diff options
Diffstat (limited to 'target/linux/brcm47xx')
| -rw-r--r-- | target/linux/brcm47xx/patches-3.0/0032-USB-Add-driver-for-the-bcma-bus.patch | 114 | ||||
| -rw-r--r-- | target/linux/brcm47xx/patches-3.0/0033-USB-Add-driver-for-the-ssb-bus.patch | 98 |
2 files changed, 113 insertions, 99 deletions
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 index cecc017d0b..e2a2f1e474 100644 --- 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 @@ -1,7 +1,7 @@ -From 7151c34627b938486008cfab25bfb4e4f730a021 Mon Sep 17 00:00:00 2001 +From 4ea647c5a257d57eaf230f783e54b2c0232852b8 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 +Subject: [PATCH 19/26] 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 @@ -15,8 +15,8 @@ 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(-) + 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 @@ -46,7 +46,7 @@ Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> +obj-$(CONFIG_USB_HCD_BCMA) += bcma-hcd.o --- /dev/null +++ b/drivers/usb/host/bcma-hcd.c -@@ -0,0 +1,299 @@ +@@ -0,0 +1,309 @@ +/* + * Broadcom specific Advanced Microcontroller Bus + * Broadcom USB-core driver (BCMA bus glue) @@ -76,15 +76,46 @@ Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> +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; +}; + ++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 bcma_hcd_init_chip(struct bcma_device *dev) ++static void __devinit bcma_hcd_init_chip(struct bcma_device *dev) +{ + u32 tmp; + @@ -150,51 +181,22 @@ Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> + + 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); -+ } ++ bcma_hcd_4716wa(dev); + } -+#endif /* CONFIG_BCMA_DRIVER_MIPS */ +} + -+static struct platform_device *bcma_hcd_create_pdev(struct bcma_device *dev, -+ char *name, u32 addr) ++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; ++ struct resource hci_res[2]; + int ret = -ENOMEM; + -+ hci_res = kzalloc(sizeof(struct resource) * 2, GFP_KERNEL); -+ if (!hci_res) -+ return ERR_PTR(-ENOMEM); ++ memset(hci_res, 0, sizeof(hci_res)); + + hci_res[0].start = addr; -+ hci_res[0].end = hci_res[0].start + BCMA_CORE_SIZE - 1; ++ hci_res[0].end = hci_res[0].start + 0x1000 - 1; + hci_res[0].flags = IORESOURCE_MEM; + + hci_res[1].start = dev->irq; @@ -207,14 +209,14 @@ Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> + 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); ++ 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: -+ kfree(hci_res); + platform_device_put(hci_dev); + return ERR_PTR(ret); + } @@ -222,14 +224,17 @@ Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> + return hci_dev; +} + -+static int bcma_hcd_probe(struct bcma_device *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 = (dev->bus->chipinfo.id & 0xFF00); ++ chipid_top = (chipinfo->id & 0xFF00); + if (chipid_top != 0x4700 && chipid_top != 0x5300) + return -ENODEV; + @@ -245,8 +250,14 @@ Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> + + 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", -+ dev->addr1); ++ ohci_addr); + if (IS_ERR(usb_dev->ohci_dev)) { + err = PTR_ERR(usb_dev->ohci_dev); + goto err_free_usb_dev; @@ -257,7 +268,6 @@ Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> + 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); @@ -270,7 +280,7 @@ Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> + return err; +} + -+static void bcma_hcd_remove(struct bcma_device *dev) ++static void __devexit bcma_hcd_remove(struct bcma_device *dev) +{ + struct bcma_hcd_device *usb_dev; + struct platform_device *ohci_dev; @@ -319,7 +329,7 @@ Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> +#define bcma_hcd_resume NULL +#endif /* CONFIG_PM */ + -+static const struct bcma_device_id bcma_hcd_table[] = { ++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 +}; @@ -329,7 +339,7 @@ Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> + .name = KBUILD_MODNAME, + .id_table = bcma_hcd_table, + .probe = bcma_hcd_probe, -+ .remove = bcma_hcd_remove, ++ .remove = __devexit_p(bcma_hcd_remove), + .shutdown = bcma_hcd_shutdown, + .suspend = bcma_hcd_suspend, + .resume = bcma_hcd_resume, 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 