diff options
| author | Francois Retief <fgretief@spaceteq.co.za> | 2015-11-21 23:15:07 +0200 |
|---|---|---|
| committer | Francois Retief <fgretief@spaceteq.co.za> | 2015-12-03 13:15:50 +0200 |
| commit | 7a4fb11b85939b47738283c3a7ae7f461468e274 (patch) | |
| tree | e3367520a0795a6e84275381a92d0f9f4bf71cfc /arch/sparc/cpu/leon3 | |
| parent | f376c42f3b28862326ea378b0b6cc6b9b699d0c0 (diff) | |
sparc: Remove non-generic board init files: board.c, time.c
Remove the board.c and time.c files and all associated non-generic board
initialization code.
Signed-off-by: Francois Retief <fgretief@spaceteq.co.za>
Diffstat (limited to 'arch/sparc/cpu/leon3')
| -rw-r--r-- | arch/sparc/cpu/leon3/cpu_init.c | 60 | ||||
| -rw-r--r-- | arch/sparc/cpu/leon3/interrupts.c | 11 |
2 files changed, 0 insertions, 71 deletions
diff --git a/arch/sparc/cpu/leon3/cpu_init.c b/arch/sparc/cpu/leon3/cpu_init.c index 9e294bfd0e..f25388cf84 100644 --- a/arch/sparc/cpu/leon3/cpu_init.c +++ b/arch/sparc/cpu/leon3/cpu_init.c @@ -11,7 +11,6 @@ #include <asm/asi.h> #include <asm/leon.h> #include <asm/io.h> -#include <asm/irq.h> #include <ambapp.h> #include <grlib/irqmp.h> #include <grlib/gptimer.h> @@ -29,9 +28,6 @@ #define CONFIG_SYS_GRLIB_GPTIMER_INDEX 0 #endif -#define TIMER_BASE_CLK 1000000 -#define US_PER_TICK (1000000 / CONFIG_SYS_HZ) - DECLARE_GLOBAL_DATA_PTR; ambapp_dev_irqmp *irqmp = NULL; @@ -142,63 +138,7 @@ int cpu_init_r(void) return 0; } -/* Busy wait a number of ms */ -void cpu_wait_ms_busy(unsigned long ms) -{ - unsigned int ms_delay; - volatile unsigned int tmp; - - /* ~10-20 cycles per decrement */ - ms_delay = leon_cpu_freq / (1000 * 10); - do { - /* Wait ~1ms */ - tmp = ms_delay; - while (tmp-- > 0) - ; - } while (--ms > 0); -} - -/* Uses Timer 0 to get accurate - * pauses. Max 2 raised to 32 ticks - * - */ -void cpu_wait_ticks(unsigned long ticks) -{ - unsigned long start; - - if (interrupt_is_enabled()) { - start = get_timer(0); - while (get_timer(start) < ticks) ; - } else { - /* Interrupts disabled, this means that we cannot - * use get_timer(), it relies on IRQ. Instead the - * CPU frequency is used. - */ - cpu_wait_ms_busy(ticks2usec(ticks) / 1000); - } -} - -int timer_interrupt_init_cpu(void) -{ - return -1; -} - -/* - * This function is intended for SHORT delays only. - */ -unsigned long cpu_usec2ticks(unsigned long usec) -{ - if (usec < US_PER_TICK) - return 1; - return usec / US_PER_TICK; -} - -unsigned long cpu_ticks2usec(unsigned long ticks) -{ - return ticks * US_PER_TICK; -} - int timer_init(void) { ambapp_dev_gptimer_element *tmr; diff --git a/arch/sparc/cpu/leon3/interrupts.c b/arch/sparc/cpu/leon3/interrupts.c index 2312b58d29..00c3288774 100644 --- a/arch/sparc/cpu/leon3/interrupts.c +++ b/arch/sparc/cpu/leon3/interrupts.c @@ -124,17 +124,6 @@ int interrupt_init_cpu(void) /****************************************************************************/ -/* Handle Timer 0 IRQ */ -void timer_interrupt_cpu(void *arg) -{ - gptimer->e[0].ctrl = (GPTIMER_CTRL_EN | GPTIMER_CTRL_RS | - GPTIMER_CTRL_LD | GPTIMER_CTRL_IE); - /* nothing to do here */ - return; -} - -/****************************************************************************/ - /* * Install and free a interrupt handler. */ |