1 files changed, 252 insertions, 0 deletions

diff --git a/include/linux/mfd/max8907.h b/include/linux/mfd/max8907.h
new file mode 100644
index 000000000000..b06f7a6a1e80
--- /dev/null
+++ b/include/linux/mfd/max8907.h
@@ -0,0 +1,252 @@
+/*
+ * Functions to access MAX8907 power management chip.
+ *
+ * Copyright (C) 2010 Gyungoh Yoo <jack.yoo@maxim-ic.com>
+ * Copyright (C) 2012, NVIDIA CORPORATION. All rights reserved.
+ *
+ * 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_MAX8907_H
+#define __LINUX_MFD_MAX8907_H
+
+#include <linux/mutex.h>
+#include <linux/pm.h>
+
+#define MAX8907_GEN_I2C_ADDR            (0x78 >> 1)
+#define MAX8907_ADC_I2C_ADDR            (0x8e >> 1)
+#define MAX8907_RTC_I2C_ADDR            (0xd0 >> 1)
+
+/* MAX8907 register map */
+#define MAX8907_REG_SYSENSEL            0x00
+#define MAX8907_REG_ON_OFF_IRQ1         0x01
+#define MAX8907_REG_ON_OFF_IRQ1_MASK    0x02
+#define MAX8907_REG_ON_OFF_STAT         0x03
+#define MAX8907_REG_SDCTL1              0x04
+#define MAX8907_REG_SDSEQCNT1           0x05
+#define MAX8907_REG_SDV1                0x06
+#define MAX8907_REG_SDCTL2              0x07
+#define MAX8907_REG_SDSEQCNT2           0x08
+#define MAX8907_REG_SDV2                0x09
+#define MAX8907_REG_SDCTL3              0x0A
+#define MAX8907_REG_SDSEQCNT3           0x0B
+#define MAX8907_REG_SDV3                0x0C
+#define MAX8907_REG_ON_OFF_IRQ2         0x0D
+#define MAX8907_REG_ON_OFF_IRQ2_MASK    0x0E
+#define MAX8907_REG_RESET_CNFG          0x0F
+#define MAX8907_REG_LDOCTL16            0x10
+#define MAX8907_REG_LDOSEQCNT16         0x11
+#define MAX8907_REG_LDO16VOUT           0x12
+#define MAX8907_REG_SDBYSEQCNT          0x13
+#define MAX8907_REG_LDOCTL17            0x14
+#define MAX8907_REG_LDOSEQCNT17         0x15
+#define MAX8907_REG_LDO17VOUT           0x16
+#define MAX8907_REG_LDOCTL1             0x18
+#define MAX8907_REG_LDOSEQCNT1          0x19
+#define MAX8907_REG_LDO1VOUT            0x1A
+#define MAX8907_REG_LDOCTL2             0x1C
+#define MAX8907_REG_LDOSEQCNT2          0x1D
+#define MAX8907_REG_LDO2VOUT            0x1E
+#define MAX8907_REG_LDOCTL3             0x20
+#define MAX8907_REG_LDOSEQCNT3          0x21
+#define MAX8907_REG_LDO3VOUT            0x22
+#define MAX8907_REG_LDOCTL4             0x24
+#define MAX8907_REG_LDOSEQCNT4          0x25
+#define MAX8907_REG_LDO4VOUT            0x26
+#define MAX8907_REG_LDOCTL5             0x28
+#define MAX8907_REG_LDOSEQCNT5          0x29
+#define MAX8907_REG_LDO5VOUT            0x2A
+#define MAX8907_REG_LDOCTL6             0x2C
+#define MAX8907_REG_LDOSEQCNT6          0x2D
+#define MAX8907_REG_LDO6VOUT            0x2E
+#define MAX8907_REG_LDOCTL7             0x30
+#define MAX8907_REG_LDOSEQCNT7          0x31
+#define MAX8907_REG_LDO7VOUT            0x32
+#define MAX8907_REG_LDOCTL8             0x34
+#define MAX8907_REG_LDOSEQCNT8          0x35
+#define MAX8907_REG_LDO8VOUT            0x36
+#define MAX8907_REG_LDOCTL9             0x38
+#define MAX8907_REG_LDOSEQCNT9          0x39
+#define MAX8907_REG_LDO9VOUT            0x3A
+#define MAX8907_REG_LDOCTL10            0x3C
+#define MAX8907_REG_LDOSEQCNT10         0x3D
+#define MAX8907_REG_LDO10VOUT           0x3E
+#define MAX8907_REG_LDOCTL11            0x40