index 866540b873..91b6c9cbca 100644 --- 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 @@ -1,7 +1,7 @@ -From b61e70ad9080a6dbd3731917ec21dbcbb9d382a2 Mon Sep 17 00:00:00 2001 +From 0f91c21de577d2d9f1fd164ca686d9a4ff0e2c8b 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 +Subject: [PATCH 20/26] 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 @@ -19,8 +19,8 @@ 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(-) + 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 @@ -50,7 +50,7 @@ Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> +obj-$(CONFIG_USB_HCD_SSB) += ssb-hcd.o --- /dev/null +++ b/drivers/usb/host/ssb-hcd.c -@@ -0,0 +1,268 @@ +@@ -0,0 +1,272 @@ +/* + * Sonics Silicon Backplane + * Broadcom USB-core driver (SSB bus glue) @@ -89,16 +89,23 @@ Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> + u32 enable_flags; +}; + -+/* based on arch/mips/brcm-boards/bcm947xx/pcibios.c */ -+static u32 ssb_hcd_init_chip(struct ssb_device *dev) ++static void __devinit ssb_hcd_5354wa(struct ssb_device *dev) +{ -+ u32 tmp, flags = 0; ++#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 ++} + -+ 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) { ++static void __devinit ssb_hcd_usb20wa(struct ssb_device *dev) ++{ ++ if (dev->id.coreid == SSB_DEV_USB20_HOST) { + /* + * USB 2.0 special considerations: + * @@ -106,51 +113,46 @@ Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> + * 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); ++ ssb_write32(dev, 0x400, ssb_read32(dev, 0x400) & ~8); ++ 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); ++ ssb_write32(dev, 0x304, ssb_read32(dev, 0x304) & ~0x100); ++ 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); ++ 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; + -+ /* Change syn03 reg */ -+ tmp = ssb_read32(dev, 0x89c); -+ tmp |= 0x1; -+ ssb_write32(dev, 0x89c, tmp); -+ } -+ } else -+ ssb_device_enable(dev, 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 *ssb_hcd_create_pdev(struct ssb_device *dev, -+ char *name, u32 addr, -+ u32 len) ++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; ++ struct resource hci_res[2]; + int ret = -ENOMEM; + -+ hci_res = kzalloc(sizeof(struct resource) * 2, GFP_KERNEL); -+ if (!hci_res) -+ return ERR_PTR(-ENOMEM); ++ memset(hci_res, 0, sizeof(hci_res)); + + hci_res[0].start = addr; + hci_res[0].end = hci_res[0].start + len - 1; @@ -173,7 +175,6 @@ Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> + ret = platform_device_add(hci_dev); + if (ret) { +err_alloc: -+ kfree(hci_res); + platform_device_put(hci_dev); + return ERR_PTR(ret); + } @@ -181,7 +182,8 @@ Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> + return hci_dev; +} + -+static int ssb_hcd_probe(struct ssb_device *dev, const struct ssb_device_id *id) ++static int __devinit ssb_hcd_probe(struct ssb_device *dev, ++ const struct ssb_device_id *id) +{ + int err, tmp; + int start, len; @@ -241,7 +243,7 @@ Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> + return err; +} + -+static void ssb_hcd_remove(struct ssb_device *dev) ++static void __devexit ssb_hcd_remove(struct ssb_device *dev) +{ + struct ssb_hcd_device *usb_dev; + struct platform_device *ohci_dev; @@ -264,7 +266,7 @@ Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> + ssb_device_disable(dev, 0); +} + -+static void ssb_hcd_shutdown(struct ssb_device *dev) ++static void __devexit ssb_hcd_shutdown(struct ssb_device *dev) +{ + ssb_device_disable(dev, 0); +} @@ -280,6 +282,8 @@ Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> + +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; @@ -290,7 +294,7 @@ Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> +#define ssb_hcd_resume NULL +#endif /* CONFIG_PM */ + -+static const struct ssb_device_id ssb_hcd_table[] = { ++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), @@ -302,7 +306,7 @@ Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> + .name = KBUILD_MODNAME, + .id_table = ssb_hcd_table, + .probe = ssb_hcd_probe, -+ .remove = ssb_hcd_remove, ++ .remove = __devexit_p(ssb_hcd_remove), + .shutdown = ssb_hcd_shutdown, + .suspend = ssb_hcd_suspend, + .resume = ssb_hcd_resume, |