The Advantech PCI-1751 has a 8254 counter chip on board. Add it to the
device as a counter subdevice. Apparently the counter can generate
interrupts although the driver does not currently use this capability.
Original patch by Ivan Russkih (ÐÐÐÐ ÐÑÑÑÐÐÑ) <vanekrus at gmail dot
com>.
Signed-off-by: Ian Abbott <abbotti@xxxxxxxxx>
---
drivers/staging/comedi/drivers/adv_pci_dio.c | 3 ++-
1 files changed, 2 insertions(+), 1 deletions(-)
diff --git a/drivers/staging/comedi/drivers/adv_pci_dio.c b/drivers/staging/comedi/drivers/adv_pci_dio.c
index 9102667..d23799b 100644
--- a/drivers/staging/comedi/drivers/adv_pci_dio.c
+++ b/drivers/staging/comedi/drivers/adv_pci_dio.c
@@ -117,6 +117,7 @@ enum hw_io_access {
/* Advantech PCI-1751/3/3E */
#define PCI1751_DIO 0 /* R/W: begin of 8255 registers block */
+#define PCI1751_CNT 24 /* R/W: begin of 8254 registers block */
#define PCI1751_ICR 32 /* W: Interrupt control register */
#define PCI1751_ISR 32 /* R: Interrupt status register */
#define PCI1753_DIO 0 /* R/W: begin of 8255 registers block */
@@ -329,7 +330,7 @@ static const struct dio_boardtype boardtypes[] = {
{ {0, 0, 0, 0}, {0, 0, 0, 0} },
{ {48, PCI1751_DIO, 2, 0}, {0, 0, 0, 0} },
{0, 0, 0, 0},
- { {0, 0, 0, 0} },
+ { {3, PCI1751_CNT, 1, 0} },
IO_8b},
{"pci1752", PCI_VENDOR_ID_ADVANTECH, 0x1752, PCIDIO_MAINREG,
TYPE_PCI1752,
--
1.7.5.rc3
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