diff options
| author | Graeme Russ <graeme.russ@gmail.com> | 2011-02-12 15:11:41 +1100 |
|---|---|---|
| committer | Graeme Russ <graeme.russ@gmail.com> | 2011-02-12 15:11:41 +1100 |
| commit | d881ea532b117e9783a1ded4c6ddb7bbbe028be2 (patch) | |
| tree | e3fdf2080f4724bc2e88fd607b380871e05c5869 /board | |
| parent | 6d0cb349548f95081a6183745095109d33520852 (diff) | |
| download | u-boot-imx-d881ea532b117e9783a1ded4c6ddb7bbbe028be2.zip u-boot-imx-d881ea532b117e9783a1ded4c6ddb7bbbe028be2.tar.gz u-boot-imx-d881ea532b117e9783a1ded4c6ddb7bbbe028be2.tar.bz2 | |
eNET: Fix eNET Interrupt Setup for Linux
Fix minor issues with the configuration of the hardware interrupts for
Linux when booting the eNET board
Diffstat (limited to 'board')
| -rw-r--r-- | board/eNET/eNET.c | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/board/eNET/eNET.c b/board/eNET/eNET.c index b2f349f..3b74ce9 100644 --- a/board/eNET/eNET.c +++ b/board/eNET/eNET.c @@ -191,10 +191,18 @@ void setup_pcat_compatibility() */ writew(0x0000,&sc520_mmcr->intpinpol); - /* Set PIT 0 -> IRQ0, RTC -> IRQ8, FP error -> IRQ13 */ + /* + * PIT 0 -> IRQ0 + * RTC -> IRQ8 + * FP error -> IRQ13 + * UART1 -> IRQ4 + * UART2 -> IRQ3 + */ writeb(SC520_IRQ0, &sc520_mmcr->pit_int_map[0]); writeb(SC520_IRQ8, &sc520_mmcr->rtcmap); writeb(SC520_IRQ13, &sc520_mmcr->ferrmap); + writeb(SC520_IRQ4, &sc520_mmcr->uart_int_map[0]); + writeb(SC520_IRQ3, &sc520_mmcr->uart_int_map[1]); /* Disable all other interrupt sources */ writeb(SC520_IRQ_DISABLED, &sc520_mmcr->gp_tmr_int_map[0]); @@ -202,11 +210,6 @@ void setup_pcat_compatibility() writeb(SC520_IRQ_DISABLED, &sc520_mmcr->gp_tmr_int_map[2]); writeb(SC520_IRQ_DISABLED, &sc520_mmcr->pit_int_map[1]); writeb(SC520_IRQ_DISABLED, &sc520_mmcr->pit_int_map[2]); - writeb(SC520_IRQ_DISABLED, &sc520_mmcr->pci_int_map[0]); /* disable PCI INT A */ - writeb(SC520_IRQ_DISABLED, &sc520_mmcr->pci_int_map[1]); /* disable PCI INT B */ - writeb(SC520_IRQ_DISABLED, &sc520_mmcr->pci_int_map[2]); /* disable PCI INT C */ - writeb(SC520_IRQ_DISABLED, &sc520_mmcr->pci_int_map[3]); /* disable PCI INT D */ - writeb(SC520_IRQ_DISABLED, &sc520_mmcr->dmabcintmap); /* disable DMA INT */ writeb(SC520_IRQ_DISABLED, &sc520_mmcr->ssimap); writeb(SC520_IRQ_DISABLED, &sc520_mmcr->wdtmap); writeb(SC520_IRQ_DISABLED, &sc520_mmcr->wpvmap); |