X-Git-Url: https://git.rohieb.name/openwrt.git/blobdiff_plain/d8297bb0a4e520c83175a987ff70e4a72f2bd603..e48f1513b2675cb956582a04d54993398f410c26:/target/linux/brcm63xx/patches-2.6.27/007-usb_ohci_support.patch diff --git a/target/linux/brcm63xx/patches-2.6.27/007-usb_ohci_support.patch b/target/linux/brcm63xx/patches-2.6.27/007-usb_ohci_support.patch index 33b284af3..e41d1c5f3 100644 --- a/target/linux/brcm63xx/patches-2.6.27/007-usb_ohci_support.patch +++ b/target/linux/brcm63xx/patches-2.6.27/007-usb_ohci_support.patch @@ -17,246 +17,6 @@ Signed-off-by: Maxime Bizon create mode 100644 drivers/usb/host/ohci-bcm63xx.c create mode 100644 include/asm-mips/mach-bcm63xx/bcm63xx_dev_usb_ohci.h ---- a/arch/mips/bcm63xx/Kconfig -+++ b/arch/mips/bcm63xx/Kconfig -@@ -4,8 +4,14 @@ menu "CPU support" - config BCM63XX_CPU_6348 - bool "support 6348 CPU" - select HW_HAS_PCI -+ select USB_ARCH_HAS_OHCI -+ select USB_OHCI_BIG_ENDIAN_DESC -+ select USB_OHCI_BIG_ENDIAN_MMIO - - config BCM63XX_CPU_6358 - bool "support 6358 CPU" - select HW_HAS_PCI -+ select USB_ARCH_HAS_OHCI -+ select USB_OHCI_BIG_ENDIAN_DESC -+ select USB_OHCI_BIG_ENDIAN_MMIO - endmenu ---- a/arch/mips/bcm63xx/Makefile -+++ b/arch/mips/bcm63xx/Makefile -@@ -1,4 +1,5 @@ - obj-y += clk.o cpu.o cs.o gpio.o irq.o prom.o setup.o timer.o - obj-y += dev-uart.o - obj-y += dev-pcmcia.o -+obj-y += dev-usb-ohci.o - obj-$(CONFIG_EARLY_PRINTK) += early_printk.o ---- /dev/null -+++ b/arch/mips/bcm63xx/dev-usb-ohci.c -@@ -0,0 +1,50 @@ -+/* -+ * This file is subject to the terms and conditions of the GNU General Public -+ * License. See the file "COPYING" in the main directory of this archive -+ * for more details. -+ * -+ * Copyright (C) 2008 Maxime Bizon -+ */ -+ -+#include -+#include -+#include -+#include -+#include -+ -+static struct resource ohci_resources[] = { -+ { -+ .start = -1, /* filled at runtime */ -+ .end = -1, /* filled at runtime */ -+ .flags = IORESOURCE_MEM, -+ }, -+ { -+ .start = -1, /* filled at runtime */ -+ .flags = IORESOURCE_IRQ, -+ }, -+}; -+ -+static u64 ohci_dmamask = ~(u32)0; -+ -+static struct platform_device bcm63xx_ohci_device = { -+ .name = "bcm63xx_ohci", -+ .id = 0, -+ .num_resources = ARRAY_SIZE(ohci_resources), -+ .resource = ohci_resources, -+ .dev = { -+ .dma_mask = &ohci_dmamask, -+ .coherent_dma_mask = 0xffffffff, -+ }, -+}; -+ -+int __init bcm63xx_ohci_register(void) -+{ -+ if (!BCMCPU_IS_6348() && !BCMCPU_IS_6358()) -+ return 0; -+ -+ ohci_resources[0].start = bcm63xx_regset_address(RSET_OHCI0); -+ ohci_resources[0].end = ohci_resources[0].start; -+ ohci_resources[0].end += RSET_OHCI_SIZE - 1; -+ ohci_resources[1].start = bcm63xx_get_irq_number(IRQ_OHCI0); -+ return platform_device_register(&bcm63xx_ohci_device); -+} ---- /dev/null -+++ b/drivers/usb/host/ohci-bcm63xx.c -@@ -0,0 +1,159 @@ -+/* -+ * This file is subject to the terms and conditions of the GNU General Public -+ * License. See the file "COPYING" in the main directory of this archive -+ * for more details. -+ * -+ * Copyright (C) 2008 Maxime Bizon -+ */ -+ -+#include -+#include -+#include -+#include -+#include -+#include -+ -+static struct clk *usb_host_clock; -+ -+static int __devinit ohci_bcm63xx_start(struct usb_hcd *hcd) -+{ -+ struct ohci_hcd *ohci = hcd_to_ohci(hcd); -+ int ret; -+ -+ ret = ohci_init(ohci); -+ if (ret < 0) -+ return ret; -+ -+ /* FIXME: autodetected port 2 is shared with USB slave */ -+ -+ ret = ohci_run(ohci); -+ if (ret < 0) { -+ err("can't start %s", hcd->self.bus_name); -+ ohci_stop(hcd); -+ return ret; -+ } -+ return 0; -+} -+ -+static const