From: Hauke Mehrtens Date: Sun, 12 Feb 2012 16:38:10 +0000 (+0000) Subject: brcm47xx: update usb driver for brcm47xx. X-Git-Tag: attitude_adjustment_12.09~2393 X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=838c363886ef34f847963eab88c56a31d163c5b0;p=openwrt%2Fsvn-archive%2Fopenwrt.git brcm47xx: update usb driver for brcm47xx. SVN-Revision: 30480 --- diff --git a/target/linux/brcm47xx/patches-3.2/0028-bcma-scan-for-extra-address-space.patch b/target/linux/brcm47xx/patches-3.2/0028-bcma-scan-for-extra-address-space.patch deleted file mode 100644 index d74dfcb73e..0000000000 --- a/target/linux/brcm47xx/patches-3.2/0028-bcma-scan-for-extra-address-space.patch +++ /dev/null @@ -1,60 +0,0 @@ -From 1735daf1db79d338dccfc55444b52ed52af79e86 Mon Sep 17 00:00:00 2001 -From: Hauke Mehrtens -Date: Sun, 20 Nov 2011 18:22:35 +0100 -Subject: [PATCH 15/21] bcma: scan for extra address space - -Some cores like the USB core have two address spaces. In the USB host -controller one address space is used for the OHCI and the other for the -EHCI controller interface. The USB controller is the only core I found -with two address spaces. This code is based on the AI scan function -ai_scan() in shared/aiutils.c i the Broadcom SDK. - -Signed-off-by: Hauke Mehrtens ---- - drivers/bcma/scan.c | 17 ++++++++++++++++- - include/linux/bcma/bcma.h | 1 + - 2 files changed, 17 insertions(+), 1 deletions(-) - ---- a/drivers/bcma/scan.c -+++ b/drivers/bcma/scan.c -@@ -286,6 +286,21 @@ static int bcma_get_next_core(struct bcm - return -EILSEQ; - } - -+ -+ /* First Slave Address Descriptor should be port 0: -+ * the main register space for the core -+ */ -+ tmp = bcma_erom_get_addr_desc(bus, eromptr, SCAN_ADDR_TYPE_SLAVE, 0); -+ if (tmp < 0) { -+ /* Try again to see if it is a bridge */ -+ tmp = bcma_erom_get_addr_desc(bus, eromptr, SCAN_ADDR_TYPE_BRIDGE, 0); -+ if (tmp) { -+ printk("found bridge\n"); -+ } -+ -+ } -+ core->addr = tmp; -+ - /* get & parse slave ports */ - for (i = 0; i < ports[1]; i++) { - for (j = 0; ; j++) { -@@ -298,7 +313,7 @@ static int bcma_get_next_core(struct bcm - break; - } else { - if (i == 0 && j == 0) -- core->addr = tmp; -+ core->addr1 = tmp; - } - } - } ---- a/include/linux/bcma/bcma.h -+++ b/include/linux/bcma/bcma.h -@@ -138,6 +138,7 @@ struct bcma_device { - u8 core_index; - - u32 addr; -+ u32 addr1; - u32 wrap; - - void __iomem *io_addr; diff --git a/target/linux/brcm47xx/patches-3.2/0029-bcma-add-function-to-check-every-10-s-if-a-reg-is-se.patch b/target/linux/brcm47xx/patches-3.2/0029-bcma-add-function-to-check-every-10-s-if-a-reg-is-se.patch deleted file mode 100644 index bfdc7f21c6..0000000000 --- a/target/linux/brcm47xx/patches-3.2/0029-bcma-add-function-to-check-every-10-s-if-a-reg-is-se.patch +++ /dev/null @@ -1,115 +0,0 @@ -From 6e8ae6e2cee0e7e5939dc7042584c808366e61e0 Mon Sep 17 00:00:00 2001 -From: Hauke Mehrtens -Date: Sun, 27 Nov 2011 14:01:01 +0100 -Subject: [PATCH 16/21] =?UTF-8?q?bcma:=20add=20function=20to=20check=20every?= - =?UTF-8?q?=2010=20=C2=B5s=20if=20a=20reg=20is=20set?= -MIME-Version: 1.0 -Content-Type: text/plain; charset=UTF-8 -Content-Transfer-Encoding: 8bit - -This function checks if a reg get set or cleared every 10 microseconds. -It is used in bcma_core_set_clockmode() and bcma_core_pll_ctl() to -reduce code duplication. In addition it is needed in the USB host -driver. - -Signed-off-by: Hauke Mehrtens ---- - drivers/bcma/core.c | 48 ++++++++++++++++++++++++++++---------------- - include/linux/bcma/bcma.h | 2 + - 2 files changed, 32 insertions(+), 18 deletions(-) - ---- a/drivers/bcma/core.c -+++ b/drivers/bcma/core.c -@@ -52,11 +52,36 @@ int bcma_core_enable(struct bcma_device - } - EXPORT_SYMBOL_GPL(bcma_core_enable); - -+/* Wait for bitmask in a register to get set or cleared. -+ * timeout is in units of ten-microseconds. -+ */ -+int bcma_wait_bits(struct bcma_device *dev, u16 reg, u32 bitmask, int timeout, -+ int set) -+{ -+ int i; -+ u32 val; -+ -+ for (i = 0; i < timeout; i++) { -+ val = bcma_read32(dev, reg); -+ if (set) { -+ if ((val & bitmask) == bitmask) -+ return 0; -+ } else { -+ if (!(val & bitmask)) -+ return 0; -+ } -+ udelay(10); -+ } -+ pr_err("Timeout waiting for bitmask %08X on register %04X to %s.\n", -+ bitmask, reg, (set ? "set" : "clear")); -+ -+ return -ETIMEDOUT; -+} -+EXPORT_SYMBOL_GPL(bcma_wait_bits); -+ - void bcma_core_set_clockmode(struct bcma_device *core, - enum bcma_clkmode clkmode) - { -- u16 i; -- - WARN_ON(core->id.id != BCMA_CORE_CHIPCOMMON && - core->id.id != BCMA_CORE_PCIE && - core->id.id != BCMA_CORE_80211); -@@ -65,15 +90,8 @@ void bcma_core_set_clockmode(struct bcma - case BCMA_CLKMODE_FAST: - bcma_set32(core, BCMA_CLKCTLST, BCMA_CLKCTLST_FORCEHT); - udelay(64); -- for (i = 0; i < 1500; i++) { -- if (bcma_read32(core, BCMA_CLKCTLST) & -- BCMA_CLKCTLST_HAVEHT) { -- i = 0; -- break; -- } -- udelay(10); -- } -- if (i) -+ if (bcma_wait_bits(core, BCMA_CLKCTLST, BCMA_CLKCTLST_HAVEHT, -+ 1500, 1)) - pr_err("HT force timeout\n"); - break; - case BCMA_CLKMODE_DYNAMIC: -@@ -85,22 +103,12 @@ EXPORT_SYMBOL_GPL(bcma_core_set_clockmod - - void bcma_core_pll_ctl(struct bcma_device *core, u32 req, u32 status, bool on) - { -- u16 i; -- - WARN_ON(req & ~BCMA_CLKCTLST_EXTRESREQ); - WARN_ON(status & ~BCMA_CLKCTLST_EXTRESST); - - if (on) { - bcma_set32(core, BCMA_CLKCTLST, req); -- for (i = 0; i < 10000; i++) { -- if ((bcma_read32(core, BCMA_CLKCTLST) & status) == -- status) { -- i = 0; -- break; -- } -- udelay(10); -- } -- if (i) -+ if (bcma_wait_bits(core, BCMA_CLKCTLST, status, 10000, 1)) - pr_err("PLL enable timeout\n"); - } else { - pr_warn("Disabling PLL not supported yet!\n"); ---- a/include/linux/bcma/bcma.h -+++ b/include/linux/bcma/bcma.h -@@ -283,6 +283,9 @@ static inline void bcma_maskset16(struct - bcma_write16(cc, offset, (bcma_read16(cc, offset) & mask) | set); - } - -+extern int bcma_wait_bits(struct bcma_device *dev, u16 reg, u32 bitmask, -+ int timeout, int set); -+ - extern bool bcma_core_is_enabled(struct bcma_device *core); - extern void bcma_core_disable(struct bcma_device *core, u32 flags); - extern int bcma_core_enable(struct bcma_device *core, u32 flags); diff --git a/target/linux/brcm47xx/patches-3.2/0030-USB-OHCI-Add-a-generic-platform-device-driver.patch b/target/linux/brcm47xx/patches-3.2/0030-USB-OHCI-Add-a-generic-platform-device-driver.patch deleted file mode 100644 index 4aeaa78aa4..0000000000 --- a/target/linux/brcm47xx/patches-3.2/0030-USB-OHCI-Add-a-generic-platform-device-driver.patch +++ /dev/null @@ -1,291 +0,0 @@ -From 14297ee700e1c2e04a35466304f9a3c5e1387146 Mon Sep 17 00:00:00 2001 -From: Hauke Mehrtens -Date: Sat, 26 Nov 2011 21:20:54 +0100 -Subject: [PATCH 17/30] USB: OHCI: Add a generic platform device driver - -This adds a generic driver for platform devices. It works like the PCI -driver and is based on it. This is for devices which do not have an own -bus but their OHCI controller works like a PCI controller. It will be -used for the Broadcom bcma and ssb USB OHCI controller. - -Signed-off-by: Hauke Mehrtens ---- - drivers/usb/host/Kconfig | 10 ++ - drivers/usb/host/ohci-hcd.c | 21 ++++- - drivers/usb/host/ohci-platform.c | 197 ++++++++++++++++++++++++++++++++++++++ - 3 files changed, 227 insertions(+), 1 deletions(-) - create mode 100644 drivers/usb/host/ohci-platform.c - ---- a/drivers/usb/host/Kconfig -+++ b/drivers/usb/host/Kconfig -@@ -378,6 +378,16 @@ config USB_CNS3XXX_OHCI - Enable support for the CNS3XXX SOC's on-chip OHCI controller. - It is needed for low-speed USB 1.0 device support. - -+config USB_OHCI_HCD_PLATFORM -+ bool "OHCI driver for a platform device" -+ depends on USB_OHCI_HCD && EXPERIMENTAL -+ default n -+ ---help--- -+ Adds an OHCI host driver for a generic platform device, which -+ provieds a memory space and an irq. -+ -+ If unsure, say N. -+ - config USB_OHCI_BIG_ENDIAN_DESC - bool - depends on USB_OHCI_HCD ---- a/drivers/usb/host/ohci-hcd.c -+++ b/drivers/usb/host/ohci-hcd.c -@@ -1116,6 +1116,11 @@ MODULE_LICENSE ("GPL"); - #define PLATFORM_DRIVER ohci_xls_driver - #endif - -+#ifdef CONFIG_USB_OHCI_HCD_PLATFORM -+#include "ohci-platform.c" -+#define PLATFORM_OHCI_DRIVER ohci_platform_driver -+#endif -+ - #if !defined(PCI_DRIVER) && \ - !defined(PLATFORM_DRIVER) && \ - !defined(OMAP1_PLATFORM_DRIVER) && \ -@@ -1125,7 +1130,8 @@ MODULE_LICENSE ("GPL"); - !defined(PS3_SYSTEM_BUS_DRIVER) && \ - !defined(SM501_OHCI_DRIVER) && \ - !defined(TMIO_OHCI_DRIVER) && \ -- !defined(SSB_OHCI_DRIVER) -+ !defined(SSB_OHCI_DRIVER) && \ -+ !defined(PLATFORM_OHCI_DRIVER) - #error "missing bus glue for ohci-hcd" - #endif - -@@ -1209,9 +1215,19 @@ static int __init ohci_hcd_mod_init(void - goto error_tmio; - #endif - -+#ifdef PLATFORM_OHCI_DRIVER -+ retval = platform_driver_register(&PLATFORM_OHCI_DRIVER); -+ if (retval) -+ goto error_platform; -+#endif -+ - return retval; - - /* Error path */ -+#ifdef PLATFORM_OHCI_DRIVER -+ platform_driver_unregister(&PLATFORM_OHCI_DRIVER); -+ error_platform: -+#endif - #ifdef TMIO_OHCI_DRIVER - platform_driver_unregister(&TMIO_OHCI_DRIVER); - error_tmio: -@@ -1265,6 +1281,9 @@ module_init(ohci_hcd_mod_init); - - static void __exit ohci_hcd_mod_exit(void) - { -+#ifdef PLATFORM_OHCI_DRIVER -+ platform_driver_unregister(&PLATFORM_OHCI_DRIVER); -+#endif - #ifdef TMIO_OHCI_DRIVER - platform_driver_unregister(&TMIO_OHCI_DRIVER); - #endif ---- /dev/null -+++ b/drivers/usb/host/ohci-platform.c -@@ -0,0 +1,197 @@ -+/* -+ * Generic platform ohci driver -+ * -+ * Copyright 2007 Michael Buesch -+ * Copyright 2011 Hauke Mehrtens -+ * -+ * Derived from the OHCI-PCI driver -+ * Copyright 1999 Roman Weissgaerber -+ * Copyright 2000-2002 David Brownell -+ * Copyright 1999 Linus Torvalds -+ * Copyright 1999 Gregory P. Smith -+ * -+ * Licensed under the GNU/GPL. See COPYING for details. -+ */ -+#include -+ -+static int ohci_platform_reset(struct usb_hcd *hcd) -+{ -+ struct ohci_hcd *ohci = hcd_to_ohci(hcd); -+ int err; -+ -+ ohci_hcd_init(ohci); -+ err = ohci_init(ohci); -+ -+ return err; -+} -+ -+static int ohci_platform_start(struct usb_hcd *hcd) -+{ -+ struct ohci_hcd *ohci = hcd_to_ohci(hcd); -+ int err; -+ -+ err = ohci_run(ohci); -+ if (err < 0) { -+ ohci_err(ohci, "can't start\n"); -+ ohci_stop(hcd); -+ } -+ -+ return err; -+} -+ -+static const struct hc_driver ohci_platform_hc_driver = { -+ .description = "platform-usb-ohci", -+ .product_desc = "Generic Platform OHCI Controller", -+ .hcd_priv_size = sizeof(struct ohci_hcd), -+ -+ .irq = ohci_irq, -+ .flags = HCD_MEMORY | HCD_USB11, -+ -+ .reset = ohci_platform_reset, -+ .start = ohci_platform_start, -+ .stop = ohci_stop, -+ .shutdown = ohci_shutdown, -+ -+ .urb_enqueue = ohci_urb_enqueue, -+ .urb_dequeue = ohci_urb_dequeue, -+ .endpoint_disable = ohci_endpoint_disable, -+ -+ .get_frame_number = ohci_get_frame, -+ -+ .hub_status_data = ohci_hub_status_data, -+ .hub_control = ohci_hub_control, -+#ifdef CONFIG_PM -+ .bus_suspend = ohci_bus_suspend, -+ .bus_resume = ohci_bus_resume, -+#endif -+ -+ .start_port_reset = ohci_start_port_reset, -+}; -+ -+static int ohci_platform_attach(struct platform_device *dev) -+{ -+ struct usb_hcd *hcd; -+ struct resource *res_irq, *res_mem; -+ int err = -ENOMEM; -+ -+ hcd = usb_create_hcd(&ohci_platform_hc_driver, &dev->dev, -+ dev_name(&dev->dev)); -+ if (!hcd) -+ goto err_return; -+ -+ res_irq = platform_get_resource(dev, IORESOURCE_IRQ, 0); -+ if (!res_irq) { -+ err = -ENXIO; -+ goto err_return; -+ } -+ res_mem = platform_get_resource(dev, IORESOURCE_MEM, 0); -+ if (!res_mem) { -+ err = -ENXIO; -+ goto err_return; -+ } -+ hcd->rsrc_start = res_mem->start; -+ hcd->rsrc_len = res_mem->end - res_mem->start + 1; -+ -+ hcd->regs = ioremap_nocache(hcd->rsrc_start, hcd->rsrc_len); -+ if (!hcd->regs) -+ goto err_put_hcd; -+ err = usb_add_hcd(hcd, res_irq->start, IRQF_SHARED); -+ if (err) -+ goto err_iounmap; -+ -+ platform_set_drvdata(dev, hcd); -+ -+ return err; -+ -+err_iounmap: -+ iounmap(hcd->regs); -+err_put_hcd: -+ usb_put_hcd(hcd); -+err_return: -+ return err; -+} -+ -+static int ohci_platform_probe(struct platform_device *dev) -+{ -+ int err; -+ -+ if (usb_disabled()) -+ return -ENODEV; -+ -+ /* We currently