1 files changed, 180 insertions, 0 deletions

diff --git a/include/linux/mfd/axp20x.h b/include/linux/mfd/axp20x.h
new file mode 100644
index 000000000000..d0e31a2287ac
--- /dev/null
+++ b/include/linux/mfd/axp20x.h
@@ -0,0 +1,180 @@
+/*
+ * Functions and registers to access AXP20X power management chip.
+ *
+ * Copyright (C) 2013, Carlo Caione <carlo@caione.org>
+ *
+ * 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.
+ */
+
+#ifndef __LINUX_MFD_AXP20X_H
+#define __LINUX_MFD_AXP20X_H
+
+enum {
+        AXP202_ID = 0,
+        AXP209_ID,
+};
+
+#define AXP20X_DATACACHE(m)             (0x04 + (m))
+
+/* Power supply */
+#define AXP20X_PWR_INPUT_STATUS         0x00
+#define AXP20X_PWR_OP_MODE              0x01
+#define AXP20X_USB_OTG_STATUS           0x02
+#define AXP20X_PWR_OUT_CTRL             0x12
+#define AXP20X_DCDC2_V_OUT              0x23
+#define AXP20X_DCDC2_LDO3_V_SCAL        0x25
+#define AXP20X_DCDC3_V_OUT              0x27
+#define AXP20X_LDO24_V_OUT              0x28
+#define AXP20X_LDO3_V_OUT               0x29
+#define AXP20X_VBUS_IPSOUT_MGMT         0x30
+#define AXP20X_V_OFF                    0x31
+#define AXP20X_OFF_CTRL                 0x32
+#define AXP20X_CHRG_CTRL1               0x33
+#define AXP20X_CHRG_CTRL2               0x34
+#define AXP20X_CHRG_BAK_CTRL            0x35
+#define AXP20X_PEK_KEY                  0x36
+#define AXP20X_DCDC_FREQ                0x37
+#define AXP20X_V_LTF_CHRG               0x38
+#define AXP20X_V_HTF_CHRG               0x39
+#define AXP20X_APS_WARN_L1              0x3a
+#define AXP20X_APS_WARN_L2              0x3b
+#define AXP20X_V_LTF_DISCHRG            0x3c
+#define AXP20X_V_HTF_DISCHRG            0x3d
+
+/* Interrupt */
+#define AXP20X_IRQ1_EN                  0x40
+#define AXP20X_IRQ2_EN                  0x41
+#define AXP20X_IRQ3_EN                  0x42
+#define AXP20X_IRQ4_EN                  0x43
+#define AXP20X_IRQ5_EN                  0x44
+#define AXP20X_IRQ1_STATE               0x48
+#define AXP20X_IRQ2_STATE               0x49
+#define AXP20X_IRQ3_STATE               0x4a
+#define AXP20X_IRQ4_STATE               0x4b
+#define AXP20X_IRQ5_STATE               0x4c
+
+/* ADC */
+#define AXP20X_ACIN_V_ADC_H             0x56
+#define AXP20X_ACIN_V_ADC_L             0x57
+#define AXP20X_ACIN_I_ADC_H             0x58
+#define AXP20X_ACIN_I_ADC_L             0x59
+#define AXP20X_VBUS_V_ADC_H             0x5a
+#define AXP20X_VBUS_V_ADC_L             0x5b
+#define AXP20X_VBUS_I_ADC_H             0x5c
+#define AXP20X_VBUS_I_ADC_L             0x5d
+#define AXP20X_TEMP_ADC_H               0x5e
+#define AXP20X_TEMP_ADC_L               0x5f
+#define AXP20X_TS_IN_H                  0x62
+#define AXP20X_TS_IN_L                  0x63
+#define AXP20X_GPIO0_V_ADC_H            0x64
+#define AXP20X_GPIO0_V_ADC_L            0x65
+#define AXP20X_GPIO1_V_ADC_H            0x66
+#define AXP20X_GPIO1_V_ADC_L            0x67
+#define AXP20X_PWR_BATT_H               0x70
+#define AXP20X_PWR_BATT_M               0x71
+#define AXP20X_PWR_BATT_L               0x72
+#define AXP20X_BATT_V_H                 0x78
+#define AXP20X_BATT_V_L                 0x79
+#define AXP20X_BATT_CHRG_I_H            0x7a
+#define AXP20X_BATT_CHRG_I_L            0x7b