+#define MAX8907_REG_LDOSEQCNT11         0x41
+#define MAX8907_REG_LDO11VOUT           0x42
+#define MAX8907_REG_LDOCTL12            0x44
+#define MAX8907_REG_LDOSEQCNT12         0x45
+#define MAX8907_REG_LDO12VOUT           0x46
+#define MAX8907_REG_LDOCTL13            0x48
+#define MAX8907_REG_LDOSEQCNT13         0x49
+#define MAX8907_REG_LDO13VOUT           0x4A
+#define MAX8907_REG_LDOCTL14            0x4C
+#define MAX8907_REG_LDOSEQCNT14         0x4D
+#define MAX8907_REG_LDO14VOUT           0x4E
+#define MAX8907_REG_LDOCTL15            0x50
+#define MAX8907_REG_LDOSEQCNT15         0x51
+#define MAX8907_REG_LDO15VOUT           0x52
+#define MAX8907_REG_OUT5VEN             0x54
+#define MAX8907_REG_OUT5VSEQ            0x55
+#define MAX8907_REG_OUT33VEN            0x58
+#define MAX8907_REG_OUT33VSEQ           0x59
+#define MAX8907_REG_LDOCTL19            0x5C
+#define MAX8907_REG_LDOSEQCNT19         0x5D
+#define MAX8907_REG_LDO19VOUT           0x5E
+#define MAX8907_REG_LBCNFG              0x60
+#define MAX8907_REG_SEQ1CNFG            0x64
+#define MAX8907_REG_SEQ2CNFG            0x65
+#define MAX8907_REG_SEQ3CNFG            0x66
+#define MAX8907_REG_SEQ4CNFG            0x67
+#define MAX8907_REG_SEQ5CNFG            0x68
+#define MAX8907_REG_SEQ6CNFG            0x69
+#define MAX8907_REG_SEQ7CNFG            0x6A
+#define MAX8907_REG_LDOCTL18            0x72
+#define MAX8907_REG_LDOSEQCNT18         0x73
+#define MAX8907_REG_LDO18VOUT           0x74
+#define MAX8907_REG_BBAT_CNFG           0x78
+#define MAX8907_REG_CHG_CNTL1           0x7C
+#define MAX8907_REG_CHG_CNTL2           0x7D
+#define MAX8907_REG_CHG_IRQ1            0x7E
+#define MAX8907_REG_CHG_IRQ2            0x7F
+#define MAX8907_REG_CHG_IRQ1_MASK       0x80
+#define MAX8907_REG_CHG_IRQ2_MASK       0x81
+#define MAX8907_REG_CHG_STAT            0x82
+#define MAX8907_REG_WLED_MODE_CNTL      0x84
+#define MAX8907_REG_ILED_CNTL           0x84
+#define MAX8907_REG_II1RR               0x8E
+#define MAX8907_REG_II2RR               0x8F
+#define MAX8907_REG_LDOCTL20            0x9C
+#define MAX8907_REG_LDOSEQCNT20         0x9D
+#define MAX8907_REG_LDO20VOUT           0x9E
+
+/* RTC register map */
+#define MAX8907_REG_RTC_SEC             0x00
+#define MAX8907_REG_RTC_MIN             0x01
+#define MAX8907_REG_RTC_HOURS           0x02
+#define MAX8907_REG_RTC_WEEKDAY         0x03
+#define MAX8907_REG_RTC_DATE            0x04
+#define MAX8907_REG_RTC_MONTH           0x05
+#define MAX8907_REG_RTC_YEAR1           0x06
+#define MAX8907_REG_RTC_YEAR2           0x07
+#define MAX8907_REG_ALARM0_SEC          0x08
+#define MAX8907_REG_ALARM0_MIN          0x09
+#define MAX8907_REG_ALARM0_HOURS        0x0A
+#define MAX8907_REG_ALARM0_WEEKDAY      0x0B
+#define MAX8907_REG_ALARM0_DATE         0x0C
+#define MAX8907_REG_ALARM0_MONTH        0x0D
+#define MAX8907_REG_ALARM0_YEAR1        0x0E
+#define MAX8907_REG_ALARM0_YEAR2        0x0F
+#define MAX8907_REG_ALARM1_SEC          0x10
+#define MAX8907_REG_ALARM1_MIN          0x11
+#define MAX8907_REG_ALARM1_HOURS        0x12
+#define MAX8907_REG_ALARM1_WEEKDAY      0x13
+#define MAX8907_REG_ALARM1_DATE         0x14
+#define MAX8907_REG_ALARM1_MONTH        0x15
+#define MAX8907_REG_ALARM1_YEAR1        0x16