always attach BCMA_DEV_USB11_HOSTDEV -+ * as HOST OHCI. If we want to attach it as Client device, -+ * we must branch here and call into the (yet to -+ * be written) Client mode driver. Same for remove(). */ -+ -+ err = ohci_platform_attach(dev); -+ -+ return err; -+} -+ -+static int ohci_platform_remove(struct platform_device *dev) -+{ -+ struct usb_hcd *hcd; -+ -+ hcd = platform_get_drvdata(dev); -+ if (!hcd) -+ return -ENODEV; -+ -+ usb_remove_hcd(hcd); -+ iounmap(hcd->regs); -+ release_mem_region(hcd->rsrc_start, hcd->rsrc_len); -+ usb_put_hcd(hcd); -+ -+ return 0; -+} -+ -+static void ohci_platform_shutdown(struct platform_device *dev) -+{ -+ struct usb_hcd *hcd; -+ -+ hcd = platform_get_drvdata(dev); -+ if (!hcd) -+ return; -+ -+ if (hcd->driver->shutdown) -+ hcd->driver->shutdown(hcd); -+} -+ -+#ifdef CONFIG_PM -+ -+static int ohci_platform_suspend(struct platform_device *dev, -+ pm_message_t state) -+{ -+ -+ return 0; -+} -+ -+static int ohci_platform_resume(struct platform_device *dev) -+{ -+ struct usb_hcd *hcd = platform_get_drvdata(dev); -+ -+ ohci_finish_controller_resume(hcd); -+ return 0; -+} -+ -+#else /* !CONFIG_PM */ -+#define ohci_platform_suspend NULL -+#define ohci_platform_resume NULL -+#endif /* CONFIG_PM */ -+ -+static const struct platform_device_id ohci_platform_table[] = { -+ { "ohci-platform", 0 }, -+ { } -+}; -+MODULE_DEVICE_TABLE(platform, ohci_platform_table); -+ -+static struct platform_driver ohci_platform_driver = { -+ .id_table = ohci_platform_table, -+ .probe = ohci_platform_probe, -+ .remove = ohci_platform_remove, -+ .shutdown = ohci_platform_shutdown, -+ .suspend = ohci_platform_suspend, -+ .resume = ohci_platform_resume, -+ .driver = { -+ .name = "ohci-platform", -+ } -+}; diff --git a/target/linux/brcm47xx/patches-3.2/0031-USB-EHCI-Add-a-generic-platform-device-driver.patch b/target/linux/brcm47xx/patches-3.2/0031-USB-EHCI-Add-a-generic-platform-device-driver.patch deleted file mode 100644 index 8cc0f07776..0000000000 --- a/target/linux/brcm47xx/patches-3.2/0031-USB-EHCI-Add-a-generic-platform-device-driver.patch +++ /dev/null @@ -1,265 +0,0 @@ -From 2ade1c32109d2f17fdfc0b414411d4ee7f828706 Mon Sep 17 00:00:00 2001 -From: Hauke Mehrtens -Date: Sat, 26 Nov 2011 21:28:56 +0100 -Subject: [PATCH 18/30] USB: EHCI: Add a generic platform device driver - -This adds a generic driver for platform devices. It works like the PCI -driver and is based on it. This is for devices which do not have an own -bus but their EHCI controller works like a PCI controller. It will be -used for the Broadcom bcma and ssb USB EHCI controller. - -Signed-off-by: Hauke Mehrtens ---- - drivers/usb/host/Kconfig | 10 ++ - drivers/usb/host/ehci-hcd.c | 5 + - drivers/usb/host/ehci-platform.c | 211 ++++++++++++++++++++++++++++++++++++++ - 3 files changed, 226 insertions(+), 0 deletions(-) - create mode 100644 drivers/usb/host/ehci-platform.c - ---- a/drivers/usb/host/Kconfig -+++ b/drivers/usb/host/Kconfig -@@ -388,6 +388,16 @@ config USB_OHCI_HCD_PLATFORM - - If unsure, say N. - -+config USB_EHCI_HCD_PLATFORM -+ bool "Generic EHCI driver for a platform device" -+ depends on USB_EHCI_HCD && EXPERIMENTAL -+ default n -+ ---help--- -+ Adds an EHCI host driver for a generic platform device, which -+ provieds a memory space and an irq. -+ -+ If unsure, say N. -+ - config USB_OHCI_BIG_ENDIAN_DESC - bool - depends on USB_OHCI_HCD ---- a/drivers/usb/host/ehci-hcd.c -+++ b/drivers/usb/host/ehci-hcd.c -@@ -1329,6 +1329,11 @@ MODULE_LICENSE ("GPL"); - #define PLATFORM_DRIVER ehci_xls_driver - #endif - -+#ifdef CONFIG_USB_EHCI_HCD_PLATFORM -+#include "ehci-platform.c" -+#define PLATFORM_DRIVER ehci_platform_driver -+#endif -+ - #if !defined(PCI_DRIVER) && !defined(PLATFORM_DRIVER) && \ - !defined(PS3_SYSTEM_BUS_DRIVER) && !defined(OF_PLATFORM_DRIVER) && \ - !defined(XILINX_OF_PLATFORM_DRIVER) ---- /dev/null -+++ b/drivers/usb/host/ehci-platform.c -@@ -0,0 +1,211 @@ -+/* -+ * Generic platform ehci driver -+ * -+ * Copyright 2007 Steven Brown -+ * Copyright 2010-2011 Hauke Mehrtens -+ * -+ * Derived from the ohci-ssb driver -+ * Copyright 2007 Michael Buesch -+ * -+ * Derived from the EHCI-PCI driver -+ * Copyright (c) 2000-2004 by David Brownell -+ * -+ * Derived from the ohci-pci driver -+ * Copyright 1999 Roman Weissgaerber -+ * Copyright 2000-2002 David Brownell -+ * Copyright 1999 Linus Torvalds -+ * Copyright 1999 Gregory P. Smith -+ * -+ * Licensed under the GNU/GPL. See COPYING for details. -+ */ -+#include -+ -+static int ehci_platform_reset(struct usb_hcd *hcd) -+{ -+ struct ehci_hcd *ehci = hcd_to_ehci(hcd); -+ int retval; -+ -+ ehci->caps = hcd->regs; -+ ehci->regs = hcd->regs + -+ HC_LENGTH(ehci, ehci_readl(ehci, &ehci->caps->hc_capbase)); -+ -+ dbg_hcs_params(ehci, "reset"); -+ dbg_hcc_params(ehci, "reset"); -+ -+ /* cache this readonly data; minimize chip reads */ -+ ehci->hcs_params = ehci_readl(ehci, &ehci->caps->hcs_params); -+ -+ retval = ehci_halt(ehci); -+ if (retval) -+ return retval; -+ -+ /* data structure init */ -+ retval = ehci_init(hcd); -+ if (retval) -+ return retval; -+ -+ ehci_reset(ehci); -+ -+ ehci_port_power(ehci, 1); -+ -+ return retval; -+} -+ -+static const struct hc_driver ehci_platform_hc_driver = { -+ .description = "platform-usb-ehci", -+ .product_desc = "Generic Platform EHCI Controller", -+ .hcd_priv_size = sizeof(struct ehci_hcd), -+ -+ .irq = ehci_irq, -+ .flags = HCD_MEMORY | HCD_USB2, -+ -+ .reset = ehci_platform_reset, -+ .start = ehci_run, -+ .stop = ehci_stop, -+ .shutdown = ehci_shutdown, -+ -+ .urb_enqueue = ehci_urb_enqueue, -+ .urb_dequeue = ehci_urb_dequeue, -+ .endpoint_disable = ehci_endpoint_disable, -+ .endpoint_reset = ehci_endpoint_reset, -+ -+ .get_frame_number = ehci_get_frame, -+ -+ .hub_status_data = ehci_hub_status_data, -+ .hub_control = ehci_hub_control, -+#if defined(CONFIG_PM) -+ .bus_suspend = ehci_bus_suspend, -+ .bus_resume = ehci_bus_resume, -+#endif -+ .relinquish_port = ehci_relinquish_port, -+ .port_handed_over = ehci_port_handed_over, -+ -+ .update_device = ehci_update_device, -+ -+ .clear_tt_buffer_complete = ehci_clear_tt_buffer_complete, -+}; -+ -+static int ehci_platform_attach(struct platform_device *dev) -+{ -+ struct usb_hcd *hcd; -+ struct resource *res_irq, *res_mem; -+ int err = -ENOMEM; -+ -+ hcd = usb_create_hcd(&ehci_platform_hc_driver, &dev->dev, -+ dev_name(&dev->dev)); -+ if (!hcd) -+ goto err_return; -+ -+ res_irq = platform_get_resource(dev, IORESOURCE_IRQ, 0); -+ if (!res_irq) { -+ err = -ENXIO; -+ goto err_return; -+ } -+ res_mem = platform_get_resource(dev, IORESOURCE_MEM, 0); -+ if (!res_mem) { -+ err = -ENXIO; -+ goto err_return; -+ } -+ hcd->rsrc_start = res_mem->start; -+ hcd->rsrc_len = res_mem->end - res_mem->start + 1; -+ -+ /* -+ * start & size modified per sbutils.c -+ */ -+ hcd->regs = ioremap_nocache(hcd->rsrc_start, hcd->rsrc_len); -+ if (!hcd->regs) -+ goto err_put_hcd; -+ err = usb_add_hcd(hcd, res_irq->start, IRQF_SHARED); -+ if (err) -+ goto err_iounmap; -+ -+ platform_set_drvdata(dev, hcd); -+ -+ return err; -+ -+err_iounmap: -+ iounmap(hcd->regs); -+err_put_hcd: -+ usb_put_hcd(hcd); -+err_return: -+ return err; -+} -+ -+static int ehci_platform_probe(struct platform_device *dev) -+{ -+ int err; -+ -+ if (usb_disabled()) -+ return -ENODEV; -+ -+ err = ehci_platform_attach(dev); -+ -+ return err; -+} -+ -+static int ehci_platform_remove(struct platform_device *dev) -+{ -+ struct usb_hcd *hcd; -+ -+ hcd = platform_get_drvdata(dev); -+ if (!hcd) -+ return -ENODEV; -+ -+ usb_remove_hcd(hcd); -+ iounmap(hcd->regs); -+ release_mem_region(hcd->rsrc_start, hcd->rsrc_len); -+ usb_put_hcd(hcd); -+ -+ return 0; -+} -+ -+static void ehci_platform_shutdown(struct platform_device *dev) -+{ -+ struct usb_hcd *hcd; -+ -+ hcd = platform_get_drvdata(dev); -+ if (!hcd) -+ return; -+ -+ if (hcd->driver->shutdown) -+ hcd->driver->shutdown(hcd); -+} -+ -+#ifdef CONFIG_PM -+ -+static int ehci_platform_suspend(struct platform_device *dev, -+ pm_message_t state) -+{ -+ return 0; -+} -+ -+static int ehci_platform_resume(struct platform_device *dev) -+{ -+ struct usb_hcd *hcd = platform_get_drvdata(dev); -+ -+ ehci_finish_controller_resume(hcd); -+ return 0; -+} -+ -+#else /* !CONFIG_PM */ -+#define ehci_platform_suspend NULL -+#define ehci_platform_resume NULL -+#endif /* CONFIG_PM */ -+ -+static const struct platform_device_id ehci_platform_table[] = { -+ { "ehci-platform", 0 }, -+ { } -+}; -+MODULE_DEVICE_TABLE(platform, ehci_platform_table); -+ -+static struct platform_driver ehci_platform_driver = { -+ .id_table = ehci_platform_table, -+ .probe = ehci_platform_probe, -+ .remove = ehci_platform_remove, -+ .shutdown = ehci_platform_shutdown, -+ .suspend = ehci_platform_suspend, -+ .resume = ehci_platform_resume, -+ .driver = { -+ .name = "ehci-platform", -+ } -+}; diff --git a/target/linux/brcm47xx/patches-3.2/0032-USB-Add-driver-for-the-bcma-bus.patch b/target/linux/brcm47xx/patches-3.2/0032-USB-Add-driver-for-the-bcma-bus.patch deleted file mode 100644 index 598aedd26f..0000000000 --- a/target/linux/brcm47xx/patches-3.2/0032-USB-Add-driver-for-the-bcma-bus.patch +++ /dev/null @@ -1,358 +0,0 @@ -From 0da055d81f77272ebc41d4c2cd5f533aa9025cc7 Mon Sep 17 00:00:00 2001 -From: Hauke Mehrtens -Date: Sat, 26 Nov 2011 21:33:41 +0100 -Subject: [PATCH 19/30] USB: Add driver for the bcma bus - -This adds a USB driver using the generic platform device driver for the -USB controller found on the Broadcom bcma bus. The bcma bus just -exposes one device which serves the OHCI and the EHCI controller at the -same time. This driver probes for this USB controller and creates and -registers two new platform devices which will be probed by the new -generic platform device driver. This makes it possible to use the EHCI -and the OCHI controller on the bcma bus at the same time. - -Signed-off-by: Hauke Mehrtens ---- - drivers/usb/host/Kconfig | 12 ++ - drivers/usb/host/Makefile | 1 + - drivers/usb/host/bcma-hcd.c | 309 +++++++++++++++++++++++++++++++++++++++++++ - 3 files changed, 322 insertions(+), 0 deletions(-) - create mode 100644 drivers/usb/host/bcma-hcd.c - ---- a/drivers/usb/host/Kconfig -+++ b/drivers/usb/host/Kconfig -@@ -618,3 +618,15 @@ config USB_PXA168_EHCI - help - Enable support for Marvell PXA168 SoC's on-chip EHCI - host controller -+ -+config USB_HCD_BCMA -+ tristate "BCMA usb host driver" -+ depends on BCMA && EXPERIMENTAL -+ select USB_OHCI_HCD_PLATFORM if USB_OHCI_HCD -+ select USB_EHCI_HCD_PLATFORM if USB_EHCI_HCD -+ help -+ Enbale support for the EHCI and OCHI host controller on an bcma bus. -+ It converts the bcma driver into two platform device drivers -+ for ehci and ohci. -+ -+ If unsure, say N. ---- a/drivers/usb/host/Makefile -+++ b/drivers/usb/host/Makefile -@@ -37,3 +37,4 @@ obj-$(CONFIG_USB_IMX21_HCD) += imx21-hcd - obj-$(CONFIG_USB_FSL_MPH_DR_OF) += fsl-mph-dr-of.o - obj-$(CONFIG_USB_OCTEON2_COMMON) += octeon2-common.o - obj-$(CONFIG_MIPS_ALCHEMY) += alchemy-common.o -+obj-$(CONFIG_USB_HCD_BCMA) += bcma-hcd.o ---- /dev/null -+++ b/drivers/usb/host/bcma-hcd.c -@@ -0,0 +1,309 @@ -+/* -+ * Broadcom specific Advanced Microcontroller Bus -+ * Broadcom USB-core driver (BCMA bus glue) -+ * -+ * Copyright 2011 Hauke Mehrtens -+ * -+ * Based on ssb-ohci driver -+ * Copyright 2007 Michael Buesch -+ * -+ * Derived from the OHCI-PCI driver -+ * Copyright 1999 Roman Weissgaerber -+ * Copyright 2000-2002 David Brownell -+ * Copyright 1999 Linus Torvalds -+ * Copyright 1999 Gregory P. Smith -+ * -+ * Derived from the USBcore related parts of Broadcom-SB -+ * Copyright 2005-2011 Broadcom Corporation -+ * -+ * Licensed under the GNU/GPL. See COPYING for details. -+ */ -+#include -+#include -+#include -+#include -+ -+MODULE_AUTHOR("Hauke Mehrtens"); -+MODULE_DESCRIPTION("Common USB driver for BCMA Bus"); -+MODULE_LICENSE("GPL"); -+ -+struct bcma_hcd_device { -+ struct platform_device *ehci_dev; -+ struct platform_device *ohci_dev; -+}; -+ -+static void __devinit bcma_hcd_4716wa(struct bcma_device *dev) -+{ -+#ifdef CONFIG_BCMA_DRIVER_MIPS -+ /* Work around for 4716 failures. */ -+ if (dev->bus->chipinfo.id == 0x4716) { -+ u32 tmp; -+ -+ tmp = bcma_cpu_clock(&dev->bus->drv_mips); -+ if (tmp >= 480000000) -+ tmp = 0x1846b; /* set CDR to 0x11(fast) */ -+ else if (tmp == 453000000) -+ tmp = 0x1046b; /* set CDR to 0x10(slow) */ -+ else -+ tmp = 0; -+ -+ /* Change Shim mdio control reg to fix host not acking at -+ * high frequencies -+ */ -+ if (tmp) { -+ bcma_write32(dev, 0x524, 0x1); /* write sel to enable */ -+ udelay(500); -+ -+ bcma_write32(dev, 0x524, tmp); -+ udelay(500); -+ bcma_write32(dev, 0x524, 0x4ab); -+ udelay(500); -+ bcma_read32(dev, 0x528); -+ bcma_write32(dev, 0x528, 0x80000000); -+ } -+ } -+#endif /* CONFIG_BCMA_DRIVER_MIPS */ -+} -+ -+/* based on arch/mips/brcm-boards/bcm947xx/pcibios.c */ -+static void __devinit bcma_hcd_init_chip(struct bcma_device *dev) -+{ -+ u32 tmp; -+ -+ /* -+ * USB 2.0 special considerations: -+ * -+ * 1. Since the core supports both OHCI and EHCI functions, it must -+ * only be reset once. -+ * -+ * 2. In addition to the standard SI reset sequence, the Host Control -+ * Register must be programmed to bring the USB core and various -+ * phy components out of reset. -+ */ -+ if (!bcma_core_is_enabled(dev)) { -+ bcma_core_enable(dev, 0); -+ mdelay(10); -+ if (dev->id.rev >= 5) { -+ /* Enable Misc PLL */ -+ tmp = bcma_read32(dev, 0x1e0); -+ tmp |= 0x100; -+ bcma_write32(dev, 0x1e0, tmp); -+ if (bcma_wait_bits(dev, 0x1e0, 1 << 24, 100, 1)) -+ printk(KERN_EMERG "Failed to enable misc PPL!