Add Nokia CBUS support

[linux-2.6-omap-h63xx.git] / drivers / cbus / retu.h

diff --git a/drivers/cbus/retu.h b/drivers/cbus/retu.h
new file mode 100644 (file)
index 0000000..c9e044c
--- /dev/null
+++ b/drivers/cbus/retu.h
@@ -0,0 +1,77 @@
+/**
+ * drivers/cbus/retu.h
+ *
+ * Copyright (C) 2004, 2005 Nokia Corporation
+ *
+ * Written by Juha Yrjölä <juha.yrjola@nokia.com> and
+ *           David Weinehall <david.weinehall@nokia.com>
+ *
+ * This file is subject to the terms and conditions of the GNU General
+ * Public License. See the file "COPYING" in the main directory of this
+ * archive for more details.
+ *
+ * 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#ifndef __DRIVERS_CBUS_RETU_H
+#define __DRIVERS_CBUS_RETU_H
+
+#include <linux/types.h>
+
+/* Registers */
+#define RETU_REG_ASICR         0x00    /* ASIC ID & revision */
+#define RETU_REG_IDR           0x01    /* Interrupt ID */
+#define RETU_REG_IMR           0x02    /* Interrupt mask */
+#define RETU_REG_RTCDSR                0x03    /* RTC seconds register */
+#define RETU_REG_RTCHMR                0x04    /* RTC hours and minutes register */
+#define RETU_REG_RTCHMAR       0x05    /* RTC hours and minutes alarm and time set register */
+#define RETU_REG_RTCCALR       0x06    /* RTC calibration register */
+#define RETU_REG_ADCR          0x08    /* ADC result */
+#define RETU_REG_ADCSCR                0x09    /* ADC sample ctrl */
+#define RETU_REG_CC1           0x0d    /* Common control register 1 */
+#define RETU_REG_CC2           0x0e    /* Common control register 2 */
+#define RETU_REG_CTRL_CLR      0x0f    /* Regulator clear register */
+#define RETU_REG_CTRL_SET      0x10    /* Regulator set register */
+#define RETU_REG_STATUS                0x16    /* Status register */
+#define RETU_REG_WATCHDOG      0x17    /* Watchdog register */
+#define RETU_REG_AUDTXR                0x18    /* Audio Codec Tx register */
+#define RETU_REG_MAX           0x1f
+
+/* Interrupt sources */
+#define RETU_INT_PWR           0
+#define RETU_INT_CHAR          1
+#define RETU_INT_RTCS          2
+#define RETU_INT_RTCM          3
+#define RETU_INT_RTCD          4
+#define RETU_INT_RTCA          5
+#define RETU_INT_HOOK          6
+#define RETU_INT_HEAD          7
+#define RETU_INT_ADCS          8
+
+#define        MAX_RETU_IRQ_HANDLERS   16
+
+int retu_read_reg(int reg);
+void retu_write_reg(int reg, u16 val);
+void retu_set_clear_reg_bits(int reg, u16 set, u16 clear);
+int retu_read_adc(int channel);
+int retu_request_irq(int id, void *irq_handler, unsigned long arg, char *name);
+void retu_free_irq(int id);
+void retu_enable_irq(int id);
+void retu_disable_irq(int id);
+void retu_ack_irq(int id);
+
+#ifdef CONFIG_CBUS_RETU_USER
+int retu_user_init(void);
+void retu_user_cleanup(void);
+#endif
+
+extern spinlock_t retu_lock;
+
+#endif /* __DRIVERS_CBUS_RETU_H */