+#define MAX8907_REG_ALARM1_YEAR2        0x17
+#define MAX8907_REG_ALARM0_CNTL         0x18
+#define MAX8907_REG_ALARM1_CNTL         0x19
+#define MAX8907_REG_RTC_STATUS          0x1A
+#define MAX8907_REG_RTC_CNTL            0x1B
+#define MAX8907_REG_RTC_IRQ             0x1C
+#define MAX8907_REG_RTC_IRQ_MASK        0x1D
+#define MAX8907_REG_MPL_CNTL            0x1E
+
+/* ADC and Touch Screen Controller register map */
+#define MAX8907_CTL                     0
+#define MAX8907_SEQCNT                  1
+#define MAX8907_VOUT                    2
+
+/* mask bit fields */
+#define MAX8907_MASK_LDO_SEQ            0x1C
+#define MAX8907_MASK_LDO_EN             0x01
+#define MAX8907_MASK_VBBATTCV           0x03
+#define MAX8907_MASK_OUT5V_VINEN        0x10
+#define MAX8907_MASK_OUT5V_ENSRC        0x0E
+#define MAX8907_MASK_OUT5V_EN           0x01
+#define MAX8907_MASK_POWER_OFF          0x40
+
+/* Regulator IDs */
+#define MAX8907_MBATT   0
+#define MAX8907_SD1     1
+#define MAX8907_SD2     2
+#define MAX8907_SD3     3
+#define MAX8907_LDO1    4
+#define MAX8907_LDO2    5
+#define MAX8907_LDO3    6
+#define MAX8907_LDO4    7
+#define MAX8907_LDO5    8
+#define MAX8907_LDO6    9
+#define MAX8907_LDO7    10
+#define MAX8907_LDO8    11
+#define MAX8907_LDO9    12
+#define MAX8907_LDO10   13
+#define MAX8907_LDO11   14
+#define MAX8907_LDO12   15
+#define MAX8907_LDO13   16
+#define MAX8907_LDO14   17
+#define MAX8907_LDO15   18
+#define MAX8907_LDO16   19
+#define MAX8907_LDO17   20
+#define MAX8907_LDO18   21
+#define MAX8907_LDO19   22
+#define MAX8907_LDO20   23
+#define MAX8907_OUT5V   24
+#define MAX8907_OUT33V  25
+#define MAX8907_BBAT    26
+#define MAX8907_SDBY    27
+#define MAX8907_VRTC    28
+#define MAX8907_NUM_REGULATORS (MAX8907_VRTC + 1)
+
+/* IRQ definitions */
+enum {
+        MAX8907_IRQ_VCHG_DC_OVP = 0,
+        MAX8907_IRQ_VCHG_DC_F,
+        MAX8907_IRQ_VCHG_DC_R,
+        MAX8907_IRQ_VCHG_THM_OK_R,
+        MAX8907_IRQ_VCHG_THM_OK_F,
+        MAX8907_IRQ_VCHG_MBATTLOW_F,
+        MAX8907_IRQ_VCHG_MBATTLOW_R,
+        MAX8907_IRQ_VCHG_RST,
+        MAX8907_IRQ_VCHG_DONE,
+        MAX8907_IRQ_VCHG_TOPOFF,
+        MAX8907_IRQ_VCHG_TMR_FAULT,
+
+        MAX8907_IRQ_GPM_RSTIN = 0,
+        MAX8907_IRQ_GPM_MPL,
+        MAX8907_IRQ_GPM_SW_3SEC,
+        MAX8907_IRQ_GPM_EXTON_F,
+        MAX8907_IRQ_GPM_EXTON_R,
+        MAX8907_IRQ_GPM_SW_1SEC,
+        MAX8907_IRQ_GPM_SW_F,
+        MAX8907_IRQ_GPM_SW_R,
+        MAX8907_IRQ_GPM_SYSCKEN_F,
+        MAX8907_IRQ_GPM_SYSCKEN_R,
+
+        MAX8907_IRQ_RTC_ALARM1 = 0,
+        MAX8907_IRQ_RTC_ALARM0,
+};
+
+struct max8907_platform_data {
+        struct regulator_init_data *init_data[MAX8907_NUM_REGULATORS];
+        bool pm_off;
+};
+
+struct regmap_irq_chips_data;
+
+struct max8907 {
+        struct device                   *dev;
+        struct mutex                    irq_lock;
+        struct i2c_client               *i2c_gen;
+        struct i2c_client               *i2c_rtc;
+        struct regmap                   *regmap_gen;
+        struct regmap                   *regmap_rtc;
+        struct regmap_irq_chip_data     *irqc_chg;
+        struct regmap_irq_chip_data     *irqc_on_off;
+        struct regmap_irq_chip_data     *irqc_rtc;
+};
+
+#endif