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Diffstat (limited to 'arch/mips/netlogic/common/time.c')
| -rw-r--r-- | arch/mips/netlogic/common/time.c | 110 |
1 files changed, 0 insertions, 110 deletions
diff --git a/arch/mips/netlogic/common/time.c b/arch/mips/netlogic/common/time.c deleted file mode 100644 index cbbf0d48216b..000000000000 --- a/arch/mips/netlogic/common/time.c +++ /dev/null @@ -1,110 +0,0 @@ -/* - * Copyright 2003-2011 NetLogic Microsystems, Inc. (NetLogic). All rights - * reserved. - * - * This software is available to you under a choice of one of two - * licenses. You may choose to be licensed under the terms of the GNU - * General Public License (GPL) Version 2, available from the file - * COPYING in the main directory of this source tree, or the NetLogic - * license below: - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * - * THIS SOFTWARE IS PROVIDED BY NETLOGIC ``AS IS'' AND ANY EXPRESS OR - * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED - * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL NETLOGIC OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR - * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF - * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR - * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, - * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE - * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN - * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -#include <linux/init.h> - -#include <asm/time.h> -#include <asm/cpu-features.h> - -#include <asm/netlogic/interrupt.h> -#include <asm/netlogic/common.h> -#include <asm/netlogic/haldefs.h> - -#if defined(CONFIG_CPU_XLP) -#include <asm/netlogic/xlp-hal/iomap.h> -#include <asm/netlogic/xlp-hal/xlp.h> -#include <asm/netlogic/xlp-hal/sys.h> -#include <asm/netlogic/xlp-hal/pic.h> -#elif defined(CONFIG_CPU_XLR) -#include <asm/netlogic/xlr/iomap.h> -#include <asm/netlogic/xlr/pic.h> -#include <asm/netlogic/xlr/xlr.h> -#else -#error "Unknown CPU" -#endif - -unsigned int get_c0_compare_int(void) -{ - return IRQ_TIMER; -} - -static u64 nlm_get_pic_timer(struct clocksource *cs) -{ - uint64_t picbase = nlm_get_node(0)->picbase; - - return ~nlm_pic_read_timer(picbase, PIC_CLOCK_TIMER); -} - -static u64 nlm_get_pic_timer32(struct clocksource *cs) -{ - uint64_t picbase = nlm_get_node(0)->picbase; - - return ~nlm_pic_read_timer32(picbase, PIC_CLOCK_TIMER); -} - -static struct clocksource csrc_pic = { - .name = "PIC", - .flags = CLOCK_SOURCE_IS_CONTINUOUS, -}; - -static void nlm_init_pic_timer(void) -{ - uint64_t picbase = nlm_get_node(0)->picbase; - u32 picfreq; - - nlm_pic_set_timer(picbase, PIC_CLOCK_TIMER, ~0ULL, 0, 0); - if (current_cpu_data.cputype == CPU_XLR) { - csrc_pic.mask = CLOCKSOURCE_MASK(32); - csrc_pic.read = nlm_get_pic_timer32; - } else { - csrc_pic.mask = CLOCKSOURCE_MASK(64); - csrc_pic.read = nlm_get_pic_timer; - } - csrc_pic.rating = 1000; - picfreq = pic_timer_freq(); - clocksource_register_hz(&csrc_pic, picfreq); - pr_info("PIC clock source added, frequency %d\n", picfreq); -} - -void __init plat_time_init(void) -{ - nlm_init_pic_timer(); - mips_hpt_frequency = nlm_get_cpu_frequency(); - if (current_cpu_type() == CPU_XLR) - preset_lpj = mips_hpt_frequency / (3 * HZ); - else - preset_lpj = mips_hpt_frequency / (2 * HZ); - pr_info("MIPS counter frequency [%ld]\n", - (unsigned long)mips_hpt_frequency); -} |