diff options
Diffstat (limited to 'arch/arm/mach-at91/at91x40.c')
| -rw-r--r-- | arch/arm/mach-at91/at91x40.c | 40 |
1 files changed, 33 insertions, 7 deletions
diff --git a/arch/arm/mach-at91/at91x40.c b/arch/arm/mach-at91/at91x40.c index 1de121fc55f..7523f1cdfe1 100644 --- a/arch/arm/mach-at91/at91x40.c +++ b/arch/arm/mach-at91/at91x40.c @@ -13,23 +13,48 @@ #include <linux/kernel.h> #include <linux/init.h> #include <linux/irq.h> +#include <linux/io.h> +#include <asm/proc-fns.h> +#include <asm/system_misc.h> #include <asm/mach/arch.h> -#include <asm/arch/at91x40.h> -#include <asm/arch/at91_st.h> +#include <mach/at91x40.h> +#include <mach/at91_st.h> +#include <mach/hardware.h> + +#include "at91_aic.h" #include "generic.h" /* - * This is used in the gpio code, stub locally. + * Export the clock functions for the AT91X40. Some external code common + * to all AT91 family parts relys on this, like the gpio and serial support. */ int clk_enable(struct clk *clk) { return 0; } +void clk_disable(struct clk *clk) +{ +} + +unsigned long clk_get_rate(struct clk *clk) +{ + return AT91X40_MASTER_CLOCK; +} + +static void at91x40_idle(void) +{ + /* + * Disable the processor clock. The processor will be automatically + * re-enabled by an interrupt or by a reset. + */ + __raw_writel(AT91_PS_CR_CPU, AT91_IO_P2V(AT91_PS_CR)); + cpu_do_idle(); +} + void __init at91x40_initialize(unsigned long main_clock) { - at91_extern_irq = (1 << AT91X40_ID_IRQ0) | (1 << AT91X40_ID_IRQ1) - | (1 << AT91X40_ID_IRQ2); + arm_pm_idle = at91x40_idle; } /* @@ -59,9 +84,10 @@ static unsigned int at91x40_default_irq_priority[NR_AIC_IRQS] __initdata = { void __init at91x40_init_interrupts(unsigned int priority[NR_AIC_IRQS]) { + u32 extern_irq = (1 << AT91X40_ID_IRQ0) | (1 << AT91X40_ID_IRQ1) + | (1 << AT91X40_ID_IRQ2); if (!priority) priority = at91x40_default_irq_priority; - at91_aic_init(priority); + at91_aic_init(priority, extern_irq); } - |