\n"); -+ -+ /* Take out of resets */ -+ bcma_write32(dev, 0x200, 0x4ff); -+ udelay(25); -+ bcma_write32(dev, 0x200, 0x6ff); -+ udelay(25); -+ -+ /* Make sure digital and AFE are locked in USB PHY */ -+ bcma_write32(dev, 0x524, 0x6b); -+ udelay(50); -+ tmp = bcma_read32(dev, 0x524); -+ udelay(50); -+ bcma_write32(dev, 0x524, 0xab); -+ udelay(50); -+ tmp = bcma_read32(dev, 0x524); -+ udelay(50); -+ bcma_write32(dev, 0x524, 0x2b); -+ udelay(50); -+ tmp = bcma_read32(dev, 0x524); -+ udelay(50); -+ bcma_write32(dev, 0x524, 0x10ab); -+ udelay(50); -+ tmp = bcma_read32(dev, 0x524); -+ -+ if (bcma_wait_bits(dev, 0x528, 0xc000, 10000, 1)) { -+ tmp = bcma_read32(dev, 0x528); -+ printk(KERN_EMERG -+ "USB20H mdio_rddata 0x%08x\n", tmp); -+ } -+ bcma_write32(dev, 0x528, 0x80000000); -+ tmp = bcma_read32(dev, 0x314); -+ udelay(265); -+ bcma_write32(dev, 0x200, 0x7ff); -+ udelay(10); -+ -+ /* Take USB and HSIC out of non-driving modes */ -+ bcma_write32(dev, 0x510, 0); -+ } else { -+ bcma_write32(dev, 0x200, 0x7ff); -+ -+ udelay(1); -+ } -+ -+ bcma_hcd_4716wa(dev); -+ } -+} -+ -+static struct platform_device * __devinit -+bcma_hcd_create_pdev(struct bcma_device *dev, char *name, u32 addr) -+{ -+ struct platform_device *hci_dev; -+ struct resource hci_res[2]; -+ int ret = -ENOMEM; -+ -+ memset(hci_res, 0, sizeof(hci_res)); -+ -+ hci_res[0].start = addr; -+ hci_res[0].end = hci_res[0].start + 0x1000 - 1; -+ hci_res[0].flags = IORESOURCE_MEM; -+ -+ hci_res[1].start = dev->irq; -+ hci_res[1].flags = IORESOURCE_IRQ; -+ -+ hci_dev = platform_device_alloc(name, 0); -+ if (!hci_dev) -+ goto err_alloc; -+ -+ hci_dev->dev.parent = &dev->dev; -+ hci_dev->dev.dma_mask = &hci_dev->dev.coherent_dma_mask; -+ -+ ret = platform_device_add_resources(hci_dev, hci_res, -+ ARRAY_SIZE(hci_res)); -+ if (ret) -+ goto err_alloc; -+ -+ ret = platform_device_add(hci_dev); -+ if (ret) { -+err_alloc: -+ platform_device_put(hci_dev); -+ return ERR_PTR(ret); -+ } -+ -+ return hci_dev; -+} -+ -+static int __devinit bcma_hcd_probe(struct bcma_device *dev) -+{ -+ int err; -+ u16 chipid_top; -+ u32 ohci_addr; -+ struct bcma_hcd_device *usb_dev; -+ struct bcma_chipinfo *chipinfo; -+ -+ chipinfo = &dev->bus->chipinfo; -+ /* USBcores are only connected on embedded devices. */ -+ chipid_top = (chipinfo->id & 0xFF00); -+ if (chipid_top != 0x4700 && chipid_top != 0x5300) -+ return -ENODEV; -+ -+ /* TODO: Probably need checks here; is the core connected? */ -+ -+ if (dma_set_mask(dev->dma_dev, DMA_BIT_MASK(32)) || -+ dma_set_coherent_mask(dev->dma_dev, DMA_BIT_MASK(32))) -+ return -EOPNOTSUPP; -+ -+ usb_dev = kzalloc(sizeof(struct bcma_hcd_device), GFP_KERNEL); -+ if (!usb_dev) -+ return -ENOMEM; -+ -+ bcma_hcd_init_chip(dev); -+ -+ /* In AI chips EHCI is addrspace 0, OHCI is 1 */ -+ ohci_addr = dev->addr1; -+ if ((chipinfo->id == 0x5357 || chipinfo->id == 0x4749) -+ && chipinfo->rev == 0) -+ ohci_addr = 0x18009000; -+ -+ usb_dev->ohci_dev = bcma_hcd_create_pdev(dev, "ohci-platform", -+ ohci_addr); -+ if (IS_ERR(usb_dev->ohci_dev)) { -+ err = PTR_ERR(usb_dev->ohci_dev); -+ goto err_free_usb_dev; -+ } -+ -+ usb_dev->ehci_dev = bcma_hcd_create_pdev(dev, "ehci-platform", -+ dev->addr); -+ if (IS_ERR(usb_dev->ehci_dev)) { -+ err = PTR_ERR(usb_dev->ehci_dev); -+ goto err_unregister_ohci_dev; -+ } -+ -+ bcma_set_drvdata(dev, usb_dev); -+ return 0; -+ -+err_unregister_ohci_dev: -+ platform_device_unregister(usb_dev->ohci_dev); -+err_free_usb_dev: -+ kfree(usb_dev); -+ return err; -+} -+ -+static void __devexit bcma_hcd_remove(struct bcma_device *dev) -+{ -+ struct bcma_hcd_device *usb_dev; -+ struct platform_device *ohci_dev; -+ struct platform_device *ehci_dev; -+ -+ usb_dev = bcma_get_drvdata(dev); -+ if (!usb_dev) -+ return; -+ -+ ohci_dev = usb_dev->ohci_dev; -+ ehci_dev = usb_dev->ehci_dev; -+ -+ if (ohci_dev) { -+ platform_device_unregister(ohci_dev); -+ } -+ if (ehci_dev) { -+ platform_device_unregister(ehci_dev); -+ } -+ -+ bcma_core_disable(dev, 0); -+} -+ -+static void bcma_hcd_shutdown(struct bcma_device *dev) -+{ -+ bcma_core_disable(dev, 0); -+} -+ -+#ifdef CONFIG_PM -+ -+static int bcma_hcd_suspend(struct bcma_device *dev, pm_message_t state) -+{ -+ bcma_core_disable(dev, 0); -+ -+ return 0; -+} -+ -+static int bcma_hcd_resume(struct bcma_device *dev) -+{ -+ bcma_core_enable(dev, 0); -+ -+ return 0; -+} -+ -+#else /* !CONFIG_PM */ -+#define bcma_hcd_suspend NULL -+#define bcma_hcd_resume NULL -+#endif /* CONFIG_PM */ -+ -+static const struct bcma_device_id bcma_hcd_table[] __devinitconst = { -+ BCMA_CORE(BCMA_MANUF_BCM, BCMA_CORE_USB20_HOST, BCMA_ANY_REV, BCMA_ANY_CLASS), -+ BCMA_CORETABLE_END -+}; -+MODULE_DEVICE_TABLE(bcma, bcma_hcd_table); -+ -+static struct bcma_driver bcma_hcd_driver = { -+ .name = KBUILD_MODNAME, -+ .id_table = bcma_hcd_table, -+ .probe = bcma_hcd_probe, -+ .remove = __devexit_p(bcma_hcd_remove), -+ .shutdown = bcma_hcd_shutdown, -+ .suspend = bcma_hcd_suspend, -+ .resume = bcma_hcd_resume, -+}; -+ -+static int __init bcma_hcd_init(void) -+{ -+ return bcma_driver_register(&bcma_hcd_driver); -+} -+module_init(bcma_hcd_init); -+ -+static void __exit bcma_hcd_exit(void) -+{ -+ bcma_driver_unregister(&bcma_hcd_driver); -+} -+module_exit(bcma_hcd_exit); diff --git a/target/linux/brcm47xx/patches-3.2/0033-USB-Add-driver-for-the-ssb-bus.patch b/target/linux/brcm47xx/patches-3.2/0033-USB-Add-driver-for-the-ssb-bus.patch deleted file mode 100644 index f03657d126..0000000000 --- a/target/linux/brcm47xx/patches-3.2/0033-USB-Add-driver-for-the-ssb-bus.patch +++ /dev/null @@ -1,325 +0,0 @@ -From ca1db834336ac19edc7a5d342f8acece1ae1feb9 Mon Sep 17 00:00:00 2001 -From: Hauke Mehrtens -Date: Sat, 26 Nov 2011 21:35:17 +0100 -Subject: [PATCH 20/30] USB: Add driver for the ssb bus - -This adds a USB driver using the generic platform device driver for the -USB controller found on the Broadcom ssb bus. The ssb bus just -exposes one device which serves the OHCI and the EHCI controller at the -same time. This driver probes for this USB controller and creates and -registers two new platform devices which will be probed by the new -generic platform device driver. This makes it possible to use the EHCI -and the OCHI controller on the ssb bus at the same time. - -The old ssb OHCI USB driver will be removed in the next step as this -driver also provide an OHCI driver and an EHCI for the cores supporting -it. - -Signed-off-by: Hauke Mehrtens ---- - drivers/usb/host/Kconfig | 12 ++ - drivers/usb/host/Makefile | 1 + - drivers/usb/host/ssb-hcd.c | 272 ++++++++++++++++++++++++++++++++++++++++++++ - 3 files changed, 285 insertions(+), 0 deletions(-) - create mode 100644 drivers/usb/host/ssb-hcd.c - ---- a/drivers/usb/host/Kconfig -+++ b/drivers/usb/host/Kconfig -@@ -630,3 +630,15 @@ config USB_HCD_BCMA - for ehci and ohci. - - If unsure, say N. -+ -+config USB_HCD_SSB -+ tristate "SSB usb host driver" -+ depends on SSB && EXPERIMENTAL -+ select USB_OHCI_HCD_PLATFORM if USB_OHCI_HCD -+ select USB_EHCI_HCD_PLATFORM if USB_EHCI_HCD -+ help -+ Enbale support for the EHCI and OCHI host controller on an bcma bus. -+ It converts the bcma driver into two platform device drivers -+ for ehci and ohci. -+ -+ If unsure, say N. ---- a/drivers/usb/host/Makefile -+++ b/drivers/usb/host/Makefile -@@ -38,3 +38,4 @@ obj-$(CONFIG_USB_FSL_MPH_DR_OF) += fsl-m - obj-$(CONFIG_USB_OCTEON2_COMMON) += octeon2-common.o - obj-$(CONFIG_MIPS_ALCHEMY) += alchemy-common.o - obj-$(CONFIG_USB_HCD_BCMA) += bcma-hcd.o -+obj-$(CONFIG_USB_HCD_SSB) += ssb-hcd.o ---- /dev/null -+++ b/drivers/usb/host/ssb-hcd.c -@@ -0,0 +1,272 @@ -+/* -+ * Sonics Silicon Backplane -+ * Broadcom USB-core driver (SSB bus glue) -+ * -+ * Copyright 2011 Hauke Mehrtens -+ * -+ * Based on ssb-ohci driver -+ * Copyright 2007 Michael Buesch -+ * -+ * Derived from the OHCI-PCI driver -+ * Copyright 1999 Roman Weissgaerber -+ * Copyright 2000-2002 David Brownell -+ * Copyright 1999 Linus Torvalds -+ * Copyright 1999 Gregory P. Smith -+ * -+ * Derived from the USBcore related parts of Broadcom-SB -+ * Copyright 2005-2011 Broadcom Corporation -+ * -+ * Licensed under the GNU/GPL. See COPYING for details. -+ */ -+#include -+#include -+#include -+#include -+ -+MODULE_AUTHOR("Hauke Mehrtens"); -+MODULE_DESCRIPTION("Common USB driver for SSB Bus"); -+MODULE_LICENSE("GPL"); -+ -+#define SSB_HCD_TMSLOW_HOSTMODE (1 << 29) -+ -+struct ssb_hcd_device { -+ struct platform_device *ehci_dev; -+ struct platform_device *ohci_dev; -+ -+ u32 enable_flags; -+}; -+ -+static void __devinit ssb_hcd_5354wa(struct ssb_device *dev) -+{ -+#ifdef CONFIG_SSB_DRIVER_MIPS -+ /* Work around for 5354 failures */ -+ if (dev->id.revision == 2 && dev->bus->chip_id == 0x5354) { -+ /* Change syn01 reg */ -+ ssb_write32(dev, 0x894, 0x00fe00fe); -+ -+ /* Change syn03 reg */ -+ ssb_write32(dev, 0x89c, ssb_read32(dev, 0x89c) | 0x1); -+ } -+#endif -+} -+ -+static void __devinit ssb_hcd_usb20wa(struct ssb_device *dev) -+{ -+ if (dev->id.coreid == SSB_DEV_USB20_HOST) { -+ /* -+ * USB 2.0 special considerations: -+ * -+ * In addition to the standard SSB reset sequence, the Host -+ * Control Register must be programmed to bring the USB core -+ * and various phy components out of reset. -+ */ -+ ssb_write32(dev, 0x200, 0x7ff); -+ -+ /* Change Flush control reg */ -+ ssb_write32(dev, 0x400, ssb_read32(dev, 0x400) & ~8); -+ ssb_read32(dev, 0x400); -+ -+ /* Change Shim control reg */ -+ ssb_write32(dev, 0x304, ssb_read32(dev, 0x304) & ~0x100); -+ ssb_read32(dev, 0x304); -+ -+ udelay(1); -+ -+ ssb_hcd_5354wa(dev); -+ } -+} -+ -+/* based on arch/mips/brcm-boards/bcm947xx/pcibios.c */ -+static u32 __devinit ssb_hcd_init_chip(struct ssb_device *dev) -+{ -+ u32 flags = 0; -+ -+ if (dev->id.coreid == SSB_DEV_USB11_HOSTDEV) -+ /* Put the device into host-mode. */ -+ flags |= SSB_HCD_TMSLOW_HOSTMODE; -+ -+ ssb_device_enable(dev, flags); -+ -+ ssb_hcd_usb20wa(dev); -+ -+ return flags; -+} -+ -+static struct platform_device * __devinit -+ssb_hcd_create_pdev(struct ssb_device *dev, char *name, u32 addr, u32 len) -+{ -+ struct platform_device *hci_dev; -+ struct resource hci_res[2]; -+ int ret = -ENOMEM; -+ -+ memset(hci_res, 0, sizeof(hci_res)); -+ -+ hci_res[0].start = addr; -+ hci_res[0].end = hci_res[0].start + len - 1; -+ hci_res[0].flags = IORESOURCE_MEM; -+ -+ hci_res[1].start = dev->irq; -+ hci_res[1].flags = IORESOURCE_IRQ; -+ -+ hci_dev = platform_device_alloc(name, 0); -+ if (!hci_dev) -+ goto err_alloc; -+ -+ hci_dev->dev.parent = dev->dev; -+ hci_dev->dev.dma_mask = &hci_dev->dev.coherent_dma_mask; -+ -+ ret = platform_device_add_resources(hci_dev, hci_res, 2); -+ if (ret) -+ goto err_alloc; -+ -+ ret = platform_device_add(hci_dev); -+ if (ret) { -+err_alloc: -+ platform_device_put(hci_dev); -+ return ERR_PTR(ret); -+ } -+ -+ return