target/linux/ar71xx/patches-3.8/167-MIPS-ath79-add-USB-controller-registration-code-for-.patch

   1 From e4ba5e2bffd1f373f57dd692233aa6b7b46ae76c Mon Sep 17 00:00:00 2001
   2 From: Gabor Juhos <juhosg@openwrt.org>
   3 Date: Sun, 24 Jun 2012 13:47:35 +0200
   4 Subject: [PATCH 23/34] MIPS: ath79: add USB controller registration code for the QCA955X SoCs
   5
   6 Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
   7 ---
   8  arch/mips/ath79/dev-usb.c                      |   46 ++++++++++++++++++++++++
   9  arch/mips/include/asm/mach-ath79/ar71xx_regs.h |    4 ++
  10  2 files changed, 50 insertions(+), 0 deletions(-)
  11
  12 --- a/arch/mips/ath79/dev-usb.c
  13 +++ b/arch/mips/ath79/dev-usb.c
  14 @@ -73,6 +73,8 @@ static void __init ath79_usb_init_resour
  15                                            unsigned long size,
  16                                            int irq)
  17  {
  18 +       memset(res, 0, sizeof(res));
  19 +
  20         res[0].flags = IORESOURCE_MEM;
  21         res[0].start = base;
  22         res[0].end = base + size - 1;
  23 @@ -217,6 +219,48 @@ static void __init ar934x_usb_setup(void
  24         platform_device_register(&ath79_ehci_device);
  25  }
  26
  27 +static void __init qca955x_usb_setup(void)
  28 +{
  29 +       struct platform_device *pdev;
  30 +
  31 +       ath79_usb_init_resource(ath79_ehci_resources,
  32 +                               QCA955X_EHCI0_BASE, QCA955X_EHCI_SIZE,
  33 +                               ATH79_IP3_IRQ(0));
  34 +
  35 +       pdev = platform_device_register_resndata(NULL, "ehci-platform", 0,
  36 +                                                ath79_ehci_resources,
  37 +                                                ARRAY_SIZE(ath79_ehci_resources),
  38 +                                                &ath79_ehci_pdata_v2,
  39 +                                                sizeof(ath79_ehci_pdata_v2));
  40 +       if (IS_ERR(pdev)) {
  41 +               pr_err("Unable to register USB %d device, err=%d\n", 0,
  42 +                       (int) PTR_ERR(pdev));
  43 +               return;
  44 +       }
  45 +
  46 +       pdev->dev.dma_mask = &ath79_ehci_dmamask;
  47 +       pdev->dev.coherent_dma_mask = DMA_BIT_MASK(32);
  48 +
  49 +       ath79_usb_init_resource(ath79_ehci_resources,
  50 +                               QCA955X_EHCI1_BASE, QCA955X_EHCI_SIZE,
  51 +                               ATH79_IP3_IRQ(1));
  52 +
  53 +       pdev = platform_device_register_resndata(NULL, "ehci-platform", 1,
  54 +                                                ath79_ehci_resources,
  55 +                                                ARRAY_SIZE(ath79_ehci_resources),
  56 +                                                &ath79_ehci_pdata_v2,
  57 +                                                sizeof(ath79_ehci_pdata_v2));
  58 +
  59 +       if (IS_ERR(pdev)) {
  60 +               pr_err("Unable to register USB %d device, err=%d\n", 1,
  61 +                       (int) PTR_ERR(pdev));
  62 +               return;
  63 +       }
  64 +
  65 +       pdev->dev.dma_mask = &ath79_ehci_dmamask;
  66 +       pdev->dev.coherent_dma_mask = DMA_BIT_MASK(32);
  67 +}
  68 +
  69  void __init ath79_register_usb(void)
  70  {
  71         if (soc_is_ar71xx())
  72 @@ -231,6 +275,8 @@ void __init ath79_register_usb(void)
  73                 ar933x_usb_setup();
  74         else if (soc_is_ar934x())
  75                 ar934x_usb_setup();
  76 +       else if (soc_is_qca955x())
  77 +               qca955x_usb_setup();
  78         else
  79                 BUG();
  80  }
  81 --- a/arch/mips/include/asm/mach-ath79/ar71xx_regs.h
  82 +++ b/arch/mips/include/asm/mach-ath79/ar71xx_regs.h
  83 @@ -94,6 +94,10 @@
  84  #define AR934X_SRIF_BASE       (AR71XX_APB_BASE + 0x00116000)
  85  #define AR934X_SRIF_SIZE       0x1000
  86
  87 +#define QCA955X_EHCI0_BASE     0x1b000000
  88 +#define QCA955X_EHCI1_BASE     0x1b400000
  89 +#define QCA955X_EHCI_SIZE      0x200
  90 +
  91  /*
  92   * DDR_CTRL block
  93   */