diff options
Diffstat (limited to 'arch/arm/mach-omap2/usb-host.c')
-rw-r--r-- | arch/arm/mach-omap2/usb-host.c | 100 |
1 files changed, 34 insertions, 66 deletions
diff --git a/arch/arm/mach-omap2/usb-host.c b/arch/arm/mach-omap2/usb-host.c index 89ae29847c59..f51348dafafd 100644 --- a/arch/arm/mach-omap2/usb-host.c +++ b/arch/arm/mach-omap2/usb-host.c @@ -28,51 +28,28 @@ #include <mach/hardware.h> #include <mach/irqs.h> #include <plat/usb.h> +#include <plat/omap_device.h> #include "mux.h" #ifdef CONFIG_MFD_OMAP_USB_HOST -#define OMAP_USBHS_DEVICE "usbhs-omap" - -static struct resource usbhs_resources[] = { - { - .name = "uhh", - .flags = IORESOURCE_MEM, - }, - { - .name = "tll", - .flags = IORESOURCE_MEM, - }, - { - .name = "ehci", - .flags = IORESOURCE_MEM, - }, - { - .name = "ehci-irq", - .flags = IORESOURCE_IRQ, - }, - { - .name = "ohci", - .flags = IORESOURCE_MEM, - }, - { - .name = "ohci-irq", - .flags = IORESOURCE_IRQ, - } -}; - -static struct platform_device usbhs_device = { - .name = OMAP_USBHS_DEVICE, - .id = 0, - .num_resources = ARRAY_SIZE(usbhs_resources), - .resource = usbhs_resources, -}; +#define OMAP_USBHS_DEVICE "usbhs_omap" +#define USBHS_UHH_HWMODNAME "usb_host_hs" +#define USBHS_TLL_HWMODNAME "usb_tll_hs" static struct usbhs_omap_platform_data usbhs_data; static struct ehci_hcd_omap_platform_data ehci_data; static struct ohci_hcd_omap_platform_data ohci_data; +static struct omap_device_pm_latency omap_uhhtll_latency[] = { + { + .deactivate_func = omap_device_idle_hwmods, + .activate_func = omap_device_enable_hwmods, + .flags = OMAP_DEVICE_LATENCY_AUTO_ADJUST, + }, +}; + /* MUX settings for EHCI pins */ /* * setup_ehci_io_mux - initialize IO pad mux for USBHOST @@ -508,7 +485,10 @@ static void setup_4430ohci_io_mux(const enum usbhs_omap_port_mode *port_mode) void __init usbhs_init(const struct usbhs_omap_board_data *pdata) { - int i; + struct omap_hwmod *oh[2]; + struct platform_device *pdev; + int bus_id = -1; + int i; for (i = 0; i < OMAP3_HS_USB_PORTS; i++) { usbhs_data.port_mode[i] = pdata->port_mode[i]; @@ -523,44 +503,34 @@ void __init usbhs_init(const struct usbhs_omap_board_data *pdata) usbhs_data.ohci_data = &ohci_data; if (cpu_is_omap34xx()) { - usbhs_resources[0].start = OMAP34XX_UHH_CONFIG_BASE; - usbhs_resources[0].end = OMAP34XX_UHH_CONFIG_BASE + SZ_1K - 1; - usbhs_resources[1].start = OMAP34XX_USBTLL_BASE; - usbhs_resources[1].end = OMAP34XX_USBTLL_BASE + SZ_4K - 1; - usbhs_resources[2].start = OMAP34XX_EHCI_BASE; - usbhs_resources[2].end = OMAP34XX_EHCI_BASE + SZ_1K - 1; - usbhs_resources[3].start = INT_34XX_EHCI_IRQ; - usbhs_resources[4].start = OMAP34XX_OHCI_BASE; - usbhs_resources[4].end = OMAP34XX_OHCI_BASE + SZ_1K - 1; - usbhs_resources[5].start = INT_34XX_OHCI_IRQ; setup_ehci_io_mux(pdata->port_mode); setup_ohci_io_mux(pdata->port_mode); } else if (cpu_is_omap44xx()) { - usbhs_resources[0].start = OMAP44XX_UHH_CONFIG_BASE; - usbhs_resources[0].end = OMAP44XX_UHH_CONFIG_BASE + SZ_1K - 1; - usbhs_resources[1].start = OMAP44XX_USBTLL_BASE; - usbhs_resources[1].end = OMAP44XX_USBTLL_BASE + SZ_4K - 1; - usbhs_resources[2].start = OMAP44XX_HSUSB_EHCI_BASE; - usbhs_resources[2].end = OMAP44XX_HSUSB_EHCI_BASE + SZ_1K - 1; - usbhs_resources[3].start = OMAP44XX_IRQ_EHCI; - usbhs_resources[4].start = OMAP44XX_HSUSB_OHCI_BASE; - usbhs_resources[4].end = OMAP44XX_HSUSB_OHCI_BASE + SZ_1K - 1; - usbhs_resources[5].start = OMAP44XX_IRQ_OHCI; setup_4430ehci_io_mux(pdata->port_mode); setup_4430ohci_io_mux(pdata->port_mode); } - if (platform_device_add_data(&usbhs_device, - &usbhs_data, sizeof(usbhs_data)) < 0) { - printk(KERN_ERR "USBHS platform_device_add_data failed\n"); - goto init_end; + oh[0] = omap_hwmod_lookup(USBHS_UHH_HWMODNAME); + if (!oh[0]) { + pr_err("Could not look up %s\n", USBHS_UHH_HWMODNAME); + return; } - if (platform_device_register(&usbhs_device) < 0) - printk(KERN_ERR "USBHS platform_device_register failed\n"); + oh[1] = omap_hwmod_lookup(USBHS_TLL_HWMODNAME); + if (!oh[1]) { + pr_err("Could not look up %s\n", USBHS_TLL_HWMODNAME); + return; + } -init_end: - return; + pdev = omap_device_build_ss(OMAP_USBHS_DEVICE, bus_id, oh, 2, + (void *)&usbhs_data, sizeof(usbhs_data), + omap_uhhtll_latency, + ARRAY_SIZE(omap_uhhtll_latency), false); + if (IS_ERR(pdev)) { + pr_err("Could not build hwmod devices %s,%s\n", + USBHS_UHH_HWMODNAME, USBHS_TLL_HWMODNAME); + return; + } } #else @@ -570,5 +540,3 @@ void __init usbhs_init(const struct usbhs_omap_board_data *pdata) } #endif - - |