diff options
11 files changed, 1787 insertions, 521 deletions
diff --git a/package/kernel/modules/usb.mk b/package/kernel/modules/usb.mk index 834baa984..fd027bca6 100644 --- a/package/kernel/modules/usb.mk +++ b/package/kernel/modules/usb.mk @@ -88,6 +88,7 @@ $(eval $(call KernelPackage,usb-uhci,1)) define KernelPackage/usb-ohci TITLE:=Support for OHCI controllers + DEPENDS:=+TARGET_brcm47xx:kmod-usb-brcm47xx KCONFIG:= \ CONFIG_USB_OHCI \ CONFIG_USB_OHCI_HCD \ @@ -199,6 +200,7 @@ $(eval $(call KernelPackage,usb-isp116x-hcd)) define KernelPackage/usb2 TITLE:=Support for USB2 controllers + DEPENDS:=+TARGET_brcm47xx:kmod-usb-brcm47xx KCONFIG:=CONFIG_USB_EHCI_HCD \ CONFIG_USB_EHCI_AR71XX=y \ CONFIG_USB_OCTEON_EHCI=y \ @@ -983,3 +985,20 @@ define KernelPackage/usb-rt305x-dwc_otg/description endef $(eval $(call KernelPackage,usb-rt305x-dwc_otg)) + +define KernelPackage/usb-brcm47xx + SUBMENU:=$(USB_MENU) + TITLE:=Support for USB on bcm47xx + DEPENDS:=@USB_SUPPORT @TARGET_brcm47xx + KCONFIG:= \ + CONFIG_USB_HCD_BCMA \ + CONFIG_USB_HCD_SSB + FILES:= \ + $(LINUX_DIR)/drivers/usb/host/bcma-hcd.ko \ + $(LINUX_DIR)/drivers/usb/host/ssb-hcd.ko + AUTOLOAD:=$(call AutoLoad,19,bcma-hcd ssb-hcd,1) + $(call AddDepends/usb) +endef + +$(eval $(call KernelPackage,usb-brcm47xx)) + diff --git a/target/linux/brcm47xx/patches-3.0/0028-bcma-scan-for-extra-address-space.patch b/target/linux/brcm47xx/patches-3.0/0028-bcma-scan-for-extra-address-space.patch new file mode 100644 index 000000000..d74dfcb73 --- /dev/null +++ b/target/linux/brcm47xx/patches-3.0/0028-bcma-scan-for-extra-address-space.patch @@ -0,0 +1,60 @@ +From 1735daf1db79d338dccfc55444b52ed52af79e86 Mon Sep 17 00:00:00 2001 +From: Hauke Mehrtens <hauke@hauke-m.de> +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 <hauke@hauke-m.de> +--- + 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-3.0/0029-bcma-add-function-to-check-every-10-s-if-a-reg-is-se.patch b/target/linux/brcm47xx/patches-3.0/0029-bcma-add-function-to-check-every-10-s-if-a-reg-is-se.patch new file mode 100644 index 000000000..2c0462fea --- /dev/null +++ b/target/linux/brcm47xx/patches-3.0/0029-bcma-add-function-to-check-every-10-s-if-a-reg-is-se.patch @@ -0,0 +1,115 @@ +From 6e8ae6e2cee0e7e5939dc7042584c808366e61e0 Mon Sep 17 00:00:00 2001 +From: Hauke Mehrtens <hauke@hauke-m.de> +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 <hauke@hauke-m.de> +--- + 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 +@@ -51,11 +51,36 @@ 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); +@@ -64,15 +89,8 @@ 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: +@@ -84,22 +102,12 @@ 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-3.0/0030-USB-OHCI-Add-a-generic-platform-device-driver.patch b/target/linux/brcm47xx/patches-3.0/0030-USB-OHCI-Add-a-generic-platform-device-driver.patch new file mode 100644 index 000000000..51b112a2d --- /dev/null +++ b/target/linux/brcm47xx/patches-3.0/0030-USB-OHCI-Add-a-generic-platform-device-driver.patch @@ -0,0 +1,291 @@ +From b39adeae5b06e40699c174ed78ca7c45b8d7976f Mon Sep 17 00:00:00 2001 +From: Hauke Mehrtens <hauke@hauke-m.de> +Date: Sat, 26 Nov 