diff options
| author | Sergey Kostanbaev <sergey.kostanbaev@gmail.com> | 2014-06-25 23:44:29 +0400 |
|---|---|---|
| committer | Albert ARIBAUD <albert.u.boot@aribaud.net> | 2014-07-05 01:45:48 +0400 |
| commit | 7237d22baac9ebeffc946dfd30b9f61aaf0bfdbc (patch) | |
| tree | 4a508b14394dc3f710f1105804e503e8665a3f98 /drivers/usb/host/ohci-ep93xx.c | |
| parent | c0c374024dbd38b1045784cb2880ba21db552c54 (diff) | |
| download | u-boot-7237d22baac9ebeffc946dfd30b9f61aaf0bfdbc.tar.xz | |
arm: ep9315: Return back Cirrus Logic EDB9315A board support
This patch returns back support for old ep93xx processors family
Signed-off-by: Sergey Kostanbaev <sergey.kostanbaev@gmail.com>
Cc: albert.u.boot@aribaud.net
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 0000000000..8fb4ababec --- /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) */ |