2 * File: arch/blackfin/mach-bf538/ints-priority.c
3 * Based on: arch/blackfin/mach-bf533/ints-priority.c
4 * Author: Michael Hennerich
7 * Description: Set up the interrupt priorities
10 * Copyright 2008 Analog Devices Inc.
12 * Bugs: Enter bugs at http://blackfin.uclinux.org/
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.
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.
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
30 #include <linux/module.h>
31 #include <linux/irq.h>
32 #include <asm/blackfin.h>
34 void __init program_IAR(void)
37 /* Program the IAR0 Register with the configured priority */
38 bfin_write_SIC_IAR0(((CONFIG_IRQ_PLL_WAKEUP - 7) << IRQ_PLL_WAKEUP_POS) |
39 ((CONFIG_IRQ_DMA0_ERROR - 7) << IRQ_DMA0_ERROR_POS) |
40 ((CONFIG_IRQ_PPI_ERROR - 7) << IRQ_PPI_ERROR_POS) |
41 ((CONFIG_IRQ_SPORT0_ERROR - 7) << IRQ_SPORT0_ERROR_POS) |
42 ((CONFIG_IRQ_SPORT1_ERROR - 7) << IRQ_SPORT1_ERROR_POS) |
43 ((CONFIG_IRQ_SPI0_ERROR - 7) << IRQ_SPI0_ERROR_POS) |
44 ((CONFIG_IRQ_UART0_ERROR - 7) << IRQ_UART0_ERROR_POS) |
45 ((CONFIG_IRQ_RTC - 7) << IRQ_RTC_POS));
47 bfin_write_SIC_IAR1(((CONFIG_IRQ_PPI - 7) << IRQ_PPI_POS) |
48 ((CONFIG_IRQ_SPORT0_RX - 7) << IRQ_SPORT0_RX_POS) |
49 ((CONFIG_IRQ_SPORT0_TX - 7) << IRQ_SPORT0_TX_POS) |
50 ((CONFIG_IRQ_SPORT1_RX - 7) << IRQ_SPORT1_RX_POS) |
51 ((CONFIG_IRQ_SPORT1_TX - 7) << IRQ_SPORT1_TX_POS) |
52 ((CONFIG_IRQ_SPI0 - 7) << IRQ_SPI0_POS) |
53 ((CONFIG_IRQ_UART0_RX - 7) << IRQ_UART0_RX_POS) |
54 ((CONFIG_IRQ_UART0_TX - 7) << IRQ_UART0_TX_POS));
56 bfin_write_SIC_IAR2(((CONFIG_IRQ_TIMER0 - 7) << IRQ_TIMER0_POS) |
57 ((CONFIG_IRQ_TIMER1 - 7) << IRQ_TIMER1_POS) |
58 ((CONFIG_IRQ_TIMER2 - 7) << IRQ_TIMER2_POS) |
59 ((CONFIG_IRQ_PORTF_INTA - 7) << IRQ_PORTF_INTA_POS) |
60 ((CONFIG_IRQ_PORTF_INTB - 7) << IRQ_PORTF_INTB_POS) |
61 ((CONFIG_IRQ_MEM0_DMA0 - 7) << IRQ_MEM0_DMA0_POS) |
62 ((CONFIG_IRQ_MEM0_DMA1 - 7) << IRQ_MEM0_DMA1_POS) |
63 ((CONFIG_IRQ_WATCH - 7) << IRQ_WATCH_POS));
65 bfin_write_SIC_IAR3(((CONFIG_IRQ_DMA1_ERROR - 7) << IRQ_DMA1_ERROR_POS) |
66 ((CONFIG_IRQ_SPORT2_ERROR - 7) << IRQ_SPORT2_ERROR_POS) |
67 ((CONFIG_IRQ_SPORT3_ERROR - 7) << IRQ_SPORT3_ERROR_POS) |
68 ((CONFIG_IRQ_SPI1_ERROR - 7) << IRQ_SPI1_ERROR_POS) |
69 ((CONFIG_IRQ_SPI2_ERROR - 7) << IRQ_SPI2_ERROR_POS) |
70 ((CONFIG_IRQ_UART1_ERROR - 7) << IRQ_UART1_ERROR_POS) |
71 ((CONFIG_IRQ_UART2_ERROR - 7) << IRQ_UART2_ERROR_POS));
73 bfin_write_SIC_IAR4(((CONFIG_IRQ_CAN_ERROR - 7) << IRQ_CAN_ERROR_POS) |
74 ((CONFIG_IRQ_SPORT2_RX - 7) << IRQ_SPORT2_RX_POS) |
75 ((CONFIG_IRQ_SPORT2_TX - 7) << IRQ_SPORT2_TX_POS) |
76 ((CONFIG_IRQ_SPORT3_RX - 7) << IRQ_SPORT3_RX_POS) |
77 ((CONFIG_IRQ_SPORT3_TX - 7) << IRQ_SPORT3_TX_POS) |
78 ((CONFIG_IRQ_SPI1 - 7) << IRQ_SPI1_POS));
80 bfin_write_SIC_IAR5(((CONFIG_IRQ_SPI2 - 7) << IRQ_SPI2_POS) |
81 ((CONFIG_IRQ_UART1_RX - 7) << IRQ_UART1_RX_POS) |
82 ((CONFIG_IRQ_UART1_TX - 7) << IRQ_UART1_TX_POS) |
83 ((CONFIG_IRQ_UART2_RX - 7) << IRQ_UART2_RX_POS) |
84 ((CONFIG_IRQ_UART2_TX - 7) << IRQ_UART2_TX_POS) |
85 ((CONFIG_IRQ_TWI0 - 7) << IRQ_TWI0_POS) |
86 ((CONFIG_IRQ_TWI1 - 7) << IRQ_TWI1_POS) |
87 ((CONFIG_IRQ_CAN_RX - 7) << IRQ_CAN_RX_POS));
89 bfin_write_SIC_IAR6(((CONFIG_IRQ_CAN_TX - 7) << IRQ_CAN_TX_POS) |
90 ((CONFIG_IRQ_MEM1_DMA0 - 7) << IRQ_MEM1_DMA0_POS) |
91 ((CONFIG_IRQ_MEM1_DMA1 - 7) << IRQ_MEM1_DMA1_POS));