2011 21:20:54 +0100 +Subject: [PATCH 17/21] 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 <hauke@hauke-m.de> +--- + 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 +@@ -1114,6 +1114,11 @@ MODULE_LICENSE ("GPL"); + #define PLATFORM_DRIVER ohci_hcd_ath79_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) && \ +@@ -1123,7 +1128,8 @@ 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 + +@@ -1207,9 +1213,19 @@ 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: +@@ -1263,6 +1279,9 @@ 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 <m@bues.ch> ++ * Copyright 2011 Hauke Mehrtens <hauke@hauke-m.de> ++ * ++ * 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 <linux/platform_device.h> ++ ++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-3.0/0031-USB-EHCI-Add-a-generic-platform-device-driver.patch b/target/linux/brcm47xx/patches-3.0/0031-USB-EHCI-Add-a-generic-platform-device-driver.patch new file mode 100644 index 000000000..43cf86a2b --- /dev/null +++ b/target/linux/brcm47xx/patches-3.0/0031-USB-EHCI-Add-a-generic-platform-device-driver.patch @@ -0,0 +1,265 @@ +From aa05e0048cec25719921291e8749674b8cc66fc0 Mon Sep 17 00:00:00 2001 +From: Hauke Mehrtens <hauke@hauke-m.de> +Date: Sat, 26 Nov 2011 21:28:56 +0100 +Subject: [PATCH 18/21] 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 <hauke@hauke-m.de> +--- + 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 +@@ -1312,6 +1312,11 @@ MODULE_LICENSE ("GPL"); + #define PLATFORM_DRIVER ehci_grlib_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 <sbrown@cortland.com> ++ * Copyright 2010-2011 Hauke Mehrtens <hauke@hauke-m.de> ++ * ++ * Derived from the ohci-ssb driver ++ * Copyright 2007 Michael Buesch <mb@bu3sch.de> ++ * ++ * 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 <linux/platform_device.h> ++ ++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-3.0/0032-USB-Add-driver-for-the-bcma-bus.patch b/target/linux/brcm47xx/patches-3.0/0032-USB-Add-driver-for-the-bcma-bus.patch new file mode 100644 index 000000000..3a35ac80e --- /dev/null +++ b/target/linux/brcm47xx/patches-3.0/0032-USB-Add-driver-for-the-bcma-bus.patch @@ -0,0 +1,347 @@ +From 7151c34627b938486008cfab25bfb4e4f730a021 Mon Sep 17 00:00:00 2001 +From: Hauke Mehrtens <hauke@hauke-m.de> +Date: Sat, 26 Nov 2011 21:33:41 +0100 +Subject: [PATCH 19/21] 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 <hauke@hauke-m.de> +--- + drivers/usb/host/Kconfig | 12 ++ + drivers/usb/host/Makefile | 1 + + drivers/usb/host/bcma-hcd.c | 350 +++++++++++++++++++++++++++++++++++++++++++ + 3 files changed, 363 insertions(+), 0 deletions(-) + create mode 100644 drivers/usb/host/bcma-hcd.c + +--- a/drivers/usb/host/Kconfig ++++ b/drivers/usb/host/Kconfig +@@ -598,3 +598,15 @@ config USB_OCTEON_OHCI + config USB_OCTEON2_COMMON + bool + default y if USB_OCTEON_EHCI || USB_OCTEON_OHCI ++ ++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 +@@ -35,3 +35,4 @@ obj-$(CONFIG_USB_HWA_HCD) += hwa-hc.o + obj-$(CONFIG_USB_IMX21_HCD) += imx21-hcd.o + obj-$(CONFIG_USB_FSL_MPH_DR_OF) += fsl-mph-dr-of.o + obj-$(CONFIG_USB_OCTEON2_COMMON) += octeon2-common.o ++obj-$(CONFIG_USB_HCD_BCMA) += bcma-hcd.o +--- /dev/null ++++ b/drivers/usb/host/bcma-hcd.c +@@ -0,0 +1,298 @@ ++/* ++ * Broadcom specific Advanced Microcontroller Bus ++ * Broadcom USB-core driver (BCMA bus glue) ++ * ++ * Copyright 2011 Hauke Mehrtens <hauke@hauke-m.de> ++ * ++ * Based on ssb-ohci driver ++ * Copyright 2007 Michael Buesch <m@bues.ch> ++ * ++ * 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 <linux/bcma/bcma.h> ++#include <linux/delay.h> ++#include <linux/platform_device.h> ++#include <linux/module.h> ++ ++MODULE_AUTHOR("Hauke Mehrtens"); ++MODULE_DESCRIPTION("Common USB driver for BCMA Bus"); ++MODULE_LICENSE("GPL"); ++ ++#define BCMA_CORE_SIZE 0x1000 ++ ++struct bcma_hcd_device { ++ struct platform_device *ehci_dev; ++ struct platform_device *ohci_dev; ++}; ++ ++/* based on arch/mips/brcm-boards/bcm947xx/pcibios.c */ ++static void 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, 0)) ++ 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)) ++ 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); ++ } ++ } ++#ifdef CONFIG_BCMA_DRIVER_MIPS ++ /* Work around for 4716 failures. */ ++ if (dev->bus->chipinfo.id == 0x4716) { ++ u32 clk_freq; ++ ++ clk_freq = bcma_cpu_clock(&dev->bus->drv_mips); ++ if (clk_freq >= 480000000) ++ tmp = 0x1846b; /* set CDR to 0x11(fast) */ ++ else if (clk_freq == 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); ++ tmp = bcma_read32(dev, 0x528); ++ bcma_write32(dev, 0x528, 0x80000000); ++ } ++ } ++#endif /* CONFIG_BCMA_DRIVER_MIPS */ ++} ++ ++static struct platform_device *bcma_hcd_create_pdev(struct bcma_device *dev, ++ char *name, u32 addr) ++{ ++ struct platform_device *hci_dev; ++ struct resource *hci_res; ++ int ret = -ENOMEM; ++ ++ hci_res = kzalloc(sizeof(struct resource) * 2, GFP_KERNEL); ++ if (!hci_res) ++ return ERR_PTR(-ENOMEM); ++ ++ hci_res[0].start = addr; ++ hci_res[0].end = hci_res[0].start + BCMA_CORE_SIZE - 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: ++ kfree(hci_res); ++ platform_device_put(hci_dev); ++ return ERR_PTR(ret); ++ } ++ ++ return hci_dev; ++} ++ ++static int bcma_hcd_probe(struct bcma_device *dev) ++{ ++ int err; ++ u16 chipid_top; ++ struct bcma_hcd_device *usb_dev; ++ ++ /* USBcores are only connected on embedded devices. */ ++ chipid_top = (dev->bus->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); ++ ++ usb_dev->ohci_dev = bcma_hcd_create_pdev(dev, "ohci-platform", ++ dev->addr1); ++ 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 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[] = { ++ 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 = 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-3.0/0033-USB-Add-driver-for-the-ssb-bus.patch b/target/linux/brcm47xx/patches-3.0/0033-USB-Add-driver-for-the-ssb-bus.patch new file mode 100644 index 000000000..866540b87 --- /dev/null +++ b/target/linux/brcm47xx/patches-3.0/0033-USB-Add-driver-for-the-ssb-bus.patch @@ -0,0 +1,321 @@ +From b61e70ad9080a6dbd3731917ec21dbcbb9d382a2 Mon Sep 17 00:00:00 2001 +From: Hauke Mehrtens <hauke@hauke-m.de> +Date: Sat, 26 Nov 2011 21:35:17 +0100 +Subject: [PATCH 20/21] 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 <hauke@hauke-m.de> +--- + drivers/usb/host/Kconfig | 12 ++ + drivers/usb/host/Makefile | 1 + + drivers/usb/host/ssb-hcd.c | 320 ++++++++++++++++++++++++++++++++++++++++++++ + 3 files changed, 333 insertions(+), 0 deletions(-) + create mode 100644 drivers/usb/host/ssb-hcd.c + +--- a/drivers/usb/host/Kconfig ++++ b/drivers/usb/host/Kconfig +@@ -610,3 +610,15 @@ 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 +@@ -36,3 +36,4 @@ 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_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 +1,268 @@ ++/* ++ * Sonics Silicon Backplane ++ * Broadcom USB-core driver (SSB bus glue) ++ * ++ * Copyright 2011 Hauke Mehrtens <hauke@hauke-m.de> ++ * ++ * Based on ssb-ohci driver ++ * Copyright 2007 Michael Buesch <m@bues.ch> ++ * ++ * 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 <linux/ssb/ssb.h> ++#include <linux/delay.h> ++#include <linux/platform_device.h> ++#include <linux/module.h> ++ ++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; ++}; ++ ++/* based on arch/mips/brcm-boards/bcm947xx/pcibios.c */ ++static u32 ssb_hcd_init_chip(struct ssb_device *dev) ++{ ++ u32 tmp, 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); ++ } 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); ++ ++ return flags; ++} ++ ++static struct platform_device *ssb_hcd_create_pdev(struct ssb_device *dev, ++ char *name, u32 addr, ++ u32 len) ++{ ++ struct platform_device *hci_dev; ++ struct resource *hci_res; ++ int ret = -ENOMEM; ++ ++ hci_res = kzalloc(sizeof(struct resource) * 2, GFP_KERNEL); ++ if (!hci_res) ++ return ERR_PTR(-ENOMEM); ++ ++ 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: ++ kfree(hci_res); ++ platform_device_put(hci_dev); ++ return ERR_PTR(ret); ++ } ++ ++ return hci_dev; ++} ++ ++static int 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 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 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) ++{ ++ 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[] = { ++ 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 = 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-3.0/0034-USB-OHCI-remove-old-SSB-OHCI-driver.patch b/target/linux/brcm47xx/patches-3.0/0034-USB-OHCI-remove-old-SSB-OHCI-driver.patch new file mode 100644 index 000000000..18c3e9f8e --- /dev/null +++ b/target/linux/brcm47xx/patches-3.0/0034-USB-OHCI-remove-old-SSB-OHCI-driver.patch @@ -0,0 +1,357 @@ +From 8483de69568d1da9c106683d35d2b79c729b56c2 Mon Sep 17 00:00:00 2001 +From: Hauke Mehrtens <hauke@hauke-m.de> +Date: Sat, 26 Nov 2011 21:36:50 +0100 +Subject: [PATCH 21/21] 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 <hauke@hauke-m.de> +--- + 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 +@@ -1079,11 +1079,6 @@ 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 +@@ -1128,7 +1123,6 @@ 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 +@@ -1195,12 +1189,6 @@ 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) +@@ -1234,10 +1222,6 @@ 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: +@@ -1288,9 +1272,6 @@ 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 <mb@bu3sch.de> +- * +- * 