+#define AXP20X_BATT_DISCHRG_I_H         0x7c
+#define AXP20X_BATT_DISCHRG_I_L         0x7d
+#define AXP20X_IPSOUT_V_HIGH_H          0x7e
+#define AXP20X_IPSOUT_V_HIGH_L          0x7f
+
+/* Power supply */
+#define AXP20X_DCDC_MODE                0x80
+#define AXP20X_ADC_EN1                  0x82
+#define AXP20X_ADC_EN2                  0x83
+#define AXP20X_ADC_RATE                 0x84
+#define AXP20X_GPIO10_IN_RANGE          0x85
+#define AXP20X_GPIO1_ADC_IRQ_RIS        0x86
+#define AXP20X_GPIO1_ADC_IRQ_FAL        0x87
+#define AXP20X_TIMER_CTRL               0x8a
+#define AXP20X_VBUS_MON                 0x8b
+#define AXP20X_OVER_TMP                 0x8f
+
+/* GPIO */
+#define AXP20X_GPIO0_CTRL               0x90
+#define AXP20X_LDO5_V_OUT               0x91
+#define AXP20X_GPIO1_CTRL               0x92
+#define AXP20X_GPIO2_CTRL               0x93
+#define AXP20X_GPIO20_SS                0x94
+#define AXP20X_GPIO3_CTRL               0x95
+
+/* Battery */
+#define AXP20X_CHRG_CC_31_24            0xb0
+#define AXP20X_CHRG_CC_23_16            0xb1
+#define AXP20X_CHRG_CC_15_8             0xb2
+#define AXP20X_CHRG_CC_7_0              0xb3
+#define AXP20X_DISCHRG_CC_31_24         0xb4
+#define AXP20X_DISCHRG_CC_23_16         0xb5
+#define AXP20X_DISCHRG_CC_15_8          0xb6
+#define AXP20X_DISCHRG_CC_7_0           0xb7
+#define AXP20X_CC_CTRL                  0xb8
+#define AXP20X_FG_RES                   0xb9
+
+/* Regulators IDs */
+enum {
+        AXP20X_LDO1 = 0,
+        AXP20X_LDO2,
+        AXP20X_LDO3,
+        AXP20X_LDO4,
+        AXP20X_LDO5,
+        AXP20X_DCDC2,
+        AXP20X_DCDC3,
+        AXP20X_REG_ID_MAX,
+};
+
+/* IRQs */
+enum {
+        AXP20X_IRQ_ACIN_OVER_V = 1,
+        AXP20X_IRQ_ACIN_PLUGIN,
+        AXP20X_IRQ_ACIN_REMOVAL,
+        AXP20X_IRQ_VBUS_OVER_V,
+        AXP20X_IRQ_VBUS_PLUGIN,
+        AXP20X_IRQ_VBUS_REMOVAL,
+        AXP20X_IRQ_VBUS_V_LOW,
+        AXP20X_IRQ_BATT_PLUGIN,
+        AXP20X_IRQ_BATT_REMOVAL,
+        AXP20X_IRQ_BATT_ENT_ACT_MODE,
+        AXP20X_IRQ_BATT_EXIT_ACT_MODE,
+        AXP20X_IRQ_CHARG,
+        AXP20X_IRQ_CHARG_DONE,
+        AXP20X_IRQ_BATT_TEMP_HIGH,
+        AXP20X_IRQ_BATT_TEMP_LOW,
+        AXP20X_IRQ_DIE_TEMP_HIGH,
+        AXP20X_IRQ_CHARG_I_LOW,
+        AXP20X_IRQ_DCDC1_V_LONG,
+        AXP20X_IRQ_DCDC2_V_LONG,
+        AXP20X_IRQ_DCDC3_V_LONG,
+        AXP20X_IRQ_PEK_SHORT = 22,
+        AXP20X_IRQ_PEK_LONG,
+        AXP20X_IRQ_N_OE_PWR_ON,
+        AXP20X_IRQ_N_OE_PWR_OFF,
+        AXP20X_IRQ_VBUS_VALID,
+        AXP20X_IRQ_VBUS_NOT_VALID,
+        AXP20X_IRQ_VBUS_SESS_VALID,
+        AXP20X_IRQ_VBUS_SESS_END,
+        AXP20X_IRQ_LOW_PWR_LVL1,
+        AXP20X_IRQ_LOW_PWR_LVL2,
+        AXP20X_IRQ_TIMER,
+        AXP20X_IRQ_PEK_RIS_EDGE,
+        AXP20X_IRQ_PEK_FAL_EDGE,
+        AXP20X_IRQ_GPIO3_INPUT,
+        AXP20X_IRQ_GPIO2_INPUT,
+        AXP20X_IRQ_GPIO1_INPUT,
+        AXP20X_IRQ_GPIO0_INPUT,
+};
+
+struct axp20x_dev {
+        struct device                   *dev;
+        struct i2c_client               *i2c_client;
+        struct regmap                   *regmap;
+        struct regmap_irq_chip_data     *regmap_irqc;
+        long                            variant;
+};
+
+#endif /* __LINUX_MFD_AXP20X_H */