hci_dev; -+} -+ -+static int __devinit ssb_hcd_probe(struct ssb_device *dev, -+ const struct ssb_device_id *id) -+{ -+ int err, tmp; -+ int start, len; -+ u16 chipid_top; -+ struct ssb_hcd_device *usb_dev; -+ -+ /* USBcores are only connected on embedded devices. */ -+ chipid_top = (dev->bus->chip_id & 0xFF00); -+ if (chipid_top != 0x4700 && chipid_top != 0x5300) -+ return -ENODEV; -+ -+ /* TODO: Probably need checks here; is the core connected? */ -+ -+ if (dma_set_mask(dev->dma_dev, DMA_BIT_MASK(32)) || -+ dma_set_coherent_mask(dev->dma_dev, DMA_BIT_MASK(32))) -+ return -EOPNOTSUPP; -+ -+ usb_dev = kzalloc(sizeof(struct ssb_hcd_device), GFP_KERNEL); -+ if (!usb_dev) -+ return -ENOMEM; -+ -+ /* We currently always attach SSB_DEV_USB11_HOSTDEV -+ * as HOST OHCI. If we want to attach it as Client device, -+ * we must branch here and call into the (yet to -+ * be written) Client mode driver. Same for remove(). */ -+ usb_dev->enable_flags = ssb_hcd_init_chip(dev); -+ -+ tmp = ssb_read32(dev, SSB_ADMATCH0); -+ -+ start = ssb_admatch_base(tmp); -+ len = ssb_admatch_size(tmp); -+ usb_dev->ohci_dev = ssb_hcd_create_pdev(dev, "ohci-platform", start, -+ len); -+ if (IS_ERR(usb_dev->ohci_dev)) { -+ err = PTR_ERR(usb_dev->ohci_dev); -+ goto err_free_usb_dev; -+ } -+ -+ if (dev->id.coreid == SSB_DEV_USB20_HOST) { -+ start = ssb_admatch_base(tmp) + 0x800; /* ehci core offset */ -+ len = 0x100; /* ehci reg block size */ -+ usb_dev->ehci_dev = ssb_hcd_create_pdev(dev, "ehci-platform", -+ start, len); -+ if (IS_ERR(usb_dev->ehci_dev)) { -+ err = PTR_ERR(usb_dev->ehci_dev); -+ goto err_unregister_ohci_dev; -+ } -+ } -+ -+ ssb_set_drvdata(dev, usb_dev); -+ return 0; -+ -+err_unregister_ohci_dev: -+ platform_device_unregister(usb_dev->ohci_dev); -+err_free_usb_dev: -+ kfree(usb_dev); -+ return err; -+} -+ -+static void __devexit ssb_hcd_remove(struct ssb_device *dev) -+{ -+ struct ssb_hcd_device *usb_dev; -+ struct platform_device *ohci_dev; -+ struct platform_device *ehci_dev; -+ -+ usb_dev = ssb_get_drvdata(dev); -+ if (!usb_dev) -+ return; -+ -+ ohci_dev = usb_dev->ohci_dev; -+ ehci_dev = usb_dev->ehci_dev; -+ -+ if (ohci_dev) { -+ platform_device_unregister(ohci_dev); -+ } -+ if (ehci_dev) { -+ platform_device_unregister(ehci_dev); -+ } -+ -+ ssb_device_disable(dev, 0); -+} -+ -+static void __devexit ssb_hcd_shutdown(struct ssb_device *dev) -+{ -+ ssb_device_disable(dev, 0); -+} -+ -+#ifdef CONFIG_PM -+ -+static int ssb_hcd_suspend(struct ssb_device *dev, pm_message_t state) -+{ -+ ssb_device_disable(dev, 0); -+ -+ return 0; -+} -+ -+static int ssb_hcd_resume(struct ssb_device *dev) -+{ -+ struct ssb_hcd_device *usb_dev = ssb_get_drvdata(dev); -+ -+ ssb_device_enable(dev, usb_dev->enable_flags); -+ -+ return 0; -+} -+ -+#else /* !CONFIG_PM */ -+#define ssb_hcd_suspend NULL -+#define ssb_hcd_resume NULL -+#endif /* CONFIG_PM */ -+ -+static const struct ssb_device_id ssb_hcd_table[] __devinitconst = { -+ SSB_DEVICE(SSB_VENDOR_BROADCOM, SSB_DEV_USB11_HOSTDEV, SSB_ANY_REV), -+ SSB_DEVICE(SSB_VENDOR_BROADCOM, SSB_DEV_USB11_HOST, SSB_ANY_REV), -+ SSB_DEVICE(SSB_VENDOR_BROADCOM, SSB_DEV_USB20_HOST, SSB_ANY_REV), -+ SSB_DEVTABLE_END -+}; -+MODULE_DEVICE_TABLE(ssb, ssb_hcd_table); -+ -+static struct ssb_driver ssb_hcd_driver = { -+ .name = KBUILD_MODNAME, -+ .id_table = ssb_hcd_table, -+ .probe = ssb_hcd_probe, -+ .remove = __devexit_p(ssb_hcd_remove), -+ .shutdown = ssb_hcd_shutdown, -+ .suspend = ssb_hcd_suspend, -+ .resume = ssb_hcd_resume, -+}; -+ -+static int __init ssb_hcd_init(void) -+{ -+ return ssb_driver_register(&ssb_hcd_driver); -+} -+module_init(ssb_hcd_init); -+ -+static void __exit ssb_hcd_exit(void) -+{ -+ ssb_driver_unregister(&ssb_hcd_driver); -+} -+module_exit(ssb_hcd_exit); diff --git a/target/linux/brcm47xx/patches-3.2/0034-USB-OHCI-remove-old-SSB-OHCI-driver.patch b/target/linux/brcm47xx/patches-3.2/0034-USB-OHCI-remove-old-SSB-OHCI-driver.patch deleted file mode 100644 index 2e859f1f47..0000000000 --- a/target/linux/brcm47xx/patches-3.2/0034-USB-OHCI-remove-old-SSB-OHCI-driver.patch +++ /dev/null @@ -1,357 +0,0 @@ -From 77190e21ed262397eb924e6d48e12ecf3e9f6316 Mon Sep 17 00:00:00 2001 -From: Hauke Mehrtens -Date: Sat, 26 Nov 2011 21:36:50 +0100 -Subject: [PATCH 21/30] USB: OHCI: remove old SSB OHCI driver - -This is now replaced by the new ssb USB driver, which also supports -devices with an EHCI controller. - -Signed-off-by: Hauke Mehrtens ---- - drivers/usb/host/Kconfig | 13 -- - drivers/usb/host/ohci-hcd.c | 19 --- - drivers/usb/host/ohci-ssb.c | 260 ------------------------------------------- - 3 files changed, 0 insertions(+), 292 deletions(-) - delete mode 100644 drivers/usb/host/ohci-ssb.c - ---- a/drivers/usb/host/Kconfig -+++ b/drivers/usb/host/Kconfig -@@ -351,19 +351,6 @@ config USB_OHCI_HCD_PCI - Enables support for PCI-bus plug-in USB controller cards. - If unsure, say Y. - --config USB_OHCI_HCD_SSB -- bool "OHCI support for Broadcom SSB OHCI core" -- depends on USB_OHCI_HCD && (SSB = y || SSB = USB_OHCI_HCD) && EXPERIMENTAL -- default n -- ---help--- -- Support for the Sonics Silicon Backplane (SSB) attached -- Broadcom USB OHCI core. -- -- This device is present in some embedded devices with -- Broadcom based SSB bus. -- -- If unsure, say N. -- - config USB_OHCI_SH - bool "OHCI support for SuperH USB controller" - depends on USB_OHCI_HCD && SUPERH ---- a/drivers/usb/host/ohci-hcd.c -+++ b/drivers/usb/host/ohci-hcd.c -@@ -1076,11 +1076,6 @@ MODULE_LICENSE ("GPL"); - #define PS3_SYSTEM_BUS_DRIVER ps3_ohci_driver - #endif - --#ifdef CONFIG_USB_OHCI_HCD_SSB --#include "ohci-ssb.c" --#define SSB_OHCI_DRIVER ssb_ohci_driver --#endif -- - #ifdef CONFIG_MFD_SM501 - #include "ohci-sm501.c" - #define SM501_OHCI_DRIVER ohci_hcd_sm501_driver -@@ -1130,7 +1125,6 @@ MODULE_LICENSE ("GPL"); - !defined(PS3_SYSTEM_BUS_DRIVER) && \ - !defined(SM501_OHCI_DRIVER) && \ - !defined(TMIO_OHCI_DRIVER) && \ -- !defined(SSB_OHCI_DRIVER) && \ - !defined(PLATFORM_OHCI_DRIVER) - #error "missing bus glue for ohci-hcd" - #endif -@@ -1197,12 +1191,6 @@ static int __init ohci_hcd_mod_init(void - goto error_pci; - #endif - --#ifdef SSB_OHCI_DRIVER -- retval = ssb_driver_register(&SSB_OHCI_DRIVER); -- if (retval) -- goto error_ssb; --#endif -- - #ifdef SM501_OHCI_DRIVER - retval = platform_driver_register(&SM501_OHCI_DRIVER); - if (retval < 0) -@@ -1236,10 +1224,6 @@ static int __init ohci_hcd_mod_init(void - platform_driver_unregister(&SM501_OHCI_DRIVER); - error_sm501: - #endif --#ifdef SSB_OHCI_DRIVER -- ssb_driver_unregister(&SSB_OHCI_DRIVER); -- error_ssb: --#endif - #ifdef PCI_DRIVER - pci_unregister_driver(&PCI_DRIVER); - error_pci: -@@ -1290,9 +1274,6 @@ static void __exit ohci_hcd_mod_exit(voi - #ifdef SM501_OHCI_DRIVER - platform_driver_unregister(&SM501_OHCI_DRIVER); - #endif --#ifdef SSB_OHCI_DRIVER -- ssb_driver_unregister(&SSB_OHCI_DRIVER); --#endif - #ifdef PCI_DRIVER - pci_unregister_driver(&PCI_DRIVER); - #endif ---- a/drivers/usb/host/ohci-ssb.c -+++ /dev/null -@@ -1,260 +0,0 @@ --/* -- * Sonics Silicon Backplane -- * Broadcom USB-core OHCI driver -- * -- * Copyright 2007 Michael Buesch -- * -- * Derived from the OHCI-PCI driver -- * Copyright 1999 Roman Weissgaerber -- * Copyright 2000-2002 David Brownell -- * Copyright 1999 Linus Torvalds -- * Copyright 1999 Gregory P. Smith -- * -- * Derived from the USBcore related parts of Broadcom-SB -- * Copyright 2005 Broadcom Corporation -- * -- * Licensed under the GNU/GPL. See COPYING for details. -- */ --#include -- -- --#define SSB_OHCI_TMSLOW_HOSTMODE (1 << 29) -- --struct ssb_ohci_device { -- struct ohci_hcd ohci; /* _must_ be at the beginning. */ -- -- u32 enable_flags; --}; -- --static inline --struct ssb_ohci_device *hcd_to_ssb_ohci(struct usb_hcd *hcd) --{ -- return (struct ssb_ohci_device *)(hcd->hcd_priv); --} -- -- --static int ssb_ohci_reset(struct usb_hcd *hcd) --{ -- struct ssb_ohci_device *ohcidev = hcd_to_ssb_ohci(hcd); -- struct ohci_hcd *ohci = &ohcidev->ohci; -- int err; -- -- ohci_hcd_init(ohci); -- err = ohci_init(ohci); -- -- return err; --} -- --static int ssb_ohci_start(struct usb_hcd *hcd) --{ -- struct ssb_ohci_device *ohcidev = hcd_to_ssb_ohci(hcd); -- struct ohci_hcd *ohci = &ohcidev->ohci; -- int err; -- -- err = ohci_run(ohci); -- if (err < 0) { -- ohci_err(ohci, "can't start\n"); -- ohci_stop(hcd); -- } -- -- return err; --} -- --static const struct hc_driver ssb_ohci_hc_driver = { -- .description = "ssb-usb-ohci", -- .product_desc = "SSB OHCI Controller", -- .hcd_priv_size = sizeof(struct ssb_ohci_device), -- -- .irq = ohci_irq, -- .flags = HCD_MEMORY | HCD_USB11, -- -- .reset = ssb_ohci_reset, -- .start = ssb_ohci_start, -- .stop = ohci_stop, -- .shutdown = ohci_shutdown, -- -- .urb_enqueue = ohci_urb_enqueue, -- .urb_dequeue = ohci_urb_dequeue, -- .endpoint_disable = ohci_endpoint_disable, -- -- .get_frame_number = ohci_get_frame, -- -- .hub_status_data = ohci_hub_status_data, -- .hub_control = ohci_hub_control, --#ifdef CONFIG_PM -- .bus_suspend = ohci_bus_suspend, -- .bus_resume = ohci_bus_resume, --#endif -- -- .start_port_reset = ohci_start_port_reset, --}; -- --static void ssb_ohci_detach(struct ssb_device *dev) --{ -- struct usb_hcd *hcd = ssb_get_drvdata(dev); -- -- if (hcd->driver->shutdown) -- hcd->driver->shutdown(hcd); -- usb_remove_hcd(hcd); -- iounmap(hcd->regs); -- release_mem_region(hcd->rsrc_start, hcd->rsrc_len); -- usb_put_hcd(hcd); -- ssb_device_disable(dev, 0); --} -- --static int ssb_ohci_attach(struct ssb_device *dev) --{ -- struct ssb_ohci_device *ohcidev; -- struct usb_hcd *hcd; -- int err = -ENOMEM; -- u32 tmp, flags = 0; -- -- if (dma_set_mask(dev->dma_dev, DMA_BIT_MASK(32)) || -- dma_set_coherent_mask(dev->dma_dev, DMA_BIT_MASK(32))) -- return -EOPNOTSUPP; -- -- if (dev->id.coreid == SSB_DEV_USB11_HOSTDEV) { -- /* Put the device into host-mode. */ -- flags |= SSB_OHCI_TMSLOW_HOSTMODE; -- ssb_device_enable(dev, flags); -- } else if (dev->id.coreid == SSB_DEV_USB20_HOST) { -- /* -- * USB 2.0 special considerations: -- * -- * In addition to the standard SSB reset sequence, the Host -- * Control Register must be programmed to bring the USB core -- * and various phy components out of reset. -- */ -- ssb_device_enable(dev, 0); -- ssb_write32(dev, 0x200, 0x7ff); -- -- /* Change Flush control reg */ -- tmp = ssb_read32(dev, 0x400); -- tmp &= ~8; -- ssb_write32(dev, 0x400, tmp); -- tmp = ssb_read32(dev, 0x400); -- -- /* Change Shim control reg */ -- tmp = ssb_read32(dev, 0x304); -- tmp &= ~0x100; -- ssb_write32(dev, 0x304, tmp); -- tmp = ssb_read32(dev, 0x304); -- -- udelay(1); -- -- /* Work around for 5354 failures */ -- if (dev->id.revision == 2 && dev->bus->chip_id == 0x5354) { -- /* Change syn01 reg */ -- tmp = 0x00fe00fe; -- ssb_write32(dev, 0x894, tmp); -- -- /* Change syn03 reg */ -- tmp = ssb_read32(dev, 0x89c); -- tmp |= 0x1; -- ssb_write32(dev, 0x89c, tmp); -- } -- } else -- ssb_device_enable(dev, 0); -- -- hcd = usb_create_hcd(&ssb_ohci_hc_driver, dev->dev, -- dev_name(dev->dev)); -- if (!hcd) -- goto err_dev_disable; -- ohcidev = hcd_to_ssb_ohci(hcd); -- ohcidev->enable_flags = flags; -- -- tmp = ssb_read32(dev, SSB_ADMATCH0); -- hcd->rsrc_start = ssb_admatch_base(tmp); -- hcd->rsrc_len = ssb_admatch_size(tmp); -- hcd->regs = ioremap_nocache(hcd->rsrc_start, hcd->rsrc_len); -- if (!hcd->regs) -- goto err_put_hcd; -- err = usb_add_hcd(hcd, dev->irq, IRQF_SHARED); -- if (err) -- goto err_iounmap; -- -- ssb_set_drvdata(dev, hcd); -- -- return err; -- --err_iounmap: -- iounmap(hcd->regs); --err_put_hcd: -- usb_put_hcd(hcd); --err_dev_disable: -- ssb_device_disable(dev, flags); -- return err; --} -- --static int ssb_ohci_probe(struct ssb_device *dev, -- const struct ssb_device_id *id) --{ -- int err; -- u16 chipid_top; -- -- /* USBcores are only connected on embedded devices. */ -- chipid_top = (dev->bus->chip_id & 0xFF00); -- if (chipid_top != 0x4700 && chipid_top != 0x5300) -- return -ENODEV; -- -- /* TODO: Probably need checks here; is the core connected? */ -- -- if (usb_disabled()) -- return -ENODEV; -- -- /* We currently always attach SSB_DEV_USB11_HOSTDEV -- * as HOST OHCI. If we want to attach it as Client device, -- * we must