x004); -+ -+ /* Deaaserting PLL Reset */ -+ bcma_wait_reg(bus, ccb->mii + 0x000, 0x0100, 0x0000, 1000); -+ iowrite32(0x582e8000, ccb->mii + 0x004); -+ -+ /* Deasserting USB3 system reset */ -+ bcma_awrite32(core, BCMA_RESET_CTL, 0); -+ -+ /* Set ana_pllSeqStart */ -+ bcma_wait_reg(bus, ccb->mii + 0x000, 0x0100, 0x0000, 1000); -+ iowrite32(0x58069000, ccb->mii + 0x004); -+ -+ /* RXPMD block */ -+ bcma_wait_reg(bus, ccb->mii + 0x000, 0x0100, 0x0000, 1000); -+ iowrite32(0x587e8020, ccb->mii + 0x004); -+ -+ /* CDR int loop locking BW to 1 */ -+ bcma_wait_reg(bus, ccb->mii + 0x000, 0x0100, 0x0000, 1000); -+ iowrite32(0x58120049, ccb->mii + 0x004); -+ -+ /* CDR int loop acquisition BW to 1 */ -+ bcma_wait_reg(bus, ccb->mii + 0x000, 0x0100, 0x0000, 1000); -+ iowrite32(0x580e0049, ccb->mii + 0x004); -+ -+ /* CDR prop loop BW to 1 */ -+ bcma_wait_reg(bus, ccb->mii + 0x000, 0x0100, 0x0000, 1000); -+ iowrite32(0x580a005c, ccb->mii + 0x004); -+ -+ /* Waiting MII Mgt interface idle */ -+ bcma_wait_reg(bus, ccb->mii + 0x000, 0x0100, 0x0000, 1000); -+ } else { -+ /* PLL30 block */ -+ bcma_wait_reg(bus, ccb->mii + 0x000, 0x0100, 0x0000, 1000); -+ iowrite32(0x587e8000, ccb->mii + 0x004); -+ -+ bcma_wait_reg(bus, ccb->mii + 0x000, 0x0100, 0x0000, 1000); -+ iowrite32(0x582a6400, ccb->mii + 0x004); -+ -+ bcma_wait_reg(bus, ccb->mii + 0x000, 0x0100, 0x0000, 1000); -+ iowrite32(0x587e80e0, ccb->mii + 0x004); -+ -+ bcma_wait_reg(bus, ccb->mii + 0x000, 0x0100, 0x0000, 1000); -+ iowrite32(0x580a009c, ccb->mii + 0x004); -+ -+ /* Enable SSC */ -+ bcma_wait_reg(bus, ccb->mii + 0x000, 0x0100, 0x0000, 1000); -+ iowrite32(0x587e8040, ccb->mii + 0x004); -+ -+ bcma_wait_reg(bus, ccb->mii + 0x000, 0x0100, 0x0000, 1000); -+ iowrite32(0x580a21d3, ccb->mii + 0x004); -+ -+ bcma_wait_reg(bus, ccb->mii + 0x000, 0x0100, 0x0000, 1000); -+ iowrite32(0x58061003, ccb->mii + 0x004); -+ -+ /* Waiting MII Mgt interface idle */ -+ bcma_wait_reg(bus, ccb->mii + 0x000, 0x0100, 0x0000, 1000); -+ -+ /* Deasserting USB3 system reset */ -+ bcma_awrite32(core, BCMA_RESET_CTL, 0); -+ } -+ break; -+ case BCMA_CHIP_ID_BCM53018: -+ /* USB3 PLL Block */ -+ bcma_wait_reg(bus, ccb->mii + 0x000, 0x0100, 0x0000, 1000); -+ iowrite32(0x587e8000, ccb->mii + 0x004); -+ -+ /* Assert Ana_Pllseq start */ -+ bcma_wait_reg(bus, ccb->mii + 0x000, 0x0100, 0x0000, 1000); -+ iowrite32(0x58061000, ccb->mii + 0x004); -+ -+ /* Assert CML Divider ratio to 26 */ -+ bcma_wait_reg(bus, ccb->mii + 0x000, 0x0100, 0x0000, 1000); -+ iowrite32(0x582a6400, ccb->mii + 0x004); -+ -+ /* Asserting PLL Reset */ -+ bcma_wait_reg(bus, ccb->mii + 0x000, 0x0100, 