diff options
Diffstat (limited to 'arch/blackfin/mach-bf538/ints-priority.c')
| -rw-r--r-- | arch/blackfin/mach-bf538/ints-priority.c | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/arch/blackfin/mach-bf538/ints-priority.c b/arch/blackfin/mach-bf538/ints-priority.c new file mode 100644 index 000000000000..70d17e550e05 --- /dev/null +++ b/arch/blackfin/mach-bf538/ints-priority.c @@ -0,0 +1,94 @@ +/* + * File: arch/blackfin/mach-bf538/ints-priority.c + * Based on: arch/blackfin/mach-bf533/ints-priority.c + * Author: Michael Hennerich + * + * Created: + * Description: Set up the interrupt priorities + * + * Modified: + * Copyright 2008 Analog Devices Inc. + * + * Bugs: Enter bugs at http://blackfin.uclinux.org/ + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see the file COPYING, or write + * to the Free Software Foundation, Inc., + * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include <linux/module.h> +#include <linux/irq.h> +#include <asm/blackfin.h> + +void __init program_IAR(void) +{ + + /* Program the IAR0 Register with the configured priority */ + bfin_write_SIC_IAR0(((CONFIG_IRQ_PLL_WAKEUP - 7) << IRQ_PLL_WAKEUP_POS) | + ((CONFIG_IRQ_DMA0_ERROR - 7) << IRQ_DMA0_ERROR_POS) | + ((CONFIG_IRQ_PPI_ERROR - 7) << IRQ_PPI_ERROR_POS) | + ((CONFIG_IRQ_SPORT0_ERROR - 7) << IRQ_SPORT0_ERROR_POS) | + ((CONFIG_IRQ_SPORT1_ERROR - 7) << IRQ_SPORT1_ERROR_POS) | + ((CONFIG_IRQ_SPI0_ERROR - 7) << IRQ_SPI0_ERROR_POS) | + ((CONFIG_IRQ_UART0_ERROR - 7) << IRQ_UART0_ERROR_POS) | + ((CONFIG_IRQ_RTC - 7) << IRQ_RTC_POS)); + + bfin_write_SIC_IAR1(((CONFIG_IRQ_PPI - 7) << IRQ_PPI_POS) | + ((CONFIG_IRQ_SPORT0_RX - 7) << IRQ_SPORT0_RX_POS) | + ((CONFIG_IRQ_SPORT0_TX - 7) << IRQ_SPORT0_TX_POS) | + ((CONFIG_IRQ_SPORT1_RX - 7) << IRQ_SPORT1_RX_POS) | + ((CONFIG_IRQ_SPORT1_TX - 7) << IRQ_SPORT1_TX_POS) | + ((CONFIG_IRQ_SPI0 - 7) << IRQ_SPI0_POS) | + ((CONFIG_IRQ_UART0_RX - 7) << IRQ_UART0_RX_POS) | + ((CONFIG_IRQ_UART0_TX - 7) << IRQ_UART0_TX_POS)); + + bfin_write_SIC_IAR2(((CONFIG_IRQ_TIMER0 - 7) << IRQ_TIMER0_POS) | + ((CONFIG_IRQ_TIMER1 - 7) << IRQ_TIMER1_POS) | + ((CONFIG_IRQ_TIMER2 - 7) << IRQ_TIMER2_POS) | + ((CONFIG_IRQ_PORTF_INTA - 7) << IRQ_PORTF_INTA_POS) | + ((CONFIG_IRQ_PORTF_INTB - 7) << IRQ_PORTF_INTB_POS) | + ((CONFIG_IRQ_MEM0_DMA0 - 7) << IRQ_MEM0_DMA0_POS) | + ((CONFIG_IRQ_MEM0_DMA1 - 7) << IRQ_MEM0_DMA1_POS) | + ((CONFIG_IRQ_WATCH - 7) << IRQ_WATCH_POS)); + + bfin_write_SIC_IAR3(((CONFIG_IRQ_DMA1_ERROR - 7) << IRQ_DMA1_ERROR_POS) | + ((CONFIG_IRQ_SPORT2_ERROR - 7) << IRQ_SPORT2_ERROR_POS) | + ((CONFIG_IRQ_SPORT3_ERROR - 7) << IRQ_SPORT3_ERROR_POS) | + ((CONFIG_IRQ_SPI1_ERROR - 7) << IRQ_SPI1_ERROR_POS) | + ((CONFIG_IRQ_SPI2_ERROR - 7) << IRQ_SPI2_ERROR_POS) | + ((CONFIG_IRQ_UART1_ERROR - 7) << IRQ_UART1_ERROR_POS) | + ((CONFIG_IRQ_UART2_ERROR - 7) << IRQ_UART2_ERROR_POS)); + + bfin_write_SIC_IAR4(((CONFIG_IRQ_CAN_ERROR - 7) << IRQ_CAN_ERROR_POS) | + ((CONFIG_IRQ_SPORT2_RX - 7) << IRQ_SPORT2_RX_POS) | + ((CONFIG_IRQ_SPORT2_TX - 7) << IRQ_SPORT2_TX_POS) | + ((CONFIG_IRQ_SPORT3_RX - 7) << IRQ_SPORT3_RX_POS) | + ((CONFIG_IRQ_SPORT3_TX - 7) << IRQ_SPORT3_TX_POS) | + ((CONFIG_IRQ_SPI1 - 7) << IRQ_SPI1_POS)); + + bfin_write_SIC_IAR5(((CONFIG_IRQ_SPI2 - 7) << IRQ_SPI2_POS) | + ((CONFIG_IRQ_UART1_RX - 7) << IRQ_UART1_RX_POS) | + ((CONFIG_IRQ_UART1_TX - 7) << IRQ_UART1_TX_POS) | + ((CONFIG_IRQ_UART2_RX - 7) << IRQ_UART2_RX_POS) | + ((CONFIG_IRQ_UART2_TX - 7) << IRQ_UART2_TX_POS) | + ((CONFIG_IRQ_TWI0 - 7) << IRQ_TWI0_POS) | + ((CONFIG_IRQ_TWI1 - 7) << IRQ_TWI1_POS) | + ((CONFIG_IRQ_CAN_RX - 7) << IRQ_CAN_RX_POS)); + + bfin_write_SIC_IAR6(((CONFIG_IRQ_CAN_TX - 7) << IRQ_CAN_TX_POS) | + ((CONFIG_IRQ_MEM1_DMA0 - 7) << IRQ_MEM1_DMA0_POS) | + ((CONFIG_IRQ_MEM1_DMA1 - 7) << IRQ_MEM1_DMA1_POS)); + + SSYNC(); +} |