branch here and call into the (yet to -- * be written) Client mode driver. Same for remove(). */ -- -- err = ssb_ohci_attach(dev); -- -- return err; --} -- --static void ssb_ohci_remove(struct ssb_device *dev) --{ -- ssb_ohci_detach(dev); --} -- --#ifdef CONFIG_PM -- --static int ssb_ohci_suspend(struct ssb_device *dev, pm_message_t state) --{ -- ssb_device_disable(dev, 0); -- -- return 0; --} -- --static int ssb_ohci_resume(struct ssb_device *dev) --{ -- struct usb_hcd *hcd = ssb_get_drvdata(dev); -- struct ssb_ohci_device *ohcidev = hcd_to_ssb_ohci(hcd); -- -- ssb_device_enable(dev, ohcidev->enable_flags); -- -- ohci_finish_controller_resume(hcd); -- return 0; --} -- --#else /* !CONFIG_PM */ --#define ssb_ohci_suspend NULL --#define ssb_ohci_resume NULL --#endif /* CONFIG_PM */ -- --static const struct ssb_device_id ssb_ohci_table[] = { -- SSB_DEVICE(SSB_VENDOR_BROADCOM, SSB_DEV_USB11_HOSTDEV, SSB_ANY_REV), -- SSB_DEVICE(SSB_VENDOR_BROADCOM, SSB_DEV_USB11_HOST, SSB_ANY_REV), -- SSB_DEVICE(SSB_VENDOR_BROADCOM, SSB_DEV_USB20_HOST, SSB_ANY_REV), -- SSB_DEVTABLE_END --}; --MODULE_DEVICE_TABLE(ssb, ssb_ohci_table); -- --static struct ssb_driver ssb_ohci_driver = { -- .name = KBUILD_MODNAME, -- .id_table = ssb_ohci_table, -- .probe = ssb_ohci_probe, -- .remove = ssb_ohci_remove, -- .suspend = ssb_ohci_suspend, -- .resume = ssb_ohci_resume, --}; diff --git a/target/linux/brcm47xx/patches-3.2/180-USB-HCI-add-struct-for-ehci-and-ohci-platform-driver.patch b/target/linux/brcm47xx/patches-3.2/180-USB-HCI-add-struct-for-ehci-and-ohci-platform-driver.patch new file mode 100644 index 0000000000..73d79a369b --- /dev/null +++ b/target/linux/brcm47xx/patches-3.2/180-USB-HCI-add-struct-for-ehci-and-ohci-platform-driver.patch @@ -0,0 +1,48 @@ +From d85bba4eb399a8273aabaef5c21c89820d7a0514 Mon Sep 17 00:00:00 2001 +From: Hauke Mehrtens +Date: Thu, 9 Feb 2012 23:14:57 +0100 +Subject: [PATCH 180/186] USB: HCI: add struct for ehci and ohci platform + driver + + +Signed-off-by: Hauke Mehrtens +--- + include/linux/usb/hci_driver.h | 32 ++++++++++++++++++++++++++++++++ + 1 files changed, 32 insertions(+), 0 deletions(-) + create mode 100644 include/linux/usb/hci_driver.h + +--- /dev/null ++++ b/include/linux/usb/hci_driver.h +@@ -0,0 +1,32 @@ ++/* ++ * Copyright (C) 2012 Hauke Mehrtens ++ * ++ * This program is free software; you can redistribute it and/or modify it ++ * under the terms of the GNU General Public License as published by the ++ * Free Software Foundation; either version 2 of the License, or (at your ++ * option) any later version. ++ * ++ * This program is distributed in the hope that it will be useful, but ++ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY ++ * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License ++ * for more details. ++ * ++ * You should have received a copy of the GNU General Public License ++ * along with this program; if not, write to the Free Software Foundation, ++ * Inc., 675 Mass Ave, Cambridge, MA 02139, USA. ++ */ ++ ++#ifndef __USB_CORE_HCI_PDRIVER_H ++#define __USB_CORE_HCI_PDRIVER_H ++ ++#define USB_HCI_PDATA_PORT_POWER_SET (1 << 0) ++#define USB_HCI_PDATA_HAS_TT_SET (1 << 1) ++ ++struct usb_hci_pdata { ++ int flags; ++ int caps_offset; ++ unsigned has_tt:1; ++ unsigned power_set_is_on:1; ++}; ++ ++#endif /* __USB_CORE_HCI_PDRIVER_H */ diff --git a/target/linux/brcm47xx/patches-3.2/181-USB-OHCI-Add-a-generic-platform-device-driver.patch b/target/linux/brcm47xx/patches-3.2/181-USB-OHCI-Add-a-generic-platform-device-driver.patch new file mode 100644 index 0000000000..8832f22fa1 --- /dev/null +++ b/target/linux/brcm47xx/patches-3.2/181-USB-OHCI-Add-a-generic-platform-device-driver.patch @@ -0,0 +1,237 @@ +From 2232a2ab6015496fecdfad68a9d6794312a9b2f2 Mon Sep 17 00:00:00 2001 +From: Hauke Mehrtens +Date: Sat, 26 Nov 2011 21:20:54 +0100 +Subject: [PATCH 181/186] USB: OHCI: Add a generic platform device driver + +This adds a generic driver for platform devices. It works like the PCI +driver and is based on it. This is for devices which do not have an own +bus but their OHCI controller works like a PCI controller. It will be +used for the Broadcom bcma and ssb USB OHCI controller. + +Signed-off-by: Hauke Mehrtens +--- + drivers/usb/host/Kconfig | 10 ++ + drivers/usb/host/ohci-hcd.c | 5 + + drivers/usb/host/ohci-platform.c | 183 ++++++++++++++++++++++++++++++++++++++ + 3 files changed, 198 insertions(+), 0 deletions(-) + create mode 100644 drivers/usb/host/ohci-platform.c + +--- a/drivers/usb/host/Kconfig ++++ b/drivers/usb/host/Kconfig +@@ -378,6 +378,16 @@ config USB_CNS3XXX_OHCI + Enable support for the CNS3XXX SOC's on-chip OHCI controller. + It is needed for low-speed USB 1.0 device support. + ++config USB_OHCI_HCD_PLATFORM ++ bool "OHCI driver for a platform device" ++ depends on USB_OHCI_HCD && EXPERIMENTAL ++ default n ++ ---help--- ++ Adds an OHCI host driver for a generic platform device, which ++ provieds a memory space and an irq. ++ ++ If unsure, say N. ++ + config USB_OHCI_BIG_ENDIAN_DESC + bool + depends on USB_OHCI_HCD +--- a/drivers/usb/host/ohci-hcd.c ++++ b/drivers/usb/host/ohci-hcd.c +@@ -1116,6 +1116,11 @@ MODULE_LICENSE ("GPL"); + #define PLATFORM_DRIVER ohci_xls_driver + #endif + ++#ifdef CONFIG_USB_OHCI_HCD_PLATFORM ++#include "ohci-platform.c" ++#define PLATFORM_DRIVER ohci_platform_driver ++#endif ++ + #if !defined(PCI_DRIVER) && \ + !defined(PLATFORM_DRIVER) && \ + !defined(OMAP1_PLATFORM_DRIVER) && \ +--- /dev/null ++++ b/drivers/usb/host/ohci-platform.c +@@ -0,0 +1,183 @@ ++/* ++ * Generic platform ohci driver ++ * ++ * Copyright 2007 Michael Buesch ++ * Copyright 2011-2012 Hauke Mehrtens ++ * ++ * Derived from the OCHI-SSB driver ++ * Derived from the OHCI-PCI driver ++ * Copyright 1999 Roman Weissgaerber ++ * Copyright 2000-2002 David Brownell ++ * Copyright 1999 Linus Torvalds ++ * Copyright 1999 Gregory P. Smith ++ * ++ * Licensed under the GNU/GPL. See COPYING for details. ++ */ ++#include ++#include ++ ++static int ohci_platform_reset(struct usb_hcd *hcd) ++{ ++ struct ohci_hcd *ohci = hcd_to_ohci(hcd); ++ int err; ++ ++ ohci_hcd_init(ohci); ++ err = ohci_init(ohci); ++ ++ return err; ++} ++ ++static int ohci_platform_start(struct usb_hcd *hcd) ++{ ++ struct ohci_hcd *ohci = hcd_to_ohci(hcd); ++ int err; ++ ++ err = ohci_run(ohci); ++ if (err < 0) { ++ ohci_err(ohci, "can't start\n"); ++ ohci_stop(hcd); ++ } ++ ++ return err; ++} ++ ++static const struct hc_driver ohci_platform_hc_driver = { ++ .description = hcd_name, ++ .product_desc = "Generic Platform OHCI Controller", ++ .hcd_priv_size = sizeof(struct ohci_hcd), ++ ++ .irq = ohci_irq, ++ .flags = HCD_MEMORY | HCD_USB11, ++ ++ .reset = ohci_platform_reset, ++ .start = ohci_platform_start, ++ .stop = ohci_stop, ++ .shutdown = ohci_shutdown, ++ ++ .urb_enqueue = ohci_urb_enqueue, ++ .urb_dequeue = ohci_urb_dequeue, ++ .endpoint_disable = ohci_endpoint_disable, ++ ++ .get_frame_number = ohci_get_frame, ++ ++ .hub_status_data = ohci_hub_status_data, ++ .hub_control = ohci_hub_control, ++#ifdef CONFIG_PM ++ .bus_suspend = ohci_bus_suspend, ++ .bus_resume = ohci_bus_resume, ++#endif ++ ++ .start_port_reset = ohci_start_port_reset, ++}; ++ ++static int __devinit ohci_platform_probe(struct platform_device *dev) ++{ ++ struct usb_hcd *hcd; ++ struct resource *res_mem; ++ int irq; ++ int err = -ENOMEM; ++ ++ if (usb_disabled()) ++ return -ENODEV; ++ ++ irq = platform_get_irq(dev, 0); ++ if (irq < 0) { ++ pr_err("no irq provieded"); ++ return irq; ++ } ++ ++ res_mem = platform_get_resource(dev, IORESOURCE_MEM, 0); ++ if (!res_mem) { ++ pr_err("no memory recourse provieded"); ++ return -ENXIO; ++ } ++ ++ hcd = usb_create_hcd(&ohci_platform_hc_driver, &dev->dev, ++ dev_name(&dev->dev)); ++ if (!hcd) ++ return -ENOMEM; ++ ++ hcd->rsrc_start = res_mem->start; ++ hcd->rsrc_len = resource_size(res_mem); ++ ++ if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, hcd_name)) { ++ pr_err("controller already in use"); ++ err = -EBUSY; ++ goto err_put_hcd; ++ } ++ ++ hcd->regs = ioremap_nocache(hcd->rsrc_start, hcd->rsrc_len); ++ if (!hcd->regs) ++ goto err_release_region; ++ err = usb_add_hcd(hcd, irq, IRQF_SHARED); ++ if (err) ++ goto err_iounmap; ++ ++ platform_set_drvdata(dev, hcd); ++ ++ return err; ++ ++err_iounmap: ++ iounmap(hcd->regs); ++err_release_region: ++ release_mem_region(hcd->rsrc_start, hcd->rsrc_len); ++err_put_hcd: ++ usb_put_hcd(hcd); ++ return err; ++} ++ ++static int __devexit ohci_platform_remove(struct platform_device *dev) ++{ ++ struct usb_hcd *hcd = platform_get_drvdata(dev); ++ ++ usb_remove_hcd(hcd); ++ iounmap(hcd->regs); ++ release_mem_region(hcd->rsrc_start, hcd->rsrc_len); ++ usb_put_hcd(hcd); ++ platform_set_drvdata(dev, NULL); ++ ++ return 0; ++} ++ ++#ifdef CONFIG_PM ++ ++static int ohci_platform_suspend(struct device *dev) ++{ ++ return 0; ++} ++ ++static int ohci_platform_resume(struct device *dev) ++{ ++ struct usb_hcd *hcd = dev_get_drvdata(dev); ++ ++ ohci_finish_controller_resume(hcd); ++ return 0; ++} ++ ++#else /* !CONFIG_PM */ ++#define ohci_platform_suspend NULL ++#define ohci_platform_resume NULL ++#endif /* CONFIG_PM */ ++ ++static const struct platform_device_id ohci_platform_table[] = { ++ { "ohci-platform", 0 }, ++ { } ++}; ++MODULE_DEVICE_TABLE(platform, ohci_platform_table); ++ ++static const struct dev_pm_ops ohci_platform_pm_ops = { ++ .suspend = ohci_platform_suspend, ++ .resume = ohci_platform_resume, ++}; ++ ++static struct platform_driver ohci_platform_driver = { ++ .id_table = ohci_platform_table, ++ .probe = ohci_platform_probe, ++ .remove = __devexit_p(ohci_platform_remove), ++ .shutdown = usb_hcd_platform_shutdown, ++ .driver = { ++ .owner = THIS_MODULE, ++ .name = "ohci-platform", ++ .pm = &ohci_platform_pm_ops, ++ } ++}; diff --git a/target/linux/brcm47xx/patches-3.2/182-USB-EHCI-Add-a-generic-platform-device-driver.patch b/target/linux/brcm47xx/patches-3.2/182-USB-EHCI-Add-a-generic-platform-device-driver.patch new file mode 100644 index 0000000000..9a8b0cd0ff --- /dev/null +++ b/target/linux/brcm47xx/patches-3.2/182-USB-EHCI-Add-a-generic-platform-device-driver.patch @@ -0,0 +1,253 @@ +From 1be00523336ac484c52681f838dfb8a76e8531cd Mon Sep 17 00:00:00 2001 +From: Hauke Mehrtens +Date: Sat, 26 Nov 2011 21:28:56 +0100 +Subject: [PATCH 182/186] USB: EHCI: Add a generic platform device driver + +This adds a generic driver for platform devices. It works like the PCI +driver and is based on it. This is for devices which do not have an own +bus but their EHCI controller works like a PCI controller. It will be +used for the Broadcom bcma and ssb USB EHCI controller. + +Signed-off-by: Hauke Mehrtens +--- + drivers/usb/host/Kconfig | 10 ++ + drivers/usb/host/ehci-hcd.c | 5 + + drivers/usb/host/ehci-platform.c | 199 ++++++++++++++++++++++++++++++++++++++ + 3 files changed, 214 insertions(+), 0 deletions(-) + create mode 100644 drivers/usb/host/ehci-platform.c + +--- a/drivers/usb/host/Kconfig ++++ b/drivers/usb/host/Kconfig +@@ -388,6 +388,16 @@ config USB_OHCI_HCD_PLATFORM + + If unsure, say N. + ++config USB_EHCI_HCD_PLATFORM ++ bool "Generic EHCI driver for a platform device" ++ depends on USB_EHCI_HCD && EXPERIMENTAL ++ default n ++ ---help--- ++ Adds an EHCI host driver for a generic platform device, which ++ provieds a memory space and an irq. ++ ++ If unsure, say N. ++ + config USB_OHCI_BIG_ENDIAN_DESC + bool + depends on USB_OHCI_HCD +--- a/drivers/usb/host/ehci-hcd.c ++++ b/drivers/usb/host/ehci-hcd.c +@@ -1329,6 +1329,11 @@ MODULE_LICENSE ("GPL"); + #define PLATFORM_DRIVER ehci_xls_driver + #endif + ++#ifdef CONFIG_USB_EHCI_HCD_PLATFORM ++#include "ehci-platform.c" ++#define PLATFORM_DRIVER ehci_platform_driver ++#endif ++ + #if !defined(PCI_DRIVER) && !defined(PLATFORM_DRIVER) && \ + !defined(PS3_SYSTEM_BUS_DRIVER) && !defined(OF_PLATFORM_DRIVER) && \ + !defined(XILINX_OF_PLATFORM_DRIVER) +--- /dev/null ++++ b/drivers/usb/host/ehci-platform.c +@@ -0,0 +1,199 @@ ++/* ++ * Generic platform ehci driver ++ * ++ * Copyright 2007 Steven Brown ++ * Copyright 2010-2012 Hauke Mehrtens ++ * ++ * Derived from the ohci-ssb driver ++ * Copyright 2007 Michael Buesch ++ * ++ * Derived