pmic: Add support for mc34704

Add the register layout for the MC34704 PMIC from Freescale.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
diff --git a/include/mc34704.h b/include/mc34704.h
new file mode 100644
index 0000000..6611d54
--- /dev/null
+++ b/include/mc34704.h
@@ -0,0 +1,49 @@
+/*
+ * (C) Copyright 2012 Freescale Semiconductor, Inc.
+ *
+ * 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.
+ *
+ */
+
+#ifndef __MC34704_H__
+#define __MC34704_H__
+
+enum {
+	MC34704_RESERVED0_REG = 0,	/* 0x00 */
+	MC34704_GENERAL1_REG,		/* 0x01 */
+	MC34704_GENERAL2_REG,		/* 0x02 */
+	MC34704_GENERAL3_REG,		/* 0x03 */
+	MC34704_RESERVED4_REG,		/* 0x04 */
+	MC34704_VGSET2_REG,		/* 0x05 */
+	MC34704_REG2SET1_REG,		/* 0x06 */
+	MC34704_REG2SET2_REG,		/* 0x07 */
+	MC34704_REG3SET1_REG,		/* 0x08 */
+	MC34704_REG3SET2_REG,		/* 0x09 */
+	MC34704_REG4SET1_REG,		/* 0x0a */
+	MC34704_REG4SET2_REG,		/* 0x0b */
+	MC34704_REG5SET1_REG,		/* 0x0c */
+	MC34704_REG5SET2_REG,		/* 0x0d */
+	MC34704_REG5SET3_REG,		/* 0x0e */
+	MC34704_RESERVEDF_REG,		/* 0x0f */
+	MC34704_RESERVED10_REG,		/* 0x10 */
+	MC34704_RESERVED11_REG,		/* 0x11 */
+	MC34704_RESERVED12_REG,		/* 0x12 */
+	MC34704_FSW2SET_REG,		/* 0x13 */
+	MC34704_RESERVED14_REG,		/* 0x14 */
+	MC34704_REG8SET1_REG,		/* 0x15 */
+	MC34704_REG8SET2_REG,		/* 0x16 */
+	MC34704_REG8SET3_REG,		/* 0x17 */
+	MC34704_FAULTS_REG,		/* 0x18 */
+	MC34704_I2CSET1,		/* 0x19 */
+	MC34704_NUM_OF_REGS,
+};
+
+/* GENERAL2 register fields */
+#define ONOFFE		(1 << 0)
+#define ONOFFD		(1 << 1)
+#define ALLOFF		(1 << 4)
+
+#endif /* __MC34704_H__ */