mfd: Add WM8350 PMU register definitions
authorMark Brown <broonie@opensource.wolfsonmicro.com>
Fri, 10 Oct 2008 14:58:06 +0000 (15:58 +0100)
committerLiam Girdwood <lrg@slimlogic.co.uk>
Mon, 13 Oct 2008 20:51:54 +0000 (21:51 +0100)
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: Samuel Ortiz <sameo@openedhand.com>
Signed-off-by: Liam Girdwood <lrg@slimlogic.co.uk>
include/linux/mfd/wm8350/supply.h [new file with mode: 0644]

diff --git a/include/linux/mfd/wm8350/supply.h b/include/linux/mfd/wm8350/supply.h
new file mode 100644 (file)
index 0000000..f1d4317
--- /dev/null
@@ -0,0 +1,105 @@
+/*
+ * supply.h  --  Power Supply Driver for Wolfson WM8350 PMIC
+ *
+ * Copyright 2007 Wolfson Microelectronics PLC
+ *
+ *  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 __LINUX_MFD_WM8350_SUPPLY_H_
+#define __LINUX_MFD_WM8350_SUPPLY_H_
+
+/*
+ * Charger registers
+ */
+#define WM8350_BATTERY_CHARGER_CONTROL_1        0xA8
+#define WM8350_BATTERY_CHARGER_CONTROL_2        0xA9
+#define WM8350_BATTERY_CHARGER_CONTROL_3        0xAA
+
+/*
+ * R168 (0xA8) - Battery Charger Control 1
+ */
+#define WM8350_CHG_ENA_R168                     0x8000
+#define WM8350_CHG_THR                          0x2000
+#define WM8350_CHG_EOC_SEL_MASK                 0x1C00
+#define WM8350_CHG_TRICKLE_TEMP_CHOKE           0x0200
+#define WM8350_CHG_TRICKLE_USB_CHOKE            0x0100
+#define WM8350_CHG_RECOVER_T                    0x0080
+#define WM8350_CHG_END_ACT                      0x0040
+#define WM8350_CHG_FAST                         0x0020
+#define WM8350_CHG_FAST_USB_THROTTLE            0x0010
+#define WM8350_CHG_NTC_MON                      0x0008
+#define WM8350_CHG_BATT_HOT_MON                 0x0004
+#define WM8350_CHG_BATT_COLD_MON                0x0002
+#define WM8350_CHG_CHIP_TEMP_MON                0x0001
+
+/*
+ * R169 (0xA9) - Battery Charger Control 2
+ */
+#define WM8350_CHG_ACTIVE                       0x8000
+#define WM8350_CHG_PAUSE                        0x4000
+#define WM8350_CHG_STS_MASK                     0x3000
+#define WM8350_CHG_TIME_MASK                    0x0F00
+#define WM8350_CHG_MASK_WALL_FB                 0x0080
+#define WM8350_CHG_TRICKLE_SEL                  0x0040
+#define WM8350_CHG_VSEL_MASK                    0x0030
+#define WM8350_CHG_ISEL_MASK                    0x000F
+#define WM8350_CHG_STS_OFF                      0x0000
+#define WM8350_CHG_STS_TRICKLE                  0x1000
+#define WM8350_CHG_STS_FAST                     0x2000
+
+/*
+ * R170 (0xAA) - Battery Charger Control 3
+ */
+#define WM8350_CHG_THROTTLE_T_MASK              0x0060
+#define WM8350_CHG_SMART                        0x0010
+#define WM8350_CHG_TIMER_ADJT_MASK              0x000F
+
+/*
+ * Charger Interrupts
+ */
+#define WM8350_IRQ_CHG_BAT_HOT                 0
+#define WM8350_IRQ_CHG_BAT_COLD                        1
+#define WM8350_IRQ_CHG_BAT_FAIL                        2
+#define WM8350_IRQ_CHG_TO                      3
+#define WM8350_IRQ_CHG_END                     4
+#define WM8350_IRQ_CHG_START                   5
+#define WM8350_IRQ_CHG_FAST_RDY                        6
+#define WM8350_IRQ_CHG_VBATT_LT_3P9            10
+#define WM8350_IRQ_CHG_VBATT_LT_3P1            11
+#define WM8350_IRQ_CHG_VBATT_LT_2P85           12
+
+/*
+ * Charger Policy
+ */
+#define WM8350_CHG_TRICKLE_50mA                        (0 << 6)
+#define WM8350_CHG_TRICKLE_100mA               (1 << 6)
+#define WM8350_CHG_4_05V                       (0 << 4)
+#define WM8350_CHG_4_10V                       (1 << 4)
+#define WM8350_CHG_4_15V                       (2 << 4)
+#define WM8350_CHG_4_20V                       (3 << 4)
+#define WM8350_CHG_FAST_LIMIT_mA(x)            ((x / 50) & 0xf)
+#define WM8350_CHG_EOC_mA(x)                   (((x - 10) & 0x7) << 10)
+#define WM8350_CHG_TRICKLE_3_1V                        (0 << 13)
+#define WM8350_CHG_TRICKLE_3_9V                        (1 << 13)
+
+/*
+ * Supply Registers.
+ */
+#define WM8350_USB_VOLTAGE_READBACK             0x9C
+#define WM8350_LINE_VOLTAGE_READBACK            0x9D
+#define WM8350_BATT_VOLTAGE_READBACK            0x9E
+
+/*
+ * Supply Interrupts.
+ */
+#define WM8350_IRQ_USB_LIMIT                   15
+#define WM8350_IRQ_EXT_USB_FB                  36
+#define WM8350_IRQ_EXT_WALL_FB                 37
+#define WM8350_IRQ_EXT_BAT_FB                  38
+
+#endif