mISDN: Add driver for Winbond cards

Add driver for Winbond W6692 based PCI cards.

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

1 files changed, 190 insertions, 0 deletions

diff --git a/drivers/isdn/hardware/mISDN/w6692.h b/drivers/isdn/hardware/mISDN/w6692.h
new file mode 100644
index 000000000000..f95697757fd0
--- /dev/null
+++ b/drivers/isdn/hardware/mISDN/w6692.h
@@ -0,0 +1,190 @@
+/*
+ * Winbond W6692 specific defines
+ *
+ * Author       Karsten Keil <keil@isdn4linux.de>
+ *              based on the w6692 I4L driver from Petr Novak <petr.novak@i.cz>
+ *
+ * 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.
+ *
+ */
+
+/* Specifications of W6692 registers */
+
+#define W_D_RFIFO       0x00    /* R */
+#define W_D_XFIFO       0x04    /* W */
+#define W_D_CMDR        0x08    /* W */
+#define W_D_MODE        0x0c    /* R/W */
+#define W_D_TIMR        0x10    /* R/W */
+#define W_ISTA          0x14    /* R_clr */
+#define W_IMASK         0x18    /* R/W */
+#define W_D_EXIR        0x1c    /* R_clr */
+#define W_D_EXIM        0x20    /* R/W */
+#define W_D_STAR        0x24    /* R */
+#define W_D_RSTA        0x28    /* R */
+#define W_D_SAM         0x2c    /* R/W */
+#define W_D_SAP1        0x30    /* R/W */
+#define W_D_SAP2        0x34    /* R/W */
+#define W_D_TAM         0x38    /* R/W */
+#define W_D_TEI1        0x3c    /* R/W */
+#define W_D_TEI2        0x40    /* R/W */
+#define W_D_RBCH        0x44    /* R */
+#define W_D_RBCL        0x48    /* R */
+#define W_TIMR2         0x4c    /* W */
+#define W_L1_RC         0x50    /* R/W */
+#define W_D_CTL         0x54    /* R/W */
+#define W_CIR           0x58    /* R */
+#define W_CIX           0x5c    /* W */
+#define W_SQR           0x60    /* R */
+#define W_SQX           0x64    /* W */
+#define W_PCTL          0x68    /* R/W */
+#define W_MOR           0x6c    /* R */
+#define W_MOX           0x70    /* R/W */
+#define W_MOSR          0x74    /* R_clr */
+#define W_MOCR          0x78    /* R/W */
+#define W_GCR           0x7c    /* R/W */
+
+#define W_B_RFIFO       0x80    /* R */
+#define W_B_XFIFO       0x84    /* W */
+#define W_B_CMDR        0x88    /* W */
+#define W_B_MODE        0x8c    /* R/W */
+#define W_B_EXIR        0x90    /* R_clr */
+#define W_B_EXIM        0x94    /* R/W */
+#define W_B_STAR        0x98    /* R */
+#define W_B_ADM1        0x9c    /* R/W */
+#define W_B_ADM2        0xa0    /* R/W */
+#define W_B_ADR1        0xa4    /* R/W */
+#define W_B_ADR2        0xa8    /* R/W */
+#define W_B_RBCL        0xac    /* R */
+#define W_B_RBCH        0xb0    /* R */
+
+#define W_XADDR         0xf4    /* R/W */
+#define W_XDATA         0xf8    /* R/W */
+#define W_EPCTL         0xfc    /* W */
+
+/* W6692 register bits */
+
+#define W_D_CMDR_XRST   0x01
