Hi Felipe,
Any update for this patch? Just want to follow-up.
> -----Original Message-----
> From: Chen, Alvin
> Sent: Tuesday, August 05, 2014 1:23 AM
> To: Felipe Balbi
> Cc: linux-usb@xxxxxxxxxxxxxxx; linux-kernel@xxxxxxxxxxxxxxx; Ong, Boon
> Leong
> Subject: [PATCH] USB: pch_udc: USB gadget device support for Intel
> Quark
> X1000
>
> From: Bryan O'Donoghue <bryan.odonoghue@xxxxxxxxx>
>
> This patch is to enable the USB gadget device for Intel Quark X1000
>
> Signed-off-by: Bryan O'Donoghue <bryan.odonoghue@xxxxxxxxx>
> Signed-off-by: Bing Niu <bing.niu@xxxxxxxxx>
> Signed-off-by: Alvin (Weike) Chen <alvin.chen@xxxxxxxxx>
> ---
> drivers/usb/gadget/udc/Kconfig | 3 ++-
> drivers/usb/gadget/udc/pch_udc.c | 22 +++++++++++++++++++---
> 2 files changed, 21 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/usb/gadget/udc/Kconfig
> b/drivers/usb/gadget/udc/Kconfig index 5151f94..34ebaa6 100644
> --- a/drivers/usb/gadget/udc/Kconfig
> +++ b/drivers/usb/gadget/udc/Kconfig
> @@ -332,7 +332,7 @@ config USB_GOKU
> gadget drivers to also be dynamically linked.
>
> config USB_EG20T
> - tristate "Intel EG20T PCH/LAPIS Semiconductor IOH(ML7213/ML7831)
> UDC"
> + tristate "Intel QUARK X1000/EG20T PCH/LAPIS Semiconductor
> IOH(ML7213/ML7831) UDC"
> depends on PCI
> help
> This is a USB device driver for EG20T PCH.
> @@ -353,6 +353,7 @@ config USB_EG20T
> ML7213/ML7831 is companion chip for Intel Atom E6xx series.
> ML7213/ML7831 is completely compatible for Intel EG20T PCH.
>
> + This driver can be used with Intel's Quark X1000 SOC platform
> #
> # LAST -- dummy/emulated controller
> #
> diff --git a/drivers/usb/gadget/udc/pch_udc.c
> b/drivers/usb/gadget/udc/pch_udc.c
> index eb8c3be..460d953 100644
> --- a/drivers/usb/gadget/udc/pch_udc.c
> +++ b/drivers/usb/gadget/udc/pch_udc.c
> @@ -343,6 +343,7 @@ struct pch_vbus_gpio_data {
> * @setup_data: Received setup data
> * @phys_addr: of device memory
> * @base_addr: for mapped device memory
> + * @bar: Indicates which PCI BAR for USB regs
> * @irq: IRQ line for the device
> * @cfg_data: current cfg, intf, and alt in use
> * @vbus_gpio: GPIO informaton for detecting VBUS
> @@ -370,14 +371,17 @@ struct pch_udc_dev {
> struct usb_ctrlrequest setup_data;
> unsigned long phys_addr;
> void __iomem *base_addr;
> + unsigned bar;
> unsigned irq;
> struct pch_udc_cfg_data cfg_data;
> struct pch_vbus_gpio_data vbus_gpio;
> };
> #define to_pch_udc(g) (container_of((g), struct pch_udc_dev,
> gadget))
>
> +#define PCH_UDC_PCI_BAR_QUARK_X1000 0
> #define PCH_UDC_PCI_BAR 1
> #define PCI_DEVICE_ID_INTEL_EG20T_UDC 0x8808
> +#define PCI_DEVICE_ID_INTEL_QUARK_X1000_UDC 0x0939
> #define PCI_VENDOR_ID_ROHM 0x10DB
> #define PCI_DEVICE_ID_ML7213_IOH_UDC 0x801D
> #define PCI_DEVICE_ID_ML7831_IOH_UDC 0x8808
> @@ -3076,7 +3080,7 @@ static void pch_udc_remove(struct pci_dev *pdev)
> iounmap(dev->base_addr);
> if (dev->mem_region)
> release_mem_region(dev->phys_addr,
> - pci_resource_len(pdev,
> PCH_UDC_PCI_BAR));
> + pci_resource_len(pdev, dev->bar));
> if (dev->active)
> pci_disable_device(pdev);
> kfree(dev);
> @@ -3144,9 +3148,15 @@ static int pch_udc_probe(struct pci_dev *pdev,
> dev->active = 1;
> pci_set_drvdata(pdev, dev);
>
> + /* Determine BAR based on PCI ID */
> + if (id->device == PCI_DEVICE_ID_INTEL_QUARK_X1000_UDC)
> + dev->bar = PCH_UDC_PCI_BAR_QUARK_X1000;
> + else
> + dev->bar = PCH_UDC_PCI_BAR;
> +
> /* PCI resource allocation */
> - resource = pci_resource_start(pdev, 1);
> - len = pci_resource_len(pdev, 1);
> + resource = pci_resource_start(pdev, dev->bar);
> + len = pci_resource_len(pdev, dev->bar);
>
> if (!request_mem_region(resource, len, KBUILD_MODNAME)) {
> dev_err(&pdev->dev, "%s: pci device used already\n", __func__); @@
> -3212,6 +3222,12 @@ finished:
>
> static const struct pci_device_id pch_udc_pcidev_id[] = {
> {
> + PCI_DEVICE(PCI_VENDOR_ID_INTEL,
> + PCI_DEVICE_ID_INTEL_QUARK_X1000_UDC),
> + .class = (PCI_CLASS_SERIAL_USB << 8) | 0xfe,
> + .class_mask = 0xffffffff,
> + },
> + {
> PCI_DEVICE(PCI_VENDOR_ID_INTEL,
> PCI_DEVICE_ID_INTEL_EG20T_UDC),
> .class = (PCI_CLASS_SERIAL_USB << 8) | 0xfe,
> .class_mask = 0xffffffff,
> --
> 1.7.9.5
--
To unsubscribe from this list: send the line "unsubscribe linux-usb" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
