diff options
Diffstat (limited to 'drivers/usb')
| -rw-r--r-- | drivers/usb/host/Makefile | 1 | ||||
| -rw-r--r-- | drivers/usb/host/ohci-ep93xx.c | 38 |
2 files changed, 39 insertions, 0 deletions
diff --git a/drivers/usb/host/Makefile b/drivers/usb/host/Makefile index 7211c6a..04c1a64 100644 --- a/drivers/usb/host/Makefile +++ b/drivers/usb/host/Makefile @@ -13,6 +13,7 @@ obj-$(CONFIG_USB_ISP116X_HCD) += isp116x-hcd.o obj-$(CONFIG_USB_R8A66597_HCD) += r8a66597-hcd.o obj-$(CONFIG_USB_SL811HS) += sl811-hcd.o obj-$(CONFIG_USB_OHCI_S3C24XX) += ohci-s3c24xx.o +obj-$(CONFIG_USB_OHCI_EP93XX) += ohci-ep93xx.o # echi obj-$(CONFIG_USB_EHCI) += ehci-hcd.o diff --git a/drivers/usb/host/ohci-ep93xx.c b/drivers/usb/host/ohci-ep93xx.c new file mode 100644 index 0000000..8fb4aba --- /dev/null +++ b/drivers/usb/host/ohci-ep93xx.c @@ -0,0 +1,38 @@ +/* + * (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) */ |