ints-priority.c 4.2 KB

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  1. /*
  2. * File: arch/blackfin/mach-bf537/ints-priority.c
  3. * Based on: arch/blackfin/mach-bf533/ints-priority.c
  4. * Author: Michael Hennerich (michael.hennerich@analog.com)
  5. *
  6. * Created:
  7. * Description: Set up the interrupt priorities
  8. *
  9. * Modified:
  10. * Copyright 2004-2007 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. #include <linux/module.h>
  30. #include <linux/irq.h>
  31. #include <asm/blackfin.h>
  32. void __init program_IAR(void)
  33. {
  34. /* Program the IAR0 Register with the configured priority */
  35. bfin_write_SIC_IAR0(((CONFIG_IRQ_PLL_WAKEUP - 7) << IRQ_PLL_WAKEUP_POS) |
  36. ((CONFIG_IRQ_DMA0_ERROR - 7) << IRQ_DMA0_ERROR_POS) |
  37. ((CONFIG_IRQ_DMAR0_BLK - 7) << IRQ_DMAR0_BLK_POS) |
  38. ((CONFIG_IRQ_DMAR1_BLK - 7) << IRQ_DMAR1_BLK_POS) |
  39. ((CONFIG_IRQ_DMAR0_OVR - 7) << IRQ_DMAR0_OVR_POS) |
  40. ((CONFIG_IRQ_DMAR1_OVR - 7) << IRQ_DMAR1_OVR_POS) |
  41. ((CONFIG_IRQ_PPI_ERROR - 7) << IRQ_PPI_ERROR_POS) |
  42. ((CONFIG_IRQ_MAC_ERROR - 7) << IRQ_MAC_ERROR_POS));
  43. bfin_write_SIC_IAR1(((CONFIG_IRQ_SPORT0_ERROR - 7) << IRQ_SPORT0_ERROR_POS) |
  44. ((CONFIG_IRQ_SPORT1_ERROR - 7) << IRQ_SPORT1_ERROR_POS) |
  45. ((CONFIG_IRQ_UART0_ERROR - 7) << IRQ_UART0_ERROR_POS) |
  46. ((CONFIG_IRQ_UART1_ERROR - 7) << IRQ_UART1_ERROR_POS) |
  47. ((CONFIG_IRQ_RTC - 7) << IRQ_RTC_POS) |
  48. ((CONFIG_IRQ_PPI - 7) << IRQ_PPI_POS));
  49. bfin_write_SIC_IAR2(((CONFIG_IRQ_SPORT0_RX - 7) << IRQ_SPORT0_RX_POS) |
  50. ((CONFIG_IRQ_SPORT0_TX - 7) << IRQ_SPORT0_TX_POS) |
  51. ((CONFIG_IRQ_SPORT1_RX - 7) << IRQ_SPORT1_RX_POS) |
  52. ((CONFIG_IRQ_SPORT1_TX - 7) << IRQ_SPORT1_TX_POS) |
  53. ((CONFIG_IRQ_TWI - 7) << IRQ_TWI_POS) |
  54. ((CONFIG_IRQ_SPI - 7) << IRQ_SPI_POS) |
  55. ((CONFIG_IRQ_UART0_RX - 7) << IRQ_UART0_RX_POS) |
  56. ((CONFIG_IRQ_UART0_TX - 7) << IRQ_UART0_TX_POS));
  57. bfin_write_SIC_IAR3(((CONFIG_IRQ_UART1_RX - 7) << IRQ_UART1_RX_POS) |
  58. ((CONFIG_IRQ_UART1_TX - 7) << IRQ_UART1_TX_POS) |
  59. ((CONFIG_IRQ_OPTSEC - 7) << IRQ_OPTSEC_POS) |
  60. ((CONFIG_IRQ_CNT - 7) << IRQ_CNT_POS) |
  61. ((CONFIG_IRQ_MAC_RX - 7) << IRQ_MAC_RX_POS) |
  62. ((CONFIG_IRQ_PORTH_INTA - 7) << IRQ_PORTH_INTA_POS) |
  63. ((CONFIG_IRQ_MAC_TX - 7) << IRQ_MAC_TX_POS) |
  64. ((CONFIG_IRQ_PORTH_INTB - 7) << IRQ_PORTH_INTB_POS));
  65. bfin_write_SIC_IAR4(((CONFIG_IRQ_TMR0 - 7) << IRQ_TMR0_POS) |
  66. ((CONFIG_IRQ_TMR1 - 7) << IRQ_TMR1_POS) |
  67. ((CONFIG_IRQ_TMR2 - 7) << IRQ_TMR2_POS) |
  68. ((CONFIG_IRQ_TMR3 - 7) << IRQ_TMR3_POS) |
  69. ((CONFIG_IRQ_TMR4 - 7) << IRQ_TMR4_POS) |
  70. ((CONFIG_IRQ_TMR5 - 7) << IRQ_TMR5_POS) |
  71. ((CONFIG_IRQ_TMR6 - 7) << IRQ_TMR6_POS) |
  72. ((CONFIG_IRQ_TMR7 - 7) << IRQ_TMR7_POS));
  73. bfin_write_SIC_IAR5(((CONFIG_IRQ_PORTG_INTA - 7) << IRQ_PORTG_INTA_POS) |
  74. ((CONFIG_IRQ_PORTG_INTB - 7) << IRQ_PORTG_INTB_POS) |
  75. ((CONFIG_IRQ_MEM_DMA0 - 7) << IRQ_MEM_DMA0_POS) |
  76. ((CONFIG_IRQ_MEM_DMA1 - 7) << IRQ_MEM_DMA1_POS) |
  77. ((CONFIG_IRQ_WATCH - 7) << IRQ_WATCH_POS) |
  78. ((CONFIG_IRQ_PORTF_INTA - 7) << IRQ_PORTF_INTA_POS) |
  79. ((CONFIG_IRQ_PORTF_INTB - 7) << IRQ_PORTF_INTB_POS) |
  80. ((CONFIG_IRQ_SPI_ERROR - 7) << IRQ_SPI_ERROR_POS));
  81. bfin_write_SIC_IAR6(((CONFIG_IRQ_NFC_ERROR - 7) << IRQ_NFC_ERROR_POS) |
  82. ((CONFIG_IRQ_HDMA_ERROR - 7) << IRQ_HDMA_ERROR_POS) |
  83. ((CONFIG_IRQ_HDMA - 7) << IRQ_HDMA_POS) |
  84. ((CONFIG_IRQ_USB_EINT - 7) << IRQ_USB_EINT_POS) |
  85. ((CONFIG_IRQ_USB_INT0 - 7) << IRQ_USB_INT0_POS) |
  86. ((CONFIG_IRQ_USB_INT1 - 7) << IRQ_USB_INT1_POS) |
  87. ((CONFIG_IRQ_USB_INT2 - 7) << IRQ_USB_INT2_POS) |
  88. ((CONFIG_IRQ_USB_DMA - 7) << IRQ_USB_DMA_POS));
  89. SSYNC();
  90. }