diff options
Diffstat (limited to 'cpu')
| -rw-r--r-- | cpu/arm920t/start.S | 7 | ||||
| -rw-r--r-- | cpu/arm926ejs/at91/usb.c | 18 |
2 files changed, 20 insertions, 5 deletions
diff --git a/cpu/arm920t/start.S b/cpu/arm920t/start.S index 17977c2..5143cfc 100644 --- a/cpu/arm920t/start.S +++ b/cpu/arm920t/start.S @@ -24,7 +24,6 @@ * MA 02111-1307 USA */ - #include <config.h> #include <version.h> #include <status_led.h> @@ -178,8 +177,6 @@ copyex: bl cpu_init_crit #endif -#ifndef CONFIG_AT91RM9200 - #ifndef CONFIG_SKIP_RELOCATE_UBOOT relocate: /* relocate U-Boot to RAM */ adr r0, _start /* r0 <- current position of code */ @@ -198,7 +195,7 @@ copy_loop: cmp r0, r2 /* until source end addreee [r2] */ ble copy_loop #endif /* CONFIG_SKIP_RELOCATE_UBOOT */ -#endif + /* Set up the stack */ stack_setup: ldr r0, _TEXT_BASE /* upper 128 KiB: relocated uboot */ @@ -261,7 +258,7 @@ cpu_init_crit: * find a lowlevel_init.S in your board directory. */ mov ip, lr -#if defined(CONFIG_AT91RM9200DK) || defined(CONFIG_AT91RM9200EK) || defined(CONFIG_AT91RM9200DF) +#if defined(CONFIG_AT91RM9200EK) || defined(CONFIG_AT91RM9200DF) #else bl lowlevel_init diff --git a/cpu/arm926ejs/at91/usb.c b/cpu/arm926ejs/at91/usb.c index 7cb082d..2f5c337 100644 --- a/cpu/arm926ejs/at91/usb.c +++ b/cpu/arm926ejs/at91/usb.c @@ -31,6 +31,15 @@ int usb_cpu_init(void) { + +#if defined(CONFIG_AT91CAP9) || defined(CONFIG_AT91SAM9260) || \ + defined(CONFIG_AT91SAM9263) + /* Enable PLLB */ + at91_sys_write(AT91_CKGR_PLLBR, CFG_AT91_PLLB); + while ((at91_sys_read(AT91_PMC_SR) & AT91_PMC_LOCKB) != AT91_PMC_LOCKB) + ; +#endif + /* Enable USB host clock. */ at91_sys_write(AT91_PMC_PCER, 1 << AT91_ID_UHP); #ifdef CONFIG_AT91SAM9261 @@ -51,6 +60,15 @@ int usb_cpu_stop(void) #else at91_sys_write(AT91_PMC_SCDR, AT91_PMC_UHP); #endif + +#if defined(CONFIG_AT91CAP9) || defined(CONFIG_AT91SAM9260) || \ + defined(CONFIG_AT91SAM9263) + /* Disable PLLB */ + at91_sys_write(AT91_CKGR_PLLBR, 0); + while ((at91_sys_read(AT91_PMC_SR) & AT91_PMC_LOCKB) != 0) + ; +#endif + return 0; } |