diff options
Diffstat (limited to 'arch/arm/mach-davinci/da850.c')
| -rw-r--r-- | arch/arm/mach-davinci/da850.c | 50 |
1 files changed, 17 insertions, 33 deletions
diff --git a/arch/arm/mach-davinci/da850.c b/arch/arm/mach-davinci/da850.c index 77bc64d6e39b..73b7cc53f966 100644 --- a/arch/arm/mach-davinci/da850.c +++ b/arch/arm/mach-davinci/da850.c @@ -35,7 +35,8 @@ #include <mach/cputype.h> #include <mach/da8xx.h> #include <mach/pm.h> -#include <mach/time.h> + +#include <clocksource/timer-davinci.h> #include "irqs.h" #include "mux.h" @@ -333,38 +334,16 @@ static struct davinci_id da850_ids[] = { }, }; -static struct davinci_timer_instance da850_timer_instance[4] = { - { - .base = DA8XX_TIMER64P0_BASE, - .bottom_irq = DAVINCI_INTC_IRQ(IRQ_DA8XX_TINT12_0), - .top_irq = DAVINCI_INTC_IRQ(IRQ_DA8XX_TINT34_0), - }, - { - .base = DA8XX_TIMER64P1_BASE, - .bottom_irq = DAVINCI_INTC_IRQ(IRQ_DA8XX_TINT12_1), - .top_irq = DAVINCI_INTC_IRQ(IRQ_DA8XX_TINT34_1), - }, - { - .base = DA850_TIMER64P2_BASE, - .bottom_irq = DAVINCI_INTC_IRQ(IRQ_DA850_TINT12_2), - .top_irq = DAVINCI_INTC_IRQ(IRQ_DA850_TINT34_2), - }, - { - .base = DA850_TIMER64P3_BASE, - .bottom_irq = DAVINCI_INTC_IRQ(IRQ_DA850_TINT12_3), - .top_irq = DAVINCI_INTC_IRQ(IRQ_DA850_TINT34_3), - }, -}; - /* - * T0_BOT: Timer 0, bottom : Used for clock_event - * T0_TOP: Timer 0, top : Used for clocksource - * T1_BOT, T1_TOP: Timer 1, bottom & top: Used for watchdog timer + * Bottom half of timer 0 is used for clock_event, top half for + * clocksource. */ -static struct davinci_timer_info da850_timer_info = { - .timers = da850_timer_instance, - .clockevent_id = T0_BOT, - .clocksource_id = T0_TOP, +static const struct davinci_timer_cfg da850_timer_cfg = { + .reg = DEFINE_RES_IO(DA8XX_TIMER64P0_BASE, SZ_4K), + .irq = { + DEFINE_RES_IRQ(DAVINCI_INTC_IRQ(IRQ_DA8XX_TINT12_0)), + DEFINE_RES_IRQ(DAVINCI_INTC_IRQ(IRQ_DA8XX_TINT34_0)), + }, }; #ifdef CONFIG_CPU_FREQ @@ -635,7 +614,6 @@ static const struct davinci_soc_info davinci_soc_info_da850 = { .pinmux_base = DA8XX_SYSCFG0_BASE + 0x120, .pinmux_pins = da850_pins, .pinmux_pins_num = ARRAY_SIZE(da850_pins), - .timer_info = &da850_timer_info, .emac_pdata = &da8xx_emac_pdata, .sram_dma = DA8XX_SHARED_RAM_BASE, .sram_len = SZ_128K, @@ -672,6 +650,7 @@ void __init da850_init_time(void) void __iomem *pll0; struct regmap *cfgchip; struct clk *clk; + int rv; clk_register_fixed_rate(NULL, "ref_clk", NULL, 0, DA850_REF_FREQ); @@ -681,8 +660,13 @@ void __init da850_init_time(void) da850_pll0_init(NULL, pll0, cfgchip); clk = clk_get(NULL, "timer0"); + if (WARN_ON(IS_ERR(clk))) { + pr_err("Unable to get the timer clock\n"); + return; + } - davinci_timer_init(clk); + rv = davinci_timer_register(clk, &da850_timer_cfg); + WARN(rv, "Unable to register the timer: %d\n", rv); } static struct resource da850_pll1_resources[] = { |