diff options
| author | fishsoupisgood <github@madingley.org> | 2019-04-29 01:17:54 +0100 |
|---|---|---|
| committer | fishsoupisgood <github@madingley.org> | 2019-05-27 03:43:43 +0100 |
| commit | 3f2546b2ef55b661fd8dd69682b38992225e86f6 (patch) | |
| tree | 65ca85f13617aee1dce474596800950f266a456c /roms/u-boot/arch/powerpc/cpu/mpc5xxx/usb.c | |
| download | qemu-master.tar.gz qemu-master.tar.bz2 qemu-master.zip | |
Diffstat (limited to 'roms/u-boot/arch/powerpc/cpu/mpc5xxx/usb.c')
| -rw-r--r-- | roms/u-boot/arch/powerpc/cpu/mpc5xxx/usb.c | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/roms/u-boot/arch/powerpc/cpu/mpc5xxx/usb.c b/roms/u-boot/arch/powerpc/cpu/mpc5xxx/usb.c new file mode 100644 index 00000000..bdf1484e --- /dev/null +++ b/roms/u-boot/arch/powerpc/cpu/mpc5xxx/usb.c @@ -0,0 +1,42 @@ +/* + * (C) Copyright 2007 + * Markus Klotzbuecher, DENX Software Engineering <mk@denx.de> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> + +#if defined(CONFIG_USB_OHCI_NEW) && defined(CONFIG_SYS_USB_OHCI_CPU_INIT) + +#include <mpc5xxx.h> + +int usb_cpu_init(void) +{ + /* Set the USB Clock */ + *(vu_long *)MPC5XXX_CDM_48_FDC = CONFIG_USB_CLOCK; + +#ifdef CONFIG_PSC3_USB /* USB is using the alternate configuration */ + /* remove all PSC3 USB bits first before ORing in ours */ + *(vu_long *)MPC5XXX_GPS_PORT_CONFIG &= ~0x00804f00; +#else + /* remove all USB bits first before ORing in ours */ + *(vu_long *)MPC5XXX_GPS_PORT_CONFIG &= ~0x00807000; +#endif + /* Activate USB port */ + *(vu_long *)MPC5XXX_GPS_PORT_CONFIG |= CONFIG_USB_CONFIG; + + return 0; +} + +int usb_cpu_stop(void) +{ + return 0; +} + +int usb_cpu_init_fail(void) +{ + return 0; +} + +#endif /* defined(CONFIG_USB_OHCI) && defined(CONFIG_SYS_USB_OHCI_CPU_INIT) */ |