diff options
Diffstat (limited to 'target/linux/ifxmips/files-2.6.32/arch/mips/ifxmips/common/setup.c')
-rw-r--r-- | target/linux/ifxmips/files-2.6.32/arch/mips/ifxmips/common/setup.c | 104 |
1 files changed, 0 insertions, 104 deletions
diff --git a/target/linux/ifxmips/files-2.6.32/arch/mips/ifxmips/common/setup.c b/target/linux/ifxmips/files-2.6.32/arch/mips/ifxmips/common/setup.c deleted file mode 100644 index 41e6415e8..000000000 --- a/target/linux/ifxmips/files-2.6.32/arch/mips/ifxmips/common/setup.c +++ /dev/null @@ -1,104 +0,0 @@ -#include <linux/init.h> -#include <linux/cpu.h> - -#include <asm/time.h> -#include <asm/traps.h> -#include <asm/irq.h> -#include <asm/bootinfo.h> - -#include <ifxmips.h> -#include <ifxmips_irq.h> -#include <ifxmips_pmu.h> -#include <ifxmips_cgu.h> -#include <ifxmips_prom.h> - -#include <machine.h> - -DEFINE_SPINLOCK(ebu_lock); -EXPORT_SYMBOL_GPL(ebu_lock); - -static unsigned int r4k_offset; -static unsigned int r4k_cur; - -static unsigned int ifxmips_ram_clocks[] = {CLOCK_167M, CLOCK_133M, CLOCK_111M, CLOCK_83M }; -#define DDR_HZ ifxmips_ram_clocks[ifxmips_r32(IFXMIPS_CGU_SYS) & 0x3] - -extern void __init ifxmips_soc_setup(void); - -static inline u32 -ifxmips_get_counter_resolution(void) -{ - u32 res; - __asm__ __volatile__( - ".set push\n" - ".set mips32r2\n" - ".set noreorder\n" - "rdhwr %0, $3\n" - "ehb\n" - ".set pop\n" - : "=&r" (res) - : /* no input */ - : "memory"); - instruction_hazard(); - return res; -} - -void __init -plat_time_init(void) -{ - mips_hpt_frequency = ifxmips_get_cpu_hz() / ifxmips_get_counter_resolution(); - r4k_cur = (read_c0_count() + r4k_offset); - write_c0_compare(r4k_cur); - - ifxmips_pmu_enable(IFXMIPS_PMU_PWDCR_GPT | IFXMIPS_PMU_PWDCR_FPI); - ifxmips_w32(0x100, IFXMIPS_GPTU_GPT_CLC); /* set clock divider to 1 */ -} - -void __init -plat_mem_setup(void) -{ - u32 status; - - /* make sure to have no "reverse endian" for user mode! */ - status = read_c0_status(); - status &= (~(1<<25)); - write_c0_status(status); - - /* call the chip specific init code */ - ifxmips_soc_setup(); -} - - -unsigned int -ifxmips_get_cpu_hz(void) -{ - switch (ifxmips_r32(IFXMIPS_CGU_SYS) & 0xc) - { - case 0: - return CLOCK_333M; - case 4: - return DDR_HZ; - } - return DDR_HZ >> 1; -} -EXPORT_SYMBOL(ifxmips_get_cpu_hz); - -static int __init -ifxmips_machine_setup(void) -{ - mips_machine_setup(); - return 0; -} - -arch_initcall(ifxmips_machine_setup); - -static void __init -ifxmips_generic_init(void) -{ -} - -MIPS_MACHINE(IFXMIPS_MACH_GENERIC, "Generic", "Generic Infineon board", - ifxmips_generic_init); - -__setup("board=", mips_machtype_setup); - |