[PATCH] I2C: add i2c driver for TPS6501x

This adds an I2C driver for the TPS6501x series of power management chips.
It's used on many OMAP based boards, and this driver has been widely used
in the Linux-OMAP trees over the last year or so.

Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

1 files changed, 76 insertions, 0 deletions

diff --git a/include/asm-arm/arch-omap/tps65010.h b/include/asm-arm/arch-omap/tps65010.h
index 0f97bb2e8fce..b9aa2b3a3909 100644
--- a/include/asm-arm/arch-omap/tps65010.h
+++ b/include/asm-arm/arch-omap/tps65010.h
@@ -30,6 +30,66 @@
 
 /*
  * ----------------------------------------------------------------------------
+ * Registers, all 8 bits
+ * ----------------------------------------------------------------------------
+ */
+
+#define TPS_CHGSTATUS           0x01
+#       define  TPS_CHG_USB             (1 << 7)
+#       define  TPS_CHG_AC              (1 << 6)
+#       define  TPS_CHG_THERM           (1 << 5)
+#       define  TPS_CHG_TERM            (1 << 4)
+#       define  TPS_CHG_TAPER_TMO       (1 << 3)
+#       define  TPS_CHG_CHG_TMO         (1 << 2)
+#       define  TPS_CHG_PRECHG_TMO      (1 << 1)
+#       define  TPS_CHG_TEMP_ERR        (1 << 0)
+#define TPS_REGSTATUS           0x02
+#       define  TPS_REG_ONOFF           (1 << 7)
+#       define  TPS_REG_COVER           (1 << 6)
+#       define  TPS_REG_UVLO            (1 << 5)
+#       define  TPS_REG_NO_CHG          (1 << 4)        /* tps65013 */
+#       define  TPS_REG_PG_LD02         (1 << 3)
+#       define  TPS_REG_PG_LD01         (1 << 2)
+#       define  TPS_REG_PG_MAIN         (1 << 1)
+#       define  TPS_REG_PG_CORE         (1 << 0)
+#define TPS_MASK1               0x03
+#define TPS_MASK2               0x04
+#define TPS_ACKINT1             0x05
+#define TPS_ACKINT2             0x06
+#define TPS_CHGCONFIG           0x07
+#       define  TPS_CHARGE_POR          (1 << 7)        /* 65010/65012 */
+#       define  TPS65013_AUA            (1 << 7)        /* 65011/65013 */
+#       define  TPS_CHARGE_RESET        (1 << 6)
+#       define  TPS_CHARGE_FAST         (1 << 5)
+#       define  TPS_CHARGE_CURRENT      (3 << 3)
+#       define  TPS_VBUS_500MA          (1 << 2)
+#       define  TPS_VBUS_CHARGING       (1 << 1)
+#       define  TPS_CHARGE_ENABLE       (1 << 0)
+#define TPS_LED1_ON             0x08
+#define TPS_LED1_PER            0x09
+#define TPS_LED2_ON             0x0a
+#define TPS_LED2_PER            0x0b
+#define TPS_VDCDC1              0x0c
+#       define  TPS_ENABLE_LP           (1 << 3)
+#define TPS_VDCDC2              0x0d
+#define TPS_VREGS1              0x0e
+#       define  TPS_LDO2_ENABLE (1 << 7)
+#       define  TPS_LDO2_OFF    (1 << 6)
+#       define  TPS_VLDO2_3_0V  (3 << 4)
+#       define  TPS_VLDO2_2_75V (2 << 4)
+#       define  TPS_VLDO2_2_5V  (1 << 4)
+#       define  TPS_VLDO2_1_8V  (0 << 4)
+#       define  TPS_LDO1_ENABLE (1 << 3)
+#       define  TPS_LDO1_OFF    (1 << 2)
+#       define  TPS_VLDO1_3_0V  (3 << 0)
+#       define  TPS_VLDO1_2_75V (2 << 0)
+#       define  TPS_VLDO1_2_5V  (1 << 0)
+#       define  TPS_VLDO1_ADJ   (0 << 0)
+#define TPS_MASK3               0x0f
+#define TPS_DEFGPIO             0x10
+
+/*
+ * ----------------------------------------------------------------------------
  * Macros used by exported functions
  * ----------------------------------------------------------------------------
  */
@@ -71,10 +131,26 @@ extern int tps65010_set_gpio_out_value(unsigned gpio, unsigned value);
  */
 extern int tps65010_set_led(unsigned led, unsigned mode);
 
+/* tps65010_set_vib parameter:
+ * value: ON or OFF
+ */
+extern int tps65010_set_vib(unsigned value);
+
 /* tps65010_set_low_pwr parameter:
  * mode: ON or OFF
  */
 extern int tps65010_set_low_pwr(unsigned mode);
 
+/* tps65010_config_vregs1 parameter:
+ * value to be written to VREGS1 register
+ * Note: The complete register is written, set all bits you need
+ */
+extern int tps65010_config_vregs1(unsigned value);
+
+/* tps65013_set_low_pwr parameter:
+ * mode: ON or OFF
+ */
+extern int tps65013_set_low_pwr(unsigned mode);
+
 #endif /*  __ASM_ARCH_TPS65010_H */