patch-2.4.4 linux/include/asm-mips/it8172/it8172_cir.h

• Lines: 141
• Date: Fri Apr 13 20:26:07 2001
• Orig file: v2.4.3/linux/include/asm-mips/it8172/it8172_cir.h
• Orig date: Wed Dec 31 16:00:00 1969

diff -u --recursive --new-file v2.4.3/linux/include/asm-mips/it8172/it8172_cir.h linux/include/asm-mips/it8172/it8172_cir.h
@@ -0,0 +1,140 @@
+/*
+ *
+ * BRIEF MODULE DESCRIPTION
+ *	IT8172 Consumer IR port defines.
+ *
+ * Copyright 2001 MontaVista Software Inc.
+ * Author: MontaVista Software, Inc.
+ *         	ppopov@mvista.com or support@mvista.com
+ *
+ *  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  SOFTWARE  IS PROVIDED   ``AS  IS'' AND   ANY  EXPRESS OR IMPLIED
+ *  WARRANTIES,   INCLUDING, BUT NOT  LIMITED  TO, THE IMPLIED WARRANTIES OF
+ *  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN
+ *  NO  EVENT  SHALL   THE AUTHOR  BE    LIABLE FOR ANY   DIRECT, INDIRECT,
+ *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ *  NOT LIMITED   TO, PROCUREMENT OF  SUBSTITUTE GOODS  OR SERVICES; LOSS OF
+ *  USE, DATA,  OR PROFITS; OR  BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ *  ANY THEORY OF LIABILITY, WHETHER IN  CONTRACT, STRICT LIABILITY, OR TORT
+ *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ *  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ *  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 NUM_CIR_PORTS 2
+
+/* Master Control Register */
+#define CIR_RESET              0x1
+#define CIR_FIFO_CLEAR         0x2
+#define CIR_SET_FIFO_TL(x)     (((x)&0x3)<<2)
+#define CIR_ILE                0x10
+#define CIR_ILSEL              0x20
+
+/* Interrupt Enable Register */
+#define CIR_TLDLIE             0x1
+#define CIR_RDAIE              0x2
+#define CIR_RFOIE              0x4
+#define CIR_IEC                0x80
+
+/* Interrupt Identification Register */
+#define CIR_TLDLI              0x1
+#define CIR_RDAI               0x2
+#define CIR_RFOI               0x4
+#define CIR_NIP                0x80
+
+/* Carrier Frequency Register */
+#define CIR_SET_CF(x)          ((x)&0x1f)
+  #define CFQ_38_480           0xB       /* 38 KHz low, 480 KHz high */
+#define CIR_HCFS               0x20
+  #define CIR_SET_HS(x)        (((x)&0x1)<<5)
+    
+
+/* Receiver Control Register */
+#define CIR_SET_RXDCR(x)       ((x)&0x7)
+#define CIR_RXACT              0x8
+#define CIR_RXEND              0x10
+#define CIR_RDWOS              0x20
+  #define CIR_SET_RDWOS(x)     (((x)&0x1)<<5)
+#define CIR_RXEN               0x80
+
+/* Transmitter Control Register */
+#define CIR_SET_TXMPW(x)       ((x)&0x7)
+#define CIR_SET_TXMPM(x)       (((x)&0x3)<<3)
+#define CIR_TXENDF             0x20
+#define CIR_TXRLE              0x40
+
+/* Receiver FIFO Status Register */
+#define CIR_RXFBC_MASK         0x3f
+#define CIR_RXFTO              0x80
+
+/* Wakeup Code Length Register */
+#define CIR_SET_WCL            ((x)&0x3f)
+#define CIR_WCL_MASK(x)        ((x)&0x3f)
+
+/* Wakeup Power Control/Status Register */
+#define CIR_BTMON              0x2
+#define CIR_CIRON              0x4
+#define CIR_RCRST              0x10
+#define CIR_WCRST              0x20
+
+struct cir_port {
+	int port;
+	unsigned short baud_rate;
+	unsigned char fifo_tl;
+	unsigned char cfq;
+	unsigned char hcfs;
+	unsigned char rdwos;
+	unsigned char rxdcr;
+};
+
+struct it8172_cir_regs {
+	unsigned char dr;       /* data                        */
+	char pad;
+	unsigned char mstcr;    /* master control              */
+	char pad1;
+	unsigned char ier;      /* interrupt enable            */
+	char pad2;
+	unsigned char iir;      /* interrupt identification    */
+	char pad3;
+	unsigned char cfr;      /* carrier frequency           */
+	char pad4;
+	unsigned char rcr;      /* receiver control            */
+	char pad5;
+	unsigned char tcr;      /* transmitter control         */
+	char pad6;
+	char pad7;
+	char pad8;
+	unsigned char bdlr;     /* baud rate divisor low byte  */
+	char pad9;
+	unsigned char bdhr;     /* baud rate divisor high byte */
+	char pad10;
+	unsigned char tfsr;     /* tx fifo byte count          */
+	char pad11;
+	unsigned char rfsr;     /* rx fifo status              */
+	char pad12;
+	unsigned char wcl;      /* wakeup code length          */
+	char pad13;
+	unsigned char wcr;      /* wakeup code read/write      */
+	char pad14;
+	unsigned char wps;      /* wakeup power control/status */
+};
+
+int cir_port_init(struct cir_port *cir);
+extern void clear_fifo(struct cir_port *cir);
+extern void enable_receiver(struct cir_port *cir);
+extern void disable_receiver(struct cir_port *cir);
+extern void enable_rx_demodulation(struct cir_port *cir);
+extern void disable_rx_demodulation(struct cir_port *cir);
+extern void set_rx_active(struct cir_port *cir);
+extern void int_enable(struct cir_port *cir);
+extern void rx_int_enable(struct cir_port *cir);
+extern char get_int_status(struct cir_port *cir);
+extern int cir_get_rx_count(struct cir_port *cir);
+extern char cir_read_data(struct cir_port *cir);