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| author | Stefano Babic <sbabic@denx.de> | 2014-07-16 08:51:30 +0200 |
|---|---|---|
| committer | Stefano Babic <sbabic@denx.de> | 2014-07-16 08:51:30 +0200 |
| commit | dab5e3469d294a4e1ffed8407d296a78e02cc01f (patch) | |
| tree | c6378034591210b3142ca3add806d52c6ea22b3b /drivers/usb/host/ohci-ep93xx.c | |
| parent | 14a1613140519a8d0a88e6054c302a8cb3e067a5 (diff) | |
| parent | 524123a70761110c5cf3ccc5f52f6d4da071b959 (diff) | |
| download | u-boot-imx-dab5e3469d294a4e1ffed8407d296a78e02cc01f.zip u-boot-imx-dab5e3469d294a4e1ffed8407d296a78e02cc01f.tar.gz u-boot-imx-dab5e3469d294a4e1ffed8407d296a78e02cc01f.tar.bz2 | |
Merge branch 'master' of git://git.denx.de/u-boot
Signed-off-by: Stefano Babic <sbabic@denx.de>
Conflicts:
boards.cfg
Diffstat (limited to 'drivers/usb/host/ohci-ep93xx.c')
| -rw-r--r-- | drivers/usb/host/ohci-ep93xx.c | 38 |
1 files changed, 38 insertions, 0 deletions
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) */ |