+#define W_D_CMDR_XME    0x02
+#define W_D_CMDR_XMS    0x08
+#define W_D_CMDR_STT    0x10
+#define W_D_CMDR_RRST   0x40
+#define W_D_CMDR_RACK   0x80
+
+#define W_D_MODE_RLP    0x01
+#define W_D_MODE_DLP    0x02
+#define W_D_MODE_MFD    0x04
+#define W_D_MODE_TEE    0x08
+#define W_D_MODE_TMS    0x10
+#define W_D_MODE_RACT   0x40
+#define W_D_MODE_MMS    0x80
+
+#define W_INT_B2_EXI    0x01
+#define W_INT_B1_EXI    0x02
+#define W_INT_D_EXI     0x04
+#define W_INT_XINT0     0x08
+#define W_INT_XINT1     0x10
+#define W_INT_D_XFR     0x20
+#define W_INT_D_RME     0x40
+#define W_INT_D_RMR     0x80
+
+#define W_D_EXI_WEXP    0x01
+#define W_D_EXI_TEXP    0x02
+#define W_D_EXI_ISC     0x04
+#define W_D_EXI_MOC     0x08
+#define W_D_EXI_TIN2    0x10
+#define W_D_EXI_XCOL    0x20
+#define W_D_EXI_XDUN    0x40
+#define W_D_EXI_RDOV    0x80
+
+#define W_D_STAR_DRDY   0x10
+#define W_D_STAR_XBZ    0x20
+#define W_D_STAR_XDOW   0x80
+
+#define W_D_RSTA_RMB    0x10
+#define W_D_RSTA_CRCE   0x20
+#define W_D_RSTA_RDOV   0x40
+
+#define W_D_CTL_SRST    0x20
+
+#define W_CIR_SCC       0x80
+#define W_CIR_ICC       0x40
+#define W_CIR_COD_MASK  0x0f
+
+#define W_PCTL_PCX      0x01
+#define W_PCTL_XMODE    0x02
+#define W_PCTL_OE0      0x04
+#define W_PCTL_OE1      0x08
+#define W_PCTL_OE2      0x10
+#define W_PCTL_OE3      0x20
+#define W_PCTL_OE4      0x40
+#define W_PCTL_OE5      0x80
+
+#define W_B_CMDR_XRST   0x01
+#define W_B_CMDR_XME    0x02
+#define W_B_CMDR_XMS    0x04
+#define W_B_CMDR_RACT   0x20
+#define W_B_CMDR_RRST   0x40
+#define W_B_CMDR_RACK   0x80
+
+#define W_B_MODE_FTS0   0x01
+#define W_B_MODE_FTS1   0x02
+#define W_B_MODE_SW56   0x04
+#define W_B_MODE_BSW0   0x08
+#define W_B_MODE_BSW1   0x10
+#define W_B_MODE_EPCM   0x20
+#define W_B_MODE_ITF    0x40
+#define W_B_MODE_MMS    0x80
+
+#define W_B_EXI_XDUN    0x01
+#define W_B_EXI_XFR     0x02
+#define W_B_EXI_RDOV    0x10
+#define W_B_EXI_RME     0x20
+#define W_B_EXI_RMR     0x40
+
+#define W_B_STAR_XBZ    0x01
+#define W_B_STAR_XDOW   0x04
+#define W_B_STAR_RMB    0x10
+#define W_B_STAR_CRCE   0x20
+#define W_B_STAR_RDOV   0x40
+
+#define W_B_RBCH_LOV    0x20
+
+/* W6692 Layer1 commands */
+
+#define W_L1CMD_ECK     0x00
+#define W_L1CMD_RST     0x01
+#define W_L1CMD_SCP     0x04
+#define W_L1CMD_SSP     0x02
+#define W_L1CMD_AR8     0x08
+#define W_L1CMD_AR10    0x09
+#define W_L1CMD_EAL     0x0a
+#define W_L1CMD_DRC     0x0f
+
+/* W6692 Layer1 indications */
+
+#define W_L1IND_CE      0x07
+#define W_L1IND_DRD     0x00
+#define W_L1IND_LD      0x04
+#define W_L1IND_ARD     0x08
+#define W_L1IND_TI      0x0a
+#define W_L1IND_ATI     0x0b
+#define W_L1IND_AI8     0x0c
+#define W_L1IND_AI10    0x0d
+#define W_L1IND_CD      0x0f
+
+/* FIFO thresholds */
+#define W_D_FIFO_THRESH 64
+#define W_B_FIFO_THRESH 64