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 <linux/ssb/ssb.h> +- +- +-#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_DISABLED | 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-3.0/022-USB-Add-ehci-ssb-driver.patch b/target/linux/brcm47xx/patches-3.0/022-USB-Add-ehci-ssb-driver.patch deleted file mode 100644 index 33e23c231..000000000 --- a/target/linux/brcm47xx/patches-3.0/022-USB-Add-ehci-ssb-driver.patch +++ /dev/null @@ -1,330 +0,0 @@ ---- a/drivers/usb/host/Kconfig -+++ b/drivers/usb/host/Kconfig -@@ -230,6 +230,19 @@ config USB_OXU210HP_HCD - To compile this driver as a module, choose M here: the - module will be called oxu210hp-hcd. - -+config USB_EHCI_HCD_SSB -+ bool "EHCI support for Broadcom SSB EHCI core" -+ depends on USB_EHCI_HCD && (SSB = y || SSB = USB_EHCI_HCD) && EXPERIMENTAL -+ default n -+ ---help--- -+ Support for the Sonics Silicon Backplane (SSB) attached -+ Broadcom USB EHCI core. -+ -+ This device is present in some embedded devices with -+ Broadcom based SSB bus. -+ -+ If unsure, say N. -+ - config USB_ISP116X_HCD - tristate "ISP116X HCD support" - depends on USB ---- a/drivers/usb/host/ehci-hcd.c -+++ b/drivers/usb/host/ehci-hcd.c -@@ -1312,9 +1312,14 @@ MODULE_LICENSE ("GPL"); - #define PLATFORM_DRIVER ehci_grlib_driver - #endif - -+#ifdef CONFIG_USB_EHCI_HCD_SSB -+#include "ehci-ssb.c" -+#define SSB_EHCI_DRIVER ssb_ehci_driver -+#endif -+ - #if !defined(PCI_DRIVER) && !defined(PLATFORM_DRIVER) && \ - !defined(PS3_SYSTEM_BUS_DRIVER) && !defined(OF_PLATFORM_DRIVER) && \ -- !defined(XILINX_OF_PLATFORM_DRIVER) -+ !defined(XILINX_OF_PLATFORM_DRIVER) && !defined(SSB_EHCI_DRIVER) - #error "missing bus glue for ehci-hcd" - #endif - -@@ -1374,10 +1379,20 @@ static int __init ehci_hcd_init(void) - if (retval < 0) - goto clean4; - #endif -+ -+#ifdef SSB_EHCI_DRIVER -+ retval = ssb_driver_register(&SSB_EHCI_DRIVER); -+ if (retval < 0) -+ goto clean5; -+#endif - return retval; - -+#ifdef SSB_EHCI_DRIVER -+ /* ssb_driver_unregister(&SSB_EHCI_DRIVER); */ -+clean5: -+#endif - #ifdef XILINX_OF_PLATFORM_DRIVER -- /* platform_driver_unregister(&XILINX_OF_PLATFORM_DRIVER); */ -+ platform_driver_unregister(&XILINX_OF_PLATFORM_DRIVER); - clean4: - #endif - #ifdef OF_PLATFORM_DRIVER -@@ -1408,6 +1423,9 @@ module_init(ehci_hcd_init); - - static void __exit ehci_hcd_cleanup(void) - { -+#ifdef SSB_EHCI_DRIVER -+ ssb_driver_unregister(&SSB_EHCI_DRIVER); -+#endif - #ifdef XILINX_OF_PLATFORM_DRIVER - platform_driver_unregister(&XILINX_OF_PLATFORM_DRIVER); - #endif ---- /dev/null -+++ b/drivers/usb/host/ehci-ssb.c -@@ -0,0 +1,255 @@ -+/* -+ * Sonics Silicon Backplane -+ * Broadcom USB-core EHCI driver (SSB bus glue) -+ * -+ * Copyright 2007 Steven Brown <sbrown@cortland.com> -+ * Copyright 2010 Hauke Mehrtens <hauke@hauke-m.de> -+ * -+ * Derived from the OHCI-SSB driver -+ * Copyright 2007 Michael Buesch <mb@bu3sch.de> -+ * -+ * 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 -+ * -+ * Derived from the USBcore related parts of Broadcom-SB -+ * Copyright 2005 Broadcom Corporation -+ * -+ * Licensed under the GNU/GPL. See COPYING for details. -+ */ -+#include <linux/ssb/ssb.h> -+ -+ -+struct ssb_ehci_device { -+ struct ehci_hcd ehci; /* _must_ be at the beginning. */ -+}; -+ -+static inline -+struct ssb_ehci_device *hcd_to_ssb_ehci(struct usb_hcd *hcd) -+{ -+ return (struct ssb_ehci_device *)(hcd->hcd_priv); -+} -+ -+static int ssb_ehci_reset(struct usb_hcd *hcd) -+{ -+ struct ehci_hcd *ehci = hcd_to_ehci(hcd); -+ int err; -+ -+ 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"); -+ -+ ehci->hcs_params = ehci_readl(ehci, &ehci->caps->hcs_params); -+ -+ err = ehci_halt(ehci); -+ -+ if (err) -+ return err; -+ -+ err = ehci_init(hcd); -+ -+ if (err) -+ return err; -+ -+ ehci_reset(ehci); -+ -+ return err; -+} -+ -+static const struct hc_driver ssb_ehci_hc_driver = { -+ .description = "ssb-usb-ehci", -+ .product_desc = "SSB EHCI Controller", -+ .hcd_priv_size = sizeof(struct ssb_ehci_device), -+ -+ .irq = ehci_irq, -+ .flags = HCD_MEMORY | HCD_USB2, -+ -+ .reset = ssb_ehci_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, -+ -+ .clear_tt_buffer_complete = ehci_clear_tt_buffer_complete, -+}; -+ -+static void ssb_ehci_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_ehci_attach(struct ssb_device *dev) -+{ -+ struct ssb_ehci_device *ehcidev; -+ struct usb_hcd *hcd; -+ int err = -ENOMEM; -+ u32 tmp; -+ -+ 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 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); -+ } -+ -+ hcd = usb_create_hcd(&ssb_ehci_hc_driver, dev->dev, -+ dev_name(dev->dev)); -+ if (!hcd) -+ goto err_dev_disable; -+ -+ ehcidev = hcd_to_ssb_ehci(hcd); -+ tmp = ssb_read32(dev, SSB_ADMATCH0); -+ hcd->rsrc_start = ssb_admatch_base(tmp) + 0x800; /* ehci core offset */ -+ hcd->rsrc_len = 0x100; /* ehci reg block size */ -+ /* -+ * 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, dev->irq, IRQF_DISABLED | 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, 0); -+ return err; -+} -+ -+static int ssb_ehci_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; -+ -+ err = ssb_ehci_attach(dev); -+ -+ return err; -+} -+ -+static void ssb_ehci_remove(struct ssb_device *dev) -+{ -+ ssb_ehci_detach(dev); -+} -+ -+#ifdef CONFIG_PM -+ -+static int ssb_ehci_suspend(struct ssb_device *dev, pm_message_t state) -+{ -+ ssb_device_disable(dev, 0); -+ -+ return 0; -+} -+ -+static int ssb_ehci_resume(struct ssb_device *dev) -+{ -+ struct usb_hcd *hcd = ssb_get_drvdata(dev); -+ struct ssb_ehci_device *ehcidev = hcd_to_ssb_ehci(hcd); -+ -+ ssb_device_enable(dev, 0); -+ -+ ehci_finish_controller_resume(hcd); -+ return 0; -+} -+ -+#else /* !CONFIG_PM */ -+#define ssb_ehci_suspend NULL -+#define ssb_ehci_resume NULL -+#endif /* CONFIG_PM */ -+ -+static const struct ssb_device_id ssb_ehci_table[] = { -+ SSB_DEVICE(SSB_VENDOR_BROADCOM, SSB_DEV_USB20_HOST, SSB_ANY_REV), -+ SSB_DEVTABLE_END -+}; -+MODULE_DEVICE_TABLE(ssb, ssb_ehci_table); -+ -+static struct ssb_driver ssb_ehci_driver = { -+ .name = KBUILD_MODNAME, -+ .id_table = ssb_ehci_table, -+ .probe = ssb_ehci_probe, -+ .remove = ssb_ehci_remove, -+ .suspend = ssb_ehci_suspend, -+ .resume = ssb_ehci_resume, -+}; diff --git a/target/linux/brcm47xx/patches-3.0/023-usb_ehci_ohci.patch b/target/linux/brcm47xx/patches-3.0/023-usb_ehci_ohci.patch