/* * (C) Copyright 2013 * Sergey Kostanbaev < sergey.kostanbaev <at> fairwaves.ru > * * SPDX-License-Identifier: GPL-2.0+ */ #include <config.h> #include <common.h> #if defined(CONFIG_USB_OHCI_NEW) && defined(CONFIG_SYS_USB_OHCI_CPU_INIT) #include <asm/io.h> #include <asm/arch/ep93xx.h> int usb_cpu_init(void) { struct syscon_regs *syscon = (struct syscon_regs *)SYSCON_BASE; unsigned long pwr = readl(&syscon->pwrcnt); writel(pwr | SYSCON_PWRCNT_USH_EN, &syscon->pwrcnt); return 0; } int usb_cpu_stop(void) { struct syscon_regs *syscon = (struct syscon_regs *)SYSCON_BASE; unsigned long pwr = readl(&syscon->pwrcnt); writel(pwr & ~SYSCON_PWRCNT_USH_EN, &syscon->pwrcnt); return 0; } int usb_cpu_init_fail(void) { return usb_cpu_stop(); } #endif /* defined(CONFIG_USB_OHCI) && defined(CONFIG_SYS_USB_OHCI_CPU_INIT) */