arch/blackfin/mach-bf533/ints-priority.c

   1 /*
   2  * File:         arch/blackfin/mach-bf533/ints-priority.c
   3  * Based on:
   4  * Author:       Michael Hennerich
   5  *
   6  * Created:      ?
   7  * Description:  Set up the interrupt priorities
   8  *
   9  * Modified:
  10  *               Copyright 2004-2006 Analog Devices Inc.
  11  *
  12  * Bugs:         Enter bugs at http://blackfin.uclinux.org/
  13  *
  14  * This program is free software; you can redistribute it and/or modify
  15  * it under the terms of the GNU General Public License as published by
  16  * the Free Software Foundation; either version 2 of the License, or
  17  * (at your option) any later version.
  18  *
  19  * This program is distributed in the hope that it will be useful,
  20  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  21  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  22  * GNU General Public License for more details.
  23  *
  24  * You should have received a copy of the GNU General Public License
  25  * along with this program; if not, see the file COPYING, or write
  26  * to the Free Software Foundation, Inc.,
  27  * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  28  */
  29
  30 #include <linux/module.h>
  31 #include <linux/irq.h>
  32 #include <asm/blackfin.h>
  33
  34 void __init program_IAR(void)
  35 {
  36         /* Program the IAR0 Register with the configured priority */
  37         bfin_write_SIC_IAR0(((CONFIG_PLLWAKE_ERROR - 7) << PLLWAKE_ERROR_POS) |
  38                             ((CONFIG_DMA_ERROR - 7) << DMA_ERROR_POS) |
  39                             ((CONFIG_PPI_ERROR - 7) << PPI_ERROR_POS) |
  40                             ((CONFIG_SPORT0_ERROR - 7) << SPORT0_ERROR_POS) |
  41                             ((CONFIG_SPI_ERROR - 7) << SPI_ERROR_POS) |
  42                             ((CONFIG_SPORT1_ERROR - 7) << SPORT1_ERROR_POS) |
  43                             ((CONFIG_UART_ERROR - 7) << UART_ERROR_POS) |
  44                             ((CONFIG_RTC_ERROR - 7) << RTC_ERROR_POS));
  45
  46         bfin_write_SIC_IAR1(((CONFIG_DMA0_PPI - 7) << DMA0_PPI_POS) |
  47                             ((CONFIG_DMA1_SPORT0RX - 7) << DMA1_SPORT0RX_POS) |
  48                             ((CONFIG_DMA2_SPORT0TX - 7) << DMA2_SPORT0TX_POS) |
  49                             ((CONFIG_DMA3_SPORT1RX - 7) << DMA3_SPORT1RX_POS) |
  50                             ((CONFIG_DMA4_SPORT1TX - 7) << DMA4_SPORT1TX_POS) |
  51                             ((CONFIG_DMA5_SPI - 7) << DMA5_SPI_POS) |
  52                             ((CONFIG_DMA6_UARTRX - 7) << DMA6_UARTRX_POS) |
  53                             ((CONFIG_DMA7_UARTTX - 7) << DMA7_UARTTX_POS));
  54
  55         bfin_write_SIC_IAR2(((CONFIG_TIMER0 - 7) << TIMER0_POS) |
  56                             ((CONFIG_TIMER1 - 7) << TIMER1_POS) |
  57                             ((CONFIG_TIMER2 - 7) << TIMER2_POS) |
  58                             ((CONFIG_PFA - 7) << PFA_POS) |
  59                             ((CONFIG_PFB - 7) << PFB_POS) |
  60                             ((CONFIG_MEMDMA0 - 7) << MEMDMA0_POS) |
  61                             ((CONFIG_MEMDMA1 - 7) << MEMDMA1_POS) |
  62                             ((CONFIG_WDTIMER - 7) << WDTIMER_POS));
  63
  64         SSYNC();
  65 }