diff options
Diffstat (limited to 'target/linux/ramips/patches-3.8/0080-MIPS-add-ohci-ehci-support.patch')
-rw-r--r-- | target/linux/ramips/patches-3.8/0080-MIPS-add-ohci-ehci-support.patch | 227 |
1 files changed, 0 insertions, 227 deletions
diff --git a/target/linux/ramips/patches-3.8/0080-MIPS-add-ohci-ehci-support.patch b/target/linux/ramips/patches-3.8/0080-MIPS-add-ohci-ehci-support.patch deleted file mode 100644 index 0726ac8df6..0000000000 --- a/target/linux/ramips/patches-3.8/0080-MIPS-add-ohci-ehci-support.patch +++ /dev/null @@ -1,227 +0,0 @@ -From ec6f3aa022ef6e61f6ca80c6e30610d879654466 Mon Sep 17 00:00:00 2001 -From: John Crispin <blogic@openwrt.org> -Date: Thu, 20 Jun 2013 23:33:05 +0200 -Subject: [PATCH] MIPS: add ohci/ehci support - -Signed-off-by: John Crsipin <blogic@openwrt.org> ---- - arch/mips/ralink/Kconfig | 2 ++ - drivers/usb/Makefile | 3 ++- - drivers/usb/host/ehci-platform.c | 43 ++++++++++++++++++++++++++++++++------ - drivers/usb/host/ohci-platform.c | 37 +++++++++++++++++++++++++++----- - 4 files changed, 73 insertions(+), 12 deletions(-) - -diff --git a/arch/mips/ralink/Kconfig b/arch/mips/ralink/Kconfig -index c8d5b6c..7cd1188 100644 ---- a/arch/mips/ralink/Kconfig -+++ b/arch/mips/ralink/Kconfig -@@ -27,6 +27,8 @@ choice - bool "MT7620" - select CLKEVT_RT3352 - select HW_HAS_PCI -+ select USB_ARCH_HAS_OHCI -+ select USB_ARCH_HAS_EHCI - - endchoice - -diff --git a/drivers/usb/Makefile b/drivers/usb/Makefile -index f5ed3d7..41a4741 100644 ---- a/drivers/usb/Makefile -+++ b/drivers/usb/Makefile -@@ -12,6 +12,8 @@ obj-$(CONFIG_USB_DWC3) += dwc3/ - - obj-$(CONFIG_USB_MON) += mon/ - -+obj-$(CONFIG_USB_COMMON) += phy/ -+ - obj-$(CONFIG_PCI) += host/ - obj-$(CONFIG_USB_EHCI_HCD) += host/ - obj-$(CONFIG_USB_ISP116X_HCD) += host/ -@@ -46,7 +48,6 @@ obj-$(CONFIG_USB_MICROTEK) += image/ - obj-$(CONFIG_USB_SERIAL) += serial/ - - obj-$(CONFIG_USB) += misc/ --obj-$(CONFIG_USB_COMMON) += phy/ - obj-$(CONFIG_EARLY_PRINTK_DBGP) += early/ - - obj-$(CONFIG_USB_ATM) += atm/ -diff --git a/drivers/usb/host/ehci-platform.c b/drivers/usb/host/ehci-platform.c -index 58fa0c9..0050df7 100644 ---- a/drivers/usb/host/ehci-platform.c -+++ b/drivers/usb/host/ehci-platform.c -@@ -23,6 +23,10 @@ - #include <linux/io.h> - #include <linux/module.h> - #include <linux/platform_device.h> -+#include <linux/dma-mapping.h> -+#include <linux/of.h> -+#include <linux/usb/otg.h> -+#include <linux/usb/phy.h> - #include <linux/usb.h> - #include <linux/usb/hcd.h> - #include <linux/usb/ehci_pdriver.h> -@@ -61,22 +65,40 @@ static const struct ehci_driver_overrides platform_overrides __initdata = { - .reset = ehci_platform_reset, - }; - -+static struct usb_ehci_pdata ehci_platform_defaults; -+ - static int ehci_platform_probe(struct platform_device *dev) - { - struct usb_hcd *hcd; - struct resource *res_mem; -- struct usb_ehci_pdata *pdata = dev->dev.platform_data; -+ struct usb_ehci_pdata *pdata; - int irq; - int err = -ENOMEM; - -- if (!pdata) { -- WARN_ON(1); -- return -ENODEV; -- } -- - if (usb_disabled()) - return -ENODEV; - -+ /* -+ * use reasonable defaults so platforms don't have to provide these. -+ * with DT probing on ARM, none of these are set. -+ */ -+ if (!dev->dev.platform_data) -+ dev->dev.platform_data = &ehci_platform_defaults; -+ if (!dev->dev.dma_mask) -+ dev->dev.dma_mask = &dev->dev.coherent_dma_mask; -+ if (!dev->dev.coherent_dma_mask) -+ dev->dev.coherent_dma_mask = DMA_BIT_MASK(32); -+ -+ pdata = dev->dev.platform_data; -+ -+#ifdef