| 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 | @@ -75,6 +75,8 @@ 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 | @@ -219,6 +221,48 @@ 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 | @@ -233,6 +277,8 @@ 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 | */ |
| 94 | |