from the EHCI-PCI driver ++ * Copyright (c) 2000-2004 by David Brownell ++ * ++ * Derived from the ohci-pci driver ++ * Copyright 1999 Roman Weissgaerber ++ * Copyright 2000-2002 David Brownell ++ * Copyright 1999 Linus Torvalds ++ * Copyright 1999 Gregory P. Smith ++ * ++ * Licensed under the GNU/GPL. See COPYING for details. ++ */ ++#include ++#include ++ ++static int ehci_platform_reset(struct usb_hcd *hcd) ++{ ++ struct platform_device *pdev = to_platform_device(hcd->self.controller); ++ struct usb_hci_pdata *pdata = pdev->dev.platform_data; ++ struct ehci_hcd *ehci = hcd_to_ehci(hcd); ++ int caps_offset = 0; ++ int flags = 0; ++ int retval; ++ ++ if (pdata) { ++ caps_offset = pdata->caps_offset; ++ flags = pdata->flags; ++ } ++ ++ if (flags & USB_HCI_PDATA_HAS_TT_SET) ++ hcd->has_tt = pdata->has_tt; ++ ++ ehci->caps = hcd->regs + caps_offset; ++ retval = ehci_setup(hcd); ++ if (retval) ++ return retval; ++ ++ if (flags & USB_HCI_PDATA_PORT_POWER_SET) ++ ehci_port_power(ehci, pdata->power_set_is_on); ++ ++ return 0; ++} ++ ++static const struct hc_driver ehci_platform_hc_driver = { ++ .description = hcd_name, ++ .product_desc = "Generic Platform EHCI Controller", ++ .hcd_priv_size = sizeof(struct ehci_hcd), ++ ++ .irq = ehci_irq, ++ .flags = HCD_MEMORY | HCD_USB2, ++ ++ .reset = ehci_platform_reset, ++ .start = ehci_run, ++ .stop = ehci_stop, ++ .shutdown = ehci_shutdown, ++ ++ .urb_enqueue = ehci_urb_enqueue, ++ .urb_dequeue = ehci_urb_dequeue, ++ .endpoint_disable = ehci_endpoint_disable, ++ .endpoint_reset = ehci_endpoint_reset, ++ ++ .get_frame_number = ehci_get_frame, ++ ++ .hub_status_data = ehci_hub_status_data, ++ .hub_control = ehci_hub_control, ++#if defined(CONFIG_PM) ++ .bus_suspend = ehci_bus_suspend, ++ .bus_resume = ehci_bus_resume, ++#endif ++ .relinquish_port = ehci_relinquish_port, ++ .port_handed_over = ehci_port_handed_over, ++ ++ .update_device = ehci_update_device, ++ ++ .clear_tt_buffer_complete = ehci_clear_tt_buffer_complete, ++}; ++ ++static int __devinit ehci_platform_probe(struct platform_device *dev) ++{ ++ struct usb_hcd *hcd; ++ struct resource *res_mem; ++ int irq; ++ int err = -ENOMEM; ++ ++ if (usb_disabled()) ++ return -ENODEV; ++ ++ irq = platform_get_irq(dev, 0); ++ if (irq < 0) { ++ pr_err("no irq provieded"); ++ return irq; ++ } ++ res_mem = platform_get_resource(dev, IORESOURCE_MEM, 0); ++ if (!res_mem) { ++ pr_err("no memory recourse provieded"); ++ return -ENXIO; ++ } ++ ++ hcd = usb_create_hcd(&ehci_platform_hc_driver, &dev->dev, ++ dev_name(&dev->dev)); ++ if (!hcd) ++ return -ENOMEM; ++ ++ hcd->rsrc_start = res_mem->start; ++ hcd->rsrc_len = resource_size(res_mem); ++ ++ if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, hcd_name)) { ++ pr_err("controller already in use"); ++ err = -EBUSY; ++ goto err_put_hcd; ++ } ++ ++ hcd->regs = ioremap_nocache(hcd->rsrc_start, hcd->rsrc_len); ++ if (!hcd->regs) ++ goto err_release_region; ++ err = usb_add_hcd(hcd, irq, IRQF_SHARED); ++ if (err) ++ goto err_iounmap; ++ ++ platform_set_drvdata(dev, hcd); ++ ++ return err; ++ ++err_iounmap: ++ iounmap(hcd->regs); ++err_release_region: ++ release_mem_region(hcd->rsrc_start, hcd->rsrc_len); ++err_put_hcd: ++ usb_put_hcd(hcd); ++ return err; ++} ++ ++static int __devexit ehci_platform_remove(struct platform_device *dev) ++{ ++ struct usb_hcd *hcd = platform_get_drvdata(dev); ++ ++ usb_remove_hcd(hcd); ++ iounmap(hcd->regs); ++ release_mem_region(hcd->rsrc_start, hcd->rsrc_len); ++ usb_put_hcd(hcd); ++ platform_set_drvdata(dev, NULL); ++ ++ return 0; ++} ++ ++#ifdef CONFIG_PM ++ ++static int ehci_platform_suspend(struct device *dev) ++{ ++ struct usb_hcd *hcd = dev_get_drvdata(dev); ++ bool wakeup = device_may_wakeup(dev); ++ ++ ehci_prepare_ports_for_controller_suspend(hcd_to_ehci(hcd), wakeup); ++ return 0; ++} ++ ++static int ehci_platform_resume(struct device *dev) ++{ ++ struct usb_hcd *hcd = dev_get_drvdata(dev); ++ ++ ehci_prepare_ports_for_controller_resume(hcd_to_ehci(hcd)); ++ return 0; ++} ++ ++#else /* !CONFIG_PM */ ++#define ehci_platform_suspend NULL ++#define ehci_platform_resume NULL ++#endif /* CONFIG_PM */ ++ ++static const struct platform_device_id ehci_platform_table[] = { ++ { "ehci-platform", 0 }, ++ { } ++}; ++MODULE_DEVICE_TABLE(platform, ehci_platform_table); ++ ++static const struct dev_pm_ops ehci_platform_pm_ops = { ++ .suspend = ehci_platform_suspend, ++ .resume = ehci_platform_resume, ++}; ++ ++static struct platform_driver ehci_platform_driver = { ++ .id_table = ehci_platform_table, ++ .probe = ehci_platform_probe, ++ .remove = __devexit_p(ehci_platform_remove), ++ .shutdown = usb_hcd_platform_shutdown, ++ .driver = { ++ .owner = THIS_MODULE, ++ .name = "ehci-platform", ++ .pm = &ehci_platform_pm_ops, ++ } ++}; diff --git a/target/linux/brcm47xx/patches-3.2/183-bcma-scan-for-extra-address-space.patch b/target/linux/brcm47xx/patches-3.2/183-bcma-scan-for-extra-address-space.patch new file mode 100644 index 0000000000..29fdfce207 --- /dev/null +++ b/target/linux/brcm47xx/patches-3.2/183-bcma-scan-for-extra-address-space.patch @@ -0,0 +1,61 @@ +From adebff2358c2b631fc04e31ba87eee48e546c655 Mon Sep 17 00:00:00 2001 +From: Hauke Mehrtens +Date: Sun, 20 Nov 2011 18:22:35 +0100 +Subject: [PATCH 183/186] bcma: scan for extra address space + +Some cores like the USB core have two address spaces. In the USB host +controller one address space is used for the OHCI and the other for the +EHCI controller interface. The USB controller is the only core I found +with two address spaces. This code is based on the AI scan function +ai_scan() in shared/aiutils.c i the Broadcom SDK. + +Signed-off-by: Hauke Mehrtens +--- + drivers/bcma/scan.c | 18 +++++++++++++++++- + include/linux/bcma/bcma.h | 1 + + 2 files changed, 18 insertions(+), 1 deletions(-) + +--- a/drivers/bcma/scan.c ++++ b/drivers/bcma/scan.c +@@ -297,6 +297,22 @@ static int bcma_get_next_core(struct bcm + return -EILSEQ; + } + ++ ++ /* First Slave Address Descriptor should be port 0: ++ * the main register space for the core ++ */ ++ tmp = bcma_erom_get_addr_desc(bus, eromptr, SCAN_ADDR_TYPE_SLAVE, 0); ++ if (tmp <= 0) { ++ /* Try again to see if it is a bridge */ ++ tmp = bcma_erom_get_addr_desc(bus, eromptr, ++ SCAN_ADDR_TYPE_BRIDGE, 0); ++ if (tmp > 0) { ++ pr_info("found bridge"); ++ return -ENXIO; ++ } ++ } ++ core->addr = tmp; ++ + /* get & parse slave ports */ + for (i = 0; i < ports[1]; i++) { + for (j = 0; ; j++) { +@@ -309,7 +325,7 @@ static int bcma_get_next_core(struct bcm + break; + } else { + if (i == 0 && j == 0) +- core->addr = tmp; ++ core->addr1 = tmp; + } + } + } +--- a/include/linux/bcma/bcma.h ++++ b/include/linux/bcma/bcma.h +@@ -139,6 +139,7 @@ struct bcma_device { + u8 core_unit; + + u32 addr; ++ u32 addr1; + u32 wrap; + + void __iomem *io_addr; diff --git a/target/linux/brcm47xx/patches-3.2/184-USB-Add-driver-for-the-bcma-bus.patch b/target/linux/brcm47xx/patches-3.2/184-USB-Add-driver-for-the-bcma-bus.patch new file mode 100644 index 0000000000..259af4f1a8 --- /dev/null +++ b/target/linux/brcm47xx/patches-3.2/184-USB-Add-driver-for-the-bcma-bus.patch @@ -0,0 +1,377 @@ +From 70fc4b2a6200ef7a1b99a6aa28234b919f23b43c Mon Sep 17 00:00:00 2001 +From: Hauke Mehrtens +Date: Sat, 26 Nov 2011 21:33:41 +0100 +Subject: [PATCH 184/186] USB: Add driver for the bcma bus + +This adds a USB driver using the generic platform device driver for the +USB controller found on the Broadcom bcma bus. The bcma bus just +exposes one device which serves the OHCI and the EHCI controller at the +same time. This driver probes for this USB controller and creates and +registers two new platform devices which will be probed by the new +generic platform device driver. This makes it possible to use the EHCI +and the OCHI controller on the bcma bus at the same time. + +Signed-off-by: Hauke Mehrtens +--- + drivers/usb/host/Kconfig | 12 ++ + drivers/usb/host/Makefile | 1 + + drivers/usb/host/bcma-hcd.c | 328 +++++++++++++++++++++++++++++++++++++++++++ + 3 files changed, 341 insertions(+), 0 deletions(-) + create mode 100644 drivers/usb/host/bcma-hcd.c + +--- a/drivers/usb/host/Kconfig ++++ b/drivers/usb/host/Kconfig +@@ -618,3 +618,15 @@ config USB_PXA168_EHCI + help + Enable support for Marvell PXA168 SoC's on-chip EHCI + host controller ++ ++config USB_HCD_BCMA ++ tristate "BCMA usb host driver" ++ depends on BCMA && EXPERIMENTAL ++ select USB_OHCI_HCD_PLATFORM if USB_OHCI_HCD ++ select USB_EHCI_HCD_PLATFORM if USB_EHCI_HCD ++ help ++ Enbale support for the EHCI and OCHI host controller on an bcma bus. ++ It converts the bcma driver into two platform device drivers ++ for ehci and ohci. ++ ++ If unsure, say N. +--- a/drivers/usb/host/Makefile ++++ b/drivers/usb/host/Makefile +@@ -37,3 +37,4 @@ obj-$(CONFIG_USB_IMX21_HCD) += imx21-hcd + obj-$(CONFIG_USB_FSL_MPH_DR_OF) += fsl-mph-dr-of.o + obj-$(CONFIG_USB_OCTEON2_COMMON) += octeon2-common.o + obj-$(CONFIG_MIPS_ALCHEMY) += alchemy-common.o ++obj-$(CONFIG_USB_HCD_BCMA) += bcma-hcd.o +--- /dev/null ++++ b/drivers/usb/host/bcma-hcd.c +@@ -0,0 +1,328 @@ ++/* ++ * Broadcom specific Advanced Microcontroller Bus ++ * Broadcom USB-core driver (BCMA bus glue) ++ * ++ * Copyright 2011 Hauke Mehrtens ++ * ++ * Based on ssb-ohci driver ++ * Copyright 2007 Michael Buesch ++ * ++ * Derived from the OHCI-PCI driver ++ * Copyright 1999 Roman Weissgaerber ++ * Copyright 2000-2002 David Brownell ++ * Copyright 1999 Linus Torvalds ++ * Copyright 1999 Gregory P. Smith ++ * ++ * Derived from the USBcore related parts of Broadcom-SB ++ * Copyright 2005-2011 Broadcom Corporation ++ * ++ * Licensed under the GNU/GPL. See COPYING for details. ++ */ ++#include ++#include ++#include ++#include ++#include ++ ++MODULE_AUTHOR("Hauke Mehrtens"); ++MODULE_DESCRIPTION("Common USB driver for BCMA Bus"); ++MODULE_LICENSE("GPL"); ++ ++struct bcma_hcd_device { ++ struct platform_device *ehci_dev; ++ struct platform_device *ohci_dev; ++}; ++ ++/* Wait for bitmask in a register to get set or cleared. ++ * timeout is in units of ten-microseconds. ++ */ ++static int bcma_wait_bits(struct bcma_device *dev, u16 reg, u32 bitmask, ++ int timeout) ++{ ++ int i; ++ u32 val; ++ ++ for (i = 0; i < timeout; i++) { ++ val = bcma_read32(dev, reg); ++ if ((val & bitmask) == bitmask) ++ return 0; ++ udelay(10); ++ } ++ ++ return -ETIMEDOUT; ++} ++ ++static void __devinit bcma_hcd_4716wa(struct bcma_device *dev) ++{ ++#ifdef CONFIG_BCMA_DRIVER_MIPS ++ /* Work around for 4716 failures. */ ++ if (dev->bus->chipinfo.id == 0x4716) { ++ u32 tmp; ++ ++ tmp = bcma_cpu_clock(&dev->bus->drv_mips); ++ if (tmp >= 480000000) ++ tmp = 0x1846b; /* set CDR to 0x11(fast) */ ++ else if (tmp == 453000000) ++ tmp = 0x1046b; /* set CDR to 0x10(slow) */ ++ else ++ tmp = 0; ++ ++ /* Change Shim mdio control reg to fix host not acking at ++ * high frequencies ++ */ ++ if (tmp) { ++ bcma_write32(dev, 0x524, 0x1); /* write sel to enable */ ++ udelay(500); ++ ++ bcma_write32(dev, 0x524, tmp); ++ udelay(500); ++ bcma_write32(dev, 0x524, 0x4ab); ++ udelay(500); ++ bcma_read32(dev, 0x528); ++ bcma_write32(dev, 0x528, 0x80000000); ++ } ++ } ++#endif /* CONFIG_BCMA_DRIVER_MIPS */ ++} ++ ++/* based on arch/mips/brcm-boards/bcm947xx/pcibios.c */ ++static void __devinit bcma_hcd_init_chip(struct bcma_device *dev) ++{ ++ u32 tmp; ++ ++ /* ++ * USB 2.0 special considerations: ++ * ++ * 1. Since the core supports both OHCI and EHCI functions, it must ++ * only be reset once. ++ * ++ * 2. In addition to the standard SI reset sequence, the Host Control ++ * Register must be programmed to bring the USB core and various ++ * phy components out of reset. ++ */ ++ if (!bcma_core_is_enabled(dev)) { ++ bcma_core_enable(dev, 0); ++ mdelay(10); ++ if (dev->id.rev >= 5) { ++ /* Enable Misc PLL */ ++ tmp = bcma_read32(dev, 0x1e0); ++ tmp |= 0x100; ++ bcma_write32(dev, 0x1e0, tmp); ++ if (bcma_wait_bits(dev, 0x1e0, 1 << 24, 100)) ++ printk(KERN_EMERG "Failed to enable misc PPL!