From b339051c0d45599c3c874141c52d912d78991dd4 Mon Sep 17 00:00:00 2001 From: Simon Glass Date: Thu, 13 Dec 2012 20:48:32 +0000 Subject: [PATCH] arm: Move timer_rate_hz into arch_global_data Move this field into arch_global_data and tidy up. Signed-off-by: Simon Glass --- arch/arm/cpu/arm920t/a320/timer.c | 8 ++++---- arch/arm/cpu/arm920t/s3c24x0/timer.c | 4 ++-- arch/arm/cpu/arm926ejs/at91/timer.c | 8 ++++---- arch/arm/cpu/arm926ejs/davinci/timer.c | 9 +++++---- arch/arm/include/asm/global_data.h | 3 ++- 5 files changed, 17 insertions(+), 15 deletions(-) diff --git a/arch/arm/cpu/arm920t/a320/timer.c b/arch/arm/cpu/arm920t/a320/timer.c index 4bfcef2379..287364399c 100644 --- a/arch/arm/cpu/arm920t/a320/timer.c +++ b/arch/arm/cpu/arm920t/a320/timer.c @@ -31,14 +31,14 @@ DECLARE_GLOBAL_DATA_PTR; static inline unsigned long long tick_to_time(unsigned long long tick) { tick *= CONFIG_SYS_HZ; - do_div(tick, gd->timer_rate_hz); + do_div(tick, gd->arch.timer_rate_hz); return tick; } static inline unsigned long long usec_to_tick(unsigned long long usec) { - usec *= gd->timer_rate_hz; + usec *= gd->arch.timer_rate_hz; do_div(usec, 1000000); return usec; @@ -74,7 +74,7 @@ int timer_init(void) cr |= FTTMR010_TM3_ENABLE; writel(cr, &tmr->cr); - gd->timer_rate_hz = TIMER_CLOCK; + gd->arch.timer_rate_hz = TIMER_CLOCK; gd->tbu = gd->tbl = 0; return 0; @@ -126,5 +126,5 @@ ulong get_timer(ulong base) */ ulong get_tbclk(void) { - return gd->timer_rate_hz; + return gd->arch.timer_rate_hz; } diff --git a/arch/arm/cpu/arm920t/s3c24x0/timer.c b/arch/arm/cpu/arm920t/s3c24x0/timer.c index d8668bec5e..7694feac67 100644 --- a/arch/arm/cpu/arm920t/s3c24x0/timer.c +++ b/arch/arm/cpu/arm920t/s3c24x0/timer.c @@ -52,7 +52,7 @@ int timer_init(void) * @33.25MHz and 15625 @ 50 MHz */ gd->tbu = get_PCLK() / (2 * 16 * 100); - gd->timer_rate_hz = get_PCLK() / (2 * 16); + gd->arch.timer_rate_hz = get_PCLK() / (2 * 16); } /* load value for 10 ms timeout */ writel(gd->tbu, &timers->tcntb4); @@ -93,7 +93,7 @@ ulong get_timer_masked(void) { ulong tmr = get_ticks(); - return tmr / (gd->timer_rate_hz / CONFIG_SYS_HZ); + return tmr / (gd->arch.timer_rate_hz / CONFIG_SYS_HZ); } void udelay_masked(unsigned long usec) diff --git a/arch/arm/cpu/arm926ejs/at91/timer.c b/arch/arm/cpu/arm926ejs/at91/timer.c index 641ae3ef99..061ccaf6c6 100644 --- a/arch/arm/cpu/arm926ejs/at91/timer.c +++ b/arch/arm/cpu/arm926ejs/at91/timer.c @@ -52,14 +52,14 @@ DECLARE_GLOBAL_DATA_PTR; static inline unsigned long long tick_to_time(unsigned long long tick) { tick *= CONFIG_SYS_HZ; - do_div(tick, gd->timer_rate_hz); + do_div(tick, gd->arch.timer_rate_hz); return tick; } static inline unsigned long long usec_to_tick(unsigned long long usec) { - usec *= gd->timer_rate_hz; + usec *= gd->arch.timer_rate_hz; do_div(usec, 1000000); return usec; @@ -79,7 +79,7 @@ int timer_init(void) /* Enable PITC */ writel(TIMER_LOAD_VAL | AT91_PIT_MR_EN , &pit->mr); - gd->timer_rate_hz = gd->arch.mck_rate_hz / 16; + gd->arch.timer_rate_hz = gd->arch.mck_rate_hz / 16; gd->tbu = gd->tbl = 0; return 0; @@ -132,5 +132,5 @@ ulong get_timer(ulong base) */ ulong get_tbclk(void) { - return gd->timer_rate_hz; + return gd->arch.timer_rate_hz; } diff --git a/arch/arm/cpu/arm926ejs/davinci/timer.c b/arch/arm/cpu/arm926ejs/davinci/timer.c index 93c9e60b79..7e852b5d4f 100644 --- a/arch/arm/cpu/arm926ejs/davinci/timer.c +++ b/arch/arm/cpu/arm926ejs/davinci/timer.c @@ -60,7 +60,7 @@ int timer_init(void) writel(0x0, &timer->tim34); writel(TIMER_LOAD_VAL, &timer->prd34); writel(2 << 22, &timer->tcr); - gd->timer_rate_hz = CONFIG_SYS_HZ_CLOCK / TIM_CLK_DIV; + gd->arch.timer_rate_hz = CONFIG_SYS_HZ_CLOCK / TIM_CLK_DIV; gd->timer_reset_value = 0; return(0); @@ -87,14 +87,15 @@ ulong get_timer(ulong base) timer_diff = get_ticks() - gd->timer_reset_value; - return lldiv(timer_diff, (gd->timer_rate_hz / CONFIG_SYS_HZ)) - base; + return lldiv(timer_diff, + (gd->arch.timer_rate_hz / CONFIG_SYS_HZ)) - base; } void __udelay(unsigned long usec) { unsigned long long endtime; - endtime = lldiv((unsigned long long)usec * gd->timer_rate_hz, + endtime = lldiv((unsigned long long)usec * gd->arch.timer_rate_hz, 1000000UL); endtime += get_ticks(); @@ -108,7 +109,7 @@ void __udelay(unsigned long usec) */ ulong get_tbclk(void) { - return gd->timer_rate_hz; + return gd->arch.timer_rate_hz; } #ifdef CONFIG_HW_WATCHDOG diff --git a/arch/arm/include/asm/global_data.h b/arch/arm/include/asm/global_data.h index d147899dd3..eb8c69ab81 100644 --- a/arch/arm/include/asm/global_data.h +++ b/arch/arm/include/asm/global_data.h @@ -35,6 +35,8 @@ struct arch_global_data { unsigned long pllb_rate_hz; unsigned long at91_pllb_usb_init; #endif + /* "static data" needed by most of timer.c on ARM platforms */ + unsigned long timer_rate_hz; }; /* @@ -61,7 +63,6 @@ typedef struct global_data { #endif #ifdef CONFIG_ARM /* "static data" needed by most of timer.c on ARM platforms */ - unsigned long timer_rate_hz; unsigned long tbl; unsigned long tbu; unsigned long long timer_reset_value; -- 2.25.1