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+/*
+ * (C) Copyright 2009
+ * Windriver, <www.windriver.com>
+ * Tom Rix <Tom.Rix@windriver.com>
+ *
+ * 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.
+ *
+ * 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
+ */
+
+#include <common.h>
+#include <i2c.h>
+
+/* I2C chip addresses */
+
+/* USB ID */
+#define TWL4030_CHIP_USB 0x48
+/* AUD ID */
+#define TWL4030_CHIP_AUDIO_VOICE 0x49
+#define TWL4030_CHIP_GPIO 0x49
+#define TWL4030_CHIP_INTBR 0x49
+#define TWL4030_CHIP_PIH 0x49
+#define TWL4030_CHIP_TEST 0x49
+/* AUX ID */
+#define TWL4030_CHIP_KEYPAD 0x4a
+#define TWL4030_CHIP_MADC 0x4a
+#define TWL4030_CHIP_INTERRUPTS 0x4a
+#define TWL4030_CHIP_LED 0x4a
+#define TWL4030_CHIP_MAIN_CHARGE 0x4a
+#define TWL4030_CHIP_PRECHARGE 0x4a
+#define TWL4030_CHIP_PWM0 0x4a
+#define TWL4030_CHIP_PWM1 0x4a
+#define TWL4030_CHIP_PWMA 0x4a
+#define TWL4030_CHIP_PWMB 0x4a
+/* POWER ID */
+#define TWL4030_CHIP_BACKUP 0x4b
+#define TWL4030_CHIP_INT 0x4b
+#define TWL4030_CHIP_PM_MASTER 0x4b
+#define TWL4030_CHIP_PM_RECIEVER 0x4b
+#define TWL4030_CHIP_RTC 0x4b
+#define TWL4030_CHIP_SECURED_REG 0x4b
+
+/* Register base addresses */
+
+/* USB ID */
+#define TWL4030_BASEADD_USB 0x0000
+/* AUD ID */
+#define TWL4030_BASEADD_AUDIO_VOICE 0x0000
+#define TWL4030_BASEADD_GPIO 0x0098
+#define TWL4030_BASEADD_INTBR 0x0085
+#define TWL4030_BASEADD_PIH 0x0080
+#define TWL4030_BASEADD_TEST 0x004C
+/* AUX ID */
+#define TWL4030_BASEADD_INTERRUPTS 0x00B9
+#define TWL4030_BASEADD_LED 0x00EE
+#define TWL4030_BASEADD_MADC 0x0000
+#define TWL4030_BASEADD_MAIN_CHARGE 0x0074
+#define TWL4030_BASEADD_PRECHARGE 0x00AA
+#define TWL4030_BASEADD_PWM0 0x00F8
+#define TWL4030_BASEADD_PWM1 0x00FB
+#define TWL4030_BASEADD_PWMA 0x00EF
+#define TWL4030_BASEADD_PWMB 0x00F1
+#define TWL4030_BASEADD_KEYPAD 0x00D2
+/* POWER ID */
+#define TWL4030_BASEADD_BACKUP 0x0014
+#define TWL4030_BASEADD_INT 0x002E
+#define TWL4030_BASEADD_PM_MASTER 0x0036
+#define TWL4030_BASEADD_PM_RECIEVER 0x005B
+#define TWL4030_BASEADD_RTC 0x001C
+#define TWL4030_BASEADD_SECURED_REG 0x0000
+
+/* Register addresses */
+
+#define REG_STS_HW_CONDITIONS (TWL4030_BASEADD_PM_MASTER + 0x0F)
+#define STS_VBUS 0x080
+#define STS_CHG 0x02
+#define REG_BCICTL1 (TWL4030_BASEADD_PM_MASTER + 0x023)
+#define REG_BCICTL2 (TWL4030_BASEADD_PM_MASTER + 0x024)
+#define CGAIN 0x020
+#define ITHEN 0x010
+#define ITHSENS 0x007
+#define REG_BCIMFTH1 (TWL4030_BASEADD_PM_MASTER + 0x016)
+#define REG_BCIMFTH2 (TWL4030_BASEADD_PM_MASTER + 0x017)
+#define BCIAUTOWEN (TWL4030_BASEADD_PM_MASTER + 0x020)
+#define CONFIG_DONE 0x010
+#define BCIAUTOUSB 0x002
+#define BCIAUTOAC 0x001
+#define BCIMSTAT_MASK 0x03F
+#define REG_BOOT_BCI (TWL4030_BASEADD_PM_MASTER + 0x007)
+
+#define REG_GPBR1 (TWL4030_BASEADD_INTBR + 0x0c)
+#define MADC_HFCLK_EN 0x80
+#define DEFAULT_MADC_CLK_EN 0x10
+
+#define REG_CTRL1 (TWL4030_BASEADD_MADC + 0x00)
+#define MADC_ON 0x01
+#define REG_SW1SELECT_MSB 0x07
+#define SW1_CH9_SEL 0x02
+#define REG_CTRL_SW1 (TWL4030_BASEADD_MADC + 0x012)
+#define SW1_TRIGGER 0x020
+#define EOC_SW1 0x002
+#define BUSY 0x001