\n"); ++ ++ /* Take out of resets */ ++ bcma_write32(dev, 0x200, 0x4ff); ++ udelay(25); ++ bcma_write32(dev, 0x200, 0x6ff); ++ udelay(25); ++ ++ /* Make sure digital and AFE are locked in USB PHY */ ++ bcma_write32(dev, 0x524, 0x6b); ++ udelay(50); ++ tmp = bcma_read32(dev, 0x524); ++ udelay(50); ++ bcma_write32(dev, 0x524, 0xab); ++ udelay(50); ++ tmp = bcma_read32(dev, 0x524); ++ udelay(50); ++ bcma_write32(dev, 0x524, 0x2b); ++ udelay(50); ++ tmp = bcma_read32(dev, 0x524); ++ udelay(50); ++ bcma_write32(dev, 0x524, 0x10ab); ++ udelay(50); ++ tmp = bcma_read32(dev, 0x524); ++ ++ if (bcma_wait_bits(dev, 0x528, 0xc000, 10000)) { ++ tmp = bcma_read32(dev, 0x528); ++ printk(KERN_EMERG ++ "USB20H mdio_rddata 0x%08x\n", tmp); ++ } ++ bcma_write32(dev, 0x528, 0x80000000); ++ tmp = bcma_read32(dev, 0x314); ++ udelay(265); ++ bcma_write32(dev, 0x200, 0x7ff); ++ udelay(10); ++ ++ /* Take USB and HSIC out of non-driving modes */ ++ bcma_write32(dev, 0x510, 0); ++ } else { ++ bcma_write32(dev, 0x200, 0x7ff); ++ ++ udelay(1); ++ } ++ ++ bcma_hcd_4716wa(dev); ++ } ++} ++ ++static const struct usb_hci_pdata p_data = { ++ .flags = USB_HCI_PDATA_PORT_POWER_SET, ++ .power_set_is_on = 1, ++}; ++ ++static struct platform_device * __devinit ++bcma_hcd_create_pdev(struct bcma_device *dev, char *name, u32 addr) ++{ ++ struct platform_device *hci_dev; ++ struct resource hci_res[2]; ++ int ret = -ENOMEM; ++ ++ memset(hci_res, 0, sizeof(hci_res)); ++ ++ hci_res[0].start = addr; ++ hci_res[0].end = hci_res[0].start + 0x1000 - 1; ++ hci_res[0].flags = IORESOURCE_MEM; ++ ++ hci_res[1].start = dev->irq; ++ hci_res[1].flags = IORESOURCE_IRQ; ++ ++ hci_dev = platform_device_alloc(name, 0); ++ if (!hci_dev) ++ return NULL; ++ ++ hci_dev->dev.parent = &dev->dev; ++ hci_dev->dev.dma_mask = &hci_dev->dev.coherent_dma_mask; ++ ++ ret = platform_device_add_resources(hci_dev, hci_res, ++ ARRAY_SIZE(hci_res)); ++ if (ret) ++ goto err_alloc; ++ ret = platform_device_add_data(hci_dev, &p_data, sizeof(p_data)); ++ if (ret) ++ goto err_alloc; ++ ret = platform_device_add(hci_dev); ++ if (ret) ++ goto err_alloc; ++ ++ return hci_dev; ++ ++err_alloc: ++ platform_device_put(hci_dev); ++ return ERR_PTR(ret); ++} ++ ++static int __devinit bcma_hcd_probe(struct bcma_device *dev) ++{ ++ int err; ++ u16 chipid_top; ++ u32 ohci_addr; ++ struct bcma_hcd_device *usb_dev; ++ struct bcma_chipinfo *chipinfo; ++ ++ chipinfo = &dev->bus->chipinfo; ++ /* USBcores are only connected on embedded devices. */ ++ chipid_top = (chipinfo->id & 0xFF00); ++ if (chipid_top != 0x4700 && chipid_top != 0x5300) ++ return -ENODEV; ++ ++ /* TODO: Probably need checks here; is the core connected? */ ++ ++ if (dma_set_mask(dev->dma_dev, DMA_BIT_MASK(32)) || ++ dma_set_coherent_mask(dev->dma_dev, DMA_BIT_MASK(32))) ++ return -EOPNOTSUPP; ++ ++ usb_dev = kzalloc(sizeof(struct bcma_hcd_device), GFP_KERNEL); ++ if (!usb_dev) ++ return -ENOMEM; ++ ++ bcma_hcd_init_chip(dev); ++ ++ /* In AI chips EHCI is addrspace 0, OHCI is 1 */ ++ ohci_addr = dev->addr1; ++ if ((chipinfo->id == 0x5357 || chipinfo->id == 0x4749) ++ && chipinfo->rev == 0) ++ ohci_addr = 0x18009000; ++ ++ usb_dev->ohci_dev = bcma_hcd_create_pdev(dev, "ohci-platform", ++ ohci_addr); ++ if (IS_ERR(usb_dev->ohci_dev)) { ++ err = PTR_ERR(usb_dev->ohci_dev); ++ goto err_free_usb_dev; ++ } ++ ++ usb_dev->ehci_dev = bcma_hcd_create_pdev(dev, "ehci-platform", ++ dev->addr); ++ if (IS_ERR(usb_dev->ehci_dev)) { ++ err = PTR_ERR(usb_dev->ehci_dev); ++ goto err_unregister_ohci_dev; ++ } ++ ++ bcma_set_drvdata(dev, usb_dev); ++ return 0; ++ ++err_unregister_ohci_dev: ++ platform_device_unregister(usb_dev->ohci_dev); ++err_free_usb_dev: ++ kfree(usb_dev); ++ return err; ++} ++ ++static void __devexit bcma_hcd_remove(struct bcma_device *dev) ++{ ++ 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; ++ ++ if (ohci_dev) ++ platform_device_unregister(ohci_dev); ++ if (ehci_dev) ++ platform_device_unregister(ehci_dev); ++ ++ bcma_core_disable(dev, 0); ++} ++ ++static void bcma_hcd_shutdown(struct bcma_device *dev) ++{ ++ bcma_core_disable(dev, 0); ++} ++ ++#ifdef CONFIG_PM ++ ++static int bcma_hcd_suspend(struct bcma_device *dev, pm_message_t state) ++{ ++ bcma_core_disable(dev, 0); ++ ++ return 0; ++} ++ ++static int bcma_hcd_resume(struct bcma_device *dev) ++{ ++ bcma_core_enable(dev, 0); ++ ++ return 0; ++} ++ ++#else /* !CONFIG_PM */ ++#define bcma_hcd_suspend NULL ++#define bcma_hcd_resume NULL ++#endif /* CONFIG_PM */ ++ ++static const struct bcma_device_id bcma_hcd_table[] __devinitconst = { ++ BCMA_CORE(BCMA_MANUF_BCM, BCMA_CORE_USB20_HOST, BCMA_ANY_REV, BCMA_ANY_CLASS), ++ BCMA_CORETABLE_END ++}; ++MODULE_DEVICE_TABLE(bcma, bcma_hcd_table); ++ ++static struct bcma_driver bcma_hcd_driver = { ++ .name = KBUILD_MODNAME, ++ .id_table = bcma_hcd_table, ++ .probe = bcma_hcd_probe, ++ .remove = __devexit_p(bcma_hcd_remove), ++ .shutdown = bcma_hcd_shutdown, ++ .suspend = bcma_hcd_suspend, ++ .resume = bcma_hcd_resume, ++}; ++ ++static int __init bcma_hcd_init(void) ++{ ++ return bcma_driver_register(&bcma_hcd_driver); ++} ++module_init(bcma_hcd_init); ++ ++static void __exit bcma_hcd_exit(void) ++{ ++ bcma_driver_unregister(&bcma_hcd_driver); ++} ++module_exit(bcma_hcd_exit); diff --git a/target/linux/brcm47xx/patches-3.2/185-USB-Add-driver-for-the-ssb-bus.patch b/target/linux/brcm47xx/patches-3.2/185-USB-Add-driver-for-the-ssb-bus.patch new file mode 100644 index 0000000000..d13fb998d6 --- /dev/null +++ b/target/linux/brcm47xx/patches-3.2/185-USB-Add-driver-for-the-ssb-bus.patch @@ -0,0 +1,326 @@ +From 1840ddf07a452e640549fbd82e2f570da28e377f Mon Sep 17 00:00:00 2001 +From: Hauke Mehrtens +Date: Sat, 26 Nov 2011 21:35:17 +0100 +Subject: [PATCH 185/186] USB: Add driver for the ssb bus + +This adds a USB driver using the generic platform device driver for the +USB controller found on the Broadcom ssb bus. The ssb bus just +exposes one device which serves the OHCI and the EHCI controller at the +same time. This driver probes for this USB controller and creates and +registers two new platform devices which will be probed by the new +generic platform device driver. This makes it possible to use the EHCI +and the OCHI controller on the ssb bus at the same time. + +The old ssb OHCI USB driver will be removed in the next step as this +driver also provide an OHCI driver and an EHCI for the cores supporting +it. + +Signed-off-by: Hauke Mehrtens +--- + drivers/usb/host/Kconfig | 12 ++ + drivers/usb/host/Makefile | 1 + + drivers/usb/host/ssb-hcd.c | 273 ++++++++++++++++++++++++++++++++++++++++++++ + 3 files changed, 286 insertions(+), 0 deletions(-) + create mode 100644 drivers/usb/host/ssb-hcd.c + +--- a/drivers/usb/host/Kconfig ++++ b/drivers/usb/host/Kconfig +@@ -630,3 +630,15 @@ config USB_HCD_BCMA + for ehci and ohci. + + If unsure, say N. ++ ++config USB_HCD_SSB ++ tristate "SSB usb host driver" ++ depends on SSB && EXPERIMENTAL ++ select USB_OHCI_HCD_PLATFORM if USB_OHCI_HCD ++ select USB_EHCI_HCD_PLATFORM if USB_EHCI_HCD ++ help ++ Enbale support for the EHCI and OCHI host controller on an bcma bus. ++ It converts the bcma driver into two platform device drivers ++ for ehci and ohci. ++ ++ If unsure, say N. +--- a/drivers/usb/host/Makefile ++++ b/drivers/usb/host/Makefile +@@ -38,3 +38,4 @@ obj-$(CONFIG_USB_FSL_MPH_DR_OF) += fsl-m + obj-$(CONFIG_USB_OCTEON2_COMMON) += octeon2-common.o + obj-$(CONFIG_MIPS_ALCHEMY) += alchemy-common.o + obj-$(CONFIG_USB_HCD_BCMA) += bcma-hcd.o ++obj-$(CONFIG_USB_HCD_SSB) += ssb-hcd.o +--- /dev/null ++++ b/drivers/usb/host/ssb-hcd.c +@@ -0,0 +1,273 @@ ++/* ++ * Sonics Silicon Backplane ++ * Broadcom USB-core driver (SSB bus glue) ++ * ++ * Copyright 2011 Hauke Mehrtens ++ * ++ * Based on ssb-ohci driver ++ * Copyright 2007 Michael Buesch ++ * ++ * Derived from the OHCI-PCI driver ++ * Copyright 1999 Roman Weissgaerber ++ * Copyright 2000-2002 David Brownell ++ * Copyright 1999 Linus Torvalds ++ * Copyright 1999 Gregory P. Smith ++ * ++ * Derived from the USBcore related parts of Broadcom-SB ++ * Copyright 2005-2011 Broadcom Corporation ++ * ++ * Licensed under the GNU/GPL. See COPYING for details. ++ */ ++#include ++#include ++#include ++#include ++#include ++ ++MODULE_AUTHOR("Hauke Mehrtens"); ++MODULE_DESCRIPTION("Common USB driver for SSB Bus"); ++MODULE_LICENSE("GPL"); ++ ++#define SSB_HCD_TMSLOW_HOSTMODE (1 << 29) ++ ++struct ssb_hcd_device { ++ struct platform_device *ehci_dev; ++ struct platform_device *ohci_dev; ++ ++ u32 enable_flags; ++}; ++ ++static void __devinit ssb_hcd_5354wa(struct ssb_device *dev) ++{ ++#ifdef CONFIG_SSB_DRIVER_MIPS ++ /* Work around for 5354 failures */ ++ if (dev->id.revision == 2 && dev->bus->chip_id == 0x5354) { ++ /* Change syn01 reg */ ++ ssb_write32(dev, 0x894, 0x00fe00fe); ++ ++ /* Change syn03 reg */ ++ ssb_write32(dev, 0x89c, ssb_read32(dev, 0x89c) | 0x1); ++ } ++#endif ++} ++ ++static void __devinit ssb_hcd_usb20wa(struct ssb_device *dev) ++{ ++ if (dev->id.coreid == SSB_DEV_USB20_HOST) { ++ /* ++ * USB 2.0 special considerations: ++ * ++ * In addition to the standard SSB reset sequence, the Host ++ * Control Register must be programmed to bring the USB core ++ * and various phy components out of reset. ++ */ ++ ssb_write32(dev, 0x200, 0x7ff); ++ ++ /* Change Flush control reg */ ++ ssb_write32(dev, 0x400, ssb_read32(dev, 0x400) & ~8); ++ ssb_read32(dev, 0x400); ++ ++ /* Change Shim control reg */ ++ ssb_write32(dev, 0x304, ssb_read32(dev, 0x304) & ~0x100); ++ ssb_read32(dev, 0x304); ++ ++ udelay(1); ++ ++ ssb_hcd_5354wa(dev); ++ } ++} ++ ++/* based on arch/mips/brcm-boards/bcm947xx/pcibios.c */ ++static u32 __devinit ssb_hcd_init_chip(struct ssb_device *dev) ++{ ++ u32 flags = 0; ++ ++ if (dev->id.coreid == SSB_DEV_USB11_HOSTDEV) ++ /* Put the device into host-mode. */ ++ flags |= SSB_HCD_TMSLOW_HOSTMODE; ++ ++ ssb_device_enable(dev, flags); ++ ++ ssb_hcd_usb20wa(dev); ++ ++ return flags; ++} ++ ++static const struct usb_hci_pdata p_data = { ++ .flags = USB_HCI_PDATA_PORT_POWER_SET, ++ .power_set_is_on = 1, ++}; ++ ++static struct platform_device * __devinit ++ssb_hcd_create_pdev(struct ssb_device *dev, char *name, u32 addr, u32 len) ++{ ++ struct platform_device *hci_dev; ++ struct resource hci_res[2]; ++ int ret = -ENOMEM; ++ ++ memset(hci_res, 0, sizeof(hci_res)); ++ ++ hci_res[0].start = addr; ++ hci_res[0].end = hci_res[0].start + len - 1; ++ hci_res[0].flags = IORESOURCE_MEM; ++ ++ hci_res[1].start = dev->irq; ++ hci_res[1].flags = IORESOURCE_IRQ; ++ ++ hci_dev = platform_device_alloc(name, 0); ++ if (!hci_dev) ++ return NULL; ++ ++ hci_dev->dev.parent = dev->dev; ++ hci_dev->dev.dma_mask = &hci_dev->dev.coherent_dma_mask; ++ ++ ret = platform_device_add_resources(hci_dev, hci_res, ++ ARRAY_SIZE(hci_res)); ++ if (ret) ++ goto err_alloc; ++ ret = platform_device_add_data(hci_dev, &p_data, sizeof(p_data)); ++ if (ret) ++ goto err_alloc; ++ ret = platform_device_add(hci_dev); ++ if (ret) ++ goto err_alloc; ++ ++ return hci_dev; ++ ++err_alloc: ++ platform_device_put(hci_dev); ++ return ERR_PTR(ret); ++} ++ ++static int __devinit ssb_hcd_probe(struct ssb_device *dev, ++ const struct ssb_device_id *id) ++{ ++ int err, tmp; ++ int start, len; ++ u16 chipid_top; ++ u16 coreid = dev->id.coreid; ++ struct ssb_hcd_device *usb_dev; ++ ++ /* USBcores are only connected on embedded devices. */ ++ chipid_top = (dev->bus->chip_id & 0xFF00); ++ if (chipid_top != 0x4700 && chipid_top != 0x5300) ++ return -ENODEV; ++ ++ /* TODO: Probably need checks here; is the core connected? */ ++ ++ if (dma_set_mask(dev->dma_dev, DMA_BIT_MASK(32)) || ++ dma_set_coherent_mask(dev->dma_dev, DMA_BIT_MASK(32))) ++ return -EOPNOTSUPP; ++ ++ usb_dev = kzalloc(sizeof(struct ssb_hcd_device), GFP_KERNEL); ++ if (!usb_dev) ++ return -ENOMEM; ++ ++ /* We currently always attach SSB_DEV_USB11_HOSTDEV ++ * as HOST OHCI. If we want to attach it as Client device, ++ * we must branch here and call into the (yet to ++ * be written) Client mode driver. Same for remove(). */ ++ usb_dev->enable_flags = ssb_hcd_init_chip(dev); ++ ++ tmp = ssb_read32(dev, SSB_ADMATCH0); ++ ++ start = ssb_admatch_base(tmp); ++ len = (coreid == SSB_DEV_USB20_HOST) ? 