CONFIG_USB_COMMON -+ hcd->phy = devm_usb_get_phy(&dev->dev, USB_PHY_TYPE_USB2); -+ if (!IS_ERR_OR_NULL(hcd->phy)) { -+ otg_set_host(hcd->phy->otg, -+ &hcd->self); -+ usb_phy_init(hcd->phy); -+ } -+#endif - irq = platform_get_irq(dev, 0); - if (irq < 0) { - dev_err(&dev->dev, "no irq provided"); -@@ -138,6 +160,9 @@ static int ehci_platform_remove(struct platform_device *dev) - if (pdata->power_off) - pdata->power_off(dev); - -+ if (pdata == &ehci_platform_defaults) -+ dev->dev.platform_data = NULL; -+ - return 0; - } - -@@ -182,6 +207,11 @@ static int ehci_platform_resume(struct device *dev) - #define ehci_platform_resume NULL - #endif /* CONFIG_PM */ - -+static const struct of_device_id ralink_ehci_ids[] = { -+ { .compatible = "ralink,rt3xxx-ehci", }, -+ {} -+}; -+ - static const struct platform_device_id ehci_platform_table[] = { - { "ehci-platform", 0 }, - { } -@@ -202,6 +232,7 @@ static struct platform_driver ehci_platform_driver = { - .owner = THIS_MODULE, - .name = "ehci-platform", - .pm = &ehci_platform_pm_ops, -+ .of_match_table = of_match_ptr(ralink_ehci_ids), - } - }; - -diff --git a/drivers/usb/host/ohci-platform.c b/drivers/usb/host/ohci-platform.c -index 084503b..3a60f96 100644 ---- a/drivers/usb/host/ohci-platform.c -+++ b/drivers/usb/host/ohci-platform.c -@@ -15,6 +15,10 @@ - */ - #include <linux/platform_device.h> - #include <linux/usb/ohci_pdriver.h> -+#include <linux/dma-mapping.h> -+#include <linux/of.h> -+ -+static struct usb_ohci_pdata ohci_platform_defaults; - - static int ohci_platform_reset(struct usb_hcd *hcd) - { -@@ -87,14 +91,22 @@ static int ohci_platform_probe(struct platform_device *dev) - { - struct usb_hcd *hcd; - struct resource *res_mem; -- struct usb_ohci_pdata *pdata = dev->dev.platform_data; -+ struct usb_ohci_pdata *pdata; - int irq; - int err = -ENOMEM; - -- if (!pdata) { -- WARN_ON(1); -- return -ENODEV; -- } -+ /* -+ * use reasonable defaults so platforms don't have to provide these. -+ * with DT probing on ARM, none of these are set. -+ */ -+ if (!dev->dev.platform_data) -+ dev->dev.platform_data = &ohci_platform_defaults; -+ if (!dev->dev.dma_mask) -+ dev->dev.dma_mask = &dev->dev.coherent_dma_mask; -+ if (!dev->dev.coherent_dma_mask) -+ dev->dev.coherent_dma_mask = DMA_BIT_MASK(32); -+ -+ pdata = dev->dev.platform_data; - - if (usb_disabled()) - return -ENODEV; -@@ -124,6 +136,12 @@ static int ohci_platform_probe(struct platform_device *dev) - goto err_power; - } - -+#ifdef CONFIG_USB_COMMON -+ hcd->phy = devm_usb_get_phy(&dev->dev, USB_PHY_TYPE_USB2); -+ if (!IS_ERR_OR_NULL(hcd->phy)) -+ usb_phy_init(hcd->phy); -+#endif -+ - hcd->rsrc_start = res_mem->start; - hcd->rsrc_len = resource_size(res_mem); - -@@ -161,6 +179,9 @@ static int ohci_platform_remove(struct platform_device *dev) - if (pdata->power_off) - pdata->power_off(dev); - -+ if (pdata == &ohci_platform_defaults) -+ dev->dev.platform_data = NULL; -+ - return 0; - } - -@@ -200,6 +221,11 @@ static int ohci_platform_resume(struct device *dev) - #define ohci_platform_resume NULL - #endif /* CONFIG_PM */ - -+static const struct of_device_id ralink_ohci_ids[] = { -+ { .compatible = "ralink,rt3xxx-ohci", }, -+ {} -+}; -+ - static const struct platform_device_id ohci_platform_table[] = { - { "ohci-platform", 0 }, - { } -@@ -220,5 +246,6 @@ static struct platform_driver ohci_platform_driver = { - .owner = THIS_MODULE, - .name = "ohci-platform", - .pm = &ohci_platform_pm_ops, -+ .of_match_table = of_match_ptr(ralink_ohci_ids), - } - }; --- -1.7.10.4 - |