diff options
Diffstat (limited to 'arch/arm')
-rw-r--r-- | arch/arm/cpu/armv7/highbank/timer.c | 10 | ||||
-rw-r--r-- | arch/arm/include/asm/arch-armv7/systimer.h | 2 | ||||
-rw-r--r-- | arch/arm/lib/board.c | 3 |
3 files changed, 8 insertions, 7 deletions
diff --git a/arch/arm/cpu/armv7/highbank/timer.c b/arch/arm/cpu/armv7/highbank/timer.c index 792a828..b61cd69 100644 --- a/arch/arm/cpu/armv7/highbank/timer.c +++ b/arch/arm/cpu/armv7/highbank/timer.c @@ -15,7 +15,7 @@ #undef SYSTIMER_BASE #define SYSTIMER_BASE 0xFFF34000 /* Timer 0 and 1 base */ -#define SYSTIMER_RATE 150000000 +#define SYSTIMER_RATE (150000000 / 256) static ulong timestamp; static ulong lastinc; @@ -29,11 +29,11 @@ int timer_init(void) /* * Setup timer0 */ + writel(0, &systimer_base->timer0control); writel(SYSTIMER_RELOAD, &systimer_base->timer0load); writel(SYSTIMER_RELOAD, &systimer_base->timer0value); - writel(SYSTIMER_EN | SYSTIMER_32BIT, &systimer_base->timer0control); - - reset_timer_masked(); + writel(SYSTIMER_EN | SYSTIMER_32BIT | SYSTIMER_PRESC_256, + &systimer_base->timer0control); return 0; @@ -113,5 +113,5 @@ ulong get_timer_masked(void) ulong get_tbclk(void) { - return CONFIG_SYS_HZ; + return SYSTIMER_RATE; } diff --git a/arch/arm/include/asm/arch-armv7/systimer.h b/arch/arm/include/asm/arch-armv7/systimer.h index b86ab69..a0412bd 100644 --- a/arch/arm/include/asm/arch-armv7/systimer.h +++ b/arch/arm/include/asm/arch-armv7/systimer.h @@ -14,6 +14,8 @@ #define SYSTIMER_RELOAD 0xFFFFFFFF #define SYSTIMER_EN (1 << 7) #define SYSTIMER_32BIT (1 << 1) +#define SYSTIMER_PRESC_16 (1 << 2) +#define SYSTIMER_PRESC_256 (1 << 3) struct systimer { u32 timer0load; /* 0x00 */ diff --git a/arch/arm/lib/board.c b/arch/arm/lib/board.c index 9c72a53..34f50b0 100644 --- a/arch/arm/lib/board.c +++ b/arch/arm/lib/board.c @@ -435,6 +435,7 @@ void board_init_f(ulong bootflag) addr_sp += 128; /* leave 32 words for abort-stack */ gd->irq_sp = addr_sp; #endif + interrupt_init(); debug("New Stack Pointer is: %08lx\n", addr_sp); @@ -636,8 +637,6 @@ void board_init_r(gd_t *id, ulong dest_addr) misc_init_r(); #endif - /* set up exceptions */ - interrupt_init(); /* enable exceptions */ enable_interrupts(); |