+#define REG_GPCH9 (TWL4030_BASEADD_MADC + 0x049)
+
+#define REG_BCIMSTATEC (TWL4030_BASEADD_MAIN_CHARGE + 0x002)
+#define REG_BCIMFSTS2 (TWL4030_BASEADD_MAIN_CHARGE + 0x00E)
+#define REG_BCIMFSTS3 (TWL4030_BASEADD_MAIN_CHARGE + 0x00F)
+#define REG_BCIMFSTS4 (TWL4030_BASEADD_MAIN_CHARGE + 0x010)
+#define REG_BCIMFKEY (TWL4030_BASEADD_MAIN_CHARGE + 0x011)
+#define REG_BCIIREF1 (TWL4030_BASEADD_MAIN_CHARGE + 0x027)
+
+#define REG_BCIMFSTS1 (TWL4030_BASEADD_PRECHARGE + 0x001)
+#define USBFASTMCHG 0x004
+#define BATSTSPCHG 0x004
+#define BATSTSMCHG 0x040
+#define VBATOV4 0x020
+#define VBATOV3 0x010
+#define VBATOV2 0x008
+#define VBATOV1 0x004
+#define MADC_LSB_MASK 0xC0
+#define REG_BB_CFG (TWL4030_BASEADD_PM_RECIEVER + 0x12)
+#define BBCHEN 0x10
+#define BBSEL_2500mV 0x00
+#define BBSEL_3000mV 0x04
+#define BBSEL_3100mV 0x08
+#define BBSEL_3200mV 0x0C
+#define BBISEL_25uA 0x00
+#define BBISEL_150uA 0x01
+#define BBISEL_500uA 0x02
+#define BBISEL_1000uA 0x03
+
+#define REG_POWER_CTRL (TWL4030_BASEADD_USB + 0x0AC)
+#define REG_POWER_CTRL_SET (TWL4030_BASEADD_USB + 0x0AD)
+#define REG_POWER_CTRL_CLR (TWL4030_BASEADD_USB + 0x0AE)
+#define OTG_EN 0x020
+#define REG_PHY_CLK_CTRL (TWL4030_BASEADD_USB + 0x0FE)
+#define REG_PHY_CLK_CTRL_STS (TWL4030_BASEADD_USB + 0x0FF)
+#define PHY_DPLL_CLK 0x01
+
+/* TWL4030 battery measuring parameters */
+#define T2_BATTERY_VOLT (TWL4030_BASEADD_MAIN_CHARGE + 0x04)
+#define T2_BATTERY_TEMP (TWL4030_BASEADD_MAIN_CHARGE + 0x06)
+#define T2_BATTERY_CUR (TWL4030_BASEADD_MAIN_CHARGE + 0x08)
+#define T2_BATTERY_ACVOLT (TWL4030_BASEADD_MAIN_CHARGE + 0x0A)
+#define T2_BATTERY_USBVOLT (TWL4030_BASEADD_MAIN_CHARGE + 0x0C)
+
+/* Keypad */
+#define KEYPAD_KEYP_CTRL_REG 0xD2
+#define KEYPAD_KEY_DEB_REG 0xD3
+#define KEYPAD_LONG_KEY_REG1 0xD4
+#define KEYPAD_LK_PTV_REG 0xD5
+#define KEYPAD_TIME_OUT_REG1 0xD6
+#define KEYPAD_TIME_OUT_REG2 0xD7
+#define KEYPAD_KBC_REG 0xD8
+#define KEYPAD_KBR_REG 0xD9
+#define KEYPAD_KEYP_SMS 0xDA
+#define KEYPAD_FULL_CODE_7_0 0xDB
+#define KEYPAD_FULL_CODE_15_8 0xDC
+#define KEYPAD_FULL_CODE_23_16 0xDD
+#define KEYPAD_FULL_CODE_31_24 0xDE
+#define KEYPAD_FULL_CODE_39_32 0xDF
+#define KEYPAD_FULL_CODE_47_40 0xE0
+#define KEYPAD_FULL_CODE_55_48 0xE1
+#define KEYPAD_FULL_CODE_63_56 0xE2
+#define KEYPAD_KEYP_ISR1 0xE3
+#define KEYPAD_KEYP_IMR1 0xE4
+#define KEYPAD_KEYP_ISR2 0xE5
+#define KEYPAD_KEYP_IMR2 0xE6
+#define KEYPAD_KEYP_SIR 0xE7
+#define KEYPAD_KEYP_EDR 0xE8
+#define KEYPAD_KEYP_SIH_CTRL 0xE9
+
+#define CTRL_KBD_ON (1 << 6)
+#define CTRL_RP_EN (1 << 5)
+#define CTRL_TOLE_EN (1 << 4)
+#define CTRL_TOE_EN (1 << 3)
+#define CTRL_LK_EN (1 << 2)
+#define CTRL_SOFTMODEN (1 << 1)
+#define CTRL_SOFT_NRST (1 << 0)
+
+int twl4030_init_battery_charging(void);
+
+/* Declarations for users of the keypad, stubs for everyone else. */
+#if (defined(CONFIG_TWL4030_KEYPAD) && (CONFIG_TWL4030_KEYPAD))
+int twl4030_keypad_init(void);
+int twl4030_keypad_reset(void);
+int twl4030_keypad_keys_pressed(unsigned char *key1, unsigned char *key2);
+#else
+#define twl4030_keypad_init() 0
+#define twl4030_keypad_reset() 0
+#define twl4030_keypad_keys_pressed(a, b) 0
+#endif