diff options
Diffstat (limited to 'arch/v850/kernel/v850e_timer_d.c')
| -rw-r--r-- | arch/v850/kernel/v850e_timer_d.c | 54 |
1 files changed, 0 insertions, 54 deletions
diff --git a/arch/v850/kernel/v850e_timer_d.c b/arch/v850/kernel/v850e_timer_d.c deleted file mode 100644 index d2a4ece2574c..000000000000 --- a/arch/v850/kernel/v850e_timer_d.c +++ /dev/null | |||
| @@ -1,54 +0,0 @@ | |||
| 1 | /* | ||
| 2 | * include/asm-v850/v850e_timer_d.c -- `Timer D' component often used | ||
| 3 | * with V850E CPUs | ||
| 4 | * | ||
| 5 | * Copyright (C) 2001,02,03 NEC Electronics Corporation | ||
| 6 | * Copyright (C) 2001,02,03 Miles Bader <miles@gnu.org> | ||
| 7 | * | ||
| 8 | * This file is subject to the terms and conditions of the GNU General | ||
| 9 | * Public License. See the file COPYING in the main directory of this | ||
| 10 | * archive for more details. | ||
| 11 | * | ||
| 12 | * Written by Miles Bader <miles@gnu.org> | ||
| 13 | */ | ||
| 14 | |||
| 15 | #include <linux/kernel.h> | ||
| 16 | |||
| 17 | #include <asm/v850e_utils.h> | ||
| 18 | #include <asm/v850e_timer_d.h> | ||
| 19 | |||
| 20 | /* Start interval timer TIMER (0-3). The timer will issue the | ||
| 21 | corresponding INTCMD interrupt RATE times per second. | ||
| 22 | This function does not enable the interrupt. */ | ||
| 23 | void v850e_timer_d_configure (unsigned timer, unsigned rate) | ||
| 24 | { | ||
| 25 | unsigned divlog2, count; | ||
| 26 | |||
| 27 | /* Calculate params for timer. */ | ||
| 28 | if (! calc_counter_params ( | ||
| 29 | V850E_TIMER_D_BASE_FREQ, rate, | ||
| 30 | V850E_TIMER_D_TMCD_CS_MIN, V850E_TIMER_D_TMCD_CS_MAX, 16, | ||
| 31 | &divlog2, &count)) | ||
| 32 | printk (KERN_WARNING | ||
| 33 | "Cannot find interval timer %d setting suitable" | ||
| 34 | " for rate of %dHz.\n" | ||
| 35 | "Using rate of %dHz instead.\n", | ||
| 36 | timer, rate, | ||
| 37 | (V850E_TIMER_D_BASE_FREQ >> divlog2) >> 16); | ||
| 38 | |||
| 39 | /* Do the actual hardware timer initialization: */ | ||
| 40 | |||
| 41 | /* Enable timer. */ | ||
| 42 | V850E_TIMER_D_TMCD(timer) = V850E_TIMER_D_TMCD_CAE; | ||
| 43 | /* Set clock divider. */ | ||
| 44 | V850E_TIMER_D_TMCD(timer) | ||
| 45 | = V850E_TIMER_D_TMCD_CAE | ||
| 46 | | V850E_TIMER_D_TMCD_CS(divlog2); | ||
| 47 | /* Set timer compare register. */ | ||
| 48 | V850E_TIMER_D_CMD(timer) = count; | ||
| 49 | /* Start counting. */ | ||
| 50 | V850E_TIMER_D_TMCD(timer) | ||
| 51 | = V850E_TIMER_D_TMCD_CAE | ||
| 52 | | V850E_TIMER_D_TMCD_CS(divlog2) | ||
| 53 | | V850E_TIMER_D_TMCD_CE; | ||
| 54 | } | ||