deleted file mode 100644 index 5140a723e..000000000 --- a/target/linux/brcm47xx/patches-3.0/023-usb_ehci_ohci.patch +++ /dev/null @@ -1,188 +0,0 @@ ---- a/drivers/usb/host/ohci-ssb.c -+++ b/drivers/usb/host/ohci-ssb.c -@@ -17,6 +17,8 @@ - */ - #include <linux/ssb/ssb.h> - -+extern int ssb_ehci_attach(struct ssb_device *dev, struct usb_hcd **hcd); -+extern void ssb_ehci_detach(struct ssb_device *dev, struct usb_hcd *hcd); - - #define SSB_OHCI_TMSLOW_HOSTMODE (1 << 29) - -@@ -24,6 +26,9 @@ struct ssb_ohci_device { - struct ohci_hcd ohci; /* _must_ be at the beginning. */ - - u32 enable_flags; -+#ifdef CONFIG_USB_EHCI_HCD_SSB -+ struct usb_hcd *ehci_hcd; -+#endif - }; - - static inline -@@ -92,6 +97,9 @@ static const struct hc_driver ssb_ohci_h - static void ssb_ohci_detach(struct ssb_device *dev) - { - struct usb_hcd *hcd = ssb_get_drvdata(dev); -+#ifdef CONFIG_USB_EHCI_HCD_SSB -+ struct ssb_ohci_device *ohcidev = hcd_to_ssb_ohci(hcd); -+#endif - - if (hcd->driver->shutdown) - hcd->driver->shutdown(hcd); -@@ -99,6 +107,14 @@ static void ssb_ohci_detach(struct ssb_d - iounmap(hcd->regs); - release_mem_region(hcd->rsrc_start, hcd->rsrc_len); - usb_put_hcd(hcd); -+ -+#ifdef CONFIG_USB_EHCI_HCD_SSB -+ /* -+ * Also detach ehci function -+ */ -+ if (dev->id.coreid == SSB_DEV_USB20_HOST) -+ ssb_ehci_detach(dev, ohcidev->ehci_hcd); -+#endif - ssb_device_disable(dev, 0); - } - -@@ -121,6 +137,9 @@ static int ssb_ohci_attach(struct ssb_de - /* - * USB 2.0 special considerations: - * -+ * Since the core supports both OHCI and EHCI functions, -+ * it must only be reset once. -+ * - * 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. -@@ -175,6 +194,14 @@ static int ssb_ohci_attach(struct ssb_de - - ssb_set_drvdata(dev, hcd); - -+#ifdef CONFIG_USB_EHCI_HCD_SSB -+ /* -+ * attach ehci function in this core -+ */ -+ if (dev->id.coreid == SSB_DEV_USB20_HOST) -+ err = ssb_ehci_attach(dev, &(ohcidev->ehci_hcd)); -+#endif -+ - return err; - - err_iounmap: ---- a/drivers/usb/host/ehci-ssb.c -+++ b/drivers/usb/host/ehci-ssb.c -@@ -106,10 +106,18 @@ static void ssb_ehci_detach(struct ssb_d - iounmap(hcd->regs); - release_mem_region(hcd->rsrc_start, hcd->rsrc_len); - usb_put_hcd(hcd); -+#ifndef CONFIG_USB_OHCI_HCD_SSB -+ ssb_device_disable(dev, 0); -+#endif - ssb_device_disable(dev, 0); - } -+EXPORT_SYMBOL_GPL(ssb_ehci_detach); - -+#ifndef CONFIG_USB_OHCI_HCD_SSB - static int ssb_ehci_attach(struct ssb_device *dev) -+#else -+static int ssb_ehci_attach(struct ssb_device *dev, struct usb_hcd **ehci_hcd) -+#endif - { - struct ssb_ehci_device *ehcidev; - struct usb_hcd *hcd; -@@ -120,6 +128,7 @@ static int ssb_ehci_attach(struct ssb_de - dma_set_coherent_mask(dev->dma_dev, DMA_BIT_MASK(32))) - return -EOPNOTSUPP; - -+#ifndef CONFIG_USB_OHCI_HCD_SSB - /* - * USB 2.0 special considerations: - * -@@ -155,6 +164,7 @@ static int ssb_ehci_attach(struct ssb_de - tmp |= 0x1; - ssb_write32(dev, 0x89c, tmp); - } -+#endif - - hcd = usb_create_hcd(&ssb_ehci_hc_driver, dev->dev, - dev_name(dev->dev)); -@@ -175,7 +185,11 @@ static int ssb_ehci_attach(struct ssb_de - if (err) - goto err_iounmap; - -+#ifndef