diff options
Diffstat (limited to 'arch/mips/pnx8550/common/platform.c')
| -rw-r--r-- | arch/mips/pnx8550/common/platform.c | 31 |
1 files changed, 30 insertions, 1 deletions
diff --git a/arch/mips/pnx8550/common/platform.c b/arch/mips/pnx8550/common/platform.c index 5264cc09a27b..0a8faeaa7b70 100644 --- a/arch/mips/pnx8550/common/platform.c +++ b/arch/mips/pnx8550/common/platform.c @@ -20,6 +20,7 @@ #include <linux/serial.h> #include <linux/serial_pnx8xxx.h> #include <linux/platform_device.h> +#include <linux/usb/ohci_pdriver.h> #include <int.h> #include <usb.h> @@ -96,12 +97,40 @@ static u64 ohci_dmamask = DMA_BIT_MASK(32); static u64 uart_dmamask = DMA_BIT_MASK(32); +static int pnx8550_usb_ohci_power_on(struct platform_device *pdev) +{ + /* + * Set register CLK48CTL to enable and 48MHz + */ + outl(0x00000003, PCI_BASE | 0x0004770c); + + /* + * Set register CLK12CTL to enable and 48MHz + */ + outl(0x00000003, PCI_BASE | 0x00047710); + + udelay(100); + + return 0; +} + +static void pnx8550_usb_ohci_power_off(struct platform_device *pdev) +{ + udelay(10); +} + +static struct usb_ohci_pdata pnx8550_usb_ohci_pdata = { + .power_on = pnx8550_usb_ohci_power_on, + .power_off = pnx8550_usb_ohci_power_off, +}; + static struct platform_device pnx8550_usb_ohci_device = { - .name = "pnx8550-ohci", + .name = "ohci-platform", .id = -1, .dev = { .dma_mask = &ohci_dmamask, .coherent_dma_mask = DMA_BIT_MASK(32), + .platform_data = &pnx8550_usb_ohci_pdata, }, .num_resources = ARRAY_SIZE(pnx8550_usb_ohci_resources), .resource = pnx8550_usb_ohci_resources, |