0x0000, 1000); -+ iowrite32(0x582ec000, ccb->mii + 0x004); -+ -+ /* Deaaserting PLL Reset */ -+ bcma_wait_reg(bus, ccb->mii + 0x000, 0x0100, 0x0000, 1000); -+ iowrite32(0x582e8000, ccb->mii + 0x004); -+ -+ /* Waiting MII Mgt interface idle */ -+ bcma_wait_reg(bus, ccb->mii + 0x000, 0x0100, 0x0000, 1000); -+ -+ /* Deasserting USB3 system reset */ -+ bcma_awrite32(core, BCMA_RESET_CTL, 0); -+ -+ /* PLL frequency monitor enable */ -+ bcma_wait_reg(bus, ccb->mii + 0x000, 0x0100, 0x0000, 1000); -+ iowrite32(0x58069000, ccb->mii + 0x004); -+ -+ /* PIPE Block */ -+ bcma_wait_reg(bus, ccb->mii + 0x000, 0x0100, 0x0000, 1000); -+ iowrite32(0x587e8060, ccb->mii + 0x004); -+ -+ /* CMPMAX & CMPMINTH setting */ -+ bcma_wait_reg(bus, ccb->mii + 0x000, 0x0100, 0x0000, 1000); -+ iowrite32(0x580af30d, ccb->mii + 0x004); -+ -+ /* DEGLITCH MIN & MAX setting */ -+ bcma_wait_reg(bus, ccb->mii + 0x000, 0x0100, 0x0000, 1000); -+ iowrite32(0x580e6302, ccb->mii + 0x004); -+ -+ /* TXPMD block */ -+ bcma_wait_reg(bus, ccb->mii + 0x000, 0x0100, 0x0000, 1000); -+ iowrite32(0x587e8040, ccb->mii + 0x004); -+ -+ /* Enabling SSC */ -+ bcma_wait_reg(bus, ccb->mii + 0x000, 0x0100, 0x0000, 1000); -+ iowrite32(0x58061003, ccb->mii + 0x004); -+ -+ /* Waiting MII Mgt interface idle */ -+ bcma_wait_reg(bus, ccb->mii + 0x000, 0x0100, 0x0000, 1000); -+ -+ break; -+ } -+out: -+ if (dmu) -+ iounmap(dmu); -+} -+ -+static int bcma_hcd_usb30_init(struct bcma_hcd_device *bcma_hcd) -+{ -+ struct bcma_device *core = bcma_hcd->core; -+ -+ bcma_core_enable(core, 0); -+ -+ bcma_hcd_usb30_phy_init(bcma_hcd); -+ -+ bcma_hcd->xhci_dev = bcma_hcd_create_pdev(core, "xhci-hcd", core->addr, -+ NULL, 0); -+ if (IS_ERR(bcma_hcd->ohci_dev)) -+ return PTR_ERR(bcma_hcd->ohci_dev); -+ -+ return 0; -+} -+ - static int bcma_hcd_probe(struct bcma_device *dev) - { - int err; -@@ -365,6 +575,11 @@ static int bcma_hcd_probe(struct bcma_de - if (err) - return err; - break; -+ case BCMA_CORE_NS_USB30: -+ err = bcma_hcd_usb30_init(usb_dev); -+ if (err) -+ return err; -+ break; - default: - return -ENODEV; - } -@@ -378,11 +593,14 @@ static void bcma_hcd_remove(struct bcma_ - struct bcma_hcd_device *usb_dev = bcma_get_drvdata(dev); - struct platform_device *ohci_dev = usb_dev->ohci_dev; - struct platform_device *ehci_dev = usb_dev->ehci_dev; -+ struct platform_device *xhci_dev = usb_dev->xhci_dev; - - if (ohci_dev) - platform_device_unregister(ohci_dev); - if (ehci_dev) - platform_device_unregister(ehci_dev); -+ if (xhci_dev) -+ platform_device_unregister(xhci_dev); - - bcma_core_disable(dev, 0); - } -@@ -419,6 +637,7 @@ static int bcma_hcd_resume(struct