CONFIG_USB_OHCI_HCD_SSB - ssb_set_drvdata(dev, hcd); -+#else -+ *ehci_hcd = hcd; -+#endif - - return err; - -@@ -187,7 +201,9 @@ err_dev_disable: - ssb_device_disable(dev, 0); - return err; - } -+EXPORT_SYMBOL_GPL(ssb_ehci_attach); - -+#ifndef CONFIG_USB_OHCI_HCD_SSB - static int ssb_ehci_probe(struct ssb_device *dev, - const struct ssb_device_id *id) - { -@@ -238,6 +254,7 @@ static int ssb_ehci_resume(struct ssb_de - #define ssb_ehci_suspend NULL - #define ssb_ehci_resume NULL - #endif /* CONFIG_PM */ -+#endif /* !CONFIG_USB_OHCI_HCD_SSB */ - - static const struct ssb_device_id ssb_ehci_table[] = { - SSB_DEVICE(SSB_VENDOR_BROADCOM, SSB_DEV_USB20_HOST, SSB_ANY_REV), -@@ -245,6 +262,8 @@ static const struct ssb_device_id ssb_eh - }; - MODULE_DEVICE_TABLE(ssb, ssb_ehci_table); - -+ -+#ifndef CONFIG_USB_OHCI_HCD_SSB - static struct ssb_driver ssb_ehci_driver = { - .name = KBUILD_MODNAME, - .id_table = ssb_ehci_table, -@@ -253,3 +272,4 @@ static struct ssb_driver ssb_ehci_driver - .suspend = ssb_ehci_suspend, - .resume = ssb_ehci_resume, - }; -+#endif ---- a/drivers/usb/host/ehci-hcd.c -+++ b/drivers/usb/host/ehci-hcd.c -@@ -1380,17 +1380,21 @@ static int __init ehci_hcd_init(void) - goto clean4; - #endif - -+#ifndef CONFIG_USB_OHCI_HCD_SSB - #ifdef SSB_EHCI_DRIVER - retval = ssb_driver_register(&SSB_EHCI_DRIVER); - if (retval < 0) - goto clean5; - #endif -+#endif /* !CONFIG_USB_OHCI_HCD_SSB */ - return retval; - -+#ifndef CONFIG_USB_OHCI_HCD_SSB - #ifdef SSB_EHCI_DRIVER - /* ssb_driver_unregister(&SSB_EHCI_DRIVER); */ - clean5: - #endif -+#endif /* !CONFIG_USB_OHCI_HCD_SSB */ - #ifdef XILINX_OF_PLATFORM_DRIVER - platform_driver_unregister(&XILINX_OF_PLATFORM_DRIVER); - clean4: -@@ -1423,9 +1427,11 @@ module_init(ehci_hcd_init); - - static void __exit ehci_hcd_cleanup(void) - { -+#ifndef CONFIG_USB_OHCI_HCD_SSB - #ifdef SSB_EHCI_DRIVER - ssb_driver_unregister(&SSB_EHCI_DRIVER); - #endif -+#endif /* !CONFIG_USB_OHCI_HCD_SSB */ - #ifdef XILINX_OF_PLATFORM_DRIVER - platform_driver_unregister(&XILINX_OF_PLATFORM_DRIVER); - #endif diff --git a/target/linux/brcm47xx/patches-3.0/280-activate_ssb_support_in_usb.patch b/target/linux/brcm47xx/patches-3.0/280-activate_ssb_support_in_usb.patch index d3a8817ba..c535c05db 100644 --- a/target/linux/brcm47xx/patches-3.0/280-activate_ssb_support_in_usb.patch +++ b/target/linux/brcm47xx/patches-3.0/280-activate_ssb_support_in_usb.patch @@ -3,14 +3,23 @@ This prevents the options from being delete with make kernel_oldconfig. drivers/ssb/Kconfig | 2 ++ 1 file changed, 2 insertions(+) +--- a/drivers/bcma/Kconfig ++++ b/drivers/bcma/Kconfig +@@ -37,6 +37,7 @@ config BCMA_DRIVER_PCI_HOSTMODE + config BCMA_HOST_SOC + bool + depends on BCMA_DRIVER_MIPS ++ select USB_HCD_BCMA if USB_EHCI_HCD || USB_OHCI_HCD + + config BCMA_SFLASH + bool --- a/drivers/ssb/Kconfig +++ b/drivers/ssb/Kconfig -@@ -147,6 +147,8 @@ config SSB_SFLASH +@@ -147,6 +147,7 @@ config SSB_SFLASH config SSB_EMBEDDED bool depends on SSB_DRIVER_MIPS -+ select USB_EHCI_HCD_SSB if USB_EHCI_HCD -+ select USB_OHCI_HCD_SSB if USB_OHCI_HCD ++ select USB_HCD_SSB if USB_EHCI_HCD || USB_OHCI_HCD default y config SSB_DRIVER_EXTIF |