struct hc_driver ohci_bcm63xx_hc_driver = { -+ .description = hcd_name, -+ .product_desc = "BCM63XX integrated OHCI controller", -+ .hcd_priv_size = sizeof(struct ohci_hcd), -+ -+ .irq = ohci_irq, -+ .flags = HCD_USB11 | HCD_MEMORY, -+ .start = ohci_bcm63xx_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, -+ .start_port_reset = ohci_start_port_reset, -+}; -+ -+static int __devinit ohci_hcd_bcm63xx_drv_probe(struct platform_device *pdev) -+{ -+ struct resource *res_mem, *res_irq; -+ struct usb_hcd *hcd; -+ struct ohci_hcd *ohci; -+ u32 reg; -+ int ret; -+ -+ res_mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); -+ res_irq = platform_get_resource(pdev, IORESOURCE_IRQ, 0); -+ if (!res_mem || !res_irq) -+ return -ENODEV; -+ -+ if (BCMCPU_IS_6348()) { -+ struct clk *clk; -+ /* enable USB host clock */ -+ clk = clk_get(&pdev->dev, "usbh"); -+ if (IS_ERR(clk)) -+ return -ENODEV; -+ -+ clk_enable(clk); -+ usb_host_clock = clk; -+ bcm_rset_writel(RSET_OHCI_PRIV, 0, OHCI_PRIV_REG); -+ -+ } else if (BCMCPU_IS_6358()) { -+ reg = bcm_rset_readl(RSET_USBH_PRIV, USBH_PRIV_SWAP_REG); -+ reg &= ~USBH_PRIV_SWAP_OHCI_ENDN_MASK; -+ reg |= USBH_PRIV_SWAP_OHCI_DATA_MASK; -+ bcm_rset_writel(RSET_USBH_PRIV, reg, USBH_PRIV_SWAP_REG); -+ /* don't ask... */ -+ bcm_rset_writel(RSET_USBH_PRIV, 0x1c0020, USBH_PRIV_TEST_REG); -+ } else -+ return 0; -+ -+ hcd = usb_create_hcd(&ohci_bcm63xx_hc_driver, &pdev->dev, "bcm63xx"); -+ if (!hcd) -+ return -ENOMEM; -+ hcd->rsrc_start = res_mem->start; -+ hcd->rsrc_len = res_mem->end - res_mem->start + 1; -+ -+ if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, hcd_name)) { -+ pr_debug("request_mem_region failed\n"); -+ ret = -EBUSY; -+ goto out; -+ } -+ -+ hcd->regs = ioremap(hcd->rsrc_start, hcd->rsrc_len); -+ if (!hcd->regs) { -+ pr_debug("ioremap failed\n"); -+ ret = -EIO; -+ goto out1; -+ } -+ -+ ohci = hcd_to_ohci(hcd); -+ ohci->flags |= OHCI_QUIRK_BE_MMIO | OHCI_QUIRK_BE_DESC | -+ OHCI_QUIRK_FRAME_NO; -+ ohci_hcd_init(ohci); -+ -+ ret = usb_add_hcd(hcd, res_irq->start, IRQF_DISABLED); -+ if (ret) -+ goto out2; -+ -+ platform_set_drvdata(pdev, hcd); -+ return 0; -+ -+out2: -+ iounmap(hcd->regs); -+out1: -+ release_mem_region(hcd->rsrc_start, hcd->rsrc_len); -+out: -+ usb_put_hcd(hcd); -+ return ret; -+} -+ -+static int __devexit ohci_hcd_bcm63xx_drv_remove(struct platform_device *pdev) -+{ -+ struct usb_hcd *hcd; -+ -+ hcd = platform_get_drvdata(pdev); -+ usb_remove_hcd(hcd); -+ iounmap(hcd->regs); -+ usb_put_hcd(hcd); -+ release_mem_region(hcd->rsrc_start, hcd->rsrc_len); -+ if (usb_host_clock) { -+ clk_disable(usb_host_clock); -+ clk_put(usb_host_clock); -+ } -+ platform_set_drvdata(pdev, NULL); -+ return 0; -+} -+ -+static struct platform_driver ohci_hcd_bcm63xx_driver = { -+ .probe = ohci_hcd_bcm63xx_drv_probe, -+ .remove = __devexit_p(ohci_hcd_bcm63xx_drv_remove), -+ .shutdown = usb_hcd_platform_shutdown, -+ .driver = { -+ .name = "bcm63xx_ohci", -+ .owner = THIS_MODULE, -+ .bus = &platform_bus_type -+ }, -+}; -+ -+MODULE_ALIAS("platform:bcm63xx_ohci"); --- a/drivers/usb/host/ohci-hcd.c +++ b/drivers/usb/host/ohci-hcd.c @@ -1050,6 +1050,11 @@ MODULE_LICENSE ("GPL"); @@ -294,12 +54,3 @@ Signed-off-by: Maxime Bizon #define big_endian_frame_no_quirk(ohci) (ohci->flags & OHCI_QUIRK_FRAME_NO) #else #define big_endian_frame_no_quirk(ohci) 0 ---- /dev/null -+++ b/include/asm-mips/mach-bcm63xx/bcm63xx_dev_usb_ohci.h -@@ -0,0 +1,6 @@ -+#ifndef BCM63XX_DEV_USB_OHCI_H_ -+#define BCM63XX_DEV_USB_OHCI_H_ -+ -+int bcm63xx_ohci_register(void); -+ -+#endif /* BCM63XX_DEV_USB_OHCI_H_ */