diff options
Diffstat (limited to 'arch')
-rw-r--r-- | arch/arm/cpu/arm720t/cpu.c | 32 | ||||
-rw-r--r-- | arch/arm/cpu/arm720t/interrupts.c | 39 | ||||
-rw-r--r-- | arch/arm/cpu/arm720t/start.S | 15 |
3 files changed, 7 insertions, 79 deletions
diff --git a/arch/arm/cpu/arm720t/cpu.c b/arch/arm/cpu/arm720t/cpu.c index 2e2f543..820614e 100644 --- a/arch/arm/cpu/arm720t/cpu.c +++ b/arch/arm/cpu/arm720t/cpu.c @@ -27,34 +27,12 @@ */ /* - * CPU specific code + * cleanup_before_linux() - Prepare the CPU to jump to Linux + * + * This function is called just before we call Linux, it + * prepares the processor for linux */ - -#include <common.h> -#include <command.h> -#include <asm/hardware.h> -#include <asm/system.h> - -#if !defined(CONFIG_INTEGRATOR) || !defined(CONFIG_ARCH_INTEGRATOR) -#error No cleanup_before_linux() defined for this CPU type -#endif - -int cleanup_before_linux (void) +int cleanup_before_linux(void) { - /* - * this function is called just before we call linux - * it prepares the processor for linux - * - * we turn off caches etc ... - * and we set the CPU-speed to 73 MHz - see start.S for details - */ - -#if defined(CONFIG_INTEGRATOR) && defined(CONFIG_ARCH_INTEGRATOR) - /* No cleanup before linux for IntegratorAP/CM720T as yet */ -#elif defined(CONFIG_TEGRA) - /* No cleanup before linux for tegra as yet */ -#else -#error No cleanup_before_linux() defined for this CPU type -#endif return 0; } diff --git a/arch/arm/cpu/arm720t/interrupts.c b/arch/arm/cpu/arm720t/interrupts.c index 352d55d..8e763b7 100644 --- a/arch/arm/cpu/arm720t/interrupts.c +++ b/arch/arm/cpu/arm720t/interrupts.c @@ -26,57 +26,22 @@ * MA 02111-1307 USA */ -#include <common.h> -#include <asm/proc-armv/ptrace.h> -#include <asm/hardware.h> - -/* we always count down the max. */ -#define TIMER_LOAD_VAL 0xffff -/* macro to read the 16 bit timer */ -#define READ_TIMER (IO_TC1D & 0xffff) - #ifdef CONFIG_USE_IRQ void do_irq (struct pt_regs *pt_regs) { -#if defined(CONFIG_INTEGRATOR) && defined(CONFIG_ARCH_INTEGRATOR) - /* No do_irq() for IntegratorAP/CM720T as yet */ -#else -#error do_irq() not defined for this CPU type -#endif } #endif -#if defined(CONFIG_INTEGRATOR) && defined(CONFIG_ARCH_INTEGRATOR) - /* Use IntegratorAP routines in board/integratorap.c */ -#else - +#if defined(CONFIG_TEGRA) static ulong timestamp; static ulong lastdec; int timer_init (void) { -#if defined(CONFIG_TEGRA) /* No timer routines for tegra as yet */ lastdec = 0; -#else -#error No timer_init() defined for this CPU type -#endif timestamp = 0; - return (0); + return 0; } - -#endif /* ! IntegratorAP */ - -/* - * timer without interrupts - */ - - -#if defined(CONFIG_INTEGRATOR) && defined(CONFIG_ARCH_INTEGRATOR) - /* No timer routines for IntegratorAP/CM720T as yet */ -#elif defined(CONFIG_TEGRA) - /* No timer routines for tegra as yet */ -#else -#error Timer routines not defined for this CPU type #endif diff --git a/arch/arm/cpu/arm720t/start.S b/arch/arm/cpu/arm720t/start.S index 45c8f0a..5d5e03e 100644 --- a/arch/arm/cpu/arm720t/start.S +++ b/arch/arm/cpu/arm720t/start.S @@ -284,13 +284,6 @@ _dynsym_start_ofs: */ cpu_init_crit: -#if defined(CONFIG_INTEGRATOR) && defined(CONFIG_ARCH_INTEGRATOR) - /* No specific initialisation for IntegratorAP/CM720T as yet */ -#elif defined(CONFIG_TEGRA) - /* No cpu_init_crit for tegra as yet */ -#else -#error No cpu_init_crit() defined for current CPU type -#endif #ifdef CONFIG_ARM7_REVD /* set clock speed */ @@ -481,11 +474,3 @@ fiq: #endif #endif /* CONFIG_SPL_BUILD */ - -#if defined(CONFIG_INTEGRATOR) && defined(CONFIG_ARCH_INTEGRATOR) - /* No specific reset actions for IntegratorAP/CM720T as yet */ -#elif defined(CONFIG_TEGRA) - /* No specific reset actions for tegra as yet */ -#else -#error No reset_cpu() defined for current CPU type -#endif |