0x800 : ssb_admatch_size(tmp); ++ usb_dev->ohci_dev = ssb_hcd_create_pdev(dev, "ohci-platform", start, ++ len); ++ if (IS_ERR(usb_dev->ohci_dev)) { ++ err = PTR_ERR(usb_dev->ohci_dev); ++ goto err_free_usb_dev; ++ } ++ ++ if (coreid == SSB_DEV_USB20_HOST) { ++ start = ssb_admatch_base(tmp) + 0x800; /* ehci core offset */ ++ usb_dev->ehci_dev = ssb_hcd_create_pdev(dev, "ehci-platform", ++ start, len); ++ if (IS_ERR(usb_dev->ehci_dev)) { ++ err = PTR_ERR(usb_dev->ehci_dev); ++ goto err_unregister_ohci_dev; ++ } ++ } ++ ++ ssb_set_drvdata(dev, usb_dev); ++ return 0; ++ ++err_unregister_ohci_dev: ++ platform_device_unregister(usb_dev->ohci_dev); ++err_free_usb_dev: ++ kfree(usb_dev); ++ return err; ++} ++ ++static void __devexit ssb_hcd_remove(struct ssb_device *dev) ++{ ++ struct ssb_hcd_device *usb_dev = ssb_get_drvdata(dev); ++ struct platform_device *ohci_dev = usb_dev->ohci_dev; ++ struct platform_device *ehci_dev = usb_dev->ehci_dev; ++ ++ if (ohci_dev) ++ platform_device_unregister(ohci_dev); ++ if (ehci_dev) ++ platform_device_unregister(ehci_dev); ++ ++ ssb_device_disable(dev, 0); ++} ++ ++static void __devexit ssb_hcd_shutdown(struct ssb_device *dev) ++{ ++ ssb_device_disable(dev, 0); ++} ++ ++#ifdef CONFIG_PM ++ ++static int ssb_hcd_suspend(struct ssb_device *dev, pm_message_t state) ++{ ++ ssb_device_disable(dev, 0); ++ ++ return 0; ++} ++ ++static int ssb_hcd_resume(struct ssb_device *dev) ++{ ++ struct ssb_hcd_device *usb_dev = ssb_get_drvdata(dev); ++ ++ ssb_device_enable(dev, usb_dev->enable_flags); ++ ++ return 0; ++} ++ ++#else /* !CONFIG_PM */ ++#define ssb_hcd_suspend NULL ++#define ssb_hcd_resume NULL ++#endif /* CONFIG_PM */ ++ ++static const struct ssb_device_id ssb_hcd_table[] __devinitconst = { ++ SSB_DEVICE(SSB_VENDOR_BROADCOM, SSB_DEV_USB11_HOSTDEV, SSB_ANY_REV), ++ SSB_DEVICE(SSB_VENDOR_BROADCOM, SSB_DEV_USB11_HOST, SSB_ANY_REV), ++ SSB_DEVICE(SSB_VENDOR_BROADCOM, SSB_DEV_USB20_HOST, SSB_ANY_REV), ++ SSB_DEVTABLE_END ++}; ++MODULE_DEVICE_TABLE(ssb, ssb_hcd_table); ++ ++static struct ssb_driver ssb_hcd_driver = { ++ .name = KBUILD_MODNAME, ++ .id_table = ssb_hcd_table, ++ .probe = ssb_hcd_probe, ++ .remove = __devexit_p(ssb_hcd_remove), ++ .shutdown = ssb_hcd_shutdown, ++ .suspend = ssb_hcd_suspend, ++ .resume = ssb_hcd_resume, ++}; ++ ++static int __init ssb_hcd_init(void) ++{ ++ return ssb_driver_register(&ssb_hcd_driver); ++} ++module_init(ssb_hcd_init); ++ ++static void __exit ssb_hcd_exit(void) ++{ ++ ssb_driver_unregister(&ssb_hcd_driver); ++} ++module_exit(ssb_hcd_exit); diff --git a/target/linux/brcm47xx/patches-3.2/186-USB-OHCI-remove-old-SSB-OHCI-driver.patch b/target/linux/brcm47xx/patches-3.2/186-USB-OHCI-remove-old-SSB-OHCI-driver.patch new file mode 100644 index 0000000000..89a7df9ea8 --- /dev/null +++ b/target/linux/brcm47xx/patches-3.2/186-USB-OHCI-remove-old-SSB-OHCI-driver.patch @@ -0,0 +1,359 @@ +From 57857d7df6c22eaf11e3c67042d55a9546415059 Mon Sep 17 00:00:00 2001 +From: Hauke Mehrtens +Date: Sat, 26 Nov 2011 21:36:50 +0100 +Subject: [PATCH 186/186] USB: OHCI: remove old SSB OHCI driver + +This is now replaced by the new ssb USB driver, which also supports +devices with an EHCI controller. + +Signed-off-by: Hauke Mehrtens +--- + drivers/usb/host/Kconfig | 13 -- + drivers/usb/host/ohci-hcd.c | 21 +---- + drivers/usb/host/ohci-ssb.c | 260 ------------------------------------------- + 3 files changed, 1 insertions(+), 293 deletions(-) + delete mode 100644 drivers/usb/host/ohci-ssb.c + +--- a/drivers/usb/host/Kconfig ++++ b/drivers/usb/host/Kconfig +@@ -351,19 +351,6 @@ config USB_OHCI_HCD_PCI + Enables support for PCI-bus plug-in USB controller cards. + If unsure, say Y. + +-config USB_OHCI_HCD_SSB +- bool "OHCI support for Broadcom SSB OHCI core" +- depends on USB_OHCI_HCD && (SSB = y || SSB = USB_OHCI_HCD) && EXPERIMENTAL +- default n +- ---help--- +- Support for the Sonics Silicon Backplane (SSB) attached +- Broadcom USB OHCI core. +- +- This device is present in some embedded devices with +- Broadcom based SSB bus. +- +- If unsure, say N. +- + config USB_OHCI_SH + bool "OHCI support for SuperH USB controller" + depends on USB_OHCI_HCD && SUPERH +--- a/drivers/usb/host/ohci-hcd.c ++++ b/drivers/usb/host/ohci-hcd.c +@@ -1076,11 +1076,6 @@ MODULE_LICENSE ("GPL"); + #define PS3_SYSTEM_BUS_DRIVER ps3_ohci_driver + #endif + +-#ifdef CONFIG_USB_OHCI_HCD_SSB +-#include "ohci-ssb.c" +-#define SSB_OHCI_DRIVER ssb_ohci_driver +-#endif +- + #ifdef CONFIG_MFD_SM501 + #include "ohci-sm501.c" + #define SM501_OHCI_DRIVER ohci_hcd_sm501_driver +@@ -1129,8 +1124,7 @@ MODULE_LICENSE ("GPL"); + !defined(SA1111_DRIVER) && \ + !defined(PS3_SYSTEM_BUS_DRIVER) && \ + !defined(SM501_OHCI_DRIVER) && \ +- !defined(TMIO_OHCI_DRIVER) && \ +- !defined(SSB_OHCI_DRIVER) ++ !defined(TMIO_OHCI_DRIVER) + #error "missing bus glue for ohci-hcd" + #endif + +@@ -1196,12 +1190,6 @@ static int __init ohci_hcd_mod_init(void + goto error_pci; + #endif + +-#ifdef SSB_OHCI_DRIVER +- retval = ssb_driver_register(&SSB_OHCI_DRIVER); +- if (retval) +- goto error_ssb; +-#endif +- + #ifdef SM501_OHCI_DRIVER + retval = platform_driver_register(&SM501_OHCI_DRIVER); + if (retval < 0) +@@ -1225,10 +1213,6 @@ static int __init ohci_hcd_mod_init(void + platform_driver_unregister(&SM501_OHCI_DRIVER); + error_sm501: + #endif +-#ifdef SSB_OHCI_DRIVER +- ssb_driver_unregister(&SSB_OHCI_DRIVER); +- error_ssb: +-#endif + #ifdef PCI_DRIVER + pci_unregister_driver(&PCI_DRIVER); + error_pci: +@@ -1276,9 +1260,6 @@ static void __exit ohci_hcd_mod_exit(voi + #ifdef SM501_OHCI_DRIVER + platform_driver_unregister(&SM501_OHCI_DRIVER); + #endif +-#ifdef SSB_OHCI_DRIVER +- ssb_driver_unregister(&SSB_OHCI_DRIVER); +-#endif + #ifdef PCI_DRIVER + pci_unregister_driver(&PCI_DRIVER); + #endif +--- a/drivers/usb/host/ohci-ssb.c ++++ /dev/null +@@ -1,260 +0,0 @@ +-/* +- * Sonics Silicon Backplane +- * Broadcom USB-core OHCI driver +- * +- * Copyright 2007 Michael Buesch +- * +- * Derived from the OHCI-PCI driver +- * Copyright 1999 Roman Weissgaerber +- * Copyright 2000-2002 David Brownell +- * Copyright 1999 Linus Torvalds +- * Copyright 1999 Gregory P. Smith +- * +- * Derived from the USBcore related parts of Broadcom-SB +- * Copyright 2005 Broadcom Corporation +- * +- * Licensed under the GNU/GPL. See COPYING for details. +- */ +-#include +- +- +-#define SSB_OHCI_TMSLOW_HOSTMODE (1 << 29) +- +-struct ssb_ohci_device { +- struct ohci_hcd ohci; /* _must_ be at the beginning. */ +- +- u32 enable_flags; +-}; +- +-static inline +-struct ssb_ohci_device *hcd_to_ssb_ohci(struct usb_hcd *hcd) +-{ +- return (struct ssb_ohci_device *)(hcd->hcd_priv); +-} +- +- +-static int ssb_ohci_reset(struct usb_hcd *hcd) +-{ +- struct ssb_ohci_device *ohcidev = hcd_to_ssb_ohci(hcd); +- struct ohci_hcd *ohci = &ohcidev->ohci; +- int err; +- +- ohci_hcd_init(ohci); +- err = ohci_init(ohci); +- +- return err; +-} +- +-static int ssb_ohci_start(struct usb_hcd *hcd) +-{ +- struct ssb_ohci_device *ohcidev = hcd_to_ssb_ohci(hcd); +- struct ohci_hcd *ohci = &ohcidev->ohci; +- int err; +- +- err = ohci_run(ohci); +- if (err < 0) { +- ohci_err(ohci, "can't start\n"); +- ohci_stop(hcd); +- } +- +- return err; +-} +- +-static const struct hc_driver ssb_ohci_hc_driver = { +- .description = "ssb-usb-ohci", +- .product_desc = "SSB OHCI Controller", +- .hcd_priv_size = sizeof(struct ssb_ohci_device), +- +- .irq = ohci_irq, +- .flags = HCD_MEMORY | HCD_USB11, +- +- .reset = ssb_ohci_reset, +- .start = ssb_ohci_start, +- .stop = ohci_stop, +- .shutdown = ohci_shutdown, +- +- .urb_enqueue = ohci_urb_enqueue, +- .urb_dequeue = ohci_urb_dequeue, +- .endpoint_disable = ohci_endpoint_disable, +- +- .get_frame_number = ohci_get_frame, +- +- .hub_status_data = ohci_hub_status_data, +- .hub_control = ohci_hub_control, +-#ifdef CONFIG_PM +- .bus_suspend = ohci_bus_suspend, +- .bus_resume = ohci_bus_resume, +-#endif +- +- .start_port_reset = ohci_start_port_reset, +-}; +- +-static void ssb_ohci_detach(struct ssb_device *dev) +-{ +- struct usb_hcd *hcd = ssb_get_drvdata(dev); +- +- if (hcd->driver->shutdown) +- hcd->driver->shutdown(hcd); +- usb_remove_hcd(hcd); +- iounmap(hcd->regs); +- release_mem_region(hcd->rsrc_start, hcd->rsrc_len); +- usb_put_hcd(hcd); +- ssb_device_disable(dev, 0); +-} +- +-static int ssb_ohci_attach(struct ssb_device *dev) +-{ +- struct ssb_ohci_device *ohcidev; +- struct usb_hcd *hcd; +- int err = -ENOMEM; +- u32 tmp, flags = 0; +- +- if (dma_set_mask(dev->dma_dev, DMA_BIT_MASK(32)) || +- dma_set_coherent_mask(dev->dma_dev, DMA_BIT_MASK(32))) +- return -EOPNOTSUPP; +- +- if (dev->id.coreid == SSB_DEV_USB11_HOSTDEV) { +- /* Put the device into host-mode. */ +- flags |= SSB_OHCI_TMSLOW_HOSTMODE; +- ssb_device_enable(dev, flags); +- } else if (dev->id.coreid == SSB_DEV_USB20_HOST) { +- /* +- * USB 2.0 special considerations: +- * +- * In addition to the standard SSB reset sequence, the Host +- * Control Register must be programmed to bring the USB core +- * and various phy components out of reset. +- */ +- ssb_device_enable(dev, 0); +- ssb_write32(dev, 0x200, 0x7ff); +- +- /* Change Flush control reg */ +- tmp = ssb_read32(dev, 0x400); +- tmp &= ~8; +- ssb_write32(dev, 0x400, tmp); +- tmp = ssb_read32(dev, 0x400); +- +- /* Change Shim control reg */ +- tmp = ssb_read32(dev, 0x304); +- tmp &= ~0x100; +- ssb_write32(dev, 0x304, tmp); +- tmp = ssb_read32(dev, 0x304); +- +- udelay(1); +- +- /* Work around for 5354 failures */ +- if (dev->id.revision == 2 && dev->bus->chip_id == 0x5354) { +- /* Change syn01 reg */ +- tmp = 0x00fe00fe; +- ssb_write32(dev, 0x894, tmp); +- +- /* Change syn03 reg */ +- tmp = ssb_read32(dev, 0x89c); +- tmp |= 0x1; +- ssb_write32(dev, 0x89c, tmp); +- } +- } else +- ssb_device_enable(dev, 0); +- +- hcd = usb_create_hcd(&ssb_ohci_hc_driver, dev->dev, +- dev_name(dev->dev)); +- if (!hcd) +- goto err_dev_disable; +- ohcidev = hcd_to_ssb_ohci(hcd); +- ohcidev->enable_flags = flags; +- +- tmp = ssb_read32(dev, SSB_ADMATCH0); +- hcd->rsrc_start = ssb_admatch_base(tmp); +- hcd->rsrc_len = ssb_admatch_size(tmp); +- hcd->regs = ioremap_nocache(hcd->rsrc_start, hcd->rsrc_len); +- if (!hcd->regs) +- goto err_put_hcd; +- err = usb_add_hcd(hcd, dev->irq, IRQF_SHARED); +- if (err) +- goto err_iounmap; +- +- ssb_set_drvdata(dev, hcd); +- +- return err; +- +-err_iounmap: +- iounmap(hcd->regs); +-err_put_hcd: +- usb_put_hcd(hcd); +-err_dev_disable: +- ssb_device_disable(dev, flags); +- return err; +-} +- +-static int ssb_ohci_probe(struct ssb_device *dev, +- const struct ssb_device_id *id) +-{ +- int err; +- u16 chipid_top; +- +- /* USBcores are only connected on embedded devices. */ +- chipid_top = (dev->bus->chip_id & 0xFF00); +- if (chipid_top != 0x4700 && chipid_top != 0x5300) +- return -ENODEV; +- +- /* TODO: Probably need checks here; is the core connected? */ +- +- if (usb_disabled()) +- return -ENODEV; +- +- /* We currently always attach SSB_DEV_USB11_HOSTDEV +- * as HOST OHCI. If we want to attach it as Client device, +- * we must branch here and call into the (yet to +- * be written) Client mode driver. Same for remove(). */ +- +- err = ssb_ohci_attach(dev); +- +- return err; +-} +- +-static void ssb_ohci_remove(struct ssb_device *dev) +-{ +- ssb_ohci_detach(dev); +-} +- +-#ifdef CONFIG_PM +- +-static int ssb_ohci_suspend(struct ssb_device *dev, pm_message_t state) +-{ +- ssb_device_disable(dev, 0); +- +- return 0; +-} +- +-static int ssb_ohci_resume(struct ssb_device *dev) +-{ +- struct usb_hcd *hcd = ssb_get_drvdata(dev); +- struct ssb_ohci_device *ohcidev = hcd_to_ssb_ohci(hcd); +- +- ssb_device_enable(dev, ohcidev->enable_flags); +- +- ohci_finish_controller_resume(hcd); +- return 0; +-} +- +-#else /* !CONFIG_PM */ +-#define ssb_ohci_suspend NULL +-#define ssb_ohci_resume NULL +-#endif /* CONFIG_PM */ +- +-static const struct ssb_device_id ssb_ohci_table[] = { +- SSB_DEVICE(SSB_VENDOR_BROADCOM, SSB_DEV_USB11_HOSTDEV, SSB_ANY_REV), +- SSB_DEVICE(SSB_VENDOR_BROADCOM, SSB_DEV_USB11_HOST, SSB_ANY_REV), +- SSB_DEVICE(SSB_VENDOR_BROADCOM, SSB_DEV_USB20_HOST, SSB_ANY_REV), +- SSB_DEVTABLE_END +-}; +-MODULE_DEVICE_TABLE(ssb, ssb_ohci_table); +- +-static struct ssb_driver ssb_ohci_driver = { +- .name = KBUILD_MODNAME, +- .id_table = ssb_ohci_table, +- .probe = ssb_ohci_probe, +- .remove = ssb_ohci_remove, +- .suspend = ssb_ohci_suspend, +- .resume = ssb_ohci_resume, +-};