bcma_d - static const struct bcma_device_id bcma_hcd_table[] = { - BCMA_CORE(BCMA_MANUF_BCM, BCMA_CORE_USB20_HOST, BCMA_ANY_REV, BCMA_ANY_CLASS), - BCMA_CORE(BCMA_MANUF_BCM, BCMA_CORE_NS_USB20, BCMA_ANY_REV, BCMA_ANY_CLASS), -+ BCMA_CORE(BCMA_MANUF_BCM, BCMA_CORE_NS_USB30, BCMA_ANY_REV, BCMA_ANY_CLASS), - {}, - }; - MODULE_DEVICE_TABLE(bcma, bcma_hcd_table); diff --git a/target/linux/bcm53xx/patches-4.1/813-USB-bcma-fix-setting-VCC-GPIO-value.patch b/target/linux/bcm53xx/patches-4.1/813-USB-bcma-fix-setting-VCC-GPIO-value.patch deleted file mode 100644 index 9ba3bdeece..0000000000 --- a/target/linux/bcm53xx/patches-4.1/813-USB-bcma-fix-setting-VCC-GPIO-value.patch +++ /dev/null @@ -1,45 +0,0 @@ -From bdc3b01d94b22f8b5f9621a1c37336e78f4f1bce Mon Sep 17 00:00:00 2001 -From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= -Date: Sun, 21 Jun 2015 12:09:57 +0200 -Subject: [PATCH] USB: bcma: fix setting VCC GPIO value -MIME-Version: 1.0 -Content-Type: text/plain; charset=UTF-8 -Content-Transfer-Encoding: 8bit - -It wasn't working (on most of devices?) without setting GPIO direction -and wasn't respecting ACTIVE_LOW flag. - -Signed-off-by: Rafał Miłecki ---- - drivers/usb/host/bcma-hcd.c | 13 +++++++++---- - 1 file changed, 9 insertions(+), 4 deletions(-) - ---- a/drivers/usb/host/bcma-hcd.c -+++ b/drivers/usb/host/bcma-hcd.c -@@ -230,17 +230,22 @@ static void bcma_hcd_init_chip_arm(struc - - static void bcma_hci_platform_power_gpio(struct bcma_device *dev, bool val) - { -+ enum of_gpio_flags of_flags; - int gpio; - -- gpio = of_get_named_gpio(dev->dev.of_node, "vcc-gpio", 0); -+ gpio = of_get_named_gpio_flags(dev->dev.of_node, "vcc-gpio", 0, &of_flags); - if (!gpio_is_valid(gpio)) - return; - - if (val) { -- gpio_request(gpio, "bcma-hcd-gpio"); -- gpio_set_value(gpio, 1); -+ unsigned long flags = 0; -+ bool active_low = !!(of_flags & OF_GPIO_ACTIVE_LOW); -+ -+ flags |= active_low ? GPIOF_ACTIVE_LOW : 0; -+ flags |= active_low ? GPIOF_INIT_LOW : GPIOF_INIT_HIGH; -+ gpio_request_one(gpio, flags, "bcma-hcd-gpio"); - } else { -- gpio_set_value(gpio, 0); -+ gpiod_set_value(gpio_to_desc(gpio), 0); - gpio_free(gpio); - } - } diff --git a/target/linux/bcm53xx/patches-4.1/820-xhci-add-Broadcom-specific-fake-doorbell.patch b/target/linux/bcm53xx/patches-4.1/820-xhci-add-Broadcom-specific-fake-doorbell.patch deleted file mode 100644 index 04d35437b1..0000000000 --- a/target/linux/bcm53xx/patches-4.1/820-xhci-add-Broadcom-specific-fake-doorbell.patch +++ /dev/null @@ -1,94 +0,0 @@ -From 9cc14ca0aae53c16d10ffea49848ac61a5015562 Mon Sep 17 00:00:00 2001 -From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= -Date: Sun, 21 Jun 2015 11:10:49 +0200 -Subject: [PATCH] xhci: add Broadcom specific fake doorbell -MIME-Version: 1.0 -Content-Type: text/plain; charset=UTF-8 -Content-Transfer-Encoding: 8bit - -This fixes problem with controller seeing devices only in some small -percentage of cold boots. - -Signed-off-by: Rafał Miłecki ---- - drivers/usb/host/xhci.c | 62 +++++++++++++++++++++++++++++++++++++++++++++++++ - 1 file changed, 62 insertions(+) - ---- a/drivers/usb/host/xhci.c -+++ b/drivers/usb/host/xhci.c -@@ -121,6 +121,64 @@ int xhci_halt(struct xhci_hcd *xhci) - return ret; - } - -+#ifdef CONFIG_ARCH_BCM_5301X -+int xhci_fake_doorbell(struct xhci_hcd *xhci, int slot_id) -+{ -+ unsigned int temp1, ret; -+ -+ /* alloc a virt device for slot */ -+ if (!xhci_alloc_virt_device(xhci, slot_id, 0, GFP_NOIO)) { -+ xhci_warn(xhci, "Could not allocate xHCI USB device data structures\n"); -+ return 1; -+ } -+ -+ /* ring fake doorbell for slot_id ep 0 */ -+ xhci_ring_ep_doorbell(xhci, slot_id, 0, 0); -+ mdelay(1); -+ -+ /* read the status register to check if HSE is set or not? */ -+ temp1 = readl(&xhci->op_regs->status); -+ xhci_dbg(xhci, "op reg status = %x\n",temp1); -+ -+ /* clear HSE if set */ -+ if(temp1 & STS_FATAL) { -+ xhci_dbg(xhci, "HSE problem detected\n"); -+ temp1 &= ~(0x1fff); -+ temp1 |= STS_FATAL; -+ xhci_dbg(xhci, "temp1=%x\n",temp1); -+ writel(temp1, &xhci->op_regs->status); -+ mdelay(1); -+ temp1 = readl(&xhci->op_regs->status); -+ xhci_dbg(xhci, "After clear op reg status=%x\n", temp1); -+ } -+ -+ /* Free virt device */ -+ xhci_free_virt_device(xhci, slot_id); -+ -+ /* Run the controller if needed */ -+ temp1 = readl(&xhci->op_regs->command); -+ if (temp1 & CMD_RUN) -+ return 0; -+ temp1 |= (CMD_RUN); -+ -+ writel(temp1, &xhci->op_regs->command); -+ /* -+ * Wait for the HCHalted Status bit to be 0 to indicate the host is running. -+ */ -+ ret = xhci_handshake(&xhci->op_regs->status, -+ STS_HALT, 0, XHCI_MAX_HALT_USEC); -+ -+ if (ret == -ETIMEDOUT) { -+ xhci_err(xhci, "Host took too long to start, " -+ "waited %u microseconds.\n", -+ XHCI_MAX_HALT_USEC); -+ return 1; -+ } -+ -+ return 0; -+} -+#endif /* CONFIG_ARCH_BCM_5301X */ -+ - /* - * Set the run bit and wait for the host to be running. - */ -@@ -145,6 +203,10 @@ static int xhci_start(struct xhci_hcd *x - xhci_err(xhci, "Host took too long to start, " - "waited %u microseconds.\n", - XHCI_MAX_HALT_USEC); -+#ifdef CONFIG_ARCH_BCM_5301X -+ xhci_fake_doorbell(xhci, 1); -+#endif /* CONFIG_ARCH_BCM_5301X */ -+ - if (!ret) - xhci->xhc_state &= ~XHCI_STATE_HALTED; - return ret;