mISDN: Add support for Traverse Technologies NETJet PCI cards

Add support for cards based on the Tiger 300 and Tiger 320
ISDN PCI chip.
Currently only the ISAC ISDN line interface is supported.

Signed-off-by: Karsten Keil <keil@b1-systems.de>

1 files changed, 58 insertions, 0 deletions

diff --git a/drivers/isdn/hardware/mISDN/netjet.h b/drivers/isdn/hardware/mISDN/netjet.h
new file mode 100644
index 000000000000..d061ff995607
--- /dev/null
+++ b/drivers/isdn/hardware/mISDN/netjet.h
@@ -0,0 +1,58 @@
+/*
+ * NETjet common header file
+ *
+ * Author       Karsten Keil
+ *              based on work of Matt Henderson and Daniel Potts,
+ *              Traverse Technologies P/L www.traverse.com.au
+ *
+ * Copyright 2009  by Karsten Keil <keil@isdn4linux.de>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * 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, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+
+#define NJ_CTRL                 0x00
+#define NJ_DMACTRL              0x01
+#define NJ_AUXCTRL              0x02
+#define NJ_AUXDATA              0x03
+#define NJ_IRQMASK0             0x04
+#define NJ_IRQMASK1             0x05
+#define NJ_IRQSTAT0             0x06
+#define NJ_IRQSTAT1             0x07
+#define NJ_DMA_READ_START       0x08
+#define NJ_DMA_READ_IRQ         0x0c
+#define NJ_DMA_READ_END         0x10
+#define NJ_DMA_READ_ADR         0x14
+#define NJ_DMA_WRITE_START      0x18
+#define NJ_DMA_WRITE_IRQ        0x1c
+#define NJ_DMA_WRITE_END        0x20
+#define NJ_DMA_WRITE_ADR        0x24
+#define NJ_PULSE_CNT            0x28
+
+#define NJ_ISAC_OFF             0xc0
+#define NJ_ISACIRQ              0x10
+
+#define NJ_IRQM0_RD_MASK        0x03
+#define NJ_IRQM0_RD_IRQ         0x01
+#define NJ_IRQM0_RD_END         0x02
+#define NJ_IRQM0_WR_MASK        0x0c
+#define NJ_IRQM0_WR_IRQ         0x04
+#define NJ_IRQM0_WR_END         0x08
+
+/* one page here is no need to be smaller */
+#define NJ_DMA_SIZE             4096
+/* 2 * 64 byte is a compromise between IRQ count and latency */
+#define NJ_DMA_RXSIZE           128  /* 2 * 64 */
+#define NJ_DMA_TXSIZE           128  /* 2 * 64 */
+